def __render_day_cell(self, cell, col): # Set up a drawing buffer for the day cell buffer = adesklets.create_image(self._cellsize, self._cellsize) adesklets.context_set_image(buffer) adesklets.context_set_blend(False) adesklets.context_set_color(0,0,0,0) adesklets.image_fill_rectangle(0,0,self._cellsize,self._cellsize) adesklets.context_set_blend(True) # Draws the day cell background adesklets.context_set_color(*self._day_bg_color) adesklets.image_fill_rectangle(self._cell_padding, self._cell_padding, (self._cellsize - self._cell_padding), (self._cellsize - self._cell_padding)) # Draws the day cell border adesklets.context_set_color(*self._day_border_color) adesklets.image_draw_rectangle(self._cell_padding, self._cell_padding, (self._cellsize - self._cell_padding), (self._cellsize - self._cell_padding)) # Draws the day cell text adesklets.context_set_font(self._day_font) x, y = adesklets.get_text_size(cell) adesklets.context_set_color(*self._day_font_color) adesklets.text_draw(((self._cellsize / 2) - (x / 2)),((self._cellsize / 2) - (y / 2)),cell) # Blend day cell image into main buffer adesklets.context_set_image(self._buffer) adesklets.blend_image_onto_image(buffer,1,0,0,self._cellsize,self._cellsize, (col * self._cellsize),self._cellsize,self._cellsize,self._cellsize) adesklets.free_image(buffer)
def _blend_image(self):
"""
Blend the buffer image onto the foreground image
"""
buf_x = adesklets.image_get_width()
buf_y = adesklets.image_get_height()
adesklets.context_set_image(0)
adesklets.context_set_blend(False)
adesklets.blend_image_onto_image(self.buffer, 1, 0, 0, buf_x, buf_y, \
0, 0, buf_x, buf_y)
adesklets.context_set_blend(True)
def renderBackground(self):
# draws the clock face to a background layer
print 'background'
# clear the canvas
#adesklets.context_set_image(self.buffer)
#adesklets.context_set_blend(False)
#adesklets.context_set_color(0, 0, 0, 0)
adesklets.image_fill_rectangle(0, 0, self.w, self.h)
adesklets.context_set_blend(True)
# render background to buffer
# D'oh! Make sure it's self.buffer, not self.bugger ;)
adesklets.context_set_image(1)
adesklets.blend_image_onto_image(self.clockFace, 1,
0, 0, self.faceWidth, self.faceHeight,
0, 0, self.w, self.h)
def background_grab(self, delayed):
"""
Set up the bar background.
We choosed to work directly on image #1 because
the operation is always setting the same pixels,
so there is no real flickering, just a delay.
"""
if self.config['bar_height']>0:
# Compute rectangle dimensions
#
coords=[0,(self.config['icon_max_height']-
self.config['bar_height'])/2,
self._window_width,self.config['bar_height']]
if self.config['caption_above']:
coords[1]+=self._caption_height
# Draw it
#
adesklets.context_set_blend(True)
adesklets.context_set_image(1)
if self.config['bar_background_1']:
adesklets.context_set_color(
*(self.config.color(self.config['bar_background_1'])+
[self.config['bar_opacity_1']]))
if self.config['bar_background_2']:
adesklets.context_set_color_range(
adesklets.create_color_range())
adesklets.add_color_to_color_range(0)
adesklets.context_set_color(
*(self.config.color(self.config['bar_background_2'])+
[self.config['bar_opacity_2']]))
adesklets.add_color_to_color_range(self._window_width)
adesklets.image_fill_color_range_rectangle(
*(coords+[self.config['bar_gradient_angle']]))
adesklets.free_color_range(0)
else:
adesklets.image_fill_rectangle(*coords)
if self.config['bar_foreground']:
adesklets.context_set_color(
*(self.config.color(self.config['bar_foreground']+'FF')))
