1 files changed, 78 insertions, 0 deletions
diff --git a/libs/cairo-1.16.0/test/subsurface-modify-parent.c b/libs/cairo-1.16.0/test/subsurface-modify-parent.c
new file mode 100644
index 0000000..de16e75
--- /dev/null
+++ b/libs/cairo-1.16.0/test/subsurface-modify-parent.c
@@ -0,0 +1,78 @@
+/*
+ * Copyright 2010 Intel Corporation
+ *
+ * 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
+ * Intel not be used in advertising or publicity pertaining to
+ * distribution of the software without specific, written prior
+ * permission. Intel makes no representations about the
+ * suitability of this software for any purpose.  It is provided "as
+ * is" without express or implied warranty.
+ *
+ * INTEL CORPORATION DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS
+ * SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND
+ * FITNESS, IN NO EVENT SHALL INTEL CORPORATION 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)
+{
+    cairo_surface_t *region;
+
+    cairo_set_source_rgb (cr, .5, .5, .5);
+    cairo_paint (cr);
+
+    /* fill the centre, but through the *original* surface */
+    region = cairo_surface_create_for_rectangle (cairo_get_target (cr),
+						 20, 20, 20, 20);
+
+    /* first trigger a snapshot of the region... */
+    cairo_set_source_surface (cr, region, 20, 20);
+    cairo_pattern_set_extend (cairo_get_source (cr), CAIRO_EXTEND_REPEAT);
+    cairo_paint (cr);
+
+    cairo_set_source_rgb (cr, 1, 1, 1);
+    cairo_rectangle (cr, 20, 20, 10, 10);
+    cairo_fill (cr);
+
+    cairo_set_source_rgb (cr, 1, 0, 0);
+    cairo_rectangle (cr, 30, 20, 10, 10);
+    cairo_fill (cr);
+
+    cairo_set_source_rgb (cr, 0, 1, 0);
+    cairo_rectangle (cr, 20, 30, 10, 10);
+    cairo_fill (cr);
+
+    cairo_set_source_rgb (cr, 0, 0, 1);
+    cairo_rectangle (cr, 30, 30, 10, 10);
+    cairo_fill (cr);
+
+    cairo_set_source_surface (cr, region, 20, 20);
+    cairo_surface_destroy (region);
+
+    /* repeat the pattern around the outside, but do not overwrite...*/
+    cairo_pattern_set_extend (cairo_get_source (cr), CAIRO_EXTEND_REPEAT);
+    cairo_rectangle (cr, 0, 0, width, height);
+    cairo_rectangle (cr, 20, 40, 20, -20);
+    cairo_fill (cr);
+
+    return CAIRO_TEST_SUCCESS;
+}
+
+CAIRO_TEST (subsurface_modify_parent,
+	    "Tests source clipping with later modifications",
+	    "subsurface", /* keywords */
+	    "target=raster", /* FIXME! recursion bug in subsurface/snapshot (with pdf backend) */ /* requirements */
+	    60, 60,
+	    NULL, draw)