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/*
* Copyright © 2005, 2007 Red Hat, Inc.
*
* 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: Carl D. Worth <cworth@cworth.org>
*/
#include "cairo-test.h"
#define SIZE 20
#define PAD 2
static cairo_pattern_t *
create_image_source (int size)
{
cairo_surface_t *surface;
cairo_pattern_t *pattern;
cairo_t *cr;
/* Create an image surface with my favorite four colors in each
* quadrant. */
surface = cairo_image_surface_create (CAIRO_FORMAT_RGB24, size, size);
cr = cairo_create (surface);
cairo_surface_destroy (surface);
cairo_set_source_rgb (cr, 1, 1, 1);
cairo_rectangle (cr, 0, 0, size / 2, size / 2);
cairo_fill (cr);
cairo_set_source_rgb (cr, 1, 0, 0);
cairo_rectangle (cr, size / 2, 0, size - size / 2, size / 2);
cairo_fill (cr);
cairo_set_source_rgb (cr, 0, 1, 0);
cairo_rectangle (cr, 0, size / 2, size / 2, size - size / 2);
cairo_fill (cr);
cairo_set_source_rgb (cr, 0, 0, 1);
cairo_rectangle (cr, size / 2, size / 2, size - size / 2, size - size / 2);
cairo_fill (cr);
pattern = cairo_pattern_create_for_surface (cairo_get_target (cr));
cairo_destroy (cr);
return pattern;
}
static cairo_test_status_t
draw (cairo_t *cr, int width, int height)
{
cairo_pattern_t *source;
int surface_size = sqrt ((SIZE - 2*PAD)*(SIZE - 2*PAD)/2);
/* Use a gray (neutral) background, so we can spot if the backend pads
* with any other colour.
*/
cairo_set_source_rgb (cr, .5, .5, .5);
cairo_paint (cr);
cairo_translate(cr, SIZE/2, SIZE/2);
cairo_rotate (cr, M_PI / 4.0);
cairo_translate (cr, -surface_size/2, -surface_size/2);
source = create_image_source (surface_size);
cairo_pattern_set_filter (source, CAIRO_FILTER_NEAREST);
cairo_set_source(cr, source);
cairo_pattern_destroy (source);
cairo_paint (cr);
return CAIRO_TEST_SUCCESS;
}
static cairo_test_status_t
clip_draw (cairo_t *cr, int width, int height)
{
cairo_pattern_t *source;
int surface_size = sqrt ((SIZE - 2*PAD)*(SIZE - 2*PAD)/2);
/* Use a gray (neutral) background, so we can spot if the backend pads
* with any other colour.
*/
cairo_set_source_rgb (cr, .5, .5, .5);
cairo_paint (cr);
cairo_rectangle (cr, 2*PAD, 2*PAD, SIZE-4*PAD, SIZE-4*PAD);
cairo_clip (cr);
cairo_translate(cr, SIZE/2, SIZE/2);
cairo_rotate (cr, M_PI / 4.0);
cairo_translate (cr, -surface_size/2, -surface_size/2);
source = create_image_source (surface_size);
cairo_pattern_set_filter (source, CAIRO_FILTER_NEAREST);
cairo_set_source(cr, source);
cairo_pattern_destroy (source);
cairo_paint (cr);
return CAIRO_TEST_SUCCESS;
}
static cairo_test_status_t
draw_clip (cairo_t *cr, int width, int height)
{
cairo_pattern_t *source;
int surface_size = sqrt ((SIZE - 2*PAD)*(SIZE - 2*PAD)/2);
/* Use a gray (neutral) background, so we can spot if the backend pads
* with any other colour.
*/
cairo_set_source_rgb (cr, .5, .5, .5);
cairo_paint (cr);
cairo_translate(cr, SIZE/2, SIZE/2);
cairo_rotate (cr, M_PI / 4.0);
cairo_translate (cr, -surface_size/2, -surface_size/2);
cairo_rectangle (cr, PAD, PAD, surface_size-2*PAD, surface_size-2*PAD);
cairo_clip (cr);
source = create_image_source (surface_size);
cairo_pattern_set_filter (source, CAIRO_FILTER_NEAREST);
cairo_set_source(cr, source);
cairo_pattern_destroy (source);
cairo_paint (cr);
return CAIRO_TEST_SUCCESS;
}
CAIRO_TEST (rotate_image_surface_paint,
"Test call sequence: image_surface_create; rotate; set_source_surface; paint"
"\nThis test is known to fail on the ps backend currently",
"image, transform, paint", /* keywords */
NULL, /* requirements */
SIZE, SIZE,
NULL, draw)
CAIRO_TEST (clip_rotate_image_surface_paint,
"Test call sequence: image_surface_create; rotate; set_source_surface; paint"
"\nThis test is known to fail on the ps backend currently",
"image, transform, paint", /* keywords */
NULL, /* requirements */
SIZE, SIZE,
NULL, clip_draw)
CAIRO_TEST (rotate_clip_image_surface_paint,
"Test call sequence: image_surface_create; rotate; set_source_surface; paint"
"\nThis test is known to fail on the ps backend currently",
"image, transform, paint", /* keywords */
NULL, /* requirements */
SIZE, SIZE,
NULL, draw_clip)