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/*
* 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
* the author not be used in advertising or publicity pertaining to
* distribution of the software without specific, written prior
* permission. The author makes no representations about the
* suitability of this software for any purpose. It is provided "as
* is" without express or implied warranty.
*
* THE AUTHOR DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS
* SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND
* FITNESS, IN NO EVENT SHALL THE AUTHOR. 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"
static cairo_test_draw_function_t draw;
static const cairo_test_t test = {
"long-dashed-lines",
"Exercises _cairo_box_intersects_line_segment()",
60, 60,
draw
};
static cairo_test_status_t
draw (cairo_t *cr, int width, int height)
{
int i;
double dashes[] = {6, 3};
cairo_set_source_rgb (cr, 1, 1, 1);
cairo_paint (cr);
/* partially visible rectangle... */
cairo_rectangle (cr, -0.5, -0.5, 61, 61);
/* rectangles with intersecting segments... */
cairo_save (cr);
cairo_translate (cr, 30, 30);
for (i = 0; i < 4; i++) {
cairo_rotate (cr, M_PI / 4);
cairo_rectangle (cr, -37, -15, 74, 30);
}
cairo_restore (cr);
/* completely invisible rectangle */
cairo_rectangle (cr, -5, -5, 70, 70);
cairo_set_dash (cr, dashes, sizeof (dashes) / sizeof (dashes[0]), 0.);
cairo_set_line_cap (cr, CAIRO_LINE_CAP_ROUND);
cairo_set_line_join (cr, CAIRO_LINE_JOIN_BEVEL);
cairo_set_source_rgb (cr, 0, 0, 0);
cairo_stroke (cr);
return CAIRO_TEST_SUCCESS;
}
int
main (void)
{
return cairo_test (&test);
}
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