def setxy(self, x, y, share=True, pendown=True):
''' Move turtle to position x,y '''
oldx, oldy = self.xcor, self.ycor
x *= self.tw.coord_scale
y *= self.tw.coord_scale
try:
self.xcor, self.ycor = x, y
except (TypeError, ValueError):
debug_output('bad value sent to %s' % (__name__),
self.tw.running_sugar)
return
if self.pendown and pendown:
self.canvas.set_source_rgb(self.fgrgb[0] / 255.,
self.fgrgb[1] / 255.,
self.fgrgb[2] / 255.)
if self.cr_svg is not None:
self.cr_svg.set_source_rgb(self.fgrgb[0] / 255.,
self.fgrgb[1] / 255.,
self.fgrgb[2] / 255.)
self.draw_line(oldx, oldy, self.xcor, self.ycor)
self.inval()
self.move_turtle()
if self.tw.sharing() and share:
event = 'x|%s' % (data_to_string([self._get_my_nick(),
[round_int(x), round_int(y)]]))
self.tw.send_event(event)
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 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 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_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 arc(self, a, r, share=True):
''' 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 arc(self, a, r, share=True):
''' 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 set_color(self, color=None, share=True):
''' 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_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 setcolor(self, c, share=True):
''' Set the pen color '''
# Special case for color blocks
if c in COLORDICT:
self.setshade(COLORDICT[c][1], share)
self.setgray(COLORDICT[c][2], share)
if COLORDICT[c][0] is not None:
self.setcolor(COLORDICT[c][0], share)
c = COLORDICT[c][0]
else:
c = self.color
try:
self.color = c
except (TypeError, ValueError):
debug_output('bad value sent to %s' % (__name__),
self.tw.running_sugar)
return
self.tw.active_turtle.set_color(c)
self.set_fgcolor()
if self.tw.sharing() and share:
event = 'c|%s' % (data_to_string([self._get_my_nick(),
round_int(c)]))
self.tw.send_event(event)
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_color(self, color=None, share=True):
''' 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 draw_pixbuf(self, pixbuf, a, b, x, y, w, h, path, share=True):
''' Draw a pixbuf '''
# Build a gtk.gdk.CairoContext from a cairo.Context to access
# the set_source_pixbuf attribute.
cr = gtk.gdk.CairoContext(self.canvas)
cr.save()
# center the rotation on the center of the image
cr.translate(x + w / 2., y + h / 2.)
cr.rotate(self.heading * DEGTOR)
cr.translate(-x - w / 2., -y - h / 2.)
cr.set_source_pixbuf(pixbuf, x, y)
cr.rectangle(x, y, w, h)
cr.fill()
cr.restore()
self.inval()
if self.tw.saving_svg:
if self.tw.running_sugar:
# In Sugar, we embed the images inside the SVG
tmp_file = os.path.join(get_path(self.tw.activity, 'instance'),
'tmpfile.png')
pixbuf.save(tmp_file, 'png', {'quality': '100'})
self.tw.svg_string += self.svg.image(
x, y, w, h, path,
image_to_base64(tmp_file,
get_path(self.tw.activity, 'instance')))
os.remove(tmp_file)
else:
# In GNOME, we embed a path
self.tw.svg_string += self.svg.image(x - self.width / 2, y, w,
h, path)
if self.tw.sharing() and share:
if self.tw.running_sugar:
tmp_path = get_path(self.tw.activity, 'instance')
else:
tmp_path = '/tmp'
tmp_file = os.path.join(get_path(self.tw.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()
x, y = self.screen_to_turtle_coordinates(x, y)
event = 'P|%s' % (data_to_string([
self._get_my_nick(),
[
round_int(a),
round_int(b),
round_int(x),
round_int(y),
round_int(w),
round_int(h),
round_int(width),
round_int(height), data
]
]))
self.tw.send_event(event)
os.remove(tmp_file)
def set_xy(self, x, y, share=True, pendown=True, dragging=False):
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_xy(self, x, y, share=True, pendown=True, dragging=False):
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 draw_text(self, label, x, y, size, w, share=True):
''' Draw text '''
w *= self.tw.coord_scale
def _draw_text(cr, label, x, y, size, w, scale, heading, rgb):
cc = pangocairo.CairoContext(cr)
pl = cc.create_layout()
fd = pango.FontDescription('Sans')
fd.set_size(int(size * scale) * pango.SCALE)
pl.set_font_description(fd)
if type(label) == str or type(label) == unicode:
pl.set_text(label.replace('\0', ' '))
elif type(label) == float or type(label) == int:
pl.set_text(str(label))
else:
pl.set_text(str(label))
pl.set_width(int(w) * pango.SCALE)
cc.save()
cc.translate(x, y)
cc.rotate(heading * DEGTOR)
cr.set_source_rgb(rgb[0] / 255., rgb[1] / 255., rgb[2] / 255.)
