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+/* cairo - a vector graphics library with display and print output
+ *
+ * Copyright © 2011 Intel Corporation
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it either under the terms of the GNU Lesser General Public
+ * License version 2.1 as published by the Free Software Foundation
+ * (the "LGPL") or, at your option, under the terms of the Mozilla
+ * Public License Version 1.1 (the "MPL"). If you do not alter this
+ * notice, a recipient may use your version of this file under either
+ * the MPL or the LGPL.
+ *
+ * You should have received a copy of the LGPL along with this library
+ * in the file COPYING-LGPL-2.1; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Suite 500, Boston, MA 02110-1335, USA
+ * You should have received a copy of the MPL along with this library
+ * in the file COPYING-MPL-1.1
+ *
+ * The contents of this file are subject to the Mozilla Public License
+ * Version 1.1 (the "License"); you may not use this file except in
+ * compliance with the License. You may obtain a copy of the License at
+ * http://www.mozilla.org/MPL/
+ *
+ * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY
+ * OF ANY KIND, either express or implied. See the LGPL or the MPL for
+ * the specific language governing rights and limitations.
+ *
+ * The Original Code is the cairo graphics library.
+ *
+ * The Initial Developer of the Original Code is Intel Corporation
+ *
+ * Contributor(s):
+ * Chris Wilson <chris@chris-wilson.co.uk>
+ */
+
+
+#include "cairoint.h"
+
+#include "test-null-compositor-surface.h"
+
+#include "cairo-compositor-private.h"
+#include "cairo-default-context-private.h"
+#include "cairo-error-private.h"
+#include "cairo-image-surface-private.h"
+#include "cairo-surface-backend-private.h"
+#include "cairo-spans-compositor-private.h"
+#include "cairo-spans-private.h"
+
+typedef struct _test_compositor_surface {
+ cairo_image_surface_t base;
+} test_compositor_surface_t;
+
+static const cairo_surface_backend_t test_compositor_surface_backend;
+
+static cairo_surface_t *
+test_compositor_surface_create (const cairo_compositor_t *compositor,
+ cairo_content_t content,
+ int width,
+ int height)
+{
+ test_compositor_surface_t *surface;
+ pixman_image_t *pixman_image;
+ pixman_format_code_t pixman_format;
+
+ switch (content) {
+ case CAIRO_CONTENT_ALPHA:
+ pixman_format = PIXMAN_a8;
+ break;
+ case CAIRO_CONTENT_COLOR:
+ pixman_format = PIXMAN_x8r8g8b8;
+ break;
+ case CAIRO_CONTENT_COLOR_ALPHA:
+ pixman_format = PIXMAN_a8r8g8b8;
+ break;
+ default:
+ return _cairo_surface_create_in_error (_cairo_error (CAIRO_STATUS_INVALID_CONTENT));
+ }
+
+ pixman_image = pixman_image_create_bits (pixman_format, width, height,
+ NULL, 0);
+ if (unlikely (pixman_image == NULL))
+ return _cairo_surface_create_in_error (_cairo_error (CAIRO_STATUS_NO_MEMORY));
+
+ surface = malloc (sizeof (test_compositor_surface_t));
+ if (unlikely (surface == NULL)) {
+ pixman_image_unref (pixman_image);
+ return _cairo_surface_create_in_error (_cairo_error (CAIRO_STATUS_NO_MEMORY));
+ }
+
+ _cairo_surface_init (&surface->base.base,
+ &test_compositor_surface_backend,
+ NULL, /* device */
+ content);
+ _cairo_image_surface_init (&surface->base, pixman_image, pixman_format);
+
+ surface->base.compositor = compositor;
+
+ return &surface->base.base;
+}
+
+static cairo_surface_t *
+test_compositor_surface_create_similar (void *abstract_surface,
+ cairo_content_t content,
+ int width,
+ int height)
+{
+ test_compositor_surface_t *surface = abstract_surface;
+
+ return test_compositor_surface_create (surface->base.compositor,
+ content, width, height);
+}
+
+static cairo_int_status_t
+test_compositor_surface_paint (void *_surface,
+ cairo_operator_t op,
+ const cairo_pattern_t *source,
+ const cairo_clip_t *clip)
+{
+ test_compositor_surface_t *surface = _surface;
