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/*
* Copyright © 2007 Red Hat, Inc.
* Copyright © 2011 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.
* Authors:
* Behdad Esfahbod <behdad@behdad.org>
* Chris Wilson <chris@chris-wilson.co.uk>
*/
#include "cairo-test.h"
#include <math.h>
#include <stdio.h>
#define SIZE 90
/* This is written using clip+paint to exercise a bug that once was in the
* recording surface.
static cairo_surface_t *
source (cairo_surface_t *surface)
{
cairo_t *cr;
/* Create a 4-pixel image surface with my favorite four colors in each
* quadrant. */
cr = cairo_create (surface);
cairo_surface_destroy (surface);
/* upper-left = white */
cairo_set_source_rgb (cr, 1, 1, 1);
cairo_rectangle (cr, 0, 0, 1, 1);
cairo_fill (cr);
/* upper-right = red */
cairo_set_source_rgb (cr, 1, 0, 0);
cairo_rectangle (cr, 1, 0, 1, 1);
/* lower-left = green */
cairo_set_source_rgb (cr, 0, 1, 0);
cairo_rectangle (cr, 0, 1, 1, 1);
/* lower-right = blue */
cairo_set_source_rgb (cr, 0, 0, 1);
cairo_rectangle (cr, 1, 1, 1, 1);
surface = cairo_surface_reference (cairo_get_target (cr));
cairo_destroy (cr);
return surface;
}
image (cairo_t *cr)
return source (cairo_image_surface_create (CAIRO_FORMAT_RGB24, 2, 2));
similar (cairo_t *cr)
return source (cairo_surface_create_similar (cairo_get_target (cr),
CAIRO_CONTENT_COLOR, 2, 2));
static cairo_t *
extend (cairo_t *cr, cairo_surface_t *(*surface)(cairo_t *), cairo_extend_t mode)
cairo_surface_t *s;
cairo_set_source_rgb (cr, 0, 1, 1);
cairo_paint (cr);
/* Now use extend modes to cover most of the surface with those 4 colors */
s = surface (cr);
cairo_set_source_surface (cr, s, SIZE/2 - 1, SIZE/2 - 1);
cairo_surface_destroy (s);
cairo_pattern_set_extend (cairo_get_source (cr), mode);
cairo_rectangle (cr, 10, 10, SIZE-20, SIZE-20);
cairo_clip (cr);
return cr;
extend_none (cairo_t *cr,
cairo_surface_t *(*pattern)(cairo_t *))
return extend (cr, pattern, CAIRO_EXTEND_NONE);
extend_pad (cairo_t *cr,
return extend (cr, pattern, CAIRO_EXTEND_PAD);
extend_repeat (cairo_t *cr,
return extend (cr, pattern, CAIRO_EXTEND_REPEAT);
extend_reflect (cairo_t *cr,
return extend (cr, pattern, CAIRO_EXTEND_REFLECT);
record_create (cairo_t *target)
cairo_surface_t *surface;
surface = cairo_recording_surface_create (cairo_surface_get_content (cairo_get_target (target)), NULL);
record_get (cairo_t *target)
surface = cairo_surface_reference (cairo_get_target (target));
cairo_destroy (target);
static cairo_test_status_t
record_replay (cairo_t *cr,
cairo_t *(*func)(cairo_t *,
cairo_surface_t *(*pattern)(cairo_t *)),
cairo_surface_t *(*pattern)(cairo_t *),
int width, int height)
int x, y;
surface = record_get (func (record_create (cr), pattern));
cairo_set_operator (cr, CAIRO_OPERATOR_SOURCE);
cairo_set_source_surface (cr, surface, 0, 0);
cairo_pattern_set_extend (cairo_get_source (cr), CAIRO_EXTEND_NONE);
for (y = 0; y < height; y += 2) {
for (x = 0; x < width; x += 2) {
cairo_rectangle (cr, x, y, 2, 2);
cairo_reset_clip (cr);
return CAIRO_TEST_SUCCESS;
record_extend_none (cairo_t *cr, int width, int height)
return record_replay (cr, extend_none, image, width, height);
record_extend_pad (cairo_t *cr, int width, int height)
return record_replay (cr, extend_pad, image, width, height);
record_extend_repeat (cairo_t *cr, int width, int height)
return record_replay (cr, extend_repeat, image, width, height);
record_extend_reflect (cairo_t *cr, int width, int height)
return record_replay (cr, extend_reflect, image, width, height);
record_extend_none_similar (cairo_t *cr, int width, int height)
return record_replay (cr, extend_none, similar, width, height);
record_extend_pad_similar (cairo_t *cr, int width, int height)
return record_replay (cr, extend_pad, similar, width, height);
record_extend_repeat_similar (cairo_t *cr, int width, int height)
return record_replay (cr, extend_repeat, similar, width, height);
record_extend_reflect_similar (cairo_t *cr, int width, int height)
return record_replay (cr, extend_reflect, similar, width, height);
CAIRO_TEST (record_extend_none,
"Test CAIRO_EXTEND_NONE for recorded surface patterns",
"record, extend", /* keywords */
NULL, /* requirements */
SIZE, SIZE,
NULL, record_extend_none)
CAIRO_TEST (record_extend_pad,
"Test CAIRO_EXTEND_PAD for recorded surface patterns",
NULL, record_extend_pad)
CAIRO_TEST (record_extend_repeat,
"Test CAIRO_EXTEND_REPEAT for recorded surface patterns",
NULL, record_extend_repeat)
CAIRO_TEST (record_extend_reflect,
"Test CAIRO_EXTEND_REFLECT for recorded surface patterns",
NULL, record_extend_reflect)
CAIRO_TEST (record_extend_none_similar,
NULL, record_extend_none_similar)
CAIRO_TEST (record_extend_pad_similar,
NULL, record_extend_pad_similar)
CAIRO_TEST (record_extend_repeat_similar,
NULL, record_extend_repeat_similar)
CAIRO_TEST (record_extend_reflect_similar,
NULL, record_extend_reflect_similar)