class Tile:
def __init__(self, sprites, svg, svgs, tile_type='tile', number=0):
self.highlight = [svg_str_to_pixbuf(svg)]
self.spr = Sprite(sprites, 0, 0, self.highlight[0])
for s in svgs:
self.highlight.append(svg_str_to_pixbuf(s))
self.paths = [] # [[N, E, S, W], [N, E, S, W]]
self.shape = None
self.orientation = 0
self.type = tile_type
self.number = number
self.value = 1
self.spr.set_label_color('#FF0000')
def set_value(self, value):
self.value = value
def get_value(self):
return self.value
def set_paths(self, paths):
for c in paths:
self.paths.append(c)
def get_paths(self):
return self.paths
def reset(self):
self.spr.set_layer(HIDE)
self.shape = None
self.spr.set_shape(self.highlight[0])
while self.orientation != 0:
self.rotate_clockwise()
def set_shape(self, path):
if self.shape is None:
self.spr.set_shape(self.highlight[path + 1])
self.shape = path
elif self.shape != path:
self.spr.set_shape(self.highlight[-1])
def rotate_clockwise(self):
""" rotate the tile and its paths """
for i in range(len(self.paths)):
west = self.paths[i][WEST]
self.paths[i][WEST] = self.paths[i][SOUTH]
self.paths[i][SOUTH] = self.paths[i][EAST]
self.paths[i][EAST] = self.paths[i][NORTH]
self.paths[i][NORTH] = west
for h in range(len(self.highlight)):
self.highlight[h] = self.highlight[h].rotate_simple(270)
self.spr.set_shape(self.highlight[0])
self.orientation += 90
self.orientation %= 360
def show_tile(self):
self.spr.set_layer(CARDS)
def hide(self):
self.spr.move((-self.spr.get_dimensions()[0], 0))
class Stator():
""" Create a sprite for a stator """
def __init__(self, sprites, path, name, x, y, w, h, svg_engine=None,
calculate=None, result=None):
if svg_engine is None:
self.spr = Sprite(sprites, x, y, file_to_pixbuf(path, name, w, h))
else:
self.spr = Sprite(sprites, x, y,
svg_str_to_pixbuf(svg_engine().svg))
self.spr.type = name
self.name = name
self.calculate = calculate
self.result = result
def draw(self, layer=1000):
self.spr.set_layer(layer)
def match(self, sprite):
if self.spr == sprite:
return True
return False
def move(self, dx, dy):
self.spr.move((dx, dy))
def move_relative(self, dx, dy):
self.spr.move_relative((dx, dy))
def hide(self):
self.spr.hide()
def create_toolbar_background(sprite_list, width):
# Create the toolbar background for the selectors
spr = Sprite(sprite_list, 0, 0,
svg_str_to_pixbuf(SVG().toolbar(2 * width, ICON_SIZE)))
spr.type = 'toolbar'
spr.set_layer(CATEGORY_LAYER)
return spr
def create_toolbar_background(sprite_list, width):
# Create the toolbar background for the selectors
spr = Sprite(sprite_list, 0, 0,
svg_str_to_pixbuf(SVG().toolbar(2 * width, ICON_SIZE)))
spr.type = 'toolbar'
spr.set_layer(CATEGORY_LAYER)
return spr
class Slide(Stator):
""" Create a sprite for a slide """
def __init__(self, sprites, path, name, x, y, w, h, svg_engine=None,
function=None):
if svg_engine is None:
self.spr = Sprite(sprites, x, y, file_to_pixbuf(path, name, w, h))
else:
self.spr = Sprite(sprites, x, y,
svg_str_to_pixbuf(svg_engine().svg))
self.tab_dx = [0, SWIDTH - TABWIDTH]
self.tab_dy = [2 * SHEIGHT, 2 * SHEIGHT]
self.tabs = []
self.tabs.append(Tab(sprites, path, 'tab', x + self.tab_dx[0],
y + self.tab_dy[0], TABWIDTH, SHEIGHT))
self.tabs.append(Tab(sprites, path, 'tab', x + self.tab_dx[1],
y + self.tab_dy[1], TABWIDTH, SHEIGHT))
self.calculate = function
self.name = name
def add_textview(self, textview, i=0):
self.tabs[i].textview = textview
self.tabs[i].textbuffer = textview.get_buffer()
def set_fixed(self, fixed):
for tab in self.tabs:
tab.fixed = fixed
def match(self, sprite):
if sprite == self.spr or sprite == self.tabs[0].spr or \
sprite == self.tabs[1].spr:
return True
return False
def draw(self, layer=1000):
self.spr.set_layer(layer)
self.spr.draw()
for tab in self.tabs:
tab.draw()
def move(self, dx, dy):
self.spr.move((dx, dy))
for i, tab in enumerate(self.tabs):
tab.move(dx + self.tab_dx[i], dy + self.tab_dy[i])
def move_relative(self, dx, dy):
self.spr.move_relative((dx, dy))
for i, tab in enumerate(self.tabs):
tab.move_relative(dx, dy)
def hide(self):
self.spr.hide()
for tab in self.tabs:
tab.hide()
def label(self, label, i=0):
self.tabs[i].label(label)
class Card:
''' Individual cards '''
def __init__(self, scale=1.0):
''' Create the card and store its attributes '''
self.spr = None
self.index = None # Calculated index
self._scale = scale
def create(self, string, attributes=None, sprites=None, file_path=None):
if attributes is None:
if self.spr is None:
self.spr = Sprite(sprites, 0, 0, svg_str_to_pixbuf(string))
else:
self.spr.set_image(svg_str_to_pixbuf(string))
self.index = None
else:
self.shape = attributes[0]
self.color = attributes[1]
self.num = attributes[2]
self.fill = attributes[3]
self.index = self.shape * COLORS * NUMBER * FILLS + \
self.color * NUMBER * FILLS + \
self.num * FILLS + \
self.fill
if self.spr is None:
self.spr = Sprite(sprites, 0, 0, svg_str_to_pixbuf(string))
else:
self.spr.set_image(svg_str_to_pixbuf(string))
if file_path is not None:
self.spr.set_image(load_image(file_path, self._scale), i=1,
dx=int(self._scale * CARD_WIDTH * .125),
dy=int(self._scale * CARD_HEIGHT * .125))
self.spr.set_label_attributes(self._scale * 24)
self.spr.set_label('')
def show_card(self, layer=2000):
''' Show the card '''
if self.spr is not None:
self.spr.set_layer(layer)
self.spr.draw()
def hide_card(self):
''' Hide a card '''
if self.spr is not None:
self.spr.hide()
class Card:
''' Individual cards '''
def __init__(self, scale=1.0):
''' Create the card and store its attributes '''
self.spr = None
self.index = None # Calculated index
self._scale = scale
def create(self, string, attributes=None, sprites=None, file_path=None):
if attributes is None:
if self.spr is None:
self.spr = Sprite(sprites, 0, 0, svg_str_to_pixbuf(string))
else:
self.spr.set_image(svg_str_to_pixbuf(string))
self.index = None
else:
self.shape = attributes[0]
self.color = attributes[1]
self.num = attributes[2]
self.fill = attributes[3]
self.index = self.shape * COLORS * NUMBER * FILLS + \
self.color * NUMBER * FILLS + \
self.num * FILLS + \
self.fill
if self.spr is None:
self.spr = Sprite(sprites, 0, 0, svg_str_to_pixbuf(string))
else:
self.spr.set_image(svg_str_to_pixbuf(string, True))
if file_path is not None:
self.spr.set_image(load_image(file_path, self._scale), i=1,
dx=int(self._scale * CARD_WIDTH * .125),
dy=int(self._scale * CARD_HEIGHT * .125))
self.spr.set_label_attributes(self._scale * 24)
self.spr.set_label('')
def show_card(self, layer=2000):
''' Show the card '''
if self.spr is not None:
self.spr.set_layer(layer)
self.spr.draw()
def hide_card(self):
''' Hide a card '''
if self.spr is not None:
self.spr.hide()
class Tab():
""" Create tabs for the slide; include a TextView for OSK input """
def __init__(self, sprites, path, name, x, y, w, h):
self.spr = Sprite(sprites, x, y, file_to_pixbuf(path, name, w, h))
self.spr.label = "1.0"
self.spr.type = name
self.name = name
self.width = w
self.textview = None
self.textbuffer = None
self.fixed = None
self.textview_y_offset = 0
def label(self, label):
if self.textbuffer is not None:
self.textbuffer.set_text(label)
def _move_textview(self, x, y):
y += self.textview_y_offset
if self.textview is not None:
if x > 0 and x < Gdk.Screen.width() - self.width and y > 0:
self.fixed.move(self.textview, x, y)
self.textview.show()
else:
self.textview.hide()
def move(self, x, y):
self.spr.move((x, y))
self._move_textview(x, y)
def move_relative(self, dx, dy):
self.spr.move_relative((dx, dy))
x, y = self.spr.get_xy()
self._move_textview(x, y)
def draw(self, layer=100):
self.spr.set_layer(layer)
self.spr.draw()
x, y = self.spr.get_xy()
self._move_textview(x, y)
def hide(self):
self.spr.hide()
class Tab():
""" Create tabs for the slide; include a TextView for OSK input """
def __init__(self, sprites, path, name, x, y, w, h):
self.spr = Sprite(sprites, x, y, file_to_pixbuf(path, name, w, h))
self.spr.label = "1.0"
self.spr.type = name
self.name = name
self.width = w
self.textview = None
self.textbuffer = None
self.fixed = None
self.textview_y_offset = 0
def label(self, label):
if self.textbuffer is not None:
self.textbuffer.set_text(label)
def _move_textview(self, x, y):
y += self.textview_y_offset
if self.textview is not None:
if x > 0 and x < Gdk.Screen.width() - self.width and y > 0:
self.fixed.move(self.textview, x, y)
self.textview.show()
else:
self.textview.hide()
def move(self, x, y):
self.spr.move((x, y))
self._move_textview(x, y)
def move_relative(self, dx, dy):
self.spr.move_relative((dx, dy))
x, y = self.spr.get_xy()
self._move_textview(x, y)
def draw(self, layer=100):
self.spr.set_layer(layer)
self.spr.draw()
x, y = self.spr.get_xy()
self._move_textview(x, y)
def hide(self):
self.spr.hide()
def _test(self, easter_egg=False):
''' Test to see if we estimated correctly '''
self._timeout = None
if self._expert:
delta = self.ball.width() / 6
else:
delta = self.ball.width() / 3
x = self.ball.ball_x() + self.ball.width() / 2
f = int(self._fraction * self.bar.width())
self.bar.mark.move((int(f - self.bar.mark_width() / 2),
int(self.bar.bar_y() + self._mark_offset(f))))
if self._challenges[self._n][2] == 0: # label the column
spr = Sprite(self._sprites, 0, 0, self.blank_graphic)
spr.set_label(self._label)
spr.move((int(self._n * 27), 0))
spr.set_layer(-1)
self._challenges[self._n][2] += 1
if x > f - delta and x < f + delta:
spr = Sprite(self._sprites, 0, 0, self.smiley_graphic)
self._correct += 1
GObject.idle_add(play_audio_from_file, self, self._path_to_success)
else:
spr = Sprite(self._sprites, 0, 0, self.frown_graphic)
GObject.idle_add(play_audio_from_file, self, self._path_to_failure)
spr.move((int(self._n * 27), int(self._challenges[self._n][2] * 27)))
spr.set_layer(-1)
# after enough correct answers, up the difficulty
if self._correct == len(self._challenges) * 2:
self._challenge += 1
if self._challenge < len(CHALLENGES):
for challenge in CHALLENGES[self._challenge]:
self._challenges.append(challenge)
else:
self._expert = True
self.count += 1
self._dx = 0. # stop horizontal movement between bounces
def _test(self, easter_egg=False):
''' Test to see if we estimated correctly '''
self.timeout = None
delta = self.ball.width() / 4
x = self.ball.ball_x() + self.ball.width() / 2
f = self.ball.width() / 2 + int(self.fraction * self.bar.width())
self.bar.mark.move(
(int(f - self.bar.mark_width() / 2), self.bar.bar_y() - 2))
if self.challenges[self.n][2] == 0: # label the column
spr = Sprite(self.sprites, 0, 0, self.blank_graphic)
spr.set_label(self.label)
spr.move((int(self.n * 25), 0))
spr.set_layer(-1)
self.challenges[self.n][2] += 1
if x > f - delta and x < f + delta:
if not easter_egg:
spr = Sprite(self.sprites, 0, 0, self.smiley_graphic)
self.correct += 1
gobject.idle_add(play_audio_from_file, self, self.path_to_success)
else:
if not easter_egg:
spr = Sprite(self.sprites, 0, 0, self.frown_graphic)
gobject.idle_add(play_audio_from_file, self, self.path_to_failure)
if easter_egg:
spr = Sprite(self.sprites, 0, 0, self.egg_graphic)
spr.move((int(self.n * 25), int(self.challenges[self.n][2] * 25)))
spr.set_layer(-1)
# after enough correct answers, up the difficulty
if self.correct == len(self.challenges) * 2:
self.challenge += 1
if self.challenge < len(CHALLENGES):
for challenge in CHALLENGES[self.challenge]:
self.challenges.append(challenge)
else:
self.expert = True
self.count += 1
self.dx = 0. # stop horizontal movement between bounces
def _test(self, easter_egg=False):
''' Test to see if we estimated correctly '''
if self._expert:
delta = self.ball.width() / 6
else:
delta = self.ball.width() / 3
x = self.ball.ball_x() + self.ball.width() / 2
f = int(self._fraction * self.bar.width())
self.bar.mark.move((int(f - self.bar.mark_width() / 2),
int(self.bar.bar_y() + self._mark_offset(f))))
if self._challenges[self._n][2] == 0: # label the column
spr = Sprite(self._sprites, 0, 0, self.blank_graphic)
spr.set_label(self._label)
spr.move((int(self._n * 27), 0))
spr.set_layer(-1)
self._challenges[self._n][2] += 1
if x > f - delta and x < f + delta:
spr = Sprite(self._sprites, 0, 0, self.smiley_graphic)
self._correct += 1
aplay.play(self._path_to_success)
else:
spr = Sprite(self._sprites, 0, 0, self.frown_graphic)
aplay.play(self._path_to_failure)
spr.move((int(self._n * 27), int(self._challenges[self._n][2] * 27)))
spr.set_layer(-1)
# after enough correct answers, up the difficulty
if self._correct == len(self._challenges) * 2:
self._challenge += 1
if self._challenge < len(CHALLENGES):
for challenge in CHALLENGES[self._challenge]:
self._challenges.append(challenge)
else:
self._expert = True
self.count += 1
self._dx = 0. # stop horizontal movement between bounces
class Stator():
""" Create a sprite for a stator """
def __init__(self,
sprites,
path,
name,
x,
y,
w,
h,
svg_engine=None,
calculate=None,
result=None):
if svg_engine is None:
self.spr = Sprite(sprites, x, y, file_to_pixbuf(path, name, w, h))
else:
self.spr = Sprite(sprites, x, y,
svg_str_to_pixbuf(svg_engine().svg))
self.spr.type = name
self.name = name
self.calculate = calculate
self.result = result
def draw(self, layer=1000):
self.spr.set_layer(layer)
def match(self, sprite):
if self.spr == sprite:
return True
return False
def move(self, dx, dy):
self.spr.move((dx, dy))
def move_relative(self, dx, dy):
self.spr.move_relative((dx, dy))
def hide(self):
self.spr.hide()
class Ball():
''' The Bounce class is used to define the ball and the user
interaction. '''
def __init__(self, sprites, filename):
self._current_frame = 0
self._frames = [] # Easter Egg animation
self._sprites = sprites
self.ball = Sprite(self._sprites, 0, 0,
svg_str_to_pixbuf(svg_from_file(filename)))
self.ball.set_layer(3)
self.ball.set_label_attributes(24, vert_align='top')
ball = extract_svg_payload(file(filename, 'r'))
for i in range(8):
self._frames.append(
Sprite(
self._sprites, 0, 0,
svg_str_to_pixbuf(
svg_header(SIZE[0], SIZE[1], 1.0) + TRANSFORMS[i] +
ball + PUNCTURE + AIR + '</g>' + svg_footer())))
for frame in self._frames:
frame.set_layer(3)
frame.move((0, -SIZE[1])) # move animation frames off screen
def new_ball(self, filename):
''' Create a ball object and Easter Egg animation from an SVG file. '''
self.ball.set_shape(svg_str_to_pixbuf(svg_from_file(filename)))
ball = extract_svg_payload(file(filename, 'r'))
for i in range(8):
self._frames[i].set_shape(
svg_str_to_pixbuf(
svg_header(SIZE[0], SIZE[1], 1.0) + TRANSFORMS[i] + ball +
PUNCTURE + AIR + '</g>' + svg_footer()))
def new_ball_from_image(self, filename, save_path):
''' Just create a ball object from an image file '''
if filename == '':
_logger.debug('Image file not found.')
return
try:
pixbuf = GdkPixbuf.Pixbuf.new_from_file(filename)
if pixbuf.get_width() > pixbuf.get_height():
size = pixbuf.get_height()
x = int((pixbuf.get_width() - size) / 2)
else:
size = pixbuf.get_width()
x = int((pixbuf.get_height() - size) / 2)
crop = GdkPixbuf.Pixbuf.new(0, True, 8, size, size)
pixbuf.copy_area(x, 0, size, size, crop, 0, 0)
scale = crop.scale_simple(85, 85, GdkPixbuf.InterpType.BILINEAR)
scale.savev(save_path, 'png', [], [])
self.ball.set_shape(svg_str_to_pixbuf(
generate_ball_svg(save_path)))
except Exception as e:
_logger.error('Could not load image from %s: %s' % (filename, e))
def new_ball_from_fraction(self, fraction):
''' Create a ball with a section of size fraction. '''
r = SIZE[0] / 2.0
self.ball.set_shape(
svg_str_to_pixbuf(
svg_header(SIZE[0], SIZE[1], 1.0) +
svg_sector(r, r + BOX[1], r - 1, 1.999 *
pi, COLORS[0], COLORS[1]) +
svg_sector(r, r + BOX[1], r - 1, fraction * 2 *
pi, COLORS[1], COLORS[0]) +
svg_rect(BOX[0], BOX[1], 4, 4, 0, 0, '#FFFFFF', 'none') +
svg_footer()))
def ball_x(self):
return self.ball.get_xy()[0]
def ball_y(self):
return self.ball.get_xy()[1]
def frame_x(self, i):
return self._frames[i].get_xy()[0]
def frame_y(self, i):
return self._frames[i].get_xy()[1]
def width(self):
return self.ball.rect[2]
def height(self):
return self.ball.rect[3]
def move_ball(self, pos):
self.ball.move(pos)
def move_ball_relative(self, pos):
self.ball.move_relative(pos)
def move_frame(self, i, pos):
self._frames[i].move(pos)
def move_frame_relative(self, i, pos):
self._frames[i].move_relative(pos)
def hide_frames(self):
for frame in self._frames:
frame.move((0, -SIZE[1])) # hide the animation frames
def next_frame(self, frame_counter):
if frame_counter in ANIMATION:
self._switch_frames(ANIMATION[frame_counter])
return self._current_frame
def _switch_frames(self, frames):
''' Switch between frames in the animation '''
self.move_frame(frames[1],
(self.frame_x(frames[0]), self.frame_y(frames[0])))
self.move_frame(frames[0], ((0, -SIZE[1]))) # hide the frame
self._current_frame = frames[1]
class Game():
def __init__(self, canvas, parent=None, path=None, root=None, mode='array',
colors=['#A0FFA0', '#FF8080']):
self._canvas = canvas
self._parent = parent
self._path = path
self._root = root
self._mode = mode
self.current_image = 0
self.playing = False
self._timeout_id = None
self._prev_mouse_pos = (0, 0)
self._start_time = 0
self._colors = ['#FFFFFF']
self._colors.append(colors[0])
self._colors.append(colors[1])
self._canvas.add_events(
Gdk.EventMask.BUTTON_PRESS_MASK |
Gdk.EventMask.BUTTON_RELEASE_MASK |
Gdk.EventMask.BUTTON_MOTION_MASK |
Gdk.EventMask.POINTER_MOTION_MASK |
Gdk.EventMask.POINTER_MOTION_HINT_MASK |
Gdk.EventMask.TOUCH_MASK)
self._canvas.connect('draw', self.__draw_cb)
self._canvas.connect('event', self.__event_cb)
self.configure(move=False)
self.we_are_sharing = False
self._start_time = 0
self._timeout_id = None
# Find the image files
self._PATHS = glob.glob(os.path.join(self._path, 'images', '*.svg'))
# Generate the sprites we'll need...
self._sprites = Sprites(self._canvas)
a = max(Gdk.Screen.width(), Gdk.Screen.height())
b = min(Gdk.Screen.width(), Gdk.Screen.height())
self._bg_pixbufs = []
if self._parent.tablet_mode: # text on top
# landscape
self._bg_pixbufs.append(svg_str_to_pixbuf(genhole(
a, a,
3 * style.GRID_CELL_SIZE,
style.DEFAULT_SPACING,
a - 3 * style.GRID_CELL_SIZE,
style.GRID_CELL_SIZE * 3 + style.DEFAULT_SPACING)))
# portrait
self._bg_pixbufs.append(svg_str_to_pixbuf(genhole(
a, a,
3 * style.GRID_CELL_SIZE,
style.DEFAULT_SPACING,
b - 3 * style.GRID_CELL_SIZE,
style.GRID_CELL_SIZE * 3 + style.DEFAULT_SPACING)))
else: # text on bottom
# landscape
self._bg_pixbufs.append(svg_str_to_pixbuf(genhole(
a, a,
3 * style.GRID_CELL_SIZE,
b - style.GRID_CELL_SIZE * 4 - style.DEFAULT_SPACING,
a - 3 * style.GRID_CELL_SIZE,
b - style.GRID_CELL_SIZE - style.DEFAULT_SPACING)))
# portrait
self._bg_pixbufs.append(svg_str_to_pixbuf(genhole(
a, a,
3 * style.GRID_CELL_SIZE,
a - style.GRID_CELL_SIZE * 4 - style.DEFAULT_SPACING,
b - 3 * style.GRID_CELL_SIZE,
a - style.GRID_CELL_SIZE - style.DEFAULT_SPACING)))
if Gdk.Screen.width() > Gdk.Screen.height():
self._bg = Sprite(self._sprites, 0, 0, self._bg_pixbufs[0])
else:
self._bg = Sprite(self._sprites, 0, 0, self._bg_pixbufs[1])
self._bg.set_layer(-2)
self._bg.type = 'background'
size = 3 * self._dot_size + 4 * self._space
x = int((Gdk.Screen.width() - size) / 2.)
self._dots = []
self._Dots = [] # larger dots for linear mode
X = int((Gdk.Screen.width() - self._dot_size * 3) / 2.)
Y = style.GRID_CELL_SIZE + self._yoff
if self._parent.tablet_mode:
yoffset = self._space * 2 + self._yoff
else:
yoffset = self._yoff
for y in range(3):
for x in range(3):
xoffset = int((self._width - 3 * self._dot_size -
2 * self._space) / 2.)
self._dots.append(
Sprite(self._sprites,
xoffset + x * (self._dot_size + self._space),
y * (self._dot_size + self._space) + yoffset,
self._new_dot_surface(color=self._colors[0])))
self._dots[-1].type = -1 # No image
self._dots[-1].set_label_attributes(72)
self._dots[-1].set_label('?')
self._Dots.append(
Sprite(
self._sprites, X, Y,
self._new_dot_surface(color=self._colors[0],
large=True)))
self._Dots[-1].type = -1 # No image
self._Dots[-1].set_label_attributes(72 * 3)
self._Dots[-1].set_label('?')
self.number_of_images = len(self._PATHS)
if USE_ART4APPS:
self._art4apps = Art4Apps()
self.number_of_images = len(self._art4apps.get_words())
self._record_pixbufs = []
for icon in ['media-audio', 'media-audio-recording']:
self._record_pixbufs.append(
GdkPixbuf.Pixbuf.new_from_file_at_size(
os.path.join(self._root, 'icons', icon + '.svg'),
style.GRID_CELL_SIZE, style.GRID_CELL_SIZE))
self._play_pixbufs = []
for icon in ['play-inactive', 'play']:
self._play_pixbufs.append(
GdkPixbuf.Pixbuf.new_from_file_at_size(
os.path.join(self._root, 'icons', icon + '.svg'),
style.GRID_CELL_SIZE, style.GRID_CELL_SIZE))
self._speak_pixbufs = []
for icon in ['speak-inactive', 'speak']:
self._speak_pixbufs.append(
GdkPixbuf.Pixbuf.new_from_file_at_size(
os.path.join(self._root, 'icons', icon + '.svg'),
style.GRID_CELL_SIZE, style.GRID_CELL_SIZE))
left = style.GRID_CELL_SIZE
right = Gdk.Screen.width() - 2 * style.GRID_CELL_SIZE
y0 = style.DEFAULT_SPACING + style.DEFAULT_PADDING
y1 = y0 + style.GRID_CELL_SIZE
y2 = y1 + style.GRID_CELL_SIZE
if not self._parent.tablet_mode:
dy = Gdk.Screen.height() - 4 * style.GRID_CELL_SIZE - \
2 * style.DEFAULT_SPACING
y0 += dy
y1 += dy
y2 += dy
y3 = int((Gdk.Screen.height() - 2 * style.GRID_CELL_SIZE) / 2)
self._record = Sprite(
self._sprites, right, y0, self._record_pixbufs[RECORD_OFF])
self._record.set_layer(1)
self._record.type = 'record'
self._play = Sprite(
self._sprites, right, y1, self._play_pixbufs[PLAY_OFF])
self._play.set_layer(1)
self._play.type = 'play-inactive'
self._speak = Sprite(
self._sprites, right, y2, self._speak_pixbufs[SPEAK_OFF])
self._speak.set_layer(1)
self._speak.type = 'speak-inactive'
self._next_prev_pixbufs = []
for icon in ['go-previous', 'go-next', 'go-previous-inactive',
'go-next-inactive']:
self._next_prev_pixbufs.append(
GdkPixbuf.Pixbuf.new_from_file_at_size(
os.path.join(self._root, 'icons', icon + '.svg'),
style.GRID_CELL_SIZE, style.GRID_CELL_SIZE))
self._prev = Sprite(
self._sprites, left, y3, self._next_prev_pixbufs[PREV_INACTIVE])
self._prev.set_layer(1)
self._prev.type = 'prev'
if self._mode == 'array':
self._prev.hide()
self._next = Sprite(
self._sprites, right, y3, self._next_prev_pixbufs[NEXT])
self._next.set_layer(1)
self._next.type = 'next'
if self._mode == 'array':
self._next.hide()
def configure(self, move=True):
self._width = Gdk.Screen.width()
self._height = Gdk.Screen.height() - style.GRID_CELL_SIZE
if not move:
if self._height < self._width:
self._scale = self._height / (3 * DOT_SIZE * 1.2)
else:
self._scale = self._width / (3 * DOT_SIZE * 1.2)
self._scale /= 1.5
self._dot_size = int(DOT_SIZE * self._scale)
if self._parent.tablet_mode: # text on top
self._yoff = style.GRID_CELL_SIZE * 3 + style.DEFAULT_SPACING
else:
self._yoff = style.DEFAULT_SPACING
self._space = int(self._dot_size / 5.)
return
left = style.GRID_CELL_SIZE
right = Gdk.Screen.width() - 2 * style.GRID_CELL_SIZE
y0 = style.DEFAULT_SPACING + style.DEFAULT_PADDING
y1 = y0 + style.GRID_CELL_SIZE
y2 = y1 + style.GRID_CELL_SIZE
if not self._parent.tablet_mode:
dy = Gdk.Screen.height() - 4 * style.GRID_CELL_SIZE - \
2 * style.DEFAULT_SPACING
y0 += dy
y1 += dy
y2 += dy
y3 = int((Gdk.Screen.height() - 2 * style.GRID_CELL_SIZE) / 2)
self._record.move((right, y0))
self._play.move((right, y1))
self._speak.move((right, y2))
self._prev.move((left, y3))
self._next.move((right, y3))
# Move the dots
X = int((Gdk.Screen.width() - self._dot_size * 3) / 2.)
Y = style.GRID_CELL_SIZE + self._yoff
if self._parent.tablet_mode:
yoffset = self._space * 2 + self._yoff
else:
yoffset = self._yoff
for y in range(3):
for x in range(3):
xoffset = int((self._width - 3 * self._dot_size -
2 * self._space) / 2.)
self._dots[x + y * 3].move(
(xoffset + x * (self._dot_size + self._space),
y * (self._dot_size + self._space) + yoffset))
self._Dots[x + y * 3].move((X, Y))
# switch orientation the bg sprite
if Gdk.Screen.width() > Gdk.Screen.height():
self._bg.set_image(self._bg_pixbufs[0])
else:
self._bg.set_image(self._bg_pixbufs[1])
self._bg.set_layer(-2)
def set_speak_icon_state(self, state):
if state:
self._speak.set_image(self._speak_pixbufs[SPEAK_ON])
self._speak.type = 'speak'
else:
self._speak.set_image(self._speak_pixbufs[SPEAK_OFF])
self._speak.type = 'speak-inactive'
self._speak.set_layer(1)
def set_record_icon_state(self, state):
if state:
self._record.set_image(self._record_pixbufs[RECORD_ON])
else:
self._record.set_image(self._record_pixbufs[RECORD_OFF])
self._record.set_layer(1)
def set_play_icon_state(self, state):
if state:
self._play.set_image(self._play_pixbufs[PLAY_ON])
self._play.type = 'play'
else:
self._play.set_image(self._play_pixbufs[PLAY_OFF])
self._play.type = 'play-inactive'
self._play.set_layer(1)
def autoplay(self):
self.set_mode('linear') # forces current image to 0
self.playing = True
self._autonext(next=False)
def stop(self):
self.playing = False
if self._parent.audio_process is not None:
self._parent.audio_process.terminate()
self._parent.audio_process = None
if self._timeout_id is not None:
GObject.source_remove(self._timeout_id)
self._timeout_id = None
self._parent.autoplay_button.set_icon_name('media-playback-start')
self._parent.autoplay_button.set_tooltip(_('Play'))
self._parent.array_button.set_sensitive(True)
def _autonext(self, next=True):
self._timeout_id = None
if not self.playing:
return
if next:
self._Dots[self.current_image].hide()
self.current_image += 1
self._Dots[self.current_image].set_layer(100)
if self.current_image == 8:
self._next.set_image(
self._next_prev_pixbufs[NEXT_INACTIVE])
self._next.set_layer(1)
self._prev.set_image(self._next_prev_pixbufs[PREV])
self._prev.set_layer(1)
self._parent.check_audio_status()
self._parent.check_text_status()
GObject.idle_add(self._play_sound)
def _poll_audio(self):
if self._parent.audio_process is None: # Already stopped?
return
if self._parent.audio_process.poll() is None:
GObject.timeout_add(200, self._poll_audio)
else:
self._parent.audio_process = None
self._next_image()
def _play_sound(self):
self._start_time = time.time()
# Either play back a recording or speak the text
if self._play.type == 'play':
self._parent.playback_recording_cb()
self._poll_audio()
elif self._speak.type == 'speak':
bounds = self._parent.text_buffer.get_bounds()
text = self._parent.text_buffer.get_text(
bounds[0], bounds[1], True)
speak(text)
self._next_image()
def _next_image(self):
accumulated_time = int(time.time() - self._start_time)
if accumulated_time < 5:
pause = 5 - accumulated_time
else:
pause = 1
if self.playing and self.current_image < 8:
self._timeout_id = GObject.timeout_add(pause * 1000,
self._autonext)
else:
self.stop()
def __event_cb(self, win, event):
''' The mouse button was pressed. Is it on a sprite? or
there was a gesture. '''
left = right = False
if event.type in (Gdk.EventType.TOUCH_BEGIN,
Gdk.EventType.TOUCH_CANCEL,
Gdk.EventType.TOUCH_END,
Gdk.EventType.BUTTON_PRESS,
Gdk.EventType.BUTTON_RELEASE):
x = int(event.get_coords()[1])
y = int(event.get_coords()[2])
if event.type in (Gdk.EventType.TOUCH_BEGIN,
Gdk.EventType.BUTTON_PRESS):
self._prev_mouse_pos = (x, y)
elif event.type in (Gdk.EventType.TOUCH_END,
Gdk.EventType.BUTTON_RELEASE):
if self._parent.audio_process is not None:
self._parent.audio_process.terminate()
self._parent.audio_process = None
terminated_audio = True
else:
terminated_audio = False
if self.playing:
self.stop()
new_mouse_pos = (x, y)
mouse_movement = (new_mouse_pos[0] - self._prev_mouse_pos[0],
new_mouse_pos[1] - self._prev_mouse_pos[1])
# horizontal gestures only
if (abs(mouse_movement[0]) / 5) > abs(mouse_movement[1]):
if abs(mouse_movement[0]) > abs(mouse_movement[1]):
if mouse_movement[0] < 0:
right = True
else:
left = True
if event.type in (Gdk.EventType.TOUCH_END,
Gdk.EventType.BUTTON_RELEASE):
spr = self._sprites.find_sprite((x, y))
if left or right or spr is not None:
if spr.type in ['record', 'play', 'play-inactive', 'speak',
'speak-inactive']:
if spr.type == 'record':
self._parent.record_cb()
elif spr.type == 'play' and not terminated_audio:
self._parent.playback_recording_cb()
elif spr.type == 'speak':
bounds = self._parent.text_buffer.get_bounds()
text = self._parent.text_buffer.get_text(
bounds[0], bounds[1], True)
speak(text)
return
elif self._mode == 'array':
return
self._parent.speak_text_cb()
if self._parent.recording:
self._parent.record_cb()
if (left or spr.type == 'prev') and self.current_image > 0:
self._Dots[self.current_image].hide()
self.current_image -= 1
self._Dots[self.current_image].set_layer(100)
if self.current_image == 0:
self._prev.set_image(
self._next_prev_pixbufs[PREV_INACTIVE])
self._next.set_image(self._next_prev_pixbufs[NEXT])
elif (right or spr.type == 'next') and self.current_image < 8:
self._Dots[self.current_image].hide()
self.current_image += 1
self._Dots[self.current_image].set_layer(100)
if self.current_image == 8:
self._next.set_image(
self._next_prev_pixbufs[NEXT_INACTIVE])
self._prev.set_image(self._next_prev_pixbufs[PREV])
elif spr.type not in ['prev', 'background'] and \
self.current_image < 8:
self._Dots[self.current_image].hide()
self.current_image += 1
self._Dots[self.current_image].set_layer(100)
if self.current_image == 8:
self._next.set_image(
self._next_prev_pixbufs[NEXT_INACTIVE])
self._prev.set_image(self._next_prev_pixbufs[PREV])
self._parent.check_audio_status()
self._parent.check_text_status()
self._prev.set_layer(1)
self._next.set_layer(1)
return False
def get_mode(self):
return self._mode
def set_mode(self, mode):
self.current_image = 0
self._prev.set_image(self._next_prev_pixbufs[PREV_INACTIVE])
self._next.set_image(self._next_prev_pixbufs[NEXT])
if mode == 'array':
self._mode = 'array'
self._prev.hide()
self._next.hide()
else:
self._mode = 'linear'
self._prev.set_layer(1)
self._next.set_layer(1)
for i in range(9):
if self._mode == 'array':
self._dots[i].set_layer(100)
self._Dots[i].hide()
else:
self._dots[i].hide()
if self.current_image == i:
self._Dots[i].set_layer(100)
else:
self._Dots[i].hide()
def _all_clear(self):
''' Things to reinitialize when starting up a new game. '''
if self._timeout_id is not None:
GObject.source_remove(self._timeout_id)
self.set_mode(self._mode)
if self._mode == 'array':
for dot in self._dots:
if dot.type != -1:
dot.type = -1
dot.set_shape(self._new_dot_surface(
self._colors[abs(dot.type)]))
dot.set_label('?')
else:
for dot in self._Dots:
if dot.type != -1:
dot.type = -1
dot.set_shape(self._new_dot_surface(
self._colors[abs(dot.type)],
large=True))
dot.set_label('?')
self._dance_counter = 0
self._dance_step()
def _dance_step(self):
''' Short animation before loading new game '''
if self._mode == 'array':
for dot in self._dots:
dot.set_shape(self._new_dot_surface(
self._colors[int(uniform(0, 3))]))
else:
self._Dots[0].set_shape(self._new_dot_surface(
self._colors[int(uniform(0, 3))],
large=True))
self._dance_counter += 1
if self._dance_counter < 10:
self._timeout_id = GObject.timeout_add(500, self._dance_step)
else:
self._new_images()
def new_game(self):
''' Start a new game. '''
self._all_clear()
def _new_images(self):
''' Select pictures at random '''
used_images = [0] * self.number_of_images
for i in range(9):
random_selection = int(uniform(0, self.number_of_images))
while used_images[random_selection] != 0:
random_selection = int(uniform(0, self.number_of_images))
used_images[random_selection] = 1
self._dots[i].set_label('')
self._dots[i].type = random_selection
self._dots[i].set_shape(self._new_dot_surface(
image=self._dots[i].type))
self._Dots[i].set_label('')
self._Dots[i].type = self._dots[i].type
self._Dots[i].set_shape(self._new_dot_surface(
image=self._Dots[i].type, large=True))
if self._mode == 'array':
self._dots[i].set_layer(100)
self._Dots[i].hide()
else:
if self.current_image == i:
self._Dots[i].set_layer(100)
else:
self._Dots[i].hide()
self._dots[i].hide()
if self.we_are_sharing:
self._parent.send_new_images()
def restore_game(self, dot_list):
''' Restore a game from the Journal or share '''
self.set_mode(self._mode)
for i, dot in enumerate(dot_list):
self._dots[i].type = dot
self._dots[i].set_shape(self._new_dot_surface(
image=self._dots[i].type))
self._dots[i].set_label('')
self._Dots[i].type = dot
self._Dots[i].set_shape(self._new_dot_surface(
image=self._Dots[i].type, large=True))
self._Dots[i].set_label('')
if self._mode == 'array':
self._dots[i].set_layer(100)
self._Dots[i].hide()
else:
if self.current_image == i:
self._Dots[i].set_layer(100)
else:
self._Dots[i].hide()
self._dots[i].hide()
def save_game(self):
''' Return dot list for saving to Journal or
sharing '''
dot_list = []
for dot in self._dots:
dot_list.append(dot.type)
return dot_list
def set_sharing(self, share=True):
self.we_are_sharing = share
def _grid_to_dot(self, pos):
''' calculate the dot index from a column and row in the grid '''
return pos[0] + pos[1] * 3
def _dot_to_grid(self, dot):
''' calculate the grid column and row for a dot '''
return [dot % 3, int(dot / 3)]
def __draw_cb(self, canvas, cr):
self._sprites.redraw_sprites(cr=cr)
def __expose_cb(self, win, event):
''' Callback to handle window expose events '''
self.do_expose_event(event)
return True
# Handle the expose-event by drawing
def do_expose_event(self, event):
# Create the cairo context
cr = self._canvas.window.cairo_create()
# Restrict Cairo to the exposed area; avoid extra work
cr.rectangle(event.area.x, event.area.y,
event.area.width, event.area.height)
cr.clip()
# Refresh sprite list
if cr is not None:
self._sprites.redraw_sprites(cr=cr)
def _destroy_cb(self, win, event):
Gtk.main_quit()
def export(self):
''' Write dot to cairo surface. '''
if self._mode == 'array':
w = h = int(4 * self._space + 3 * self._dot_size)
png_surface = cairo.ImageSurface(cairo.FORMAT_RGB24, w, h)
cr = cairo.Context(png_surface)
cr.set_source_rgb(192, 192, 192)
cr.rectangle(0, 0, w, h)
cr.fill()
for i in range(9):
y = self._space + int(i / 3.) * (self._dot_size + self._space)
x = self._space + (i % 3) * (self._dot_size + self._space)
cr.save()
cr.set_source_surface(self._dots[i].images[0], x, y)
cr.rectangle(x, y, self._dot_size, self._dot_size)
cr.fill()
cr.restore()
else:
w = h = int(2 * self._space + 3 * self._dot_size)
png_surface = cairo.ImageSurface(cairo.FORMAT_RGB24, w, h)
cr = cairo.Context(png_surface)
cr.set_source_rgb(192, 192, 192)
cr.rectangle(0, 0, w, h)
cr.fill()
y = self._space
x = self._space
cr.save()
cr.set_source_surface(self._Dots[self.current_image].images[0],
x, y)
cr.rectangle(x, y, 3 * self._dot_size, 3 * self._dot_size)
cr.fill()
cr.restore()
return png_surface
def _new_dot_surface(self, color='#000000', image=None, large=False):
''' generate a dot of a color color '''
if large:
size = self._dot_size * 3
else:
size = self._dot_size
self._svg_width = size
self._svg_height = size
if image is None: # color dot
self._stroke = color
self._fill = color
pixbuf = svg_str_to_pixbuf(
self._header() +
self._circle(size / 2., size / 2., size / 2.) +
self._footer())
else:
if USE_ART4APPS:
word = self._art4apps.get_words()[image]
try:
pixbuf = GdkPixbuf.Pixbuf.new_from_file_at_size(
self._art4apps.get_image_filename(word), size, size)
except Exception, e:
_logger.error('new dot surface %s %s: %s' %
(image, word, e))
word = 'zebra' # default in case image is not found
pixbuf = GdkPixbuf.Pixbuf.new_from_file_at_size(
self._art4apps.get_image_filename(word), size, size)
else:
class TurtleGraphics:
""" A class for the Turtle graphics canvas """
def __init__(self, tw, width, height):
""" Create a sprite to hold the canvas. """
self.tw = tw
self.width = width
self.height = height
if self.tw.interactive_mode:
self.canvas = Sprite(tw.sprite_list, 0, 0,
gtk.gdk.Pixmap(self.tw.area, self.width * 2,
self.height * 2, -1))
else:
self.canvas = Sprite(None, 0, 0, self.tw.window)
self.canvas.set_layer(CANVAS_LAYER)
(self.cx, self.cy) = self.canvas.get_xy()
self.canvas.type = 'canvas'
self.gc = self.canvas.images[0].new_gc()
self.cm = self.gc.get_colormap()
self.fgrgb = [255, 0, 0]
self.fgcolor = self.cm.alloc_color('red')
self.bgrgb = [255, 248, 222]
self.bgcolor = self.cm.alloc_color('#fff8de')
self.textsize = 48 # depreciated
self.textcolor = self.cm.alloc_color('blue')
self.tw.active_turtle.show()
self.shade = 0
self.pendown = False
self.xcor = 0
self.ycor = 0
self.heading = 0
self.pensize = 5
self.tcolor = 0
self.color = 0
self.gray = 100
self.fill = False
self.poly_points = []
self.svg = SVG()
self.svg.set_fill_color('none')
self.tw.svg_string = ''
self.clearscreen(False)
def start_fill(self):
""" Start accumulating points of a polygon to fill. """
self.fill = True
self.poly_points = []
def stop_fill(self):
""" Fill the polygon. """
self.fill = False
if len(self.poly_points) == 0:
return
minx = self.poly_points[0][0]
miny = self.poly_points[0][1]
maxx = minx
maxy = miny
for p in self.poly_points:
if p[0] < minx:
minx = p[0]
elif p[0] > maxx:
maxx = p[0]
if p[1] < miny:
miny = p[1]
elif p[1] > maxy:
maxy = p[1]
w = maxx - minx
h = maxy - miny
self.canvas.images[0].draw_polygon(self.gc, True, self.poly_points)
self.invalt(minx - self.pensize * self.tw.coord_scale / 2 - 3,
miny - self.pensize * self.tw.coord_scale / 2 - 3,
w + self.pensize * self.tw.coord_scale + 6,
h + self.pensize * self.tw.coord_scale + 6)
self.poly_points = []
def clearscreen(self, share=True):
"""Clear the canvas and reset most graphics attributes to defaults."""
rect = gtk.gdk.Rectangle(0, 0, self.width, self.height)
self.gc.set_foreground(self.bgcolor)
self.canvas.images[0].draw_rectangle(self.gc, True, *rect)
self.invalt(0, 0, self.width, self.height)
self.setpensize(5, share)
self.setgray(100, share)
self.setcolor(0, share)
self.settextcolor(70)
self.setshade(50, share)
for turtle_key in iter(self.tw.turtles.dict):
self.set_turtle(turtle_key)
self.tw.active_turtle.set_color(0)
self.tw.active_turtle.set_shade(50)
self.tw.active_turtle.set_gray(100)
self.tw.active_turtle.set_pen_size(5)
self.tw.active_turtle.reset_shapes()
self.seth(0, share)
self.setpen(False, share)
self.setxy(0, 0, share)
self.setpen(True, share)
self.tw.active_turtle.hide()
self.set_turtle(self.tw.default_turtle_name)
self.tw.svg_string = ''
self.svg.reset_min_max()
self.fill = False
self.poly_points = []
def forward(self, n, share=True):
""" Move the turtle forward."""
nn = n * self.tw.coord_scale
self.gc.set_foreground(self.fgcolor)
oldx, oldy = self.xcor, self.ycor
try:
self.xcor += nn * sin(self.heading * DEGTOR)
self.ycor += nn * cos(self.heading * DEGTOR)
except TypeError, ValueError:
_logger.debug("bad value sent to %s" % (__name__))
return
if self.pendown:
self.draw_line(oldx, oldy, self.xcor, self.ycor)
self.move_turtle()
if self.tw.saving_svg and self.pendown:
self.tw.svg_string += self.svg.new_path(oldx,
self.height / 2 - oldy)
self.tw.svg_string += self.svg.line_to(self.xcor,
self.height / 2 - self.ycor)
self.tw.svg_string += "\"\n"
self.tw.svg_string += self.svg.style()
if self.tw.sharing() and share:
self.tw.activity.send_event("f|%s" % \
(data_to_string([self.tw.nick, int(n)])))
class Bar():
''' The Bar class is used to define the bars at the bottom of the
screen '''
def __init__(self, sprites, ball_size, colors=['#FFFFFF', '#AAAAAA']):
''' Initialize the 2-segment bar, labels, and mark '''
self._sprites = sprites
self._colors = colors[:]
self.bars = {}
self._width = Gdk.Screen.width()
self._height = Gdk.Screen.height() - style.GRID_CELL_SIZE
self._scale = Gdk.Screen.height() / 900.0
self._ball_size = ball_size
self.make_bar(2)
self._make_wedge_mark()
def resize_all(self):
self._width = Gdk.Screen.width()
self._height = Gdk.Screen.height() - style.GRID_CELL_SIZE
self._scale = Gdk.Screen.height() / 900.0
for bar in self.bars.keys():
self.bars[bar].hide()
self.mark.hide()
for bar in self.bars.keys():
self.make_bar(bar)
self._make_wedge_mark()
def _make_wedge_mark(self):
''' Make a mark to show the fraction position on the bar. '''
dx = self._ball_size / 2.
n = (self._width - self._ball_size) / dx
dy = (BAR_HEIGHT * self._scale) / n
s = 3.5
i = int(n / 2) - 1
mark = svg_header(self._ball_size,
BAR_HEIGHT * self._scale + s, 1.0)
mark += svg_wedge(dx, BAR_HEIGHT * self._scale + s,
s,
i * 2 * dy + s, (i * 2 + 1) * dy + s,
'#FF0000', '#FFFFFF')
mark += svg_wedge(dx, BAR_HEIGHT * self._scale + s,
dx + s,
(i * 2 + 1) * dy + s, (i * 2 + 2) * dy + s,
'#FF0000', '#FFFFFF')
mark += svg_footer()
self.mark = Sprite(self._sprites, 0,
self._height, # hide off bottom of screen
svg_str_to_pixbuf(mark))
self.mark.set_layer(1)
def _make_mark(self):
''' Make a mark to show the fraction position on the bar. '''
mark = svg_header(self._ball_size / 2.,
BAR_HEIGHT * self._scale + 4, 1.0)
mark += svg_rect(self._ball_size / 2.,
BAR_HEIGHT * self._scale + 4, 0, 0, 0, 0,
'#FF0000', '#FF0000')
mark += svg_rect(1, BAR_HEIGHT * self._scale + 4, 0, 0,
self._ball_size / 4., 0, '#000000', '#000000')
mark += svg_footer()
self.mark = Sprite(self._sprites, 0,
self._height, # hide off bottom of screen
svg_str_to_pixbuf(mark))
self.mark.set_layer(1)
def mark_width(self):
return self.mark.rect[2]
def bar_x(self):
return self.bars[2].get_xy()[0]
def bar_y(self):
if self.bars[2].get_xy()[1] < 0:
return self.bars[2].get_xy()[1] + 3000
else:
return self.bars[2].get_xy()[1]
def width(self):
return self.bars[2].rect[2]
def height(self):
return self.bars[2].rect[3]
def show_bar(self, n):
if n in self.bars:
self.bars[n].move([self.bar_x(), self.bar_y()])
def bump_bars(self, direction='up'):
''' when the toolbars expand and contract, we need to move the bar '''
if direction == 'up':
dy = -style.GRID_CELL_SIZE
else:
dy = style.GRID_CELL_SIZE
for bar in self.bars:
self.bars[bar].move_relative([0, dy])
self.mark.move_relative([0, dy])
def hide_bars(self):
''' Hide all of the bars '''
for bar in self.bars:
if self.bars[bar].get_xy()[1] > 0:
self.bars[bar].move_relative([0, -3000])
def get_bar(self, nsegments):
''' Return a bar with n segments '''
if nsegments not in self.bars:
self.make_bar(nsegments)
return self.bars[nsegments]
def make_bar(self, nsegments):
return self._make_wedge_bar(nsegments)
def _make_rect_bar(self, nsegments):
''' Create a bar with n segments '''
svg = svg_header(self._width - self._ball_size,
BAR_HEIGHT * self._scale, 1.0)
dx = self._width / float(nsegments)
for i in range(int(nsegments) / 2):
svg += svg_rect(dx, BAR_HEIGHT * self._scale, 0, 0,
i * 2 * dx, 0, self._colors[0], self._colors[0])
svg += svg_rect(dx, BAR_HEIGHT * self._scale, 0, 0,
(i * 2 + 1) * dx, 0,
self._colors[1], self._colors[1])
if int(nsegments) % 2 == 1: # odd
svg += svg_rect(dx, BAR_HEIGHT * self._scale, 0, 0,
(i * 2 + 2) * dx, 0, self._colors[0],
self._colors[0])
svg += svg_footer()
self.bars[nsegments] = Sprite(self._sprites, 0, 0,
svg_str_to_pixbuf(svg))
self.bars[nsegments].move(
(0, self._height -
int((self._ball_size + self._height()) / 2)))
def _make_wedge_bar(self, nsegments):
''' Create a wedged-shaped bar with n segments '''
s = 3.5 # add provision for stroke width
svg = svg_header(self._width, BAR_HEIGHT * self._scale + s, 1.0)
dx = self._width / float(nsegments)
dy = (BAR_HEIGHT * self._scale) / float(nsegments)
for i in range(int(nsegments) / 2):
svg += svg_wedge(dx, BAR_HEIGHT * self._scale + s,
i * 2 * dx + s,
i * 2 * dy + s, (i * 2 + 1) * dy + s,
'#000000', '#FFFFFF')
svg += svg_wedge(dx, BAR_HEIGHT * self._scale + s,
(i * 2 + 1) * dx + s,
(i * 2 + 1) * dy + s, (i * 2 + 2) * dy + s,
'#000000', '#FFFFFF')
if int(nsegments) % 2 == 1: # odd
svg += svg_wedge(dx, BAR_HEIGHT * self._scale + s,
(i * 2 + 2) * dx + s,
(i * 2 + 2) * dy + s,
BAR_HEIGHT * self._scale + s,
'#000000', '#FFFFFF')
svg += svg_footer()
self.bars[nsegments] = Sprite(self._sprites, 0, 0,
svg_str_to_pixbuf(svg))
self.bars[nsegments].set_layer(2)
self.bars[nsegments].set_label_attributes(18, horiz_align="left", i=0)
self.bars[nsegments].set_label_attributes(18, horiz_align="right", i=1)
self.bars[nsegments].set_label_color('black', i=0)
self.bars[nsegments].set_label_color('white', i=1)
self.bars[nsegments].set_label(' 0', i=0)
self.bars[nsegments].set_label('1 ', i=1)
self.bars[nsegments].move(
(0, self._height - BAR_HEIGHT * self._scale))
class Game():
''' OLPC XO man color changer designed in memory of Nat Jacobson '''
def __init__(self, canvas, parent=None, mycolors=['#A0FFA0', '#FF8080']):
self._activity = parent
self.colors = [mycolors[0]]
self.colors.append(mycolors[1])
self._canvas = canvas
if parent is not None:
parent.show_all()
self._parent = parent
self._canvas.connect("draw", self.__draw_cb)
self._canvas.add_events(Gdk.EventMask.BUTTON_PRESS_MASK)
self._canvas.connect("button-press-event", self._button_press_cb)
self._canvas.add_events(Gdk.EventMask.BUTTON_RELEASE_MASK)
self._canvas.connect('button-release-event', self._button_release_cb)
self._canvas.add_events(Gdk.EventMask.POINTER_MOTION_MASK)
self._canvas.connect("motion-notify-event", self._mouse_move_cb)
self._width = Gdk.Screen.width()
self._height = Gdk.Screen.height() - GRID_CELL_SIZE
self._scale = self._width / 1200.
