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Diffstat (limited to 'test/long-dashed-lines.c')
| -rw-r--r-- | test/long-dashed-lines.c | 66 |
1 files changed, 66 insertions, 0 deletions
diff --git a/test/long-dashed-lines.c b/test/long-dashed-lines.c new file mode 100644 index 000000000..4d6ded9a5 --- /dev/null +++ b/test/long-dashed-lines.c @@ -0,0 +1,66 @@ +/* + * 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_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, ARRAY_LENGTH (dashes), 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; +} + +CAIRO_TEST (long_dashed_lines, + "Exercises _cairo_box_intersects_line_segment()", + "dash, stroke, stress", /* keywords */ + NULL, /* requirements */ + 60, 60, + NULL, draw) |