def cairo_paint_from_source(self, set_source_fn, source, x, y, w, h,
options):
""" must be called from UI thread """
log(
"cairo_paint_surface(%s, %s, %s, %s, %s, %s, %s) backing=%s, paint box line width=%i",
set_source_fn, source, x, y, w, h, options, self._backing,
self.paint_box_line_width)
gc = gdk_cairo_context(cairo.Context(self._backing))
if self.paint_box_line_width:
gc.save()
gc.rectangle(x, y, w, h)
gc.clip()
gc.set_operator(cairo.OPERATOR_CLEAR)
gc.rectangle(x, y, w, h)
gc.fill()
gc.set_operator(cairo.OPERATOR_SOURCE)
gc.translate(x, y)
gc.rectangle(0, 0, w, h)
set_source_fn(gc, source, 0, 0)
gc.paint()
if self.paint_box_line_width:
gc.restore()
encoding = options.get("encoding")
if options and encoding:
color = get_paint_box_color(encoding)
gc.set_line_width(self.paint_box_line_width)
gc.set_source_rgba(*color)
gc.rectangle(x, y, w, h)
gc.stroke()
def paint_box(self, x, y, w, h, options):
encoding = options.get("encoding")
b = self._backing
if not encoding or not b:
return
gc = b.cairo_create()
color = get_paint_box_color(encoding)
gc.set_line_width(self.paint_box_line_width)
gc.set_source_rgba(*color)
gc.rectangle(x, y, w, h)
gc.stroke()
def paint_box(self, encoding, is_delta, x, y, w, h):
#show region being painted if debug paint box is enabled only:
if self.paint_box_line_width<=0:
return
glLineWidth(self.paint_box_line_width+0.5+int(encoding=="scroll")*2)
if is_delta:
glLineStipple(1, 0xaaaa)
glEnable(GL_LINE_STIPPLE)
glBegin(GL_LINE_LOOP)
color = get_paint_box_color(encoding)
log("Painting colored box around %s screen update using: %s (delta=%s)", encoding, color, is_delta)
glColor4f(*color)
for px,py in ((x, y), (x+w, y), (x+w, y+h), (x, y+h)):
glVertex2i(px, py)
glEnd()
if is_delta:
glDisable(GL_LINE_STIPPLE)
def cairo_paint_box(self, gc, encoding, x, y, w, h):
color = get_paint_box_color(encoding)
gc.set_line_width(self.paint_box_line_width)
gc.set_source_rgba(*color)
gc.rectangle(x, y, w, h)
gc.stroke()
def test_defaults(self):
assert get_default_paint_box_color() == BLACK
assert get_paint_box_color("invalid-value") == BLACK
for encoding in ("png", "h264"):
assert get_paint_box_color(encoding) != BLACK
