diff options
Diffstat (limited to 'libs/cairo-1.16.0/test/line-width.c')
| -rw-r--r-- | libs/cairo-1.16.0/test/line-width.c | 77 |
1 files changed, 77 insertions, 0 deletions
diff --git a/libs/cairo-1.16.0/test/line-width.c b/libs/cairo-1.16.0/test/line-width.c new file mode 100644 index 0000000..315ebc3 --- /dev/null +++ b/libs/cairo-1.16.0/test/line-width.c @@ -0,0 +1,77 @@ +/* + * Copyright © 2004 Red Hat, Inc. + * + * 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 + * Red Hat, Inc. not be used in advertising or publicity pertaining to + * distribution of the software without specific, written prior + * permission. Red Hat, Inc. makes no representations about the + * suitability of this software for any purpose. It is provided "as + * is" without express or implied warranty. + * + * RED HAT, INC. DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS + * SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND + * FITNESS, IN NO EVENT SHALL RED HAT, INC. 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: Carl D. Worth <cworth@cworth.org> + */ + +#include "cairo-test.h" + +#define LINES 5 +#define LINE_LENGTH 10 +#define IMAGE_WIDTH 2 * LINE_LENGTH + 6 +#define IMAGE_HEIGHT ((LINES+4)*LINES)/2 + 2 + +static cairo_test_status_t +draw (cairo_t *cr, int width, int height) +{ + int i; + + /* We draw in black, so paint white first. */ + cairo_set_source_rgb (cr, 1.0, 1.0, 1.0); /* white */ + cairo_paint (cr); + + cairo_set_source_rgb (cr, 0, 0, 0); + cairo_translate (cr, 2, 2); + + for (i=0; i < LINES; i++) { + cairo_set_line_width (cr, i+1); + cairo_move_to (cr, 0, 0); + cairo_rel_line_to (cr, LINE_LENGTH, 0); + cairo_stroke (cr); + cairo_move_to (cr, LINE_LENGTH + 2, 0.5); + cairo_rel_line_to (cr, LINE_LENGTH, 0); + cairo_stroke (cr); + cairo_translate (cr, 0, i+3); + } + + return CAIRO_TEST_SUCCESS; +} + +static cairo_test_status_t +draw_a1 (cairo_t *cr, int width, int height) +{ + cairo_set_antialias (cr, CAIRO_ANTIALIAS_NONE); + return draw (cr, width, height); +} + +CAIRO_TEST (line_width, + "Tests cairo_set_line_width", + "stroke", /* keywords */ + NULL, /* requirements */ + IMAGE_WIDTH, IMAGE_HEIGHT, + NULL, draw) +CAIRO_TEST (a1_line_width, + "Tests cairo_set_line_width", + "stroke", /* keywords */ + "target=raster", /* requirements */ + IMAGE_WIDTH, IMAGE_HEIGHT, + NULL, draw_a1) |