void
_cairo_clip_init_deep_copy (cairo_clip_t *clip,
cairo_clip_t *other,
cairo_surface_t *target)
{
_cairo_clip_init (clip, target);
if (other->mode != clip->mode) {
/* We should reapply the original clip path in this case, and let
* whatever the right handling is happen */
} else {
if (other->region) {
clip->region = pixman_region_create ();
pixman_region_copy (clip->region, other->region);
}
if (other->surface) {
_cairo_surface_clone_similar (target, other->surface, &clip->surface);
clip->surface_rect = other->surface_rect;
}
if (other->path) {
_cairo_clip_path_reapply_clip_path (clip, other->path);
}
}
}
cairo_status_t
_cairo_clip_init_deep_copy (cairo_clip_t *clip,
cairo_clip_t *other,
cairo_surface_t *target)
{
cairo_status_t status;
_cairo_clip_init (clip, target);
if (other->mode != clip->mode) {
/* We should reapply the original clip path in this case, and let
* whatever the right handling is happen */
} else {
if (other->has_region) {
status = _cairo_region_copy (&clip->region, &other->region);
if (unlikely (status))
goto BAIL;
clip->has_region = TRUE;
}
if (other->surface) {
int dx, dy;
status = _cairo_surface_clone_similar (target, other->surface,
0,
0,
other->surface_rect.width,
other->surface_rect.height,
&dx, &dy,
&clip->surface);
if (unlikely (status))
goto BAIL;
clip->surface_rect = other->surface_rect;
/* src offset was 0, so we expect an exact replica of the surface */
assert (dx == 0);
assert (dy == 0);
}
if (other->path) {
status = _cairo_clip_path_reapply_clip_path (clip, other->path);
if (_cairo_status_is_error (status))
goto BAIL;
}
}
return CAIRO_STATUS_SUCCESS;
BAIL:
if (clip->has_region)
_cairo_region_fini (&clip->region);
if (clip->surface)
cairo_surface_destroy (clip->surface);
return status;
}
static void
_cairo_clip_path_reapply_clip_path (cairo_clip_t *clip,
cairo_clip_path_t *clip_path)
{
if (clip_path->prev)
_cairo_clip_path_reapply_clip_path (clip, clip_path->prev);
_cairo_clip_intersect_path (clip,
&clip_path->path,
clip_path->fill_rule,
clip_path->tolerance,
clip_path->antialias);
}
cairo_status_t
_cairo_clip_init_deep_copy (cairo_clip_t *clip,
cairo_clip_t *other,
cairo_surface_t *target)
{
cairo_status_t status;
_cairo_clip_init (clip, target);
if (other->mode != clip->mode) {
/* We should reapply the original clip path in this case, and let
* whatever the right handling is happen */
} else {
if (other->has_region) {
status = _cairo_region_copy (&clip->region, &other->region);
if (status)
goto BAIL;
clip->has_region = TRUE;
}
if (other->surface) {
status = _cairo_surface_clone_similar (target, other->surface,
other->surface_rect.x,
other->surface_rect.y,
other->surface_rect.width,
other->surface_rect.height,
&clip->surface);
if (status)
goto BAIL;
clip->surface_rect = other->surface_rect;
}
if (other->path) {
status = _cairo_clip_path_reapply_clip_path (clip, other->path);
if (status && status != CAIRO_INT_STATUS_UNSUPPORTED)
goto BAIL;
}
}
return CAIRO_STATUS_SUCCESS;
BAIL:
if (clip->has_region)
_cairo_region_fini (&clip->region);
if (clip->surface)
cairo_surface_destroy (clip->surface);
return status;
}
static cairo_status_t
_cairo_clip_path_reapply_clip_path (cairo_clip_t *clip,
cairo_clip_path_t *clip_path)
{
cairo_status_t status;
if (clip_path->prev) {
status = _cairo_clip_path_reapply_clip_path (clip, clip_path->prev);
if (status && status != CAIRO_INT_STATUS_UNSUPPORTED)
return status;
}
return _cairo_clip_intersect_path (clip,
&clip_path->path,
clip_path->fill_rule,
clip_path->tolerance,
clip_path->antialias);
}
static cairo_status_t
_cairo_clip_path_reapply_clip_path (cairo_clip_t *clip,
cairo_clip_path_t *clip_path)
{
cairo_status_t status;
if (clip_path->prev) {
status = _cairo_clip_path_reapply_clip_path (clip, clip_path->prev);
if (_cairo_status_is_error (status))
return status;
}
return _cairo_clip_intersect_path (clip,
&clip_path->path,
clip_path->fill_rule,
clip_path->tolerance,
clip_path->antialias);
}
