sugar-toolkit-gtk3/sugar/graphics/bubble.py
Marco Pesenti Gritti 63e12fbd5e More work on links
2006-10-13 18:05:48 +02:00

61 lines
1.6 KiB
Python

import math
import gobject
import gtk
import hippo
class Bubble(hippo.CanvasBox, hippo.CanvasItem):
__gtype_name__ = 'SugarBubble'
__gproperties__ = {
'color' : (object, None, None,
gobject.PARAM_READWRITE),
}
def __init__(self, **kwargs):
self._color = None
self._radius = 8
hippo.CanvasBox.__init__(self, **kwargs)
def do_set_property(self, pspec, value):
if pspec.name == 'color':
self._color = value
self.emit_paint_needed(0, 0, -1, -1)
def do_get_property(self, pspec):
if pspec.name == 'color':
return self._color
def _string_to_rgb(self, color_string):
col = gtk.gdk.color_parse(color_string)
return (col.red / 65535.0, col.green / 65535.0, col.blue / 65535.0)
def do_paint_below_children(self, cr, damaged_box):
[width, height] = self.get_allocation()
line_width = 3.0
x = line_width
y = line_width
width -= line_width * 2
height -= line_width * 2
cr.move_to(x + self._radius, y);
cr.arc(x + width - self._radius, y + self._radius,
self._radius, math.pi * 1.5, math.pi * 2);
cr.arc(x + width - self._radius, x + height - self._radius,
self._radius, 0, math.pi * 0.5);
cr.arc(x + self._radius, y + height - self._radius,
self._radius, math.pi * 0.5, math.pi);
cr.arc(x + self._radius, y + self._radius, self._radius,
math.pi, math.pi * 1.5);
color = self._string_to_rgb(self._color.get_fill_color())
cr.set_source_rgb(*color)
cr.fill_preserve();
color = self._string_to_rgb(self._color.get_stroke_color())
cr.set_source_rgb(*color)
cr.set_line_width(line_width)
cr.stroke();