cc.update_layout(pl)
cc.show_layout(pl)
cc.restore()
_draw_text(self.canvas, label, x, y, size, w, self.tw.coord_scale,
self.heading, self.fgrgb)
self.inval()
if self.cr_svg is not None: # and self.pendown:
_draw_text(self.cr_svg, label, x, y, size, w, self.tw.coord_scale,
self.heading, self.fgrgb)
if self.tw.sharing() and share:
event = 'W|%s' % (data_to_string([
self._get_my_nick(),
[
label,
round_int(x),
round_int(y),
round_int(size),
round_int(w)
]
]))
self.tw.send_event(event)
def set_heading(self, heading, share=True):
''' Set the turtle heading (one shape per 360/SHAPES degrees) '''
self._heading = heading
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 right(self, degrees, share=True):
''' 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 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 right(self, degrees, share=True):
''' 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 set_pen_size(self, pen_size=None, share=True):
''' 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_size(self, pen_size=None, share=True):
''' 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_heading(self, heading, share=True):
''' Set the turtle heading (one shape per 360/SHAPES degrees) '''
self._heading = heading
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 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 set_shade(self, shade=None, share=True):
''' 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_shade(self, shade=None, share=True):
''' 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 arc(self, a, r, share=True):
''' Draw an arc '''
self.canvas.set_source_rgb(self.fgrgb[0] / 255., self.fgrgb[1] / 255.,
self.fgrgb[2] / 255.)
if self.cr_svg is not None:
self.cr_svg.set_source_rgb(self.fgrgb[0] / 255.,
self.fgrgb[1] / 255.,
self.fgrgb[2] / 255.)
try:
if a < 0:
self.larc(-a, r)
else:
self.rarc(a, r)
except (TypeError, ValueError):
debug_output('bad value sent to %s' % (__name__),
self.tw.running_sugar)
return
self.move_turtle()
if self.tw.sharing() and share:
event = 'a|%s' % (data_to_string([self._get_my_nick(),
[round_int(a), round_int(r)]]))
self.tw.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 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 right(self, n, share=True):
''' Rotate turtle clockwise '''
try:
self.heading += n
except (TypeError, ValueError):
debug_output('bad value sent to %s' % (__name__),
self.tw.running_sugar)
return
self.heading %= 360
self.turn_turtle()
if self.tw.sharing() and share:
event = 'r|%s' % (data_to_string([self._get_my_nick(),
round_int(self.heading)]))
self.tw.send_event(event)
def setshade(self, s, share=True):
''' Set the color shade '''
try:
self.shade = s
except (TypeError, ValueError):
debug_output('bad value sent to %s' % (__name__),
self.tw.running_sugar)
return
self.tw.active_turtle.set_shade(s)
self.set_fgcolor()
if self.tw.sharing() and share:
event = 's|%s' % (data_to_string([self._get_my_nick(),
round_int(s)]))
self.tw.send_event(event)
def draw_text(self, label, x, y, size, w, share=True):
''' Draw text '''
w *= self.tw.coord_scale
def _draw_text(cr, label, x, y, size, w, scale, heading, rgb):
cc = pangocairo.CairoContext(cr)
pl = cc.create_layout()
fd = pango.FontDescription('Sans')
fd.set_size(int(size * scale) * pango.SCALE)
pl.set_font_description(fd)
if isinstance(label, (str, unicode)):
pl.set_text(label.replace('\0', ' '))
elif isinstance(label, (float, int)):
pl.set_text(str(label))
else:
pl.set_text(str(label))
pl.set_width(int(w) * pango.SCALE)
cc.save()
cc.translate(x, y)
cc.rotate(heading * DEGTOR)
cr.set_source_rgb(rgb[0] / 255., rgb[1] / 255., rgb[2] / 255.)