adesklets.image_draw_rectangle(*coords)
adesklets.context_set_blend(False)
def button_press(self, delayed, x, y, button):
if button==1:
active, scaling = self._get_active_and_scaling(x)
if active in range(len(self.icons)):
if self.config['click_effect']:
if self.config['caption_font'] and \
self.config['caption_above']:
y = self._caption_height
else:
y = 0
adesklets.context_set_image(self.icons[active][2])
image=adesklets.clone_image()
adesklets.context_set_image(image)
adesklets.apply_filter(self.config['click_effect'])
adesklets.context_set_image(0)
adesklets.blend_image_onto_image(image,1,\
0,0,self.icons[active][3],self.icons[active][4],
*map(lambda x: x[0]+x[1],
zip([0,y,0,0],self._position(active,x))))
adesklets.free_image(image)
sleep(max(self.config['click_effect_duration'],.01))
adesklets.context_set_blend(False)
self._display_icons(x)
self._execute(self.icons[active][1])
def display(self): """ The main drawing routine """ # Get cell dimensions self._cellsize = self.__getcellsize() adesklets.context_set_image(0) # Calc calendar dimensions self._calsize = (self._cellsize * 7) # Set up a buffer self._buffer = adesklets.create_image(self._calsize,self._calsize+self._cellsize) adesklets.context_set_image(self._buffer) adesklets.context_set_blend(False) adesklets.context_set_color(0,0,0,0) adesklets.image_fill_rectangle(0,0,self._calsize,self._calsize) adesklets.context_set_blend(True) # Draw heading self.__render_heading_cell(self._cal[0:1][0]) # Draw the days for col in xrange(0,7): self.__render_day_cell(self._cal[1:2][0][col:col+1],col) # This draws the rest for row in xrange(2,len(self._cal)): for col in xrange(0,7): if (len(self._cal[row:row+1][0][col:col+1][0]) > 0): self.__render_date_cell(self._cal[row:row+1][0][col:col+1][0], col, row) # Resize window and put everything on foreground adesklets.context_set_image(0) if self._calsize != adesklets.image_get_width() or self._calsize+self._cellsize != adesklets.image_get_height(): adesklets.window_resize(self._calsize,self._calsize+self._cellsize) adesklets.context_set_blend(False) adesklets.blend_image_onto_image(self._buffer,1,0,0,self._calsize,self._calsize+self._cellsize,0,0,self._calsize,self._calsize+self._cellsize) adesklets.free_image(self._buffer)
def ready(self):
# Real initialisation take place here.
#
self.config=Config(adesklets.get_id(),
join(self.basedir,'config.txt'))
# Load all the icons, and retrieve size
#
for icon, caption, command in self.config['icons']:
adesklets.context_set_image(
adesklets.load_image(join(self.basedir,'icons',icon)))
self.icons.append((caption, command,
adesklets.context_get_image(),
adesklets.image_get_width(),
adesklets.image_get_height()))
# Compute the window size
#
self._window_width=((self.config['icon_spacing']+
self.config['icon_min_width'])*len(self.icons)+
(self.config['icon_max_width']-
self.config['icon_min_width'])+
self.config['icon_spacing'])
self._window_height=self.config['icon_max_height']
# Set the icon buffer
#
self._buffer_icons=adesklets.create_image(self._window_width,
self._window_height)
# Load the caption font (if needed), adjusting
# the window size appropriately
#
if self.config['caption_font']:
adesklets.context_set_font(
adesklets.load_font('%s/%s' %
(self.config['caption_font'],
str(self.config['caption_size']))))
dummy, self._caption_height = adesklets.get_text_size('x')
self._window_height+=self._caption_height
# Create the caption buffer
#
self._buffer_caption=adesklets.create_image(self._window_width,
self._caption_height)
