diff options
Diffstat (limited to 'libs/cairo-1.16.0/test/rounded-rectangle-fill.c')
| -rw-r--r-- | libs/cairo-1.16.0/test/rounded-rectangle-fill.c | 65 |
1 files changed, 65 insertions, 0 deletions
diff --git a/libs/cairo-1.16.0/test/rounded-rectangle-fill.c b/libs/cairo-1.16.0/test/rounded-rectangle-fill.c new file mode 100644 index 0000000..d211cf6 --- /dev/null +++ b/libs/cairo-1.16.0/test/rounded-rectangle-fill.c @@ -0,0 +1,65 @@ +/* + * Copyright © 2009 Chris Wilson + * + * 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 SIZE 80 + +/* A very simple test to exercise the scan rasterisers with constant regions. */ + +static void +rounded_rectangle (cairo_t *cr, int x, int y, int w, int h, int r) +{ + cairo_new_sub_path (cr); + cairo_arc (cr, x + r, y + r, r, M_PI, 3 * M_PI / 2); + cairo_arc (cr, x + w - r, y + r, r, 3 *M_PI / 2, 2 * M_PI); + cairo_arc (cr, x + w - r, y + h - r, r, 0, M_PI / 2); + cairo_arc (cr, x + r, y + h - r, r, M_PI / 2, M_PI); + cairo_close_path (cr); +} + +static cairo_test_status_t +draw (cairo_t *cr, int width, int height) +{ + /* Paint background white, then draw in black. */ + cairo_set_source_rgb (cr, 1.0, 1.0, 1.0); /* white */ + cairo_paint (cr); + cairo_set_source_rgb (cr, 0.0, 0.0, 0.0); /* black */ + + cairo_set_fill_rule (cr, CAIRO_FILL_RULE_EVEN_ODD); + rounded_rectangle (cr, 5, 5, width-10, height-10, 15); + rounded_rectangle (cr, 15, 15, width-30, height-30, 5); + cairo_fill (cr); + + return CAIRO_TEST_SUCCESS; +} + +CAIRO_TEST (rounded_rectangle_fill, + "Tests handling of rounded rectangles, the UI designers favourite", + "fill, rounded-rectangle", /* keywords */ + NULL, /* requirements */ + SIZE, SIZE, + NULL, draw) |