self.press = None
self.dragpos = [0, 0]
self.startpos = [0, 0]
self._dot_cache = {}
self._xo_cache = {}
self._radius = 22.5
self._stroke_width = 9.5
# Generate the sprites we'll need...
self._sprites = Sprites(self._canvas)
self._sprites.set_delay(True)
self._dots = []
self._xo_man = None
self._generate_bg('#FFF')
# First dot, starting angle
self._cxy = [self._width / 2, self._height / 2]
self._xy = [self._width / 2 + 120 * self._scale,
self._height / 2 - self._radius * self._scale]
self._angle = 0
self._dot_size_plus = self._radius * 3 * self._scale
self._min = -self._dot_size_plus / 3
self._max = self._height - (self._dot_size_plus / 2.2)
self._zones = []
self._calc_zones()
self._generate_spiral()
self._sprites.draw_all()
def _calc_zones(self):
for color in colors:
rgb1 = _from_hex(color[0])
rgb2 = _from_hex(color[1])
dv = _contrast(rgb1, rgb2)
dh = _delta_hue(rgb1, rgb2)
self._zones.append(_zone(dv, dh))
def _calc_next_dot_position(self):
''' calculate spiral coordinates '''
dx = self._xy[0] - self._cxy[0]
dy = self._xy[1] - self._cxy[1]
r = sqrt(dx * dx + dy * dy)
c = 2 * r * pi
a = atan2(dy, dx)
da = (self._dot_size_plus / c) * 2 * pi
a += da
r += self._dot_size_plus / (c / self._dot_size_plus)
self._xy[0] = r * cos(a) + self._cxy[0]
self._xy[1] = r * sin(a) + self._cxy[1]
if self._xy[1] < self._min or self._xy[1] > self._max:
self._calc_next_dot_position()
def _generate_spiral(self):
''' Make a new set of dots for a sprial '''
for z in range(4):
for i in range(len(colors)):
if self._zones[i] == z:
self._dots.append(
Sprite(self._sprites, self._xy[0], self._xy[1],
self._new_dot(colors[i])))
self._dots[-1].type = i
self._calc_next_dot_position()
if self._xo_man is None:
x = 510 * self._scale
y = 280 * self._scale
self._xo_man = Sprite(self._sprites, x, y,
self._new_xo_man(self.colors))
self._xo_man.type = None
def move_dot(self, i, x, y):
self._dots[i].move((x, y))
def get_dot_xy(self, i):
return self._dots[i].get_xy()
def move_xo_man(self, x, y):
self._xo_man.move((x, y))
def get_xo_man_xy(self):
return self._xo_man.get_xy()
def rotate(self):
x, y = self._dots[0].get_xy()
for i in range(len(colors) - 1):
self._dots[i].move(self._dots[i + 1].get_xy())
self._dots[-1].move((x, y))
def _generate_bg(self, color):
''' a background color '''
self._bg = Sprite(self._sprites, 0, 0, self._new_background(color))
self._bg.set_layer(0)
self._bg.type = None
def adj_background(self, color):
''' Change background '''
self._bg.set_image(self._new_background(color))
self._bg.set_layer(0)
def _button_press_cb(self, win, event):
win.grab_focus()
x, y = map(int, event.get_coords())
self.dragpos = [x, y]
spr = self._sprites.find_sprite((x, y))
if spr == None or spr == self._bg:
return
self.startpos = spr.get_xy()
self.press = spr
def _mouse_move_cb(self, win, event):
""" Drag a rule with the mouse. """
if self.press is None:
self.dragpos = [0, 0]
return True
win.grab_focus()
x, y = map(int, event.get_coords())
dx = x - self.dragpos[0]
dy = y - self.dragpos[1]
self.press.move_relative((dx, dy))
self.dragpos = [x, y]
def _button_release_cb(self, win, event):
if self.press == None:
return True
if _distance(self.press.get_xy(), self.startpos) < 20:
if type(self.press.type) == int:
self.i = self.press.type
self._new_surface()
self.press.move(self.startpos)
self.press = None
def _new_surface(self):
self.colors[0] = colors[self.i][0]
self.colors[1] = colors[self.i][1]
self._xo_man.set_image(self._new_xo_man(colors[self.i]))
self._xo_man.set_layer(100)
def __draw_cb(self, canvas, cr):
self._sprites.redraw_sprites(cr=cr)
def do_expose_event(self, event):
''' Handle the expose-event by drawing '''
# Restrict Cairo to the exposed area
cr = self._canvas.window.cairo_create()
cr.rectangle(event.area.x, event.area.y,
event.area.width, event.area.height)
cr.clip()
# Refresh sprite list
self._sprites.redraw_sprites(cr=cr)
def _destroy_cb(self, win, event):
Gtk.main_quit()
def _new_dot(self, color):
''' generate a dot of a color color '''
if True: # not color in self._dot_cache:
self._stroke = color[0]
self._fill = color[1]
self._svg_width = int(60 * self._scale)
self._svg_height = int(60 * self._scale)
pixbuf = svg_str_to_pixbuf(
self._header() + \
'<circle cx="%f" cy="%f" r="%f" stroke="%s" fill="%s" \
stroke-width="%f" visibility="visible" />' % (
30 * self._scale, 30 * self._scale,
self._radius * self._scale, self._stroke,
self._fill, self._stroke_width * self._scale) + \
self._footer())
surface = cairo.ImageSurface(cairo.FORMAT_ARGB32,
self._svg_width, self._svg_height)
context = cairo.Context(surface)
Gdk.cairo_set_source_pixbuf(context, pixbuf, 0, 0)
context.rectangle(0, 0, self._svg_width, self._svg_height)
context.fill()
# self._dot_cache[color] = surface
return surface # self._dot_cache[color]
def _new_background(self, color):
''' Background color '''
self._svg_width = int(self._width)
self._svg_height = int(self._height)
string = \
self._header() + \
'<rect width="%f" height="%f" x="%f" \
y="%f" fill="%s" stroke="none" visibility="visible" />' % (
self._width, self._height, 0, 0, color) + \
self._footer()
pixbuf = svg_str_to_pixbuf(string)
surface = cairo.ImageSurface(cairo.FORMAT_ARGB32,
self._svg_width, self._svg_height)
context = cairo.Context(surface)
Gdk.cairo_set_source_pixbuf(context, pixbuf, 0, 0)
context.rectangle(0, 0, self._svg_width, self._svg_height)
context.fill()
return surface
def _new_xo_man(self, color):
''' generate a xo-man of a color color '''
if True: # not color in self._xo_cache:
self._stroke = color[0]
self._fill = color[1]
self._svg_width = int(240. * self._scale)
self._svg_height = int(260. * self._scale)
string = \
self._header() + \
'<g>' + \
'<g id="XO">' + \
'<path id="Line1" d="M%f,%f C%f,%f %f,%f %f,%f" stroke="%s" \
stroke-width="%f" stroke-linecap="round" fill="none" visibility="visible" />' \
% (
165.5 * self._scale, 97 * self._scale,
120 * self._scale, 140.5 * self._scale,
120 * self._scale, 140.5 * self._scale,
74.5 * self._scale, 188 * self._scale,
self._stroke, 37 * self._scale) + \
'<path id="Line2" d="M%f,%f C%f,%f %f,%f %f,%f" stroke="%s" \
stroke-width="%f" stroke-linecap="round" fill="none" visibility="visible" />' \
% (
165.5 * self._scale, 188 * self._scale,
120 * self._scale, 140.5 * self._scale,
120 * self._scale, 140.5 * self._scale,
74.5 * self._scale, 97 * self._scale,
self._stroke, 37 * self._scale) + \
'<path id="Fill1" d="M%f,%f C%f,%f %f,%f %f,%f" stroke="%s" \
stroke-width="%f" stroke-linecap="round" fill="none" visibility="visible" />' \
% (
165.5 * self._scale, 97 * self._scale,
120 * self._scale, 140.5 * self._scale,
120 * self._scale, 140.5 * self._scale,
74.5 * self._scale, 188 * self._scale,
self._fill, 17 * self._scale) + \
'<path id="Fill2" d="M%f,%f C%f,%f %f,%f %f,%f" stroke="%s" \
stroke-width="%f" stroke-linecap="round" fill="none" visibility="visible" />' \
% (
165.5 * self._scale, 188 * self._scale,
120 * self._scale, 140.5 * self._scale,
120 * self._scale, 140.5 * self._scale,
74.5 * self._scale, 97 * self._scale,
self._fill, 17 * self._scale) + \
'<circle id="Circle" cx="%f" cy="%f" r="%f" \
fill="%s" stroke="%s" stroke-width="%f" visibility="visible" />' % (
120 * self._scale, 61.5 * self._scale,
27.5 * self._scale,
self._fill, self._stroke, 11 * self._scale) + \
'</g></g>' + \
self._footer()
pixbuf = svg_str_to_pixbuf(string)
surface = cairo.ImageSurface(cairo.FORMAT_ARGB32,
self._svg_width, self._svg_height)
context = cairo.Context(surface)
Gdk.cairo_set_source_pixbuf(context, pixbuf, 0, 0)
context.rectangle(0, 0, self._svg_width, self._svg_height)
context.fill()
# self._xo_cache[color] = surface
return surface # self._xo_cache[color]
def _header(self):
return '<svg\n' + 'xmlns:svg="http:#www.w3.org/2000/svg"\n' + \
'xmlns="http://www.w3.org/2000/svg"\n' + \
'xmlns:xlink="http://www.w3.org/1999/xlink"\n' + \
'version="1.1"\n' + 'width="' + str(self._svg_width) + '"\n' + \
'height="' + str(self._svg_height) + '">\n'
def _footer(self):
return '</svg>\n'
class Bounce():
''' The Bounce class is used to define the ball and the user
interaction. '''
def __init__(self, canvas, path, parent=None):
''' Initialize the canvas and set up the callbacks. '''
self._activity = parent
self._fraction = None
self._path = path
if parent is None: # Starting from command line
self._sugar = False
else: # Starting from Sugar
self._sugar = True
self._canvas = canvas
self._canvas.grab_focus()
self._canvas.add_events(Gdk.EventMask.BUTTON_PRESS_MASK)
self._canvas.add_events(Gdk.EventMask.BUTTON_RELEASE_MASK)
self._canvas.add_events(Gdk.EventMask.POINTER_MOTION_MASK)
self._canvas.add_events(Gdk.EventMask.KEY_PRESS_MASK)
self._canvas.add_events(Gdk.EventMask.KEY_RELEASE_MASK)
self._canvas.connect('draw', self.__draw_cb)
self._canvas.connect('button-press-event', self._button_press_cb)
self._canvas.connect('button-release-event', self._button_release_cb)
self._canvas.connect('key-press-event', self._keypress_cb)
self._canvas.connect('key-release-event', self._keyrelease_cb)
self._canvas.set_can_focus(True)
self._canvas.grab_focus()
self._sprites = Sprites(self._canvas)
self._width = Gdk.Screen.width()
self._height = Gdk.Screen.height() - GRID_CELL_SIZE
self._scale = Gdk.Screen.height() / 900.0
self._step_sid = None # repeating timeout between steps of ball move
self._bounce_sid = None # one-off timeout between bounces
self.buddies = [] # used for sharing
self._my_turn = False
self.select_a_fraction = False
self._easter_egg = int(uniform(1, 100))
# Find paths to sound files
self._path_to_success = os.path.join(path, LAUGH)
self._path_to_failure = os.path.join(path, CRASH)
self._path_to_bubbles = os.path.join(path, BUBBLES)
self._create_sprites(path)
self.mode = 'fractions'
self._challenge = 0
self._expert = False
self._challenges = []
for challenge in CHALLENGES[self._challenge]:
self._challenges.append(challenge)
self._fraction = 0.5 # the target of the current challenge
self._label = '1/2' # the label
self.count = 0 # number of bounces played
self._correct = 0 # number of correct answers
self._press = None # sprite under mouse click
self._new_bounce = False
self._n = 0
self._accelerometer = self._check_accelerometer()
self._accel_index = 0
self._accel_flip = False
self._accel_xy = [0, 0]
self._guess_orientation()
self._dx = 0. # ball horizontal trajectory
# acceleration (with dampening)
self._ddy = (6.67 * self._height) / (STEPS * STEPS)
self._dy = self._ddy * (1 - STEPS) / 2. # initial step size
if self._sugar:
if _is_tablet_mode():
self._activity.reset_label(
_('Click the ball to start. Rock the computer left '
'and right to move the ball.'))
else:
self._activity.reset_label(
_('Click the ball to start. Then use the arrow keys to '
'move the ball.'))
self._keyrelease_id = None
def _check_accelerometer(self):
return os.path.exists(ACCELEROMETER_DEVICE) and _is_tablet_mode()
def configure_cb(self, event):
self._width = Gdk.Screen.width()
self._height = Gdk.Screen.height() - GRID_CELL_SIZE
self._scale = Gdk.Screen.height() / 900.0
# We need to resize the backgrounds
width, height = self._calc_background_size()
for bg in list(self._backgrounds.keys()):
if bg == 'custom':
path = self._custom_dsobject.file_path
pixbuf = GdkPixbuf.Pixbuf.new_from_file_at_size(
path, width, height)
else:
pixbuf = GdkPixbuf.Pixbuf.new_from_file_at_size(
os.path.join(self._path, 'images', bg), width, height)
if Gdk.Screen.height() > Gdk.Screen.width():
pixbuf = self._crop_to_portrait(pixbuf)
self._backgrounds[bg] = pixbuf
self._background = Sprite(self._sprites, 0, 0,
self._backgrounds[self._current_bg])
self._background.set_layer(-100)
self._background.type = 'background'
# and resize and reposition the bars
self.bar.resize_all()
self.bar.show_bar(2)
self._current_bar = self.bar.get_bar(2)
# Calculate a new accerlation based on screen height.
self._ddy = (6.67 * self._height) / (STEPS * STEPS)
self._guess_orientation()
def _create_sprites(self, path):
''' Create all of the sprites we'll need '''
self.smiley_graphic = svg_str_to_pixbuf(
svg_from_file(os.path.join(path, 'images', 'smiley.svg')))
self.frown_graphic = svg_str_to_pixbuf(
svg_from_file(os.path.join(path, 'images', 'frown.svg')))
self.blank_graphic = svg_str_to_pixbuf(
svg_header(REWARD_HEIGHT, REWARD_HEIGHT, 1.0) + svg_rect(
REWARD_HEIGHT, REWARD_HEIGHT, 5, 5, 0, 0, 'none', 'none') +
svg_footer())
self.ball = Ball(self._sprites,
os.path.join(path, 'images', 'soccerball.svg'))
self._current_frame = 0
self.bar = Bar(self._sprites, self.ball.width(), COLORS)
self._current_bar = self.bar.get_bar(2)
self.ball_y_max = \
self.bar.bar_y() - self.ball.height() + int(BAR_HEIGHT / 2.)
self.ball.move_ball((int(
(self._width - self.ball.width()) // 2), self.ball_y_max))
self._backgrounds = {}
width, height = self._calc_background_size()
pixbuf = GdkPixbuf.Pixbuf.new_from_file_at_size(
os.path.join(path, 'images', 'grass_background.png'), width,
height)
if Gdk.Screen.height() > Gdk.Screen.width():
pixbuf = self._crop_to_portrait(pixbuf)
self._backgrounds['grass_background.png'] = pixbuf
self._background = Sprite(self._sprites, 0, 0, pixbuf)
self._background.set_layer(-100)
self._background.type = 'background'
self._current_bg = 'grass_background.png'
def _crop_to_portrait(self, pixbuf):
tmp = GdkPixbuf.Pixbuf.new(0, True, 8, Gdk.Screen.width(),
Gdk.Screen.height())
x = int(Gdk.Screen.height() // 3)
pixbuf.copy_area(x, 0, Gdk.Screen.width(), Gdk.Screen.height(), tmp, 0,
0)
return tmp
def _calc_background_size(self):
if Gdk.Screen.height() > Gdk.Screen.width():
height = Gdk.Screen.height()
return int(4 * height // 3), height
else:
width = Gdk.Screen.width()
return width, int(3 * width // 4)
def new_background_from_image(self, path, dsobject=None):
if path is None:
path = dsobject.file_path
width, height = self._calc_background_size()
pixbuf = GdkPixbuf.Pixbuf.new_from_file_at_size(path, width, height)
if Gdk.Screen.height() > Gdk.Screen.width():
pixbuf = self._crop_to_portrait(pixbuf)
self._backgrounds['custom'] = pixbuf
self.set_background('custom')
self._custom_dsobject = dsobject
self._current_bg = 'custom'
def set_background(self, name):
if name not in self._backgrounds:
width, height = self._calc_background_size()
pixbuf = GdkPixbuf.Pixbuf.new_from_file_at_size(
os.path.join(self._path, 'images', name), width, height)
if Gdk.Screen.height() > Gdk.Screen.width():
pixbuf = self._crop_to_portrait(pixbuf)
self._backgrounds[name] = pixbuf
self._background.set_image(self._backgrounds[name])
self.bar.mark.hide()
self._current_bar.hide()
self.ball.ball.hide()
self.ball.ball.set_layer(3)
self._current_bar.set_layer(2)
self.bar.mark.set_layer(1)
self._current_bg = name
self._canvas.queue_draw()
def pause(self):
''' Pause play when visibility changes '''
if self._step_sid is not None:
GLib.source_remove(self._step_sid)
self._step_sid = None
if self._bounce_sid is not None:
GLib.source_remove(self._bounce_sid)
self._bounce_sid = None
def we_are_sharing(self):
''' If there is more than one buddy, we are sharing. '''
if len(self.buddies) > 1:
return True
def its_my_turn(self):
''' When sharing, it is your turn... '''
GLib.timeout_add(1000, self._take_a_turn)
def _take_a_turn(self):
''' On your turn, choose a fraction. '''
self._my_turn = True
self.select_a_fraction = True
self._activity.set_player_on_toolbar(self._activity.nick,
self._activity.key)
self._activity.reset_label(_("Click on the bar to choose a fraction."))
def its_their_turn(self, nick, key):
''' When sharing, it is nick's turn... '''
GLib.timeout_add(1000, self._wait_your_turn, nick, key)
def _wait_your_turn(self, nick, key):
''' Wait for nick to choose a fraction. '''
self._my_turn = False
self._activity.set_player_on_toolbar(nick, key)
self._activity.reset_label(
_('Waiting for %(buddy)s') % {'buddy': nick})
def play_a_fraction(self, fraction):
''' Play this fraction '''
fraction_is_new = True
for i, c in enumerate(self._challenges):
if c[0] == fraction:
fraction_is_new = False
self._n = i
break
if fraction_is_new:
self.add_fraction(fraction)
self._n = len(self._challenges)
self._choose_a_fraction()
self._start_step()
def _button_press_cb(self, win, event):
''' Callback to handle the button presses '''
win.grab_focus()
x, y = list(map(int, event.get_coords()))
self._press = self._sprites.find_sprite((x, y))
return True
def _button_release_cb(self, win, event):
''' Callback to handle the button releases '''
win.grab_focus()
x, y = list(map(int, event.get_coords()))
if self._press is not None:
if self.we_are_sharing():
if self.select_a_fraction and self._press == self._current_bar:
# Find the fraction closest to the click
fraction = self._search_challenges(
(x - self.bar.bar_x()) / float(self.bar.width()))
self.select_a_fraction = False
self._activity.send_a_fraction(fraction)
self.play_a_fraction(fraction)
else:
if self._step_sid is None and \
self._bounce_sid is None and \
self._press == self.ball.ball:
self._choose_a_fraction()
self._start_step()
return True
def _search_challenges(self, f):
''' Find the fraction which is closest to f in the list. '''
dist = 1.
closest = '1/2'
for c in self._challenges:
numden = c[0].split('/')
delta = abs((float(numden[0]) / float(numden[1])) - f)
if delta <= dist:
dist = delta
closest = c[0]
return closest
def _guess_orientation(self):
if self._accelerometer:
fh = open(ACCELEROMETER_DEVICE)
string = fh.read()
fh.close()
xyz = string[1:-2].split(',')
x = int(xyz[0])
y = int(xyz[1])
self._accel_xy = [x, y]
if abs(x) > abs(y):
self._accel_index = 1 # Portrait mode
self._accel_flip = x > 0
else:
self._accel_index = 0 # Landscape mode
self._accel_flip = y < 0
def _defer_bounce(self, ms):
''' Pause and then start the ball again '''
self._bounce_sid = GLib.timeout_add(ms, self._bounce)
def _bounce(self):
''' Start the ball again '''
self._accelerometer = self._check_accelerometer()
self._start_step()
self._bounce_sid = None
return False
def _start_step(self):
''' Start the ball and keep moving until boundary conditions '''
if self._step():
self._step_sid = GLib.timeout_add(STEP_PAUSE, self._step)
def _step(self):
''' Move the ball once and test boundary conditions '''
if self._new_bounce:
self.bar.mark.move((0, self._height)) # hide the mark
if not self.we_are_sharing():
self._choose_a_fraction()
self._new_bounce = False
self._dy = self._ddy * (1 - STEPS) / 2 # initial step size
if self._accelerometer:
self._guess_orientation()
self._dx = float(self._accel_xy[self._accel_index]) / 18.
if self._accel_flip:
self._dx *= -1
if self.ball.ball_x() + self._dx > 0 and \
self.ball.ball_x() + self._dx < self._width - self.ball.width():
self.ball.move_ball_relative((int(self._dx), int(self._dy)))
else:
self.ball.move_ball_relative((0, int(self._dy)))
# speed up ball in x while key is pressed
self._dx *= DDX
# accelerate in y
self._dy += self._ddy
# Calculate a new ball_y_max depending on the x position
self.ball_y_max = \
self.bar.bar_y() - self.ball.height() + self._wedge_offset()
if self.ball.ball_y() >= self.ball_y_max:
# hit the bottom
self.ball.move_ball((self.ball.ball_x(), self.ball_y_max))
self._test()
self._new_bounce = True
if self.we_are_sharing():
if self._my_turn:
# Let the next player know it is their turn.
i = (self.buddies.index(
[self._activity.nick, self._activity.key]) + 1) % \
len(self.buddies)
[nick, key] = self.buddies[i]
self.its_their_turn(nick, key)
self._activity.send_event('t', self.buddies[i])
else:
if not self.we_are_sharing() and self._easter_egg_test():
self._animate()
else:
ms = max(STEP_PAUSE,
BOUNCE_PAUSE - self.count * STEP_PAUSE)
self._defer_bounce(ms)
self._step_sid = None
return False
else:
return True
def _wedge_offset(self):
return int(BAR_HEIGHT *
(1 - (self.ball.ball_x() / float(self.bar.width()))))
def _mark_offset(self, x):
return int(BAR_HEIGHT * (1 - (x / float(self.bar.width())))) - 12
def _animate(self):
''' A little Easter Egg just for fun. '''
if self._new_bounce:
self._dy = self._ddy * (1 - STEPS) / 2 # initial step size
self._new_bounce = False
self._current_frame = 0
self._frame_counter = 0
self.ball.move_frame(self._current_frame,
(self.ball.ball_x(), self.ball.ball_y()))
self.ball.move_ball((self.ball.ball_x(), self._height))
aplay.play(self._path_to_bubbles)
if self._accelerometer:
fh = open(ACCELEROMETER_DEVICE)
string = fh.read()
xyz = string[1:-2].split(',')
self._dx = float(xyz[0]) / 18.
fh.close()
else:
self._dx = uniform(-int(DX * self._scale), int(DX * self._scale))
self.ball.move_frame_relative(self._current_frame,
(int(self._dx), int(self._dy)))
self._dy += self._ddy
self._frame_counter += 1
self._current_frame = self.ball.next_frame(self._frame_counter)
if self.ball.frame_y(self._current_frame) >= self.ball_y_max:
# hit the bottom
self.ball.move_ball((self.ball.ball_x(), self.ball_y_max))
self.ball.hide_frames()
self._test(easter_egg=True)
self._new_bounce = True
self._defer_bounce(BOUNCE_PAUSE)
else:
GLib.timeout_add(STEP_PAUSE, self._animate)
def add_fraction(self, string):
''' Add a new challenge; set bar to 2x demominator '''
numden = string.split('/', 2)
self._challenges.append([string, int(numden[1]), 0])
def _get_new_fraction(self):
''' Select a new fraction challenge from the table '''
if not self.we_are_sharing():
n = int(uniform(0, len(self._challenges)))
else:
n = self._n
fstr = self._challenges[n][0]
if '/' in fstr: # fraction
numden = fstr.split('/', 2)
fraction = float(numden[0].strip()) / float(numden[1].strip())
elif '%' in fstr: # percentage
fraction = float(fstr.strip().strip('%').strip()) / 100.
else: # To do: add support for decimals (using locale)
_logger.debug('Could not parse challenge (%s)', fstr)
fstr = '1/2'
fraction = 0.5
return fraction, fstr, n
def _choose_a_fraction(self):
''' choose a new fraction and set the corresponding bar '''
# Don't repeat the same fraction twice in a row
fraction, fstr, n = self._get_new_fraction()
if not self.we_are_sharing():
while fraction == self._fraction:
fraction, fstr, n = self._get_new_fraction()
self._fraction = fraction
self._n = n
if self.mode == 'percents':
self._label = str(int(self._fraction * 100 + 0.5)) + '%'
else: # percentage
self._label = fstr
if self.mode == 'sectors':
self.ball.new_ball_from_fraction(self._fraction)
if not Gdk.Screen.width() < 1024:
self._activity.reset_label(
_('Bounce the ball to a position '
'%(fraction)s of the way from the left side of the bar.') %
{'fraction': self._label})
else:
self._activity.reset_label(
_('Bounce the ball to %(fraction)s') %
{'fraction': self._label})
self.ball.ball.set_label(self._label)
self.bar.hide_bars()
if self._expert: # Show two-segment bar in expert mode
nseg = 2
else:
if self.mode == 'percents':
nseg = 10
else:
nseg = self._challenges[self._n][1]
# generate new bar on demand
self._current_bar = self.bar.get_bar(nseg)
self.bar.show_bar(nseg)
def _easter_egg_test(self):
''' Test to see if we show the Easter Egg '''
delta = self.ball.width() / 8
x = self.ball.ball_x() + self.ball.width() / 2
f = self.bar.width() * self._easter_egg / 100.
if x > f - delta and x < f + delta:
return True
else:
return False
def _test(self, easter_egg=False):
''' Test to see if we estimated correctly '''
if self._expert:
delta = self.ball.width() / 6
else:
delta = self.ball.width() / 3
x = self.ball.ball_x() + self.ball.width() / 2
f = int(self._fraction * self.bar.width())
self.bar.mark.move((int(f - self.bar.mark_width() / 2),
int(self.bar.bar_y() + self._mark_offset(f))))
if self._challenges[self._n][2] == 0: # label the column
spr = Sprite(self._sprites, 0, 0, self.blank_graphic)
spr.set_label(self._label)
spr.move((int(self._n * 27), 0))
spr.set_layer(-1)
self._challenges[self._n][2] += 1
if x > f - delta and x < f + delta:
spr = Sprite(self._sprites, 0, 0, self.smiley_graphic)
self._correct += 1
aplay.play(self._path_to_success)
else:
spr = Sprite(self._sprites, 0, 0, self.frown_graphic)
aplay.play(self._path_to_failure)
spr.move((int(self._n * 27), int(self._challenges[self._n][2] * 27)))
spr.set_layer(-1)
# after enough correct answers, up the difficulty
if self._correct == len(self._challenges) * 2:
self._challenge += 1
if self._challenge < len(CHALLENGES):
for challenge in CHALLENGES[self._challenge]:
self._challenges.append(challenge)
else:
self._expert = True
self.count += 1
self._dx = 0. # stop horizontal movement between bounces
def _keypress_cb(self, area, event):
''' Keypress: moving the slides with the arrow keys '''
k = Gdk.keyval_name(event.keyval)
if k in ['KP_Page_Down', 'KP_Home', 'h', 'Left', 'KP_Left']:
self._dx = -DX * self._scale
elif k in ['KP_Page_Up', 'KP_End', 'l', 'Right', 'KP_Right']:
self._dx = DX * self._scale
elif k in ['Return']:
if self._step_sid:
self._dy = -self._ddy * (1 - STEPS) * 2.
else:
self._dx = 0.
if self._accel_flip:
self._dx = -self._dx
return True
def _keyrelease_cb(self, area, event):
''' Keyrelease: stop horizontal movement '''
def timer_cb():
self._dx = 0.
self._keyrelease_id = None
return False
if self._keyrelease_id is not None:
GLib.source_remove(self._keyrelease_id)
self._keyrelease_id = GLib.timeout_add(100, timer_cb)
return True
def __draw_cb(self, canvas, cr):
self._sprites.redraw_sprites(cr=cr)
def _destroy_cb(self, win, event):
''' Callback to handle quit '''
Gtk.main_quit()
class Turtle:
def __init__(self, turtles, turtle_name, turtle_colors=None):
''' The turtle is not a block, just a sprite with an orientation '''
self.spr = None
self.label_block = None
self._turtles = turtles
self._shapes = []
self._custom_shapes = False
self._name = turtle_name
self._hidden = False
self._remote = False
self._x = 0.0
self._y = 0.0
self._heading = 0.0
self._half_width = 0
self._half_height = 0
self._drag_radius = None
self._pen_shade = 50
self._pen_color = 0
self._pen_gray = 100
if self._turtles.turtle_window.coord_scale == 1:
self._pen_size = 5
else:
self._pen_size = 1
self._pen_state = True
self._pen_fill = False
self._poly_points = []
self._prep_shapes(turtle_name, self._turtles, turtle_colors)
# Create a sprite for the turtle in interactive mode.
if turtles.sprite_list is not None:
self.spr = Sprite(self._turtles.sprite_list, 0, 0, self._shapes[0])
self._calculate_sizes()
# Choose a random angle from which to attach the turtle
# label to be used when sharing.
angle = uniform(0, pi * 4 / 3.0) # 240 degrees
width = self._shapes[0].get_width()
radius = width * 0.67
# Restrict the angle to the sides: 30-150; 210-330
if angle > pi * 2 / 3.0:
angle += pi / 2.0 # + 90
self.label_xy = [int(radius * sin(angle)),
int(radius * cos(angle) + width / 2.0)]
else:
angle += pi / 6.0 # + 30
self.label_xy = [int(radius * sin(angle) + width / 2.0),
int(radius * cos(angle) + width / 2.0)]
self._turtles.add_to_dict(turtle_name, self)
def _calculate_sizes(self):
self._half_width = int(self.spr.rect.width / 2.0)
self._half_height = int(self.spr.rect.height / 2.0)
self._drag_radius = ((self._half_width * self._half_width) +
(self._half_height * self._half_height)) / 6
def set_remote(self):
self._remote = True
def get_remote(self):
return self._remote
def _prep_shapes(self, name, turtles=None, turtle_colors=None):
# If the turtle name is an int, we'll use a palette color as the
# turtle color
try:
int_key = int(name)
use_color_table = True
except ValueError:
use_color_table = False
if turtle_colors is not None:
self.colors = turtle_colors[:]
self._shapes = generate_turtle_pixbufs(self.colors)
elif use_color_table:
fill = wrap100(int_key)
stroke = wrap100(fill + 10)
self.colors = ['#%06x' % (COLOR_TABLE[fill]),
'#%06x' % (COLOR_TABLE[stroke])]
self._shapes = generate_turtle_pixbufs(self.colors)
else:
if turtles is not None:
self.colors = DEFAULT_TURTLE_COLORS
self._shapes = turtles.get_pixbufs()
def set_turtle_colors(self, turtle_colors):
''' reset the colors of a preloaded turtle '''
if turtle_colors is not None:
self.colors = turtle_colors[:]
self._shapes = generate_turtle_pixbufs(self.colors)
self.set_heading(self._heading, share=False)
def set_shapes(self, shapes, i=0):
''' Reskin the turtle '''
n = len(shapes)
if n == 1 and i > 0: # set shape[i]
if i < len(self._shapes):
self._shapes[i] = shapes[0]
elif n == SHAPES: # all shapes have been precomputed
self._shapes = shapes[:]
else: # rotate shapes
if n != 1:
debug_output("%d images passed to set_shapes: ignoring" % (n),
self._turtles.turtle_window.running_sugar)
if self._heading == 0.0: # rotate the shapes
images = []
w, h = shapes[0].get_width(), shapes[0].get_height()
nw = nh = int(sqrt(w * w + h * h))
for i in range(SHAPES):
surface = cairo.ImageSurface(cairo.FORMAT_ARGB32, nw, nh)
context = cairo.Context(surface)
context = gtk.gdk.CairoContext(context)
context.translate(nw / 2.0, nh / 2.0)
context.rotate(i * 10 * pi / 180.)
context.translate(-nw / 2.0, -nh / 2.0)
context.set_source_pixbuf(shapes[0], (nw - w) / 2.0,
(nh - h) / 2.0)
context.rectangle(0, 0, nw, nh)
context.fill()
images.append(surface)
self._shapes = images[:]
else: # associate shape with image at current heading
j = int(self._heading + 5) % 360 / (360 / SHAPES)
self._shapes[j] = shapes[0]
self._custom_shapes = True
self.show()
self._calculate_sizes()
def reset_shapes(self):
''' Reset the shapes to the standard turtle '''
if self._custom_shapes:
self._shapes = generate_turtle_pixbufs(self.colors)
self._custom_shapes = False
self._calculate_sizes()
def set_heading(self, heading, share=True):
''' Set the turtle heading (one shape per 360/SHAPES degrees) '''
try:
self._heading = heading
except (TypeError, ValueError):
debug_output('bad value sent to %s' % (__name__),
self._turtles.turtle_window.running_sugar)
return
self._heading %= 360
self._update_sprite_heading()
if self._turtles.turtle_window.sharing() and share:
event = 'r|%s' % (data_to_string([self._turtles.turtle_window.nick,
round_int(self._heading)]))
self._turtles.turtle_window.send_event(event)
def _update_sprite_heading(self):
''' Update the sprite to reflect the current heading '''
i = (int(self._heading + 5) % 360) / (360 / SHAPES)
if not self._hidden and self.spr is not None:
try:
self.spr.set_shape(self._shapes[i])
except IndexError:
self.spr.set_shape(self._shapes[0])
def set_color(self, color=None, share=True):
''' Set the pen color for this turtle. '''
# Special case for color blocks
if color is not None and color in COLORDICT:
self.set_shade(COLORDICT[color][1], share)
self.set_gray(COLORDICT[color][2], share)
if COLORDICT[color][0] is not None:
self.set_color(COLORDICT[color][0], share)
color = COLORDICT[color][0]
else:
color = self._pen_color
elif color is None:
color = self._pen_color
try:
self._pen_color = color
except (TypeError, ValueError):
debug_output('bad value sent to %s' % (__name__),
self._turtles.turtle_window.running_sugar)
return
self._turtles.turtle_window.canvas.set_fgcolor(shade=self._pen_shade,
gray=self._pen_gray,
color=self._pen_color)
if self._turtles.turtle_window.sharing() and share:
event = 'c|%s' % (data_to_string([self._turtles.turtle_window.nick,
round_int(self._pen_color)]))
self._turtles.turtle_window.send_event(event)
def set_gray(self, gray=None, share=True):
''' Set the pen gray level for this turtle. '''
if gray is not None:
try:
self._pen_gray = gray
except (TypeError, ValueError):
debug_output('bad value sent to %s' % (__name__),
self._turtles.turtle_window.running_sugar)
return
if self._pen_gray < 0:
self._pen_gray = 0
if self._pen_gray > 100:
self._pen_gray = 100
self._turtles.turtle_window.canvas.set_fgcolor(shade=self._pen_shade,
gray=self._pen_gray,
color=self._pen_color)
if self._turtles.turtle_window.sharing() and share:
event = 'g|%s' % (data_to_string([self._turtles.turtle_window.nick,
round_int(self._pen_gray)]))
self._turtles.turtle_window.send_event(event)
def set_shade(self, shade=None, share=True):
''' Set the pen shade for this turtle. '''
if shade is not None:
try:
self._pen_shade = shade
except (TypeError, ValueError):
debug_output('bad value sent to %s' % (__name__),
self._turtles.turtle_window.running_sugar)
return
self._turtles.turtle_window.canvas.set_fgcolor(shade=self._pen_shade,
gray=self._pen_gray,
color=self._pen_color)
if self._turtles.turtle_window.sharing() and share:
event = 's|%s' % (data_to_string([self._turtles.turtle_window.nick,
round_int(self._pen_shade)]))
self._turtles.turtle_window.send_event(event)
def set_pen_size(self, pen_size=None, share=True):
''' Set the pen size for this turtle. '''
if pen_size is not None:
try:
self._pen_size = max(0, pen_size)
except (TypeError, ValueError):
debug_output('bad value sent to %s' % (__name__),
self._turtles.turtle_window.running_sugar)
return
self._turtles.turtle_window.canvas.set_pen_size(
self._pen_size * self._turtles.turtle_window.coord_scale)
if self._turtles.turtle_window.sharing() and share:
event = 'w|%s' % (data_to_string([self._turtles.turtle_window.nick,
round_int(self._pen_size)]))
self._turtles.turtle_window.send_event(event)
def set_pen_state(self, pen_state=None, share=True):
''' Set the pen state (down==True) for this turtle. '''
if pen_state is not None:
self._pen_state = pen_state
if self._turtles.turtle_window.sharing() and share:
event = 'p|%s' % (data_to_string([self._turtles.turtle_window.nick,
self._pen_state]))
self._turtles.turtle_window.send_event(event)
def set_fill(self, state=False):
self._pen_fill = state
if not self._pen_fill:
self._poly_points = []
def set_poly_points(self, poly_points=None):
if poly_points is not None:
self._poly_points = poly_points[:]
def start_fill(self):
self._pen_fill = True
self._poly_points = []
def stop_fill(self, share=True):
self._pen_fill = False
if len(self._poly_points) == 0:
return
self._turtles.turtle_window.canvas.fill_polygon(self._poly_points)
if self._turtles.turtle_window.sharing() and share:
shared_poly_points = []
for p in self._poly_points:
x, y = self._turtles.turtle_to_screen_coordinates(
(p[1], p[2]))
if p[0] in ['move', 'line']:
shared_poly_points.append((p[0], x, y))
elif p[0] in ['rarc', 'larc']:
shared_poly_points.append((p[0], x, y, p[3], p[4], p[5]))
event = 'F|%s' % (data_to_string(
[self._turtles.turtle_window.nick,
shared_poly_points]))
self._turtles.turtle_window.send_event(event)
self._poly_points = []
def hide(self):
if self.spr is not None:
self.spr.hide()
if self.label_block is not None:
self.label_block.spr.hide()
self._hidden = True
def show(self):
if self.spr is not None:
self.spr.set_layer(TURTLE_LAYER)
self._hidden = False
self.move_turtle_spr((self._x, self._y))
self.set_heading(self._heading, share=False)
if self.label_block is not None:
self.label_block.spr.set_layer(TURTLE_LAYER + 1)
def move_turtle(self, pos=None):
''' Move the turtle's position '''
if pos is None:
pos = self.get_xy()
self._x, self._y = pos[0], pos[1]
if self.spr is not None:
self.move_turtle_spr(pos)
def move_turtle_spr(self, pos):
''' Move the turtle's sprite '''
pos = self._turtles.turtle_to_screen_coordinates(pos)
pos[0] -= self._half_width
pos[1] -= self._half_height
if not self._hidden and self.spr is not None:
self.spr.move(pos)
if self.label_block is not None:
self.label_block.spr.move((pos[0] + self.label_xy[0],
pos[1] + self.label_xy[1]))
def right(self, degrees, share=True):
''' Rotate turtle clockwise '''
try:
self._heading += degrees
except (TypeError, ValueError):
debug_output('bad value sent to %s' % (__name__),
self._turtles.turtle_window.running_sugar)
return
self._heading %= 360
self._update_sprite_heading()
if self._turtles.turtle_window.sharing() and share:
event = 'r|%s' % (data_to_string([self._turtles.turtle_window.nick,
round_int(self._heading)]))
self._turtles.turtle_window.send_event(event)
def _draw_line(self, old, new, pendown):
if self._pen_state and pendown:
self._turtles.turtle_window.canvas.set_source_rgb()
pos1 = self._turtles.turtle_to_screen_coordinates(old)
pos2 = self._turtles.turtle_to_screen_coordinates(new)
self._turtles.turtle_window.canvas.draw_line(pos1[0], pos1[1],
pos2[0], pos2[1])
if self._pen_fill:
if self._poly_points == []:
self._poly_points.append(('move', pos1[0], pos1[1]))
self._poly_points.append(('line', pos2[0], pos2[1]))
def forward(self, distance, share=True):
scaled_distance = distance * self._turtles.turtle_window.coord_scale
old = self.get_xy()
try:
xcor = old[0] + scaled_distance * sin(self._heading * DEGTOR)
ycor = old[1] + scaled_distance * cos(self._heading * DEGTOR)
except (TypeError, ValueError):
debug_output('bad value sent to %s' % (__name__),
self._turtles.turtle_window.running_sugar)
return
self._draw_line(old, (xcor, ycor), True)
self.move_turtle((xcor, ycor))
if self._turtles.turtle_window.sharing() and share:
event = 'f|%s' % (data_to_string([self._turtles.turtle_window.nick,
int(distance)]))
self._turtles.turtle_window.send_event(event)
def set_xy(self, x, y, share=True, pendown=True, dragging=False):
old = self.get_xy()
try:
if dragging:
xcor = x
ycor = y
else:
xcor = x * self._turtles.turtle_window.coord_scale
ycor = y * self._turtles.turtle_window.coord_scale
except (TypeError, ValueError):
debug_output('bad value sent to %s' % (__name__),
self._turtles.turtle_window.running_sugar)
return
self._draw_line(old, (xcor, ycor), pendown)
self.move_turtle((xcor, ycor))
if self._turtles.turtle_window.sharing() and share:
event = 'x|%s' % (data_to_string([self._turtles.turtle_window.nick,
[round_int(xcor),
round_int(ycor)]]))
self._turtles.turtle_window.send_event(event)
def arc(self, a, r, share=True):
''' Draw an arc '''
if self._pen_state:
self._turtles.turtle_window.canvas.set_source_rgb()
try:
if a < 0:
pos = self.larc(-a, r)
else:
pos = self.rarc(a, r)
except (TypeError, ValueError):
debug_output('bad value sent to %s' % (__name__),
self._turtles.turtle_window.running_sugar)
return
self.move_turtle(pos)
if self._turtles.turtle_window.sharing() and share:
event = 'a|%s' % (data_to_string([self._turtles.turtle_window.nick,
[round_int(a), round_int(r)]]))
self._turtles.turtle_window.send_event(event)
def rarc(self, a, r):
''' draw a clockwise arc '''
r *= self._turtles.turtle_window.coord_scale
if r < 0:
r = -r
a = -a
pos = self.get_xy()
cx = pos[0] + r * cos(self._heading * DEGTOR)
cy = pos[1] - r * sin(self._heading * DEGTOR)
if self._pen_state:
npos = self._turtles.turtle_to_screen_coordinates((cx, cy))
self._turtles.turtle_window.canvas.rarc(npos[0], npos[1], r, a,
self._heading)
if self._pen_fill:
if self._poly_points == []:
self._poly_points.append(('move', npos[0], npos[1]))
self._poly_points.append(('rarc', npos[0], npos[1], r,
(self._heading - 180) * DEGTOR,
(self._heading - 180 + a)
* DEGTOR))
self.right(a, False)
return [cx - r * cos(self._heading * DEGTOR),
cy + r * sin(self._heading * DEGTOR)]
def larc(self, a, r):
''' draw a counter-clockwise arc '''
r *= self._turtles.turtle_window.coord_scale
if r < 0:
r = -r
a = -a
pos = self.get_xy()
cx = pos[0] - r * cos(self._heading * DEGTOR)
cy = pos[1] + r * sin(self._heading * DEGTOR)
if self._pen_state:
npos = self._turtles.turtle_to_screen_coordinates((cx, cy))
self._turtles.turtle_window.canvas.larc(npos[0], npos[1], r, a,
self._heading)
if self._pen_fill:
if self._poly_points == []:
self._poly_points.append(('move', npos[0], npos[1]))
self._poly_points.append(('larc', npos[0], npos[1], r,
(self._heading) * DEGTOR,
(self._heading - a) * DEGTOR))
self.right(-a, False)
return [cx + r * cos(self._heading * DEGTOR),
cy - r * sin(self._heading * DEGTOR)]
def draw_pixbuf(self, pixbuf, a, b, x, y, w, h, path, share=True):
''' Draw a pixbuf '''
self._turtles.turtle_window.canvas.draw_pixbuf(
pixbuf, a, b, x, y, w, h, self._heading)
if self._turtles.turtle_window.sharing() and share:
if self._turtles.turtle_window.running_sugar:
tmp_path = get_path(self._turtles.turtle_window.activity,
'instance')
else:
tmp_path = '/tmp'
tmp_file = os.path.join(
get_path(self._turtles.turtle_window.activity, 'instance'),
'tmpfile.png')
pixbuf.save(tmp_file, 'png', {'quality': '100'})
data = image_to_base64(tmp_file, tmp_path)
height = pixbuf.get_height()
width = pixbuf.get_width()
pos = self._turtles.screen_to_turtle_coordinates((x, y))
event = 'P|%s' % (data_to_string([self._turtles.turtle_window.nick,
[round_int(a), round_int(b),
round_int(pos[0]),
round_int(pos[1]),
round_int(w), round_int(h),
round_int(width),
round_int(height),
data]]))
gobject.idle_add(self._turtles.turtle_window.send_event, event)
os.remove(tmp_file)
def draw_text(self, label, x, y, size, w, share=True):
''' Draw text '''
self._turtles.turtle_window.canvas.draw_text(
label, x, y, size, w, self._heading,
self._turtles.turtle_window.coord_scale)
if self._turtles.turtle_window.sharing() and share:
event = 'W|%s' % (data_to_string([self._turtles.turtle_window.nick,
[label, round_int(x),
round_int(y), round_int(size),
round_int(w)]]))
self._turtles.turtle_window.send_event(event)
def get_name(self):
return self._name
def get_xy(self):
return [self._x, self._y]
def get_x(self):
return self._x
def get_y(self):
return self._y
def get_heading(self):
return self._heading
def get_color(self):
return self._pen_color
def get_gray(self):
return self._pen_gray
def get_shade(self):
return self._pen_shade
def get_pen_size(self):
return self._pen_size
def get_pen_state(self):
return self._pen_state
def get_fill(self):
return self._pen_fill
def get_poly_points(self):
return self._poly_points
def get_pixel(self):
pos = self._turtles.turtle_to_screen_coordinates(self.get_xy())
return self._turtles.turtle_window.canvas.get_pixel(pos[0], pos[1])
def get_drag_radius(self):
if self._drag_radius is None:
self._calculate_sizes()
return self._drag_radius
class Game():
def __init__(self, canvas, parent=None, colors=['#A0FFA0', '#FF8080']):
self._activity = parent
self._colors = [colors[0]]
self._colors.append(colors[1])
self._colors.append('#FFFFFF')
self._colors.append('#000000')
self._colors.append('#FF0000')
self._colors.append('#FF8080')
self._colors.append('#FFa0a0')
self._colors.append('#FFc0c0')
self._colors.append('#FFFF00')
self._colors.append('#FFFF80')
self._colors.append('#FFFFa0')
self._colors.append('#FFFFe0')
self._colors.append('#0000FF')
self._colors.append('#8080FF')
self._colors.append('#80a0FF')
self._colors.append('#c0c0FF')
self._canvas = canvas
if parent is not None:
parent.show_all()
self._parent = parent
self._canvas.add_events(Gdk.EventMask.BUTTON_PRESS_MASK)
self._canvas.add_events(Gdk.EventMask.BUTTON_RELEASE_MASK)
self._canvas.connect("draw", self.__draw_cb)
self._canvas.connect("button-press-event", self._button_press_cb)
self._canvas.connect("button-release-event", self._button_release_cb)
self._global_scale = 1
self._width = Gdk.Screen.width()
self._height = Gdk.Screen.height() - (GRID_CELL_SIZE * 1.5)
self._scale = self._width / (10 * DOT_SIZE * 1.2)
self._dot_size = int(DOT_SIZE * self._scale)
self._space = int(self._dot_size / 5.)
self._press = False
self._release = None
self._rubbing = False
self._tapped = None
self._pausing = False
self._count = 0
self._targets = None # click target
self._shake = None # accelerometer target
self._next = None
self.last_spr = None
self._timer = None
self.roygbiv = False
# Generate the sprites we'll need...
self._sprites = Sprites(self._canvas)
self._svg_width = self._width
self._svg_height = self._height
self._lightbg = Sprite(self._sprites, 0, 0,
svg_str_to_pixbuf(
self._header() + \
self._rect(self._width, self._height, 0, 0) + \
self._footer()))
self._lightbg.set_label_attributes(24)
self._lightbg._vert_align = ["bottom"]
self._darkbg = Sprite(self._sprites, 0, 0,
svg_str_to_pixbuf(
self._header() + \
self._rect(self._width, self._height, 0, 0, color='#000000') + \
self._footer()))
self._darkbg.set_label_attributes(24)
self._darkbg._vert_align = ["bottom"]
self._darkbg.set_label_color('yellow')
self._darkbg.set_layer(0)
self._dots = []
for y in range(FIVE):
for x in range(NINE):
xoffset = int((self._width - NINE * self._dot_size - \
(NINE - 1) * self._space) / 2.)
self._dots.append(
Sprite(self._sprites,
xoffset + x * (self._dot_size + self._space),
y * (self._dot_size + self._space),
self._new_dot(self._colors[WHITE])))
self._dots[-1].type = DOT
self._dots[-1].set_label_attributes(40)
n = FIVE / 2.
# and initialize a few variables we'll need.
self._yellow_dot()
def _clear_pause(self):
self._pausing = False
if self._rubbing and self._release is not None:
if self._next is not None:
self._next()
def _yellow_dot(self):
for y in range(FIVE):
for x in range(NINE):
xoffset = int((self._width - NINE * self._dot_size - \
(NINE - 1) * self._space) / 2.)
self._dots[x + y * NINE].move(
(xoffset + x * (self._dot_size + self._space),
y * (self._dot_size + self._space)))
self._dots[x + y * NINE].set_shape(
self._new_dot(self._colors[WHITE]))
self._dots[x + y * NINE].type = DOT
self._dots[x + y * NINE].set_layer(100)
self._lightbg.set_label(_('Tap on the yellow dot.'))
self._targets = [int(uniform(0, NINE * FIVE))]
self._next = self._yellow_dot_too
self._dots[self._targets[0]].set_shape(
self._new_dot(self._colors[YELLOW]))
self._dots[self._targets[0]].type = YELLOW
self._rubbing = False
self._shake = None
def _yellow_dot_too(self, append=True):
''' Things to reinitialize when starting up a new game. '''
if append:
i = self._targets[0]
while i in self._targets:
i = int(uniform(0, NINE * FIVE))
self._targets.append(i)
self._lightbg.set_label(
_('Well done! \
Now tap on the other yellow dot.'))
self._next = self._yellow_dots_three
self._dots[self._targets[1]].set_shape(
self._new_dot(self._colors[YELLOW]))
self._dots[self._targets[1]].type = YELLOW
self._rubbing = False
def _yellow_dots_three(self):
''' Things to reinitialize when starting up a new game. '''
if self._release == self._targets[0]:
self._yellow_dot_too(append=False)
self._lightbg.set_label(_('The other yellow dot!'))
return
i = self._targets[0]
while i in self._targets:
i = int(uniform(0, NINE * FIVE))
self._targets.append(i)
self._lightbg.set_label(_('Great! Now rub on one of the yellow dots.'))
self._next = self._red_dot
self._dots[self._targets[2]].set_shape(
self._new_dot(self._colors[YELLOW]))
self._dots[self._targets[2]].type = YELLOW
self._rubbing = True
def _red_dot(self):
if self._release is None:
return
self._lightbg.set_label(
_('Good job! \
Now rub on another one of the yellow dots.'))
self._next = self._blue_dot
self._dots[self._release].set_shape(self._new_dot(self._colors[RED]))
self._dots[self._release].type = RED
self._rubbing = True
def _blue_dot(self):
if self._release is None:
return
if self._dots[self._release].type != YELLOW:
return
self._lightbg.set_label(
_('Now gently tap on the yellow dot five times.'))
self._next = self._yellow_tap
self._dots[self._release].set_shape(self._new_dot(self._colors[BLUE]))
self._dots[self._release].type = BLUE
self._rubbing = False
self._count = 0
def _yellow_tap(self):
if self._dots[self._release].type != YELLOW:
if self._count == 0:
self._lightbg.set_label(
_('Now gently tap on the yellow dot five times.'))
else:
self._lightbg.set_label(_('Tap on a yellow dot.'))
return
self._count += 1
if self._count > 4:
self._count = 0
self._next = self._red_tap
self._lightbg.set_label(
_('Now gently tap on the red dot five times.'))
else:
self._lightbg.set_label(_('Keep tapping.'))
i = self._targets[0]
while i in self._targets:
i = int(uniform(0, NINE * FIVE))
self._targets.append(i)
self._dots[i].set_shape(self._new_dot(self._colors[YELLOW]))
self._dots[i].type = YELLOW
def _red_tap(self):
if self._dots[self._release].type != RED:
if self._count == 0:
self._lightbg.set_label(
_('Now gently tap on the red dot five times.'))
else:
self._lightbg.set_label(_('Tap on a red dot.'))
return
self._count += 1
if self._count > 4:
self._count = 0
self._next = self._blue_tap
self._lightbg.set_label(
_('Now gently tap on the blue dot five times.'))
else:
self._lightbg.set_label(_('Keep tapping.'))
i = self._targets[0]
while i in self._targets:
i = int(uniform(0, NINE * FIVE))
self._targets.append(i)
self._dots[i].set_shape(self._new_dot(self._colors[RED]))
self._dots[i].type = RED
def _blue_tap(self):
if self._dots[self._release].type != BLUE:
if self._count == 0:
self._lightbg.set_label(
_('Now gently tap on the blue dot five times.'))
else:
self._lightbg.set_label(_('Tap on a blue dot.'))
return
self._count += 1
if self._count > 4:
self._count = 0
self._next = self._shake_it
self._lightbg.set_label('')
# Since we don't end up in the button press
GObject.timeout_add(500, self._next)
else:
self._lightbg.set_label(_('Keep tapping.'))
i = self._targets[0]
while i in self._targets:
i = int(uniform(0, NINE * FIVE))
self._targets.append(i)
self._dots[i].set_shape(self._new_dot(self._colors[BLUE]))
self._dots[i].type = BLUE
def _shake_it(self):
self._lightbg.set_label(_('OK. Now, shake the computer!!'))
for dot in self._dots:
if dot.type in [RED, YELLOW, BLUE]:
dot.set_layer(200)
self._next = self._shake_it_more
self._shake = 'random'
self._pausing = True
GObject.timeout_add(5000, self._clear_pause)
GObject.timeout_add(100, read_accelerometer, self)
def _shake_it_more(self):
self._lightbg.set_label(_('Shake it harder!!'))
self._next = self._turn_left
self._shake = 'random2'
self._pausing = True
GObject.timeout_add(5000, self._clear_pause)
def _turn_left(self):
self._lightbg.set_label(
_('See what happens if you turn it to the left.'))
self._next = self._turn_right
self._shake = 'left'
self._pausing = True
def _turn_right(self):
self._lightbg.set_label(_('Now turn it to the right.'))
self._next = self._align
self._pausing = True
self._shake = 'right'
def _align(self):
self._lightbg.set_label(_('Shake it some more.'))
self._next = self._tap_six
self._pausing = True
self._shake = 'align'
def _tap_six(self):
self._shake = None
self._lightbg.set_label(_('OK. Now press each of the yellow dots.'))
if self._tapped == None:
self._tapped = []
if self._dots[self._release].type != YELLOW:
self._lightbg.set_label(_('Press the yellow dots.'))
return
else:
if not self._release in self._tapped:
self._tapped.append(self._release)
self._dots[self._release].set_label(':)')
if len(self._tapped) == 6:
self._darkbg.set_layer(100)
self._lightbg.set_layer(0)
for dot in self._dots:
if dot.type != YELLOW:
dot.set_layer(0)
self._darkbg.set_label(_('Press all of the yellow dots again!'))
self._tapped = None
self._next = self._tap_six_too
def _tap_six_too(self):
self._shake = None
if self._tapped == None:
self._tapped = []
if self._dots[self._release].type != YELLOW:
return
else:
if not self._release in self._tapped:
self._tapped.append(self._release)
self._dots[self._release].set_label('')
if len(self._tapped) == 6:
self._lightbg.set_layer(100)
self._darkbg.set_layer(0)
for dot in self._dots:
if dot.type in [RED, BLUE]:
dot.set_layer(100)
pos1 = self._dots[self._targets[1]].get_xy()
pos2 = self._dots[self._targets[2]].get_xy()
self._dots[self._targets[1]].move(pos2)
self._dots[self._targets[2]].move(pos1)
self._lightbg.set_label(
_('Tap on the two dots that switched positions.'))
self._tapped = None
self._next = self._tap_two
def _tap_two(self):
self._shake = None
if self._tapped == None:
self._tapped = []
if not self._release in [self._targets[1], self._targets[2]]:
self._lightbg.set_label(_('Keep trying.'))
return
else:
if not self._release in self._tapped:
self._tapped.append(self._release)
self._dots[self._release].set_label(':)')
if len(self._tapped) == 2:
pos1 = self._dots[self._targets[1]].get_xy()
pos2 = self._dots[self._targets[2]].get_xy()
self._dots[self._targets[1]].move(pos2)
self._dots[self._targets[2]].move(pos1)
self._lightbg.set_label(_("Good job! Now let's shake again."))
self._shake = 'random2'
self._next = self._shake_three
# Since we don't end up in the button press
GObject.timeout_add(500, self._next)
for i in self._tapped:
self._dots[i].set_label('')
elif len(self._tapped) == 1:
self._lightbg.set_label(
_('You found one. Now find the other one.'))
def _shake_three(self):
self._next = self._fade_it
self._shake = 'random2'
GObject.timeout_add(100, read_accelerometer, self)
self._pausing = True
GObject.timeout_add(2000, self._clear_pause)
def _fade_it(self):
for dot in self._dots:
if dot.type in [RED, YELLOW, BLUE]:
self._fade_dot(dot, 1)
self._lightbg.set_label(_('Going'))
self._shake = 'random2'
self._next = self._fade_it_again
self._pausing = True
GObject.timeout_add(2000, self._clear_pause)
def _fade_it_again(self):
for dot in self._dots:
if dot.type in [RED, YELLOW, BLUE]:
self._fade_dot(dot, 2)
self._lightbg.set_label(_('Going') + '..')
self._shake = 'random2'
self._next = self._and_again
self._pausing = True
GObject.timeout_add(2000, self._clear_pause)
def _and_again(self):
for dot in self._dots:
if dot.type in [RED, YELLOW, BLUE]:
self._fade_dot(dot, 3)
self._lightbg.set_label(_('Going') + '...')
self._shake = 'random2'
self._next = self._one_last_time
self._pausing = True
GObject.timeout_add(2000, self._clear_pause)
def _one_last_time(self):
for dot in self._dots:
if dot.type in [RED, YELLOW, BLUE]:
self._fade_dot(dot, 4)
self._lightbg.set_label(_('Gone!'))
self._shake = None
self._next = self._yellow_dot
GObject.timeout_add(500, self._next)
def _fade_dot(self, dot, i):
if i == 4:
dot.set_shape(self._new_dot(self._colors[WHITE]))
else:
dot.set_shape(self._new_dot(self._colors[dot.type + i]))
def _set_label(self, string):
''' Set the label in the toolbar or the window frame. '''
self._activity.status.set_label(string)
def motion_cb(self, x, y, z):
if read_accelerometer.device_path is None:
jiggle_factor = 5
else:
jiggle_factor = 3
if self._shake is None:
return
elif self._shake in ['random', 'random2']:
if self._shake == 'random2':
jiggle_factor *= 2
for dot in self._dots:
if dot.type in [RED, YELLOW, BLUE]:
x += int(uniform(-jiggle_factor, jiggle_factor))
z += int(uniform(-jiggle_factor, jiggle_factor))
# Randomize z drift, which tends toward up...
if int(uniform(0, 2)) == 0:
z = -z
dot.move_relative((x, z))
elif self._shake == 'align':
docked = True
yellow = 0
red = 0
blue = 0
for dot in self._dots:
if dot.type == YELLOW:
docked = self._dock_dot(dot, yellow + 1, 1, jiggle_factor,
docked)
yellow += 1
elif dot.type == RED:
docked = self._dock_dot(dot, red + 2, 2, jiggle_factor,
docked)
red += 1
elif dot.type == BLUE:
docked = self._dock_dot(dot, blue + 3, 3, jiggle_factor,
docked)
blue += 1
if docked:
self._lightbg.set_label(_('Interesting.'))
self._pausing = False
elif self._shake == 'left':
right = False
for dot in self._dots:
if dot.type in [RED, YELLOW, BLUE]:
pos = dot.get_xy()
if pos[0] < 0:
if pos[1] > self._height:
z = int(uniform(-20, 0))
elif pos[1] < 0:
z = int(uniform(0, 20))
x = int(uniform(0, 10))
dot.move_relative((x, z))
elif x < 0:
x += int(uniform(-10, 0))
if pos[1] > self._height:
z = int(uniform(-20, 0))
elif pos[1] < 0:
z = int(uniform(0, 20))
if pos[0] > -x:
dot.move_relative((x, z))
pos = dot.get_xy()
if pos[0] > 100:
right = True
if not right:
self._lightbg.set_label(_('Hmm'))
self._pausing = False
elif self._shake == 'right':
left = False
for dot in self._dots:
if dot.type in [RED, YELLOW, BLUE]:
pos = dot.get_xy()
if pos[0] > self._width - self._dot_size:
if pos[1] > self._height:
z = int(uniform(-20, 0))
elif pos[1] < 0:
z = int(uniform(0, 20))
x = int(uniform(-10, 0))
dot.move_relative((x, z))
elif x < self._width - self._dot_size:
x += int(uniform(0, 10))
if pos[1] > self._height:
z = int(uniform(-20, 0))
elif pos[1] < 0:
z = int(uniform(0, 20))
if pos[0] < self._width - x - self._dot_size:
dot.move_relative((x, z))
pos = dot.get_xy()
if pos[0] < self._width - self._dot_size - 100:
left = True
if not left:
self._lightbg.set_label(_('Hmm'))
self._pausing = False
if not self._pausing:
if self._next is not None:
GObject.timeout_add(1000, self._next)
else:
self._lightbg.set_label('')
self._shake = None
GObject.timeout_add(100, read_accelerometer, self)
return
def _dock_dot(self, dot, n, m, jiggle_factor, docked):
x = (self._dot_size + self._space) * n
y = (self._dot_size + self._space) * m
pos = dot.get_xy()
dx = x - pos[0]
dy = y - pos[1]
if abs(dx) < 11 and abs(dy) < 11:
dot.move((x, y))
return docked
else:
if dx < 0:
dx = max(-10, dx)
elif dx > 0:
dx = min(10, dx)
if dy < 0:
dy = max(-10, dy)
elif dy > 0:
dy = min(10, dy)
dx += int(uniform(-jiggle_factor, jiggle_factor))
dy += int(uniform(-jiggle_factor, jiggle_factor))
dot.move_relative((dx, dy))
return False
def _button_press_cb(self, win, event):
if self._shake is not None:
return True
win.grab_focus()
x, y = map(int, event.get_coords())
self._press = True
self._release = None
spr = self._sprites.find_sprite((x, y))
if spr == None:
return True
self.last_spr = spr
if self._rubbing:
self._pausing = True
if spr in self._dots:
for target in self._targets:
if self._dots.index(spr) == target:
self._release = target
GObject.timeout_add(1000, self._clear_pause)
return True
def _button_release_cb(self, win, event):
if self._shake is not None:
return True
self._press = False
self._release = None
if self._pausing:
self._lightbg.set_label(_('Rub a little longer.'))