+ return _cairo_compositor_paint (surface->base.compositor,
+ _surface, op, source,
+ clip);
+}
+
+static cairo_int_status_t
+test_compositor_surface_mask (void *_surface,
+ cairo_operator_t op,
+ const cairo_pattern_t *source,
+ const cairo_pattern_t *mask,
+ const cairo_clip_t *clip)
+{
+ test_compositor_surface_t *surface = _surface;
+ return _cairo_compositor_mask (surface->base.compositor,
+ _surface, op, source, mask,
+ clip);
+}
+
+static cairo_int_status_t
+test_compositor_surface_stroke (void *_surface,
+ cairo_operator_t op,
+ const cairo_pattern_t *source,
+ const cairo_path_fixed_t *path,
+ const cairo_stroke_style_t *style,
+ const cairo_matrix_t *ctm,
+ const cairo_matrix_t *ctm_inverse,
+ double tolerance,
+ cairo_antialias_t antialias,
+ const cairo_clip_t *clip)
+{
+ test_compositor_surface_t *surface = _surface;
+ return _cairo_compositor_stroke (surface->base.compositor,
+ _surface, op, source,
+ path, style, ctm, ctm_inverse,
+ tolerance, antialias,
+ clip);
+}
+
+static cairo_int_status_t
+test_compositor_surface_fill (void *_surface,
+ cairo_operator_t op,
+ const cairo_pattern_t *source,
+ const cairo_path_fixed_t *path,
+ cairo_fill_rule_t fill_rule,
+ double tolerance,
+ cairo_antialias_t antialias,
+ const cairo_clip_t *clip)
+{
+ test_compositor_surface_t *surface = _surface;
+ return _cairo_compositor_fill (surface->base.compositor,
+ _surface, op, source,
+ path, fill_rule, tolerance, antialias,
+ clip);
+}
+
+static cairo_int_status_t
+test_compositor_surface_glyphs (void *_surface,
+ cairo_operator_t op,
+ const cairo_pattern_t *source,
+ cairo_glyph_t *glyphs,
+ int num_glyphs,
+ cairo_scaled_font_t *scaled_font,
+ const cairo_clip_t *clip)
+{
+ test_compositor_surface_t *surface = _surface;
+ return _cairo_compositor_glyphs (surface->base.compositor,
+ _surface, op, source,
+ glyphs, num_glyphs, scaled_font,
+ clip);
+}
+
+static const cairo_surface_backend_t test_compositor_surface_backend = {
+ CAIRO_SURFACE_TYPE_IMAGE,
+ _cairo_image_surface_finish,
+ _cairo_default_context_create,
+
+ test_compositor_surface_create_similar,
+ NULL, /* create similar image */
+ _cairo_image_surface_map_to_image,
+ _cairo_image_surface_unmap_image,
+
+ _cairo_image_surface_source,
+ _cairo_image_surface_acquire_source_image,
+ _cairo_image_surface_release_source_image,
+ NULL, /* snapshot */
+
+ NULL, /* copy_page */
+ NULL, /* show_page */
+
+ _cairo_image_surface_get_extents,
+ _cairo_image_surface_get_font_options,
+
+ NULL, /* flush */
+ NULL, /* mark_dirty_rectangle */
+
+ test_compositor_surface_paint,
+ test_compositor_surface_mask,
+ test_compositor_surface_stroke,
+ test_compositor_surface_fill,
+ NULL, /* fill/stroke */
+ test_compositor_surface_glyphs,
+};
+
+static cairo_int_status_t
+acquire (void *abstract_dst)
+{
+ return CAIRO_STATUS_SUCCESS;
+}
+
+static cairo_int_status_t
+release (void *abstract_dst)
+{
+ return CAIRO_STATUS_SUCCESS;
+}
+
+static cairo_int_status_t
+set_clip_region (void *_surface,
+ cairo_region_t *region)
+{
+ return CAIRO_STATUS_SUCCESS;
+}
+
+static cairo_surface_t *
+pattern_to_surface (cairo_surface_t *dst,
+ const cairo_pattern_t *pattern,
+ cairo_bool_t is_mask,
+ const cairo_rectangle_int_t *extents,
+ const cairo_rectangle_int_t *sample,
+ int *src_x, int *src_y)
+{
+ return cairo_image_surface_create (CAIRO_FORMAT_ARGB32, 0, 0);
+}
+
+static cairo_int_status_t
+fill_boxes (void *_dst,
+ cairo_operator_t op,
+ const cairo_color_t *color,
+ cairo_boxes_t *boxes)
+{
+ return CAIRO_STATUS_SUCCESS;
+}
+
+static cairo_int_status_t
+draw_image_boxes (void *_dst,
+ cairo_image_surface_t *image,
+ cairo_boxes_t *boxes,
+ int dx, int dy)
+{
+ return CAIRO_STATUS_SUCCESS;
+}
+
+static cairo_int_status_t
+composite (void *_dst,
+ cairo_operator_t op,
+ cairo_surface_t *abstract_src,
+ cairo_surface_t *abstract_mask,
+ int src_x,
+ int src_y,
+ int mask_x,
