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-rw-r--r--libs/cairo-1.16.0/test/reflected-stroke.c91
1 files changed, 91 insertions, 0 deletions
diff --git a/libs/cairo-1.16.0/test/reflected-stroke.c b/libs/cairo-1.16.0/test/reflected-stroke.c
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+++ b/libs/cairo-1.16.0/test/reflected-stroke.c
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+/*
+ * Copyright © 2008 Chris Wilson
+ *
+ * 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
+ * the author not be used in advertising or publicity pertaining to
+ * distribution of the software without specific, written prior
+ * permission. The author makes no representations about the
+ * suitability of this software for any purpose. It is provided "as
+ * is" without express or implied warranty.
+ *
+ * THE AUTHOR DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS
+ * SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND
+ * FITNESS, IN NO EVENT SHALL THE AUTHOR. 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: Chris Wilson <chris@chris-wilson.co.uk>
+ */
+
+#include "cairo-test.h"
+
+static void
+draw_symbol (cairo_t *cr)
+{
+ double dash[] = {6, 3};
+
+ cairo_rectangle (cr, -25, -25, 50, 50);
+ cairo_stroke (cr);
+
+ cairo_move_to (cr, 0, -25);
+ cairo_curve_to (cr, 12.5, -12.5, 12.5, -12.5, 0, 0);
+ cairo_curve_to (cr, -12.5, 12.5, -12.5, 12.5, 0, 25);
+ cairo_curve_to (cr, 12.5, 12.5, 12.5, 12.5, 0, 0);
+ cairo_stroke (cr);
+
+ cairo_save (cr);
+ cairo_set_dash (cr, dash, ARRAY_LENGTH (dash), 0.);
+ cairo_move_to (cr, 0, 0);
+ cairo_arc (cr, 0, 0, 12.5, 0, 3 * M_PI / 2);
+ cairo_close_path (cr);
+ cairo_stroke (cr);
+ cairo_restore (cr);
+}
+
+static cairo_test_status_t
+draw (cairo_t *cr, int width, int height)
+{
+ cairo_set_source_rgb (cr, 1, 1, 1);
+ cairo_paint (cr);
+
+ cairo_set_source_rgb (cr, 0, 0, 0);
+
+ cairo_save (cr);
+ cairo_translate (cr, 50, 50);
+ cairo_scale (cr, 1, 1);
+ draw_symbol (cr);
+ cairo_restore (cr);
+
+ cairo_save (cr);
+ cairo_translate (cr, 150, 50);
+ cairo_scale (cr, -1, 1);
+ draw_symbol (cr);
+ cairo_restore (cr);
+
+ cairo_save (cr);
+ cairo_translate (cr, 150, 150);
+ cairo_scale (cr, -1, -1);
+ draw_symbol (cr);
+ cairo_restore (cr);
+
+ cairo_save (cr);
+ cairo_translate (cr, 50, 150);
+ cairo_scale (cr, 1, -1);
+ draw_symbol (cr);
+ cairo_restore (cr);
+
+ return CAIRO_TEST_SUCCESS;
+}
+
+CAIRO_TEST (reflected_stroke,
+ "Exercises the stroker with a reflected ctm",
+ "stroke, transform", /* keywords */
+ NULL, /* requirements */
+ 200, 200,
+ NULL, draw)