def draw_handlers(self, ctx, canvas, offset=(0, 0)):
points = self.to_device(canvas, offset, skip_holes=True)
if self.is_curve():
debug_points(ctx, points)
else:
color = (0,0,1) # blue
for point in points:
draw_point(ctx, point.x, point.y, 0.5, color=color)
def is_control(self, control, point):
dcontrol = self._canvas.user_to_device(control)
dpoint = self._canvas.user_to_device(point)
draw_point(self.ctx, dcontrol.x, dcontrol.y, 1, stroke=False)
rvalue = self.ctx.in_stroke(dpoint.x, dpoint.y) or self.ctx.in_fill(dpoint.x, dpoint.y)
#print "iscontrol?", control, point, rvalue
self.ctx.new_path()
return rvalue
def draw(self, ctx, screen):
if not len(self._line): return
canvas = screen.get_canvas()
line = [canvas.user_to_device(point) for point in self._line]
ctx.save()
ctx.set_line_width(1.0)
#ctx.set_dash([2, 2], 0)
ctx.set_source_rgb(0, 0, 0)
ctx.move_to(line[0].x+0.5, line[0].y+0.5)
for i in xrange(1, len(line)):
x, y = line[i].x+0.5, line[i].y+0.5
ctx.line_to(x, y)
#draw_point(ctx, x, y, 0.5)
ctx.stroke()
draw_point(ctx, line[-1].x, line[-1].y, 0.5)
ctx.restore()