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Diffstat (limited to 'libs/cairo-1.16.0/test/bilevel-image.c')
-rw-r--r-- | libs/cairo-1.16.0/test/bilevel-image.c | 63 |
1 files changed, 63 insertions, 0 deletions
diff --git a/libs/cairo-1.16.0/test/bilevel-image.c b/libs/cairo-1.16.0/test/bilevel-image.c new file mode 100644 index 0000000..4feff0e --- /dev/null +++ b/libs/cairo-1.16.0/test/bilevel-image.c @@ -0,0 +1,63 @@ +/* + * Copyright © 2008 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 RGBx 0xffff0000, 0xff00ff00, 0xff0000ff, 0x00000000 + +static cairo_test_status_t +draw (cairo_t *cr, int width, int height) +{ + uint32_t data[] = { + RGBx, RGBx, RGBx, + RGBx, RGBx, RGBx, + RGBx, RGBx, RGBx, + RGBx, RGBx, RGBx, + }; + cairo_surface_t *mask; + + cairo_set_source_rgb (cr, 1, 1, 1); + cairo_paint (cr); + + mask = cairo_image_surface_create_for_data ((unsigned char *) data, + CAIRO_FORMAT_ARGB32, 12, 4, 48); + + cairo_set_source_surface (cr, mask, 0, 0); + cairo_pattern_set_filter (cairo_get_source (cr), CAIRO_FILTER_NEAREST); + + cairo_paint (cr); + + cairo_surface_finish (mask); /* data goes out of scope */ + cairo_surface_destroy (mask); + + return CAIRO_TEST_SUCCESS; +} + +CAIRO_TEST (bilevel_image, + "Test that PS can embed an RGB image with a bilevel alpha channel.", + "alpha, ps", /* keywords */ + NULL, /* requirements */ + 12, 4, + NULL, draw) |