/* * 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_pattern_t *pattern; cairo_set_source_rgb (cr, 0, 0, 0); cairo_paint (cr); /* with alpha */ pattern = cairo_pattern_create_linear (0, 0, 0, height); cairo_pattern_add_color_stop_rgba (pattern, 0, 1, 1, 1, .5); cairo_pattern_add_color_stop_rgba (pattern, 1, 1, 1, 1, .5); cairo_set_source (cr, pattern); cairo_pattern_destroy (pattern); cairo_rectangle (cr, 0, 0, width/2, height); cairo_fill (cr); /* without alpha */ pattern = cairo_pattern_create_linear (0, 0, 0, height); cairo_pattern_add_color_stop_rgb (pattern, 0, 1, 1, 1); cairo_pattern_add_color_stop_rgb (pattern, 1, 1, 1, 1); cairo_set_source (cr, pattern); cairo_pattern_destroy (pattern); cairo_rectangle (cr, width/2, 0, width/2, height); cairo_fill (cr); return CAIRO_TEST_SUCCESS; } CAIRO_TEST (linear_uniform, "Tests handling of \"solid\" linear gradients", "gradient, linear", /* keywords */ NULL, /* requirements */ 40, 40, NULL, draw)