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author | mh0310.choi <mh0310.choi@samsung.com> | 2016-09-01 11:09:28 +0900 |
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committer | mh0310.choi <mh0310.choi@samsung.com> | 2016-09-01 11:20:33 +0900 |
commit | 9e8ae53154d680b1aabf39cddcb1fde0eb52752f (patch) | |
tree | 956a482027409ce8f9ba3ef9c5e4585286521325 /test/joins-star.c | |
parent | cce6a0e298fac08c588204b085e7a807fa75813d (diff) | |
download | cairo-9e8ae53154d680b1aabf39cddcb1fde0eb52752f.tar.gz cairo-9e8ae53154d680b1aabf39cddcb1fde0eb52752f.tar.bz2 cairo-9e8ae53154d680b1aabf39cddcb1fde0eb52752f.zip |
Uploading Cairo version 1.14.2upstream_ref
Change-Id: I895b70fd7996b5c15f43480bdc449822636b2366
Diffstat (limited to 'test/joins-star.c')
-rw-r--r-- | test/joins-star.c | 99 |
1 files changed, 99 insertions, 0 deletions
diff --git a/test/joins-star.c b/test/joins-star.c new file mode 100644 index 000000000..17c1b4e66 --- /dev/null +++ b/test/joins-star.c @@ -0,0 +1,99 @@ +/* + * 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. + * + * Author: Chris Wilson <chris@chris-wilson.co.uk> + */ + +#include "cairo-test.h" + +#define LINE_WIDTH 10. +#define SIZE (8 * LINE_WIDTH) +#define PAD (1 * LINE_WIDTH) + + +static void +make_path (cairo_t *cr) +{ +#define PROTRUSION 20 + cairo_move_to (cr, SIZE/2-PROTRUSION, LINE_WIDTH); + cairo_line_to (cr, SIZE-LINE_WIDTH, SIZE/2+PROTRUSION); + cairo_line_to (cr, SIZE-LINE_WIDTH, SIZE/2-PROTRUSION); + cairo_line_to (cr, SIZE/2-PROTRUSION, SIZE-LINE_WIDTH); + cairo_line_to (cr, SIZE/2+PROTRUSION, SIZE-LINE_WIDTH); + cairo_line_to (cr, LINE_WIDTH, SIZE/2-PROTRUSION); + cairo_line_to (cr, LINE_WIDTH, SIZE/2+PROTRUSION); + cairo_line_to (cr, SIZE/2+PROTRUSION, LINE_WIDTH); + cairo_close_path (cr); +} + +static void +draw_joins (cairo_t *cr) +{ + cairo_save (cr); + cairo_translate (cr, PAD, PAD); + + make_path (cr); + cairo_set_line_join (cr, CAIRO_LINE_JOIN_BEVEL); + cairo_stroke (cr); + cairo_translate (cr, SIZE + PAD, 0.); + + make_path (cr); + cairo_set_line_join (cr, CAIRO_LINE_JOIN_ROUND); + cairo_stroke (cr); + cairo_translate (cr, SIZE + PAD, 0.); + + make_path (cr); + cairo_set_line_join (cr, CAIRO_LINE_JOIN_MITER); + cairo_stroke (cr); + cairo_translate (cr, SIZE + PAD, 0.); + + cairo_restore (cr); +} + +static cairo_test_status_t +draw (cairo_t *cr, int width, int height) +{ + cairo_set_source_rgb (cr, 1.0, 1.0, 1.0); + cairo_paint (cr); + + cairo_set_source_rgb (cr, 0.0, 0.0, 0.0); + cairo_set_line_width (cr, LINE_WIDTH); + + draw_joins (cr); + + /* and reflect to generate the opposite vertex ordering */ + cairo_translate (cr, 0, height); + cairo_scale (cr, 1, -1); + + draw_joins (cr); + + return CAIRO_TEST_SUCCESS; +} + +CAIRO_TEST (joins_star, + "A nice and simple concave shape", + "stroke", /* keywords */ + NULL, /* requirements */ + 3*(SIZE+PAD)+PAD, 2*(SIZE+PAD)+PAD, + NULL, draw) + |