return True
x, y = map(int, event.get_coords())
spr = self._sprites.find_sprite((x, y))
if spr.type is not None:
if spr in self._dots:
for target in self._targets:
if self._dots.index(spr) == target:
self._release = target
if self._next is not None:
GObject.timeout_add(200, self._next)
def _smile(self):
for dot in self._dots:
dot.set_label(':)')
def __draw_cb(self, canvas, cr):
self._sprites.redraw_sprites(cr=cr)
def _grid_to_dot(self, pos):
''' calculate the dot index from a column and row in the grid '''
return pos[0] + pos[1] * NINE
def _dot_to_grid(self, dot):
''' calculate the grid column and row for a dot '''
return [dot % NINE, int(dot / NINE)]
def _destroy_cb(self, win, event):
Gtk.main_quit()
def _new_dot(self, color):
''' generate a dot of a color color '''
self._dot_cache = {}
if not color in self._dot_cache:
self._stroke = color
self._fill = color
self._svg_width = self._dot_size
self._svg_height = self._dot_size
pixbuf = svg_str_to_pixbuf(
self._header() + \
self._circle(self._dot_size / 2., self._dot_size / 2.,
self._dot_size / 2.) + \
self._footer())
surface = cairo.ImageSurface(cairo.FORMAT_ARGB32, self._svg_width,
self._svg_height)
context = cairo.Context(surface)
Gdk.cairo_set_source_pixbuf(context, pixbuf, 0, 0)
context.rectangle(0, 0, self._svg_width, self._svg_height)
context.fill()
self._dot_cache[color] = surface
return self._dot_cache[color]
def _line(self, vertical=True):
''' Generate a center line '''
if vertical:
self._svg_width = 3
self._svg_height = self._height
return svg_str_to_pixbuf(
self._header() + \
self._rect(3, self._height, 0, 0) + \
self._footer())
else:
self._svg_width = self._width
self._svg_height = 3
return svg_str_to_pixbuf(
self._header() + \
self._rect(self._width, 3, 0, 0) + \
self._footer())
def _header(self):
return '<svg\n' + 'xmlns:svg="http://www.w3.org/2000/svg"\n' + \
'xmlns="http://www.w3.org/2000/svg"\n' + \
'xmlns:xlink="http://www.w3.org/1999/xlink"\n' + \
'version="1.1"\n' + 'width="' + str(self._svg_width) + '"\n' + \
'height="' + str(self._svg_height) + '">\n'
def _rect(self, w, h, x, y, color='#ffffff'):
svg_string = ' <rect\n'
svg_string += ' width="%f"\n' % (w)
svg_string += ' height="%f"\n' % (h)
svg_string += ' rx="%f"\n' % (0)
svg_string += ' ry="%f"\n' % (0)
svg_string += ' x="%f"\n' % (x)
svg_string += ' y="%f"\n' % (y)
svg_string += 'style="fill:%s;stroke:none;"/>\n' % (color)
return svg_string
def _circle(self, r, cx, cy):
return '<circle style="fill:' + str(self._fill) + ';stroke:' + \
str(self._stroke) + ';" r="' + str(r - 0.5) + '" cx="' + \
str(cx) + '" cy="' + str(cy) + '" />\n'
def _footer(self):
return '</svg>\n'
class Slide(Stator):
""" Create a sprite for a slide """
def __init__(self,
sprites,
path,
name,
x,
y,
w,
h,
svg_engine=None,
function=None):
if svg_engine is None:
self.spr = Sprite(sprites, x, y, file_to_pixbuf(path, name, w, h))
else:
self.spr = Sprite(sprites, x, y,
svg_str_to_pixbuf(svg_engine().svg))
self.tab_dx = [0, SWIDTH - TABWIDTH]
self.tab_dy = [2 * SHEIGHT, 2 * SHEIGHT]
self.tabs = []
self.tabs.append(
Tab(sprites, path, 'tab', x + self.tab_dx[0], y + self.tab_dy[0],
TABWIDTH, SHEIGHT))
self.tabs.append(
Tab(sprites, path, 'tab', x + self.tab_dx[1], y + self.tab_dy[1],
TABWIDTH, SHEIGHT))
self.calculate = function
self.name = name
def add_textview(self, textview, i=0):
self.tabs[i].textview = textview
self.tabs[i].textbuffer = textview.get_buffer()
def set_fixed(self, fixed):
for tab in self.tabs:
tab.fixed = fixed
def match(self, sprite):
if sprite == self.spr or sprite == self.tabs[0].spr or \
sprite == self.tabs[1].spr:
return True
return False
def draw(self, layer=1000):
self.spr.set_layer(layer)
self.spr.draw()
for tab in self.tabs:
tab.draw()
def move(self, dx, dy):
self.spr.move((dx, dy))
for i, tab in enumerate(self.tabs):
tab.move(dx + self.tab_dx[i], dy + self.tab_dy[i])
def move_relative(self, dx, dy):
self.spr.move_relative((dx, dy))
for i, tab in enumerate(self.tabs):
tab.move_relative(dx, dy)
def hide(self):
self.spr.hide()
for tab in self.tabs:
tab.hide()
def label(self, label, i=0):
self.tabs[i].label(label)
class Turtle:
def __init__(self, turtles, turtle_name, turtle_colors=None):
#print 'class Turtle taturtle.py: def __init__'
''' The turtle is not a block, just a sprite with an orientation '''
self.spr = None
self.label_block = None
self._turtles = turtles
self._shapes = []
self._custom_shapes = False
self._name = turtle_name
self._hidden = False
self._remote = False
self._x = 0.0
self._y = 0.0
self._3Dz = 0.0
self._3Dx = 0.0
self._3Dy = 0.0
self._heading = 0.0
self._roll = 0.0
self._pitch = 0.0
self._direction = [0.0, 1.0, 0.0]
self._points = [[0., 0., 0.]]
self._points_penstate = [1]
self._half_width = 0
self._half_height = 0
self._drag_radius = None
self._pen_shade = 50
self._pen_color = 0
self._pen_gray = 100
if self._turtles.turtle_window.coord_scale == 1:
self._pen_size = 5
else:
self._pen_size = 1
self._pen_state = True
self._pen_fill = False
self._poly_points = []
self._prep_shapes(turtle_name, self._turtles, turtle_colors)
# Create a sprite for the turtle in interactive mode.
if turtles.sprite_list is not None:
self.spr = Sprite(self._turtles.sprite_list, 0, 0, self._shapes[0])
self._calculate_sizes()
# Choose a random angle from which to attach the turtle
# label to be used when sharing.
angle = uniform(0, pi * 4 / 3.0) # 240 degrees
width = self._shapes[0].get_width()
radius = width * 0.67
# Restrict the angle to the sides: 30-150; 210-330
if angle > pi * 2 / 3.0:
angle += pi / 2.0 # + 90
self.label_xy = [
int(radius * sin(angle)),
int(radius * cos(angle) + width / 2.0)
]
else:
angle += pi / 6.0 # + 30
self.label_xy = [
int(radius * sin(angle) + width / 2.0),
int(radius * cos(angle) + width / 2.0)
]
self._turtles.add_to_dict(turtle_name, self)
def _calculate_sizes(self):
#print 'taturtle.py: def _calculate_sizes'
self._half_width = int(self.spr.rect.width / 2.0)
self._half_height = int(self.spr.rect.height / 2.0)
self._drag_radius = ((self._half_width * self._half_width) +
(self._half_height * self._half_height)) / 6
def set_remote(self):
#print 'taturtle.py: def set_remote'
self._remote = True
def get_remote(self):
#print 'taturtle.py: def get_remote'
return self._remote
def _prep_shapes(self, name, turtles=None, turtle_colors=None):
#print 'taturtle.py: def _prep_shapes'
# If the turtle name is an int, we'll use a palette color as the
# turtle color
try:
int_key = int(name)
use_color_table = True
except ValueError:
use_color_table = False
if turtle_colors is not None:
self.colors = turtle_colors[:]
self._shapes = generate_turtle_pixbufs(self.colors)
elif use_color_table:
fill = wrap100(int_key)
stroke = wrap100(fill + 10)
self.colors = [
'#%06x' % (COLOR_TABLE[fill]),
'#%06x' % (COLOR_TABLE[stroke])
]
self._shapes = generate_turtle_pixbufs(self.colors)
else:
if turtles is not None:
self.colors = DEFAULT_TURTLE_COLORS
self._shapes = turtles.get_pixbufs()
def set_turtle_colors(self, turtle_colors):
#print 'taturtle.py: def set_turtle_colors'
''' reset the colors of a preloaded turtle '''
if turtle_colors is not None:
self.colors = turtle_colors[:]
self._shapes = generate_turtle_pixbufs(self.colors)
self.set_heading(self._heading, share=False)
def set_shapes(self, shapes, i=0):
#print 'taturtle.py: def set_shapes'
''' Reskin the turtle '''
n = len(shapes)
if n == 1 and i > 0: # set shape[i]
if i < len(self._shapes):
self._shapes[i] = shapes[0]
elif n == SHAPES: # all shapes have been precomputed
self._shapes = shapes[:]
else: # rotate shapes
if n != 1:
debug_output("%d images passed to set_shapes: ignoring" % (n),
self._turtles.turtle_window.running_sugar)
if self._heading == 0.0: # rotate the shapes
images = []
w, h = shapes[0].get_width(), shapes[0].get_height()
nw = nh = int(sqrt(w * w + h * h))
for i in range(SHAPES):
surface = cairo.ImageSurface(cairo.FORMAT_ARGB32, nw, nh)
context = cairo.Context(surface)
context = gtk.gdk.CairoContext(context)
context.translate(nw / 2.0, nh / 2.0)
context.rotate(i * 10 * pi / 180.)
context.translate(-nw / 2.0, -nh / 2.0)
context.set_source_pixbuf(shapes[0], (nw - w) / 2.0,
(nh - h) / 2.0)
context.rectangle(0, 0, nw, nh)
context.fill()
images.append(surface)
self._shapes = images[:]
else: # associate shape with image at current heading
j = int(self._heading + 5) % 360 / (360 / SHAPES)
self._shapes[j] = shapes[0]
self._custom_shapes = True
self.show()
self._calculate_sizes()
def reset_shapes(self):
#print 'taturtle.py: def reset_shapes'
''' Reset the shapes to the standard turtle '''
if self._custom_shapes:
self._shapes = generate_turtle_pixbufs(self.colors)
self._custom_shapes = False
self._calculate_sizes()
def _apply_rotations(self):
self._direction = [0., 1., 0.]
angle = self._heading * DEGTOR * -1.0
temp = []
temp.append((self._direction[0] * cos(angle)) -
(self._direction[1] * sin(angle)))
temp.append((self._direction[0] * sin(angle)) +
(self._direction[1] * cos(angle)))
temp.append(self._direction[2] * 1.0)
self._direction = temp[:]
angle = self._roll * DEGTOR * -1.0
temp = []
temp.append(self._direction[0] * 1.0)
temp.append((self._direction[1] * cos(angle)) -
(self._direction[2] * sin(angle)))
temp.append((self._direction[1] * sin(angle)) +
(self._direction[2] * cos(angle)))
self._direction = temp[:]
angle = self._pitch * DEGTOR * -1.0
temp = []
temp.append((self._direction[0] * cos(angle)) +
(self._direction[2] * sin(angle)))
temp.append(self._direction[1] * 1.0)
temp.append((self._direction[0] * -1.0 * sin(angle)) +
(self._direction[2] * cos(angle)))
self._direction = temp[:]
def set_heading(self, heading, share=True):
#print 'taturtle.py: def set_heading'
''' Set the turtle heading (one shape per 360/SHAPES degrees) '''
self._heading = heading
self._heading %= 360
self._apply_rotations()
self._update_sprite_heading()
if self._turtles.turtle_window.sharing() and share:
event = 'r|%s' % (data_to_string(
[self._turtles.turtle_window.nick,
round_int(self._heading)]))
self._turtles.turtle_window.send_event(event)
def set_roll(self, roll):
''' Set the turtle roll '''
self._roll = roll
self._roll %= 360
self._apply_rotations()
def set_pitch(self, pitch):
''' Set the turtle pitch '''
self._pitch = pitch
self._pitch %= 360
self._apply_rotations()
def _update_sprite_heading(self):
#print 'taturtle.py: def _update_sprite_heading'
''' Update the sprite to reflect the current heading '''
i = (int(self._heading + 5) % 360) / (360 / SHAPES)
if not self._hidden and self.spr is not None:
try:
self.spr.set_shape(self._shapes[i])
except IndexError:
self.spr.set_shape(self._shapes[0])
def set_color(self, color=None, share=True):
#print 'taturtle.py: def set_color'
''' Set the pen color for this turtle. '''
if isinstance(color, ColorObj):
# See comment in tatype.py TYPE_BOX -> TYPE_COLOR
color = color.color
if color is None:
color = self._pen_color
# Special case for color blocks from CONSTANTS
elif isinstance(color, Color):
self.set_shade(color.shade, share)
self.set_gray(color.gray, share)
if color.color is not None:
color = color.color
else:
color = self._pen_color
self._pen_color = color
self._turtles.turtle_window.canvas.set_fgcolor(shade=self._pen_shade,
gray=self._pen_gray,
color=self._pen_color)
if self._turtles.turtle_window.sharing() and share:
event = 'c|%s' % (data_to_string(
[self._turtles.turtle_window.nick,
round_int(self._pen_color)]))
self._turtles.turtle_window.send_event(event)
def set_gray(self, gray=None, share=True):
#print 'taturtle.py: def set_gray'
''' Set the pen gray level for this turtle. '''
if gray is not None:
self._pen_gray = gray
if self._pen_gray < 0:
self._pen_gray = 0
if self._pen_gray > 100:
self._pen_gray = 100
self._turtles.turtle_window.canvas.set_fgcolor(shade=self._pen_shade,
gray=self._pen_gray,
color=self._pen_color)
if self._turtles.turtle_window.sharing() and share:
event = 'g|%s' % (data_to_string(
[self._turtles.turtle_window.nick,
round_int(self._pen_gray)]))
self._turtles.turtle_window.send_event(event)
def set_shade(self, shade=None, share=True):
#print 'taturtle.py: def set_shade'
''' Set the pen shade for this turtle. '''
if shade is not None:
self._pen_shade = shade
self._turtles.turtle_window.canvas.set_fgcolor(shade=self._pen_shade,
gray=self._pen_gray,
color=self._pen_color)
if self._turtles.turtle_window.sharing() and share:
event = 's|%s' % (data_to_string(
[self._turtles.turtle_window.nick,
round_int(self._pen_shade)]))
self._turtles.turtle_window.send_event(event)
def set_pen_size(self, pen_size=None, share=True):
#print 'taturtle.py: def set_pen_size'
''' Set the pen size for this turtle. '''
if pen_size is not None:
self._pen_size = max(0, pen_size)
self._turtles.turtle_window.canvas.set_pen_size(
self._pen_size * self._turtles.turtle_window.coord_scale)
if self._turtles.turtle_window.sharing() and share:
event = 'w|%s' % (data_to_string(
[self._turtles.turtle_window.nick,
round_int(self._pen_size)]))
self._turtles.turtle_window.send_event(event)
def set_pen_state(self, pen_state=None, share=True):
#print 'taturtle.py: def set_pen_state'
''' Set the pen state (down==True) for this turtle. '''
if pen_state is not None:
self._pen_state = pen_state
if self._turtles.turtle_window.sharing() and share:
event = 'p|%s' % (data_to_string(
[self._turtles.turtle_window.nick, self._pen_state]))
self._turtles.turtle_window.send_event(event)
def set_fill(self, state=False):
#print 'taturtle.py: def set_fill'
self._pen_fill = state
if not self._pen_fill:
self._poly_points = []
def set_poly_points(self, poly_points=None):
#print 'taturtle.py: def set_poly_points'
if poly_points is not None:
self._poly_points = poly_points[:]
def start_fill(self):
#print 'taturtle.py: def start_fill'
self._pen_fill = True
self._poly_points = []
def stop_fill(self, share=True):
#print 'taturtle.py: def stop_fill'
self._pen_fill = False
if len(self._poly_points) == 0:
return
self._turtles.turtle_window.canvas.fill_polygon(self._poly_points)
if self._turtles.turtle_window.sharing() and share:
shared_poly_points = []
for p in self._poly_points:
x, y = self._turtles.turtle_to_screen_coordinates((p[1], p[2]))
if p[0] in ['move', 'line']:
shared_poly_points.append((p[0], x, y))
elif p[0] in ['rarc', 'larc']:
shared_poly_points.append((p[0], x, y, p[3], p[4], p[5]))
event = 'F|%s' % (data_to_string(
[self._turtles.turtle_window.nick, shared_poly_points]))
self._turtles.turtle_window.send_event(event)
self._poly_points = []
def hide(self):
#print 'taturtle.py: def hide'
if self.spr is not None:
self.spr.hide()
if self.label_block is not None:
self.label_block.spr.hide()
self._hidden = True
def show(self):
#print 'taturtle.py: def show'
if self.spr is not None:
self.spr.set_layer(TURTLE_LAYER)
self._hidden = False
self.move_turtle_spr((self._x, self._y))
self.set_heading(self._heading, share=False)
if self.label_block is not None:
self.label_block.spr.set_layer(TURTLE_LAYER + 1)
def move_turtle(self, pos=None):
#print 'taturtle.py: def move_turtle'
''' Move the turtle's position '''
if pos is None:
pos = self.get_xy()
self._x, self._y = pos[0], pos[1]
if self.spr is not None:
self.move_turtle_spr(pos)
def move_turtle_spr(self, pos):
#print 'taturtle.py: def move_turtle_spr'
''' Move the turtle's sprite '''
pos = self._turtles.turtle_to_screen_coordinates(pos)
pos[0] -= self._half_width
pos[1] -= self._half_height
if not self._hidden and self.spr is not None:
self.spr.move(pos)
if self.label_block is not None:
self.label_block.spr.move(
(pos[0] + self.label_xy[0], pos[1] + self.label_xy[1]))
def reset_3D(self):
self._3Dx, self._3Dy, self._3Dz = 0.0, 0.0, 0.0
self._direction = [0.0, 1.0, 0.0]
self._roll, self._pitch = 0.0, 0.0
self._points = [[0., 0., 0.]]
self._points_penstate = [1]
def right(self, degrees, share=True):
#print 'taturtle.py: def right'
''' Rotate turtle clockwise '''
self._heading += degrees
self._heading %= 360
self._update_sprite_heading()
if self._turtles.turtle_window.sharing() and share:
event = 'r|%s' % (data_to_string(
[self._turtles.turtle_window.nick,
round_int(self._heading)]))
self._turtles.turtle_window.send_event(event)
def left(self, degrees, share=True):
#print 'taturtle.py: def left'
degrees = 0 - degrees
self.right(degrees, share)
def _draw_line(self, old, new, pendown):
#print 'taturtle.py: def _draw_line'
if self._pen_state and pendown:
self._turtles.turtle_window.canvas.set_source_rgb()
pos1 = self._turtles.turtle_to_screen_coordinates(old)
pos2 = self._turtles.turtle_to_screen_coordinates(new)
self._turtles.turtle_window.canvas.draw_line(
pos1[0], pos1[1], pos2[0], pos2[1])
if self._pen_fill:
if self._poly_points == []:
self._poly_points.append(('move', pos1[0], pos1[1]))
self._poly_points.append(('line', pos2[0], pos2[1]))
def draw_obj(self, file_name):
vertices = []
lines = []
file_handle = open(file_name, 'r')
for line in file_handle:
temp = line.split()
if temp[0] == 'v':
vertices.append(
[float(temp[1]),
float(temp[2]),
float(temp[3])])
if temp[0] == 'l':
lines.append([int(temp[1]), int(temp[2])])
width = self._turtles.turtle_window.width
height = self._turtles.turtle_window.height
for line in lines:
source = vertices[line[0] - 1]
dest = vertices[line[1] - 1]
source_point = Point3D(source[0], source[1], source[2])
p1 = source_point.project(width, height, 512, 512)
pair1 = [p1.x, p1.y]
pos1 = self._turtles.screen_to_turtle_coordinates(pair1)
dest_point = Point3D(dest[0], dest[1], dest[2])
p2 = dest_point.project(width, height, 512, 512)
pair2 = [p2.x, p2.y]
pos2 = self._turtles.screen_to_turtle_coordinates(pair2)
self._draw_line(pos1, pos2, True)
self.move_turtle((pos2[0], pos2[1]))
return vertices, lines
def forward(self, distance, share=True):
#print 'taturtle.py: def forward'
scaled_distance = distance * self._turtles.turtle_window.coord_scale
old = self.get_xy() #Projected Point
old_3D = self.get_3Dpoint() #Actual Point
#xcor = old[0] + scaled_distance * sin(self._heading * DEGTOR)
#ycor = old[1] + scaled_distance * cos(self._heading * DEGTOR)
xcor = old_3D[0] + scaled_distance * self._direction[0]
ycor = old_3D[1] + scaled_distance * self._direction[1]
zcor = old_3D[2] + scaled_distance * self._direction[2]
width = self._turtles.turtle_window.width
height = self._turtles.turtle_window.height
old_point = Point3D(old_3D[0], old_3D[1],
old_3D[2]) # Old point as Point3D object
p = old_point.project(width, height, 512, 512) # Projected Old Point
new_x, new_y = p.x, p.y
pair1 = [new_x, new_y]
pos1 = self._turtles.screen_to_turtle_coordinates(pair1)
'''
for i, val in enumerate(old_3D):
if (abs(val) < 0.0001):
old_3D[i] = 0.
old_3D[i] = round(old_3D[i], 2)
self._points.append([old_3D[0], old_3D[1], old_3D[2]])
if (self._pen_state):
self._points_penstate.append(1)
else:
self._points_penstate.append(0)
'''
self._3Dx, self._3Dy, self._3Dz = xcor, ycor, zcor
self.store_data()
new_point = Point3D(xcor, ycor, zcor) # New point as 3D object
p = new_point.project(width, height, 512, 512) # Projected New Point
new_x, new_y = p.x, p.y
pair2 = [new_x, new_y]
pos2 = self._turtles.screen_to_turtle_coordinates(pair2)
#print 'new = ', new_point.x, new_point.y, new_point.z
self._draw_line(pos1, pos2, True)
#self.move_turtle((xcor, ycor))
self.move_turtle((pos2[0], pos2[1]))
if self._turtles.turtle_window.sharing() and share:
event = 'f|%s' % (data_to_string(
[self._turtles.turtle_window.nick,
int(distance)]))
self._turtles.turtle_window.send_event(event)
def backward(self, distance, share=True):
#print 'taturtle.py: def backward'
distance = 0 - distance
self.forward(distance, share)
def set_xy(self, x, y, share=True, pendown=True, dragging=False):
#print 'taturtle.py: def set_xy'
old = self.get_xy()
if dragging:
xcor = x
ycor = y
else:
xcor = x * self._turtles.turtle_window.coord_scale
ycor = y * self._turtles.turtle_window.coord_scale
self._draw_line(old, (xcor, ycor), pendown)
self.move_turtle((xcor, ycor))
if self._turtles.turtle_window.sharing() and share:
event = 'x|%s' % (data_to_string([
self._turtles.turtle_window.nick,
[round_int(xcor), round_int(ycor)]
]))
self._turtles.turtle_window.send_event(event)
def set_xyz(self, x, y, z):
''' Set the x, y and z coordinates '''
self._3Dx, self._3Dy, self._3Dz = x, y, z
self.store_data()
point_3D = Point3D(x, y, z)
width = self._turtles.turtle_window.width
height = self._turtles.turtle_window.height
p = point_3D.project(width, height, 512, 512)
new_x, new_y = p.x, p.y
pair = [new_x, new_y]
pos = self._turtles.screen_to_turtle_coordinates(pair)
self.set_xy(pos[0], pos[1])
def store_data(self):
if (abs(self._3Dx) < 0.0001):
self._3Dx = 0.
if (abs(self._3Dy) < 0.0001):
self._3Dy = 0.
if (abs(self._3Dz) < 0.0001):
self._3Dz = 0.
self._3Dx = round(self._3Dx, 2)
self._3Dy = round(self._3Dy, 2)
self._3Dz = round(self._3Dz, 2)
self._points.append([self._3Dx, self._3Dy, self._3Dz])
if (self._pen_state):
self._points_penstate.append(1)
else:
self._points_penstate.append(0)
def arc(self, a, r, share=True):
#print 'taturtle.py: def arc'
''' Draw an arc '''
if self._pen_state:
self._turtles.turtle_window.canvas.set_source_rgb()
if a < 0:
pos = self.larc(-a, r)
else:
pos = self.rarc(a, r)
self.move_turtle(pos)
if self._turtles.turtle_window.sharing() and share:
event = 'a|%s' % (data_to_string([
self._turtles.turtle_window.nick, [round_int(a),
round_int(r)]
]))
self._turtles.turtle_window.send_event(event)
def rarc(self, a, r):
#print 'taturtle.py: def rarc'
''' draw a clockwise arc '''
r *= self._turtles.turtle_window.coord_scale
if r < 0:
r = -r
a = -a
pos = self.get_xy()
cx = pos[0] + r * cos(self._heading * DEGTOR)
cy = pos[1] - r * sin(self._heading * DEGTOR)
if self._pen_state:
npos = self._turtles.turtle_to_screen_coordinates((cx, cy))
self._turtles.turtle_window.canvas.rarc(npos[0], npos[1], r, a,
self._heading)
if self._pen_fill:
self._poly_points.append(('move', npos[0], npos[1]))
self._poly_points.append(('rarc', npos[0], npos[1], r,
(self._heading - 180) * DEGTOR,
(self._heading - 180 + a) * DEGTOR))
self.right(a, False)
return [
cx - r * cos(self._heading * DEGTOR),
cy + r * sin(self._heading * DEGTOR)
]
def larc(self, a, r):
#print 'taturtle.py: def larc'
''' draw a counter-clockwise arc '''
r *= self._turtles.turtle_window.coord_scale
if r < 0:
r = -r
a = -a
pos = self.get_xy()
cx = pos[0] - r * cos(self._heading * DEGTOR)
cy = pos[1] + r * sin(self._heading * DEGTOR)
if self._pen_state:
npos = self._turtles.turtle_to_screen_coordinates((cx, cy))
self._turtles.turtle_window.canvas.larc(npos[0], npos[1], r, a,
self._heading)
if self._pen_fill:
self._poly_points.append(('move', npos[0], npos[1]))
self._poly_points.append(
('larc', npos[0], npos[1], r, (self._heading) * DEGTOR,
(self._heading - a) * DEGTOR))
self.right(-a, False)
return [
cx + r * cos(self._heading * DEGTOR),
cy - r * sin(self._heading * DEGTOR)
]
def draw_pixbuf(self, pixbuf, a, b, x, y, w, h, path, share=True):
#print 'taturtle.py: def draw_pixbuf'
''' Draw a pixbuf '''
self._turtles.turtle_window.canvas.draw_pixbuf(pixbuf, a, b, x, y, w,
h, self._heading)
if self._turtles.turtle_window.sharing() and share:
if self._turtles.turtle_window.running_sugar:
tmp_path = get_path(self._turtles.turtle_window.activity,
'instance')
else:
tmp_path = '/tmp'
tmp_file = os.path.join(
get_path(self._turtles.turtle_window.activity, 'instance'),
'tmpfile.png')
pixbuf.save(tmp_file, 'png', {'quality': '100'})
data = image_to_base64(tmp_file, tmp_path)
height = pixbuf.get_height()
width = pixbuf.get_width()
pos = self._turtles.screen_to_turtle_coordinates((x, y))
event = 'P|%s' % (data_to_string([
self._turtles.turtle_window.nick,
[
round_int(a),
round_int(b),
round_int(pos[0]),
round_int(pos[1]),
round_int(w),
round_int(h),
round_int(width),
round_int(height), data
]
]))
gobject.idle_add(self._turtles.turtle_window.send_event, event)
os.remove(tmp_file)
def draw_text(self, label, x, y, size, w, share=True):
#print 'taturtle.py: def draw_text'
''' Draw text '''
self._turtles.turtle_window.canvas.draw_text(
label, x, y, size, w, self._heading,
self._turtles.turtle_window.coord_scale)
if self._turtles.turtle_window.sharing() and share:
event = 'W|%s' % (data_to_string([
self._turtles.turtle_window.nick,
[
label,
round_int(x),
round_int(y),
round_int(size),
round_int(w)
]
]))
self._turtles.turtle_window.send_event(event)
def read_pixel(self):
#print 'taturtle.py: def read_pixel'
""" Read r, g, b, a from the canvas and push b, g, r to the stack """
r, g, b, a = self.get_pixel()
self._turtles.turtle_window.lc.heap.append(b)
self._turtles.turtle_window.lc.heap.append(g)
self._turtles.turtle_window.lc.heap.append(r)
def get_color_index(self):
#print 'taturtle.py: def get_color_index'
r, g, b, a = self.get_pixel()
color_index = self._turtles.turtle_window.canvas.get_color_index(
r, g, b)
return color_index
def get_name(self):
#print 'taturtle.py: def get_name'
return self._name
def get_xy(self):
#print 'taturtle.py: def get_xy'
return [self._x, self._y]
def get_3Dpoint(self):
return [self._3Dx, self._3Dy, self._3Dz]
def get_x(self):
#print 'taturtle.py: def get_x'
return self._3Dx
def get_y(self):
#print 'taturtle.py: def get_y'
return self._3Dy
def get_z(self):
return self._3Dz
def get_heading(self):
#print 'taturtle.py: def get_heading'
return self._heading
def get_roll(self):
return self._roll
def get_pitch(self):
return self._pitch
def get_color(self):
#print 'taturtle.py: def get_color'
return self._pen_color
def get_gray(self):
#print 'taturtle.py: def get_gray'
return self._pen_gray
def get_shade(self):
#print 'taturtle.py: def get_shade'
return self._pen_shade
def get_pen_size(self):
#print 'taturtle.py: def get_pen_size'
return self._pen_size
def get_pen_state(self):
#print 'taturtle.py: def get_pen_state'
return self._pen_state
def get_fill(self):
#print 'taturtle.py: def get_fill'
return self._pen_fill
def get_poly_points(self):
#print 'taturtle.py: def get_poly_points'
return self._poly_points
def get_pixel(self):
#print 'taturtle.py: def get_pixel'
pos = self._turtles.turtle_to_screen_coordinates(self.get_xy())
return self._turtles.turtle_window.canvas.get_pixel(pos[0], pos[1])
def get_drag_radius(self):
#print 'taturtle.py: def get_drag_radius'
if self._drag_radius is None:
self._calculate_sizes()
return self._drag_radius
class Bar():
''' The Bar class is used to define the bars at the bottom of the
screen '''
def __init__(self, sprites, ball_size, colors=['#FFFFFF', '#AAAAAA']):
''' Initialize the 2-segment bar, labels, and mark '''
self._sprites = sprites
self._colors = colors[:]
self.bars = {}
self._width = Gdk.Screen.width()
self._height = Gdk.Screen.height() - style.GRID_CELL_SIZE
self._scale = Gdk.Screen.height() / 900.0
self._ball_size = ball_size
self.make_bar(2)
self._make_wedge_mark()
def resize_all(self):
self._width = Gdk.Screen.width()
self._height = Gdk.Screen.height() - style.GRID_CELL_SIZE
self._scale = Gdk.Screen.height() / 900.0
for bar in list(self.bars.keys()):
self.bars[bar].hide()
self.mark.hide()
for bar in list(self.bars.keys()):
self.make_bar(bar)
self._make_wedge_mark()
def _make_wedge_mark(self):
''' Make a mark to show the fraction position on the bar. '''
dx = self._ball_size / 2.
n = (self._width - self._ball_size) / dx
dy = (BAR_HEIGHT * self._scale) / n
s = 3.5
i = int(n / 2) - 1
mark = svg_header(self._ball_size,
BAR_HEIGHT * self._scale + s, 1.0)
mark += svg_wedge(dx, BAR_HEIGHT * self._scale + s,
s,
i * 2 * dy + s, (i * 2 + 1) * dy + s,
'#FF0000', '#FFFFFF')
mark += svg_wedge(dx, BAR_HEIGHT * self._scale + s,
dx + s,
(i * 2 + 1) * dy + s, (i * 2 + 2) * dy + s,
'#FF0000', '#FFFFFF')
mark += svg_footer()
self.mark = Sprite(self._sprites, 0,
self._height, # hide off bottom of screen
svg_str_to_pixbuf(mark))
self.mark.set_layer(1)
def mark_width(self):
return self.mark.rect[2]
def bar_x(self):
return self.bars[2].get_xy()[0]
def bar_y(self):
if self.bars[2].get_xy()[1] < 0:
return self.bars[2].get_xy()[1] + 3000
else:
return self.bars[2].get_xy()[1]
def width(self):
return self.bars[2].rect[2]
def show_bar(self, n):
if n in self.bars:
self.bars[n].move([self.bar_x(), self.bar_y()])
def bump_bars(self, direction='up'):
''' when the toolbars expand and contract, we need to move the bar '''
if direction == 'up':
dy = -style.GRID_CELL_SIZE
else:
dy = style.GRID_CELL_SIZE
for bar in self.bars:
self.bars[bar].move_relative([0, dy])
self.mark.move_relative([0, dy])
def hide_bars(self):
''' Hide all of the bars '''
for bar in self.bars:
if self.bars[bar].get_xy()[1] > 0:
self.bars[bar].move_relative([0, -3000])
def get_bar(self, nsegments):
''' Return a bar with n segments '''
if nsegments not in self.bars:
self.make_bar(nsegments)
return self.bars[nsegments]
def make_bar(self, nsegments):
return self._make_wedge_bar(nsegments)
def _make_wedge_bar(self, nsegments):
''' Create a wedged-shaped bar with n segments '''
s = 3.5 # add provision for stroke width
svg = svg_header(self._width, BAR_HEIGHT * self._scale + s, 1.0)
dx = self._width / float(nsegments)
dy = (BAR_HEIGHT * self._scale) / float(nsegments)
for i in range(int(nsegments) // 2):
svg += svg_wedge(dx, BAR_HEIGHT * self._scale + s,
i * 2 * dx + s,
i * 2 * dy + s, (i * 2 + 1) * dy + s,
'#000000', '#FFFFFF')
svg += svg_wedge(dx, BAR_HEIGHT * self._scale + s,
(i * 2 + 1) * dx + s,
(i * 2 + 1) * dy + s, (i * 2 + 2) * dy + s,
'#000000', '#FFFFFF')
if int(nsegments) % 2 == 1: # odd
svg += svg_wedge(dx, BAR_HEIGHT * self._scale + s,
(i * 2 + 2) * dx + s,
(i * 2 + 2) * dy + s,
BAR_HEIGHT * self._scale + s,
'#000000', '#FFFFFF')
svg += svg_footer()
self.bars[nsegments] = Sprite(self._sprites, 0, 0,
svg_str_to_pixbuf(svg))
self.bars[nsegments].set_layer(2)
self.bars[nsegments].set_label_attributes(18, horiz_align="left", i=0)
self.bars[nsegments].set_label_attributes(18, horiz_align="right", i=1)
self.bars[nsegments].set_label_color('black', i=0)
self.bars[nsegments].set_label_color('white', i=1)
self.bars[nsegments].set_label(' 0', i=0)
self.bars[nsegments].set_label('1 ', i=1)
self.bars[nsegments].move(
(0, self._height - BAR_HEIGHT * self._scale))
class Bounce():
''' The Bounce class is used to define the ball and the user
interaction. '''
def __init__(self, canvas, path, parent=None):
''' Initialize the canvas and set up the callbacks. '''
self._activity = parent
self._fraction = None
self._path = path
if parent is None: # Starting from command line
self._sugar = False
else: # Starting from Sugar
self._sugar = True
self._canvas = canvas
self._canvas.grab_focus()
self._canvas.add_events(Gdk.EventMask.BUTTON_PRESS_MASK)
self._canvas.add_events(Gdk.EventMask.BUTTON_RELEASE_MASK)
self._canvas.add_events(Gdk.EventMask.POINTER_MOTION_MASK)
self._canvas.add_events(Gdk.EventMask.KEY_PRESS_MASK)
self._canvas.add_events(Gdk.EventMask.KEY_RELEASE_MASK)
self._canvas.connect('draw', self.__draw_cb)
self._canvas.connect('button-press-event', self._button_press_cb)
self._canvas.connect('button-release-event', self._button_release_cb)
self._canvas.connect('key-press-event', self._keypress_cb)
self._canvas.connect('key-release-event', self._keyrelease_cb)
self._canvas.set_can_focus(True)
self._canvas.grab_focus()
self._sprites = Sprites(self._canvas)
self._width = Gdk.Screen.width()
self._height = Gdk.Screen.height() - GRID_CELL_SIZE
self._scale = Gdk.Screen.height() / 900.0
self._timeout = None
self.buddies = [] # used for sharing
self._my_turn = False
self.select_a_fraction = False
self._easter_egg = int(uniform(1, 100))
# Find paths to sound files
self._path_to_success = os.path.join(path, LAUGH)
self._path_to_failure = os.path.join(path, CRASH)
self._path_to_bubbles = os.path.join(path, BUBBLES)
self._create_sprites(path)
self.mode = 'fractions'
self._challenge = 0
self._expert = False
self._challenges = []
for challenge in CHALLENGES[self._challenge]:
self._challenges.append(challenge)
self._fraction = 0.5 # the target of the current challenge
self._label = '1/2' # the label
self.count = 0 # number of bounces played
self._correct = 0 # number of correct answers
self._press = None # sprite under mouse click
self._new_bounce = False
self._n = 0
self._accel_index = 0
self._accel_flip = False
self._accel_xy = [0, 0]
self._guess_orientation()
self._dx = 0. # ball horizontal trajectory
# acceleration (with dampening)
self._ddy = (6.67 * self._height) / (STEPS * STEPS)
self._dy = self._ddy * (1 - STEPS) / 2. # initial step size
if self._sugar:
if _is_tablet_mode():
self._activity.reset_label(
_('Click the ball to start. Rock the computer left '
'and right to move the ball.'))
else:
self._activity.reset_label(
_('Click the ball to start. Then use the arrow keys to '
'move the ball.'))
def _accelerometer(self):
return os.path.exists(ACCELEROMETER_DEVICE) and _is_tablet_mode()
def configure_cb(self, event):
self._width = Gdk.Screen.width()
self._height = Gdk.Screen.height() - GRID_CELL_SIZE
self._scale = Gdk.Screen.height() / 900.0
# We need to resize the backgrounds
width, height = self._calc_background_size()
for bg in self._backgrounds.keys():
if bg == 'custom':
path = self._custom_dsobject.file_path
pixbuf = GdkPixbuf.Pixbuf.new_from_file_at_size(
path, width, height)
else:
pixbuf = GdkPixbuf.Pixbuf.new_from_file_at_size(
os.path.join(self._path, 'images', bg),
width, height)
if Gdk.Screen.height() > Gdk.Screen.width():
pixbuf = self._crop_to_portrait(pixbuf)
self._backgrounds[bg] = pixbuf
self._background = Sprite(self._sprites, 0, 0,
self._backgrounds[self._current_bg])
self._background.set_layer(-100)
self._background.type = 'background'
# and resize and reposition the bars
self.bar.resize_all()
self.bar.show_bar(2)
self._current_bar = self.bar.get_bar(2)
# Calculate a new accerlation based on screen height.
self._ddy = (6.67 * self._height) / (STEPS * STEPS)
self._guess_orientation()
def _create_sprites(self, path):
''' Create all of the sprites we'll need '''
self.smiley_graphic = svg_str_to_pixbuf(svg_from_file(
os.path.join(path, 'images', 'smiley.svg')))
self.frown_graphic = svg_str_to_pixbuf(svg_from_file(
os.path.join(path, 'images', 'frown.svg')))
self.blank_graphic = svg_str_to_pixbuf(
svg_header(REWARD_HEIGHT, REWARD_HEIGHT, 1.0) +
svg_rect(REWARD_HEIGHT, REWARD_HEIGHT, 5, 5, 0, 0,
'none', 'none') +
svg_footer())
self.ball = Ball(self._sprites,
os.path.join(path, 'images', 'soccerball.svg'))
self._current_frame = 0
self.bar = Bar(self._sprites, self.ball.width(), COLORS)
self._current_bar = self.bar.get_bar(2)
self.ball_y_max = self.bar.bar_y() - self.ball.height() + \
int(BAR_HEIGHT / 2.)
self.ball.move_ball((int((self._width - self.ball.width()) / 2),
self.ball_y_max))
self._backgrounds = {}
width, height = self._calc_background_size()
pixbuf = GdkPixbuf.Pixbuf.new_from_file_at_size(
os.path.join(path, 'images', 'grass_background.png'),
width, height)
if Gdk.Screen.height() > Gdk.Screen.width():
pixbuf = self._crop_to_portrait(pixbuf)
self._backgrounds['grass_background.png'] = pixbuf
self._background = Sprite(self._sprites, 0, 0, pixbuf)
self._background.set_layer(-100)
self._background.type = 'background'
self._current_bg = 'grass_background.png'
def _crop_to_portrait(self, pixbuf):
tmp = GdkPixbuf.Pixbuf.new(0, True, 8, Gdk.Screen.width(),
Gdk.Screen.height())
x = int(Gdk.Screen.height() / 3)
pixbuf.copy_area(x, 0, Gdk.Screen.width(), Gdk.Screen.height(),
tmp, 0, 0)
return tmp
def _calc_background_size(self):
if Gdk.Screen.height() > Gdk.Screen.width():
height = Gdk.Screen.height()
return int(4 * height / 3), height
else:
width = Gdk.Screen.width()
return width, int(3 * width / 4)
def new_background_from_image(self, path, dsobject=None):
if path is None:
path = dsobject.file_path
width, height = self._calc_background_size()
pixbuf = GdkPixbuf.Pixbuf.new_from_file_at_size(
path, width, height)
if Gdk.Screen.height() > Gdk.Screen.width():
pixbuf = self._crop_to_portrait(pixbuf)
self._backgrounds['custom'] = pixbuf
self.set_background('custom')
self._custom_dsobject = dsobject
self._current_bg = 'custom'
def set_background(self, name):
if not name in self._backgrounds:
width, height = self._calc_background_size()
pixbuf = GdkPixbuf.Pixbuf.new_from_file_at_size(
os.path.join(self._path, 'images', name), width, height)
if Gdk.Screen.height() > Gdk.Screen.width():
pixbuf = self._crop_to_portrait(pixbuf)
self._backgrounds[name] = pixbuf
self._background.set_image(self._backgrounds[name])
self.bar.mark.hide()
self._current_bar.hide()
self.ball.ball.hide()
self.do_expose_event()
self.ball.ball.set_layer(3)
self._current_bar.set_layer(2)
self.bar.mark.set_layer(1)
self._current_bg = name
def pause(self):
''' Pause play when visibility changes '''
if self._timeout is not None:
GObject.source_remove(self._timeout)
self._timeout = None
def we_are_sharing(self):
''' If there is more than one buddy, we are sharing. '''
if len(self.buddies) > 1:
return True
def its_my_turn(self):
''' When sharing, it is your turn... '''
GObject.timeout_add(1000, self._take_a_turn)
def _take_a_turn(self):
''' On your turn, choose a fraction. '''
self._my_turn = True
self.select_a_fraction = True
self._activity.set_player_on_toolbar(self._activity.nick)
self._activity.reset_label(
_("Click on the bar to choose a fraction."))
def its_their_turn(self, nick):
''' When sharing, it is nick's turn... '''
GObject.timeout_add(1000, self._wait_your_turn, nick)
def _wait_your_turn(self, nick):
''' Wait for nick to choose a fraction. '''
self._my_turn = False
self._activity.set_player_on_toolbar(nick)
self._activity.reset_label(
_('Waiting for %(buddy)s') % {'buddy': nick})
def play_a_fraction(self, fraction):
''' Play this fraction '''
fraction_is_new = True
for i, c in enumerate(self._challenges):
if c[0] == fraction:
fraction_is_new = False
self._n = i
break
if fraction_is_new:
self.add_fraction(fraction)
self._n = len(self._challenges)
self._choose_a_fraction()
self._move_ball()
def _button_press_cb(self, win, event):
''' Callback to handle the button presses '''
win.grab_focus()
x, y = map(int, event.get_coords())
self._press = self._sprites.find_sprite((x, y))
return True
def _button_release_cb(self, win, event):
''' Callback to handle the button releases '''
win.grab_focus()
x, y = map(int, event.get_coords())
if self._press is not None:
if self.we_are_sharing():
if self.select_a_fraction and self._press == self._current_bar:
# Find the fraction closest to the click
fraction = self._search_challenges(
(x - self.bar.bar_x()) / float(self.bar.width()))
self.select_a_fraction = False
self._activity.send_a_fraction(fraction)
self.play_a_fraction(fraction)
else:
if self._timeout is None and self._press == self.ball.ball:
self._choose_a_fraction()
self._move_ball()
return True
def _search_challenges(self, f):
''' Find the fraction which is closest to f in the list. '''
dist = 1.
closest = '1/2'
for c in self._challenges:
numden = c[0].split('/')
delta = abs((float(numden[0]) / float(numden[1])) - f)
if delta <= dist:
dist = delta
closest = c[0]
return closest
def _guess_orientation(self):
if self._accelerometer():
fh = open(ACCELEROMETER_DEVICE)
string = fh.read()
fh.close()
xyz = string[1:-2].split(',')
x = int(xyz[0])
y = int(xyz[1])
self._accel_xy = [x, y]
if abs(x) > abs(y):
self._accel_index = 1 # Portrait mode
self._accel_flip = x > 0
else:
self._accel_index = 0 # Landscape mode
self._accel_flip = y < 0
def _move_ball(self):
''' Move the ball and test boundary conditions '''
if self._new_bounce:
self.bar.mark.move((0, self._height)) # hide the mark
if not self.we_are_sharing():
self._choose_a_fraction()
self._new_bounce = False
self._dy = self._ddy * (1 - STEPS) / 2 # initial step size
if self._accelerometer():
self._guess_orientation()
self._dx = float(self._accel_xy[self._accel_index]) / 18.
if self._accel_flip:
self._dx *= -1
if self.ball.ball_x() + self._dx > 0 and \
self.ball.ball_x() + self._dx < self._width - self.ball.width():
self.ball.move_ball_relative((int(self._dx), int(self._dy)))
else:
self.ball.move_ball_relative((0, int(self._dy)))
# speed up ball in x while key is pressed
self._dx *= DDX
# accelerate in y
self._dy += self._ddy
# Calculate a new ball_y_max depending on the x position
self.ball_y_max = self.bar.bar_y() - self.ball.height() + \
self._wedge_offset()
if self.ball.ball_y() >= self.ball_y_max:
# hit the bottom
self.ball.move_ball((self.ball.ball_x(), self.ball_y_max))
self._test()
self._new_bounce = True
if self.we_are_sharing():
if self._my_turn:
# Let the next player know it is their turn.
i = (self.buddies.index(self._activity.nick) + 1) % \
len(self.buddies)
self.its_their_turn(self.buddies[i])
self._activity.send_event('', {"data": (self.buddies[i])})
else:
if not self.we_are_sharing() and self._easter_egg_test():
self._animate()
else:
self._timeout = GObject.timeout_add(
max(STEP_PAUSE,
BOUNCE_PAUSE - self.count * STEP_PAUSE),
self._move_ball)
else:
self._timeout = GObject.timeout_add(STEP_PAUSE, self._move_ball)
def _wedge_offset(self):
return int(BAR_HEIGHT * (1 - (self.ball.ball_x() /
float(self.bar.width()))))
def _mark_offset(self, x):
return int(BAR_HEIGHT * (1 - (x / float(self.bar.width())))) - 12
def _animate(self):
''' A little Easter Egg just for fun. '''
if self._new_bounce:
self._dy = self._ddy * (1 - STEPS) / 2 # initial step size
self._new_bounce = False
self._current_frame = 0
self._frame_counter = 0
self.ball.move_frame(self._current_frame,
(self.ball.ball_x(), self.ball.ball_y()))
self.ball.move_ball((self.ball.ball_x(), self._height))
GObject.idle_add(play_audio_from_file, self, self._path_to_bubbles)
if self._accelerometer():
fh = open(ACCELEROMETER_DEVICE)
string = fh.read()
xyz = string[1:-2].split(',')
self._dx = float(xyz[0]) / 18.
fh.close()
else:
self._dx = uniform(-int(DX * self._scale), int(DX * self._scale))
self.ball.move_frame_relative(
self._current_frame, (int(self._dx), int(self._dy)))
self._dy += self._ddy
self._frame_counter += 1
self._current_frame = self.ball.next_frame(self._frame_counter)
if self.ball.frame_y(self._current_frame) >= self.ball_y_max:
# hit the bottom
self.ball.move_ball((self.ball.ball_x(), self.ball_y_max))
self.ball.hide_frames()
self._test(easter_egg=True)
self._new_bounce = True
self._timeout = GObject.timeout_add(BOUNCE_PAUSE, self._move_ball)
else:
GObject.timeout_add(STEP_PAUSE, self._animate)
def add_fraction(self, string):
''' Add a new challenge; set bar to 2x demominator '''
numden = string.split('/', 2)
self._challenges.append([string, int(numden[1]), 0])
def _get_new_fraction(self):
''' Select a new fraction challenge from the table '''
if not self.we_are_sharing():
n = int(uniform(0, len(self._challenges)))
else:
n = self._n
fstr = self._challenges[n][0]
if '/' in fstr: # fraction
numden = fstr.split('/', 2)
fraction = float(numden[0].strip()) / float(numden[1].strip())
elif '%' in fstr: # percentage
fraction = float(fstr.strip().strip('%').strip()) / 100.
else: # To do: add support for decimals (using locale)
_logger.debug('Could not parse challenge (%s)', fstr)
fstr = '1/2'
fraction = 0.5
return fraction, fstr, n
def _choose_a_fraction(self):
''' choose a new fraction and set the corresponding bar '''
# Don't repeat the same fraction twice in a row
fraction, fstr, n = self._get_new_fraction()
if not self.we_are_sharing():
while fraction == self._fraction:
fraction, fstr, n = self._get_new_fraction()
self._fraction = fraction
self._n = n
if self.mode == 'percents':
self._label = str(int(self._fraction * 100 + 0.5)) + '%'
else: # percentage
self._label = fstr
if self.mode == 'sectors':
self.ball.new_ball_from_fraction(self._fraction)
if not Gdk.Screen.width() < 1024:
self._activity.reset_label(
_('Bounce the ball to a position '
'%(fraction)s of the way from the left side of the bar.')
