mirror of
https://gitlab.freedesktop.org/cairo/cairo.git
synced 2025-12-20 08:10:08 +01:00
7a024bc206
PS crashes only when using the source operator, as it will otherwise fallback to rasterization of the gradients.
90 lines
2.7 KiB
C
90 lines
2.7 KiB
C
/* -*- Mode: c; c-basic-offset: 4; indent-tabs-mode: t; tab-width: 8; -*- */
|
|
/*
|
|
* Copyright 2010 Andrea Canciani
|
|
*
|
|
* 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: Andrea Canciani <ranma42@gmail.com>
|
|
*/
|
|
|
|
#include "cairo-test.h"
|
|
|
|
#define NUM_EXTEND 4
|
|
#define HEIGHT 16
|
|
#define WIDTH 16
|
|
#define PAD 3
|
|
|
|
static cairo_test_status_t
|
|
draw (cairo_t *cr, int width, int height)
|
|
{
|
|
cairo_pattern_t *pattern;
|
|
unsigned int i, j;
|
|
|
|
cairo_extend_t extend[NUM_EXTEND] = {
|
|
CAIRO_EXTEND_NONE,
|
|
CAIRO_EXTEND_REPEAT,
|
|
CAIRO_EXTEND_REFLECT,
|
|
CAIRO_EXTEND_PAD
|
|
};
|
|
|
|
cairo_set_operator (cr, CAIRO_OPERATOR_SOURCE);
|
|
|
|
cairo_translate (cr, PAD, PAD);
|
|
|
|
for (i = 0; i < 3; i++) {
|
|
cairo_save (cr);
|
|
|
|
for (j = 0; j < NUM_EXTEND; j++) {
|
|
cairo_reset_clip (cr);
|
|
cairo_rectangle (cr, 0, 0, WIDTH, HEIGHT);
|
|
cairo_clip (cr);
|
|
|
|
if (i == 0)
|
|
pattern = cairo_pattern_create_linear (0, 2*PAD, 0, HEIGHT - 2*PAD);
|
|
else if (i == 1)
|
|
pattern = cairo_pattern_create_linear (2*PAD, 2*PAD, HEIGHT - 2*PAD, HEIGHT - 2*PAD);
|
|
else if (i == 2)
|
|
pattern = cairo_pattern_create_linear (2*PAD, 0, HEIGHT - 2*PAD, 0);
|
|
|
|
cairo_pattern_add_color_stop_rgb (pattern, 0.25, 0, 0, 1);
|
|
cairo_pattern_set_extend (pattern, extend[j]);
|
|
|
|
cairo_set_source (cr, pattern);
|
|
cairo_paint (cr);
|
|
|
|
cairo_pattern_destroy (pattern);
|
|
|
|
cairo_translate (cr, WIDTH+PAD, 0);
|
|
}
|
|
|
|
cairo_restore (cr);
|
|
cairo_translate (cr, 0, HEIGHT+PAD);
|
|
}
|
|
|
|
return CAIRO_TEST_SUCCESS;
|
|
}
|
|
|
|
CAIRO_TEST (linear_gradient_one_stop,
|
|
"Tests linear gradients with a single stop",
|
|
"gradient,linear,", /* keywords */
|
|
NULL, /* requirements */
|
|
(WIDTH+PAD) * NUM_EXTEND + PAD, 3*(HEIGHT + PAD) + PAD,
|
|
NULL, draw)
|