add cairo

1 files changed, 66 insertions, 0 deletions

diff --git a/libs/cairo-1.16.0/test/long-dashed-lines.c b/libs/cairo-1.16.0/test/long-dashed-lines.c
new file mode 100644
index 0000000..4d6ded9
--- /dev/null
+++ b/libs/cairo-1.16.0/test/long-dashed-lines.c
@@ -0,0 +1,66 @@
+/*
+ * 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 cairo_test_status_t
+draw (cairo_t *cr, int width, int height)
+{
+    int i;
+    double dashes[] = {6, 3};
+
+    cairo_set_source_rgb (cr, 1, 1, 1);
+    cairo_paint (cr);
+
+    /* partially visible rectangle... */
+    cairo_rectangle (cr, -0.5, -0.5, 61, 61);
+
+    /* rectangles with intersecting segments... */
+    cairo_save (cr);
+    cairo_translate (cr, 30, 30);
+    for (i = 0; i < 4; i++) {
+	cairo_rotate (cr, M_PI / 4);
+	cairo_rectangle (cr, -37, -15, 74, 30);
+    }
+    cairo_restore (cr);
+
+    /* completely invisible rectangle */
+    cairo_rectangle (cr, -5, -5, 70, 70);
+
+    cairo_set_dash (cr, dashes, ARRAY_LENGTH (dashes), 0.);
+    cairo_set_line_cap (cr, CAIRO_LINE_CAP_ROUND);
+    cairo_set_line_join (cr, CAIRO_LINE_JOIN_BEVEL);
+    cairo_set_source_rgb (cr, 0, 0, 0);
+    cairo_stroke (cr);
+
+    return CAIRO_TEST_SUCCESS;
+}
+
+CAIRO_TEST (long_dashed_lines,
+	    "Exercises _cairo_box_intersects_line_segment()",
+	    "dash, stroke, stress", /* keywords */
+	    NULL, /* requirements */
+	    60, 60,
+	    NULL, draw)