% {'fraction': self._label})
else:
self._activity.reset_label(_('Bounce the ball to %(fraction)s')
% {'fraction': self._label})
self.ball.ball.set_label(self._label)
self.bar.hide_bars()
if self._expert: # Show two-segment bar in expert mode
nseg = 2
else:
if self.mode == 'percents':
nseg = 10
else:
nseg = self._challenges[self._n][1]
# generate new bar on demand
self._current_bar = self.bar.get_bar(nseg)
self.bar.show_bar(nseg)
def _easter_egg_test(self):
''' Test to see if we show the Easter Egg '''
delta = self.ball.width() / 8
x = self.ball.ball_x() + self.ball.width() / 2
f = self.bar.width() * self._easter_egg / 100.
if x > f - delta and x < f + delta:
return True
else:
return False
def _test(self, easter_egg=False):
''' Test to see if we estimated correctly '''
self._timeout = None
if self._expert:
delta = self.ball.width() / 6
else:
delta = self.ball.width() / 3
x = self.ball.ball_x() + self.ball.width() / 2
f = int(self._fraction * self.bar.width())
self.bar.mark.move((int(f - self.bar.mark_width() / 2),
int(self.bar.bar_y() + self._mark_offset(f))))
if self._challenges[self._n][2] == 0: # label the column
spr = Sprite(self._sprites, 0, 0, self.blank_graphic)
spr.set_label(self._label)
spr.move((int(self._n * 27), 0))
spr.set_layer(-1)
self._challenges[self._n][2] += 1
if x > f - delta and x < f + delta:
spr = Sprite(self._sprites, 0, 0, self.smiley_graphic)
self._correct += 1
GObject.idle_add(play_audio_from_file, self, self._path_to_success)
else:
spr = Sprite(self._sprites, 0, 0, self.frown_graphic)
GObject.idle_add(play_audio_from_file, self, self._path_to_failure)
spr.move((int(self._n * 27), int(self._challenges[self._n][2] * 27)))
spr.set_layer(-1)
# after enough correct answers, up the difficulty
if self._correct == len(self._challenges) * 2:
self._challenge += 1
if self._challenge < len(CHALLENGES):
for challenge in CHALLENGES[self._challenge]:
self._challenges.append(challenge)
else:
self._expert = True
self.count += 1
self._dx = 0. # stop horizontal movement between bounces
def _keypress_cb(self, area, event):
''' Keypress: moving the slides with the arrow keys '''
k = Gdk.keyval_name(event.keyval)
if k in ['KP_Page_Down', 'KP_Home', 'h', 'Left', 'KP_Left']:
self._dx = -DX * self._scale
elif k in ['KP_Page_Up', 'KP_End', 'l', 'Right', 'KP_Right']:
self._dx = DX * self._scale
elif k in ['Return']:
self._choose_a_fraction()
self._move_ball()
else:
self._dx = 0.
if self._accel_flip:
self._dx = -self._dx
return True
def _keyrelease_cb(self, area, event):
''' Keyrelease: stop horizontal movement '''
self._dx = 0.
return True
def __draw_cb(self, canvas, cr):
self._sprites.redraw_sprites(cr=cr)
def do_expose_event(self, event=None):
''' Handle the expose-event by drawing '''
# Restrict Cairo to the exposed area
cr = self._activity.get_window().cairo_create()
if event is None:
cr.rectangle(0, 0, Gdk.Screen.width(), Gdk.Screen.height())
else:
cr.rectangle(event.area.x, event.area.y,
event.area.width, event.area.height)
cr.clip()
self._sprites.redraw_sprites(cr=cr)
def _destroy_cb(self, win, event):
''' Callback to handle quit '''
Gtk.main_quit()
class Turtle:
def __init__(self, turtles, key, turtle_colors=None):
""" The turtle is not a block, just a sprite with an orientation """
self.x = 0.0
self.y = 0.0
self.hidden = False
self.shapes = []
self.custom_shapes = False
self.type = 'turtle'
self.name = key
self.heading = 0.0
self.pen_shade = 50
self.pen_color = 0
self.pen_gray = 100
self.pen_size = 5
self.pen_state = True
self.label_block = None
self._prep_shapes(key, turtles, turtle_colors)
# Choose a random angle from which to attach the turtle label.
if turtles.sprite_list is not None:
self.spr = Sprite(turtles.sprite_list, 0, 0, self.shapes[0])
angle = uniform(0, pi * 4 / 3.0) # 240 degrees
w = self.shapes[0].get_width()
r = w * 0.67
# Restrict angle the the sides 30-150; 210-330
if angle > pi * 2 / 3.0:
angle += pi / 2.0 # + 90
self.label_xy = [int(r * sin(angle)),
int(r * cos(angle) + w / 2.0)]
else:
angle += pi / 6.0 # + 30
self.label_xy = [int(r * sin(angle) + w / 2.0),
int(r * cos(angle) + w / 2.0)]
else:
self.spr = None
turtles.add_to_dict(key, self)
def _prep_shapes(self, name, turtles=None, turtle_colors=None):
# If the turtle name is an int, we'll use a palette color as the
# turtle color
try:
int_key = int(name)
use_color_table = True
except ValueError:
use_color_table = False
if turtle_colors is not None:
self.colors = turtle_colors[:]
self.shapes = generate_turtle_pixbufs(self.colors)
elif use_color_table:
fill = wrap100(int_key)
stroke = wrap100(fill + 10)
self.colors = ['#%06x' % (COLOR_TABLE[fill]),
'#%06x' % (COLOR_TABLE[stroke])]
self.shapes = generate_turtle_pixbufs(self.colors)
else:
if turtles is not None:
self.colors = DEFAULT_TURTLE_COLORS
self.shapes = turtles.get_pixbufs()
def set_turtle_colors(self, turtle_colors):
''' reset the colors of a preloaded turtle '''
if turtle_colors is not None:
self.colors = turtle_colors[:]
self.shapes = generate_turtle_pixbufs(self.colors)
self.set_heading(self.heading)
def set_shapes(self, shapes, i=0):
""" Reskin the turtle """
n = len(shapes)
if n == 1 and i > 0: # set shape[i]
if i < len(self.shapes):
self.shapes[i] = shapes[0]
elif n == SHAPES: # all shapes have been precomputed
self.shapes = shapes[:]
else: # rotate shapes
if n != 1:
debug_output("%d images passed to set_shapes: ignoring" % (n),
self.tw.running_sugar)
if self.heading == 0.0: # rotate the shapes
images = []
w, h = shapes[0].get_width(), shapes[0].get_height()
nw = nh = int(sqrt(w * w + h * h))
for i in range(SHAPES):
surface = cairo.ImageSurface(cairo.FORMAT_ARGB32, nw, nh)
context = cairo.Context(surface)
context = gtk.gdk.CairoContext(context)
context.translate(nw / 2., nh / 2.)
context.rotate(i * 10 * pi / 180.)
context.translate(-nw / 2., -nh / 2.)
context.set_source_pixbuf(shapes[0], (nw - w) / 2.,
(nh - h) / 2.)
context.rectangle(0, 0, nw, nh)
context.fill()
images.append(surface)
self.shapes = images[:]
else: # associate shape with image at current heading
j = int(self.heading + 5) % 360 / (360 / SHAPES)
self.shapes[j] = shapes[0]
self.custom_shapes = True
self.show()
def reset_shapes(self):
""" Reset the shapes to the standard turtle """
if self.custom_shapes:
self.shapes = generate_turtle_pixbufs(self.colors)
self.custom_shapes = False
def set_heading(self, heading):
""" Set the turtle heading (one shape per 360/SHAPES degrees) """
self.heading = heading
i = (int(self.heading + 5) % 360) / (360 / SHAPES)
if not self.hidden and self.spr is not None:
try:
self.spr.set_shape(self.shapes[i])
except IndexError:
self.spr.set_shape(self.shapes[0])
def set_color(self, color):
""" Set the pen color for this turtle. """
self.pen_color = color
def set_gray(self, gray):
""" Set the pen gray level for this turtle. """
self.pen_gray = gray
def set_shade(self, shade):
""" Set the pen shade for this turtle. """
self.pen_shade = shade
def set_pen_size(self, pen_size):
""" Set the pen size for this turtle. """
self.pen_size = pen_size
def set_pen_state(self, pen_state):
""" Set the pen state (down==True) for this turtle. """
self.pen_state = pen_state
def hide(self):
""" Hide the turtle. """
if self.spr is not None:
self.spr.hide()
if self.label_block is not None:
self.label_block.spr.hide()
self.hidden = True
def show(self):
""" Show the turtle. """
if self.spr is not None:
self.spr.set_layer(TURTLE_LAYER)
self.hidden = False
self.move((self.x, self.y))
self.set_heading(self.heading)
if self.label_block is not None:
self.label_block.spr.set_layer(TURTLE_LAYER + 1)
def move(self, pos):
""" Move the turtle. """
self.x, self.y = pos[0], pos[1]
if not self.hidden and self.spr is not None:
self.spr.move((int(pos[0]), int(pos[1])))
if self.label_block is not None:
self.label_block.spr.move((int(pos[0] + self.label_xy[0]),
int(pos[1] + self.label_xy[1])))
return(self.x, self.y)
def get_name(self):
''' return turtle name (key) '''
return self.name
def get_xy(self):
""" Return the turtle's x, y coordinates. """
return(self.x, self.y)
def get_heading(self):
""" Return the turtle's heading. """
return(self.heading)
def get_color(self):
""" Return the turtle's color. """
return(self.pen_color)
def get_gray(self):
""" Return the turtle's gray level. """
return(self.pen_gray)
def get_shade(self):
""" Return the turtle's shade. """
return(self.pen_shade)
def get_pen_size(self):
""" Return the turtle's pen size. """
return(self.pen_size)
def get_pen_state(self):
""" Return the turtle's pen state. """
return(self.pen_state)
class AbacusGeneric():
""" A generic abacus: a frame, rods, and beads. """
def __init__(self, abacus):
""" Specify parameters that define the abacus """
self.abacus = abacus
self.set_parameters()
self.create()
def set_parameters(self):
""" Define the physical paramters. """
self.name = "suanpan"
self.num_rods = 15
self.bot_beads = 5
self.top_beads = 2
self.base = 10
self.top_factor = 5
def create(self):
""" Create and position the sprites that compose the abacus """
# Width is a function of the number of rods
self.frame_width = self.num_rods*(BWIDTH+BOFFSET)+FSTROKE*2
# Height is a function of the number of beads
if self.top_beads > 0:
self.frame_height = (self.bot_beads+self.top_beads+5)*BHEIGHT +\
FSTROKE*2
else:
self.frame_height = (self.bot_beads+2)*BHEIGHT + FSTROKE*2
# Draw the frame...
x = (self.abacus.width-(self.frame_width*self.abacus.scale))/2
y = (self.abacus.height-(self.frame_height*self.abacus.scale))/2
_frame = _svg_header(self.frame_width, self.frame_height,
self.abacus.scale) +\
_svg_rect(self.frame_width, self.frame_height,
FSTROKE/2, FSTROKE/2, 0, 0, "#000000", "#000000") +\
_svg_rect(self.frame_width-(FSTROKE*2),
self.frame_height-(FSTROKE*2), 0, 0,
FSTROKE, FSTROKE, "#808080", "#000000") +\
_svg_footer()
self.frame = Sprite(self.abacus.sprites, x, y,
_svg_str_to_pixbuf(_frame))
self.frame.type = 'frame'
# and then the rods and beads.
self.rods = []
self.beads = []
x += FSTROKE*self.abacus.scale
y += FSTROKE*self.abacus.scale
self.draw_rods_and_beads(x, y)
# Draw the dividing bar...
_bar = _svg_header(self.frame_width-(FSTROKE*2), BHEIGHT,
self.abacus.scale) +\
_svg_rect(self.frame_width-(FSTROKE*2), BHEIGHT, 0, 0, 0, 0,
"#000000", "#000000") +\
_svg_footer()
if self.top_beads > 0:
self.bar = Sprite(self.abacus.sprites, x,
y+(self.top_beads+2)*BHEIGHT*self.abacus.scale,
_svg_str_to_pixbuf(_bar))
else:
self.bar = Sprite(self.abacus.sprites, x,
y-FSTROKE*self.abacus.scale,
_svg_str_to_pixbuf(_bar))
self.bar.type = 'frame'
self.bar.set_label_color('white')
# and finally, the mark.
_mark = _svg_header(20, 15, self.abacus.scale) +\
_svg_indicator() +\
_svg_footer()
dx = (BWIDTH+BOFFSET)*self.abacus.scale
self.mark = Sprite(self.abacus.sprites, x+(self.num_rods-1)*dx,
y-((FSTROKE/2)*self.abacus.scale),
_svg_str_to_pixbuf(_mark))
self.mark.type = 'mark'
def draw_rods_and_beads(self, x, y):
""" Draw the rods and beads """
_white = _svg_header(BWIDTH, BHEIGHT, self.abacus.scale) +\
_svg_bead("#ffffff", "#000000") +\
_svg_footer()
_yellow1 = _svg_header(BWIDTH, BHEIGHT, self.abacus.scale) +\
_svg_bead("#ffffcc", "#000000") +\
_svg_footer()
_yellow2 = _svg_header(BWIDTH, BHEIGHT, self.abacus.scale) +\
_svg_bead("#ffff88", "#000000") +\
_svg_footer()
_yellow3 = _svg_header(BWIDTH, BHEIGHT, self.abacus.scale) +\
_svg_bead("#ffff00", "#000000") +\
_svg_footer()
self.colors = [_svg_str_to_pixbuf(_white),
_svg_str_to_pixbuf(_yellow1),
_svg_str_to_pixbuf(_yellow2),
_svg_str_to_pixbuf(_yellow3)]
dx = (BWIDTH+BOFFSET)*self.abacus.scale
bo = (BWIDTH-BOFFSET)*self.abacus.scale/4
ro = (BWIDTH+5)*self.abacus.scale/2
for i in range(self.num_rods):
_rod = _svg_header(10, self.frame_height-(FSTROKE*2),
self.abacus.scale) +\
_svg_rect(10, self.frame_height-(FSTROKE*2), 0, 0, 0, 0,
ROD_COLORS[i%len(ROD_COLORS)], "#404040") +\
_svg_footer()
self.rods.append(Sprite(self.abacus.sprites, x+i*dx+ro, y,
_svg_str_to_pixbuf(_rod)))
for b in range(self.top_beads):
self.beads.append(Bead(Sprite(self.abacus.sprites, x+i*dx+bo,
y+b*BHEIGHT*self.abacus.scale,
self.colors[0]),
2*BHEIGHT*self.abacus.scale,
self.top_factor*(pow(self.base,
self.num_rods-i-1))))
for b in range(self.bot_beads):
if self.top_beads > 0:
self.beads.append(Bead(Sprite(self.abacus.sprites,
x+i*dx+bo,
y+(self.top_beads+5+b)*\
BHEIGHT*self.abacus.scale,
self.colors[0]),
2*BHEIGHT*self.abacus.scale,
pow(self.base,self.num_rods-i-1)))
else:
self.beads.append(Bead(Sprite(self.abacus.sprites,
x+i*dx+bo,
y+(2+b)*BHEIGHT\
*self.abacus.scale,
self.colors[0]),
2*BHEIGHT*self.abacus.scale,
pow(self.base,self.num_rods-i-1)))
for rod in self.rods:
rod.type = "frame"
def hide(self):
""" Hide the rod, beads, mark, and frame. """
for rod in self.rods:
rod.hide()
for bead in self.beads:
bead.hide()
self.bar.hide()
self.frame.hide()
self.mark.hide()
def show(self):
""" Show the rod, beads, mark, and frame. """
self.frame.set_layer(FRAME_LAYER)
for rod in self.rods:
rod.set_layer(ROD_LAYER)
for bead in self.beads:
bead.show()
self.bar.set_layer(BAR_LAYER)
self.mark.set_layer(MARK_LAYER)
def set_value(self, string):
""" Set abacus to value in string """
_logger.debug("restoring %s: %s" % (self.name, string))
# String has two bytes per column.
v = []
for r in range(self.num_rods):
v.append(0)
# Convert string to column values.
if len(string) == 2*self.num_rods:
for i in range(self.num_rods):
v[self.num_rods-i-1] = int(
string[2*self.num_rods-i*2-1:2*self.num_rods-i*2])
else:
_logger.debug("bad saved string %s (%d != 2*%d)" % (string,
len(string), self.num_rods))
# Move the beads to correspond to column values.
for r in range(self.num_rods):
self.set_rod_value(r, v[r])
def set_rod_value(self, r, v):
""" Move beads on rod r to represent value v """
bot = v % self.top_factor
top = (v-bot)/self.top_factor
top_bead_index = r*(self.top_beads+self.bot_beads)
bot_bead_index = r*(self.top_beads+self.bot_beads)+self.top_beads
# Clear the top.
for i in range(self.top_beads):
if self.beads[top_bead_index+i].get_state() == 1:
self.beads[top_bead_index+i].move_up()
# Clear the bottom.
for i in range(self.bot_beads):
if self.beads[bot_bead_index+i].get_state() == 1:
self.beads[bot_bead_index+i].move_down()
# Set the top.
for i in range(top):
self.beads[top_bead_index+self.top_beads-i-1].move_down()
# Set the bottom
for i in range(bot):
self.beads[bot_bead_index+i].move_up()
def value(self, count_beads=False):
""" Return a string representing the value of each rod. """
string = ''
v = []
for r in range(self.num_rods+1): # +1 for overflow
v.append(0)
# Tally the values on each rod.
for i, bead in enumerate(self.beads):
r = i/(self.top_beads+self.bot_beads)
j = i % (self.top_beads+self.bot_beads)
if bead.get_state() == 1:
if j < self.top_beads:
v[r+1] += self.top_factor
else:
v[r+1] += 1
if count_beads:
# Save the value associated with each rod as a 2-byte integer.
for j in v[1:]:
string += "%2d" % (j)
else:
sum = 0
for bead in self.beads:
sum += bead.get_value()
string = str(sum)
return(string)
def label(self, string):
""" Label the crossbar with the string. (Used with self.value) """
self.bar.set_label(string)
def move_mark(self, dx):
""" Move indicator horizontally across the top of the frame. """
self.mark.move_relative((dx, 0))
def fade_colors(self):
""" Reduce the saturation level of every bead. """
for bead in self.beads:
if bead.get_level() > 0:
bead.set_color(self.colors[bead.get_level()-1])
bead.set_level(bead.get_level()-1)
def move_bead(self, sprite, dy):
""" Move a bead (or beads) up or down a rod. """
# find the bead associated with the sprite
i = -1
for bead in self.beads:
if sprite == bead.spr:
i = self.beads.index(bead)
break
if i == -1:
print "bead not found"
return
b = i % (self.top_beads+self.bot_beads)
if b < self.top_beads:
if dy > 0 and bead.get_state() == 0:
self.fade_colors()
bead.set_color(self.colors[3])
bead.move_down()
# Make sure beads below this bead are also moved.
for ii in range(self.top_beads-b):
if self.beads[i+ii].state == 0:
self.beads[i+ii].set_color(self.colors[3])
self.beads[i+ii].move_down()
elif dy < 0 and bead.state == 1:
self.fade_colors()
bead.set_color(self.colors[3])
bead.move_up()
# Make sure beads above this bead are also moved.
for ii in range(b+1):
if self.beads[i-ii].state == 1:
self.beads[i-ii].set_color(self.colors[3])
self.beads[i-ii].move_up()
else:
if dy < 0 and bead.state == 0:
self.fade_colors()
bead.set_color(self.colors[3])
bead.move_up()
# Make sure beads above this bead are also moved.
for ii in range(b-self.top_beads+1):
if self.beads[i-ii].state == 0:
self.beads[i-ii].set_color(self.colors[3])
self.beads[i-ii].move_up()
elif dy > 0 and bead.state == 1:
self.fade_colors()
bead.set_color(self.colors[3])
bead.move_down()
# Make sure beads below this bead are also moved.
for ii in range(self.top_beads+self.bot_beads-b):
if self.beads[i+ii].state == 1:
self.beads[i+ii].set_color(self.colors[3])
self.beads[i+ii].move_down()
class BBoardActivity(activity.Activity):
''' Make a slideshow from starred Journal entries. '''
def __init__(self, handle):
''' Initialize the toolbars and the work surface '''
super(BBoardActivity, self).__init__(handle)
self.datapath = get_path(activity, 'instance')
self._hw = get_hardware()
self._playback_buttons = {}
self._audio_recordings = {}
self.colors = profile.get_color().to_string().split(',')
self._setup_toolbars()
self._setup_canvas()
self.slides = []
self._setup_workspace()
self._buddies = [profile.get_nick_name()]
self._setup_presence_service()
self._thumbs = []
self._thumbnail_mode = False
self._recording = False
self._grecord = None
self._alert = None
self._dirty = False
def _setup_canvas(self):
''' Create a canvas '''
self._canvas = gtk.DrawingArea()
self._canvas.set_size_request(int(gtk.gdk.screen_width()),
int(gtk.gdk.screen_height()))
self._canvas.show()
self.set_canvas(self._canvas)
self.show_all()
self._canvas.set_flags(gtk.CAN_FOCUS)
self._canvas.add_events(gtk.gdk.BUTTON_PRESS_MASK)
self._canvas.add_events(gtk.gdk.POINTER_MOTION_MASK)
self._canvas.add_events(gtk.gdk.BUTTON_RELEASE_MASK)
self._canvas.add_events(gtk.gdk.KEY_PRESS_MASK)
self._canvas.connect("expose-event", self._expose_cb)
self._canvas.connect("button-press-event", self._button_press_cb)
self._canvas.connect("button-release-event", self._button_release_cb)
self._canvas.connect("motion-notify-event", self._mouse_move_cb)
def _setup_workspace(self):
''' Prepare to render the datastore entries. '''
# Use the lighter color for the text background
if lighter_color(self.colors) == 0:
tmp = self.colors[0]
self.colors[0] = self.colors[1]
self.colors[1] = tmp
self._width = gtk.gdk.screen_width()
self._height = gtk.gdk.screen_height()
self._scale = gtk.gdk.screen_height() / 900.
if not HAVE_TOOLBOX and self._hw[0:2] == 'xo':
titlef = 18
descriptionf = 12
else:
titlef = 36
descriptionf = 24
self._find_starred()
for ds in self.dsobjects:
if 'title' in ds.metadata:
title = ds.metadata['title']
else:
title = None
pixbuf = None
media_object = False
mimetype = None
if 'mime_type' in ds.metadata:
mimetype = ds.metadata['mime_type']
if mimetype[0:5] == 'image':
pixbuf = gtk.gdk.pixbuf_new_from_file_at_size(
ds.file_path, MAXX, MAXY)
# ds.file_path, 300, 225)
media_object = True
else:
pixbuf = get_pixbuf_from_journal(ds, MAXX, MAXY) # 300, 225)
if 'description' in ds.metadata:
desc = ds.metadata['description']
else:
desc = None
self.slides.append(Slide(True, ds.object_id, self.colors,
title, pixbuf, desc))
# Generate the sprites we'll need...
self._sprites = Sprites(self._canvas)
self._help = Sprite(
self._sprites,
int((self._width - int(PREVIEWW * self._scale)) / 2),
int(PREVIEWY * self._scale),
gtk.gdk.pixbuf_new_from_file_at_size(
os.path.join(activity.get_bundle_path(), 'help.png'),
int(PREVIEWW * self._scale), int(PREVIEWH * self._scale)))
self._help.hide()
self._genblanks(self.colors)
self._title = Sprite(self._sprites, 0, 0, self._title_pixbuf)
self._title.set_label_attributes(int(titlef * self._scale),
rescale=False)
self._preview = Sprite(self._sprites,
int((self._width - int(PREVIEWW * self._scale)) / 2),
int(PREVIEWY * self._scale), self._preview_pixbuf)
self._description = Sprite(self._sprites,
int(DESCRIPTIONX * self._scale),
int(DESCRIPTIONY * self._scale),
self._desc_pixbuf)
self._description.set_label_attributes(int(descriptionf * self._scale))
self._my_canvas = Sprite(self._sprites, 0, 0, self._canvas_pixbuf)
self._my_canvas.set_layer(BOTTOM)
self._clear_screen()
self.i = 0
self._show_slide()
self._playing = False
self._rate = 10
def _genblanks(self, colors):
''' Need to cache these '''
self._title_pixbuf = svg_str_to_pixbuf(
genblank(self._width, int(TITLEH * self._scale), colors))
self._preview_pixbuf = svg_str_to_pixbuf(
genblank(int(PREVIEWW * self._scale), int(PREVIEWH * self._scale),
colors))
self._desc_pixbuf = svg_str_to_pixbuf(
genblank(int(self._width - (2 * DESCRIPTIONX * self._scale)),
int(DESCRIPTIONH * self._scale), colors))
self._canvas_pixbuf = svg_str_to_pixbuf(
genblank(self._width, self._height, (colors[0], colors[0])))
def _setup_toolbars(self):
''' Setup the toolbars. '''
self.max_participants = 6
if HAVE_TOOLBOX:
toolbox = ToolbarBox()
# Activity toolbar
activity_button_toolbar = ActivityToolbarButton(self)
toolbox.toolbar.insert(activity_button_toolbar, 0)
activity_button_toolbar.show()
self.set_toolbar_box(toolbox)
toolbox.show()
self.toolbar = toolbox.toolbar
self.record_toolbar = gtk.Toolbar()
record_toolbar_button = ToolbarButton(
label=_('Record a sound'),
page=self.record_toolbar,
icon_name='media-audio')
self.record_toolbar.show_all()
record_toolbar_button.show()
toolbox.toolbar.insert(record_toolbar_button, -1)
else:
# Use pre-0.86 toolbar design
primary_toolbar = gtk.Toolbar()
toolbox = activity.ActivityToolbox(self)
self.set_toolbox(toolbox)
toolbox.add_toolbar(_('Page'), primary_toolbar)
self.record_toolbar = gtk.Toolbar()
toolbox.add_toolbar(_('Record'), self.record_toolbar)
toolbox.show()
toolbox.set_current_toolbar(1)
self.toolbar = primary_toolbar
self._prev_button = button_factory(
'go-previous-inactive', self.toolbar, self._prev_cb,
tooltip=_('Prev slide'), accelerator='<Ctrl>P')
self._next_button = button_factory(
'go-next', self.toolbar, self._next_cb,
tooltip=_('Next slide'), accelerator='<Ctrl>N')
separator_factory(self.toolbar)
slide_button = radio_factory('slide-view', self.toolbar,
self._slides_cb, group=None,
tooltip=_('Slide view'))
radio_factory('thumbs-view', self.toolbar, self._thumbs_cb,
tooltip=_('Thumbnail view'),
group=slide_button)
button_factory('view-fullscreen', self.toolbar,
self.do_fullscreen_cb, tooltip=_('Fullscreen'),
accelerator='<Alt>Return')
separator_factory(self.toolbar)
journal_button = button_factory(
'write-journal', self.toolbar, self._do_journal_cb,
tooltip=_('Update description'))
self._palette = journal_button.get_palette()
msg_box = gtk.HBox()
sw = gtk.ScrolledWindow()
sw.set_size_request(int(gtk.gdk.screen_width() / 2),
2 * style.GRID_CELL_SIZE)
sw.set_policy(gtk.POLICY_AUTOMATIC, gtk.POLICY_AUTOMATIC)
self._text_view = gtk.TextView()
self._text_view.set_left_margin(style.DEFAULT_PADDING)
self._text_view.set_right_margin(style.DEFAULT_PADDING)
self._text_view.set_wrap_mode(gtk.WRAP_WORD_CHAR)
self._text_view.connect('focus-out-event',
self._text_view_focus_out_event_cb)
sw.add(self._text_view)
sw.show()
msg_box.pack_start(sw, expand=False)
msg_box.show_all()
self._palette.set_content(msg_box)
label_factory(self.record_toolbar, _('Record a sound') + ':')
self._record_button = button_factory(
'media-record', self.record_toolbar,
self._record_cb, tooltip=_('Start recording'))
separator_factory(self.record_toolbar)
# Look to see if we have audio previously recorded
obj_id = self._get_audio_obj_id()
dsobject = self._search_for_audio_note(obj_id)
if dsobject is not None:
_logger.debug('Found previously recorded audio')
self._add_playback_button(profile.get_nick_name(),
self.colors,
dsobject.file_path)
if HAVE_TOOLBOX:
button_factory('system-restart', activity_button_toolbar,
self._resend_cb, tooltip=_('Refresh'))
separator_factory(activity_button_toolbar)
self._save_pdf = button_factory(
'save-as-pdf', activity_button_toolbar,
self._save_as_pdf_cb, tooltip=_('Save as PDF'))
else:
separator_factory(self.toolbar)
self._save_pdf = button_factory(
'save-as-pdf', self.toolbar,
self._save_as_pdf_cb, tooltip=_('Save as PDF'))
if HAVE_TOOLBOX:
separator_factory(toolbox.toolbar, True, False)
stop_button = StopButton(self)
stop_button.props.accelerator = '<Ctrl>q'
toolbox.toolbar.insert(stop_button, -1)
stop_button.show()
def _do_journal_cb(self, button):
self._dirty = True
if self._palette:
if not self._palette.is_up():
self._palette.popup(immediate=True,
state=self._palette.SECONDARY)
else:
self._palette.popdown(immediate=True)
return
def _text_view_focus_out_event_cb(self, widget, event):
buffer = self._text_view.get_buffer()
start_iter = buffer.get_start_iter()
end_iter = buffer.get_end_iter()
self.slides[self.i].desc = buffer.get_text(start_iter, end_iter)
self._show_slide()
def _destroy_cb(self, win, event):
''' Clean up on the way out. '''
gtk.main_quit()
def _find_starred(self):
''' Find all the favorites in the Journal. '''
self.dsobjects, nobjects = datastore.find({'keep': '1'})
_logger.debug('found %d starred items', nobjects)
def _prev_cb(self, button=None):
''' The previous button has been clicked; goto previous slide. '''
if self.i > 0:
self.i -= 1
self._show_slide(direction=-1)
def _next_cb(self, button=None):
''' The next button has been clicked; goto next slide. '''
if self.i < len(self.slides) - 1:
self.i += 1
self._show_slide()
def _save_as_pdf_cb(self, button=None):
''' Export an PDF version of the slideshow to the Journal. '''
_logger.debug('saving to PDF...')
if 'description' in self.metadata:
tmp_file = save_pdf(self, self._buddies,
description=self.metadata['description'])
else:
tmp_file = save_pdf(self, self._buddies)
_logger.debug('copying PDF file to Journal...')
dsobject = datastore.create()
dsobject.metadata['title'] = profile.get_nick_name() + ' ' + \
_('Bboard')
dsobject.metadata['icon-color'] = profile.get_color().to_string()
dsobject.metadata['mime_type'] = 'application/pdf'
dsobject.set_file_path(tmp_file)
dsobject.metadata['activity'] = 'org.laptop.sugar.ReadActivity'
datastore.write(dsobject)
dsobject.destroy()
return
def _clear_screen(self):
''' Clear the screen to the darker of the two user colors. '''
self._title.hide()
self._preview.hide()
self._description.hide()
if hasattr(self, '_thumbs'):
for thumbnail in self._thumbs:
thumbnail[0].hide()
self.invalt(0, 0, self._width, self._height)
# Reset drag settings
self._press = None
self._release = None
self._dragpos = [0, 0]
self._total_drag = [0, 0]
self.last_spr_moved = None
def _update_colors(self):
''' Match the colors to those of the slide originator. '''
if len(self.slides) == 0:
return
self._genblanks(self.slides[self.i].colors)
self._title.set_image(self._title_pixbuf)
self._preview.set_image(self._preview_pixbuf)
self._description.set_image(self._desc_pixbuf)
self._my_canvas.set_image(self._canvas_pixbuf)
def _show_slide(self, direction=1):
''' Display a title, preview image, and decription for slide. '''
self._clear_screen()
self._update_colors()
if len(self.slides) == 0:
self._prev_button.set_icon('go-previous-inactive')
self._next_button.set_icon('go-next-inactive')
self._description.set_label(
_('Do you have any items in your Journal starred?'))
self._help.set_layer(TOP)
self._description.set_layer(MIDDLE)
return
if self.i == 0:
self._prev_button.set_icon('go-previous-inactive')
else:
self._prev_button.set_icon('go-previous')
if self.i == len(self.slides) - 1:
self._next_button.set_icon('go-next-inactive')
else:
self._next_button.set_icon('go-next')
pixbuf = self.slides[self.i].pixbuf
if pixbuf is not None:
self._preview.set_shape(pixbuf.scale_simple(
int(PREVIEWW * self._scale),
int(PREVIEWH * self._scale),
gtk.gdk.INTERP_NEAREST))
self._preview.set_layer(MIDDLE)
else:
if self._preview is not None:
self._preview.hide()
self._title.set_label(self.slides[self.i].title)
self._title.set_layer(MIDDLE)
if self.slides[self.i].desc is not None:
self._description.set_label(self.slides[self.i].desc)
self._description.set_layer(MIDDLE)
text_buffer = gtk.TextBuffer()
text_buffer.set_text(self.slides[self.i].desc)
self._text_view.set_buffer(text_buffer)
else:
self._description.set_label('')
self._description.hide()
def _add_playback_button(self, nick, colors, audio_file):
''' Add a toolbar button for this audio recording '''
if nick not in self._playback_buttons:
self._playback_buttons[nick] = button_factory(
'xo-chat', self.record_toolbar,
self._playback_recording_cb, cb_arg=nick,
tooltip=_('Audio recording by %s') % (nick))
xocolor = XoColor('%s,%s' % (colors[0], colors[1]))
icon = Icon(icon_name='xo-chat', xo_color=xocolor)
icon.show()
self._playback_buttons[nick].set_icon_widget(icon)
self._playback_buttons[nick].show()
self._audio_recordings[nick] = audio_file
def _slides_cb(self, button=None):
if self._thumbnail_mode:
self._thumbnail_mode = False
self.i = self._current_slide
self._show_slide()
def _thumbs_cb(self, button=None):
''' Toggle between thumbnail view and slideshow view. '''
if not self._thumbnail_mode:
self._current_slide = self.i
self._thumbnail_mode = True
self._clear_screen()
self._prev_button.set_icon('go-previous-inactive')
self._next_button.set_icon('go-next-inactive')
n = int(ceil(sqrt(len(self.slides))))
if n > 0:
w = int(self._width / n)
else:
w = self._width
h = int(w * 0.75) # maintain 4:3 aspect ratio
x_off = int((self._width - n * w) / 2)
x = x_off
y = 0
self._thumbs = []
for i in range(len(self.slides)):
self._show_thumb(i, x, y, w, h)
x += w
if x + w > self._width:
x = x_off
y += h
self.i = 0 # Reset position in slideshow to the beginning
return False
def _show_thumb(self, i, x, y, w, h):
''' Display a preview image and title as a thumbnail. '''
pixbuf = self.slides[i].pixbuf
if pixbuf is not None:
pixbuf_thumb = pixbuf.scale_simple(
int(w), int(h), gtk.gdk.INTERP_TILES)
else:
pixbuf_thumb = svg_str_to_pixbuf(
genblank(int(w), int(h), self.slides[i].colors))
# Create a Sprite for this thumbnail
self._thumbs.append([Sprite(self._sprites, x, y, pixbuf_thumb),
x, y, i])
self._thumbs[i][0].set_image(
svg_str_to_pixbuf(svg_rectangle(int(w), int(h),
self.slides[i].colors)), i=1)
self._thumbs[i][0].set_layer(TOP)
def _expose_cb(self, win, event):
''' Callback to handle window expose events '''
self.do_expose_event(event)
return True
# Handle the expose-event by drawing
def do_expose_event(self, event):
# Create the cairo context
cr = self.canvas.window.cairo_create()
# Restrict Cairo to the exposed area; avoid extra work
cr.rectangle(event.area.x, event.area.y,
event.area.width, event.area.height)
cr.clip()
# Refresh sprite list
self._sprites.redraw_sprites(cr=cr)
def write_file(self, file_path):
''' Clean up '''
if self._dirty:
self._save_descriptions_cb()
self._dirty = False
if os.path.exists(os.path.join(self.datapath, 'output.ogg')):
os.remove(os.path.join(self.datapath, 'output.ogg'))
def do_fullscreen_cb(self, button):
''' Hide the Sugar toolbars. '''
self.fullscreen()
def invalt(self, x, y, w, h):
''' Mark a region for refresh '''
self._canvas.window.invalidate_rect(
gtk.gdk.Rectangle(int(x), int(y), int(w), int(h)), False)
def _spr_to_thumb(self, spr):
''' Find which entry in the thumbnails table matches spr. '''
for i, thumb in enumerate(self._thumbs):
if spr == thumb[0]:
return i
return -1
def _spr_is_thumbnail(self, spr):
''' Does spr match an entry in the thumbnails table? '''
if self._spr_to_thumb(spr) == -1:
return False
else:
return True
def _button_press_cb(self, win, event):
''' The mouse button was pressed. Is it on a thumbnail sprite? '''
win.grab_focus()
x, y = map(int, event.get_coords())
self._dragpos = [x, y]
self._total_drag = [0, 0]
spr = self._sprites.find_sprite((x, y))
self._press = None
self._release = None
# Are we clicking on a thumbnail?
if not self._spr_is_thumbnail(spr):
return False
self.last_spr_moved = spr
self._press = spr
self._press.set_layer(DRAG)
return False
def _mouse_move_cb(self, win, event):
""" Drag a thumbnail with the mouse. """
spr = self._press
if spr is None:
self._dragpos = [0, 0]
return False
win.grab_focus()
x, y = map(int, event.get_coords())
dx = x - self._dragpos[0]
dy = y - self._dragpos[1]
spr.move_relative([dx, dy])
# Also move the star
self._dragpos = [x, y]
self._total_drag[0] += dx
self._total_drag[1] += dy
return False
def _button_release_cb(self, win, event):
''' Button event is used to swap slides or goto next slide. '''
win.grab_focus()
self._dragpos = [0, 0]
x, y = map(int, event.get_coords())
if self._thumbnail_mode:
if self._press is None:
return
# Drop the dragged thumbnail below the other thumbnails so
# that you can find the thumbnail beneath it.
self._press.set_layer(UNDRAG)
i = self._spr_to_thumb(self._press)
spr = self._sprites.find_sprite((x, y))
if self._spr_is_thumbnail(spr):
self._release = spr
# If we found a thumbnail and it is not the one we
# dragged, swap their positions.
if not self._press == self._release:
j = self._spr_to_thumb(self._release)
self._thumbs[i][0] = self._release
self._thumbs[j][0] = self._press
tmp = self.slides[i]
self.slides[i] = self.slides[j]
self.slides[j] = tmp
self._thumbs[j][0].move((self._thumbs[j][1],
self._thumbs[j][2]))
self._thumbs[i][0].move((self._thumbs[i][1], self._thumbs[i][2]))
self._press.set_layer(TOP)
self._press = None
self._release = None
else:
self._next_cb()
return False
def _unit_combo_cb(self, arg=None):
''' Read value of predefined conversion factors from combo box '''
if hasattr(self, '_unit_combo'):
active = self._unit_combo.get_active()
if active in UNIT_DICTIONARY:
self._rate = UNIT_DICTIONARY[active][1]
def _record_cb(self, button=None):
''' Start/stop audio recording '''
if self._grecord is None:
_logger.debug('setting up grecord')
self._grecord = Grecord(self)
if self._recording: # Was recording, so stop (and save?)
_logger.debug('recording...True. Preparing to save.')
self._grecord.stop_recording_audio()
self._recording = False
self._record_button.set_icon('media-record')
self._record_button.set_tooltip(_('Start recording'))
_logger.debug('Autosaving recording')
self._notify(title=_('Save recording'))
gobject.timeout_add(100, self._wait_for_transcoding_to_finish)
else: # Wasn't recording, so start
_logger.debug('recording...False. Start recording.')
self._grecord.record_audio()
self._recording = True
self._record_button.set_icon('media-recording')
self._record_button.set_tooltip(_('Stop recording'))
def _wait_for_transcoding_to_finish(self, button=None):
while not self._grecord.transcoding_complete():
time.sleep(1)
if self._alert is not None:
self.remove_alert(self._alert)
self._alert = None
self._save_recording()
def _playback_recording_cb(self, button=None, nick=profile.get_nick_name()):
''' Play back current recording '''
_logger.debug('Playback current recording from %s...' % (nick))
if nick in self._audio_recordings:
play_audio_from_file(self._audio_recordings[nick])
return
def _get_audio_obj_id(self):
''' Find unique name for audio object '''
if 'activity_id' in self.metadata:
obj_id = self.metadata['activity_id']
else:
obj_id = _('Bulletin Board')
_logger.debug(obj_id)
return obj_id
def _save_recording(self):
if os.path.exists(os.path.join(self.datapath, 'output.ogg')):
_logger.debug('Saving recording to Journal...')
obj_id = self._get_audio_obj_id()
copyfile(os.path.join(self.datapath, 'output.ogg'),
os.path.join(self.datapath, '%s.ogg' % (obj_id)))
dsobject = self._search_for_audio_note(obj_id)
if dsobject is None:
dsobject = datastore.create()
if dsobject is not None:
_logger.debug(self.dsobjects[self.i].metadata['title'])
dsobject.metadata['title'] = _('Audio recording by %s') % \
(self.metadata['title'])
dsobject.metadata['icon-color'] = \
profile.get_color().to_string()
dsobject.metadata['tags'] = obj_id
dsobject.metadata['mime_type'] = 'audio/ogg'
dsobject.set_file_path(
os.path.join(self.datapath, '%s.ogg' % (obj_id)))
datastore.write(dsobject)
dsobject.destroy()
self._add_playback_button(
profile.get_nick_name(), self.colors,
os.path.join(self.datapath, '%s.ogg' % (obj_id)))
if hasattr(self, 'chattube') and self.chattube is not None:
self._share_audio()
else:
_logger.debug('Nothing to save...')
return
def _search_for_audio_note(self, obj_id):
''' Look to see if there is already a sound recorded for this
dsobject '''
dsobjects, nobjects = datastore.find({'mime_type': ['audio/ogg']})
# Look for tag that matches the target object id
for dsobject in dsobjects:
if 'tags' in dsobject.metadata and \
obj_id in dsobject.metadata['tags']:
_logger.debug('Found audio note')
return dsobject
return None
def _save_descriptions_cb(self, button=None):
''' Find the object in the datastore and write out the changes
to the decriptions. '''
for s in self.slides:
if not s.owner:
continue
jobject = datastore.get(s.uid)
jobject.metadata['description'] = s.desc
datastore.write(jobject, update_mtime=False,
reply_handler=self.datastore_write_cb,
error_handler=self.datastore_write_error_cb)
def datastore_write_cb(self):
pass
def datastore_write_error_cb(self, error):
_logger.error('datastore_write_error_cb: %r' % error)
def _notify(self, title='', msg=''):
''' Notify user when saves are completed '''
self._alert = Alert()
self._alert.props.title = title
self._alert.props.msg = msg
self.add_alert(self._alert)
self._alert.show()
def _resend_cb(self, button=None):
''' Resend slides, but only of sharing '''
if hasattr(self, 'chattube') and self.chattube is not None:
self._share_slides()
self._share_audio()
# Serialize
def _dump(self, slide):
''' Dump data for sharing.'''
_logger.debug('dumping %s' % (slide.uid))
data = [slide.uid, slide.colors, slide.title,
pixbuf_to_base64(activity, slide.pixbuf), slide.desc]
return self._data_dumper(data)
def _data_dumper(self, data):
if _OLD_SUGAR_SYSTEM:
return json.write(data)
else:
io = StringIO()
jdump(data, io)
return io.getvalue()
def _load(self, data):
''' Load game data from the journal. '''
slide = self._data_loader(data)
if len(slide) == 5:
if not self._slide_search(slide[0]):
_logger.debug('loading %s' % (slide[0]))
self.slides.append(Slide(
False, slide[0], slide[1], slide[2],
base64_to_pixbuf(activity, slide[3]), slide[4]))
def _slide_search(self, uid):
''' Is this slide in the list already? '''
for slide in self.slides:
if slide.uid == uid:
_logger.debug('skipping %s' % (slide.uid))
return True
return False
def _data_loader(self, data):
if _OLD_SUGAR_SYSTEM:
return json.read(data)
else:
io = StringIO(data)
return jload(io)
# Sharing-related methods
def _setup_presence_service(self):
''' Setup the Presence Service. '''
self.pservice = presenceservice.get_instance()
self.initiating = None # sharing (True) or joining (False)
owner = self.pservice.get_owner()
self.owner = owner
self.buddies = [owner]
self._share = ''
self.connect('shared', self._shared_cb)
self.connect('joined', self._joined_cb)
def _shared_cb(self, activity):
''' Either set up initial share...'''
if self._shared_activity is None:
_logger.error('Failed to share or join activity ... \
_shared_activity is null in _shared_cb()')
return
self.initiating = True
self.waiting = False
_logger.debug('I am sharing...')
self.conn = self._shared_activity.telepathy_conn
self.tubes_chan = self._shared_activity.telepathy_tubes_chan
self.text_chan = self._shared_activity.telepathy_text_chan
self.tubes_chan[telepathy.CHANNEL_TYPE_TUBES].connect_to_signal(
'NewTube', self._new_tube_cb)
_logger.debug('This is my activity: making a tube...')
id = self.tubes_chan[telepathy.CHANNEL_TYPE_TUBES].OfferDBusTube(
SERVICE, {})
def _joined_cb(self, activity):
''' ...or join an exisiting share. '''
if self._shared_activity is None:
_logger.error('Failed to share or join activity ... \
_shared_activity is null in _shared_cb()')
return
self.initiating = False
_logger.debug('I joined a shared activity.')
self.conn = self._shared_activity.telepathy_conn
self.tubes_chan = self._shared_activity.telepathy_tubes_chan
self.text_chan = self._shared_activity.telepathy_text_chan
self.tubes_chan[telepathy.CHANNEL_TYPE_TUBES].connect_to_signal(\
'NewTube', self._new_tube_cb)
_logger.debug('I am joining an activity: waiting for a tube...')
self.tubes_chan[telepathy.CHANNEL_TYPE_TUBES].ListTubes(
reply_handler=self._list_tubes_reply_cb,
error_handler=self._list_tubes_error_cb)
self.waiting = True
def _list_tubes_reply_cb(self, tubes):
''' Reply to a list request. '''
for tube_info in tubes:
self._new_tube_cb(*tube_info)
def _list_tubes_error_cb(self, e):
''' Log errors. '''
_logger.error('ListTubes() failed: %s', e)
def _new_tube_cb(self, id, initiator, type, service, params, state):
''' Create a new tube. '''
_logger.debug('New tube: ID=%d initator=%d type=%d service=%s '
'params=%r state=%d', id, initiator, type, service,
params, state)
if (type == telepathy.TUBE_TYPE_DBUS and service == SERVICE):
if state == telepathy.TUBE_STATE_LOCAL_PENDING:
self.tubes_chan[ \
telepathy.CHANNEL_TYPE_TUBES].AcceptDBusTube(id)
tube_conn = TubeConnection(self.conn,
self.tubes_chan[telepathy.CHANNEL_TYPE_TUBES], id, \
group_iface=self.text_chan[telepathy.CHANNEL_INTERFACE_GROUP])
self.chattube = ChatTube(tube_conn, self.initiating, \
self.event_received_cb)
if self.waiting:
self._send_event('j:%s' % (profile.get_nick_name()))
def event_received_cb(self, text):
''' Data is passed as tuples: cmd:text '''
_logger.debug('<<< %s' % (text[0]))
if text[0] == 's': # shared journal objects
e, data = text.split(':')
self._load(data)
elif text[0] == 'j': # Someone new has joined
e, buddy = text.split(':')
_logger.debug('%s has joined' % (buddy))
if buddy not in self._buddies:
self._buddies.append(buddy)
if self.initiating:
self._send_event('J:%s' % (profile.get_nick_name()))
self._share_slides()
self._share_audio()
elif text[0] == 'J': # Everyone must share
e, buddy = text.split(':')
self.waiting = False
if buddy not in self._buddies:
self._buddies.append(buddy)
_logger.debug('%s has joined' % (buddy))
self._share_slides()
self._share_audio()
elif text[0] == 'a': # audio recording
e, data = text.split(':')
nick, colors, base64 = self._data_loader(data)
path = os.path.join(activity.get_activity_root(),
'instance', 'nick.ogg')
base64_to_file(activity, base64, path)
self._add_playback_button(nick, colors, path)
def _share_audio(self):
if profile.get_nick_name() in self._audio_recordings:
base64 = file_to_base64(
activity, self._audio_recordings[profile.get_nick_name()])
gobject.idle_add(self._send_event, 'a:' + str(
self._data_dumper([profile.get_nick_name(),
self.colors,
base64])))
def _share_slides(self):
for s in self.slides:
if s.owner: # Maybe stagger the timing of the sends?
gobject.idle_add(self._send_event, 's:' + str(self._dump(s)))
_logger.debug('finished sharing')
def _send_event(self, text):
''' Send event through the tube. '''
if hasattr(self, 'chattube') and self.chattube is not None:
_logger.debug('>>> %s' % (text[0]))
self.chattube.SendText(text)
class Ball():
''' The Bounce class is used to define the ball and the user
interaction. '''
def __init__(self, sprites, filename):
self._current_frame = 0
self._frames = [] # Easter Egg animation
self._sprites = sprites
self.ball = Sprite(self._sprites, 0, 0, svg_str_to_pixbuf(
svg_from_file(filename)))
self.ball.set_layer(3)
self.ball.set_label_attributes(24, vert_align='top')
ball = extract_svg_payload(file(filename, 'r'))
for i in range(8):
self._frames.append(Sprite(
self._sprites, 0, 0, svg_str_to_pixbuf(
svg_header(SIZE[0], SIZE[1], 1.0) + TRANSFORMS[i] +
ball + PUNCTURE + AIR + '</g>' + svg_footer())))
for frame in self._frames:
frame.set_layer(3)
frame.move((0, -SIZE[1])) # move animation frames off screen
def new_ball(self, filename):
''' Create a ball object and Easter Egg animation from an SVG file. '''
self.ball.set_shape(svg_str_to_pixbuf(svg_from_file(filename)))
ball = extract_svg_payload(file(filename, 'r'))
for i in range(8):
self._frames[i].set_shape(svg_str_to_pixbuf(
svg_header(SIZE[0], SIZE[1], 1.0) + TRANSFORMS[i] +
ball + PUNCTURE + AIR + '</g>' + svg_footer()))
def new_ball_from_image(self, filename, save_path):
''' Just create a ball object from an image file '''
if filename == '':
_logger.debug('Image file not found.')
return
try:
pixbuf = GdkPixbuf.Pixbuf.new_from_file(filename)
if pixbuf.get_width() > pixbuf.get_height():
size = pixbuf.get_height()
x = int((pixbuf.get_width() - size) / 2)
else:
size = pixbuf.get_width()
x = int((pixbuf.get_height() - size) / 2)
crop = GdkPixbuf.Pixbuf.new(0, True, 8, size, size)
pixbuf.copy_area(x, 0, size, size, crop, 0, 0)
scale = crop.scale_simple(85, 85, GdkPixbuf.InterpType.BILINEAR)
scale.savev(save_path, 'png', [], [])
self.ball.set_shape(
svg_str_to_pixbuf(generate_ball_svg(save_path)))
except Exception as e:
_logger.error('Could not load image from %s: %s' % (filename, e))
def new_ball_from_fraction(self, fraction):
''' Create a ball with a section of size fraction. '''
r = SIZE[0] / 2.0
self.ball.set_shape(svg_str_to_pixbuf(
svg_header(SIZE[0], SIZE[1], 1.0) +
svg_sector(r, r + BOX[1], r - 1, 1.999 * pi,
COLORS[0], COLORS[1]) +
svg_sector(r, r + BOX[1], r - 1, fraction * 2 * pi,
COLORS[1], COLORS[0]) +
svg_rect(BOX[0], BOX[1], 4, 4, 0, 0, '#FFFFFF', 'none') +
svg_footer()))
def ball_x(self):
return self.ball.get_xy()[0]
def ball_y(self):
return self.ball.get_xy()[1]
def frame_x(self, i):
return self._frames[i].get_xy()[0]
def frame_y(self, i):
return self._frames[i].get_xy()[1]
def width(self):
return self.ball.rect[2]
def height(self):
return self.ball.rect[3]
def move_ball(self, pos):
self.ball.move(pos)
def move_ball_relative(self, pos):
self.ball.move_relative(pos)
def move_frame(self, i, pos):
self._frames[i].move(pos)
def move_frame_relative(self, i, pos):
self._frames[i].move_relative(pos)
def hide_frames(self):
for frame in self._frames:
frame.move((0, -SIZE[1])) # hide the animation frames
def next_frame(self, frame_counter):
if frame_counter in ANIMATION:
self._switch_frames(ANIMATION[frame_counter])
return self._current_frame
def _switch_frames(self, frames):
''' Switch between frames in the animation '''
self.move_frame(frames[1], (self.frame_x(frames[0]),
self.frame_y(frames[0])))
self.move_frame(frames[0], ((0, -SIZE[1]))) # hide the frame
self._current_frame = frames[1]
class Game():
def __init__(self, canvas, parent=None, path=None):
self._canvas = canvas
self._parent = parent
self._parent.show_all()
self._path = path
self._canvas.add_events(Gdk.EventMask.BUTTON_PRESS_MASK)
self._canvas.connect("draw", self.__draw_cb)
self._canvas.connect("button-press-event", self._button_press_cb)
self._width = Gdk.Screen.width()
self._height = Gdk.Screen.height()
self._scale = self._width / 1200.
self._target = 0
self._tries = 0
self.level = 0
self._picture_cards = []
self._small_picture_cards = []
self.food_cards = []
self._group_cards = []
self._quantity_cards = []
self._balance_cards = []
self._last_twenty = []
self._background = None
# Generate the sprites we'll need...
self._sprites = Sprites(self._canvas)
self._background = Sprite(
self._sprites, 0, 0, GdkPixbuf.Pixbuf.new_from_file_at_size(
os.path.join(self._path, 'images','background.png'),
self._width, self._height))
self._background.set_layer(0)
self._background.type = None
self._background.hide()
self.pixbuf = GdkPixbuf.Pixbuf.new_from_file_at_size(
os.path.join(self._path, 'images', 'word-box.png'),
int(350 * self._scale), int(100 * self._scale))
for i in range(len(FOOD_DATA) / 4):
FOOD.append([FOOD_DATA[i * 4 + NAME], FOOD_DATA[i * 4 + CALS],
FOOD_DATA[i * 4 + GROUP], FOOD_DATA[i * 4 + IMAGE]])
self.food_cards.append(None)
self._picture_cards.append(None)
for j in range(6):
self._small_picture_cards.append(None)
self.allocate_food(0)
x = 10
dx, dy = self.food_cards[0].get_dimensions()
y = 10
for i in range(len(MYPLATE)):
self.word_card_append(self._group_cards, self.pixbuf)
self._group_cards[-1].type = i
self._group_cards[-1].set_label(MYPLATE[i][0])
self._group_cards[-1].move((x, y))
y += int(dy * 1.25)
y = 10
for i in range(len(QUANTITIES)):
self.word_card_append(self._quantity_cards, self.pixbuf)
self._quantity_cards[-1].type = i
self._quantity_cards[-1].set_label(QUANTITIES[i])
self._quantity_cards[-1].move((x, y))
y += int(dy * 1.25)
y = 10
for i in range(len(BALANCE)):
self.word_card_append(self._balance_cards, self.pixbuf)
self._balance_cards[-1].type = i
self._balance_cards[-1].set_label(BALANCE[i])
self._balance_cards[-1].move((x, y))
y += int(dy * 1.25)
self._smile = Sprite(self._sprites,
int(self._width / 4),
int(self._height / 4),
GdkPixbuf.Pixbuf.new_from_file_at_size(
os.path.join(self._path, 'images', 'correct.png'),
int(self._width / 2),
int(self._height / 2)))
self._smile.set_label_attributes(36)
self._smile.set_margins(10, 0, 10, 0)
self._frown = Sprite(self._sprites,
int(self._width / 4),
int(self._height / 4),
GdkPixbuf.Pixbuf.new_from_file_at_size(
os.path.join(self._path, 'images', 'wrong.png'),
int(self._width / 2),
int(self._height / 2)))
self._frown.set_label_attributes(36)
self._frown.set_margins(10, 0, 10, 0)
self.build_food_groups()
self._all_clear()
def allocate_food(self, i):
self.picture_append(os.path.join(self._path, 'images',
FOOD_DATA[i * 4 + IMAGE]), i)
self.small_picture_append(os.path.join(self._path, 'images',
FOOD_DATA[i * 4 + IMAGE]), i)
self.word_card_append(self.food_cards, self.pixbuf, i)
self.food_cards[i].type = i
self.food_cards[i].set_label(FOOD_DATA[i * 4 + NAME])
def word_card_append(self, card_list, pixbuf, i=-1):
if i == -1:
card_list.append(Sprite(self._sprites, 10, 10, pixbuf))
else:
card_list[i] = Sprite(self._sprites, 10, 10, pixbuf)
card_list[i].set_label_attributes(36)
card_list[i].set_margins(10, 0, 10, 0)
card_list[i].hide()
def picture_append(self, path, i=-1):
spr = Sprite(
self._sprites,
int(self._width / 2.),
int(self._height / 4.),
GdkPixbuf.Pixbuf.new_from_file_at_size(
path, int(self._width / 3.), int(9 * self._width / 12.)))
if i == -1:
self._picture_cards.append(spr)
else:
self._picture_cards[i] = spr
self._picture_cards[i].type = 'picture'
self._picture_cards[i].hide()
def small_picture_append(self, path, i=-1):
x = int(self._width / 3.)
y = int(self._height / 6.)
pixbuf = GdkPixbuf.Pixbuf.new_from_file_at_size(
path,
int(self._width / 6.),
int(3 * self._width / 8.))
for j in range(6): # up to 6 of each card
if i == -1:
self._small_picture_cards.append(Sprite(
self._sprites, x, y, pixbuf))
self._small_picture_cards[-1].type = 'picture'
self._small_picture_cards[-1].hide()
else:
self._small_picture_cards[i * 6 + j] = Sprite(
self._sprites, x, y, pixbuf)
self._small_picture_cards[i * 6 + j].type = 'picture'
self._small_picture_cards[i * 6 + j].hide()
x += int(self._width / 6.)
if j == 2:
x = int(self._width / 3.)
y += int(3 * self._width / 16.)
def _all_clear(self):
''' Things to reinitialize when starting up a new game. '''
for p in self._picture_cards:
if p is not None:
p.hide()
for p in self._small_picture_cards:
if p is not None:
p.hide()
for i, w in enumerate(self.food_cards):
if w is not None:
w.set_label_color('black')
w.set_label(FOOD[i][NAME])
w.hide()
for i, w in enumerate(self._group_cards):
w.set_label_color('black')
w.set_label(MYPLATE[i][0])
w.hide()
for i, w in enumerate(self._quantity_cards):
w.set_label_color('black')
w.set_label(QUANTITIES[i])
w.hide()
for i, w in enumerate(self._balance_cards):
w.set_label_color('black')
w.set_label(BALANCE[i])
w.hide()
self._smile.hide()
self._frown.hide()
self._background.set_layer(1)
def build_food_groups(self):
self._my_plate = [[], [], [], []]
for i, food in enumerate(FOOD):
self._my_plate[MYPLATE[food[GROUP]][QUANT]].append(i)
def new_game(self):
''' Start a new game. '''
games = {0: self._name_that_food, 1: self._name_that_food_group,
2: self._compare_calories, 3: self._how_much_to_eat,
4: self._balanced_meal}
self._all_clear()
games[self.level]()
self._frown.set_label('')
self._smile.set_label('')
self._tries = 0
def _name_that_food(self):
''' Choose food cards and one matching food picture '''
x = 10
y = 10
dx, dy = self.food_cards[0].get_dimensions()
# Select some cards
word_list = []
for i in range(NCARDS):
j = int(uniform(0, len(FOOD)))
while j in word_list:
j = int(uniform(0, len(FOOD)))
word_list.append(j)
# Show the word cards from the list
for i in word_list:
if self.food_cards[i] is None:
self.allocate_food(i)
self.food_cards[i].set_layer(100)
self.food_cards[i].move((x, y))
y += int(dy * 1.25)
# Choose a random food image from the list and show it.
self._target = self.food_cards[
word_list[int(uniform(0, NCARDS))]].type
while self._target in self._last_twenty:
self._target = self.food_cards[
word_list[int(uniform(0, NCARDS))]].type
self._last_twenty.append(self._target)
if len(self._last_twenty) > 20:
self._last_twenty.remove(self._last_twenty[0])
self._picture_cards[self._target].set_layer(100)
def _name_that_food_group(self):
''' Show group cards and one food picture '''
for i in range(len(MYPLATE)):
self._group_cards[i].set_layer(100)
# Choose a random food image and show it.
self._target = int(uniform(0, len(FOOD)))
if self.food_cards[self._target] is None:
self.allocate_food(self._target)
self._picture_cards[self._target].set_layer(100)
def _compare_calories(self):
''' Choose food cards and compare the calories '''
x = 10
y = 10
dx, dy = self.food_cards[0].get_dimensions()
# Select some cards
word_list = []
for i in range(6):
j = int(uniform(0, len(FOOD)))
while j in word_list:
j = int(uniform(0, len(FOOD)))
word_list.append(j)
if self.food_cards[j] is None:
self.allocate_food(j)
# Show the word cards from the list
for i in word_list:
self.food_cards[i].set_layer(100)
self.food_cards[i].move((x, y))
y += int(dy * 1.25)
# Show food images
self._target = word_list[0]
for i in range(5):
if FOOD[word_list[i + 1]][CALS] > FOOD[self._target][CALS]:
self._target = word_list[i + 1]
self._small_picture_cards[word_list[0] * 6].set_layer(100)
self._small_picture_cards[word_list[1] * 6 + 1].set_layer(100)
self._small_picture_cards[word_list[2] * 6 + 2].set_layer(100)
self._small_picture_cards[word_list[3] * 6 + 3].set_layer(100)
self._small_picture_cards[word_list[4] * 6 + 4].set_layer(100)
self._small_picture_cards[word_list[5] * 6 + 5].set_layer(100)
def _how_much_to_eat(self):
''' Show quantity cards and one food picture '''
for i in range(len(QUANTITIES)):
self._quantity_cards[i].set_layer(100)
# Choose a random image from the list and show it.
self._target = int(uniform(0, len(FOOD)))
if self.food_cards[self._target] is None:
self.allocate_food(self._target)
self._picture_cards[self._target].set_layer(100)
def _balanced_meal(self):
''' A well-balanced meal '''
for i in range(2):
self._balance_cards[i].set_layer(100)
# Determine how many foods from each group
n = [0, 0, 0, 0]
n[0] = int(uniform(0, 2.5))
n[1] = int(uniform(0, 3 - n[0]))
n[2] = 3 - n[0] - n[1]
n[3] = 6 - n[0] - n[1] - n[2]
# Fill a plate with foods from different groups
meal = []
for i in range(n[0]): # Sweets
j = int(uniform(0, len(self._my_plate[0])))
meal.append(self._my_plate[0][j])
for i in range(n[1]): # Dairy
j = int(uniform(0, len(self._my_plate[1])))
meal.append(self._my_plate[1][j])
for i in range(n[2]): # Protein and Fruits
j = int(uniform(0, len(self._my_plate[2])))
meal.append(self._my_plate[2][j])
for i in range(n[3]): # Veggies and Grains
j = int(uniform(0, len(self._my_plate[3])))
meal.append(self._my_plate[3][j])
if n[0] < 2 and n[1] < 2 and n[2] < n[3]:
self._target = 0 # Balanced meal
else:
self._target = 1
for i in range(6):
if self.food_cards[meal[i]] is None:
self.allocate_food(meal[i])
# Randomly position small cards
self._small_picture_cards[meal[3] * 6].set_layer(100)
self._small_picture_cards[meal[4] * 6 + 1].set_layer(100)
self._small_picture_cards[meal[1] * 6 + 2].set_layer(100)
self._small_picture_cards[meal[2] * 6 + 3].set_layer(100)
self._small_picture_cards[meal[5] * 6 + 4].set_layer(100)
self._small_picture_cards[meal[0] * 6 + 5].set_layer(100)
def _button_press_cb(self, win, event):
win.grab_focus()
x, y = map(int, event.get_coords())
spr = self._sprites.find_sprite((x, y))
if spr == None:
return
# We only care about clicks on word cards
if type(spr.type) != int:
return
# Which card was clicked? Set its label to red.
spr.set_label_color('red')
label = spr.labels[0]
spr.set_label(label)
if self.level == 0:
if spr.type == self._target:
self._smile.set_layer(200)
self._tries = 3
else:
self._frown.set_layer(200)
self._tries += 1
if self._tries == 3:
self.food_cards[self._target].set_label_color('blue')
label = self.food_cards[self._target].labels[0]
self.food_cards[self._target].set_label(label)
elif self.level == 1:
i = FOOD[self._target][GROUP]
if spr.type == i:
self._smile.set_layer(200)
self._tries = 3
else:
self._frown.set_layer(200)
self._tries += 1
if self._tries == 3:
self._group_cards[i].set_label_color('blue')
label = self._group_cards[i].labels[0]
self._group_cards[i].set_label(label)
elif self.level == 2:
if spr.type == self._target:
self._smile.set_layer(200)
self._tries = 3
else:
self._frown.set_layer(200)
self._tries += 1
if self._tries == 3:
self.food_cards[self._target].set_label_color('blue')
label = self.food_cards[self._target].labels[0]
self.food_cards[self._target].set_label(label)
elif self.level == 3:
i = MYPLATE[FOOD[self._target][GROUP]][QUANT]
if spr.type == i:
self._smile.set_layer(200)
self._tries = 3
else:
self._frown.set_layer(200)
self._tries += 1
if self._tries == 3:
self._quantity_cards[i].set_label_color('blue')
label = self._quantity_cards[i].labels[0]
self._quantity_cards[i].set_label(label)
elif self.level == 4:
if self._target == spr.type:
self._smile.set_layer(200)
self._tries = 3
else:
self._frown.set_layer(200)
self._tries += 1
if self._tries == 3:
self._balance_cards[self._target].set_label_color('blue')
label = self._balance_cards[self._target].labels[0]
self._balance_cards[self._target].set_label(label)
else:
_logger.debug('unknown play level %d' % (self.level))
# Play again
if self._tries == 3:
GObject.timeout_add(2000, self.new_game)
else:
GObject.timeout_add(1000, self._reset_game)
return True
def _reset_game(self):
self._frown.hide()
if self.level in [0, 2]:
for i, w in enumerate(self.food_cards):
w.set_label_color('black')
w.set_label(FOOD[i][NAME])
elif self.level == 1:
for i, w in enumerate(self._group_cards):
w.set_label_color('black')
w.set_label(MYPLATE[i][0])
elif self.level == 3:
for i, w in enumerate(self._quantity_cards):
w.set_label_color('black')
w.set_label(QUANTITIES[i])
elif self.level == 4:
for i, w in enumerate(self._balance_cards):
w.set_label_color('black')
w.set_label(BALANCE[i])
def __draw_cb(self, canvas, cr):
self._sprites.redraw_sprites(cr=cr)
def do_expose_event(self, event):
''' Handle the expose-event by drawing '''
# Restrict Cairo to the exposed area
cr = self._canvas.window.cairo_create()
cr.rectangle(event.area.x, event.area.y,
event.area.width, event.area.height)
cr.clip()
# Refresh sprite list
self._sprites.redraw_sprites(cr=cr)
def _destroy_cb(self, win, event):
Gtk.main_quit()
class Spirolaterals:
def __init__(self,
canvas,
colors,
parent,
score=0,
delay=500,
pattern=1,
last=None):
self._canvas = canvas
self._colors = colors
self._parent = parent
self.delay = delay
self.score = score
self.pattern = pattern
self.last_pattern = last
self._running = False
self._turtle_canvas = None
self._user_numbers = [1, 1, 1, 3, 2]
self._active_index = 0
self._sprites = Sprites(self._canvas)
self._sprites.set_delay(True)
size = max(Gdk.Screen.width(), Gdk.Screen.height())
cr = self._canvas.get_property('window').cairo_create()
self._turtle_canvas = cr.get_target().create_similar(
cairo.CONTENT_COLOR, size, size)
self._canvas.connect('draw', self.__draw_cb)
self._cr = cairo.Context(self._turtle_canvas)
self._cr.set_line_cap(1) # Set the line cap to be round
self._sprites.set_cairo_context(self._cr)
self._canvas.set_can_focus(True)
self._canvas.grab_focus()
self._canvas.add_events(Gdk.EventMask.BUTTON_PRESS_MASK)
self._canvas.connect('button-press-event', self._button_press_cb)
self._canvas.connect('key_press_event', self._keypress_cb)
self._width = Gdk.Screen.width()
self._height = Gdk.Screen.height() - style.GRID_CELL_SIZE
if self._width < self._height:
self.i = 1
else:
self.i = 0
self._calculate_scale_and_offset()
self._numbers = []
self._glownumbers = []
self._create_number_sprites()
self._create_turtle_sprites()
self._create_results_sprites()
self._set_color(colors[0])
self._set_pen_size(4)
self.reset_level()
def _calculate_scale_and_offset(self):
self.offset = 0
if self.i == 0:
self.scale = self._height / (900. - style.GRID_CELL_SIZE) * 1.25
self.offset = (
self._width -
(self.sx(X1[self.i] + X2[self.i]) + self.ss(BS[self.i]))) / 2.
