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/*
* Copyright © 2005 Billy Biggs
*
* 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
* Billy Biggs not be used in advertising or publicity pertaining to
* distribution of the software without specific, written prior
* permission. Billy Biggs makes no representations about the
* suitability of this software for any purpose. It is provided "as
* is" without express or implied warranty.
*
* BILLY BIGGS DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS
* SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND
* FITNESS, IN NO EVENT SHALL BILLY BIGGS 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: Billy Biggs <vektor@dumbterm.net>
*/
#include "cairo-test.h"
static cairo_test_draw_function_t draw;
static const cairo_test_t test = {
"unantialiased-shapes",
"Test shape drawing without antialiasing",
320, 240,
draw
};
/* The star shape from the SVG test suite, from the fill rule test */
static void
big_star_path (cairo_t *cr)
{
cairo_move_to (cr, 40, 0);
cairo_rel_line_to (cr, 25, 80);
cairo_rel_line_to (cr, -65, -50);
cairo_rel_line_to (cr, 80, 0);
cairo_rel_line_to (cr, -65, 50);
cairo_close_path (cr);
}
static cairo_test_status_t
draw (cairo_t *cr, int width, int height)
{
int i;
cairo_set_source_rgb (cr, 0, 0, 0);
cairo_paint (cr);
cairo_set_antialias (cr, CAIRO_ANTIALIAS_NONE);
/* Try a circle */
cairo_arc (cr, 40, 40, 20, 0, 2 * M_PI);
cairo_set_source_rgb (cr, 1, 0, 0);
cairo_fill (cr);
/* Try using clipping to draw a circle */
cairo_arc (cr, 100, 40, 20, 0, 2 * M_PI);
cairo_clip (cr);
cairo_rectangle (cr, 80, 20, 40, 40);
cairo_set_source_rgb (cr, 0, 0, 1);
cairo_fill (cr);
/* Reset the clipping */
cairo_reset_clip (cr);
/* Draw a bunch of lines */
cairo_set_line_width (cr, 1.0);
cairo_set_source_rgb (cr, 0, 1, 0);
for (i = 0; i < 10; i++) {
cairo_move_to (cr, 10, 70 + (i * 4));
cairo_line_to (cr, 120, 70 + (i * 18));
cairo_stroke (cr);
}
/* Try filling a poly */
cairo_translate (cr, 160, 120);
cairo_set_source_rgb (cr, 1, 1, 0);
big_star_path (cr);
cairo_set_fill_rule (cr, CAIRO_FILL_RULE_EVEN_ODD);
cairo_fill (cr);
cairo_translate (cr, -160, -120);
/* How about some curves? */
cairo_set_source_rgb (cr, 1, 0, 1);
for (i = 0; i < 10; i++) {
cairo_move_to (cr, 150, 50 + (i * 5));
cairo_curve_to (cr, 250, 50, 200, (i * 10), 300, 50 + (i * 10));
cairo_stroke (cr);
}
return CAIRO_TEST_SUCCESS;
}
int
main (void)
{
return cairo_test (&test);
}
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