[test] Add fill-image.

A filled equivalent of stroke-image, that checks that the pattern
matrices are applied correctly during fills - useful with the
segregation between fills and strokes introduced by spans.

1 files changed, 83 insertions, 0 deletions

diff --git a/test/fill-image.c b/test/fill-image.c
new file mode 100644
index 000000000..24ee03142
--- /dev/null
+++ b/test/fill-image.c
@@ -0,0 +1,83 @@
+/*
+ * Copyright © 2006 Mozilla 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
+ * Mozilla Corporation not be used in advertising or publicity pertaining to
+ * distribution of the software without specific, written prior
+ * permission. Mozilla Corporation makes no representations about the
+ * suitability of this software for any purpose.  It is provided "as
+ * is" without express or implied warranty.
+ *
+ * MOZILLA CORPORATION DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS
+ * SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND
+ * FITNESS, IN NO EVENT SHALL MOZILLA 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: Vladimir Vukicevic <vladimir@pobox.com>
+ */
+
+#include "cairo-test.h"
+
+#define PAD 10
+#define SIZE 100
+#define IMAGE_SIZE (SIZE-PAD*2)
+#define LINE_WIDTH 10
+
+static cairo_test_status_t
+draw (cairo_t *cr, int width, int height)
+{
+    cairo_surface_t *image;
+    cairo_t *cr_image;
+
+    cairo_set_source_rgb (cr, 0, 0, 0);
+    cairo_paint (cr);
+
+    image = cairo_image_surface_create (CAIRO_FORMAT_RGB24,
+	                                IMAGE_SIZE, IMAGE_SIZE);
+    cr_image = cairo_create (image);
+    cairo_surface_destroy (image);
+
+    /* Create the image */
+    cairo_set_source_rgb (cr_image, 0, 0, 0);
+    cairo_paint (cr_image);
+
+    cairo_set_source_rgb (cr_image, 0, 1, 0);
+    cairo_new_sub_path (cr_image);
+    cairo_arc (cr_image, IMAGE_SIZE/2, IMAGE_SIZE/2, IMAGE_SIZE/2 - LINE_WIDTH, 0, M_PI * 2.0);
+    cairo_close_path (cr_image);
+    cairo_new_sub_path (cr_image);
+    cairo_arc_negative (cr_image, IMAGE_SIZE/2, IMAGE_SIZE/2, IMAGE_SIZE/2, 0, -M_PI * 2.0);
+    cairo_close_path (cr_image);
+    cairo_fill (cr_image);
+
+    /* Now stroke^Wfill with it */
+    cairo_translate (cr, PAD, PAD);
+
+    cairo_set_source_surface (cr, cairo_get_target (cr_image), 0, 0);
+    cairo_destroy (cr_image);
+
+    cairo_new_sub_path (cr);
+    cairo_arc (cr, IMAGE_SIZE/2, IMAGE_SIZE/2, IMAGE_SIZE/2 - LINE_WIDTH, 0, M_PI * 2.0);
+    cairo_close_path (cr);
+    cairo_new_sub_path (cr);
+    cairo_arc_negative (cr, IMAGE_SIZE/2, IMAGE_SIZE/2, IMAGE_SIZE/2, 0, -M_PI * 2.0);
+    cairo_close_path (cr);
+
+    cairo_fill (cr);
+
+    return CAIRO_TEST_SUCCESS;
+}
+
+CAIRO_TEST (fill_image,
+	    "Test filling with an image source, with a non-identity CTM",
+	    "fill, image, transform", /* keywords */
+	    NULL, /* requirements */
+	    SIZE, SIZE,
+	    NULL, draw)