else:
self.scale = self._width / 900.
self.offset = (self._width -
(self.sx(X1[self.i]) + self.ss(BS[self.i]))) / 2.
def reset_level(self):
self._width = Gdk.Screen.width()
self._height = Gdk.Screen.height() - style.GRID_CELL_SIZE
if self._width < self._height:
self.i = 1
else:
self.i = 0
self._calculate_scale_and_offset()
self._show_background_graphics()
self._show_user_numbers()
self._get_goal()
self._draw_goal()
self._reset_sprites()
if self.score > 0:
self._parent.update_score(int(self.score))
def _reset_sprites(self):
x = self.sx(TX[self.i] - TS[self.i] / 2)
y = self.sy(TY[self.i])
self._target_turtle.move((x, y))
x = self.sx(UX[self.i] - US[self.i] / 2)
y = self.sy(UY[self.i])
self._user_turtles[0].move((x, y))
for i in range(5):
for j in range(5):
if self.i == 0:
x = self.sx(
NX[self.i]) + i * (self.ss(NS[self.i] + NO[self.i]))
y = self.sy(NY[self.i])
else:
x = self.sx(NX[self.i])
y = self.sy(
NY[self.i]) + i * (self.ss(NS[self.i] + NO[self.i]))
self._numbers[i][j].move((x, y))
self._glownumbers[i][j].move((x, y))
x = 0
y = self.sy(GY[self.i])
self._success.move((x, y))
self._success.hide()
self._failure.move((x, y))
self._failure.hide()
self._splot.hide()
if self.last_pattern == self.pattern:
self._parent.cyan.set_sensitive(True)
def _keypress_cb(self, area, event):
''' Keypress: moving the slides with the arrow keys '''
k = Gdk.keyval_name(event.keyval)
if k in ['1', '2', '3', '4', '5']:
self.do_stop()
i = self._active_index
j = int(k) - 1
self._numbers[i][self._user_numbers[i] - 1].set_layer(HIDDEN_LAYER)
self._numbers[i][j].set_layer(NUMBER_LAYER)
self._user_numbers[i] = j + 1
self.inval(self._numbers[i][j].rect)
elif k in ['KP_Up', 'j', 'Up']:
self.do_stop()
i = self._active_index
j = self._user_numbers[i]
if j < 5:
j += 1
self._numbers[i][self._user_numbers[i] - 1].set_layer(HIDDEN_LAYER)
self._numbers[i][j - 1].set_layer(NUMBER_LAYER)
self._user_numbers[i] = j
self.inval(self._numbers[i][j].rect)
elif k in ['KP_Down', 'k', 'Down']:
self.do_stop()
i = self._active_index
j = self._user_numbers[i]
if j > 0:
j -= 1
self._numbers[i][self._user_numbers[i] - 1].set_layer(HIDDEN_LAYER)
self._numbers[i][j - 1].set_layer(NUMBER_LAYER)
self._user_numbers[i] = j
self.inval(self._numbers[i][j].rect)
elif k in ['KP_Left', 'h', 'Left']:
self.do_stop()
self._active_index -= 1
self._active_index %= 5
elif k in ['KP_Right', 'l', 'Right']:
self.do_stop()
self._active_index += 1
self._active_index %= 5
elif k in ['Return', 'KP_Page_Up', 'KP_End']:
self.do_run()
elif k in ['space', 'Esc', 'KP_Page_Down', 'KP_Home']:
self.do_stop()
else:
logging.debug(k)
self._canvas.grab_focus()
def _button_press_cb(self, win, event):
''' Callback to handle the button presses '''
win.grab_focus()
x, y = map(int, event.get_coords())
self.press = self._sprites.find_sprite((x, y))
if self.press is not None and self.press.type == 'number':
self.do_stop()
i = int(self.press.name.split(',')[0])
self._active_index = i
j = int(self.press.name.split(',')[1])
j1 = (j + 1) % 5
self._numbers[i][j1].set_layer(NUMBER_LAYER)
self._numbers[i][j].set_layer(HIDDEN_LAYER)
self._user_numbers[i] = j1 + 1
self.inval(self._numbers[i][j].rect)
def _create_results_sprites(self):
x = 0
y = self.sy(GY[self.i])
self._success = Sprite(self._sprites, x, y,
self._parent.good_job_pixbuf())
self._success.hide()
self._failure = Sprite(self._sprites, x, y,
self._parent.try_again_pixbuf())
self._failure.hide()
def _create_turtle_sprites(self):
x = self.sx(TX[self.i] - TS[self.i] / 2)
y = self.sy(TY[self.i])
pixbuf = self._parent.turtle_pixbuf()
self._target_turtle = Sprite(self._sprites, x, y, pixbuf)
self._user_turtles = []
x = self.sx(UX[self.i] - US[self.i] / 2)
y = self.sy(UY[self.i])
self._user_turtles.append(Sprite(self._sprites, x, y, pixbuf))
pixbuf = pixbuf.rotate_simple(270)
self._user_turtles.append(Sprite(self._sprites, x, y, pixbuf))
pixbuf = pixbuf.rotate_simple(270)
self._user_turtles.append(Sprite(self._sprites, x, y, pixbuf))
pixbuf = pixbuf.rotate_simple(270)
self._user_turtles.append(Sprite(self._sprites, x, y, pixbuf))
self._show_turtle(0)
self._splot = Sprite(self._sprites, 0, 0, self._parent.splot_pixbuf())
self._splot.hide()
def _show_splot(self, x, y, dd, h):
for i in range(4):
self._user_turtles[i].hide()
if h == 0:
self._splot.move((x - int(dd / 2), y))
elif h == 1:
self._splot.move((x - dd, y - int(dd / 2)))
elif h == 2:
self._splot.move((x - int(dd / 2), y - dd))
elif h == 3:
self._splot.move((x, y - int(dd / 2)))
self._splot.set_layer(SUCCESS_LAYER)
self._failure.set_layer(SUCCESS_LAYER)
def _show_turtle(self, t):
for i in range(4):
if i == t:
self._user_turtles[i].set_layer(TURTLE_LAYER)
else:
self._user_turtles[i].hide()
def _reset_user_turtle(self):
x = self.sx(UX[self.i] - US[self.i] / 2)
y = self.sy(UY[self.i])
self._user_turtles[0].move((x, y))
self._show_turtle(0)
def _create_number_sprites(self):
for i in range(5):
self._numbers.append([])
self._glownumbers.append([])
for j in range(5):
if self.i == 0:
x = self.sx(
NX[self.i]) + i * (self.ss(NS[self.i] + NO[self.i]))
y = self.sy(NY[self.i])
else:
x = self.sx(NX[self.i])
y = self.sy(
NY[self.i]) + i * (self.ss(NS[self.i] + NO[self.i]))
number = Sprite(
self._sprites, x, y,
self._parent.number_pixbuf(self.ss(NS[self.i]), j + 1,
self._parent.sugarcolors[1]))
number.type = 'number'
number.name = '%d,%d' % (i, j)
self._numbers[i].append(number)
number = Sprite(
self._sprites, x, y,
self._parent.number_pixbuf(self.ss(NS[self.i]), j + 1,
'#FFFFFF'))
number.type = 'number'
number.name = '%d,%d' % (i, j)
self._glownumbers[i].append(number)
def _show_user_numbers(self):
# Hide the numbers
for i in range(5):
for j in range(5):
self._numbers[i][j].set_layer(HIDDEN_LAYER)
self._glownumbers[i][j].set_layer(HIDDEN_LAYER)
# Show user numbers
self._numbers[0][self._user_numbers[0] - 1].set_layer(NUMBER_LAYER)
self._numbers[1][self._user_numbers[1] - 1].set_layer(NUMBER_LAYER)
self._numbers[2][self._user_numbers[2] - 1].set_layer(NUMBER_LAYER)
self._numbers[3][self._user_numbers[3] - 1].set_layer(NUMBER_LAYER)
self._numbers[4][self._user_numbers[4] - 1].set_layer(NUMBER_LAYER)
def _show_background_graphics(self):
self._draw_pixbuf(self._parent.background_pixbuf(), 0, 0, self._width,
self._height)
self._draw_pixbuf(self._parent.box_pixbuf(self.ss(BS[self.i])),
self.sx(X1[self.i]), self.sy(Y1[self.i]),
self.ss(BS[self.i]), self.ss(BS[self.i]))
self._draw_pixbuf(self._parent.box_pixbuf(self.ss(BS[self.i])),
self.sx(X2[self.i]), self.sy(Y2[self.i]),
self.ss(BS[self.i]), self.ss(BS[self.i]))
self._draw_text(self.pattern, self.sx(X1[self.i]), self.sy(Y1[self.i]),
self.ss(LS[self.i]))
def _set_pen_size(self, ps):
self._cr.set_line_width(ps)
def _set_color(self, color):
r = color[0] / 255.
g = color[1] / 255.
b = color[2] / 255.
self._cr.set_source_rgb(r, g, b)
def _draw_line(self, x1, y1, x2, y2):
self._cr.move_to(x1, y1)
self._cr.line_to(x2, y2)
self._cr.stroke()
def ss(self, f): # scale size function
return int(f * self.scale)
def sx(self, f): # scale x function
return int(f * self.scale + self.offset)
def sy(self, f): # scale y function
return int(f * self.scale)
def _draw_pixbuf(self, pixbuf, x, y, w, h):
self._cr.save()
self._cr.translate(x + w / 2., y + h / 2.)
self._cr.translate(-x - w / 2., -y - h / 2.)
Gdk.cairo_set_source_pixbuf(self._cr, pixbuf, x, y)
self._cr.rectangle(x, y, w, h)
self._cr.fill()
self._cr.restore()
def _draw_text(self, label, x, y, size):
pl = PangoCairo.create_layout(self._cr)
fd = Pango.FontDescription('Sans')
fd.set_size(int(size) * Pango.SCALE)
pl.set_font_description(fd)
if type(label) == str or type(label) == unicode:
pl.set_text(label.replace('\0', ' '), -1)
elif type(label) == float or type(label) == int:
pl.set_text(str(label), -1)
else:
pl.set_text(str(label), -1)
self._cr.save()
self._cr.translate(x, y)
self._cr.set_source_rgb(1, 1, 1)
PangoCairo.update_layout(self._cr, pl)
PangoCairo.show_layout(self._cr, pl)
self._cr.restore()
def inval(self, r):
self._canvas.queue_draw_area(r[0], r[1], r[2], r[3])
def inval_all(self):
self._canvas.queue_draw_area(0, 0, self._width, self._height)
def __draw_cb(self, canvas, cr):
cr.set_source_surface(self._turtle_canvas)
cr.paint()
self._sprites.redraw_sprites(cr=cr)
def do_stop(self):
self._parent.green.set_sensitive(True)
self._running = False
def do_run(self):
self._show_background_graphics()
# TODO: Add turtle graphics
self._success.hide()
self._failure.hide()
self._splot.hide()
self._get_goal()
self._draw_goal()
self.inval_all()
self._running = True
self.loop = 0
self._active_index = 0
self.step = 0
self._set_pen_size(4)
self._set_color(self._colors[0])
x1 = self.sx(UX[self.i])
y1 = self.sy(UY[self.i])
dd = self.ss(US[self.i])
self._numbers[0][self._user_numbers[0] - 1].set_layer(HIDDEN_LAYER)
self._glownumbers[0][self._user_numbers[0] - 1].set_layer(NUMBER_LAYER)
self._user_turtles[0].move((int(x1 - dd / 2), y1))
self._show_turtle(0)
if self._running:
GObject.timeout_add(self.delay, self._do_step, x1, y1, dd, 0)
def _do_step(self, x1, y1, dd, h):
if not self._running:
return
if self.loop > 3:
return
if h == 0: # up
x2 = x1
y2 = y1 - dd
self._user_turtles[h].move((int(x2 - dd / 2), int(y2 - dd)))
elif h == 1: # right
x2 = x1 + dd
y2 = y1
self._user_turtles[h].move((int(x2), int(y2 - dd / 2)))
elif h == 2: # down
x2 = x1
y2 = y1 + dd
self._user_turtles[h].move((int(x2 - dd / 2), int(y2)))
elif h == 3: # left
x2 = x1 - dd
y2 = y1
self._user_turtles[h].move((int(x2 - dd), int(y2 - dd / 2)))
self._show_turtle(h)
if x2 < self.sx(X2[self.i]) or \
x2 > self.sx(X2[self.i] + BS[self.i]) or \
y2 < self.sy(Y2[self.i]) or \
y2 > self.sy(Y2[self.i] + BS[self.i]):
self.do_stop()
self._show_splot(x2, y2, dd, h)
self._draw_line(x1, y1, x2, y2)
self.inval_all()
self.step += 1
i = self._active_index
if self.step == self._user_numbers[i]:
number = self._user_numbers[i] - 1
self._numbers[i][number].set_layer(NUMBER_LAYER)
self._glownumbers[i][number].set_layer(HIDDEN_LAYER)
h += 1
h %= 4
self.step = 0
self._active_index += 1
if self._active_index == 5:
self.loop += 1
self._active_index = 0
else:
i = self._active_index
number = self._user_numbers[i] - 1
self._numbers[i][number].set_layer(HIDDEN_LAYER)
self._glownumbers[i][number].set_layer(NUMBER_LAYER)
if self.loop < 4 and self._running:
GObject.timeout_add(self.delay, self._do_step, x2, y2, dd, h)
elif self.loop == 4: # Test to see if we win
self._running = False
self._parent.green.set_sensitive(True)
self._reset_user_turtle()
self._show_user_numbers()
self._test_level()
def _test_level(self):
success = True
for i in range(5):
if self._user_numbers[i] != self._goal[i]:
success = False
break
if success:
self._do_success()
else:
self._do_fail()
def _do_success(self):
self._success.set_layer(SUCCESS_LAYER)
self._parent.cyan.set_sensitive(True)
if self.last_pattern != self.pattern:
self.score += 6
self.last_pattern = self.pattern
self._parent.update_score(int(self.score))
def _do_fail(self):
self._failure.set_layer(SUCCESS_LAYER)
self._parent.cyan.set_sensitive(False)
def do_slider(self, value):
self.delay = int(value)
def do_button(self, bu):
self._success.hide()
self._failure.hide()
if bu == 'cyan': # Next level
self.do_stop()
self._splot.hide()
self.pattern += 1
if self.pattern == 123:
self.pattern = 1
self._get_goal()
self._show_background_graphics()
self._draw_goal()
self._reset_user_turtle()
self.inval_all()
self._parent.cyan.set_sensitive(False)
elif bu == 'green': # Run level
self._parent.green.set_sensitive(False)
self.do_run()
elif bu == 'red': # Stop level
self.do_stop()
def _draw_goal(self): # draws the left hand pattern
x1 = self.sx(TX[self.i])
y1 = self.sy(TY[self.i])
dd = self.ss(TS[self.i])
dx = 0
dy = -dd
for i in range(4):
for j in self._goal:
for k in range(j):
x2 = x1 + dx
y2 = y1 + dy
self._set_pen_size(4)
self._set_color(self._colors[0])
self._draw_line(x1, y1, x2, y2)
x1 = x2
y1 = y2
if dy == -dd:
dx = dd
dy = 0
elif dx == dd:
dx = 0
dy = dd
elif dy == dd:
dx = -dd
dy = 0
else:
dx = 0
dy = -dd
def _get_goal(self):
fname = os.path.join('data', 'patterns.dat')
try:
f = open(fname, 'r')
for n in range(0, self.pattern):
s = f.readline()
s = s[0:5]
except:
s = 11132
self.pattern = 1
f.close
l = [int(c) for c in str(s)]
self._goal = l
class Selector():
''' Selector class abstraction '''
def __init__(self, turtle_window, n):
'''This class handles the display of palette selectors (Only relevant
to GNOME version and very old versions of Sugar).
'''
self.shapes = []
self.spr = None
self._turtle_window = turtle_window
self._index = n
if not n < len(palette_names):
# Shouldn't happen, but hey...
debug_output('palette index %d is out of range' % n,
self._turtle_window.running_sugar)
self._name = 'extras'
else:
self._name = palette_names[n]
icon_pathname = None
for path in self._turtle_window.icon_paths:
if os.path.exists(os.path.join(path, '%soff.svg' % (self._name))):
icon_pathname = os.path.join(path, '%soff.svg' % (self._name))
break
if icon_pathname is not None:
off_shape = svg_str_to_pixbuf(svg_from_file(icon_pathname))
else:
off_shape = svg_str_to_pixbuf(svg_from_file(os.path.join(
self._turtle_window.icon_paths[0], 'extrasoff.svg')))
error_output('Unable to open %soff.svg' % (self._name),
self._turtle_window.running_sugar)
icon_pathname = None
for path in self._turtle_window.icon_paths:
if os.path.exists(os.path.join(path, '%son.svg' % (self._name))):
icon_pathname = os.path.join(path, '%son.svg' % (self._name))
break
if icon_pathname is not None:
on_shape = svg_str_to_pixbuf(svg_from_file(icon_pathname))
else:
on_shape = svg_str_to_pixbuf(svg_from_file(os.path.join(
self._turtle_window.icon_paths[0], 'extrason.svg')))
error_output('Unable to open %son.svg' % (self._name),
self._turtle_window.running_sugar)
self.shapes.append(off_shape)
self.shapes.append(on_shape)
x = int(ICON_SIZE * self._index)
self.spr = Sprite(self._turtle_window.sprite_list, x, 0, off_shape)
self.spr.type = 'selector'
self.spr.name = self._name
self.set_layer()
def set_shape(self, i):
if self.spr is not None and i in [0, 1]:
self.spr.set_shape(self.shapes[i])
def set_layer(self, layer=TAB_LAYER):
if self.spr is not None:
self.spr.set_layer(layer)
def hide(self):
if self.spr is not None:
self.spr.hide()
class Turtle:
def __init__(self, turtles, key, turtle_colors=None):
""" The turtle is not a block, just a sprite with an orientation """
self.x = 0
self.y = 0
self.hidden = False
self.shapes = []
self.custom_shapes = False
self.type = 'turtle'
self.name = key
self.heading = 0
self.pen_shade = 50
self.pen_color = 0
self.pen_gray = 100
self.pen_size = 5
self.pen_state = True
self.label_block = None
self._prep_shapes(key, turtles, turtle_colors)
# Choose a random angle from which to attach the turtle label
if turtles.sprite_list is not None:
self.spr = Sprite(turtles.sprite_list, 0, 0, self.shapes[0])
angle = uniform(0, pi * 4 / 3.0) # 240 degrees
w = self.shapes[0].get_width()
r = w * 0.67
# Restrict angle the the sides 30-150; 210-330
if angle > pi * 2 / 3.0:
angle += pi / 2.0 # + 90
self.label_xy = [int(r * sin(angle)),
int(r * cos(angle) + w / 2.0)]
else:
angle += pi / 6.0 # + 30
self.label_xy = [int(r * sin(angle) + w / 2.0),
int(r * cos(angle) + w / 2.0)]
else:
self.spr = None
turtles.add_to_dict(key, self)
def _prep_shapes(self, name, turtles=None, turtle_colors=None):
# If the turtle name is an int, we'll use a palette color as the
# turtle color
try:
int_key = int(name)
use_color_table = True
except ValueError:
use_color_table = False
if turtle_colors is not None:
self.colors = turtle_colors[:]
self.shapes = generate_turtle_pixbufs(self.colors)
elif use_color_table:
fill = wrap100(int_key)
stroke = wrap100(fill + 10)
self.colors = ['#%06x' % (COLOR_TABLE[fill]),
'#%06x' % (COLOR_TABLE[stroke])]
self.shapes = generate_turtle_pixbufs(self.colors)
else:
if turtles is not None:
self.colors = DEFAULT_TURTLE_COLORS
self.shapes = turtles.get_pixbufs()
def set_turtle_colors(self, turtle_colors):
''' reset the colors of a preloaded turtle '''
if turtle_colors is not None:
self.colors = turtle_colors[:]
self.shapes = generate_turtle_pixbufs(self.colors)
self.set_heading(self.heading)
def set_shapes(self, shapes, i=0):
""" Reskin the turtle """
n = len(shapes)
if n == 1 and i > 0: # set shape[i]
if i < len(self.shapes):
self.shapes[i] = shapes[0]
elif n == SHAPES: # all shapes have been precomputed
self.shapes = shapes[:]
else: # rotate shapes
if n != 1:
debug_output("%d images passed to set_shapes: ignoring" % (n),
self.tw.running_sugar)
if self.heading == 0: # rotate the shapes
images = []
w, h = shapes[0].get_width(), shapes[0].get_height()
nw = nh = int(sqrt(w * w + h * h))
for i in range(SHAPES):
surface = cairo.ImageSurface(cairo.FORMAT_ARGB32, nw, nh)
context = cairo.Context(surface)
context = gtk.gdk.CairoContext(context)
context.translate(nw / 2., nh / 2.)
context.rotate(i * 10 * pi / 180.)
context.translate(-nw / 2., -nh / 2.)
context.set_source_pixbuf(shapes[0], (nw - w) / 2.,
(nh - h) / 2.)
context.rectangle(0, 0, nw, nh)
context.fill()
images.append(surface)
self.shapes = images[:]
else: # associate shape with image at current heading
j = int(self.heading + 5) % 360 / (360 / SHAPES)
self.shapes[j] = shapes[0]
self.custom_shapes = True
self.show()
def reset_shapes(self):
""" Reset the shapes to the standard turtle """
if self.custom_shapes:
self.shapes = generate_turtle_pixbufs(self.colors)
self.custom_shapes = False
def set_heading(self, heading):
""" Set the turtle heading (one shape per 360/SHAPES degrees) """
self.heading = heading
i = (int(self.heading + 5) % 360) / (360 / SHAPES)
if not self.hidden and self.spr is not None:
try:
self.spr.set_shape(self.shapes[i])
except IndexError:
self.spr.set_shape(self.shapes[0])
def set_color(self, color):
""" Set the pen color for this turtle. """
self.pen_color = color
def set_gray(self, gray):
""" Set the pen gray level for this turtle. """
self.pen_gray = gray
def set_shade(self, shade):
""" Set the pen shade for this turtle. """
self.pen_shade = shade
def set_pen_size(self, pen_size):
""" Set the pen size for this turtle. """
self.pen_size = pen_size
def set_pen_state(self, pen_state):
""" Set the pen state (down==True) for this turtle. """
self.pen_state = pen_state
def hide(self):
""" Hide the turtle. """
if self.spr is not None:
self.spr.hide()
if self.label_block is not None:
self.label_block.spr.hide()
self.hidden = True
def show(self):
""" Show the turtle. """
if self.spr is not None:
self.spr.set_layer(TURTLE_LAYER)
self.hidden = False
self.move((self.x, self.y))
self.set_heading(self.heading)
if self.label_block is not None:
self.label_block.spr.move((self.x + self.label_xy[0],
self.y + self.label_xy[1]))
self.label_block.spr.set_layer(TURTLE_LAYER + 1)
def move(self, pos):
""" Move the turtle. """
self.x, self.y = int(pos[0]), int(pos[1])
if not self.hidden and self.spr is not None:
self.spr.move(pos)
if self.label_block is not None:
self.label_block.spr.move((pos[0] + self.label_xy[0],
pos[1] + self.label_xy[1]))
return(self.x, self.y)
def get_name(self):
''' return turtle name (key) '''
return self.name
def get_xy(self):
""" Return the turtle's x, y coordinates. """
return(self.x, self.y)
def get_heading(self):
""" Return the turtle's heading. """
return(self.heading)
def get_color(self):
""" Return the turtle's color. """
return(self.pen_color)
def get_gray(self):
""" Return the turtle's gray level. """
return(self.pen_gray)
def get_shade(self):
""" Return the turtle's shade. """
return(self.pen_shade)
def get_pen_size(self):
""" Return the turtle's pen size. """
return(self.pen_size)
def get_pen_state(self):
""" Return the turtle's pen state. """
return(self.pen_state)
class Turtle:
def __init__(self, turtles, turtle_name, turtle_colors=None):
#print 'class Turtle taturtle.py: def __init__'
''' The turtle is not a block, just a sprite with an orientation '''
self.spr = None
self.label_block = None
self._turtles = turtles
self._shapes = []
self._custom_shapes = False
self._name = turtle_name
self._hidden = False
self._remote = False
self._x = 0.0
self._y = 0.0
self._3Dz = 0.0
self._3Dx = 0.0
self._3Dy = 0.0
self._heading = 0.0
self._roll = 0.0
self._pitch = 0.0
self._direction = [0.0, 1.0, 0.0]
self._points = [[0., 0., 0.]]
self._points_penstate = [1]
self._half_width = 0
self._half_height = 0
self._drag_radius = None
self._pen_shade = 50
self._pen_color = 0
self._pen_gray = 100
if self._turtles.turtle_window.coord_scale == 1:
self._pen_size = 5
else:
self._pen_size = 1
self._pen_state = True
self._pen_fill = False
self._poly_points = []
self._prep_shapes(turtle_name, self._turtles, turtle_colors)
# Create a sprite for the turtle in interactive mode.
if turtles.sprite_list is not None:
self.spr = Sprite(self._turtles.sprite_list, 0, 0, self._shapes[0])
self._calculate_sizes()
# Choose a random angle from which to attach the turtle
# label to be used when sharing.
angle = uniform(0, pi * 4 / 3.0) # 240 degrees
width = self._shapes[0].get_width()
radius = width * 0.67
# Restrict the angle to the sides: 30-150; 210-330
if angle > pi * 2 / 3.0:
angle += pi / 2.0 # + 90
self.label_xy = [int(radius * sin(angle)),
int(radius * cos(angle) + width / 2.0)]
else:
angle += pi / 6.0 # + 30
self.label_xy = [int(radius * sin(angle) + width / 2.0),
int(radius * cos(angle) + width / 2.0)]
self._turtles.add_to_dict(turtle_name, self)
def _calculate_sizes(self):
#print 'taturtle.py: def _calculate_sizes'
self._half_width = int(self.spr.rect.width / 2.0)
self._half_height = int(self.spr.rect.height / 2.0)
self._drag_radius = ((self._half_width * self._half_width) +
(self._half_height * self._half_height)) / 6
def set_remote(self):
#print 'taturtle.py: def set_remote'
self._remote = True
def get_remote(self):
#print 'taturtle.py: def get_remote'
return self._remote
def _prep_shapes(self, name, turtles=None, turtle_colors=None):
#print 'taturtle.py: def _prep_shapes'
# If the turtle name is an int, we'll use a palette color as the
# turtle color
try:
int_key = int(name)
use_color_table = True
except ValueError:
use_color_table = False
if turtle_colors is not None:
self.colors = turtle_colors[:]
self._shapes = generate_turtle_pixbufs(self.colors)
elif use_color_table:
fill = wrap100(int_key)
stroke = wrap100(fill + 10)
self.colors = ['#%06x' % (COLOR_TABLE[fill]),
'#%06x' % (COLOR_TABLE[stroke])]
self._shapes = generate_turtle_pixbufs(self.colors)
else:
if turtles is not None:
self.colors = DEFAULT_TURTLE_COLORS
self._shapes = turtles.get_pixbufs()
def set_turtle_colors(self, turtle_colors):
#print 'taturtle.py: def set_turtle_colors'
''' reset the colors of a preloaded turtle '''
if turtle_colors is not None:
self.colors = turtle_colors[:]
self._shapes = generate_turtle_pixbufs(self.colors)
self.set_heading(self._heading, share=False)
def set_shapes(self, shapes, i=0):
#print 'taturtle.py: def set_shapes'
''' Reskin the turtle '''
n = len(shapes)
if n == 1 and i > 0: # set shape[i]
if i < len(self._shapes):
self._shapes[i] = shapes[0]
elif n == SHAPES: # all shapes have been precomputed
self._shapes = shapes[:]
else: # rotate shapes
if n != 1:
debug_output("%d images passed to set_shapes: ignoring" % (n),
self._turtles.turtle_window.running_sugar)
if self._heading == 0.0: # rotate the shapes
images = []
w, h = shapes[0].get_width(), shapes[0].get_height()
nw = nh = int(sqrt(w * w + h * h))
for i in range(SHAPES):
surface = cairo.ImageSurface(cairo.FORMAT_ARGB32, nw, nh)
context = cairo.Context(surface)
context = gtk.gdk.CairoContext(context)
context.translate(nw / 2.0, nh / 2.0)
context.rotate(i * 10 * pi / 180.)
context.translate(-nw / 2.0, -nh / 2.0)
context.set_source_pixbuf(shapes[0], (nw - w) / 2.0,
(nh - h) / 2.0)
context.rectangle(0, 0, nw, nh)
context.fill()
images.append(surface)
self._shapes = images[:]
else: # associate shape with image at current heading
j = int(self._heading + 5) % 360 / (360 / SHAPES)
self._shapes[j] = shapes[0]
self._custom_shapes = True
self.show()
self._calculate_sizes()
def reset_shapes(self):
#print 'taturtle.py: def reset_shapes'
''' Reset the shapes to the standard turtle '''
if self._custom_shapes:
self._shapes = generate_turtle_pixbufs(self.colors)
self._custom_shapes = False
self._calculate_sizes()
def _apply_rotations(self):
self._direction = [0., 1., 0.]
angle = self._heading * DEGTOR * -1.0
temp = []
temp.append((self._direction[0] * cos(angle)) - (self._direction[1] * sin(angle)))
temp.append((self._direction[0] * sin(angle)) + (self._direction[1] * cos(angle)))
temp.append(self._direction[2] * 1.0)
self._direction = temp[:]
angle = self._roll * DEGTOR * -1.0
temp = []
temp.append(self._direction[0] * 1.0)
temp.append((self._direction[1] * cos(angle)) - (self._direction[2] * sin(angle)))
temp.append((self._direction[1] * sin(angle)) + (self._direction[2] * cos(angle)))
self._direction = temp[:]
angle = self._pitch * DEGTOR * -1.0
temp = []
temp.append((self._direction[0] * cos(angle)) + (self._direction[2] * sin(angle)))
temp.append(self._direction[1] * 1.0)
temp.append((self._direction[0] * -1.0 * sin(angle)) + (self._direction[2] * cos(angle)))
self._direction = temp[:]
def set_heading(self, heading, share=True):
#print 'taturtle.py: def set_heading'
''' Set the turtle heading (one shape per 360/SHAPES degrees) '''
self._heading = heading
self._heading %= 360
self._apply_rotations()
self._update_sprite_heading()
if self._turtles.turtle_window.sharing() and share:
event = 'r|%s' % (data_to_string([self._turtles.turtle_window.nick,
round_int(self._heading)]))
self._turtles.turtle_window.send_event(event)
def set_roll(self, roll):
''' Set the turtle roll '''
self._roll = roll
self._roll %= 360
self._apply_rotations()
def set_pitch(self, pitch):
''' Set the turtle pitch '''
self._pitch = pitch
self._pitch %= 360
self._apply_rotations()
def _update_sprite_heading(self):
#print 'taturtle.py: def _update_sprite_heading'
''' Update the sprite to reflect the current heading '''
i = (int(self._heading + 5) % 360) / (360 / SHAPES)
if not self._hidden and self.spr is not None:
try:
self.spr.set_shape(self._shapes[i])
except IndexError:
self.spr.set_shape(self._shapes[0])
def set_color(self, color=None, share=True):
#print 'taturtle.py: def set_color'
''' Set the pen color for this turtle. '''
if isinstance(color, ColorObj):
# See comment in tatype.py TYPE_BOX -> TYPE_COLOR
color = color.color
if color is None:
color = self._pen_color
# Special case for color blocks from CONSTANTS
elif isinstance(color, Color):
self.set_shade(color.shade, share)
self.set_gray(color.gray, share)
if color.color is not None:
color = color.color
else:
color = self._pen_color
self._pen_color = color
self._turtles.turtle_window.canvas.set_fgcolor(shade=self._pen_shade,
gray=self._pen_gray,
color=self._pen_color)
if self._turtles.turtle_window.sharing() and share:
event = 'c|%s' % (data_to_string([self._turtles.turtle_window.nick,
round_int(self._pen_color)]))
self._turtles.turtle_window.send_event(event)
def set_gray(self, gray=None, share=True):
#print 'taturtle.py: def set_gray'
''' Set the pen gray level for this turtle. '''
if gray is not None:
self._pen_gray = gray
if self._pen_gray < 0:
self._pen_gray = 0
if self._pen_gray > 100:
self._pen_gray = 100
self._turtles.turtle_window.canvas.set_fgcolor(shade=self._pen_shade,
gray=self._pen_gray,
color=self._pen_color)
if self._turtles.turtle_window.sharing() and share:
event = 'g|%s' % (data_to_string([self._turtles.turtle_window.nick,
round_int(self._pen_gray)]))
self._turtles.turtle_window.send_event(event)
def set_shade(self, shade=None, share=True):
#print 'taturtle.py: def set_shade'
''' Set the pen shade for this turtle. '''
if shade is not None:
self._pen_shade = shade
self._turtles.turtle_window.canvas.set_fgcolor(shade=self._pen_shade,
gray=self._pen_gray,
color=self._pen_color)
if self._turtles.turtle_window.sharing() and share:
event = 's|%s' % (data_to_string([self._turtles.turtle_window.nick,
round_int(self._pen_shade)]))
self._turtles.turtle_window.send_event(event)
def set_pen_size(self, pen_size=None, share=True):
#print 'taturtle.py: def set_pen_size'
''' Set the pen size for this turtle. '''
if pen_size is not None:
self._pen_size = max(0, pen_size)
self._turtles.turtle_window.canvas.set_pen_size(
self._pen_size * self._turtles.turtle_window.coord_scale)
if self._turtles.turtle_window.sharing() and share:
event = 'w|%s' % (data_to_string([self._turtles.turtle_window.nick,
round_int(self._pen_size)]))
self._turtles.turtle_window.send_event(event)
def set_pen_state(self, pen_state=None, share=True):
#print 'taturtle.py: def set_pen_state'
''' Set the pen state (down==True) for this turtle. '''
if pen_state is not None:
self._pen_state = pen_state
if self._turtles.turtle_window.sharing() and share:
event = 'p|%s' % (data_to_string([self._turtles.turtle_window.nick,
self._pen_state]))
self._turtles.turtle_window.send_event(event)
def set_fill(self, state=False):
#print 'taturtle.py: def set_fill'
self._pen_fill = state
if not self._pen_fill:
self._poly_points = []
def set_poly_points(self, poly_points=None):
#print 'taturtle.py: def set_poly_points'
if poly_points is not None:
self._poly_points = poly_points[:]
def start_fill(self):
#print 'taturtle.py: def start_fill'
self._pen_fill = True
self._poly_points = []
def stop_fill(self, share=True):
#print 'taturtle.py: def stop_fill'
self._pen_fill = False
if len(self._poly_points) == 0:
return
self._turtles.turtle_window.canvas.fill_polygon(self._poly_points)
if self._turtles.turtle_window.sharing() and share:
shared_poly_points = []
for p in self._poly_points:
x, y = self._turtles.turtle_to_screen_coordinates(
(p[1], p[2]))
if p[0] in ['move', 'line']:
shared_poly_points.append((p[0], x, y))
elif p[0] in ['rarc', 'larc']:
shared_poly_points.append((p[0], x, y, p[3], p[4], p[5]))
event = 'F|%s' % (data_to_string(
[self._turtles.turtle_window.nick,
shared_poly_points]))
self._turtles.turtle_window.send_event(event)
self._poly_points = []
def hide(self):
#print 'taturtle.py: def hide'
if self.spr is not None:
self.spr.hide()
if self.label_block is not None:
self.label_block.spr.hide()
self._hidden = True
def show(self):
#print 'taturtle.py: def show'
if self.spr is not None:
self.spr.set_layer(TURTLE_LAYER)
self._hidden = False
self.move_turtle_spr((self._x, self._y))
self.set_heading(self._heading, share=False)
if self.label_block is not None:
self.label_block.spr.set_layer(TURTLE_LAYER + 1)
def move_turtle(self, pos=None):
#print 'taturtle.py: def move_turtle'
''' Move the turtle's position '''
if pos is None:
pos = self.get_xy()
self._x, self._y = pos[0], pos[1]
if self.spr is not None:
self.move_turtle_spr(pos)
def move_turtle_spr(self, pos):
#print 'taturtle.py: def move_turtle_spr'
''' Move the turtle's sprite '''
pos = self._turtles.turtle_to_screen_coordinates(pos)
pos[0] -= self._half_width
pos[1] -= self._half_height
if not self._hidden and self.spr is not None:
self.spr.move(pos)
if self.label_block is not None:
self.label_block.spr.move((pos[0] + self.label_xy[0],
pos[1] + self.label_xy[1]))
def reset_3D(self):
self._3Dx, self._3Dy, self._3Dz = 0.0, 0.0, 0.0
self._direction = [0.0, 1.0, 0.0]
self._roll, self._pitch = 0.0, 0.0
self._points = [[0., 0., 0.]]
self._points_penstate = [1]
def right(self, degrees, share=True):
#print 'taturtle.py: def right'
''' Rotate turtle clockwise '''
self._heading += degrees
self._heading %= 360
self._update_sprite_heading()
if self._turtles.turtle_window.sharing() and share:
event = 'r|%s' % (data_to_string([self._turtles.turtle_window.nick,
round_int(self._heading)]))
self._turtles.turtle_window.send_event(event)
def left(self, degrees, share=True):
#print 'taturtle.py: def left'
degrees = 0 - degrees
self.right(degrees, share)
def _draw_line(self, old, new, pendown):
#print 'taturtle.py: def _draw_line'
if self._pen_state and pendown:
self._turtles.turtle_window.canvas.set_source_rgb()
pos1 = self._turtles.turtle_to_screen_coordinates(old)
pos2 = self._turtles.turtle_to_screen_coordinates(new)
self._turtles.turtle_window.canvas.draw_line(pos1[0], pos1[1],
pos2[0], pos2[1])
if self._pen_fill:
if self._poly_points == []:
self._poly_points.append(('move', pos1[0], pos1[1]))
self._poly_points.append(('line', pos2[0], pos2[1]))
def draw_obj(self, file_name):
vertices = []
lines = []
file_handle = open(file_name, 'r')
for line in file_handle:
temp = line.split()
if temp[0] == 'v':
vertices.append([float(temp[1]), float(temp[2]), float(temp[3])])
if temp[0] == 'l':
lines.append([int(temp[1]), int(temp[2])])
width = self._turtles.turtle_window.width
height = self._turtles.turtle_window.height
for line in lines:
source = vertices[line[0] - 1]
dest = vertices[line[1] - 1]
source_point = Point3D(source[0], source[1], source[2])
p1 = source_point.project(width, height, 512, 512)
pair1 = [p1.x, p1.y]
pos1 = self._turtles.screen_to_turtle_coordinates(pair1)
dest_point = Point3D(dest[0], dest[1], dest[2])
p2 = dest_point.project(width, height, 512, 512)
pair2 = [p2.x, p2.y]
pos2 = self._turtles.screen_to_turtle_coordinates(pair2)
self._draw_line(pos1, pos2, True)
self.move_turtle((pos2[0], pos2[1]))
return vertices, lines
def forward(self, distance, share=True):
#print 'taturtle.py: def forward'
scaled_distance = distance * self._turtles.turtle_window.coord_scale
old = self.get_xy() #Projected Point
old_3D = self.get_3Dpoint() #Actual Point
#xcor = old[0] + scaled_distance * sin(self._heading * DEGTOR)
#ycor = old[1] + scaled_distance * cos(self._heading * DEGTOR)
xcor = old_3D[0] + scaled_distance * self._direction[0]
ycor = old_3D[1] + scaled_distance * self._direction[1]
zcor = old_3D[2] + scaled_distance * self._direction[2]
width = self._turtles.turtle_window.width
height = self._turtles.turtle_window.height
old_point = Point3D(old_3D[0], old_3D[1], old_3D[2]) # Old point as Point3D object
p = old_point.project(width, height, 512, 512) # Projected Old Point
new_x, new_y = p.x, p.y
pair1 = [new_x, new_y]
pos1 = self._turtles.screen_to_turtle_coordinates(pair1)
'''
for i, val in enumerate(old_3D):
if (abs(val) < 0.0001):
old_3D[i] = 0.
old_3D[i] = round(old_3D[i], 2)
self._points.append([old_3D[0], old_3D[1], old_3D[2]])
if (self._pen_state):
self._points_penstate.append(1)
else:
self._points_penstate.append(0)
'''
self._3Dx, self._3Dy, self._3Dz = xcor, ycor, zcor
self.store_data()
new_point = Point3D(xcor, ycor, zcor) # New point as 3D object
p = new_point.project(width, height, 512, 512) # Projected New Point
new_x, new_y = p.x, p.y
pair2 = [new_x, new_y]
pos2 = self._turtles.screen_to_turtle_coordinates(pair2)
#print 'new = ', new_point.x, new_point.y, new_point.z
self._draw_line(pos1, pos2, True)
#self.move_turtle((xcor, ycor))
self.move_turtle((pos2[0], pos2[1]))
if self._turtles.turtle_window.sharing() and share:
event = 'f|%s' % (data_to_string([self._turtles.turtle_window.nick,
int(distance)]))
self._turtles.turtle_window.send_event(event)
def backward(self, distance, share=True):
#print 'taturtle.py: def backward'
distance = 0 - distance
self.forward(distance, share)
def set_xy(self, x, y, share=True, pendown=True, dragging=False):
#print 'taturtle.py: def set_xy'
old = self.get_xy()
if dragging:
xcor = x
ycor = y
else:
xcor = x * self._turtles.turtle_window.coord_scale
ycor = y * self._turtles.turtle_window.coord_scale
self._draw_line(old, (xcor, ycor), pendown)
self.move_turtle((xcor, ycor))
if self._turtles.turtle_window.sharing() and share:
event = 'x|%s' % (data_to_string([self._turtles.turtle_window.nick,
[round_int(xcor),
round_int(ycor)]]))
self._turtles.turtle_window.send_event(event)
def set_xyz(self, x, y, z):
''' Set the x, y and z coordinates '''
self._3Dx, self._3Dy, self._3Dz = x, y, z
self.store_data()
point_3D = Point3D(x, y, z)
width = self._turtles.turtle_window.width
height = self._turtles.turtle_window.height
p = point_3D.project(width, height, 512, 512)
new_x, new_y = p.x, p.y
pair = [new_x, new_y]
pos = self._turtles.screen_to_turtle_coordinates(pair)
self.set_xy(pos[0], pos[1])
def store_data(self):
if(abs(self._3Dx) < 0.0001):
self._3Dx = 0.
if(abs(self._3Dy) < 0.0001):
self._3Dy = 0.
if(abs(self._3Dz) < 0.0001):
self._3Dz = 0.
self._3Dx = round(self._3Dx, 2)
self._3Dy = round(self._3Dy, 2)
self._3Dz = round(self._3Dz, 2)
self._points.append([self._3Dx, self._3Dy, self._3Dz])
if (self._pen_state):
self._points_penstate.append(1)
else:
self._points_penstate.append(0)
def arc(self, a, r, share=True):
#print 'taturtle.py: def arc'
''' Draw an arc '''
if self._pen_state:
self._turtles.turtle_window.canvas.set_source_rgb()
if a < 0:
pos = self.larc(-a, r)
else:
pos = self.rarc(a, r)
self.move_turtle(pos)
if self._turtles.turtle_window.sharing() and share:
event = 'a|%s' % (data_to_string([self._turtles.turtle_window.nick,
[round_int(a), round_int(r)]]))
self._turtles.turtle_window.send_event(event)
def rarc(self, a, r):
#print 'taturtle.py: def rarc'
''' draw a clockwise arc '''
r *= self._turtles.turtle_window.coord_scale
if r < 0:
r = -r
a = -a
pos = self.get_xy()
cx = pos[0] + r * cos(self._heading * DEGTOR)
cy = pos[1] - r * sin(self._heading * DEGTOR)
if self._pen_state:
npos = self._turtles.turtle_to_screen_coordinates((cx, cy))
self._turtles.turtle_window.canvas.rarc(npos[0], npos[1], r, a,
self._heading)
if self._pen_fill:
self._poly_points.append(('move', npos[0], npos[1]))
self._poly_points.append(('rarc', npos[0], npos[1], r,
(self._heading - 180) * DEGTOR,
(self._heading - 180 + a) * DEGTOR))
self.right(a, False)
return [cx - r * cos(self._heading * DEGTOR),
cy + r * sin(self._heading * DEGTOR)]
def larc(self, a, r):
#print 'taturtle.py: def larc'
''' draw a counter-clockwise arc '''
r *= self._turtles.turtle_window.coord_scale
if r < 0:
r = -r
a = -a
pos = self.get_xy()
cx = pos[0] - r * cos(self._heading * DEGTOR)
cy = pos[1] + r * sin(self._heading * DEGTOR)
if self._pen_state:
npos = self._turtles.turtle_to_screen_coordinates((cx, cy))
self._turtles.turtle_window.canvas.larc(npos[0], npos[1], r, a,
self._heading)
if self._pen_fill:
self._poly_points.append(('move', npos[0], npos[1]))
self._poly_points.append(('larc', npos[0], npos[1], r,
(self._heading) * DEGTOR,
(self._heading - a) * DEGTOR))
self.right(-a, False)
return [cx + r * cos(self._heading * DEGTOR),
cy - r * sin(self._heading * DEGTOR)]
def draw_pixbuf(self, pixbuf, a, b, x, y, w, h, path, share=True):
#print 'taturtle.py: def draw_pixbuf'
''' Draw a pixbuf '''
self._turtles.turtle_window.canvas.draw_pixbuf(
pixbuf, a, b, x, y, w, h, self._heading)
if self._turtles.turtle_window.sharing() and share:
if self._turtles.turtle_window.running_sugar:
tmp_path = get_path(self._turtles.turtle_window.activity,
'instance')
else:
tmp_path = '/tmp'
tmp_file = os.path.join(
get_path(self._turtles.turtle_window.activity, 'instance'),
'tmpfile.png')
pixbuf.save(tmp_file, 'png', {'quality': '100'})
data = image_to_base64(tmp_file, tmp_path)
height = pixbuf.get_height()
width = pixbuf.get_width()
pos = self._turtles.screen_to_turtle_coordinates((x, y))
event = 'P|%s' % (data_to_string([self._turtles.turtle_window.nick,
[round_int(a), round_int(b),
round_int(pos[0]),
round_int(pos[1]),
round_int(w), round_int(h),
round_int(width),
round_int(height),
data]]))
gobject.idle_add(self._turtles.turtle_window.send_event, event)
os.remove(tmp_file)
def draw_text(self, label, x, y, size, w, share=True):
#print 'taturtle.py: def draw_text'
''' Draw text '''
self._turtles.turtle_window.canvas.draw_text(
label, x, y, size, w, self._heading,
self._turtles.turtle_window.coord_scale)
if self._turtles.turtle_window.sharing() and share:
event = 'W|%s' % (data_to_string([self._turtles.turtle_window.nick,
[label, round_int(x),
round_int(y), round_int(size),
round_int(w)]]))
self._turtles.turtle_window.send_event(event)
def read_pixel(self):
#print 'taturtle.py: def read_pixel'
""" Read r, g, b, a from the canvas and push b, g, r to the stack """
r, g, b, a = self.get_pixel()
self._turtles.turtle_window.lc.heap.append(b)
self._turtles.turtle_window.lc.heap.append(g)
self._turtles.turtle_window.lc.heap.append(r)
def get_color_index(self):
#print 'taturtle.py: def get_color_index'
r, g, b, a = self.get_pixel()
color_index = self._turtles.turtle_window.canvas.get_color_index(
r, g, b)
return color_index
def get_name(self):
#print 'taturtle.py: def get_name'
return self._name
def get_xy(self):
#print 'taturtle.py: def get_xy'
return [self._x, self._y]
def get_3Dpoint(self):
return [self._3Dx, self._3Dy, self._3Dz]
def get_x(self):
#print 'taturtle.py: def get_x'
return self._3Dx
def get_y(self):
#print 'taturtle.py: def get_y'
return self._3Dy
def get_z(self):
return self._3Dz
def get_heading(self):
#print 'taturtle.py: def get_heading'
return self._heading
def get_roll(self):
return self._roll
def get_pitch(self):
return self._pitch
def get_color(self):
#print 'taturtle.py: def get_color'
return self._pen_color
def get_gray(self):
#print 'taturtle.py: def get_gray'
return self._pen_gray
def get_shade(self):
#print 'taturtle.py: def get_shade'
return self._pen_shade
def get_pen_size(self):
#print 'taturtle.py: def get_pen_size'
return self._pen_size
def get_pen_state(self):
#print 'taturtle.py: def get_pen_state'
return self._pen_state
def get_fill(self):
#print 'taturtle.py: def get_fill'
return self._pen_fill
def get_poly_points(self):
#print 'taturtle.py: def get_poly_points'
return self._poly_points
def get_pixel(self):
#print 'taturtle.py: def get_pixel'
pos = self._turtles.turtle_to_screen_coordinates(self.get_xy())
return self._turtles.turtle_window.canvas.get_pixel(pos[0], pos[1])
def get_drag_radius(self):
#print 'taturtle.py: def get_drag_radius'
if self._drag_radius is None:
self._calculate_sizes()
return self._drag_radius
class Turtle:
def __init__(self, turtles, turtle_name, turtle_colors=None):
''' The turtle is not a block, just a sprite with an orientation '''
self.spr = None
self.label_block = None
self._turtles = turtles
self._shapes = []
self._custom_shapes = False
self._name = turtle_name
self._hidden = False
self._remote = False
self._x = 0.0
self._y = 0.0
self._heading = 0.0
self._half_width = 0
self._half_height = 0
self._drag_radius = None
self._pen_shade = 50
self._pen_color = 0
self._pen_gray = 100
if self._turtles.turtle_window.coord_scale == 1:
self._pen_size = 5
else:
self._pen_size = 1
self._pen_state = True
self._pen_fill = False
self._poly_points = []
self._prep_shapes(turtle_name, self._turtles, turtle_colors)
# Create a sprite for the turtle in interactive mode.
if turtles.sprite_list is not None:
self.spr = Sprite(self._turtles.sprite_list, 0, 0, self._shapes[0])
self._calculate_sizes()
# Choose a random angle from which to attach the turtle
# label to be used when sharing.
angle = uniform(0, pi * 4 / 3.0) # 240 degrees
width = self._shapes[0].get_width()
radius = width * 0.67
# Restrict the angle to the sides: 30-150; 210-330
if angle > pi * 2 / 3.0:
angle += pi / 2.0 # + 90
self.label_xy = [
int(radius * sin(angle)),
int(radius * cos(angle) + width / 2.0)
]
else:
angle += pi / 6.0 # + 30
self.label_xy = [
int(radius * sin(angle) + width / 2.0),
int(radius * cos(angle) + width / 2.0)
]
self._turtles.add_to_dict(turtle_name, self)
def _calculate_sizes(self):
self._half_width = int(self.spr.rect.width / 2.0)
self._half_height = int(self.spr.rect.height / 2.0)
self._drag_radius = ((self._half_width * self._half_width) +
(self._half_height * self._half_height)) / 6
def set_remote(self):
self._remote = True
def get_remote(self):
return self._remote
def _prep_shapes(self, name, turtles=None, turtle_colors=None):
# If the turtle name is an int, we'll use a palette color as the
# turtle color
try:
int_key = int(name)
use_color_table = True
except ValueError:
use_color_table = False
if turtle_colors is not None:
self.colors = turtle_colors[:]
self._shapes = generate_turtle_pixbufs(self.colors)
elif use_color_table:
fill = wrap100(int_key)
stroke = wrap100(fill + 10)
self.colors = [
'#%06x' % (COLOR_TABLE[fill]),
'#%06x' % (COLOR_TABLE[stroke])
]
self._shapes = generate_turtle_pixbufs(self.colors)
else:
if turtles is not None:
self.colors = DEFAULT_TURTLE_COLORS
self._shapes = turtles.get_pixbufs()
def set_turtle_colors(self, turtle_colors):
''' reset the colors of a preloaded turtle '''
if turtle_colors is not None:
self.colors = turtle_colors[:]
self._shapes = generate_turtle_pixbufs(self.colors)
self.set_heading(self._heading, share=False)
def set_shapes(self, shapes, i=0):
''' Reskin the turtle '''
n = len(shapes)
if n == 1 and i > 0: # set shape[i]
if i < len(self._shapes):
self._shapes[i] = shapes[0]
elif n == SHAPES: # all shapes have been precomputed
self._shapes = shapes[:]
else: # rotate shapes
if n != 1:
debug_output("%d images passed to set_shapes: ignoring" % (n),
self._turtles.turtle_window.running_sugar)
if self._heading == 0.0: # rotate the shapes
images = []
w, h = shapes[0].get_width(), shapes[0].get_height()
nw = nh = int(sqrt(w * w + h * h))
for i in range(SHAPES):
surface = cairo.ImageSurface(cairo.FORMAT_ARGB32, nw, nh)
context = cairo.Context(surface)
context = gtk.gdk.CairoContext(context)
context.translate(nw / 2.0, nh / 2.0)
context.rotate(i * 10 * pi / 180.)
