| /* |
| * Copyright © 2005 Red Hat, Inc. |
| * |
| * 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 |
| * Red Hat, Inc. not be used in advertising or publicity pertaining to |
| * distribution of the software without specific, written prior |
| * permission. Red Hat, Inc. makes no representations about the |
| * suitability of this software for any purpose. It is provided "as |
| * is" without express or implied warranty. |
| * |
| * RED HAT, INC. DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS |
| * SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND |
| * FITNESS, IN NO EVENT SHALL RED HAT, INC. 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: Owen Taylor <otaylor@redhat.com> |
| */ |
| |
| #include <math.h> |
| #include "cairo-test.h" |
| #include <stdio.h> |
| |
| #define SIZE 12 |
| |
| static cairo_test_status_t |
| draw (cairo_t *cr, int width, int height) |
| { |
| cairo_surface_t *source; |
| cairo_t *cr2; |
| |
| source = cairo_surface_create_similar (cairo_get_group_target (cr), |
| CAIRO_CONTENT_COLOR_ALPHA, |
| SIZE, SIZE); |
| |
| cr2 = cairo_create (source); |
| cairo_surface_destroy (source); |
| |
| /* Fill the source surface with green */ |
| cairo_set_source_rgb (cr2, 0, 1, 0); |
| cairo_paint (cr2); |
| |
| /* Draw a blue square in the middle of the source with clipping, |
| * and leave the clip there. */ |
| cairo_rectangle (cr2, |
| SIZE / 4, SIZE / 4, |
| SIZE / 2, SIZE / 2); |
| cairo_clip (cr2); |
| cairo_set_source_rgb (cr2, 0, 0, 1); |
| cairo_paint (cr2); |
| |
| /* Fill the destination surface with solid red (should not appear |
| * in final result) */ |
| cairo_set_source_rgb (cr, 1, 0, 0); |
| cairo_paint (cr); |
| |
| /* Now draw the source surface onto the destination surface */ |
| cairo_set_source_surface (cr, cairo_get_target (cr2), 0, 0); |
| cairo_paint (cr); |
| |
| cairo_destroy (cr2); |
| |
| return CAIRO_TEST_SUCCESS; |
| } |
| |
| CAIRO_TEST (source_clip, |
| "Test that a source surface is not affected by a clip", |
| "clip", /* keywords */ |
| NULL, /* requirements */ |
| SIZE, SIZE, |
| NULL, draw) |