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+/*
+ * Copyright © 2011 Intel Corporation
+ *
+ * Permission is hereby granted, free of charge, to any person
+ * obtaining a copy of this software and associated documentation
+ * files (the "Software"), to deal in the Software without
+ * restriction, including without limitation the rights to use, copy,
+ * modify, merge, publish, distribute, sublicense, and/or sell copies
+ * of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be
+ * included in all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+ * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+ * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
+ * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
+ * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+ * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ *
+ * Author: Chris Wilson <chris@chris-wilson.co.uk>
+ */
+
+#include "cairo-test.h"
+
+#include <stdio.h>
+#include <errno.h>
+
+/* Basic test to exercise the new mime-surface callback. */
+
+#define WIDTH 200
+#define HEIGHT 80
+
+/* Lazy way of determining PNG dimensions... */
+static void
+png_dimensions (const char *filename,
+ cairo_content_t *content, int *width, int *height)
+{
+ cairo_surface_t *surface;
+
+ surface = cairo_image_surface_create_from_png (filename);
+ *content = cairo_surface_get_content (surface);
+ *width = cairo_image_surface_get_width (surface);
+ *height = cairo_image_surface_get_height (surface);
+ cairo_surface_destroy (surface);
+}
+
+static cairo_surface_t *
+png_acquire (cairo_pattern_t *pattern, void *closure,
+ cairo_surface_t *target,
+ const cairo_rectangle_int_t *extents)
+{
+ return cairo_image_surface_create_from_png (closure);
+}
+
+static cairo_surface_t *
+red_acquire (cairo_pattern_t *pattern, void *closure,
+ cairo_surface_t *target,
+ const cairo_rectangle_int_t *extents)
+{
+ cairo_surface_t *image;
+ cairo_t *cr;
+
+ image = cairo_surface_create_similar_image (target,
+ CAIRO_FORMAT_RGB24,
+ extents->width,
+ extents->height);
+ cairo_surface_set_device_offset (image, extents->x, extents->y);
+
+ cr = cairo_create (image);
+ cairo_set_source_rgb (cr, 1, 0, 0);
+ cairo_paint (cr);
+ cairo_destroy (cr);
+
+ return image;
+}
+
+static void
+release (cairo_pattern_t *pattern, void *closure, cairo_surface_t *image)
+{
+ cairo_surface_destroy (image);
+}
+
+static cairo_test_status_t
+draw (cairo_t *cr, int width, int height)
+{
+ const char *png_filename = "png.png";
+ cairo_pattern_t *png, *red;
+ cairo_content_t content;
+ int png_width, png_height;
+ int i, j;
+
+ png_dimensions (png_filename, &content, &png_width, &png_height);
+
+ png = cairo_pattern_create_raster_source ((void*)png_filename,
+ content, png_width, png_height);
+ cairo_raster_source_pattern_set_acquire (png, png_acquire, release);
+
+ red = cairo_pattern_create_raster_source (NULL,
+ CAIRO_CONTENT_COLOR, WIDTH, HEIGHT);
+ cairo_raster_source_pattern_set_acquire (red, red_acquire, release);
+
+ cairo_set_source_rgb (cr, 0, 0, 1);
+ cairo_paint (cr);
+
+ cairo_translate (cr, 0, (HEIGHT-png_height)/2);
+ for (i = 0; i < 4; i++) {
+ for (j = 0; j < 4; j++) {
+ cairo_pattern_t *source;
+ if ((i ^ j) & 1)
+ source = red;
+ else
+ source = png;
+ cairo_set_source (cr, source);
+ cairo_rectangle (cr, i * WIDTH/4, j * png_height/4, WIDTH/4, png_height/4);
+ cairo_fill (cr);
+ }
+ }
+
+ cairo_pattern_destroy (red);
+ cairo_pattern_destroy (png);
+
+ return CAIRO_TEST_SUCCESS;
+}
+
+CAIRO_TEST (raster_source,
+ "Check that the mime-surface embedding works",
+ "api", /* keywords */
+ NULL, /* requirements */
+ WIDTH, HEIGHT,
+ NULL, draw)