context.translate(-nw / 2.0, -nh / 2.0)
context.set_source_pixbuf(shapes[0], (nw - w) / 2.0,
(nh - h) / 2.0)
context.rectangle(0, 0, nw, nh)
context.fill()
images.append(surface)
self._shapes = images[:]
else: # associate shape with image at current heading
j = int(self._heading + 5) % 360 / (360 / SHAPES)
self._shapes[j] = shapes[0]
self._custom_shapes = True
self.show()
self._calculate_sizes()
def reset_shapes(self):
''' Reset the shapes to the standard turtle '''
if self._custom_shapes:
self._shapes = generate_turtle_pixbufs(self.colors)
self._custom_shapes = False
self._calculate_sizes()
def set_heading(self, heading, share=True):
''' Set the turtle heading (one shape per 360/SHAPES degrees) '''
try:
self._heading = heading
except (TypeError, ValueError):
debug_output('bad value sent to %s' % (__name__),
self._turtles.turtle_window.running_sugar)
return
self._heading %= 360
self._update_sprite_heading()
if self._turtles.turtle_window.sharing() and share:
event = 'r|%s' % (data_to_string(
[self._turtles.turtle_window.nick,
round_int(self._heading)]))
self._turtles.turtle_window.send_event(event)
def _update_sprite_heading(self):
''' Update the sprite to reflect the current heading '''
i = (int(self._heading + 5) % 360) / (360 / SHAPES)
if not self._hidden and self.spr is not None:
try:
self.spr.set_shape(self._shapes[i])
except IndexError:
self.spr.set_shape(self._shapes[0])
def set_color(self, color=None, share=True):
''' Set the pen color for this turtle. '''
# Special case for color blocks
if color is not None and color in COLORDICT:
self.set_shade(COLORDICT[color][1], share)
self.set_gray(COLORDICT[color][2], share)
if COLORDICT[color][0] is not None:
self.set_color(COLORDICT[color][0], share)
color = COLORDICT[color][0]
else:
color = self._pen_color
elif color is None:
color = self._pen_color
try:
self._pen_color = color
except (TypeError, ValueError):
debug_output('bad value sent to %s' % (__name__),
self._turtles.turtle_window.running_sugar)
return
self._turtles.turtle_window.canvas.set_fgcolor(shade=self._pen_shade,
gray=self._pen_gray,
color=self._pen_color)
if self._turtles.turtle_window.sharing() and share:
event = 'c|%s' % (data_to_string(
[self._turtles.turtle_window.nick,
round_int(self._pen_color)]))
self._turtles.turtle_window.send_event(event)
def set_gray(self, gray=None, share=True):
''' Set the pen gray level for this turtle. '''
if gray is not None:
try:
self._pen_gray = gray
except (TypeError, ValueError):
debug_output('bad value sent to %s' % (__name__),
self._turtles.turtle_window.running_sugar)
return
if self._pen_gray < 0:
self._pen_gray = 0
if self._pen_gray > 100:
self._pen_gray = 100
self._turtles.turtle_window.canvas.set_fgcolor(shade=self._pen_shade,
gray=self._pen_gray,
color=self._pen_color)
if self._turtles.turtle_window.sharing() and share:
event = 'g|%s' % (data_to_string(
[self._turtles.turtle_window.nick,
round_int(self._pen_gray)]))
self._turtles.turtle_window.send_event(event)
def set_shade(self, shade=None, share=True):
''' Set the pen shade for this turtle. '''
if shade is not None:
try:
self._pen_shade = shade
except (TypeError, ValueError):
debug_output('bad value sent to %s' % (__name__),
self._turtles.turtle_window.running_sugar)
return
self._turtles.turtle_window.canvas.set_fgcolor(shade=self._pen_shade,
gray=self._pen_gray,
color=self._pen_color)
if self._turtles.turtle_window.sharing() and share:
event = 's|%s' % (data_to_string(
[self._turtles.turtle_window.nick,
round_int(self._pen_shade)]))
self._turtles.turtle_window.send_event(event)
def set_pen_size(self, pen_size=None, share=True):
''' Set the pen size for this turtle. '''
if pen_size is not None:
try:
self._pen_size = max(0, pen_size)
except (TypeError, ValueError):
debug_output('bad value sent to %s' % (__name__),
self._turtles.turtle_window.running_sugar)
return
self._turtles.turtle_window.canvas.set_pen_size(
self._pen_size * self._turtles.turtle_window.coord_scale)
if self._turtles.turtle_window.sharing() and share:
event = 'w|%s' % (data_to_string(
[self._turtles.turtle_window.nick,
round_int(self._pen_size)]))
self._turtles.turtle_window.send_event(event)
def set_pen_state(self, pen_state=None, share=True):
''' Set the pen state (down==True) for this turtle. '''
if pen_state is not None:
self._pen_state = pen_state
if self._turtles.turtle_window.sharing() and share:
event = 'p|%s' % (data_to_string(
[self._turtles.turtle_window.nick, self._pen_state]))
self._turtles.turtle_window.send_event(event)
def set_fill(self, state=False):
self._pen_fill = state
if not self._pen_fill:
self._poly_points = []
def set_poly_points(self, poly_points=None):
if poly_points is not None:
self._poly_points = poly_points[:]
def start_fill(self):
self._pen_fill = True
self._poly_points = []
def stop_fill(self, share=True):
self._pen_fill = False
if len(self._poly_points) == 0:
return
self._turtles.turtle_window.canvas.fill_polygon(self._poly_points)
if self._turtles.turtle_window.sharing() and share:
shared_poly_points = []
for p in self._poly_points:
x, y = self._turtles.turtle_to_screen_coordinates((p[1], p[2]))
if p[0] in ['move', 'line']:
shared_poly_points.append((p[0], x, y))
elif p[0] in ['rarc', 'larc']:
shared_poly_points.append((p[0], x, y, p[3], p[4], p[5]))
event = 'F|%s' % (data_to_string(
[self._turtles.turtle_window.nick, shared_poly_points]))
self._turtles.turtle_window.send_event(event)
self._poly_points = []
def hide(self):
if self.spr is not None:
self.spr.hide()
if self.label_block is not None:
self.label_block.spr.hide()
self._hidden = True
def show(self):
if self.spr is not None:
self.spr.set_layer(TURTLE_LAYER)
self._hidden = False
self.move_turtle_spr((self._x, self._y))
self.set_heading(self._heading, share=False)
if self.label_block is not None:
self.label_block.spr.set_layer(TURTLE_LAYER + 1)
def move_turtle(self, pos=None):
''' Move the turtle's position '''
if pos is None:
pos = self.get_xy()
self._x, self._y = pos[0], pos[1]
if self.spr is not None:
self.move_turtle_spr(pos)
def move_turtle_spr(self, pos):
''' Move the turtle's sprite '''
pos = self._turtles.turtle_to_screen_coordinates(pos)
pos[0] -= self._half_width
pos[1] -= self._half_height
if not self._hidden and self.spr is not None:
self.spr.move(pos)
if self.label_block is not None:
self.label_block.spr.move(
(pos[0] + self.label_xy[0], pos[1] + self.label_xy[1]))
def right(self, degrees, share=True):
''' Rotate turtle clockwise '''
try:
self._heading += degrees
except (TypeError, ValueError):
debug_output('bad value sent to %s' % (__name__),
self._turtles.turtle_window.running_sugar)
return
self._heading %= 360
self._update_sprite_heading()
if self._turtles.turtle_window.sharing() and share:
event = 'r|%s' % (data_to_string(
[self._turtles.turtle_window.nick,
round_int(self._heading)]))
self._turtles.turtle_window.send_event(event)
def _draw_line(self, old, new, pendown):
if self._pen_state and pendown:
self._turtles.turtle_window.canvas.set_source_rgb()
pos1 = self._turtles.turtle_to_screen_coordinates(old)
pos2 = self._turtles.turtle_to_screen_coordinates(new)
self._turtles.turtle_window.canvas.draw_line(
pos1[0], pos1[1], pos2[0], pos2[1])
if self._pen_fill:
if self._poly_points == []:
self._poly_points.append(('move', pos1[0], pos1[1]))
self._poly_points.append(('line', pos2[0], pos2[1]))
def forward(self, distance, share=True):
scaled_distance = distance * self._turtles.turtle_window.coord_scale
old = self.get_xy()
try:
xcor = old[0] + scaled_distance * sin(self._heading * DEGTOR)
ycor = old[1] + scaled_distance * cos(self._heading * DEGTOR)
except (TypeError, ValueError):
debug_output('bad value sent to %s' % (__name__),
self._turtles.turtle_window.running_sugar)
return
self._draw_line(old, (xcor, ycor), True)
self.move_turtle((xcor, ycor))
if self._turtles.turtle_window.sharing() and share:
event = 'f|%s' % (data_to_string(
[self._turtles.turtle_window.nick,
int(distance)]))
self._turtles.turtle_window.send_event(event)
def set_xy(self, x, y, share=True, pendown=True, dragging=False):
old = self.get_xy()
try:
if dragging:
xcor = x
ycor = y
else:
xcor = x * self._turtles.turtle_window.coord_scale
ycor = y * self._turtles.turtle_window.coord_scale
except (TypeError, ValueError):
debug_output('bad value sent to %s' % (__name__),
self._turtles.turtle_window.running_sugar)
return
self._draw_line(old, (xcor, ycor), pendown)
self.move_turtle((xcor, ycor))
if self._turtles.turtle_window.sharing() and share:
event = 'x|%s' % (data_to_string([
self._turtles.turtle_window.nick,
[round_int(xcor), round_int(ycor)]
]))
self._turtles.turtle_window.send_event(event)
def arc(self, a, r, share=True):
''' Draw an arc '''
if self._pen_state:
self._turtles.turtle_window.canvas.set_source_rgb()
try:
if a < 0:
pos = self.larc(-a, r)
else:
pos = self.rarc(a, r)
except (TypeError, ValueError):
debug_output('bad value sent to %s' % (__name__),
self._turtles.turtle_window.running_sugar)
return
self.move_turtle(pos)
if self._turtles.turtle_window.sharing() and share:
event = 'a|%s' % (data_to_string([
self._turtles.turtle_window.nick, [round_int(a),
round_int(r)]
]))
self._turtles.turtle_window.send_event(event)
def rarc(self, a, r):
''' draw a clockwise arc '''
r *= self._turtles.turtle_window.coord_scale
if r < 0:
r = -r
a = -a
pos = self.get_xy()
cx = pos[0] + r * cos(self._heading * DEGTOR)
cy = pos[1] - r * sin(self._heading * DEGTOR)
if self._pen_state:
npos = self._turtles.turtle_to_screen_coordinates((cx, cy))
self._turtles.turtle_window.canvas.rarc(npos[0], npos[1], r, a,
self._heading)
if self._pen_fill:
if self._poly_points == []:
self._poly_points.append(('move', npos[0], npos[1]))
self._poly_points.append(
('rarc', npos[0], npos[1], r,
(self._heading - 180) * DEGTOR,
(self._heading - 180 + a) * DEGTOR))
self.right(a, False)
return [
cx - r * cos(self._heading * DEGTOR),
cy + r * sin(self._heading * DEGTOR)
]
def larc(self, a, r):
''' draw a counter-clockwise arc '''
r *= self._turtles.turtle_window.coord_scale
if r < 0:
r = -r
a = -a
pos = self.get_xy()
cx = pos[0] - r * cos(self._heading * DEGTOR)
cy = pos[1] + r * sin(self._heading * DEGTOR)
if self._pen_state:
npos = self._turtles.turtle_to_screen_coordinates((cx, cy))
self._turtles.turtle_window.canvas.larc(npos[0], npos[1], r, a,
self._heading)
if self._pen_fill:
if self._poly_points == []:
self._poly_points.append(('move', npos[0], npos[1]))
self._poly_points.append(
('larc', npos[0], npos[1], r, (self._heading) * DEGTOR,
(self._heading - a) * DEGTOR))
self.right(-a, False)
return [
cx + r * cos(self._heading * DEGTOR),
cy - r * sin(self._heading * DEGTOR)
]
def draw_pixbuf(self, pixbuf, a, b, x, y, w, h, path, share=True):
''' Draw a pixbuf '''
self._turtles.turtle_window.canvas.draw_pixbuf(pixbuf, a, b, x, y, w,
h, self._heading)
if self._turtles.turtle_window.sharing() and share:
if self._turtles.turtle_window.running_sugar:
tmp_path = get_path(self._turtles.turtle_window.activity,
'instance')
else:
tmp_path = '/tmp'
tmp_file = os.path.join(
get_path(self._turtles.turtle_window.activity, 'instance'),
'tmpfile.png')
pixbuf.save(tmp_file, 'png', {'quality': '100'})
data = image_to_base64(tmp_file, tmp_path)
height = pixbuf.get_height()
width = pixbuf.get_width()
pos = self._turtles.screen_to_turtle_coordinates((x, y))
event = 'P|%s' % (data_to_string([
self._turtles.turtle_window.nick,
[
round_int(a),
round_int(b),
round_int(pos[0]),
round_int(pos[1]),
round_int(w),
round_int(h),
round_int(width),
round_int(height), data
]
]))
gobject.idle_add(self._turtles.turtle_window.send_event, event)
os.remove(tmp_file)
def draw_text(self, label, x, y, size, w, share=True):
''' Draw text '''
self._turtles.turtle_window.canvas.draw_text(
label, x, y, size, w, self._heading,
self._turtles.turtle_window.coord_scale)
if self._turtles.turtle_window.sharing() and share:
event = 'W|%s' % (data_to_string([
self._turtles.turtle_window.nick,
[
label,
round_int(x),
round_int(y),
round_int(size),
round_int(w)
]
]))
self._turtles.turtle_window.send_event(event)
def get_name(self):
return self._name
def get_xy(self):
return [self._x, self._y]
def get_x(self):
return self._x
def get_y(self):
return self._y
def get_heading(self):
return self._heading
def get_color(self):
return self._pen_color
def get_gray(self):
return self._pen_gray
def get_shade(self):
return self._pen_shade
def get_pen_size(self):
return self._pen_size
def get_pen_state(self):
return self._pen_state
def get_fill(self):
return self._pen_fill
def get_poly_points(self):
return self._poly_points
def get_pixel(self):
pos = self._turtles.turtle_to_screen_coordinates(self.get_xy())
return self._turtles.turtle_window.canvas.get_pixel(pos[0], pos[1])
def get_drag_radius(self):
if self._drag_radius is None:
self._calculate_sizes()
return self._drag_radius
class Game():
def __init__(self, canvas, parent=None, colors=['#A0FFA0', '#FF8080']):
self._activity = parent
self._colors = colors
self._canvas = canvas
parent.show_all()
self._canvas.add_events(Gdk.EventMask.BUTTON_PRESS_MASK)
self._canvas.connect("draw", self.__draw_cb)
self._canvas.connect("button-press-event", self._button_press_cb)
self._width = Gdk.Screen.width()
self._height = Gdk.Screen.height() - (GRID_CELL_SIZE * 1.5)
self._scale = self._height / (14.0 * DOT_SIZE * 1.2)
self._scale_gameover = self._height / (4.0 * DOT_SIZE_GAMEOVER * 1.2)
self._dot_size = int(DOT_SIZE * self._scale)
self._dot_size_gameover = int(DOT_SIZE_GAMEOVER * self._scale)
self._turtle_offset = 0
self._space = int(self._dot_size / 5.)
self._space_gameover = int(self._dot_size_gameover / 5.)
self._orientation = 0
self.level = 0
self.custom_strategy = None
self.strategies = [
BEGINNER_STRATEGY, INTERMEDIATE_STRATEGY, EXPERT_STRATEGY,
self.custom_strategy
]
self.strategy = self.strategies[self.level]
self._timeout_id = None
self.best_time = self.load_best_time()
# Generate the sprites we'll need...
self._sprites = Sprites(self._canvas)
self._dots = []
self._gameover = []
self._your_time = []
self._best_time = []
self._win_lose = []
for y in range(THIRTEEN):
for x in range(THIRTEEN):
offset_x = int((self._width - THIRTEEN * (self._dot_size + \
self._space) - self._space) / 2.)
if y % 2 == 1:
offset_x += int((self._dot_size + self._space) / 2.)
if x == 0 or y == 0 or x == THIRTEEN - 1 or y == THIRTEEN - 1:
self._dots.append(
Sprite(self._sprites,
offset_x + x * (self._dot_size + self._space),
y * (self._dot_size + self._space),
self._new_dot('#B0B0B0', self._dot_size)))
else:
self._dots.append(
Sprite(
self._sprites,
offset_x + x * (self._dot_size + self._space),
y * (self._dot_size + self._space),
self._new_dot(self._colors[FILL], self._dot_size)))
self._dots[-1].type = False # not set
# Put a turtle at the center of the screen...
self._turtle_images = []
self._rotate_turtle(self._new_turtle())
self._turtle = Sprite(self._sprites, 0, 0, self._turtle_images[0])
self._move_turtle(self._dots[int(THIRTEEN * THIRTEEN / 2)].get_xy())
# ...and initialize.
self._all_clear()
def _move_turtle(self, pos):
''' Move turtle and add its offset '''
self._turtle.move(pos)
self._turtle.move_relative(
(-self._turtle_offset, -self._turtle_offset))
def _all_clear(self):
''' Things to reinitialize when starting up a new game. '''
# Clear dots
for gameover_shape in self._gameover:
gameover_shape.hide()
for win_lose_shape in self._win_lose:
win_lose_shape.hide()
for your_time_shape in self._your_time:
your_time_shape.hide()
for highscore_shape in self._best_time:
highscore_shape.hide()
for dot in self._dots:
if dot.type:
dot.type = False
dot.set_shape(self._new_dot(self._colors[FILL],
self._dot_size))
dot.set_label('')
dot.set_layer(100)
self._turtle.set_layer(100)
# Recenter the turtle
self._move_turtle(self._dots[int(THIRTEEN * THIRTEEN / 2)].get_xy())
self._turtle.set_shape(self._turtle_images[0])
self._set_label('')
if self._timeout_id is not None:
GLib.source_remove(self._timeout_id)
self._timeout_id = None
def new_game(self, saved_state=None):
''' Start a new game. '''
self.gameover_flag = False
self.game_lost = False
self._all_clear()
# Fill in a few dots to start
for i in range(15):
n = int(uniform(0, THIRTEEN * THIRTEEN))
if self._dots[n].type is not None:
self._dots[n].type = True
self._dots[n].set_shape(
self._new_dot(self._colors[STROKE], self._dot_size))
# Calculate the distances to the edge
self._initialize_weights()
self.game_start_time = time.time()
self.strategy = self.strategies[self.level]
self._timeout_id = None
def _set_label(self, string):
''' Set the label in the toolbar or the window frame. '''
self._activity.status.set_label(string)
def _button_press_cb(self, win, event):
win.grab_focus()
x, y = list(map(int, event.get_coords()))
spr = self._sprites.find_sprite((x, y), inverse=True)
if spr == None:
return
if spr.type is not None and not spr.type:
spr.type = True
spr.set_shape(self._new_dot(self._colors[STROKE], self._dot_size))
self._weights[self._dots.index(spr)] = 1000
self._test_game_over(self._move_the_turtle())
return True
def _find_the_turtle(self):
turtle_pos = self._turtle.get_xy()
turtle_dot = None
for dot in self._dots:
pos = dot.get_xy()
# Turtle is offset
if pos[0] == turtle_pos[0] + self._turtle_offset and \
pos[1] == turtle_pos[1] + self._turtle_offset:
turtle_dot = self._dots.index(dot)
break
if turtle_dot is None:
_logger.debug('Cannot find the turtle...')
return None
return turtle_dot
def _move_the_turtle(self):
''' Move the turtle after each click '''
self._turtle_dot = self._find_the_turtle()
if self._turtle_dot is None:
return
# Given the col and row of the turtle, do something
new_dot = self._grid_to_dot(
self._my_strategy_import(self.strategy,
self._dot_to_grid(self._turtle_dot)))
self._move_turtle(self._dots[new_dot].get_xy())
# And set the orientation
self._turtle.set_shape(self._turtle_images[self._orientation])
return new_dot
def _test_game_over(self, new_dot):
''' Check to see if game is over '''
if new_dot is None:
return
if self._dots[new_dot].type is None:
# Game-over feedback
self._once_around = False
self.game_stop_time = time.time()
self.gameover_flag = True
self._happy_turtle_dance()
self._timeout_id = GLib.timeout_add(10000, self._game_over)
return True
c = int(self._turtle_dot / THIRTEEN) % 2
if self._dots[
new_dot + CIRCLE[c][0][0] + THIRTEEN * CIRCLE[c][0][1]].type and \
self._dots[
new_dot + CIRCLE[c][1][0] + THIRTEEN * CIRCLE[c][1][1]].type and \
self._dots[
new_dot + CIRCLE[c][2][0] + THIRTEEN * CIRCLE[c][2][1]].type and \
self._dots[
new_dot + CIRCLE[c][3][0] + THIRTEEN * CIRCLE[c][3][1]].type and \
self._dots[
new_dot + CIRCLE[c][4][0] + THIRTEEN * CIRCLE[c][4][1]].type and \
self._dots[
new_dot + CIRCLE[c][5][0] + THIRTEEN * CIRCLE[c][5][1]].type:
# Game-over feedback
for dot in self._dots:
dot.set_label(':)')
self.game_stop_time = time.time()
self.gameover_flag = True
self._timeout_id = GLib.timeout_add(4000, self._game_over)
return True
return False
def _game_over(self):
best_seconds = self.best_time % 60
best_minutes = self.best_time // 60
self.elapsed_time = int(self.game_stop_time - self.game_start_time)
second = self.elapsed_time % 60
minute = self.elapsed_time // 60
for dot in self._dots:
dot.hide()
self._turtle.hide()
offset_y = int(self._space_gameover / 4.)
offset_x = int((self._width - 6 * self._dot_size_gameover -
5 * self._space_gameover) / 2.)
y = 1.5
for x in range(2, 6):
self._gameover.append(
Sprite(
self._sprites,
offset_x + (x - 0.50) * self._dot_size_gameover,
y * (self._dot_size + self._space) + offset_y,
self._new_dot(self._colors[FILL],
self._dot_size_gameover)))
self._gameover[-1].type = -1 # No image
self._gameover[-1].set_label_attributes(72)
text = ["☻", " Game ", " Over ", "☻"]
self.rings(len(text), text, self._gameover)
y = 4.5
for x in range(2, 6):
self._win_lose.append(
Sprite(
self._sprites,
offset_x + (x - 0.50) * self._dot_size_gameover,
y * (self._dot_size + self._space) + offset_y,
self._new_dot(self._colors[FILL],
self._dot_size_gameover)))
self._win_lose[-1].type = -1 # No image
self._win_lose[-1].set_label_attributes(72)
text_win_best_time = ["☻", " YOU ", " WON ", "☻"]
text_lose = ["☹", " YOU ", " LOST ", "☹"]
text_win = ["☻", " GOOD ", " JOB ", "☻"]
if self.game_lost:
self.rings(len(text_lose), text_lose, self._win_lose)
elif self.elapsed_time <= self.best_time:
self.rings(len(text_win_best_time), text_win_best_time,
self._win_lose)
else:
self.rings(len(text_win), text_win, self._win_lose)
y = 7.5
for x in range(2, 5):
self._your_time.append(
Sprite(
self._sprites, offset_x + x * self._dot_size_gameover,
y * (self._dot_size + self._space),
self._new_dot(self._colors[FILL],
self._dot_size_gameover)))
self._your_time[-1].type = -1 # No image
self._your_time[-1].set_label_attributes(72)
text = [
" your ", " time: ", (' {:02d}:{:02d} '.format(minute, second))
]
self.rings(len(text), text, self._your_time)
y = 10.5
for x in range(2, 5):
self._best_time.append(
Sprite(
self._sprites, offset_x + x * self._dot_size_gameover,
y * (self._dot_size + self._space),
self._new_dot(self._colors[FILL],
self._dot_size_gameover)))
self._best_time[-1].type = -1 # No image
self._best_time[-1].set_label_attributes(72)
if self.elapsed_time <= self.best_time and not self.game_lost:
self.best_time = self.elapsed_time
best_seconds = second
best_minutes = minute
text = [
" best ", " time: ",
(' {:02d}:{:02d} '.format(best_minutes, best_seconds))
]
self.rings(len(text), text, self._best_time)
self.save_best_time()
self._timeout_id = GLib.timeout_add(7000, self.new_game)
def rings(self, num, text, shape):
i = 0
for x in range(num):
shape[x].type = -1
shape[x].set_shape(
self._new_dot(self._colors[FILL], self._dot_size_gameover))
shape[x].set_label(text[i])
shape[x].set_layer(100)
i += 1
def _grid_to_dot(self, pos):
''' calculate the dot index from a column and row in the grid '''
return pos[0] + pos[1] * THIRTEEN
def _dot_to_grid(self, dot):
''' calculate the grid column and row for a dot '''
return [dot % THIRTEEN, int(dot / THIRTEEN)]
def _happy_turtle_dance(self):
''' Turtle dances along the edge '''
self.game_lost = True
i = self._find_the_turtle()
if i == 0:
if self._once_around:
return
else:
self._once_around = True
_logger.debug(i)
x, y = self._dot_to_grid(i)
if y == 0:
x += 1
if x == 0:
y -= 1
if x == THIRTEEN - 1:
y += 1
if y == THIRTEEN - 1:
x -= 1
i = self._grid_to_dot((x, y))
self._dots[i].set_label(':)')
self._move_turtle(self._dots[i].get_xy())
self._orientation += 1
self._orientation %= 6
self._turtle.set_shape(self._turtle_images[self._orientation])
self._timeout_id = GLib.timeout_add(250, self._happy_turtle_dance)
def _ordered_weights(self, pos):
''' Returns the list of surrounding points sorted by their
distance to the edge '''
dots = self._surrounding_dots(pos)
dots_and_weights = []
for dot in dots:
dots_and_weights.append((dot, self._weights[dot]))
sorted_dots = sorted(dots_and_weights, key=lambda foo: foo[1])
for i in range(6):
dots[i] = sorted_dots[i][0]
return dots
def _daylight_ahead(self, pos):
''' Returns true if there is a straight path to the edge from
the current position/orientation '''
dots = self._surrounding_dots(pos)
while True:
dot_type = self._dots[dots[self._orientation]].type
if dot_type is None:
return True
elif dot_type:
return False
else: # keep looking
pos = self._dot_to_grid(dots[self._orientation])
dots = self._surrounding_dots(pos)
def _surrounding_dots(self, pos):
''' Returns dots surrounding a position in the grid '''
dots = []
evenodd = pos[1] % 2
for i in range(6):
col = pos[0] + CIRCLE[evenodd][i][0]
row = pos[1] + CIRCLE[evenodd][i][1]
dots.append(self._grid_to_dot((col, row)))
return dots
def _initialize_weights(self):
''' How many steps to an edge? '''
self._weights = []
for d, dot in enumerate(self._dots):
if dot.type is None:
self._weights.append(0)
elif dot.type:
self._weights.append(1000)
else:
pos = self._dot_to_grid(d)
pos2 = (THIRTEEN - pos[0], THIRTEEN - pos[1])
self._weights.append(
min(min(pos[0], pos2[0]), min(pos[1], pos2[1])))
def _my_strategy_import(self, f, arg):
''' Run Python code passed as argument '''
userdefined = {}
try:
exec(f, globals(), userdefined)
return userdefined['_turtle_strategy'](self, arg)
except ZeroDivisionError as e:
self._set_label('Python zero-divide error: {}'.format(e))
except ValueError as e:
self._set_label('Python value error: {}'.format(e))
except SyntaxError as e:
self._set_label('Python syntax error: {}'.format(e))
except NameError as e:
self._set_label('Python name error: {}'.format(e))
except OverflowError as e:
self._set_label('Python overflow error: {}'.format(e))
except TypeError as e:
self._set_label('Python type error: {}'.format(e))
except:
self._set_label('Python error')
traceback.print_exc()
return None
def __draw_cb(self, canvas, cr):
self._sprites.redraw_sprites(cr=cr)
def do_expose_event(self, event):
''' Handle the expose-event by drawing '''
# Restrict Cairo to the exposed area
cr = self._canvas.window.cairo_create()
cr.rectangle(event.area.x, event.area.y, event.area.width,
event.area.height)
cr.clip()
# Refresh sprite list
self._sprites.redraw_sprites(cr=cr)
def _destroy_cb(self, win, event):
Gtk.main_quit()
def _new_dot(self, color, dot_size):
''' generate a dot of a color color '''
self._stroke = color
self._fill = color
self._svg_width = dot_size
self._svg_height = dot_size
return svg_str_to_pixbuf(
self._header() + \
self._circle(dot_size / 2., dot_size / 2.,
dot_size / 2.) + \
self._footer())
def _new_turtle(self):
''' generate a turtle '''
self._svg_width = self._dot_size * 2
self._svg_height = self._dot_size * 2
self._stroke = '#101010'
self._fill = '#404040'
return svg_str_to_pixbuf(
self._header() + \
self._turtle() + \
self._footer())
def _rotate_turtle(self, image):
w, h = image.get_width(), image.get_height()
nw = nh = int(sqrt(w * w + h * h))
for i in range(6):
surface = cairo.ImageSurface(cairo.FORMAT_ARGB32, nw, nh)
context = cairo.Context(surface)
context.translate(w / 2., h / 2.)
context.rotate((30 + i * 60) * pi / 180.)
context.translate(-w / 2., -h / 2.)
Gdk.cairo_set_source_pixbuf(context, image, 0, 0)
context.rectangle(0, 0, nw, nh)
context.fill()
self._turtle_images.append(surface)
self._turtle_offset = int(self._dot_size / 2.)
def _header(self):
return '<svg\n' + 'xmlns:svg="http://www.w3.org/2000/svg"\n' + \
'xmlns="http://www.w3.org/2000/svg"\n' + \
'xmlns:xlink="http://www.w3.org/1999/xlink"\n' + \
'version="1.1"\n' + 'width="' + str(self._svg_width) + '"\n' + \
'height="' + str(self._svg_height) + '">\n'
def _circle(self, r, cx, cy):
return '<circle style="fill:' + str(self._fill) + ';stroke:' + \
str(self._stroke) + ';" r="' + str(r - 0.5) + '" cx="' + \
str(cx) + '" cy="' + str(cy) + '" />\n'
def _footer(self):
return '</svg>\n'
def _turtle(self):
svg = '<g\ntransform="scale(%.1f, %.1f)">\n' % (self._svg_width / 60.,
self._svg_height / 60.)
svg += '%s%s%s%s%s%s%s%s' % (
' <path d="M 27.5 48.3 ',
'C 26.9 48.3 26.4 48.2 25.9 48.2 L 27.2 50.5 L 28.6 48.2 ',
'C 28.2 48.2 27.9 48.3 27.5 48.3 Z" stroke_width="3.5" ', 'fill="',
self._fill, ';" stroke="', self._stroke, '" />\n')
svg += '%s%s%s%s%s%s%s%s%s%s' % (
' <path d="M 40.2 11.7 ', 'C 38.0 11.7 36.2 13.3 35.8 15.3 ',
'C 37.7 16.7 39.3 18.4 40.5 20.5 ',
'C 42.8 20.4 44.6 18.5 44.6 16.2 ',
'C 44.6 13.7 42.6 11.7 40.2 11.7 Z" stroke_width="3.5" ', 'fill="',
self._fill, ';" stroke="', self._stroke, '" />\n')
svg += '%s%s%s%s%s%s%s%s%s%s' % (
' <path d="M 40.7 39.9 ', 'C 39.5 42.1 37.9 44.0 35.9 45.4 ',
'C 36.4 47.3 38.1 48.7 40.2 48.7 ',
'C 42.6 48.7 44.6 46.7 44.6 44.3 ',
'C 44.6 42.0 42.9 40.2 40.7 39.9 Z" stroke_width="3.5" ', 'fill="',
self._fill, ';" stroke="', self._stroke, '" />\n')
svg += '%s%s%s%s%s%s%s%s%s%s' % (
' <path d="M 14.3 39.9 ', 'C 12.0 40.1 10.2 42.0 10.2 44.3 ',
'C 10.2 46.7 12.2 48.7 14.7 48.7 ',
'C 16.7 48.7 18.5 47.3 18.9 45.4 ',
'C 17.1 43.9 15.5 42.1 14.3 39.9 Z" stroke_width="3.5" ', 'fill="',
self._fill, ';" stroke="', self._stroke, '" />\n')
svg += '%s%s%s%s%s%s%s%s%s%s' % (
' <path d="M 19.0 15.4 ', 'C 18.7 13.3 16.9 11.7 14.7 11.7 ',
'C 12.2 11.7 10.2 13.7 10.2 16.2 ',
'C 10.2 18.5 12.1 20.5 14.5 20.6 ',
'C 15.7 18.5 17.2 16.8 19.0 15.4 Z" stroke_width="3.5" ', 'fill="',
self._fill, ';" stroke="', self._stroke, '" />\n')
svg += '%s%s%s%s%s%s%s%s%s%s%s%s' % (
' <path d="M 27.5 12.6 ', 'C 29.4 12.6 31.2 13.0 32.9 13.7 ',
'C 33.7 12.6 34.1 11.3 34.1 9.9 ', 'C 34.1 6.2 31.1 3.2 27.4 3.2 ',
'C 23.7 3.2 20.7 6.2 20.7 9.9 ',
'C 20.7 11.3 21.2 12.7 22.0 13.7 ',
'C 23.7 13.0 25.5 12.6 27.5 12.6 Z" stroke_width="3.5" ', 'fill="',
self._fill, ';" stroke="', self._stroke, '" />\n')
svg += '%s%s%s%s%s%s%s%s%s%s%s%s' % (
' <path d="M 43.1 30.4 ', 'C 43.1 35.2 41.5 39.7 38.5 43.0 ',
'C 35.6 46.4 31.6 48.3 27.5 48.3 ',
'C 23.4 48.3 19.4 46.4 16.5 43.0 ',
'C 13.5 39.7 11.9 35.2 11.9 30.4 ',
'C 11.9 20.6 18.9 12.6 27.5 12.6 ',
'C 36.1 12.6 43.1 20.6 43.1 30.4 Z" stroke_width="3.5" ', 'fill="',
self._fill, ';" stroke="', self._stroke, '" />\n')
svg += '%s%s%s%s%s' % (
' <path d="M 25.9 33.8 L 24.3 29.1 ',
'L 27.5 26.5 L 31.1 29.2 L 29.6 33.8 Z" stroke_width="3.5" ',
'fill="', self._stroke, ';" stroke="none" />\n')
svg += '%s%s%s%s%s%s' % (
' <path d="M 27.5 41.6 ',
'C 23.5 41.4 22.0 39.5 22.0 39.5 L 25.5 35.4 L 30.0 35.5 ',
'L 33.1 39.7 C 33.1 39.7 30.2 41.7 27.5 41.6 Z" ',
'stroke_width="3.5" fill="', self._stroke, ';" stroke="none" />\n')
svg += '%s%s%s%s%s%s' % (
' <path d="M 18.5 33.8 ',
'C 17.6 30.9 18.6 27.0 18.6 27.0 L 22.6 29.1 L 24.1 33.8 ',
'L 20.5 38.0 C 20.5 38.0 19.1 36.0 18.4 33.8 Z" ',
'stroke_width="3.5" fill="', self._stroke, ';" stroke="none" />\n')
svg += '%s%s%s%s%s%s' % (
' <path d="M 19.5 25.1 ', 'C 19.5 25.1 20.0 23.2 22.5 21.3 ',
'C 24.7 19.7 27.0 19.6 27.0 19.6 L 26.9 24.6 L 23.4 27.3 ',
'L 19.5 25.1 Z" stroke_width="3.5" fill="', self._stroke,
';" stroke="none" />\n')
svg += '%s%s%s%s%s%s' % (
' <path d="M 32.1 27.8 L 28.6 25.0 ',
'L 29 19.8 C 29 19.8 30.8 19.7 33.0 21.4 ',
'C 35.2 23.2 36.3 26.4 36.3 26.4 L 32.1 27.8 Z" ',
'stroke_width="3.5" fill="', self._stroke, ';" stroke="none" />\n')
svg += '%s%s%s%s%s%s' % (
' <path d="M 31.3 34.0 L 32.6 29.6 ',
'L 36.8 28.0 C 36.8 28.0 37.5 30.7 36.8 33.7 ',
'C 36.2 36.0 34.7 38.1 34.7 38.1 L 31.3 34.0 Z" ',
'stroke_width="3.5" fill="', self._stroke, ';" stroke="none" />\n')
svg += '</g>\n'
return svg
def save_best_time(self):
file_path = os.path.join(get_activity_root(), 'data', 'best-time')
best_time = [180]
if os.path.exists(file_path):
with open(file_path, "r") as fp:
best_time = fp.readlines()
int_best_time = int(best_time[0])
if not int_best_time <= self.elapsed_time and not self.game_lost:
int_best_time = self.elapsed_time
with open(file_path, "w") as fp:
fp.write(str(int_best_time))
def load_best_time(self):
file_path = os.path.join(get_activity_root(), 'data', 'best-time')
if os.path.exists(file_path):
with open(file_path, "r") as fp:
highscore = fp.readlines()
try:
return int(highscore[0])
except (ValueError, IndexError) as e:
logging.exception(e)
return 0
return 0
class Selector():
''' Selector class abstraction '''
def __init__(self, turtle_window, n):
'''This class handles the display of palette selectors (Only relevant
to GNOME version and very old versions of Sugar).
'''
self.shapes = []
self.spr = None
self._turtle_window = turtle_window
self._index = n
if not n < len(palette_names):
# Shouldn't happen, but hey...
debug_output('palette index %d is out of range' % n,
self._turtle_window.running_sugar)
self._name = 'extras'
else:
self._name = palette_names[n]
icon_pathname = None
for path in self._turtle_window.icon_paths:
if os.path.exists(os.path.join(path, '%soff.svg' % (self._name))):
icon_pathname = os.path.join(path, '%soff.svg' % (self._name))
break
if icon_pathname is not None:
off_shape = svg_str_to_pixbuf(svg_from_file(icon_pathname))
else:
off_shape = svg_str_to_pixbuf(svg_from_file(os.path.join(
self._turtle_window.icon_paths[0], 'extrasoff.svg')))
error_output('Unable to open %soff.svg' % (self._name),
self._turtle_window.running_sugar)
icon_pathname = None
for path in self._turtle_window.icon_paths:
if os.path.exists(os.path.join(path, '%son.svg' % (self._name))):
icon_pathname = os.path.join(path, '%son.svg' % (self._name))
break
if icon_pathname is not None:
on_shape = svg_str_to_pixbuf(svg_from_file(icon_pathname))
else:
on_shape = svg_str_to_pixbuf(svg_from_file(os.path.join(
self._turtle_window.icon_paths[0], 'extrason.svg')))
error_output('Unable to open %son.svg' % (self._name),
self._turtle_window.running_sugar)
self.shapes.append(off_shape)
self.shapes.append(on_shape)
x = int(ICON_SIZE * self._index)
self.spr = Sprite(self._turtle_window.sprite_list, x, 0, off_shape)
self.spr.type = 'selector'
self.spr.name = self._name
self.set_layer()
def set_shape(self, i):
if self.spr is not None and i in [0, 1]:
self.spr.set_shape(self.shapes[i])
def set_layer(self, layer=TAB_LAYER):
if self.spr is not None:
self.spr.set_layer(layer)
def hide(self):
if self.spr is not None:
self.spr.hide()
class Tile:
def __init__(self, sprites, svg, svgs, tile_type='tile', number=0):
self.highlight = [svg_str_to_pixbuf(svg)]
self.spr = Sprite(sprites, 0, 0, self.highlight[0])
for s in svgs:
self.highlight.append(svg_str_to_pixbuf(s))
self.paths = [] # [[N, E, S, W], [N, E, S, W]]
self.shape = None
self.orientation = 0
self.type = tile_type
self.number = number
self.value = 1
self.spr.set_label_color('#FF0000')
def set_value(self, value):
self.value = value
def get_value(self):
return self.value
def set_paths(self, paths):
for c in paths:
self.paths.append(c)
def get_paths(self):
return self.paths
def reset(self):
self.spr.set_layer(HIDE)
self.shape = None
self.spr.set_shape(self.highlight[0])
while self.orientation != 0:
self.rotate_clockwise()
def set_shape(self, path):
if self.shape is None:
self.spr.set_shape(self.highlight[path + 1])
self.shape = path
elif self.shape != path:
self.spr.set_shape(self.highlight[-1])
def rotate_clockwise(self):
""" rotate the tile and its paths """
for i in range(len(self.paths)):
west = self.paths[i][WEST]
self.paths[i][WEST] = self.paths[i][SOUTH]
self.paths[i][SOUTH] = self.paths[i][EAST]
self.paths[i][EAST] = self.paths[i][NORTH]
self.paths[i][NORTH] = west
for h in range(len(self.highlight)):
self.highlight[h] = self.highlight[h].rotate_simple(270)
self.spr.set_shape(self.highlight[0])
self.orientation += 90
self.orientation %= 360
def show_tile(self):
self.spr.set_layer(CARDS)
def hide(self):
self.spr.move((-self.spr.get_dimensions()[0], 0))
class Game():
''' OLPC XO man color changer designed in memory of Nat Jacobson '''
def __init__(self, canvas, parent=None, mycolors=['#A0FFA0', '#FF8080']):
self._activity = parent
self.colors = [mycolors[0]]
self.colors.append(mycolors[1])
self._canvas = canvas
if parent is not None:
parent.show_all()
self._parent = parent
self._canvas.connect("draw", self.__draw_cb)
self._canvas.add_events(Gdk.EventMask.BUTTON_PRESS_MASK)
self._canvas.connect("button-press-event", self._button_press_cb)
self._canvas.add_events(Gdk.EventMask.BUTTON_RELEASE_MASK)
self._canvas.connect('button-release-event', self._button_release_cb)
self._canvas.add_events(Gdk.EventMask.POINTER_MOTION_MASK)
self._canvas.connect("motion-notify-event", self._mouse_move_cb)
self._width = Gdk.Screen.width()
self._height = Gdk.Screen.height() - GRID_CELL_SIZE
self._scale = self._width / 1200.
self.press = None
self.dragpos = [0, 0]
self.startpos = [0, 0]
self._dot_cache = {}
self._xo_cache = {}
self._radius = 22.5
self._stroke_width = 9.5
# Generate the sprites we'll need...
self._sprites = Sprites(self._canvas)
self._dots = []
self._xo_man = None
self._generate_bg('#FFF')
# First dot, starting angle
self._cxy = [self._width / 2, self._height / 2]
self._xy = [
self._width / 2 + 120 * self._scale,
self._height / 2 - self._radius * self._scale
]
self._angle = 0
self._dot_size_plus = self._radius * 3 * self._scale
self._min = -self._dot_size_plus / 3
self._max = self._height - (self._dot_size_plus / 2.2)
self._zones = []
self._calc_zones()
self._generate_spiral()
def _calc_zones(self):
for color in colors:
rgb1 = _from_hex(color[0])
rgb2 = _from_hex(color[1])
dv = _contrast(rgb1, rgb2)
dh = _delta_hue(rgb1, rgb2)
self._zones.append(_zone(dv, dh))
def _calc_next_dot_position(self):
''' calculate spiral coordinates '''
dx = self._xy[0] - self._cxy[0]
dy = self._xy[1] - self._cxy[1]
r = sqrt(dx * dx + dy * dy)
c = 2 * r * pi
a = atan2(dy, dx)
da = (self._dot_size_plus / c) * 2 * pi
a += da
r += self._dot_size_plus / (c / self._dot_size_plus)
self._xy[0] = r * cos(a) + self._cxy[0]
self._xy[1] = r * sin(a) + self._cxy[1]
if self._xy[1] < self._min or self._xy[1] > self._max:
self._calc_next_dot_position()
def _generate_spiral(self):
''' Make a new set of dots for a sprial '''
for z in range(4):
for i in range(len(colors)):
if self._zones[i] == z:
self._dots.append(
Sprite(self._sprites, self._xy[0], self._xy[1],
self._new_dot(colors[i])))
self._dots[-1].type = i
self._calc_next_dot_position()
if self._xo_man is None:
x = 510 * self._scale
y = 280 * self._scale
self._xo_man = Sprite(self._sprites, x, y,
self._new_xo_man(self.colors))
self._xo_man.type = None
def move_dot(self, i, x, y):
self._dots[i].move((x, y))
def get_dot_xy(self, i):
return self._dots[i].get_xy()
def move_xo_man(self, x, y):
self._xo_man.move((x, y))
def get_xo_man_xy(self):
return self._xo_man.get_xy()
def rotate(self):
x, y = self._dots[0].get_xy()
for i in range(len(colors) - 1):
self._dots[i].move(self._dots[i + 1].get_xy())
self._dots[-1].move((x, y))
def _generate_bg(self, color):
''' a background color '''
self._bg = Sprite(self._sprites, 0, 0, self._new_background(color))
self._bg.set_layer(0)
self._bg.type = None
def adj_background(self, color):
''' Change background '''
self._bg.set_image(self._new_background(color))
self._bg.set_layer(0)
def _button_press_cb(self, win, event):
win.grab_focus()
x, y = map(int, event.get_coords())
self.dragpos = [x, y]
spr = self._sprites.find_sprite((x, y))
if spr == None or spr == self._bg:
return
self.startpos = spr.get_xy()
self.press = spr
def _mouse_move_cb(self, win, event):
""" Drag a rule with the mouse. """
if self.press is None:
self.dragpos = [0, 0]
return True
win.grab_focus()
x, y = map(int, event.get_coords())
dx = x - self.dragpos[0]
dy = y - self.dragpos[1]
self.press.move_relative((dx, dy))
self.dragpos = [x, y]
def _button_release_cb(self, win, event):
if self.press == None:
return True
if _distance(self.press.get_xy(), self.startpos) < 20:
if type(self.press.type) == int:
self.i = self.press.type
self._new_surface()
self.press.move(self.startpos)
self.press = None
def _new_surface(self):
self.colors[0] = colors[self.i][0]
self.colors[1] = colors[self.i][1]
self._xo_man.set_image(self._new_xo_man(colors[self.i]))
self._xo_man.set_layer(100)
def __draw_cb(self, canvas, cr):
self._sprites.redraw_sprites(cr=cr)
def do_expose_event(self, event):
''' Handle the expose-event by drawing '''
# Restrict Cairo to the exposed area
cr = self._canvas.window.cairo_create()
cr.rectangle(event.area.x, event.area.y, event.area.width,
event.area.height)
cr.clip()
# Refresh sprite list
self._sprites.redraw_sprites(cr=cr)
def _destroy_cb(self, win, event):
Gtk.main_quit()
def _new_dot(self, color):
''' generate a dot of a color color '''
if True: # not color in self._dot_cache:
self._stroke = color[0]
self._fill = color[1]
self._svg_width = int(60 * self._scale)
self._svg_height = int(60 * self._scale)
pixbuf = svg_str_to_pixbuf(
self._header() + \
'<circle cx="%f" cy="%f" r="%f" stroke="%s" fill="%s" \
stroke-width="%f" visibility="visible" />' % (
30 * self._scale, 30 * self._scale,
self._radius * self._scale, self._stroke,
self._fill, self._stroke_width * self._scale) + \
self._footer())
surface = cairo.ImageSurface(cairo.FORMAT_ARGB32, self._svg_width,
self._svg_height)
context = cairo.Context(surface)
Gdk.cairo_set_source_pixbuf(context, pixbuf, 0, 0)
context.rectangle(0, 0, self._svg_width, self._svg_height)
context.fill()
# self._dot_cache[color] = surface
return surface # self._dot_cache[color]
def _new_background(self, color):
''' Background color '''
self._svg_width = int(self._width)
self._svg_height = int(self._height)
string = \
self._header() + \
'<rect width="%f" height="%f" x="%f" \
y="%f" fill="%s" stroke="none" visibility="visible" />' % (
self._width, self._height, 0, 0, color) + \
self._footer()
pixbuf = svg_str_to_pixbuf(string)
surface = cairo.ImageSurface(cairo.FORMAT_ARGB32, self._svg_width,
self._svg_height)
context = cairo.Context(surface)
Gdk.cairo_set_source_pixbuf(context, pixbuf, 0, 0)
context.rectangle(0, 0, self._svg_width, self._svg_height)
context.fill()
return surface
def _new_xo_man(self, color):
''' generate a xo-man of a color color '''
if True: # not color in self._xo_cache:
self._stroke = color[0]
self._fill = color[1]
self._svg_width = int(240. * self._scale)
self._svg_height = int(260. * self._scale)
string = \
self._header() + \
'<g>' + \
'<g id="XO">' + \
'<path id="Line1" d="M%f,%f C%f,%f %f,%f %f,%f" stroke="%s" \
stroke-width="%f" stroke-linecap="round" fill="none" visibility="visible" />' \
% (
165.5 * self._scale, 97 * self._scale,
120 * self._scale, 140.5 * self._scale,
120 * self._scale, 140.5 * self._scale,
74.5 * self._scale, 188 * self._scale,
self._stroke, 37 * self._scale) + \
'<path id="Line2" d="M%f,%f C%f,%f %f,%f %f,%f" stroke="%s" \
stroke-width="%f" stroke-linecap="round" fill="none" visibility="visible" />' \
% (
165.5 * self._scale, 188 * self._scale,
120 * self._scale, 140.5 * self._scale,
120 * self._scale, 140.5 * self._scale,
74.5 * self._scale, 97 * self._scale,
self._stroke, 37 * self._scale) + \
'<path id="Fill1" d="M%f,%f C%f,%f %f,%f %f,%f" stroke="%s" \
stroke-width="%f" stroke-linecap="round" fill="none" visibility="visible" />' \
% (
165.5 * self._scale, 97 * self._scale,
120 * self._scale, 140.5 * self._scale,
120 * self._scale, 140.5 * self._scale,
74.5 * self._scale, 188 * self._scale,
self._fill, 17 * self._scale) + \
'<path id="Fill2" d="M%f,%f C%f,%f %f,%f %f,%f" stroke="%s" \
stroke-width="%f" stroke-linecap="round" fill="none" visibility="visible" />' \
% (
165.5 * self._scale, 188 * self._scale,
120 * self._scale, 140.5 * self._scale,
120 * self._scale, 140.5 * self._scale,
74.5 * self._scale, 97 * self._scale,
self._fill, 17 * self._scale) + \
'<circle id="Circle" cx="%f" cy="%f" r="%f" \
fill="%s" stroke="%s" stroke-width="%f" visibility="visible" />' % (
120 * self._scale, 61.5 * self._scale,
27.5 * self._scale,
self._fill, self._stroke, 11 * self._scale) + \
'</g></g>' + \
self._footer()
pixbuf = svg_str_to_pixbuf(string)
surface = cairo.ImageSurface(cairo.FORMAT_ARGB32, self._svg_width,
self._svg_height)
context = cairo.Context(surface)
Gdk.cairo_set_source_pixbuf(context, pixbuf, 0, 0)
context.rectangle(0, 0, self._svg_width, self._svg_height)
context.fill()
# self._xo_cache[color] = surface
return surface # self._xo_cache[color]
def _header(self):
return '<svg\n' + 'xmlns:svg="http:#www.w3.org/2000/svg"\n' + \
'xmlns="http://www.w3.org/2000/svg"\n' + \
'xmlns:xlink="http://www.w3.org/1999/xlink"\n' + \
'version="1.1"\n' + 'width="' + str(self._svg_width) + '"\n' + \
'height="' + str(self._svg_height) + '">\n'
def _footer(self):
return '</svg>\n'
class PortfolioActivity(activity.Activity):
''' Make a slideshow from starred Journal entries. '''
def __init__(self, handle):
''' Initialize the toolbars and the work surface '''
super(PortfolioActivity, self).__init__(handle)
self._tmp_path = get_path(activity, 'instance')
self._hw = get_hardware()
self._setup_toolbars()
self._setup_canvas()
self._setup_workspace()
self._thumbs = []
self._thumbnail_mode = False
def _setup_canvas(self):
''' Create a canvas '''
self._canvas = gtk.DrawingArea()
self._canvas.set_size_request(gtk.gdk.screen_width(),
gtk.gdk.screen_height())
self.set_canvas(self._canvas)
self._canvas.show()
self.show_all()
self._canvas.set_flags(gtk.CAN_FOCUS)
self._canvas.add_events(gtk.gdk.BUTTON_PRESS_MASK)
self._canvas.add_events(gtk.gdk.POINTER_MOTION_MASK)
self._canvas.add_events(gtk.gdk.BUTTON_RELEASE_MASK)
self._canvas.add_events(gtk.gdk.KEY_PRESS_MASK)
self._canvas.connect("expose-event", self._expose_cb)
self._canvas.connect("button-press-event", self._button_press_cb)
self._canvas.connect("button-release-event", self._button_release_cb)
self._canvas.connect("motion-notify-event", self._mouse_move_cb)
def _setup_workspace(self):
''' Prepare to render the datastore entries. '''
self._colors = profile.get_color().to_string().split(',')
# Use the lighter color for the text background
if lighter_color(self._colors) == 0:
tmp = self._colors[0]
self._colors[0] = self._colors[1]
self._colors[1] = tmp
self._width = gtk.gdk.screen_width()
self._height = gtk.gdk.screen_height()
self._scale = gtk.gdk.screen_height() / 900.
if self._hw[0:2] == 'xo':
titlef = 18
descriptionf = 12
else:
titlef = 36
descriptionf = 24
# Generate the sprites we'll need...
self._sprites = Sprites(self._canvas)
self._title = Sprite(
self._sprites, 0, 0,
svg_str_to_pixbuf(
genblank(self._width, int(TITLEH * self._scale),
self._colors)))
self._title.set_label_attributes(int(titlef * self._scale),
rescale=False)
self._preview = Sprite(
self._sprites, int(
(self._width - int(PREVIEWW * self._scale)) / 2),
int(PREVIEWY * self._scale),
svg_str_to_pixbuf(
genblank(int(PREVIEWW * self._scale),
int(PREVIEWH * self._scale), self._colors)))
self._full_screen = Sprite(
self._sprites, int((self._width - int(FULLW * self._scale)) / 2),
int(PREVIEWY * self._scale),
svg_str_to_pixbuf(
genblank(int(FULLW * self._scale), int(FULLH * self._scale),
self._colors)))
self._description = Sprite(
self._sprites, int(DESCRIPTIONX * self._scale),
int(DESCRIPTIONY * self._scale),
svg_str_to_pixbuf(
genblank(int(self._width - (2 * DESCRIPTIONX * self._scale)),
int(DESCRIPTIONH * self._scale), self._colors)))
self._description.set_label_attributes(int(descriptionf * self._scale))
self._description2 = Sprite(
self._sprites, int(SHORTX * self._scale),
int(SHORTY * self._scale),
svg_str_to_pixbuf(
genblank(int(self._width - (2 * SHORTX * self._scale)),
int(SHORTH * self._scale), self._colors)))
self._description2.set_label_attributes(int(descriptionf *
self._scale))
self._my_canvas = Sprite(
self._sprites, 0, 0,
gtk.gdk.Pixmap(self._canvas.window, self._width, self._height, -1))
self._my_gc = self._my_canvas.images[0].new_gc()
self._my_canvas.set_layer(BOTTOM)
self._clear_screen()
self._find_starred()
self.i = 0
self._show_slide()
self._playing = False
self._rate = 10
def _setup_toolbars(self):
''' Setup the toolbars. '''
self.max_participants = 1 # no sharing
if HAVE_TOOLBOX:
toolbox = ToolbarBox()
# Activity toolbar
activity_button = ActivityToolbarButton(self)
toolbox.toolbar.insert(activity_button, 0)
activity_button.show()
self.set_toolbar_box(toolbox)
toolbox.show()
self.toolbar = toolbox.toolbar
adjust_toolbar = gtk.Toolbar()
adjust_toolbar_button = ToolbarButton(
label=_('Adjust'),
page=adjust_toolbar,
icon_name='preferences-system')
adjust_toolbar.show_all()
adjust_toolbar_button.show()
else:
# Use pre-0.86 toolbar design
primary_toolbar = gtk.Toolbar()
toolbox = activity.ActivityToolbox(self)
self.set_toolbox(toolbox)
toolbox.add_toolbar(_('Page'), primary_toolbar)
adjust_toolbar = gtk.Toolbar()
toolbox.add_toolbar(_('Adjust'), adjust_toolbar)
toolbox.show()
toolbox.set_current_toolbar(1)
self.toolbar = primary_toolbar
self._prev_button = button_factory('go-previous-inactive',
_('Prev slide'),
self._prev_cb,
self.toolbar,
accelerator='<Ctrl>P')
self._next_button = button_factory('go-next',
_('Next slide'),
self._next_cb,
self.toolbar,
accelerator='<Ctrl>N')
separator_factory(self.toolbar)
self._auto_button = button_factory('media-playlist-repeat',
_('Autoplay'), self._autoplay_cb,
self.toolbar)
if HAVE_TOOLBOX:
toolbox.toolbar.insert(adjust_toolbar_button, -1)
label = label_factory(_('Adjust playback speed'), adjust_toolbar)
label.show()
self._unit_combo = combo_factory(UNITS, TEN,
_('Adjust playback speed'),
self._unit_combo_cb, adjust_toolbar)
self._unit_combo.show()
separator_factory(self.toolbar)
self._thumb_button = button_factory('thumbs-view', _('Thumbnail view'),
self._thumbs_cb, self.toolbar)
button_factory('view-fullscreen',
_('Fullscreen'),
self.do_fullscreen_cb,
self.toolbar,
accelerator='<Alt>Return')
separator_factory(self.toolbar)
self._save_button = button_factory('save-as-html', _('Save as HTML'),
self._save_as_html_cb, self.toolbar)
if HAVE_TOOLBOX:
separator_factory(toolbox.toolbar, False, True)
stop_button = StopButton(self)
stop_button.props.accelerator = '<Ctrl>q'
toolbox.toolbar.insert(stop_button, -1)
stop_button.show()
def _expose_cb(self, win, event):
''' Have to refresh after a change in window status. '''
self._sprites.redraw_sprites()
return True
def _destroy_cb(self, win, event):
''' Clean up on the way out. '''
gtk.main_quit()
def _find_starred(self):
''' Find all the favorites in the Journal. '''
self._dsobjects, self._nobjects = datastore.find({'keep': '1'})
return
def _prev_cb(self, button=None):
''' The previous button has been clicked; goto previous slide. '''
if self.i > 0:
self.i -= 1
self._show_slide()
def _next_cb(self, button=None):
''' The next button has been clicked; goto next slide. '''
if self.i < self._nobjects - 1:
self.i += 1
self._show_slide()
def _autoplay_cb(self, button=None):
''' The autoplay button has been clicked; step through slides. '''
if self._playing:
self._stop_autoplay()
else:
if self._thumbnail_mode:
self._set_view_mode(self._current_slide)
self._playing = True
self._auto_button.set_icon('media-playback-pause')
self._loop()
def _stop_autoplay(self):
''' Stop autoplaying. '''
self._playing = False
self._auto_button.set_icon('media-playlist-repeat')
if hasattr(self, '_timeout_id') and self._timeout_id is not None:
gobject.source_remove(self._timeout_id)
def _loop(self):
''' Show a slide and then call oneself with a timeout. '''
self.i += 1
if self.i == self._nobjects:
self.i = 0
self._show_slide()
self._timeout_id = gobject.timeout_add(int(self._rate * 1000),
self._loop)
def _bump_test(self):
''' Test for accelerometer event (XO 1.75 only). '''
fh = open('/sys/devices/platform/lis3lv02d/position')
string = fh.read()
xyz = string[1:-2].split(',')
dx = int(xyz[0])
fh.close()
if dx > 250:
self.i += 1
if self.i == self._nobjects:
self.i = 0
self._show_slide()
elif dx < -250:
self.i -= 1
if self.i < 0:
self.i = self._nobjects - 1
self._show_slide()
elif not self._thumbnail_mode:
self._bump_id = gobject.timeout_add(int(100), self._bump_test)
def _save_as_html_cb(self, button=None):
''' Export an HTML version of the slideshow to the Journal. '''
self._save_button.set_icon('save-in-progress')
results = save_html(self._dsobjects, profile.get_nick_name(),
self._colors, self._tmp_path)
html_file = os.path.join(self._tmp_path, 'tmp.html')
tmp_file = open(html_file, 'w')
tmp_file.write(results)
tmp_file.close()
dsobject = datastore.create()
dsobject.metadata['title'] = profile.get_nick_name() + ' ' + \
_('Portfolio')
dsobject.metadata['icon-color'] = profile.get_color().to_string()
dsobject.metadata['mime_type'] = 'text/html'
dsobject.set_file_path(html_file)
dsobject.metadata['activity'] = 'org.laptop.WebActivity'
datastore.write(dsobject)
dsobject.destroy()
gobject.timeout_add(250, self._save_button.set_icon, 'save-as-html')
return
def _clear_screen(self):
''' Clear the screen to the darker of the two XO colors. '''
self._my_gc.set_foreground(self._my_gc.get_colormap().alloc_color(
self._colors[0]))
self._my_canvas.images[0].draw_rectangle(self._my_gc, True, 0, 0,
self._width, self._height)
self._title.hide()
self._full_screen.hide()
self._preview.hide()
self._description.hide()
if hasattr(self, '_thumbs'):
for thumbnail in self._thumbs:
thumbnail[0].hide()
self.invalt(0, 0, self._width, self._height)
# Reset drag settings
self._press = None
self._release = None
self._dragpos = [0, 0]
self._total_drag = [0, 0]
self.last_spr_moved = None
def _show_slide(self):
''' Display a title, preview image, and decription for slide i. '''
self._clear_screen()
if self._nobjects == 0:
self._prev_button.set_icon('go-previous-inactive')
self._next_button.set_icon('go-next-inactive')
self._description.set_label(
_('Do you have any items in your Journal starred?'))