cc.update_layout(pl)
cc.show_layout(pl)
cc.restore()
_draw_text(self.canvas, label, x, y, size, w, self.tw.coord_scale,
self.heading, self.fgrgb)
self.inval()
if self.cr_svg is not None: # and self.pendown:
_draw_text(self.cr_svg, label, x, y, size, w, self.tw.coord_scale,
self.heading, self.fgrgb)
if self.tw.sharing() and share:
event = 'W|%s' % (data_to_string([self._get_my_nick(),
[label, round_int(x),
round_int(y), round_int(size),
round_int(w)]]))
self.tw.send_event(event)
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 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 update_label_value(self, name, value=None, label=None):
""" Update the label of value blocks to reflect current value """
# If it is a named box, we need to match the label to the box
if not self.tw.interactive_mode:
return
if self.tw.hide:
return
self.tw.display_coordinates()
if value is None:
for block in self.value_blocks_to_update[name]:
block.spr.set_label(block_names[name][0])
if name == 'box':
argblk = block.connections[-2]
dx = block.dx
block.resize()
if argblk is not None:
# Move connections over...
dx = (block.dx - dx) * self.tw.block_scale
drag_group = find_group(argblk)
for blk in drag_group:
blk.spr.move_relative((dx, 0))
else:
block.resize()
elif self.update_values:
if isinstance(value, float):
valstring = str(round_int(value)).replace(
'.', self.tw.decimal_point)
else:
valstring = str(value)
for block in self.value_blocks_to_update[name]:
if label is None:
block.spr.set_label(
block_names[name][0] + ' = ' + valstring)
block.resize()
else:
argblk = block.connections[-2]
# Only update if label matches
if argblk is not None and argblk.spr.labels[0] == label:
block.spr.set_label(
block_names[name][0] + ' = ' + valstring)
dx = block.dx
block.resize()
# Move connections over...
dx = (block.dx - dx) * self.tw.block_scale
drag_group = find_group(argblk)
for blk in drag_group:
blk.spr.move_relative((dx, 0))
def update_label_value(self, name, value=None, label=None):
""" Update the label of value blocks to reflect current value """
# If it is a named box, we need to match the label to the box
if not self.tw.interactive_mode:
return
if self.tw.hide:
return
self.tw.display_coordinates()
if value is None:
for block in self.value_blocks_to_update[name]:
block.spr.set_label(block_names[name][0])
if name == 'box':
argblk = block.connections[-2]
dx = block.dx
block.resize()
if argblk is not None:
# Move connections over...
dx = (block.dx - dx) * self.tw.block_scale
drag_group = find_group(argblk)
for blk in drag_group:
blk.spr.move_relative((dx, 0))
else:
block.resize()
elif self.update_values:
if isinstance(value, float):
valstring = str(round_int(value)).replace(
'.', self.tw.decimal_point)
else:
valstring = str(value)
for block in self.value_blocks_to_update[name]:
if label is None:
block.spr.set_label(block_names[name][0] + ' = ' +
valstring)
block.resize()
else:
argblk = block.connections[-2]
# Only update if label matches
if argblk is not None and argblk.spr.labels[0] == label:
block.spr.set_label(block_names[name][0] + ' = ' +
valstring)
dx = block.dx
block.resize()
# Move connections over...
dx = (block.dx - dx) * self.tw.block_scale
drag_group = find_group(argblk)
for blk in drag_group:
blk.spr.move_relative((dx, 0))
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 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 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 update_label_value(self, name, value=None):
""" Update the label of value blocks to reflect current value """
if self.tw.hide or not self.tw.interactive_mode:
return
if value is None:
for block in self.value_blocks_to_update[name]:
block.spr.set_label(block_names[name][0])
block.resize()
elif self.update_values:
if type(value) == float:
valstring = str(round_int(value)).replace(
'.', self.tw.decimal_point)
else:
valstring = str(value)
for block in self.value_blocks_to_update[name]:
block.spr.set_label(block_names[name][0] + ' = ' + valstring)
block.resize()
def set_gray(self, gray=None, share=True):
''' 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):
''' 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_gray(self, gray=None, share=True):
''' 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_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 setpensize(self, ps, share=True):
''' Set the pen size '''
try:
if ps < 0:
ps = 0
self.pensize = ps
except (TypeError, ValueError):
debug_output('bad value sent to %s' % (__name__),
self.tw.running_sugar)
return
self.tw.active_turtle.set_pen_size(ps)
self.canvas.set_line_width(ps)
if self.cr_svg is not None:
self.cr_svg.set_line_width(ps)
if self.tw.sharing() and share:
event = 'w|%s' % (data_to_string([self._get_my_nick(),
round_int(ps)]))
self.tw.send_event(event)
def draw_pixbuf(self, pixbuf, a, b, x, y, w, h, path, share=True):
''' Draw a pixbuf '''
def _draw_pixbuf(cr, pixbuf, a, b, x, y, w, h, heading):
