diff options
Diffstat (limited to 'test/rotated-clip.c')
| -rw-r--r-- | test/rotated-clip.c | 110 |
1 files changed, 110 insertions, 0 deletions
diff --git a/test/rotated-clip.c b/test/rotated-clip.c new file mode 100644 index 0000000..4ca4566 --- /dev/null +++ b/test/rotated-clip.c @@ -0,0 +1,110 @@ +/* + * Copyright © 2007 Adrian Johnson + * 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: Adrian Johnson <ajohnson@redneon.com> + * Chris Wilson <chris@chris-wilson.co.uk> + */ + +#include "cairo-test.h" + +#define PAT_WIDTH 120 +#define PAT_HEIGHT 120 +#define SIZE (PAT_WIDTH*2) +#define PAD 2 +#define WIDTH (PAD + SIZE + PAD) +#define HEIGHT WIDTH + +static cairo_test_status_t +draw (cairo_t *cr, int width, int height) +{ + cairo_matrix_t m; + + /* make the output opaque */ + cairo_set_source_rgb (cr, 0, 0, 0); + cairo_paint (cr); + + cairo_translate (cr, PAD, PAD); + + cairo_matrix_init_scale (&m, 2, 1.5); + cairo_matrix_rotate (&m, 1); + cairo_matrix_translate (&m, -PAT_WIDTH/4.0, -PAT_WIDTH/2.0); + cairo_matrix_invert (&m); + cairo_set_matrix (cr, &m); + + cairo_rectangle (cr, 0, 0, PAT_WIDTH, PAT_HEIGHT); + cairo_clip (cr); + + cairo_set_source_rgba (cr, 1, 0, 1, 0.5); + cairo_rectangle (cr, PAT_WIDTH/6.0, PAT_HEIGHT/6.0, PAT_WIDTH/4.0, PAT_HEIGHT/4.0); + cairo_fill (cr); + + cairo_set_source_rgba (cr, 0, 1, 1, 0.5); + cairo_rectangle (cr, PAT_WIDTH/2.0, PAT_HEIGHT/2.0, PAT_WIDTH/4.0, PAT_HEIGHT/4.0); + cairo_fill (cr); + + cairo_set_line_width (cr, 1); + cairo_move_to (cr, PAT_WIDTH/6.0, 0); + cairo_line_to (cr, 0, 0); + cairo_line_to (cr, 0, PAT_HEIGHT/6.0); + cairo_set_source_rgb (cr, 1, 0, 0); + cairo_stroke (cr); + + cairo_move_to (cr, PAT_WIDTH/6.0, PAT_HEIGHT); + cairo_line_to (cr, 0, PAT_HEIGHT); + cairo_line_to (cr, 0, 5*PAT_HEIGHT/6.0); + cairo_set_source_rgb (cr, 0, 1, 0); + cairo_stroke (cr); + + cairo_move_to (cr, 5*PAT_WIDTH/6.0, 0); + cairo_line_to (cr, PAT_WIDTH, 0); + cairo_line_to (cr, PAT_WIDTH, PAT_HEIGHT/6.0); + cairo_set_source_rgb (cr, 0, 0, 1); + cairo_stroke (cr); + + cairo_move_to (cr, 5*PAT_WIDTH/6.0, PAT_HEIGHT); + cairo_line_to (cr, PAT_WIDTH, PAT_HEIGHT); + cairo_line_to (cr, PAT_WIDTH, 5*PAT_HEIGHT/6.0); + cairo_set_source_rgb (cr, 1, 1, 0); + cairo_stroke (cr); + + cairo_set_source_rgb (cr, 0.5, 0.5, 0.5); + cairo_set_line_width (cr, PAT_WIDTH/10.0); + + cairo_move_to (cr, 0, PAT_HEIGHT/4.0); + cairo_line_to (cr, PAT_WIDTH, PAT_HEIGHT/4.0); + cairo_stroke (cr); + + cairo_move_to (cr, PAT_WIDTH/4.0, 0); + cairo_line_to (cr, PAT_WIDTH/4.0, PAT_WIDTH); + cairo_stroke (cr); + + return CAIRO_TEST_SUCCESS; +} + +CAIRO_TEST (rotated_clip, + "Test clipping with non identity pattern matrix", + "clip", /* keywords */ + NULL, /* requirements */ + WIDTH, HEIGHT, + NULL, draw) |