self._description.set_layer(MIDDLE)
return
if self.i == 0:
self._prev_button.set_icon('go-previous-inactive')
else:
self._prev_button.set_icon('go-previous')
if self.i == self._nobjects - 1:
self._next_button.set_icon('go-next-inactive')
else:
self._next_button.set_icon('go-next')
pixbuf = None
media_object = False
try:
pixbuf = gtk.gdk.pixbuf_new_from_file_at_size(
self._dsobjects[self.i].file_path, int(PREVIEWW * self._scale),
int(PREVIEWH * self._scale))
media_object = True
except:
pixbuf = get_pixbuf_from_journal(self._dsobjects[self.i], 300, 225)
if pixbuf is not None:
if not media_object:
self._preview.images[0] = pixbuf.scale_simple(
int(PREVIEWW * self._scale), int(PREVIEWH * self._scale),
gtk.gdk.INTERP_TILES)
self._full_screen.hide()
self._preview.set_layer(MIDDLE)
else:
self._full_screen.images[0] = pixbuf.scale_simple(
int(FULLW * self._scale), int(FULLH * self._scale),
gtk.gdk.INTERP_TILES)
self._full_screen.set_layer(MIDDLE)
self._preview.hide()
else:
if self._preview is not None:
self._preview.hide()
self._full_screen.hide()
self._title.set_label(self._dsobjects[self.i].metadata['title'])
self._title.set_layer(MIDDLE)
if 'description' in self._dsobjects[self.i].metadata:
if media_object:
self._description2.set_label(
self._dsobjects[self.i].metadata['description'])
self._description2.set_layer(MIDDLE)
self._description.set_label('')
self._description.hide()
else:
self._description.set_label(
self._dsobjects[self.i].metadata['description'])
self._description.set_layer(MIDDLE)
self._description2.set_label('')
self._description2.hide()
else:
self._description.set_label('')
self._description.hide()
self._description2.set_label('')
self._description2.hide()
if self._hw == XO175:
self._bump_id = gobject.timeout_add(int(500), self._bump_test)
def _thumbs_cb(self, button=None):
''' Toggle between thumbnail view and slideshow view. '''
if self._thumbnail_mode:
self._set_view_mode(self._current_slide)
self._show_slide()
else:
self._stop_autoplay()
self._current_slide = self.i
self._thumbnail_mode = True
self._clear_screen()
self._prev_button.set_icon('go-previous-inactive')
self._next_button.set_icon('go-next-inactive')
self._thumb_button.set_icon('slide-view')
self._thumb_button.set_tooltip(_('Slide view'))
n = int(sqrt(self._nobjects) + 0.5)
w = int(self._width / n)
h = int(w * 0.75) # maintain 4:3 aspect ratio
x_off = int((self._width - n * w) / 2)
x = x_off
y = 0
for i in range(self._nobjects):
self.i = i
self._show_thumb(x, y, w, h)
x += w
if x + w > self._width:
x = x_off
y += h
self.i = 0 # Reset position in slideshow to the beginning
return False
def _show_thumb(self, x, y, w, h):
''' Display a preview image and title as a thumbnail. '''
if len(self._thumbs) < self.i + 1:
# Create a Sprite for this thumbnail
pixbuf = None
try:
pixbuf = gtk.gdk.pixbuf_new_from_file_at_size(
self._dsobjects[self.i].file_path, int(w), int(h))
except:
pixbuf = get_pixbuf_from_journal(self._dsobjects[self.i],
int(w), int(h))
pixbuf_thumb = pixbuf.scale_simple(int(w), int(h),
gtk.gdk.INTERP_TILES)
self._thumbs.append(
[Sprite(self._sprites, x, y, pixbuf_thumb), x, y, self.i])
self._thumbs[-1][0].set_label(str(self.i + 1))
self._thumbs[self.i][0].set_layer(TOP)
def do_fullscreen_cb(self, button):
''' Hide the Sugar toolbars. '''
self.fullscreen()
def invalt(self, x, y, w, h):
''' Mark a region for refresh '''
self._canvas.window.invalidate_rect(
gtk.gdk.Rectangle(int(x), int(y), int(w), int(h)), False)
def _spr_to_thumb(self, spr):
''' Find which entry in the thumbnails table matches spr. '''
for i, thumb in enumerate(self._thumbs):
if spr == thumb[0]:
return i
return -1
def _spr_is_thumbnail(self, spr):
''' Does spr match an entry in the thumbnails table? '''
if self._spr_to_thumb(spr) == -1:
return False
else:
return True
def _button_press_cb(self, win, event):
''' The mouse button was pressed. Is it on a thumbnail sprite? '''
win.grab_focus()
x, y = map(int, event.get_coords())
self._dragpos = [x, y]
self._total_drag = [0, 0]
spr = self._sprites.find_sprite((x, y))
self._press = None
self._release = None
# Are we clicking on a thumbnail?
if not self._spr_is_thumbnail(spr):
return False
_logger.debug('found a thumbnail')
self.last_spr_moved = spr
self._press = spr
self._press.set_layer(DRAG)
return False
def _mouse_move_cb(self, win, event):
""" Drag a thumbnail with the mouse. """
spr = self._press
if spr is None:
self._dragpos = [0, 0]
return False
win.grab_focus()
x, y = map(int, event.get_coords())
dx = x - self._dragpos[0]
dy = y - self._dragpos[1]
spr.move_relative([dx, dy])
self._dragpos = [x, y]
self._total_drag[0] += dx
self._total_drag[1] += dy
return False
def _button_release_cb(self, win, event):
''' Button event is used to swap slides or goto next slide. '''
win.grab_focus()
self._dragpos = [0, 0]
x, y = map(int, event.get_coords())
if self._thumbnail_mode:
# Drop the dragged thumbnail below the other thumbnails so
# that you can find the thumbnail beneath it.
self._press.set_layer(UNDRAG)
i = self._spr_to_thumb(self._press)
spr = self._sprites.find_sprite((x, y))
if self._spr_is_thumbnail(spr):
self._release = spr
# If we found a thumbnail and it is not the one we
# dragged, swap their positions.
if not self._press == self._release:
j = self._spr_to_thumb(self._release)
self._thumbs[i][0] = self._release
self._thumbs[j][0] = self._press
tmp = self._dsobjects[i]
self._dsobjects[i] = self._dsobjects[j]
self._dsobjects[j] = tmp
self._thumbs[j][0].move(
(self._thumbs[j][1], self._thumbs[j][2]))
self._thumbs[i][0].move((self._thumbs[i][1], self._thumbs[i][2]))
self._press.set_layer(TOP)
self._press = None
self._release = None
else:
self._next_cb()
return False
def _set_view_mode(self, i):
''' Switch to slide-viewing mode. '''
self._thumbnail_mode = False
self.i = i
self._thumb_button.set_icon('thumbs-view')
self._thumb_button.set_tooltip(_('Thumbnail view'))
def _unit_combo_cb(self, arg=None):
''' Read value of predefined conversion factors from combo box '''
if hasattr(self, '_unit_combo'):
active = self._unit_combo.get_active()
if active in UNIT_DICTIONARY:
self._rate = UNIT_DICTIONARY[active][1]
class Game():
def __init__(self, canvas, parent=None, colors=['#A0FFA0', '#FF8080']):
self._activity = parent
self._colors = [colors[0]]
self._colors.append(colors[1])
self._colors.append('#FFFFFF')
self._colors.append('#000000')
self._colors.append('#FF0000')
self._colors.append('#FF8000')
self._colors.append('#FFFF00')
self._colors.append('#00FF00')
self._colors.append('#00FFFF')
self._colors.append('#0000FF')
self._colors.append('#FF00FF')
self._canvas = canvas
if parent is not None:
parent.show_all()
self._parent = parent
self._canvas.add_events(Gdk.EventMask.BUTTON_PRESS_MASK)
self._canvas.add_events(Gdk.EventMask.BUTTON_RELEASE_MASK)
self._canvas.add_events(Gdk.EventMask.POINTER_MOTION_MASK)
self._canvas.connect("draw", self.__draw_cb)
self._canvas.connect("button-press-event", self._button_press_cb)
self._canvas.connect("button-release-event", self._button_release_cb)
self._canvas.connect("motion-notify-event", self._mouse_move_cb)
self._width = Gdk.Screen.width()
self._height = Gdk.Screen.height() - GRID_CELL_SIZE
scale = [
self._width / (10 * DOT_SIZE * 1.2),
self._height / (6 * DOT_SIZE * 1.2)
]
self._scale = min(scale)
self._dot_size = int(DOT_SIZE * self._scale)
self._space = int(self._dot_size / 5.)
self._orientation = 'horizontal'
self.we_are_sharing = False
self.playing_with_robot = False
self._press = False
self.last_spr = None
self._timer = None
self.roygbiv = False
# Generate the sprites we'll need...
self._sprites = Sprites(self._canvas)
self._dots = []
for y in range(SIX):
for x in range(TEN):
xoffset = int((self._width - TEN * self._dot_size - \
(TEN - 1) * self._space) / 2.)
self._dots.append(
Sprite(self._sprites,
xoffset + x * (self._dot_size + self._space),
y * (self._dot_size + self._space),
self._new_dot(self._colors[2])))
self._dots[-1].type = 2 # not set
self._dots[-1].set_label_attributes(40)
self.vline = Sprite(self._sprites,
int(self._width / 2.) - 1, 0,
self._line(vertical=True))
n = SIX / 2.
self.hline = Sprite(
self._sprites, 0,
int(self._dot_size * n + self._space * (n - 0.5)) - 1,
self._line(vertical=False))
self.hline.hide()
# and initialize a few variables we'll need.
self._all_clear()
def _all_clear(self):
''' Things to reinitialize when starting up a new game. '''
for dot in self._dots:
dot.type = 2
dot.set_shape(self._new_dot(self._colors[2]))
dot.set_label('')
self._set_orientation()
def _set_orientation(self):
''' Set bar and message for current orientation '''
if self._orientation == 'horizontal':
self.hline.hide()
self.vline.set_layer(1000)
elif self._orientation == 'vertical':
self.hline.set_layer(1000)
self.vline.hide()
else:
self.hline.set_layer(1000)
self.vline.set_layer(1000)
'''
if self._orientation == 'horizontal':
self._set_label(
_('Click on the dots to make a horizontal reflection.'))
elif self._orientation == 'vertical':
self._set_label(
_('Click on the dots to make a vertical reflection.'))
else:
self._set_label(
_('Click on the dots to make a bilateral reflection.'))
'''
def _initiating(self):
return self._activity.initiating
def new_game(self, orientation='horizontal'):
''' Start a new game. '''
self._orientation = orientation
self._all_clear()
# Fill in a few dots to start
for i in range(int(TEN * SIX / 2)):
n = int(uniform(0, TEN * SIX))
if self.roygbiv:
self._dots[n].type = int(uniform(2, len(self._colors)))
else:
self._dots[n].type = int(uniform(0, 4))
self._dots[n].set_shape(
self._new_dot(self._colors[self._dots[n].type]))
if self.we_are_sharing:
_logger.debug('sending a new game')
self._parent.send_new_game()
def restore_game(self, dot_list, orientation):
''' Restore a game from the Journal or share '''
for i, dot in enumerate(dot_list):
self._dots[i].type = dot
self._dots[i].set_shape(
self._new_dot(self._colors[self._dots[i].type]))
self._orientation = orientation
self._set_orientation()
def save_game(self):
''' Return dot list and orientation for saving to Journal or
sharing '''
dot_list = []
for dot in self._dots:
dot_list.append(dot.type)
return [dot_list, self._orientation]
def _set_label(self, string):
''' Set the label in the toolbar or the window frame. '''
self._activity.status.set_label(string)
def _button_press_cb(self, win, event):
win.grab_focus()
x, y = list(map(int, event.get_coords()))
self._press = True
spr = self._sprites.find_sprite((x, y))
if spr == None:
return True
self.last_spr = spr
if spr.type is not None:
self._increment_dot(spr)
return True
def _button_release_cb(self, win, event):
self._press = False
self._stop_increment_dot()
def _increment_dot_cb(self, spr):
spr.type += 1
if self.roygbiv:
if spr.type >= len(self._colors):
spr.type = 2
else:
spr.type %= 4
spr.set_shape(self._new_dot(self._colors[spr.type]))
if self.playing_with_robot:
self._robot_play(spr)
self._test_game_over()
if self.we_are_sharing:
_logger.debug('sending a click to the share')
self._parent.send_dot_click(self._dots.index(spr), spr.type)
return True # call again
def _increment_dot(self, spr):
self._stop_increment_dot()
if self._increment_dot_cb(spr):
self._timer = GLib.timeout_add(1000, self._increment_dot_cb, spr)
def _stop_increment_dot(self):
if not self._timer is None:
GLib.source_remove(self._timer)
self._timer = None
def _mouse_move_cb(self, win, event):
""" Drag a tile with the mouse. """
if not self._press:
return
x, y = list(map(int, event.get_coords()))
spr = self._sprites.find_sprite((x, y))
if spr == self.last_spr:
return True
if spr is None:
return True
if spr.type is not None:
self.last_spr = spr
self._increment_dot(spr)
def _robot_play(self, dot):
''' Robot reflects dot clicked. '''
x, y = self._dot_to_grid(self._dots.index(dot))
if self._orientation == 'horizontal':
x = TEN - x - 1
i = self._grid_to_dot((x, y))
self._dots[i].type = dot.type
self._dots[i].set_shape(self._new_dot(self._colors[dot.type]))
if self.we_are_sharing:
_logger.debug('sending a robot click to the share')
self._parent.send_dot_click(i, dot.type)
elif self._orientation == 'vertical':
y = SIX - y - 1
i = self._grid_to_dot((x, y))
self._dots[i].type = dot.type
self._dots[i].set_shape(self._new_dot(self._colors[dot.type]))
if self.we_are_sharing:
_logger.debug('sending a robot click to the share')
self._parent.send_dot_click(i, dot.type)
else:
x = TEN - x - 1
i = self._grid_to_dot((x, y))
self._dots[i].type = dot.type
self._dots[i].set_shape(self._new_dot(self._colors[dot.type]))
if self.we_are_sharing:
_logger.debug('sending a robot click to the share')
self._parent.send_dot_click(i, dot.type)
y = SIX - y - 1
i = self._grid_to_dot((x, y))
self._dots[i].type = dot.type
self._dots[i].set_shape(self._new_dot(self._colors[dot.type]))
if self.we_are_sharing:
_logger.debug('sending a robot click to the share')
self._parent.send_dot_click(i, dot.type)
x = TEN - x - 1
i = self._grid_to_dot((x, y))
self._dots[i].type = dot.type
self._dots[i].set_shape(self._new_dot(self._colors[dot.type]))
if self.we_are_sharing:
_logger.debug('sending a robot click to the share')
self._parent.send_dot_click(i, dot.type)
def remote_button_press(self, dot, color):
''' Receive a button press from a sharer '''
self._dots[dot].type = color
self._dots[dot].set_shape(self._new_dot(self._colors[color]))
def set_sharing(self, share=True):
_logger.debug('enabling sharing')
self.we_are_sharing = share
def _smile(self):
for dot in self._dots:
dot.set_label(':)')
def _test_game_over(self):
''' Check to see if game is over '''
if self._orientation == 'horizontal':
for y in range(SIX):
for x in range(SIX):
if self._dots[y * TEN + x].type != \
self._dots[y * TEN + TEN - x - 1].type:
self._set_label(_('keep trying'))
return False
self._set_label(_('good work'))
self._smile()
return True
if self._orientation == 'vertical':
for y in range(int(SIX / 2)):
for x in range(TEN):
if self._dots[y * TEN + x].type != \
self._dots[(SIX - y - 1) * TEN + x].type:
self._set_label(_('keep trying'))
return False
self._set_label(_('good work'))
else:
for y in range(SIX):
for x in range(SIX):
if self._dots[y * TEN + x].type != \
self._dots[y * TEN + TEN - x - 1].type:
self._set_label(_('keep trying'))
return False
for y in range(int(SIX / 2)):
for x in range(TEN):
if self._dots[y * TEN + x].type != \
self._dots[(SIX - y - 1) * TEN + x].type:
self._set_label(_('keep trying'))
return False
self._set_label(_('good work'))
self._smile()
return True
def __draw_cb(self, canvas, cr):
self._sprites.redraw_sprites(cr=cr)
def _grid_to_dot(self, pos):
''' calculate the dot index from a column and row in the grid '''
return pos[0] + pos[1] * TEN
def _dot_to_grid(self, dot):
''' calculate the grid column and row for a dot '''
return [dot % TEN, int(dot / TEN)]
def _expose_cb(self, win, event):
self.do_expose_event(event)
def do_expose_event(self, event):
''' Handle the expose-event by drawing '''
# Restrict Cairo to the exposed area
cr = self._canvas.window.cairo_create()
cr.rectangle(event.area.x, event.area.y, event.area.width,
event.area.height)
cr.clip()
# Refresh sprite list
self._sprites.redraw_sprites(cr=cr)
def _destroy_cb(self, win, event):
Gtk.main_quit()
def _new_dot(self, color):
''' generate a dot of a color color '''
self._dot_cache = {}
if not color in self._dot_cache:
self._stroke = color
self._fill = color
self._svg_width = self._dot_size
self._svg_height = self._dot_size
pixbuf = svg_str_to_pixbuf(
self._header() + \
self._circle(self._dot_size / 2., self._dot_size / 2.,
self._dot_size / 2.) + \
self._footer())
surface = cairo.ImageSurface(cairo.FORMAT_ARGB32, self._svg_width,
self._svg_height)
context = cairo.Context(surface)
Gdk.cairo_set_source_pixbuf(context, pixbuf, 0, 0)
context.rectangle(0, 0, self._svg_width, self._svg_height)
context.fill()
self._dot_cache[color] = surface
return self._dot_cache[color]
def _line(self, vertical=True):
''' Generate a center line '''
if vertical:
self._svg_width = 3
self._svg_height = self._height
return svg_str_to_pixbuf(
self._header() + \
self._rect(3, self._height, 0, 0) + \
self._footer())
else:
self._svg_width = self._width
self._svg_height = 3
return svg_str_to_pixbuf(
self._header() + \
self._rect(self._width, 3, 0, 0) + \
self._footer())
def _header(self):
return '<svg\n' + 'xmlns:svg="http://www.w3.org/2000/svg"\n' + \
'xmlns="http://www.w3.org/2000/svg"\n' + \
'xmlns:xlink="http://www.w3.org/1999/xlink"\n' + \
'version="1.1"\n' + 'width="' + str(self._svg_width) + '"\n' + \
'height="' + str(self._svg_height) + '">\n'
def _rect(self, w, h, x, y):
svg_string = ' <rect\n'
svg_string += ' width="%f"\n' % (w)
svg_string += ' height="%f"\n' % (h)
svg_string += ' rx="%f"\n' % (0)
svg_string += ' ry="%f"\n' % (0)
svg_string += ' x="%f"\n' % (x)
svg_string += ' y="%f"\n' % (y)
svg_string += 'style="fill:#000000;stroke:#000000;"/>\n'
return svg_string
def _circle(self, r, cx, cy):
return '<circle style="fill:' + str(self._fill) + ';stroke:' + \
str(self._stroke) + ';" r="' + str(r - 0.5) + '" cx="' + \
str(cx) + '" cy="' + str(cy) + '" />\n'
def _footer(self):
return '</svg>\n'
class Game():
def __init__(self, canvas, parent=None, colors=['#A0FFA0', '#FF8080']):
self._activity = parent
self._colors = [colors[0]]
self._colors.append(colors[1])
self._colors.append('#FFFFFF')
self._colors.append('#000000')
self._colors.append('#FF0000')
self._colors.append('#FF8000')
self._colors.append('#FFFF00')
self._colors.append('#00FF00')
self._colors.append('#00FFFF')
self._colors.append('#0000FF')
self._colors.append('#FF00FF')
self._canvas = canvas
if parent is not None:
parent.show_all()
self._parent = parent
self._canvas.add_events(Gdk.EventMask.BUTTON_PRESS_MASK)
self._canvas.add_events(Gdk.EventMask.BUTTON_RELEASE_MASK)
self._canvas.add_events(Gdk.EventMask.POINTER_MOTION_MASK)
self._canvas.connect("draw", self.__draw_cb)
self._canvas.connect("button-press-event", self._button_press_cb)
self._canvas.connect("button-release-event", self._button_release_cb)
self._canvas.connect("motion-notify-event", self._mouse_move_cb)
self._width = Gdk.Screen.width()
self._height = Gdk.Screen.height() - GRID_CELL_SIZE
scale = [self._width / (10 * DOT_SIZE * 1.2),
self._height / (6 * DOT_SIZE * 1.2)]
self._scale = min(scale)
self._dot_size = int(DOT_SIZE * self._scale)
self._space = int(self._dot_size / 5.)
self._orientation = 'horizontal'
self.we_are_sharing = False
self.playing_with_robot = False
self._press = False
self.last_spr = None
self._timer = None
self.roygbiv = False
# Generate the sprites we'll need...
self._sprites = Sprites(self._canvas)
self._dots = []
for y in range(SIX):
for x in range(TEN):
xoffset = int((self._width - TEN * self._dot_size - \
(TEN - 1) * self._space) / 2.)
self._dots.append(
Sprite(self._sprites,
xoffset + x * (self._dot_size + self._space),
y * (self._dot_size + self._space),
self._new_dot(self._colors[2])))
self._dots[-1].type = 2 # not set
self._dots[-1].set_label_attributes(40)
self.vline = Sprite(self._sprites,
int(self._width / 2.) - 1,
0, self._line(vertical=True))
n = SIX / 2.
self.hline = Sprite(
self._sprites, 0,
int(self._dot_size * n + self._space * (n - 0.5)) - 1,
self._line(vertical=False))
self.hline.hide()
# and initialize a few variables we'll need.
self._all_clear()
def _all_clear(self):
''' Things to reinitialize when starting up a new game. '''
for dot in self._dots:
dot.type = 2
dot.set_shape(self._new_dot(self._colors[2]))
dot.set_label('')
self._set_orientation()
def _set_orientation(self):
''' Set bar and message for current orientation '''
if self._orientation == 'horizontal':
self.hline.hide()
self.vline.set_layer(1000)
elif self._orientation == 'vertical':
self.hline.set_layer(1000)
self.vline.hide()
else:
self.hline.set_layer(1000)
self.vline.set_layer(1000)
'''
if self._orientation == 'horizontal':
self._set_label(
_('Click on the dots to make a horizontal reflection.'))
elif self._orientation == 'vertical':
self._set_label(
_('Click on the dots to make a vertical reflection.'))
else:
self._set_label(
_('Click on the dots to make a bilateral reflection.'))
'''
def _initiating(self):
return self._activity.initiating
def new_game(self, orientation='horizontal'):
''' Start a new game. '''
self._orientation = orientation
self._all_clear()
# Fill in a few dots to start
for i in range(int(TEN * SIX / 2)):
n = int(uniform(0, TEN * SIX))
if self.roygbiv:
self._dots[n].type = int(uniform(2, len(self._colors)))
else:
self._dots[n].type = int(uniform(0, 4))
self._dots[n].set_shape(self._new_dot(
self._colors[self._dots[n].type]))
if self.we_are_sharing:
_logger.debug('sending a new game')
self._parent.send_new_game()
def restore_game(self, dot_list, orientation):
''' Restore a game from the Journal or share '''
for i, dot in enumerate(dot_list):
self._dots[i].type = dot
self._dots[i].set_shape(self._new_dot(
self._colors[self._dots[i].type]))
self._orientation = orientation
self._set_orientation()
def save_game(self):
''' Return dot list and orientation for saving to Journal or
sharing '''
dot_list = []
for dot in self._dots:
dot_list.append(dot.type)
return [dot_list, self._orientation]
def _set_label(self, string):
''' Set the label in the toolbar or the window frame. '''
self._activity.status.set_label(string)
def _button_press_cb(self, win, event):
win.grab_focus()
x, y = map(int, event.get_coords())
self._press = True
spr = self._sprites.find_sprite((x, y))
if spr == None:
return True
self.last_spr = spr
if spr.type is not None:
if not self._timer is None:
GObject.source_remove(self._timer)
self._increment_dot(spr)
return True
def _button_release_cb(self, win, event):
self._press = False
if not self._timer is None:
GObject.source_remove(self._timer)
def _increment_dot(self, spr):
spr.type += 1
if self.roygbiv:
if spr.type >= len(self._colors):
spr.type = 2
else:
spr.type %= 4
spr.set_shape(self._new_dot(self._colors[spr.type]))
if self.playing_with_robot:
self._robot_play(spr)
self._test_game_over()
if self.we_are_sharing:
_logger.debug('sending a click to the share')
self._parent.send_dot_click(self._dots.index(spr), spr.type)
self._timer = GObject.timeout_add(1000, self._increment_dot, spr)
def _mouse_move_cb(self, win, event):
""" Drag a tile with the mouse. """
if not self._press:
return
x, y = map(int, event.get_coords())
spr = self._sprites.find_sprite((x, y))
if spr == self.last_spr:
return True
if spr is None:
return True
if spr.type is not None:
self.last_spr = spr
if not self._timer is None:
GObject.source_remove(self._timer)
self._increment_dot(spr)
def _robot_play(self, dot):
''' Robot reflects dot clicked. '''
x, y = self._dot_to_grid(self._dots.index(dot))
if self._orientation == 'horizontal':
x = TEN - x - 1
i = self._grid_to_dot((x, y))
self._dots[i].type = dot.type
self._dots[i].set_shape(self._new_dot(self._colors[dot.type]))
if self.we_are_sharing:
_logger.debug('sending a robot click to the share')
self._parent.send_dot_click(i, dot.type)
elif self._orientation == 'vertical':
y = SIX - y - 1
i = self._grid_to_dot((x, y))
self._dots[i].type = dot.type
self._dots[i].set_shape(self._new_dot(self._colors[dot.type]))
if self.we_are_sharing:
_logger.debug('sending a robot click to the share')
self._parent.send_dot_click(i, dot.type)
else:
x = TEN - x - 1
i = self._grid_to_dot((x, y))
self._dots[i].type = dot.type
self._dots[i].set_shape(self._new_dot(self._colors[dot.type]))
if self.we_are_sharing:
_logger.debug('sending a robot click to the share')
self._parent.send_dot_click(i, dot.type)
y = SIX - y - 1
i = self._grid_to_dot((x, y))
self._dots[i].type = dot.type
self._dots[i].set_shape(self._new_dot(self._colors[dot.type]))
if self.we_are_sharing:
_logger.debug('sending a robot click to the share')
self._parent.send_dot_click(i, dot.type)
x = TEN - x - 1
i = self._grid_to_dot((x, y))
self._dots[i].type = dot.type
self._dots[i].set_shape(self._new_dot(self._colors[dot.type]))
if self.we_are_sharing:
_logger.debug('sending a robot click to the share')
self._parent.send_dot_click(i, dot.type)
def remote_button_press(self, dot, color):
''' Receive a button press from a sharer '''
self._dots[dot].type = color
self._dots[dot].set_shape(self._new_dot(self._colors[color]))
def set_sharing(self, share=True):
_logger.debug('enabling sharing')
self.we_are_sharing = share
def _smile(self):
for dot in self._dots:
dot.set_label(':)')
def _test_game_over(self):
''' Check to see if game is over '''
if self._orientation == 'horizontal':
for y in range(SIX):
for x in range(SIX):
if self._dots[y * TEN + x].type != \
self._dots[y * TEN + TEN - x - 1].type:
self._set_label(_('keep trying'))
return False
self._set_label(_('good work'))
self._smile()
return True
if self._orientation == 'vertical':
for y in range(int(SIX / 2)):
for x in range(TEN):
if self._dots[y * TEN + x].type != \
self._dots[(SIX - y - 1) * TEN + x].type:
self._set_label(_('keep trying'))
return False
self._set_label(_('good work'))
else:
for y in range(SIX):
for x in range(SIX):
if self._dots[y * TEN + x].type != \
self._dots[y * TEN + TEN - x - 1].type:
self._set_label(_('keep trying'))
return False
for y in range(int(SIX / 2)):
for x in range(TEN):
if self._dots[y * TEN + x].type != \
self._dots[(SIX - y - 1) * TEN + x].type:
self._set_label(_('keep trying'))
return False
self._set_label(_('good work'))
self._smile()
return True
def __draw_cb(self,canvas,cr):
self._sprites.redraw_sprites(cr=cr)
def _grid_to_dot(self, pos):
''' calculate the dot index from a column and row in the grid '''
return pos[0] + pos[1] * TEN
def _dot_to_grid(self, dot):
''' calculate the grid column and row for a dot '''
return [dot % TEN, int(dot / TEN)]
def _expose_cb(self, win, event):
self.do_expose_event(event)
def do_expose_event(self, event):
''' Handle the expose-event by drawing '''
# Restrict Cairo to the exposed area
cr = self._canvas.window.cairo_create()
cr.rectangle(event.area.x, event.area.y,
event.area.width, event.area.height)
cr.clip()
# Refresh sprite list
self._sprites.redraw_sprites(cr=cr)
def _destroy_cb(self, win, event):
Gtk.main_quit()
def _new_dot(self, color):
''' generate a dot of a color color '''
self._dot_cache = {}
if not color in self._dot_cache:
self._stroke = color
self._fill = color
self._svg_width = self._dot_size
self._svg_height = self._dot_size
pixbuf = svg_str_to_pixbuf(
self._header() + \
self._circle(self._dot_size / 2., self._dot_size / 2.,
self._dot_size / 2.) + \
self._footer())
surface = cairo.ImageSurface(cairo.FORMAT_ARGB32,
self._svg_width, self._svg_height)
context = cairo.Context(surface)
Gdk.cairo_set_source_pixbuf(context, pixbuf, 0, 0)
context.rectangle(0, 0, self._svg_width, self._svg_height)
context.fill()
self._dot_cache[color] = surface
return self._dot_cache[color]
def _line(self, vertical=True):
''' Generate a center line '''
if vertical:
self._svg_width = 3
self._svg_height = self._height
return svg_str_to_pixbuf(
self._header() + \
self._rect(3, self._height, 0, 0) + \
self._footer())
else:
self._svg_width = self._width
self._svg_height = 3
return svg_str_to_pixbuf(
self._header() + \
self._rect(self._width, 3, 0, 0) + \
self._footer())
def _header(self):
return '<svg\n' + 'xmlns:svg="http://www.w3.org/2000/svg"\n' + \
'xmlns="http://www.w3.org/2000/svg"\n' + \
'xmlns:xlink="http://www.w3.org/1999/xlink"\n' + \
'version="1.1"\n' + 'width="' + str(self._svg_width) + '"\n' + \
'height="' + str(self._svg_height) + '">\n'
def _rect(self, w, h, x, y):
svg_string = ' <rect\n'
svg_string += ' width="%f"\n' % (w)
svg_string += ' height="%f"\n' % (h)
svg_string += ' rx="%f"\n' % (0)
svg_string += ' ry="%f"\n' % (0)
svg_string += ' x="%f"\n' % (x)
svg_string += ' y="%f"\n' % (y)
svg_string += 'style="fill:#000000;stroke:#000000;"/>\n'
return svg_string
def _circle(self, r, cx, cy):
return '<circle style="fill:' + str(self._fill) + ';stroke:' + \
str(self._stroke) + ';" r="' + str(r - 0.5) + '" cx="' + \
str(cx) + '" cy="' + str(cy) + '" />\n'
def _footer(self):
return '</svg>\n'
class Game():
def __init__(self, canvas, parent=None, path=None):
self._canvas = canvas
self._parent = parent
self._parent.show_all()
self._path = path
self._canvas.connect("draw", self.__draw_cb)
self._canvas.add_events(Gdk.EventMask.BUTTON_PRESS_MASK)
self._canvas.connect("button-press-event", self._button_press_cb)
self._canvas.add_events(Gdk.EventMask.POINTER_MOTION_MASK)
self._canvas.connect("motion-notify-event", self._mouse_move_cb)
self._canvas.add_events(Gdk.EventMask.BUTTON_RELEASE_MASK)
self._canvas.connect('button-release-event', self._button_release_cb)
self._canvas.add_events(Gdk.EventMask.KEY_PRESS_MASK)
self._canvas.connect('key-press-event', self._keypress_cb)
self._canvas.set_can_focus(True)
self._canvas.grab_focus()
self._width = Gdk.Screen.width()
self._height = Gdk.Screen.height()
self._scale = self._width / 1200.
self._first_time = True
self._loco_pos = (0, 0)
self._loco_dim = (0, 0)
self._loco_quadrant = 3
self._drag_pos = [0, 0]
self._counter = 0
self._correct = 0
self._timeout_id = None
self._pause = 200
self._press = None
self._clicked = False
self._dead_key = None
self._waiting_for_delete = False
self._waiting_for_enter = False
self._seconds = 0
self._timer_id = None
self.level = 0
self.score = 0
# Generate the sprites we'll need...
self._sprites = Sprites(self._canvas)
self._BG = ['background0.jpg', 'background0.jpg', 'background0.jpg',
'background1.jpg', 'background2.jpg', 'background2.jpg',
'background2.jpg']
self._backgrounds = []
for bg in self._BG:
self._backgrounds.append(Sprite(
self._sprites, 0, 0, GdkPixbuf.Pixbuf.new_from_file_at_size(
os.path.join(self._path, 'images', bg),
self._width, self._height)))
self._backgrounds[-1].type = 'background'
self._backgrounds[-1].hide()
self._panel = Sprite(
self._sprites, int(400 * self._scale), int(400 * self._scale),
GdkPixbuf.Pixbuf.new_from_file_at_size(
os.path.join(self._path, 'images', 'ventana.png'),
int(720 * self._scale), int(370 * self._scale)))
self._panel.type = 'panel'
self._panel.set_label(LABELS[0])
self._panel.set_label_attributes(20)
self._panel.hide()
self._LOCOS = glob.glob(
os.path.join(self._path, 'images', 'loco*.png'))
self._loco_cards = []
for loco in self._LOCOS:
pixbuf = GdkPixbuf.Pixbuf.new_from_file_at_size(
loco, int(150 * self._scale), int(208 * self._scale))
self._loco_cards.append(Sprite(self._sprites, 0, 0, pixbuf))
self._loco_cards[-1].type = 'loco'
self._loco_dim = (int(150 * self._scale), int(208 * self._scale))
self._MEN = glob.glob(
os.path.join(self._path, 'images', 'man*.png'))
self._man_cards = []
for loco in self._MEN:
pixbuf = GdkPixbuf.Pixbuf.new_from_file_at_size(
loco, int(150 * self._scale), int(208 * self._scale))
self._man_cards.append(Sprite(self._sprites, 0, 0, pixbuf))
self._man_cards[-1].type = 'loco'
self._TAUNTS = glob.glob(
os.path.join(self._path, 'images', 'taunt*.png'))
self._taunt_cards = []
for loco in self._TAUNTS:
pixbuf = GdkPixbuf.Pixbuf.new_from_file_at_size(
loco, int(150 * self._scale), int(208 * self._scale))
self._taunt_cards.append(Sprite(self._sprites, 0, 0, pixbuf))
self._taunt_cards[-1].type = 'loco'
self._GHOSTS = glob.glob(
os.path.join(self._path, 'images', 'ghost*.png'))
self._ghost_cards = []
for loco in self._GHOSTS:
pixbuf = GdkPixbuf.Pixbuf.new_from_file_at_size(
loco, int(150 * self._scale), int(208 * self._scale))
self._ghost_cards.append(Sprite(self._sprites, 0, 0, pixbuf))
self._ghost_cards[-1].type = 'loco'
self._sticky_cards = []
self._loco_pixbuf = GdkPixbuf.Pixbuf.new_from_file_at_size(
self._LOCOS[0], int(150 * self._scale), int(208 * self._scale))
self._man_pixbuf = GdkPixbuf.Pixbuf.new_from_file_at_size(
self._MEN[0], int(150 * self._scale), int(208 * self._scale))
self._ghost_pixbuf = GdkPixbuf.Pixbuf.new_from_file_at_size(
self._GHOSTS[0], int(150 * self._scale), int(208 * self._scale))
for i in range(len(MSGS[1])): # Check re i18n
self._sticky_cards.append(Sprite(self._sprites, 0, 0,
self._loco_pixbuf))
self._sticky_cards[-1].type = 'loco'
self._sticky_cards[-1].set_label_attributes(24,
vert_align='bottom')
self._all_clear()
def _time_increment(self):
''' Track seconds since start_time. '''
self._seconds = int(GObject.get_current_time() - self._start_time)
self.timer_id = GObject.timeout_add(1000, self._time_increment)
def _timer_reset(self):
''' Reset the timer for each level '''
self._start_time = GObject.get_current_time()
if self._timer_id is not None:
GObject.source_remove(self._timer_id)
self._timer_id = None
self.score += self._seconds
self._time_increment()
def _all_clear(self):
''' Things to reinitialize when starting up a new game. '''
for p in self._loco_cards:
p.hide()
for p in self._man_cards:
p.hide()
for p in self._taunt_cards:
p.hide()
for p in self._ghost_cards:
p.hide()
for p in self._sticky_cards:
p.set_shape(self._loco_pixbuf)
p.set_label('')
p.set_label_color('white')
p.hide()
self._backgrounds[self.level].set_layer(BG_LAYER)
def _show_time(self):
self.level = 0
self._all_clear()
x = int(self._width / 4.)
y = int(self._height / 8.)
for i in range(len(str(self.score))):
self._sticky_cards[i].move((x, y))
self._sticky_cards[i].set_layer(LOCO_LAYER)
self._sticky_cards[i].set_label(str(self.score)[i])
x += int(self._loco_dim[0] / 2.)
self.score = 0
self._parent.unfullscreen()
GObject.idle_add(play_audio_from_file, self, os.path.join(
self._path, 'sounds', 'sonar.ogg'))
GObject.timeout_add(5000, self.new_game, True)
def new_game(self, first_time):
''' Start a new game at the current level. '''
self._first_time = first_time
self._clicked = False
# It may be time to advance to the next level.
if (self.level == 6 and self._counter == len(MSGS)) or \
self._counter > 4:
self._first_time = True
self.level += 1
self._counter = 0
self._correct = 0
self._pause = 200
if self.level == len(self._backgrounds):
self._show_time()
return
self._all_clear()
if self._first_time:
# Every game starts by putting up a panel with instructions
# The panel disappears on mouse movement
self._panel.set_label(LABELS[self.level])
self._panel.set_layer(PANEL_LAYER)
play_audio_from_file(self, os.path.join(
self._path, 'sounds', 'drip.ogg'))
self._timer_reset()
if self.level == 0:
# Choose a random location for the Loco
self._loco_quadrant += int(uniform(1, 4))
self._loco_quadrant %= 4
x, y = self._quad_to_xy(self._loco_quadrant)
play_audio_from_file(self, os.path.join(
self._path, 'sounds', 'bark.ogg'))
self._loco_cards[0].move((x, y))
self._loco_pos = (x, y)
elif self.level == 1:
play_audio_from_file(self, os.path.join(
self._path, 'sounds', 'glass.ogg'))
elif self.level == 2:
play_audio_from_file(self, os.path.join(
self._path, 'sounds', 'glass.ogg'))
# Place some Locos on the canvas
for i in range(self._counter + 1):
self._loco_quadrant += int(uniform(1, 4))
self._loco_quadrant %= 4
x, y = self._quad_to_xy(self._loco_quadrant)
self._sticky_cards[i].move((x, y))
self._sticky_cards[i].type = 'loco'
self._sticky_cards[i].set_layer(LOCO_LAYER)
elif self.level == 3:
play_audio_from_file(self, os.path.join(
self._path, 'sounds', 'bark.ogg'))
# Place some Locos on the left-side of the canvas
for i in range(self._counter + 1):
self._loco_quadrant = int(uniform(2, 4))
x, y = self._quad_to_xy(self._loco_quadrant)
self._sticky_cards[i].move((x, y))
self._sticky_cards[i].type = 'loco'
self._sticky_cards[i].set_layer(LOCO_LAYER)
elif self.level == 4:
# Place some Locos on the canvas with letters as labels
# Just lowercase
for i in range(self._counter + 1):
self._loco_quadrant = int(uniform(0, 4))
x, y = self._quad_to_xy(self._loco_quadrant)
self._sticky_cards[i].move((x, y))
self._sticky_cards[i].type = 'loco'
self._sticky_cards[i].set_layer(LOCO_LAYER)
self._sticky_cards[i].set_label(
ALPHABETLC[int(uniform(0, len(ALPHABETLC)))])
elif self.level == 5:
# Place some Locos on the canvas with letters as labels
# Uppercase
for i in range(self._counter + 1):
self._loco_quadrant = int(uniform(0, 4))
x, y = self._quad_to_xy(self._loco_quadrant)
self._sticky_cards[i].move((x, y))
self._sticky_cards[i].type = 'loco'
self._sticky_cards[i].set_layer(LOCO_LAYER)
self._sticky_cards[i].set_label(
ALPHABETUC[int(uniform(0, len(ALPHABETUC)))])
elif self.level == 6:
x = 0
y = 0
c = 0
for i in range(len(MSGS[self._counter])):
if MSGS[self._counter][i] == ' ':
y += self._loco_dim[1]
x = 0
else:
self._sticky_cards[c].move((x, y))
self._sticky_cards[c].type = i
self._sticky_cards[c].set_layer(LOCO_LAYER)
self._sticky_cards[c].set_label(MSGS[self._counter][i])
c += 1
x += int(self._loco_dim[0] / 2.)
if self.level in [0, 1]:
self._loco_quadrant += int(uniform(1, 4))
self._loco_quadrant %= 4
x, y = self._quad_to_xy(self._loco_quadrant)
if self.level == 0:
self._move_loco(x, y, 0)
else:
self._taunt(x, y, 0)
def _quad_to_xy(self, q):
x = int(max(0, (self._width / 2.) * uniform(0, 1) - self._loco_dim[0]))
if q in [0, 1]:
x += int(self._width / 2.)
y = int(max(0, (self._height / 2.) * uniform(0, 1) - self._loco_dim[1]))
if q in [1, 2]:
y += int(self._height / 2.)
return x, y
def _taunt(self, x, y, i):
n = len(self._taunt_cards)
self._taunt_cards[(i + 1) % n].hide()
if self._clicked:
self._timeout_id = None
return True
else:
self._taunt_cards[i % n].move((x, y))
self._taunt_cards[i % n].set_layer(LOCO_LAYER)
self._timeout_id = GObject.timeout_add(
200, self._taunt, x, y, i + 1)
def _move_loco(self, x, y, i):
j = (i + 1) % len(self._loco_cards)
cx, cy = self._loco_cards[i].get_xy()
dx = cx - x
dy = cy - y
if dx * dx + dy * dy < 100:
self._loco_cards[j].move((x, y))
self._loco_pos = (x, y)
self._loco_cards[j].hide()
self._loco_cards[i].hide()
self._man_cards[0].move((x, y))
self._man_cards[0].set_layer(LOCO_LAYER)
self._timeout_id = None
if self._pause > 50:
self._pause -= 10
return True
else:
if dx > 0:
cx -= 5
elif dx < 0:
cx += 5
if dy > 0:
cy -= 5
elif dy < 0:
cy += 5
self._loco_cards[j].move((cx, cy))
self._loco_pos = (cx, cy)
self._loco_cards[j].set_layer(LOCO_LAYER)
self._loco_cards[i].hide()
self._timeout_id = GObject.timeout_add(
self._pause, self._move_loco, x, y, j)
def _keypress_cb(self, area, event):
''' Keypress '''
# Games 4, 5, and 6 use the keyboard
print 'keypress event'
if self.level not in [4, 5, 6]:
return True
k = Gdk.keyval_name(event.keyval)
u = Gdk.keyval_to_unicode(event.keyval)
if self._waiting_for_enter:
if k == 'Return':
self._waiting_for_enter = False
self._panel.hide()
self._counter += 1
self._correct = 0
GObject.timeout_add(1000, self.new_game, False)
return
if k in NOISE_KEYS or k in WHITE_SPACE:
return True
if self.level == 6 and self._waiting_for_delete:
if k in ['BackSpace', 'Delete']:
self._waiting_for_delete = False
self._sticky_cards[self._correct].set_label_color('white')
self._sticky_cards[self._correct].set_label(
MSGS[self._counter][
self._sticky_cards[self._correct].type])
self._panel.hide()
self._panel.set_label_color('black')
return
if k[0:5] == 'dead_':
self._dead_key = k[5:]
return
if self.level == 6:
n = len(MSGS[self._counter])
else:
n = self._counter + 1
if self.level == 6:
i = self._correct
if self._dead_key is not None:
k = DEAD_DICTS[DEAD_KEYS.index(self._dead_key)][k]
self._dead_key = None
elif k in PUNCTUATION:
k = PUNCTUATION[k]
elif k in SPECIAL:
k = SPECIAL[k]
elif len(k) > 1:
return True
if self._sticky_cards[i].labels[0] == k:
self._sticky_cards[i].set_label_color('blue')
self._sticky_cards[i].set_label(k)
self._correct += 1
else:
self._sticky_cards[i].set_label_color('red')
self._sticky_cards[i].set_label(k)
self._panel.set_label_color('red')
self._panel.set_label(ALERTS[1])
self._panel.set_layer(PANEL_LAYER)
self._waiting_for_delete = True
play_audio_from_file(self, os.path.join(
self._path, 'sounds', 'glass.ogg'))
else:
for i in range(n):
if self._sticky_cards[i].labels[0] == k:
self._sticky_cards[i].set_label('')
self._sticky_cards[i].hide()
break
# Test for end condition
if self.level == 6 and \
self._correct == len(MSGS[self._counter]) - \
MSGS[self._counter].count(' '):
c = 0
for i in range(len(MSGS[self._counter])):
if MSGS[self._counter][i] == ' ':
continue
elif MSGS[self._counter][i] != self._sticky_cards[c].labels[0]:
return True
c += 1
self._panel.set_label(ALERTS[0])
self._panel.set_layer(PANEL_LAYER)
self._waiting_for_enter = True
GObject.idle_add(play_audio_from_file, self, os.path.join(
self._path, 'sounds', 'drip.ogg'))
return
else:
for i in range(n):
if len(self._sticky_cards[i].labels[0]) > 0:
return True
self._counter += 1
self._correct = 0
GObject.timeout_add(1000, self.new_game, False)
def _mouse_move_cb(self, win, event):
''' Move the mouse. '''
# Games 0, 3, 4, and 5 use move events
x, y = map(int, event.get_coords())
if self._seconds > 1:
self._panel.hide()
if not self._clicked and self.level == 0:
# For Game 0, see if the mouse is on the Loco
dx = x - self._loco_pos[0] - self._loco_dim[0] / 2.
dy = y - self._loco_pos[1] - self._loco_dim[1] / 2.
if dx * dx + dy * dy < 200:
self._clicked = True
if self._timeout_id is not None:
GObject.source_remove(self._timeout_id)
# Play again
self._all_clear()
self._man_cards[0].move((x - int(self._loco_dim[0] / 2.),
y - int(self._loco_dim[1] / 2.)))
self._man_cards[0].set_layer(LOCO_LAYER)
self._correct += 1
self._counter += 1
GObject.timeout_add(1000, self.new_game, False)
elif self.level in [4, 5]:
# For Game 4 and 5, we allow dragging
if self._press is None:
self._drag_pos = [0, 0]
return True
dx = x - self._drag_pos[0]
dy = y - self._drag_pos[1]
self._press.move_relative((dx, dy))
self._drag_pos = [x, y]
elif self.level == 3:
# For Game 3, we are dragging
if self._press is None:
self._drag_pos = [0, 0]
return True
dx = x - self._drag_pos[0]
dy = y - self._drag_pos[1]
self._press.move_relative((dx, dy))
self._drag_pos = [x, y]
if x > self._width / 2.:
self._press.set_shape(self._man_pixbuf)
if self._press.type == 'loco':
self._correct += 1
self._press.type = 'man'
return True
def _button_release_cb(self, win, event):
# Game 3 uses release
if self.level == 3:
# Move to release
if self._correct == self._counter + 1:
self._counter += 1
self._correct = 0
GObject.timeout_add(2000, self.new_game, False)
self._press = None
self._drag_pos = [0, 0]
return True
def _button_press_cb(self, win, event):
self._press = None
x, y = map(int, event.get_coords())
if self.level == 0:
return
spr = self._sprites.find_sprite((x, y))
if spr is None:
return
if spr.type != 'loco':
return
if self.level < 2 and self._timeout_id is None:
return
if self._clicked:
return
# Games 1, 2, and 3 involve clicks; Games 4 and 5 allow click to drag
if self.level == 1:
self._all_clear()
self._man_cards[0].move((x - int(self._loco_dim[0] / 2.),
y - int(self._loco_dim[1] / 2.)))
self._man_cards[0].set_layer(LOCO_LAYER)
self._clicked = True
self._counter += 1
self._correct += 1
if self._timeout_id is not None:
GObject.source_remove(self._timeout_id)
GObject.timeout_add(2000, self.new_game, False)
elif self.level == 2:
spr.set_shape(self._ghost_pixbuf)
spr.type = 'ghost'
if self._correct == self._counter:
self._counter += 1
self._correct = 0
GObject.timeout_add(2000, self.new_game, False)
else:
self._correct += 1
elif self.level in [3, 4, 5]:
# In Games 4 and 5, dragging is used to remove overlaps
self._press = spr
self._drag_pos = [x, y]
return True
def __draw_cb(self, canvas, cr):
self._sprites.redraw_sprites(cr=cr)
def do_expose_event(self, event):
''' Handle the expose-event by drawing '''
# Restrict Cairo to the exposed area
cr = self._canvas.window.cairo_create()
cr.rectangle(event.area.x, event.area.y,
event.area.width, event.area.height)
cr.clip()
# Refresh sprite list
self._sprites.redraw_sprites(cr=cr)
def _destroy_cb(self, win, event):
Gtk.main_quit()
class Game():
def __init__(self,
canvas,
parent=None,
path=None,
root=None,
mode='array',
colors=['#A0FFA0', '#FF8080']):
self._canvas = canvas
self._parent = parent
self._path = path
self._root = root
self._mode = mode
self.current_image = 0
self.playing = False
self._timeout_id = None
self._prev_mouse_pos = (0, 0)
self._start_time = 0
self._colors = ['#FFFFFF']
self._colors.append(colors[0])
self._colors.append(colors[1])
self._canvas.add_events(Gdk.EventMask.BUTTON_PRESS_MASK
| Gdk.EventMask.BUTTON_RELEASE_MASK
| Gdk.EventMask.BUTTON_MOTION_MASK
| Gdk.EventMask.POINTER_MOTION_MASK
| Gdk.EventMask.POINTER_MOTION_HINT_MASK
| Gdk.EventMask.TOUCH_MASK)
self._canvas.connect('draw', self.__draw_cb)
self._canvas.connect('event', self.__event_cb)
self.configure(move=False)
self.we_are_sharing = False
self._start_time = 0
self._timeout_id = None
# Find the image files
self._PATHS = glob.glob(os.path.join(self._path, 'images', '*.svg'))
# Generate the sprites we'll need...
self._sprites = Sprites(self._canvas)
a = max(Gdk.Screen.width(), Gdk.Screen.height())
b = min(Gdk.Screen.width(), Gdk.Screen.height())
self._bg_pixbufs = []
if self._parent.tablet_mode: # text on top
# landscape
self._bg_pixbufs.append(
svg_str_to_pixbuf(
genhole(a, a, 3 * style.GRID_CELL_SIZE,
style.DEFAULT_SPACING,
a - 3 * style.GRID_CELL_SIZE,
style.GRID_CELL_SIZE * 3 + style.DEFAULT_SPACING)))
# portrait
self._bg_pixbufs.append(
svg_str_to_pixbuf(
genhole(a, a, 3 * style.GRID_CELL_SIZE,
style.DEFAULT_SPACING,
b - 3 * style.GRID_CELL_SIZE,
style.GRID_CELL_SIZE * 3 + style.DEFAULT_SPACING)))
else: # text on bottom
# landscape
self._bg_pixbufs.append(
svg_str_to_pixbuf(
genhole(
a, a, 3 * style.GRID_CELL_SIZE,
b - style.GRID_CELL_SIZE * 4 - style.DEFAULT_SPACING,
a - 3 * style.GRID_CELL_SIZE,
b - style.GRID_CELL_SIZE - style.DEFAULT_SPACING)))
# portrait
self._bg_pixbufs.append(
svg_str_to_pixbuf(
genhole(
a, a, 3 * style.GRID_CELL_SIZE,
a - style.GRID_CELL_SIZE * 4 - style.DEFAULT_SPACING,
b - 3 * style.GRID_CELL_SIZE,
a - style.GRID_CELL_SIZE - style.DEFAULT_SPACING)))
if Gdk.Screen.width() > Gdk.Screen.height():
self._bg = Sprite(self._sprites, 0, 0, self._bg_pixbufs[0])
else:
self._bg = Sprite(self._sprites, 0, 0, self._bg_pixbufs[1])
self._bg.set_layer(-2)
self._bg.type = 'background'
size = 3 * self._dot_size + 4 * self._space
x = int((Gdk.Screen.width() - size) / 2.)
self._dots = []
self._Dots = [] # larger dots for linear mode
X = int((Gdk.Screen.width() - self._dot_size * 3) / 2.)
Y = style.GRID_CELL_SIZE + self._yoff
if self._parent.tablet_mode:
yoffset = self._space * 2 + self._yoff
else:
yoffset = self._yoff
for y in range(3):
for x in range(3):
xoffset = int(
(self._width - 3 * self._dot_size - 2 * self._space) / 2.)
self._dots.append(
Sprite(self._sprites,
xoffset + x * (self._dot_size + self._space),
y * (self._dot_size + self._space) + yoffset,
self._new_dot_surface(color=self._colors[0])))
self._dots[-1].type = -1 # No image
self._dots[-1].set_label_attributes(72)
self._dots[-1].set_label('?')
self._Dots.append(
Sprite(
self._sprites, X, Y,
self._new_dot_surface(color=self._colors[0],
large=True)))
self._Dots[-1].type = -1 # No image
self._Dots[-1].set_label_attributes(72 * 3)
self._Dots[-1].set_label('?')
self.number_of_images = len(self._PATHS)
if USE_ART4APPS:
self._art4apps = Art4Apps()
self.number_of_images = len(self._art4apps.get_words())
self._record_pixbufs = []
for icon in ['media-audio', 'media-audio-recording']:
self._record_pixbufs.append(
GdkPixbuf.Pixbuf.new_from_file_at_size(
os.path.join(self._root, 'icons', icon + '.svg'),
style.GRID_CELL_SIZE, style.GRID_CELL_SIZE))
self._play_pixbufs = []
for icon in ['play-inactive', 'play']:
self._play_pixbufs.append(
GdkPixbuf.Pixbuf.new_from_file_at_size(
os.path.join(self._root, 'icons', icon + '.svg'),
style.GRID_CELL_SIZE, style.GRID_CELL_SIZE))
self._speak_pixbufs = []
for icon in ['speak-inactive', 'speak']:
self._speak_pixbufs.append(
GdkPixbuf.Pixbuf.new_from_file_at_size(
os.path.join(self._root, 'icons', icon + '.svg'),
style.GRID_CELL_SIZE, style.GRID_CELL_SIZE))
left = style.GRID_CELL_SIZE
right = Gdk.Screen.width() - 2 * style.GRID_CELL_SIZE
y0 = style.DEFAULT_SPACING + style.DEFAULT_PADDING
y1 = y0 + style.GRID_CELL_SIZE
y2 = y1 + style.GRID_CELL_SIZE
if not self._parent.tablet_mode:
dy = Gdk.Screen.height() - 4 * style.GRID_CELL_SIZE - \
2 * style.DEFAULT_SPACING
y0 += dy
y1 += dy
y2 += dy
y3 = int((Gdk.Screen.height() - 2 * style.GRID_CELL_SIZE) / 2)
self._record = Sprite(self._sprites, right, y0,
self._record_pixbufs[RECORD_OFF])
self._record.set_layer(1)
self._record.type = 'record'
self._play = Sprite(self._sprites, right, y1,
self._play_pixbufs[PLAY_OFF])
self._play.set_layer(1)
self._play.type = 'play-inactive'
self._speak = Sprite(self._sprites, right, y2,
self._speak_pixbufs[SPEAK_OFF])
self._speak.set_layer(1)
self._speak.type = 'speak-inactive'
self._next_prev_pixbufs = []
for icon in [
'go-previous', 'go-next', 'go-previous-inactive',
'go-next-inactive'
]:
self._next_prev_pixbufs.append(
GdkPixbuf.Pixbuf.new_from_file_at_size(
os.path.join(self._root, 'icons', icon + '.svg'),
style.GRID_CELL_SIZE, style.GRID_CELL_SIZE))
self._prev = Sprite(self._sprites, left, y3,
self._next_prev_pixbufs[PREV_INACTIVE])
self._prev.set_layer(1)
self._prev.type = 'prev'
if self._mode == 'array':
self._prev.hide()
self._next = Sprite(self._sprites, right, y3,
self._next_prev_pixbufs[NEXT])
self._next.set_layer(1)
self._next.type = 'next'
if self._mode == 'array':
self._next.hide()
def configure(self, move=True):
self._width = Gdk.Screen.width()
self._height = Gdk.Screen.height() - style.GRID_CELL_SIZE
if not move:
if self._height < self._width:
self._scale = self._height / (3 * DOT_SIZE * 1.2)
else:
self._scale = self._width / (3 * DOT_SIZE * 1.2)
self._scale /= 1.5
self._dot_size = int(DOT_SIZE * self._scale)
if self._parent.tablet_mode: # text on top
self._yoff = style.GRID_CELL_SIZE * 3 + style.DEFAULT_SPACING
else:
self._yoff = style.DEFAULT_SPACING
self._space = int(self._dot_size / 5.)
return
left = style.GRID_CELL_SIZE
right = Gdk.Screen.width() - 2 * style.GRID_CELL_SIZE
y0 = style.DEFAULT_SPACING + style.DEFAULT_PADDING
y1 = y0 + style.GRID_CELL_SIZE
y2 = y1 + style.GRID_CELL_SIZE
if not self._parent.tablet_mode:
dy = Gdk.Screen.height() - 4 * style.GRID_CELL_SIZE - \
2 * style.DEFAULT_SPACING
y0 += dy
y1 += dy
y2 += dy
y3 = int((Gdk.Screen.height() - 2 * style.GRID_CELL_SIZE) / 2)
self._record.move((right, y0))
self._play.move((right, y1))
self._speak.move((right, y2))
self._prev.move((left, y3))
self._next.move((right, y3))
# Move the dots
X = int((Gdk.Screen.width() - self._dot_size * 3) / 2.)
