| /* |
| * Copyright © 2009 Chris Wilson |
| * |
| * 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 |
| * Chris Wilson not be used in advertising or publicity pertaining to |
| * distribution of the software without specific, written prior |
| * permission. Chris Wilson makes no representations about the |
| * suitability of this software for any purpose. It is provided "as |
| * is" without express or implied warranty. |
| * |
| * CHRIS WILSON DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS |
| * SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND |
| * FITNESS, IN NO EVENT SHALL CHRIS WILSON 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" |
| |
| #define SIZE 10 |
| |
| static cairo_surface_t * |
| create_source (cairo_surface_t *target) |
| { |
| cairo_surface_t *similar; |
| cairo_t *cr; |
| |
| similar = cairo_surface_create_similar (target, |
| CAIRO_CONTENT_COLOR, SIZE/2, SIZE); |
| cr = cairo_create (similar); |
| cairo_surface_destroy (similar); |
| |
| cairo_set_source_rgb (cr, 1, 0, 0); |
| cairo_paint (cr); |
| |
| similar = cairo_surface_reference (cairo_get_target (cr)); |
| cairo_destroy (cr); |
| |
| return similar; |
| } |
| |
| static cairo_test_status_t |
| draw (cairo_t *cr, int width, int height) |
| { |
| cairo_surface_t *source; |
| |
| cairo_set_source_rgb (cr, 0, 0, 1); |
| cairo_paint (cr); |
| |
| cairo_rectangle (cr, 0, 0, SIZE/2, SIZE); |
| cairo_clip (cr); |
| |
| /* Draw a source rectangle outside the image, the effect should be to |
| * clear only within the clip region. |
| */ |
| source = create_source (cairo_get_target (cr)); |
| cairo_set_source_surface (cr, source, SIZE/2, 0); |
| cairo_surface_destroy (source); |
| |
| cairo_set_operator (cr, CAIRO_OPERATOR_SOURCE); |
| cairo_paint (cr); |
| |
| return CAIRO_TEST_SUCCESS; |
| } |
| |
| CAIRO_TEST (clip_unbounded, |
| "Test handling of an unbounded fill outside the clip region", |
| "clip", /* keywords */ |
| NULL, /* requirements */ |
| SIZE, SIZE, |
| NULL, draw) |
| |