def cairo_draw(self, context):
log(
"cairo_draw: size=%s, render-size=%s, offsets=%s, pointer_overlay=%s",
self.size, self.render_size, self.offsets, self.pointer_overlay)
if self._backing is None:
return False
#try:
# log("clip rectangles=%s", context.copy_clip_rectangle_list())
#except:
# log.error("clip:", exc_info=True)
ww, wh = self.render_size
w, h = self.size
if ww == 0 or w == 0 or wh == 0 or h == 0:
return
x, y = self.offsets[:2]
setup_cairo_context(context, ww, wh, w, h, x, y)
context.set_source_surface(self._backing, 0, 0)
context.paint()
if self.pointer_overlay and self.cursor_data:
px, py, _size, start_time = self.pointer_overlay[2:]
spx = round(w * px / ww)
spy = round(h * py / wh)
cairo_paint_pointer_overlay(context, self.cursor_data, x + spx,
y + spy, start_time)
def cairo_draw_from_drawable(self, context, drawable):
if drawable is None:
return
ww, wh = self.render_size
w, h = self.size
if ww == 0 or w == 0 or wh == 0 or h == 0:
return
x, y = self.offsets[:2]
setup_cairo_context(context, ww, wh, w, h, x, y)
context.set_source_pixmap(drawable, 0, 0)
context.paint()
if self.pointer_overlay:
px, py, size, start_time = self.pointer_overlay[2:]
spx = round(w * px / ww)
spy = round(h * py / wh)
cairo_paint_pointer_overlay(context, spx, spy, size, start_time)
def cairo_draw_from_drawable(self, context, drawable):
if drawable is None:
return
ww, wh = self.render_size
w, h = self.size
if ww == 0 or w == 0 or wh == 0 or h == 0:
return
x, y = self.offsets[:2]
log(
"cairo_draw_from_drawable%s render_size=%s, size=%s, offsets=%s, pointer_overlay=%s",
(context, drawable), self.render_size, self.size, self.offsets,
self.pointer_overlay)
setup_cairo_context(context, ww, wh, w, h, x, y)
context.set_source_pixmap(drawable, 0, 0)
context.paint()
if self.pointer_overlay and self.cursor_data:
px, py, _size, start_time = self.pointer_overlay[2:] #pylint: disable=unsubscriptable-object
spx = round(w * px / ww)
spy = round(h * py / wh)
cairo_paint_pointer_overlay(context, self.cursor_data, spx, spy,
start_time)