# Build a gtk.gdk.CairoContext from a cairo.Context to access
# the set_source_pixbuf attribute.
cc = gtk.gdk.CairoContext(cr)
cc.save()
# center the rotation on the center of the image
cc.translate(x + w / 2., y + h / 2.)
cc.rotate(heading * DEGTOR)
cc.translate(-x - w / 2., -y - h / 2.)
cc.set_source_pixbuf(pixbuf, x, y)
cc.rectangle(x, y, w, h)
cc.fill()
cc.restore()
_draw_pixbuf(self.canvas, pixbuf, a, b, x, y, w, h, self.heading)
self.inval()
if self.cr_svg is not None:
_draw_pixbuf(self.cr_svg, pixbuf, a, b, x, y, w, h, self.heading)
if self.tw.sharing() and share:
if self.tw.running_sugar:
tmp_path = get_path(self.tw.activity, 'instance')
else:
tmp_path = '/tmp'
tmp_file = os.path.join(get_path(self.tw.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()
x, y = self.screen_to_turtle_coordinates(x, y)
event = 'P|%s' % (data_to_string([self._get_my_nick(),
[round_int(a), round_int(b),
round_int(x), round_int(y),
round_int(w), round_int(h),
round_int(width),
round_int(height),
data]]))
gobject.idle_add(self.tw.send_event, event)
os.remove(tmp_file)
def setgray(self, g, share=True):
''' Set the gray level '''
try:
self.gray = g
except (TypeError, ValueError):
debug_output('bad value sent to %s' % (__name__),
self.tw.running_sugar)
return
if self.gray < 0:
self.gray = 0
if self.gray > 100:
self.gray = 100
self.set_fgcolor()
self.tw.active_turtle.set_gray(self.gray)
if self.tw.sharing() and share:
event = 'g|%s' % (data_to_string([self._get_my_nick(),
round_int(self.gray)]))
self.tw.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)
if self.tw.sharing() and share:
self.tw.activity.send_event("f|%s" % \
(data_to_string([self.tw.nick, int(n)])))
def seth(self, n, share=True):
""" Set the turtle heading. """
try:
self.heading = n
except TypeError, ValueError:
_logger.debug("bad value sent to %s" % (__name__))
return
self.heading %= 360
self.turn_turtle()
if self.tw.sharing() and share:
self.tw.activity.send_event("r|%s" % \
(data_to_string([self.tw.nick, round_int(self.heading)])))
def right(self, n, share=True):
""" Rotate turtle clockwise """
try:
self.heading += n
except TypeError, ValueError:
_logger.debug("bad value sent to %s" % (__name__))
return
self.heading %= 360
self.turn_turtle()
if self.tw.sharing() and share:
self.tw.activity.send_event("r|%s" % \
(data_to_string([self.tw.nick, round_int(self.heading)])))
def arc(self, a, r, share=True):
self.inval()
def seth(self, n, share=True):
''' Set the turtle heading. '''
try:
self.heading = n
except TypeError, ValueError:
debug_output('bad value sent to %s' % (__name__),
self.tw.running_sugar)
return
self.heading %= 360
self.turn_turtle()
if self.tw.sharing() and share:
event = 'r|%s' % (data_to_string(
[self._get_my_nick(),
round_int(self.heading)]))
self.tw.send_event(event)
def right(self, n, share=True):
''' Rotate turtle clockwise '''
try:
self.heading += n
except TypeError, ValueError:
debug_output('bad value sent to %s' % (__name__),
self.tw.running_sugar)
return
self.heading %= 360
self.turn_turtle()
if self.tw.sharing() and share:
event = 'r|%s' % (data_to_string(
[self._get_my_nick(),
