/* * Copyright © 2010 Mozilla Corporation * Copyright © 2010 Intel Corporation * * Permission is hereby granted, free of charge, to any person * obtaining a copy of this software and associated documentation * files (the "Software"), to deal in the Software without * restriction, including without limitation the rights to use, copy, * modify, merge, publish, distribute, sublicense, and/or sell copies * of the Software, and to permit persons to whom the Software is * furnished to do so, subject to the following conditions: * * The above copyright notice and this permission notice shall be * included in all copies or substantial portions of the Software. * * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE * SOFTWARE. * * Author: Chris Wilson */ #include "cairo-test.h" static cairo_test_status_t draw (cairo_t *cr, int width, int height) { cairo_surface_t *mask; cairo_t *cr2; cairo_set_source_rgb (cr, 0, 1, 0); cairo_paint (cr); /* clip twice, note that the intersection is smaller then the extents */ cairo_set_fill_rule (cr, CAIRO_FILL_RULE_EVEN_ODD); cairo_rectangle (cr, 10, 10, 80, 80); cairo_rectangle (cr, 20, 20, 60, 60); cairo_clip (cr); cairo_rectangle (cr, 0, 40, 40, 30); cairo_clip (cr); /* and exercise the bug found by Jeff Muizelaar */ mask = cairo_surface_create_similar (cairo_get_target (cr), CAIRO_CONTENT_ALPHA, width-20, height-20); cr2 = cairo_create (mask); cairo_surface_destroy (mask); cairo_set_source_rgba (cr2, 1, 1, 1, 1); cairo_paint (cr2); cairo_set_source_rgb (cr, 1, 0, 0); cairo_mask_surface (cr, cairo_get_target (cr2), 0, 0); cairo_destroy (cr2); return CAIRO_TEST_SUCCESS; } CAIRO_TEST (clip_twice_rectangle, "Tests clipping twice using rectangles", "clip", /* keywords */ NULL, /* requirements */ 100, 100, NULL, draw)