# Compute and save final caption color once and for all
#
color_base=self.config.color(self.config['caption_color'])
self._caption_color = color_base + [255]
# Prepare the fade-in effect
#
if self.config['caption_fade_in']:
adesklets.start_recording()
time_step = (float(self.config['caption_fade_in_duration'])/
self.config['caption_fade_in_steps'])
fade_step = int(250/self.config['caption_fade_in_steps'])
for i in range(self.config['caption_fade_in_steps']):
adesklets.time_gate((i+1)*time_step)
adesklets.context_set_image('$buffer')
adesklets.context_set_color(0,0,0,0)
adesklets.image_fill_rectangle('$x',0,
'$width','$height')
adesklets.context_set_color(*(color_base+[fade_step*i+5]))
adesklets.text_draw('$x',0,'$text')
adesklets.context_set_image(0)
adesklets.blend_image_onto_image('$buffer',1,
'$x',0,'$width','$height',
'$x','$y','$width','$height')
self._fadein = adesklets.stop_recording()
adesklets.play_set_abort_on_events(True)
# Set the 'y' and 'buffer' variables once and for all
#
if self.config['caption_above']:
adesklets.set('y',0)
else:
adesklets.set('y',self.config['icon_max_height'])
adesklets.set('buffer',self._buffer_caption)
else:
self._caption_height=0
# Resize the window
#
adesklets.window_resize(self._window_width,self._window_height)
adesklets.context_set_image(0)
# Finish setting things up, then display the window
#
adesklets.context_set_blend(False)
adesklets.window_set_transparency(True)
adesklets.menu_add_separator()
adesklets.menu_add_item('Configure')
self._display_icons()
adesklets.window_show()
def renderForeground(self):
# draws the clock hands to a foreground layer
# clear the canvas
adesklets.context_set_image(self.buffer)
adesklets.context_set_blend(False)
adesklets.context_set_color(0, 0, 0, 0)
adesklets.image_fill_rectangle(0, 0, self.w, self.h)
adesklets.context_set_blend(True)
# hands rotate around middle of the window
#a = self.pivotX
#b = self.pivotY
a = self.w / 2
b = self.h / 2
"""
Pivoting:
Pivot vector p has origin at top-left corner of graphic (0,0) and points
to pivot point (x increasing to the right, y increasing downwards).
Rotation matrix for this coordinate system (angles defined from 3
o'clock increasing clockwise) given by
R = | cos(theta) -sin(theta) |
| sin(theta) cos(theta) |
Therefore, new position r' translated by rotated p
r' = r - Rp
Or,
rx' = rx - ( px*cos(theta) - py*sin(theta) )
py' = ry - ( px*sin(theta) + py*cos(theta) )
"""
# hour hand
ang = self.getHourAngle()
sina = math.sin(ang)
cosa = math.cos(ang)
px = self.skinConfig['hourPivotX']
py = self.skinConfig['hourPivotY']
rx = a - (px*cosa - py*sina)
ry = b - (px*sina + py*cosa)
#adesklets.blend_image_onto_image_at_angle(self.hourHand, 1,
# 0, 0, self.hourWidth, self.hourHeight, rx, ry,
# self.hourWidth*cosa, self.hourWidth*sina)
adesklets.blend_image_onto_image_at_angle(self.hourHand, 1,
0, 0, self.w, self.h, rx, ry,
self.w*cosa, self.w*sina)
# minute hand
ang = self.getMinuteAngle()
sina = math.sin(ang)
cosa = math.cos(ang)
px = self.skinConfig['minutePivotX']
py = self.skinConfig['minutePivotY']
rx = a - (px*cosa - py*sina)
ry = b - (px*sina + py*cosa)
#adesklets.blend_image_onto_image_at_angle(self.minuteHand, 1,
# 0, 0, self.minuteWidth, self.minuteHeight, rx, ry,
# self.minuteWidth*cosa, self.minuteWidth*sina)
adesklets.blend_image_onto_image_at_angle(self.minuteHand, 1,
0, 0, self.w, self.h, rx, ry,
self.w*cosa, self.w*sina)
# second hand
if (self.config['showSecondHand']):
ang = self.getSecondAngle()
sina = math.sin(ang)
