def setup(self):
for st in self._imgs:
w, h = self.pos['width'], self.pos['height']
x = (w - self._img_source.size[0]) / 2
y = (h - self._img_source.size[1]) / 2
buttonbg = image.hex_to_rgb(self.frame.colors[st]['buttonbg'])
buttonfg = image.hex_to_rgb(self.frame.colors[st]['buttonfg'])
# Create the "base" image
normal = Image.new('RGBA', (w, h), color=buttonbg)
normal.paste(self._img_source, box=(x, y), mask=self._img_source)
imgd = ImageDraw.Draw(normal)
imgd.bitmap((x, y), self._img_source, fill=buttonfg)
# Make other two states before beveling
hover = normal.copy()
click = normal.copy()
# Now add effects that differentiate the states
rendering.bevel_up(normal)
bright = ImageEnhance.Brightness(click)
click = bright.enhance(1.2)
rendering.bevel_down(click)
bright = ImageEnhance.Brightness(hover)
hover = bright.enhance(1.2)
rendering.bevel_up(hover)
self._imgs[st]['normal'] = image.get_data(normal)
self._imgs[st]['click'] = image.get_data(click)
self._imgs[st]['hover'] = image.get_data(hover)
def border(border_color, bg_color, width, height, orient):
assert ((width == 1 and orient in ('top', 'bottom')) or
(height == 1 and orient in ('left', 'right')))
im = Image.new('RGBA', (width, height))
bg = (max(width, height) - 1) * [image.hex_to_rgb(bg_color)]
border = [image.hex_to_rgb(border_color)]
if orient in ('bottom', 'right'):
data = bg + border
else:
data = border + bg
im.putdata(data)
return im
def corner(border_color, bg_color, width, height, orient):
im = Image.new('RGBA', (width, height), color=image.color_humanize(bg_color))
d = ImageDraw.Draw(im)
coords = None
w, h = width, height
if orient in ('top_left', 'left_top'):
coords = [(0, h), (0, 0), (w, 0)]
elif orient in ('top_right', 'right_top'):
coords = [(0, 0), (w - 1, 0), (w - 1, h)]
elif orient in ('right_bottom', 'bottom_right'):
coords = [(w - 1, 0), (w - 1, h - 1), (0, h - 1)]
elif orient in ('bottom_left', 'left_bottom'):
coords = [(0, 0), (0, h - 1), (w - 1, h - 1)]
assert coords is not None
d.line(coords, fill=image.hex_to_rgb(border_color))
return im