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/*
* Copyright 2010 Intel Corporation
*
* Permission to use, copy, modify, distribute, and sell this software
* and its documentation for any purpose is hereby granted without
* fee, provided that the above copyright notice appear in all copies
* and that both that copyright notice and this permission notice
* appear in supporting documentation, and that the name of
* Intel not be used in advertising or publicity pertaining to
* distribution of the software without specific, written prior
* permission. Intel makes no representations about the
* suitability of this software for any purpose. It is provided "as
* is" without express or implied warranty.
*
* INTEL CORPORATION DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS
* SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND
* FITNESS, IN NO EVENT SHALL INTEL CORPORATION BE LIABLE FOR ANY SPECIAL,
* INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER
* RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION
* OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR
* IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*
* Author: Chris Wilson <chris@chris-wilson.co.uk>
*/
#include "cairo-test.h"
static cairo_test_status_t
draw (cairo_t *cr, int width, int height)
{
cairo_surface_t *region, *similar;
cairo_t *cr_region, *cr_similar;
cairo_set_source_rgb (cr, .5, .5, .5);
cairo_paint (cr);
similar = cairo_surface_create_similar (cairo_get_target (cr),
CAIRO_CONTENT_COLOR_ALPHA,
20, 20);
/* copy the centre */
cr_similar = cairo_create (similar);
cairo_surface_destroy (similar);
cairo_set_source_surface (cr_similar, cairo_get_target (cr), -20, -20);
cairo_paint (cr_similar);
similar = cairo_surface_reference (cairo_get_target (cr_similar));
cairo_destroy (cr_similar);
/* fill the centre */
region = cairo_surface_create_for_rectangle (cairo_get_target (cr),
20, 20, 20, 20);
cr_region = cairo_create (region);
cairo_surface_destroy (region);
cairo_set_source_rgb (cr_region, 1, 1, 1);
cairo_rectangle (cr_region, 0, 0, 10, 10);
cairo_fill (cr_region);
cairo_set_source_rgb (cr_region, 1, 0, 0);
cairo_rectangle (cr_region, 10, 0, 10, 10);
cairo_fill (cr_region);
cairo_set_source_rgb (cr_region, 0, 1, 0);
cairo_rectangle (cr_region, 0, 10, 10, 10);
cairo_fill (cr_region);
cairo_set_source_rgb (cr_region, 0, 0, 1);
cairo_rectangle (cr_region, 10, 10, 10, 10);
cairo_fill (cr_region);
cairo_destroy (cr_region);
/* copy the centre, again */
cr_similar = cairo_create (similar);
cairo_surface_destroy (similar);
cairo_set_source_surface (cr_similar, cairo_get_target (cr), -20, -20);
cairo_paint (cr_similar);
similar = cairo_surface_reference (cairo_get_target (cr_similar));
cairo_destroy (cr_similar);
/* repeat the pattern around the outside, but do not overwrite...*/
cairo_set_source_surface (cr, similar, 20, 20);
cairo_pattern_set_extend (cairo_get_source (cr), CAIRO_EXTEND_REPEAT);
cairo_rectangle (cr, 0, 0, width, height);
cairo_rectangle (cr, 20, 40, 20, -20);
cairo_fill (cr);
cairo_surface_destroy (similar);
return CAIRO_TEST_SUCCESS;
}
CAIRO_TEST (subsurface_modify_child,
"Tests source clipping with later modifications",
"subsurface", /* keywords */
"target=raster", /* FIXME! recursion bug in subsurface/snapshot (with pdf backend) */ /* requirements */
60, 60,
NULL, draw)