Y = style.GRID_CELL_SIZE + self._yoff
if self._parent.tablet_mode:
yoffset = self._space * 2 + self._yoff
else:
yoffset = self._yoff
for y in range(3):
for x in range(3):
xoffset = int(
(self._width - 3 * self._dot_size - 2 * self._space) / 2.)
self._dots[x + y * 3].move(
(xoffset + x * (self._dot_size + self._space),
y * (self._dot_size + self._space) + yoffset))
self._Dots[x + y * 3].move((X, Y))
# switch orientation the bg sprite
if Gdk.Screen.width() > Gdk.Screen.height():
self._bg.set_image(self._bg_pixbufs[0])
else:
self._bg.set_image(self._bg_pixbufs[1])
self._bg.set_layer(-2)
def set_speak_icon_state(self, state):
if state:
self._speak.set_image(self._speak_pixbufs[SPEAK_ON])
self._speak.type = 'speak'
else:
self._speak.set_image(self._speak_pixbufs[SPEAK_OFF])
self._speak.type = 'speak-inactive'
self._speak.set_layer(1)
def set_record_icon_state(self, state):
if state:
self._record.set_image(self._record_pixbufs[RECORD_ON])
else:
self._record.set_image(self._record_pixbufs[RECORD_OFF])
self._record.set_layer(1)
def set_play_icon_state(self, state):
if state:
self._play.set_image(self._play_pixbufs[PLAY_ON])
self._play.type = 'play'
else:
self._play.set_image(self._play_pixbufs[PLAY_OFF])
self._play.type = 'play-inactive'
self._play.set_layer(1)
def autoplay(self):
self.set_mode('linear') # forces current image to 0
self.playing = True
self._autonext(next=False)
def stop(self):
self.playing = False
if self._parent.audio_process is not None:
self._parent.audio_process.terminate()
self._parent.audio_process = None
if self._timeout_id is not None:
GObject.source_remove(self._timeout_id)
self._timeout_id = None
self._parent.autoplay_button.set_icon_name('media-playback-start')
self._parent.autoplay_button.set_tooltip(_('Play'))
self._parent.array_button.set_sensitive(True)
def _autonext(self, next=True):
self._timeout_id = None
if not self.playing:
return
if next:
self._Dots[self.current_image].hide()
self.current_image += 1
self._Dots[self.current_image].set_layer(100)
if self.current_image == 8:
self._next.set_image(self._next_prev_pixbufs[NEXT_INACTIVE])
self._next.set_layer(1)
self._prev.set_image(self._next_prev_pixbufs[PREV])
self._prev.set_layer(1)
self._parent.check_audio_status()
self._parent.check_text_status()
GObject.idle_add(self._play_sound)
def _poll_audio(self):
if self._parent.audio_process is None: # Already stopped?
return
if self._parent.audio_process.poll() is None:
GObject.timeout_add(200, self._poll_audio)
else:
self._parent.audio_process = None
self._next_image()
def _play_sound(self):
self._start_time = time.time()
# Either play back a recording or speak the text
if self._play.type == 'play':
self._parent.playback_recording_cb()
self._poll_audio()
elif self._speak.type == 'speak':
bounds = self._parent.text_buffer.get_bounds()
text = self._parent.text_buffer.get_text(bounds[0], bounds[1],
True)
speak(text)
self._next_image()
def _next_image(self):
accumulated_time = int(time.time() - self._start_time)
if accumulated_time < 5:
pause = 5 - accumulated_time
else:
pause = 1
if self.playing and self.current_image < 8:
self._timeout_id = GObject.timeout_add(pause * 1000,
self._autonext)
else:
self.stop()
def __event_cb(self, win, event):
''' The mouse button was pressed. Is it on a sprite? or
there was a gesture. '''
left = right = False
if event.type in (Gdk.EventType.TOUCH_BEGIN,
Gdk.EventType.TOUCH_CANCEL, Gdk.EventType.TOUCH_END,
Gdk.EventType.BUTTON_PRESS,
Gdk.EventType.BUTTON_RELEASE):
x = int(event.get_coords()[1])
y = int(event.get_coords()[2])
if event.type in (Gdk.EventType.TOUCH_BEGIN,
Gdk.EventType.BUTTON_PRESS):
self._prev_mouse_pos = (x, y)
elif event.type in (Gdk.EventType.TOUCH_END,
Gdk.EventType.BUTTON_RELEASE):
if self._parent.audio_process is not None:
self._parent.audio_process.terminate()
self._parent.audio_process = None
terminated_audio = True
else:
terminated_audio = False
if self.playing:
self.stop()
new_mouse_pos = (x, y)
mouse_movement = (new_mouse_pos[0] - self._prev_mouse_pos[0],
new_mouse_pos[1] - self._prev_mouse_pos[1])
# horizontal gestures only
if (abs(mouse_movement[0]) / 5) > abs(mouse_movement[1]):
if abs(mouse_movement[0]) > abs(mouse_movement[1]):
if mouse_movement[0] < 0:
right = True
else:
left = True
if event.type in (Gdk.EventType.TOUCH_END,
Gdk.EventType.BUTTON_RELEASE):
spr = self._sprites.find_sprite((x, y))
if left or right or spr is not None:
if spr.type in [
'record', 'play', 'play-inactive', 'speak',
'speak-inactive'
]:
if spr.type == 'record':
self._parent.record_cb()
elif spr.type == 'play' and not terminated_audio:
self._parent.playback_recording_cb()
elif spr.type == 'speak':
bounds = self._parent.text_buffer.get_bounds()
text = self._parent.text_buffer.get_text(
bounds[0], bounds[1], True)
speak(text)
return
elif self._mode == 'array':
return
self._parent.speak_text_cb()
if self._parent.recording:
self._parent.record_cb()
if (left or spr.type == 'prev') and self.current_image > 0:
self._Dots[self.current_image].hide()
self.current_image -= 1
self._Dots[self.current_image].set_layer(100)
if self.current_image == 0:
self._prev.set_image(
self._next_prev_pixbufs[PREV_INACTIVE])
self._next.set_image(self._next_prev_pixbufs[NEXT])
elif (right or spr.type == 'next') and self.current_image < 8:
self._Dots[self.current_image].hide()
self.current_image += 1
self._Dots[self.current_image].set_layer(100)
if self.current_image == 8:
self._next.set_image(
self._next_prev_pixbufs[NEXT_INACTIVE])
self._prev.set_image(self._next_prev_pixbufs[PREV])
elif spr.type not in ['prev', 'background'] and \
self.current_image < 8:
self._Dots[self.current_image].hide()
self.current_image += 1
self._Dots[self.current_image].set_layer(100)
if self.current_image == 8:
self._next.set_image(
self._next_prev_pixbufs[NEXT_INACTIVE])
self._prev.set_image(self._next_prev_pixbufs[PREV])
self._parent.check_audio_status()
self._parent.check_text_status()
self._prev.set_layer(1)
self._next.set_layer(1)
return False
def get_mode(self):
return self._mode
def set_mode(self, mode):
self.current_image = 0
self._prev.set_image(self._next_prev_pixbufs[PREV_INACTIVE])
self._next.set_image(self._next_prev_pixbufs[NEXT])
if mode == 'array':
self._mode = 'array'
self._prev.hide()
self._next.hide()
else:
self._mode = 'linear'
self._prev.set_layer(1)
self._next.set_layer(1)
for i in range(9):
if self._mode == 'array':
self._dots[i].set_layer(100)
self._Dots[i].hide()
else:
self._dots[i].hide()
if self.current_image == i:
self._Dots[i].set_layer(100)
else:
self._Dots[i].hide()
def _all_clear(self):
''' Things to reinitialize when starting up a new game. '''
if self._timeout_id is not None:
GObject.source_remove(self._timeout_id)
self.set_mode(self._mode)
if self._mode == 'array':
for dot in self._dots:
if dot.type != -1:
dot.type = -1
dot.set_shape(
self._new_dot_surface(self._colors[abs(dot.type)]))
dot.set_label('?')
else:
for dot in self._Dots:
if dot.type != -1:
dot.type = -1
dot.set_shape(
self._new_dot_surface(self._colors[abs(dot.type)],
large=True))
dot.set_label('?')
self._dance_counter = 0
self._dance_step()
def _dance_step(self):
''' Short animation before loading new game '''
if self._mode == 'array':
for dot in self._dots:
dot.set_shape(
self._new_dot_surface(self._colors[int(uniform(0, 3))]))
else:
self._Dots[0].set_shape(
self._new_dot_surface(self._colors[int(uniform(0, 3))],
large=True))
self._dance_counter += 1
if self._dance_counter < 10:
self._timeout_id = GObject.timeout_add(500, self._dance_step)
else:
self._new_images()
def new_game(self):
''' Start a new game. '''
self._all_clear()
def _new_images(self):
''' Select pictures at random '''
used_images = [0] * self.number_of_images
for i in range(9):
random_selection = int(uniform(0, self.number_of_images))
while used_images[random_selection] != 0:
random_selection = int(uniform(0, self.number_of_images))
used_images[random_selection] = 1
self._dots[i].set_label('')
self._dots[i].type = random_selection
self._dots[i].set_shape(
self._new_dot_surface(image=self._dots[i].type))
self._Dots[i].set_label('')
self._Dots[i].type = self._dots[i].type
self._Dots[i].set_shape(
self._new_dot_surface(image=self._Dots[i].type, large=True))
if self._mode == 'array':
self._dots[i].set_layer(100)
self._Dots[i].hide()
else:
if self.current_image == i:
self._Dots[i].set_layer(100)
else:
self._Dots[i].hide()
self._dots[i].hide()
if self.we_are_sharing:
self._parent.send_new_images()
def restore_game(self, dot_list):
''' Restore a game from the Journal or share '''
self.set_mode(self._mode)
for i, dot in enumerate(dot_list):
self._dots[i].type = dot
self._dots[i].set_shape(
self._new_dot_surface(image=self._dots[i].type))
self._dots[i].set_label('')
self._Dots[i].type = dot
self._Dots[i].set_shape(
self._new_dot_surface(image=self._Dots[i].type, large=True))
self._Dots[i].set_label('')
if self._mode == 'array':
self._dots[i].set_layer(100)
self._Dots[i].hide()
else:
if self.current_image == i:
self._Dots[i].set_layer(100)
else:
self._Dots[i].hide()
self._dots[i].hide()
def save_game(self):
''' Return dot list for saving to Journal or
sharing '''
dot_list = []
for dot in self._dots:
dot_list.append(dot.type)
return dot_list
def set_sharing(self, share=True):
self.we_are_sharing = share
def _grid_to_dot(self, pos):
''' calculate the dot index from a column and row in the grid '''
return pos[0] + pos[1] * 3
def _dot_to_grid(self, dot):
''' calculate the grid column and row for a dot '''
return [dot % 3, int(dot / 3)]
def __draw_cb(self, canvas, cr):
self._sprites.redraw_sprites(cr=cr)
def __expose_cb(self, win, event):
''' Callback to handle window expose events '''
self.do_expose_event(event)
return True
# Handle the expose-event by drawing
def do_expose_event(self, event):
# Create the cairo context
cr = self._canvas.window.cairo_create()
# Restrict Cairo to the exposed area; avoid extra work
cr.rectangle(event.area.x, event.area.y, event.area.width,
event.area.height)
cr.clip()
# Refresh sprite list
if cr is not None:
self._sprites.redraw_sprites(cr=cr)
def _destroy_cb(self, win, event):
Gtk.main_quit()
def export(self):
''' Write dot to cairo surface. '''
if self._mode == 'array':
w = h = int(4 * self._space + 3 * self._dot_size)
png_surface = cairo.ImageSurface(cairo.FORMAT_RGB24, w, h)
cr = cairo.Context(png_surface)
cr.set_source_rgb(192, 192, 192)
cr.rectangle(0, 0, w, h)
cr.fill()
for i in range(9):
y = self._space + int(i / 3.) * (self._dot_size + self._space)
x = self._space + (i % 3) * (self._dot_size + self._space)
cr.save()
cr.set_source_surface(self._dots[i].images[0], x, y)
cr.rectangle(x, y, self._dot_size, self._dot_size)
cr.fill()
cr.restore()
else:
w = h = int(2 * self._space + 3 * self._dot_size)
png_surface = cairo.ImageSurface(cairo.FORMAT_RGB24, w, h)
cr = cairo.Context(png_surface)
cr.set_source_rgb(192, 192, 192)
cr.rectangle(0, 0, w, h)
cr.fill()
y = self._space
x = self._space
cr.save()
cr.set_source_surface(self._Dots[self.current_image].images[0], x,
y)
cr.rectangle(x, y, 3 * self._dot_size, 3 * self._dot_size)
cr.fill()
cr.restore()
return png_surface
def _new_dot_surface(self, color='#000000', image=None, large=False):
''' generate a dot of a color color '''
if large:
size = self._dot_size * 3
else:
size = self._dot_size
self._svg_width = size
self._svg_height = size
if image is None: # color dot
self._stroke = color
self._fill = color
pixbuf = svg_str_to_pixbuf(self._header() +
self._circle(size / 2., size /
2., size / 2.) +
self._footer())
else:
if USE_ART4APPS:
word = self._art4apps.get_words()[image]
try:
pixbuf = GdkPixbuf.Pixbuf.new_from_file_at_size(
self._art4apps.get_image_filename(word), size, size)
except Exception, e:
_logger.error('new dot surface %s %s: %s' %
(image, word, e))
word = 'zebra' # default in case image is not found
pixbuf = GdkPixbuf.Pixbuf.new_from_file_at_size(
self._art4apps.get_image_filename(word), size, size)
else:
class Turtle:
def __init__(self, turtles, key, turtle_colors=None):
""" The turtle is not a block, just a sprite with an orientation """
self.x = 0
self.y = 0
self.hidden = False
self.shapes = []
self.custom_shapes = False
self.type = 'turtle'
self.heading = 0
self.pen_shade = 50
self.pen_color = 0
self.pen_gray = 100
self.pen_size = 5
self.pen_state = True
# If the turtle key is an int, we'll use a palette color as the
# turtle color
try:
int_key = int(key)
use_color_table = True
except ValueError:
use_color_table = False
if turtle_colors is not None:
self.colors = turtle_colors[:]
self.shapes = generate_turtle_pixbufs(self.colors)
elif use_color_table:
fill = wrap100(int_key)
stroke = wrap100(fill + 10)
self.colors = ['#%06x' % (color_table[fill]),
'#%06x' % (color_table[stroke])]
self.shapes = generate_turtle_pixbufs(self.colors)
else:
self.shapes = turtles.get_pixbufs()
if turtles.sprite_list is not None:
self.spr = Sprite(turtles.sprite_list, 0, 0, self.shapes[0])
else:
self.spr = None
turtles.add_to_dict(key, self)
def set_shapes(self, shapes):
""" Reskin the turtle """
n = len(shapes)
if n == SHAPES:
self.shapes = shapes[:]
else:
if n != 1:
_logger.debug("%d images passed to set_shapes: ignoring" % (n))
images = [shapes[0]]
if self.heading == 0:
for i in range(3):
images.append(images[i].rotate_simple(270))
for i in range(SHAPES):
j = (i + 4) % SHAPES
self.shapes[j] = images[int(j / 9)]
else:
j = int(self.heading + 5) % 360 / (360 / SHAPES)
self.shapes[j] = images[0]
self.custom_shapes = True
self.show()
def reset_shapes(self):
""" Reset the shapes to the standard turtle """
if self.custom_shapes:
self.shapes = generate_turtle_pixbufs(self.colors)
self.custom_shapes = False
def set_heading(self, heading):
""" Set the turtle heading (one shape per 360/SHAPES degrees) """
self.heading = heading
i = (int(self.heading + 5) % 360) / (360 / SHAPES)
if not self.hidden and self.spr is not None:
try:
self.spr.set_shape(self.shapes[i])
except IndexError:
self.spr.set_shape(self.shapes[0])
def set_color(self, color):
""" Set the pen color for this turtle. """
self.pen_color = color
def set_gray(self, gray):
""" Set the pen gray level for this turtle. """
self.pen_gray = gray
def set_shade(self, shade):
""" Set the pen shade for this turtle. """
self.pen_shade = shade
def set_pen_size(self, pen_size):
""" Set the pen size for this turtle. """
self.pen_size = pen_size
def set_pen_state(self, pen_state):
""" Set the pen state (down==True) for this turtle. """
self.pen_state = pen_state
def hide(self):
""" Hide the turtle. """
if self.spr is not None:
self.spr.hide()
self.hidden = True
def show(self):
""" Show the turtle. """
if self.spr is not None:
self.spr.set_layer(TURTLE_LAYER)
self.hidden = False
self.move((self.x, self.y))
self.set_heading(self.heading)
def move(self, pos):
""" Move the turtle. """
self.x, self.y = int(pos[0]), int(pos[1])
if not self.hidden and self.spr is not None:
self.spr.move(pos)
return(self.x, self.y)
def get_xy(self):
""" Return the turtle's x, y coordinates. """
return(self.x, self.y)
def get_heading(self):
""" Return the turtle's heading. """
return(self.heading)
def get_color(self):
""" Return the turtle's color. """
return(self.pen_color)
def get_gray(self):
""" Return the turtle's gray level. """
return(self.pen_gray)
def get_shade(self):
""" Return the turtle's shade. """
return(self.pen_shade)
def get_pen_size(self):
""" Return the turtle's pen size. """
return(self.pen_size)
def get_pen_state(self):
""" Return the turtle's pen state. """
return(self.pen_state)
class Game():
def __init__(self, canvas, parent=None, path=None):
self._canvas = canvas
self._parent = parent
self._parent.show_all()
self._path = path
self._canvas.add_events(Gdk.EventMask.BUTTON_PRESS_MASK)
self._canvas.connect("draw", self.__draw_cb)
self._canvas.connect("button-press-event", self._button_press_cb)
self._width = Gdk.Screen.width()
self._height = Gdk.Screen.height()
self._scale = self._width / 1200.
self._target = 0
self._tries = 0
self.level = 0
self._picture_cards = []
self._small_picture_cards = []
self.food_cards = []
self._group_cards = []
self._quantity_cards = []
self._balance_cards = []
self._last_twenty = []
self._background = None
# Generate the sprites we'll need...
self._sprites = Sprites(self._canvas)
self._background = Sprite(
self._sprites, 0, 0,
GdkPixbuf.Pixbuf.new_from_file_at_size(
os.path.join(self._path, 'images', 'background.png'),
self._width, self._height))
self._background.set_layer(0)
self._background.type = None
self._background.hide()
self.pixbuf = GdkPixbuf.Pixbuf.new_from_file_at_size(
os.path.join(self._path, 'images', 'word-box.png'),
int(350 * self._scale), int(100 * self._scale))
for i in range(len(FOOD_DATA) / 4):
FOOD.append([
FOOD_DATA[i * 4 + NAME], FOOD_DATA[i * 4 + CALS],
FOOD_DATA[i * 4 + GROUP], FOOD_DATA[i * 4 + IMAGE]
])
self.food_cards.append(None)
self._picture_cards.append(None)
for j in range(6):
self._small_picture_cards.append(None)
self.allocate_food(0)
x = 10
dx, dy = self.food_cards[0].get_dimensions()
y = 10
for i in range(len(MYPLATE)):
self.word_card_append(self._group_cards, self.pixbuf)
self._group_cards[-1].type = i
self._group_cards[-1].set_label(MYPLATE[i][0])
self._group_cards[-1].move((x, y))
y += int(dy * 1.25)
y = 10
for i in range(len(QUANTITIES)):
self.word_card_append(self._quantity_cards, self.pixbuf)
self._quantity_cards[-1].type = i
self._quantity_cards[-1].set_label(QUANTITIES[i])
self._quantity_cards[-1].move((x, y))
y += int(dy * 1.25)
y = 10
for i in range(len(BALANCE)):
self.word_card_append(self._balance_cards, self.pixbuf)
self._balance_cards[-1].type = i
self._balance_cards[-1].set_label(BALANCE[i])
self._balance_cards[-1].move((x, y))
y += int(dy * 1.25)
self._smile = Sprite(
self._sprites, int(self._width / 4), int(self._height / 4),
GdkPixbuf.Pixbuf.new_from_file_at_size(
os.path.join(self._path, 'images', 'correct.png'),
int(self._width / 2), int(self._height / 2)))
self._smile.set_label_attributes(36)
self._smile.set_margins(10, 0, 10, 0)
self._frown = Sprite(
self._sprites, int(self._width / 4), int(self._height / 4),
GdkPixbuf.Pixbuf.new_from_file_at_size(
os.path.join(self._path, 'images', 'wrong.png'),
int(self._width / 2), int(self._height / 2)))
self._frown.set_label_attributes(36)
self._frown.set_margins(10, 0, 10, 0)
self.build_food_groups()
self._all_clear()
def allocate_food(self, i):
self.picture_append(
os.path.join(self._path, 'images', FOOD_DATA[i * 4 + IMAGE]), i)
self.small_picture_append(
os.path.join(self._path, 'images', FOOD_DATA[i * 4 + IMAGE]), i)
self.word_card_append(self.food_cards, self.pixbuf, i)
self.food_cards[i].type = i
self.food_cards[i].set_label(FOOD_DATA[i * 4 + NAME])
def word_card_append(self, card_list, pixbuf, i=-1):
if i == -1:
card_list.append(Sprite(self._sprites, 10, 10, pixbuf))
else:
card_list[i] = Sprite(self._sprites, 10, 10, pixbuf)
card_list[i].set_label_attributes(36)
card_list[i].set_margins(10, 0, 10, 0)
card_list[i].hide()
def picture_append(self, path, i=-1):
spr = Sprite(
self._sprites, int(self._width / 2.), int(self._height / 4.),
GdkPixbuf.Pixbuf.new_from_file_at_size(path, int(self._width / 3.),
int(9 * self._width / 12.)))
if i == -1:
self._picture_cards.append(spr)
else:
self._picture_cards[i] = spr
self._picture_cards[i].type = 'picture'
self._picture_cards[i].hide()
def small_picture_append(self, path, i=-1):
x = int(self._width / 3.)
y = int(self._height / 6.)
pixbuf = GdkPixbuf.Pixbuf.new_from_file_at_size(
path, int(self._width / 6.), int(3 * self._width / 8.))
for j in range(6): # up to 6 of each card
if i == -1:
self._small_picture_cards.append(
Sprite(self._sprites, x, y, pixbuf))
self._small_picture_cards[-1].type = 'picture'
self._small_picture_cards[-1].hide()
else:
self._small_picture_cards[i * 6 + j] = Sprite(
self._sprites, x, y, pixbuf)
self._small_picture_cards[i * 6 + j].type = 'picture'
self._small_picture_cards[i * 6 + j].hide()
x += int(self._width / 6.)
if j == 2:
x = int(self._width / 3.)
y += int(3 * self._width / 16.)
def _all_clear(self):
''' Things to reinitialize when starting up a new game. '''
for p in self._picture_cards:
if p is not None:
p.hide()
for p in self._small_picture_cards:
if p is not None:
p.hide()
for i, w in enumerate(self.food_cards):
if w is not None:
w.set_label_color('black')
w.set_label(FOOD[i][NAME])
w.hide()
for i, w in enumerate(self._group_cards):
w.set_label_color('black')
w.set_label(MYPLATE[i][0])
w.hide()
for i, w in enumerate(self._quantity_cards):
w.set_label_color('black')
w.set_label(QUANTITIES[i])
w.hide()
for i, w in enumerate(self._balance_cards):
w.set_label_color('black')
w.set_label(BALANCE[i])
w.hide()
self._smile.hide()
self._frown.hide()
self._background.set_layer(1)
def build_food_groups(self):
self._my_plate = [[], [], [], []]
for i, food in enumerate(FOOD):
self._my_plate[MYPLATE[food[GROUP]][QUANT]].append(i)
def new_game(self):
''' Start a new game. '''
games = {
0: self._name_that_food,
1: self._name_that_food_group,
2: self._compare_calories,
3: self._how_much_to_eat,
4: self._balanced_meal
}
self._all_clear()
games[self.level]()
self._frown.set_label('')
self._smile.set_label('')
self._tries = 0
def _name_that_food(self):
''' Choose food cards and one matching food picture '''
x = 10
y = 10
dx, dy = self.food_cards[0].get_dimensions()
# Select some cards
word_list = []
for i in range(NCARDS):
j = int(uniform(0, len(FOOD)))
while j in word_list:
j = int(uniform(0, len(FOOD)))
word_list.append(j)
# Show the word cards from the list
for i in word_list:
if self.food_cards[i] is None:
self.allocate_food(i)
self.food_cards[i].set_layer(100)
self.food_cards[i].move((x, y))
y += int(dy * 1.25)
# Choose a random food image from the list and show it.
self._target = self.food_cards[word_list[int(uniform(0, NCARDS))]].type
while self._target in self._last_twenty:
self._target = self.food_cards[word_list[int(uniform(
0, NCARDS))]].type
self._last_twenty.append(self._target)
if len(self._last_twenty) > 20:
self._last_twenty.remove(self._last_twenty[0])
self._picture_cards[self._target].set_layer(100)
def _name_that_food_group(self):
''' Show group cards and one food picture '''
for i in range(len(MYPLATE)):
self._group_cards[i].set_layer(100)
# Choose a random food image and show it.
self._target = int(uniform(0, len(FOOD)))
if self.food_cards[self._target] is None:
self.allocate_food(self._target)
self._picture_cards[self._target].set_layer(100)
def _compare_calories(self):
''' Choose food cards and compare the calories '''
x = 10
y = 10
dx, dy = self.food_cards[0].get_dimensions()
# Select some cards
word_list = []
for i in range(6):
j = int(uniform(0, len(FOOD)))
while j in word_list:
j = int(uniform(0, len(FOOD)))
word_list.append(j)
if self.food_cards[j] is None:
self.allocate_food(j)
# Show the word cards from the list
for i in word_list:
self.food_cards[i].set_layer(100)
self.food_cards[i].move((x, y))
y += int(dy * 1.25)
# Show food images
self._target = word_list[0]
for i in range(5):
if FOOD[word_list[i + 1]][CALS] > FOOD[self._target][CALS]:
self._target = word_list[i + 1]
self._small_picture_cards[word_list[0] * 6].set_layer(100)
self._small_picture_cards[word_list[1] * 6 + 1].set_layer(100)
self._small_picture_cards[word_list[2] * 6 + 2].set_layer(100)
self._small_picture_cards[word_list[3] * 6 + 3].set_layer(100)
self._small_picture_cards[word_list[4] * 6 + 4].set_layer(100)
self._small_picture_cards[word_list[5] * 6 + 5].set_layer(100)
def _how_much_to_eat(self):
''' Show quantity cards and one food picture '''
for i in range(len(QUANTITIES)):
self._quantity_cards[i].set_layer(100)
# Choose a random image from the list and show it.
self._target = int(uniform(0, len(FOOD)))
if self.food_cards[self._target] is None:
self.allocate_food(self._target)
self._picture_cards[self._target].set_layer(100)
def _balanced_meal(self):
''' A well-balanced meal '''
for i in range(2):
self._balance_cards[i].set_layer(100)
# Determine how many foods from each group
n = [0, 0, 0, 0]
n[0] = int(uniform(0, 2.5))
n[1] = int(uniform(0, 3 - n[0]))
n[2] = 3 - n[0] - n[1]
n[3] = 6 - n[0] - n[1] - n[2]
# Fill a plate with foods from different groups
meal = []
for i in range(n[0]): # Sweets
j = int(uniform(0, len(self._my_plate[0])))
meal.append(self._my_plate[0][j])
for i in range(n[1]): # Dairy
j = int(uniform(0, len(self._my_plate[1])))
meal.append(self._my_plate[1][j])
for i in range(n[2]): # Protein and Fruits
j = int(uniform(0, len(self._my_plate[2])))
meal.append(self._my_plate[2][j])
for i in range(n[3]): # Veggies and Grains
j = int(uniform(0, len(self._my_plate[3])))
meal.append(self._my_plate[3][j])
if n[0] < 2 and n[1] < 2 and n[2] < n[3]:
self._target = 0 # Balanced meal
else:
self._target = 1
for i in range(6):
if self.food_cards[meal[i]] is None:
self.allocate_food(meal[i])
# Randomly position small cards
self._small_picture_cards[meal[3] * 6].set_layer(100)
self._small_picture_cards[meal[4] * 6 + 1].set_layer(100)
self._small_picture_cards[meal[1] * 6 + 2].set_layer(100)
self._small_picture_cards[meal[2] * 6 + 3].set_layer(100)
self._small_picture_cards[meal[5] * 6 + 4].set_layer(100)
self._small_picture_cards[meal[0] * 6 + 5].set_layer(100)
def _button_press_cb(self, win, event):
win.grab_focus()
x, y = list(map(int, event.get_coords()))
spr = self._sprites.find_sprite((x, y))
if spr == None:
return
# We only care about clicks on word cards
if type(spr.type) != int:
return
# Which card was clicked? Set its label to red.
spr.set_label_color('red')
label = spr.labels[0]
spr.set_label(label)
if self.level == 0:
if spr.type == self._target:
self._smile.set_layer(200)
self._tries = 3
else:
self._frown.set_layer(200)
self._tries += 1
if self._tries == 3:
self.food_cards[self._target].set_label_color('blue')
label = self.food_cards[self._target].labels[0]
self.food_cards[self._target].set_label(label)
elif self.level == 1:
i = FOOD[self._target][GROUP]
if spr.type == i:
self._smile.set_layer(200)
self._tries = 3
else:
self._frown.set_layer(200)
self._tries += 1
if self._tries == 3:
self._group_cards[i].set_label_color('blue')
label = self._group_cards[i].labels[0]
self._group_cards[i].set_label(label)
elif self.level == 2:
if spr.type == self._target:
self._smile.set_layer(200)
self._tries = 3
else:
self._frown.set_layer(200)
self._tries += 1
if self._tries == 3:
self.food_cards[self._target].set_label_color('blue')
label = self.food_cards[self._target].labels[0]
self.food_cards[self._target].set_label(label)
elif self.level == 3:
i = MYPLATE[FOOD[self._target][GROUP]][QUANT]
if spr.type == i:
self._smile.set_layer(200)
self._tries = 3
else:
self._frown.set_layer(200)
self._tries += 1
if self._tries == 3:
self._quantity_cards[i].set_label_color('blue')
label = self._quantity_cards[i].labels[0]
self._quantity_cards[i].set_label(label)
elif self.level == 4:
if self._target == spr.type:
self._smile.set_layer(200)
self._tries = 3
else:
self._frown.set_layer(200)
self._tries += 1
if self._tries == 3:
self._balance_cards[self._target].set_label_color('blue')
label = self._balance_cards[self._target].labels[0]
self._balance_cards[self._target].set_label(label)
else:
_logger.debug('unknown play level %d' % (self.level))
# Play again
if self._tries == 3:
GObject.timeout_add(2000, self.new_game)
else:
GObject.timeout_add(1000, self._reset_game)
return True
def _reset_game(self):
self._frown.hide()
if self.level in [0, 2]:
for i, w in enumerate(self.food_cards):
w.set_label_color('black')
w.set_label(FOOD[i][NAME])
elif self.level == 1:
for i, w in enumerate(self._group_cards):
w.set_label_color('black')
w.set_label(MYPLATE[i][0])
elif self.level == 3:
for i, w in enumerate(self._quantity_cards):
w.set_label_color('black')
w.set_label(QUANTITIES[i])
elif self.level == 4:
for i, w in enumerate(self._balance_cards):
w.set_label_color('black')
w.set_label(BALANCE[i])
def __draw_cb(self, canvas, cr):
self._sprites.redraw_sprites(cr=cr)
def do_expose_event(self, event):
''' Handle the expose-event by drawing '''
# Restrict Cairo to the exposed area
cr = self._canvas.window.cairo_create()
cr.rectangle(event.area.x, event.area.y, event.area.width,
event.area.height)
cr.clip()
# Refresh sprite list
self._sprites.redraw_sprites(cr=cr)
def _destroy_cb(self, win, event):
Gtk.main_quit()
class Game():
def __init__(self, canvas, parent=None, path=None):
self._canvas = canvas
self._parent = parent
self._parent.show_all()
self._path = path
self._canvas.connect("draw", self.__draw_cb)
self._canvas.add_events(Gdk.EventMask.BUTTON_PRESS_MASK)
self._canvas.connect("button-press-event", self._button_press_cb)
self._canvas.add_events(Gdk.EventMask.POINTER_MOTION_MASK)
self._canvas.connect("motion-notify-event", self._mouse_move_cb)
self._canvas.add_events(Gdk.EventMask.BUTTON_RELEASE_MASK)
self._canvas.connect('button-release-event', self._button_release_cb)
self._canvas.add_events(Gdk.EventMask.KEY_PRESS_MASK)
self._canvas.connect('key-press-event', self._keypress_cb)
self._canvas.set_can_focus(True)
self._canvas.grab_focus()
self._width = Gdk.Screen.width()
self._height = Gdk.Screen.height()
self._scale_x = self._width / 1200.0
self._scale_y = self._height / 900.0
self._first_time = True
self._loco_pos = (0, 0)
self._loco_dim = (0, 0)
self._loco_quadrant = 3
self._drag_pos = [0, 0]
self._counter = 0
self._correct = 0
self._timeout_id = None
self._pause = 200
self._press = None
self._clicked = False
self._dead_key = None
self._waiting_for_delete = False
self._waiting_for_enter = False
self._seconds = 0
self._timer_id = None
self.level = 0
self.score = 0
# Generate the sprites we'll need...
self._sprites = Sprites(self._canvas)
self._BG = [
'background0.jpg', 'background0.jpg', 'background0.jpg',
'background1.jpg', 'background2.jpg', 'background2.jpg',
'background2.jpg'
]
self._backgrounds = []
for bg in self._BG:
pixbuf = GdkPixbuf.Pixbuf.new_from_file(
os.path.join(self._path, 'images', bg))
pixbuf = pixbuf.scale_simple(self._width, self._height,
GdkPixbuf.InterpType.BILINEAR)
self._backgrounds.append(Sprite(self._sprites, 0, 0, pixbuf))
self._backgrounds[-1].type = 'background'
self._backgrounds[-1].hide()
self._panel = Sprite(
self._sprites, int(400 * self._scale_x), int(400 * self._scale_y),
GdkPixbuf.Pixbuf.new_from_file_at_size(
os.path.join(self._path, 'images', 'ventana.png'),
int(720 * self._scale_x), int(370 * self._scale_y)))
self._panel.type = 'panel'
self._panel.set_label(LABELS[0])
self._panel.set_label_attributes(20)
self._panel.hide()
self._LOCOS = glob.glob(os.path.join(self._path, 'images',
'loco*.png'))
self._loco_cards = []
for loco in self._LOCOS:
pixbuf = GdkPixbuf.Pixbuf.new_from_file_at_size(
loco, int(150 * self._scale_x), int(208 * self._scale_y))
self._loco_cards.append(Sprite(self._sprites, 0, 0, pixbuf))
self._loco_cards[-1].type = 'loco'
self._loco_dim = (int(150 * self._scale_x), int(208 * self._scale_y))
self._MEN = glob.glob(os.path.join(self._path, 'images', 'man*.png'))
self._man_cards = []
for loco in self._MEN:
pixbuf = GdkPixbuf.Pixbuf.new_from_file_at_size(
loco, int(150 * self._scale_x), int(208 * self._scale_y))
self._man_cards.append(Sprite(self._sprites, 0, 0, pixbuf))
self._man_cards[-1].type = 'loco'
self._TAUNTS = glob.glob(
os.path.join(self._path, 'images', 'taunt*.png'))
self._taunt_cards = []
for loco in self._TAUNTS:
pixbuf = GdkPixbuf.Pixbuf.new_from_file_at_size(
loco, int(150 * self._scale_x), int(208 * self._scale_y))
self._taunt_cards.append(Sprite(self._sprites, 0, 0, pixbuf))
self._taunt_cards[-1].type = 'loco'
self._GHOSTS = glob.glob(
os.path.join(self._path, 'images', 'ghost*.png'))
self._ghost_cards = []
for loco in self._GHOSTS:
pixbuf = GdkPixbuf.Pixbuf.new_from_file_at_size(
loco, int(150 * self._scale_x), int(208 * self._scale_y))
self._ghost_cards.append(Sprite(self._sprites, 0, 0, pixbuf))
self._ghost_cards[-1].type = 'loco'
self._sticky_cards = []
self._loco_pixbuf = GdkPixbuf.Pixbuf.new_from_file_at_size(
self._LOCOS[0], int(150 * self._scale_x), int(208 * self._scale_y))
self._man_pixbuf = GdkPixbuf.Pixbuf.new_from_file_at_size(
self._MEN[0], int(150 * self._scale_x), int(208 * self._scale_y))
self._ghost_pixbuf = GdkPixbuf.Pixbuf.new_from_file_at_size(
self._GHOSTS[0], int(150 * self._scale_x),
int(208 * self._scale_y))
for i in range(len(MSGS[1])): # Check re i18n
self._sticky_cards.append(
Sprite(self._sprites, 0, 0, self._loco_pixbuf))
self._sticky_cards[-1].type = 'loco'
self._sticky_cards[-1].set_label_attributes(24,
vert_align='bottom')
self._all_clear()
def _time_increment(self):
''' Track seconds since start_time. '''
self._seconds = int(GLib.get_current_time() - self._start_time)
self.timer_id = GLib.timeout_add(1000, self._time_increment)
def _timer_reset(self):
''' Reset the timer for each level '''
self._start_time = GLib.get_current_time()
if self._timer_id is not None:
GLib.source_remove(self._timer_id)
self._timer_id = None
self.score += self._seconds
self._time_increment()
def _all_clear(self):
''' Things to reinitialize when starting up a new game. '''
for p in self._loco_cards:
p.hide()
for p in self._man_cards:
p.hide()
for p in self._taunt_cards:
p.hide()
for p in self._ghost_cards:
p.hide()
for p in self._sticky_cards:
p.set_shape(self._loco_pixbuf)
p.set_label('')
p.set_label_color('white')
p.hide()
self._backgrounds[self.level].set_layer(BG_LAYER)
def _show_time(self):
self.level = 0
self._all_clear()
x = int(self._width / 4.)
y = int(self._height / 8.)
for i in range(len(str(self.score))):
self._sticky_cards[i].move((x, y))
self._sticky_cards[i].set_layer(LOCO_LAYER)
self._sticky_cards[i].set_label(str(self.score)[i])
x += int(self._loco_dim[0] / 2.)
self.score = 0
self._parent.fullscreen()
aplay.play(os.path.join(self._path, 'sounds', 'sonar.ogg'))
GLib.timeout_add(5000, self.new_game, True)
def new_game(self, first_time):
''' Start a new game at the current level. '''
self._first_time = first_time
self._clicked = False
# It may be time to advance to the next level.
if (self.level == 6 and self._counter == len(MSGS)) or \
self._counter > 4:
self._first_time = True
self.level += 1
self._counter = 0
self._correct = 0
self._pause = 200
if self.level == len(self._backgrounds):
self._show_time()
return
self._all_clear()
if self._first_time:
# Every game starts by putting up a panel with instructions
# The panel disappears on mouse movement
self._panel.set_label(LABELS[self.level])
self._panel.set_layer(PANEL_LAYER)
aplay.play(os.path.join(self._path, 'sounds', 'drip.ogg'))
self._timer_reset()
if self.level == 0:
# Choose a random location for the Loco
self._loco_quadrant += int(uniform(1, 4))
self._loco_quadrant %= 4
x, y = self._quad_to_xy(self._loco_quadrant)
aplay.play(os.path.join(self._path, 'sounds', 'bark.ogg'))
self._loco_cards[0].move((x, y))
self._loco_pos = (x, y)
elif self.level == 1:
aplay.play(os.path.join(self._path, 'sounds', 'glass.ogg'))
elif self.level == 2:
aplay.play(os.path.join(self._path, 'sounds', 'glass.ogg'))
# Place some Locos on the canvas
for i in range(self._counter + 1):
self._loco_quadrant += int(uniform(1, 4))
self._loco_quadrant %= 4
x, y = self._quad_to_xy(self._loco_quadrant)
self._sticky_cards[i].move((x, y))
self._sticky_cards[i].type = 'loco'
self._sticky_cards[i].set_layer(LOCO_LAYER)
elif self.level == 3:
aplay.play(os.path.join(self._path, 'sounds', 'bark.ogg'))
# Place some Locos on the left-side of the canvas
for i in range(self._counter + 1):
self._loco_quadrant = int(uniform(2, 4))
x, y = self._quad_to_xy(self._loco_quadrant)
self._sticky_cards[i].move((x, y))
self._sticky_cards[i].type = 'loco'
self._sticky_cards[i].set_layer(LOCO_LAYER)
elif self.level == 4:
# Place some Locos on the canvas with letters as labels
# Just lowercase
for i in range(self._counter + 1):
self._loco_quadrant = int(uniform(0, 4))
x, y = self._quad_to_xy(self._loco_quadrant)
self._sticky_cards[i].move((x, y))
self._sticky_cards[i].type = 'loco'
self._sticky_cards[i].set_layer(LOCO_LAYER)
self._sticky_cards[i].set_label(ALPHABETLC[int(
uniform(0, len(ALPHABETLC)))])
elif self.level == 5:
# Place some Locos on the canvas with letters as labels
# Uppercase
for i in range(self._counter + 1):
self._loco_quadrant = int(uniform(0, 4))
x, y = self._quad_to_xy(self._loco_quadrant)
self._sticky_cards[i].move((x, y))
self._sticky_cards[i].type = 'loco'
self._sticky_cards[i].set_layer(LOCO_LAYER)
self._sticky_cards[i].set_label(ALPHABETUC[int(
uniform(0, len(ALPHABETUC)))])
elif self.level == 6:
x = 0
y = 0
c = 0
for i in range(len(MSGS[self._counter])):
if MSGS[self._counter][i] == ' ':
y += self._loco_dim[1]
x = 0
else:
self._sticky_cards[c].move((x, y))
self._sticky_cards[c].type = i
self._sticky_cards[c].set_layer(LOCO_LAYER)
self._sticky_cards[c].set_label(MSGS[self._counter][i])
c += 1
x += int(self._loco_dim[0] / 2.)
if self.level in [0, 1]:
self._loco_quadrant += int(uniform(1, 4))
self._loco_quadrant %= 4
x, y = self._quad_to_xy(self._loco_quadrant)
if self.level == 0:
self._move_loco(x, y, 0)
else:
self._taunt(x, y, 0)
def _quad_to_xy(self, q):
x = int(max(0, (self._width / 2.) * uniform(0, 1) - self._loco_dim[0]))
if q in [0, 1]:
x += int(self._width / 2.)
y = int(max(0,
(self._height / 2.) * uniform(0, 1) - self._loco_dim[1]))
if q in [1, 2]:
y += int(self._height / 2.)
return x, y
def _taunt(self, x, y, i):
n = len(self._taunt_cards)
self._taunt_cards[(i + 1) % n].hide()
if self._clicked:
self._timeout_id = None
return True
else:
self._taunt_cards[i % n].move((x, y))
self._taunt_cards[i % n].set_layer(LOCO_LAYER)
self._timeout_id = GLib.timeout_add(200, self._taunt, x, y, i + 1)
def _move_loco(self, x, y, i):
j = (i + 1) % len(self._loco_cards)
cx, cy = self._loco_cards[i].get_xy()
dx = cx - x
dy = cy - y
if dx * dx + dy * dy < 100:
self._loco_cards[j].move((x, y))
self._loco_pos = (x, y)
self._loco_cards[j].hide()
self._loco_cards[i].hide()
self._man_cards[0].move((x, y))
self._man_cards[0].set_layer(LOCO_LAYER)
self._timeout_id = None
if self._pause > 50:
self._pause -= 10
return True
else:
if dx > 0:
cx -= 5
elif dx < 0:
cx += 5
if dy > 0:
cy -= 5
elif dy < 0:
cy += 5
self._loco_cards[j].move((cx, cy))
self._loco_pos = (cx, cy)
self._loco_cards[j].set_layer(LOCO_LAYER)
self._loco_cards[i].hide()
self._timeout_id = GLib.timeout_add(self._pause, self._move_loco,
x, y, j)
def _keypress_cb(self, area, event):
''' Keypress '''
# Games 4, 5, and 6 use the keyboard
if self.level not in [4, 5, 6]:
return True
k = Gdk.keyval_name(event.keyval)
if self._waiting_for_enter:
if k == 'Return':
self._waiting_for_enter = False
self._panel.hide()
self._counter += 1
self._correct = 0
GLib.timeout_add(1000, self.new_game, False)
return
if k in NOISE_KEYS or k in WHITE_SPACE:
return True
if self.level == 6 and self._waiting_for_delete:
if k in ['BackSpace', 'Delete']:
self._waiting_for_delete = False
self._sticky_cards[self._correct].set_label_color('white')
self._sticky_cards[self._correct].set_label(MSGS[
self._counter][self._sticky_cards[self._correct].type])
self._panel.hide()
self._panel.set_label_color('black')
return
if k[0:5] == 'dead_':
self._dead_key = k[5:]
return
if self.level == 6:
n = len(MSGS[self._counter])
else:
n = self._counter + 1
if self.level == 6:
i = self._correct
if self._dead_key is not None:
k = DEAD_DICTS[DEAD_KEYS.index(self._dead_key)][k]
self._dead_key = None
elif k in PUNCTUATION:
k = PUNCTUATION[k]
elif k in SPECIAL:
k = SPECIAL[k]
elif len(k) > 1:
return True
if self._sticky_cards[i].labels[0] == k:
self._sticky_cards[i].set_label_color('blue')
self._sticky_cards[i].set_label(k)
self._correct += 1
else:
self._sticky_cards[i].set_label_color('red')
self._sticky_cards[i].set_label(k)
self._panel.set_label_color('red')
self._panel.set_label(ALERTS[1])
self._panel.set_layer(PANEL_LAYER)
self._waiting_for_delete = True
aplay.play(os.path.join(self._path, 'sounds', 'glass.ogg'))
else:
for i in range(n):
if self._sticky_cards[i].labels[0] == k:
self._sticky_cards[i].set_label('')
self._sticky_cards[i].hide()
break
# Test for end condition
if self.level == 6 and \
self._correct == len(MSGS[self._counter]) - \
MSGS[self._counter].count(' '):
c = 0
for i in range(len(MSGS[self._counter])):
if MSGS[self._counter][i] == ' ':
continue
elif MSGS[self._counter][i] != self._sticky_cards[c].labels[0]:
return True
c += 1
self._panel.set_label(ALERTS[0])
self._panel.set_layer(PANEL_LAYER)
self._waiting_for_enter = True
aplay.play(os.path.join(self._path, 'sounds', 'drip.ogg'))
return
else:
for i in range(n):
if len(self._sticky_cards[i].labels[0]) > 0:
return True
self._counter += 1
self._correct = 0
GLib.timeout_add(1000, self.new_game, False)
def _mouse_move_cb(self, win, event):
''' Move the mouse. '''
# Games 0, 3, 4, and 5 use move events
x, y = list(map(int, event.get_coords()))
if self._seconds > 1:
self._panel.hide()
if not self._clicked and self.level == 0:
# For Game 0, see if the mouse is on the Loco
dx = x - self._loco_pos[0] - self._loco_dim[0] / 2.
dy = y - self._loco_pos[1] - self._loco_dim[1] / 2.
if dx * dx + dy * dy < 200:
self._clicked = True
if self._timeout_id is not None:
GLib.source_remove(self._timeout_id)
# Play again
self._all_clear()
self._man_cards[0].move((x - int(self._loco_dim[0] / 2.),
y - int(self._loco_dim[1] / 2.)))
self._man_cards[0].set_layer(LOCO_LAYER)
self._correct += 1
self._counter += 1
GLib.timeout_add(1000, self.new_game, False)
elif self.level in [4, 5]:
# For Game 4 and 5, we allow dragging
if self._press is None:
self._drag_pos = [0, 0]
return True
dx = x - self._drag_pos[0]
dy = y - self._drag_pos[1]
self._press.move_relative((dx, dy))
self._drag_pos = [x, y]
elif self.level == 3:
# For Game 3, we are dragging
if self._press is None:
self._drag_pos = [0, 0]
return True
dx = x - self._drag_pos[0]
dy = y - self._drag_pos[1]
self._press.move_relative((dx, dy))
self._drag_pos = [x, y]
if x > self._width / 2.:
self._press.set_shape(self._man_pixbuf)
if self._press.type == 'loco':
self._correct += 1
self._press.type = 'man'
return True
def _button_release_cb(self, win, event):
# Game 3 uses release
if self.level == 3:
# Move to release
if self._correct == self._counter + 1:
self._counter += 1
self._correct = 0
GLib.timeout_add(2000, self.new_game, False)
self._press = None
self._drag_pos = [0, 0]
return True
def _button_press_cb(self, win, event):
self._press = None
x, y = list(map(int, event.get_coords()))
if self.level == 0:
return
spr = self._sprites.find_sprite((x, y))
if spr is None:
return
if spr.type != 'loco':
return
if self.level < 2 and self._timeout_id is None:
return
if self._clicked:
return
# Games 1, 2, and 3 involve clicks; Games 4 and 5 allow click to drag
if self.level == 1:
self._all_clear()
self._man_cards[0].move((x - int(self._loco_dim[0] / 2.),
y - int(self._loco_dim[1] / 2.)))
self._man_cards[0].set_layer(LOCO_LAYER)
self._clicked = True
self._counter += 1
self._correct += 1
if self._timeout_id is not None:
GLib.source_remove(self._timeout_id)
GLib.timeout_add(2000, self.new_game, False)
elif self.level == 2:
spr.set_shape(self._ghost_pixbuf)
spr.type = 'ghost'
if self._correct == self._counter:
self._counter += 1
self._correct = 0
GLib.timeout_add(2000, self.new_game, False)
else:
self._correct += 1
elif self.level in [3, 4, 5]:
# In Games 4 and 5, dragging is used to remove overlaps
self._press = spr
self._drag_pos = [x, y]
return True
def __draw_cb(self, canvas, cr):
self._sprites.redraw_sprites(cr=cr)
def do_expose_event(self, event):
''' Handle the expose-event by drawing '''
# Restrict Cairo to the exposed area
cr = self._canvas.window.cairo_create()
cr.rectangle(event.area.x, event.area.y, event.area.width,
event.area.height)
cr.clip()
# Refresh sprite list
self._sprites.redraw_sprites(cr=cr)
def _destroy_cb(self, win, event):
Gtk.main_quit()
class Ball():
''' The Bounce class is used to define the ball and the user
interaction. '''
def __init__(self, sprites, filename):
self.current_frame = 0
self.frames = [] # Easter Egg animation
self.sprites = sprites
self.ball = Sprite(self.sprites, 0, 0, svg_str_to_pixbuf(
svg_from_file(filename)))
self.ball.set_layer(1)
self.ball.set_label_attributes(24)
ball = extract_svg_payload(file(filename, 'r'))
for i in range(8):
self.frames.append(Sprite(
self.sprites, 0, 0, svg_str_to_pixbuf(
svg_header(SIZE, SIZE, 1.0) + TRANSFORMS[i] + \
ball + PUNCTURE + AIR + '</g>' + svg_footer())))
for frame in self.frames:
frame.set_layer(1)
frame.move((0, -SIZE)) # move animation frames off screen
def new_ball(self, filename):
''' Create a ball object and Easter Egg animation from an SVG file. '''
self.ball.images[0] = svg_str_to_pixbuf(svg_from_file(filename))
ball = extract_svg_payload(file(filename, 'r'))
for i in range(8):
self.frames[i].images[0] = svg_str_to_pixbuf(
svg_header(SIZE, SIZE, 1.0) + TRANSFORMS[i] + \
ball + PUNCTURE + AIR + '</g>' + svg_footer())
def new_ball_from_image(self, filename):
''' Just create a ball object from an image file '''
if filename == '':
_logger.debug('Image file not found.')
return
try:
self.ball.images[0] = gtk.gdk.pixbuf_new_from_file_at_size(
filename, SIZE, SIZE)
except:
_logger.debug('Could not load image from %s.', filename)
def ball_x(self):
return self.ball.get_xy()[0]
def ball_y(self):
return self.ball.get_xy()[1]
def frame_x(self, i):
return self.frames[i].get_xy()[0]
def frame_y(self, i):
return self.frames[i].get_xy()[1]
def width(self):
return self.ball.rect[2]
def height(self):
return self.ball.rect[3]
def move_ball(self, pos):
self.ball.move(pos)
def move_ball_relative(self, pos):
self.ball.move_relative(pos)
def move_frame(self, i, pos):
self.frames[i].move(pos)
def move_frame_relative(self, i, pos):
self.frames[i].move_relative(pos)
def hide_frames(self):
for frame in self.frames:
frame.move((0, -SIZE)) # hide the animation frames
def next_frame(self, frame_counter):
if frame_counter in ANIMATION:
self._switch_frames(ANIMATION[frame_counter])
return self.current_frame
def _switch_frames(self, frames):
''' Switch between frames in the animation '''
self.move_frame(frames[1], (self.frame_x(frames[0]),
self.frame_y(frames[0])))
self.move_frame(frames[0], ((0, -SIZE))) # hide the frame
self.current_frame = frames[1]
class Bar():
''' The Bar class is used to define the bars at the bottom of the
screen '''
def __init__(self, sprites, width, height, scale, size):
''' Initialize the 2-segment bar, labels, and mark '''
self.sprites = sprites
self.bars = {}
self.screen_width = width
self.screen_height = height
self.scale = scale
self.ball_size = size
self.make_bar(2)
self.make_mark()
self.make_labels()
def make_mark(self):
''' Make a mark to show the fraction position on the bar. '''
mark = svg_header(self.ball_size / 2.,
BAR_HEIGHT * self.scale + 4, 1.0) + \
svg_rect(self.ball_size / 2.,
BAR_HEIGHT * self.scale + 4, 0, 0, 0, 0,
'#FF0000', '#FF0000') + \
svg_rect(1, BAR_HEIGHT * self.scale + 4, 0, 0,
self.ball_size / 4., 0, '#000000', '#000000') + \
svg_footer()
self.mark = Sprite(
self.sprites,
0,
self.screen_height, # hide off bottom of screen
svg_str_to_pixbuf(mark))
self.mark.set_layer(2)
def mark_width(self):
return self.mark.rect[2]
def bar_x(self):
return self.bars[2].get_xy()[0]
def bar_y(self):
return self.bars[2].get_xy()[1]
def width(self):
return self.bars[2].rect[2]
def height(self):
return self.bars[2].rect[3]
def hide_bars(self):
''' Hide all of the bars '''
for bar in self.bars:
self.bars[bar].set_layer(-1)
def make_labels(self):
''' Label the bar '''
num = svg_header(BAR_HEIGHT * self.scale, BAR_HEIGHT * self.scale,
1.0) + \
svg_rect(BAR_HEIGHT * self.scale, BAR_HEIGHT * self.scale,
0, 0, 0, 0, 'none', 'none') + \
svg_footer()
self.left = Sprite(self.sprites, int(self.ball_size / 4), self.bar_y(),
svg_str_to_pixbuf(num))
self.left.set_label(_('0'))
self.right = Sprite(self.sprites,
self.screen_width - int(self.ball_size / 2),
self.bar_y(), svg_str_to_pixbuf(num))
self.right.set_label(_('1'))
def get_bar(self, nsegments):
''' Return a bar with n segments '''
if nsegments not in self.bars:
self.make_bar(nsegments)
return self.bars[nsegments]
def make_bar(self, nsegments):
''' Create a bar with n segments '''
svg = svg_header(self.screen_width - self.ball_size, BAR_HEIGHT, 1.0)
dx = (self.screen_width - self.ball_size) / float(nsegments)
for i in range(int(nsegments) / 2):
svg += svg_rect(dx, BAR_HEIGHT * self.scale, 0, 0, i * 2 * dx, 0,
'#FFFFFF', '#FFFFFF')
svg += svg_rect(dx, BAR_HEIGHT * self.scale, 0, 0,
(i * 2 + 1) * dx, 0, '#AAAAAA', '#AAAAAA')
if int(nsegments) % 2 == 1: # odd
svg += svg_rect(dx, BAR_HEIGHT * self.scale, 0, 0,
(i * 2 + 2) * dx, 0, '#FFFFFF', '#FFFFFF')
svg += svg_footer()
self.bars[nsegments] = Sprite(self.sprites, 0, 0,
svg_str_to_pixbuf(svg))
self.bars[nsegments].move(
(int(self.ball_size / 2), self.screen_height - \
int((self.ball_size + self.height()) / 2)))