cosa = math.cos(ang)
px = self.skinConfig['secondPivotX'] #print px
py = self.skinConfig['secondPivotY'] #print py
rx = a - (px*cosa - py*sina) #print rx
ry = b - (px*sina + py*cosa) #print ry
#adesklets.blend_image_onto_image_at_angle(self.secondHand, 1,
# 0, 0, self.secondWidth, self.secondHeight, rx, ry,
# self.secondWidth*cosa, self.secondWidth*sina)
adesklets.blend_image_onto_image_at_angle(self.secondHand, 1,
0, 0, self.w, self.h, rx, ry,
self.w*cosa, self.w*sina)
# render buffer to screen
adesklets.context_set_image(0)
adesklets.context_set_blend(False)
adesklets.blend_image_onto_image(self.buffer, 1,
0, 0, self.w, self.h,
0, 0, self.w, self.h)
adesklets.context_set_blend(True)
def __render_date_cell(self, cell, col, row): # Set up a drawing buffer for the date buffer = adesklets.create_image(self._cellsize, self._cellsize) adesklets.context_set_image(buffer) adesklets.context_set_blend(False) adesklets.context_set_color(0,0,0,0) adesklets.image_fill_rectangle(0,0,self._cellsize,self._cellsize) adesklets.context_set_blend(True) # Draws the date cell background if (int(cell) == int(datetime.date.today().day)): adesklets.context_set_color(*self._date_today_bg_color) elif (int(cell) < int(datetime.date.today().day)): adesklets.context_set_color(*self._date_past_bg_color) else: adesklets.context_set_color(*self._date_bg_color) if self._month_offset<0 or self._year_offset<0: adesklets.context_set_color(*self._date_past_bg_color) elif self._month_offset>0 or self._year_offset>0: adesklets.context_set_color(*self._date_bg_color) adesklets.image_fill_rectangle(self._cell_padding, self._cell_padding, (self._cellsize - self._cell_padding), (self._cellsize - self._cell_padding)) # Draws the date cell border if (int(cell) == int(datetime.date.today().day)): adesklets.context_set_color(*self._date_today_border_color) elif (int(cell) < int(datetime.date.today().day)): adesklets.context_set_color(*self._date_past_border_color) else: adesklets.context_set_color(*self._date_border_color) if self._month_offset<0 or self._year_offset<0: adesklets.context_set_color(*self._date_past_border_color) elif self._month_offset>0 or self._year_offset>0: adesklets.context_set_color(*self._date_border_color) adesklets.image_draw_rectangle(self._cell_padding, self._cell_padding, (self._cellsize - self._cell_padding), (self._cellsize - self._cell_padding)) # Draws the date cell text if (int(cell) == int(datetime.date.today().day)): adesklets.context_set_font(self._date_today_font) adesklets.context_set_color(*self._date_today_font_color) elif (int(cell) < int(datetime.date.today().day)): adesklets.context_set_font(self._date_past_font) adesklets.context_set_color(*self._date_past_font_color) else: adesklets.context_set_font(self._date_font) adesklets.context_set_color(*self._date_font_color) if self._month_offset<0 or self._year_offset<0: adesklets.context_set_font(self._date_past_font) adesklets.context_set_color(*self._date_past_font_color) elif self._month_offset>0 or self._year_offset>0: adesklets.context_set_font(self._date_font) adesklets.context_set_color(*self._date_font_color) x, y = adesklets.get_text_size(cell) adesklets.text_draw(((self._cellsize / 2) - (x / 2)),((self._cellsize / 2) - (y / 2)),cell) # Blend date cell image into main buffer adesklets.context_set_image(self._buffer) adesklets.blend_image_onto_image(buffer,1,0,0,self._cellsize,self._cellsize, (col * self._cellsize),(row * self._cellsize),self._cellsize,self._cellsize) adesklets.free_image(buffer)