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Diffstat (limited to 'test/dash-offset-negative.c')
-rw-r--r-- | test/dash-offset-negative.c | 100 |
1 files changed, 0 insertions, 100 deletions
diff --git a/test/dash-offset-negative.c b/test/dash-offset-negative.c deleted file mode 100644 index 8766cc576..000000000 --- a/test/dash-offset-negative.c +++ /dev/null @@ -1,100 +0,0 @@ -/* - * Copyright © 2005 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: Owen Taylor <otaylor@redhat.com> - */ - -#include "cairo-test.h" - -#define IMAGE_WIDTH 19 -#define IMAGE_HEIGHT 19 - -/* Basic test of dashed strokes, including a test for the negative - * dash offset bug: - * - * https://bugs.freedesktop.org/show_bug.cgi?id=2729 - */ - -static cairo_test_status_t -draw (cairo_t *cr, int width, int height) -{ - double dashes[] = { 1 }; - - /* We draw in the default black, so paint white first. */ - cairo_save (cr); - cairo_set_source_rgb (cr, 1.0, 1.0, 1.0); /* white */ - cairo_paint (cr); - cairo_restore (cr); - - cairo_set_line_width (cr, 2); - - /* Basic 1-1 dash pattern */ - cairo_set_dash (cr, dashes, 1, 0.); - - cairo_move_to (cr, 1, 2); - cairo_line_to (cr, 18, 2); - cairo_stroke (cr); - - /* Adjust path by 0.5. Ideally this would give a constant 50% - * gray, (but does not due to the location of the regular sample - * grid points. */ - cairo_move_to (cr, 1.5, 5); - cairo_line_to (cr, 18., 5); - cairo_stroke (cr); - - /* Offset dash by 0.5, rather than the path */ - cairo_set_dash (cr, dashes, 1, 0.5); - - cairo_move_to (cr, 1, 8); - cairo_line_to (cr, 18, 8); - cairo_stroke (cr); - - /* Now, similar tests with negative dash offsets. */ - - /* Basic 1-1 dash pattern dashing */ - cairo_set_dash (cr, dashes, 1, -4); - - cairo_move_to (cr, 1, 11); - cairo_line_to (cr, 18, 11); - cairo_stroke (cr); - - /* Adjust path by 0.5 */ - cairo_move_to (cr, 1.5, 14); - cairo_line_to (cr, 18., 14); - cairo_stroke (cr); - - /* Offset dash by 0.5 */ - cairo_set_dash (cr, dashes, 1, -3.5); - - cairo_move_to (cr, 1, 17); - cairo_line_to (cr, 18, 17); - cairo_stroke (cr); - - return CAIRO_TEST_SUCCESS; -} - -CAIRO_TEST (dash_offset_negative, - "Tests cairo_set_dash with a negative offset", - "dash, stroke", /* keywords */ - NULL, /* requirements */ - IMAGE_WIDTH, IMAGE_HEIGHT, - NULL, draw) |