+ int mask_y,
+ int dst_x,
+ int dst_y,
+ unsigned int width,
+ unsigned int height)
+{
+ return CAIRO_STATUS_SUCCESS;
+}
+
+static cairo_int_status_t
+lerp (void *_dst,
+ cairo_surface_t *abstract_src,
+ cairo_surface_t *abstract_mask,
+ int src_x,
+ int src_y,
+ int mask_x,
+ int mask_y,
+ int dst_x,
+ int dst_y,
+ unsigned int width,
+ unsigned int height)
+{
+ return CAIRO_STATUS_SUCCESS;
+}
+
+static cairo_int_status_t
+composite_boxes (void *_dst,
+ cairo_operator_t op,
+ cairo_surface_t *abstract_src,
+ cairo_surface_t *abstract_mask,
+ int src_x,
+ int src_y,
+ int mask_x,
+ int mask_y,
+ int dst_x,
+ int dst_y,
+ cairo_boxes_t *boxes,
+ const cairo_rectangle_int_t *extents)
+{
+ return CAIRO_STATUS_SUCCESS;
+}
+
+static cairo_int_status_t
+composite_traps (void *_dst,
+ cairo_operator_t op,
+ cairo_surface_t *abstract_src,
+ int src_x,
+ int src_y,
+ int dst_x,
+ int dst_y,
+ const cairo_rectangle_int_t *extents,
+ cairo_antialias_t antialias,
+ cairo_traps_t *traps)
+{
+ return CAIRO_STATUS_SUCCESS;
+}
+
+static cairo_int_status_t
+check_composite_glyphs (const cairo_composite_rectangles_t *extents,
+ cairo_scaled_font_t *scaled_font,
+ cairo_glyph_t *glyphs,
+ int *num_glyphs)
+{
+ return CAIRO_STATUS_SUCCESS;
+}
+
+static cairo_int_status_t
+composite_glyphs (void *_dst,
+ cairo_operator_t op,
+ cairo_surface_t *_src,
+ int src_x,
+ int src_y,
+ int dst_x,
+ int dst_y,
+ cairo_composite_glyphs_info_t *info)
+{
+ return CAIRO_STATUS_SUCCESS;
+}
+
+static cairo_status_t
+spans (void *abstract_renderer,
+ int y, int height,
+ const cairo_half_open_span_t *spans,
+ unsigned num_spans)
+{
+ return CAIRO_STATUS_SUCCESS;
+}
+
+static cairo_status_t
+finish_spans (void *abstract_renderer)
+{
+ return CAIRO_STATUS_SUCCESS;
+}
+
+static cairo_int_status_t
+span_renderer_init (cairo_abstract_span_renderer_t *_r,
+ const cairo_composite_rectangles_t *composite,
+ cairo_antialias_t antialias,
+ cairo_bool_t needs_clip)
+{
+ cairo_span_renderer_t *r = (cairo_span_renderer_t *)_r;
+ r->render_rows = spans;
+ r->finish = finish_spans;
+ return CAIRO_STATUS_SUCCESS;
+}
+
+static void
+span_renderer_fini (cairo_abstract_span_renderer_t *_r,
+ cairo_int_status_t status)
+{
+}
+
+static const cairo_compositor_t *
+no_fallback_compositor_get (void)
+{
+ return &__cairo_no_compositor;
+}
+
+static cairo_int_status_t
+check_composite (const cairo_composite_rectangles_t *extents)
+{
+ return CAIRO_STATUS_SUCCESS;
+}
+
+static const cairo_compositor_t *
+no_traps_compositor_get (void)
+{
+ static cairo_traps_compositor_t compositor;
+
+ if (compositor.base.delegate == NULL) {
+ _cairo_traps_compositor_init (&compositor,
+ no_fallback_compositor_get ());
+
+ compositor.acquire = acquire;
+ compositor.release = release;
+ compositor.set_clip_region = set_clip_region;
+ compositor.pattern_to_surface = pattern_to_surface;
+ compositor.draw_image_boxes = draw_image_boxes;
+ //compositor.copy_boxes = copy_boxes;
+ compositor.fill_boxes = fill_boxes;
+ compositor.check_composite = check_composite;
+ compositor.composite = composite;
+ compositor.lerp = lerp;
+ //compositor.check_composite_boxes = check_composite_boxes;
+ compositor.composite_boxes = composite_boxes;
+ //compositor.check_composite_traps = check_composite_traps;
+ compositor.composite_traps = composite_traps;
+ compositor.check_composite_glyphs = check_composite_glyphs;
+ compositor.composite_glyphs = composite_glyphs;
+ }
+
+ return &compositor.base;
+}
+
+static const cairo_compositor_t *
+no_spans_compositor_get (void)
+{
+ static cairo_spans_compositor_t compositor;
+
+ if (compositor.base.delegate == NULL) {
+ _cairo_spans_compositor_init (&compositor,
+ no_traps_compositor_get());
+
+ //compositor.acquire = acquire;
+ //compositor.release = release;
+ compositor.fill_boxes = fill_boxes;
+ //compositor.check_composite_boxes = check_composite_boxes;
+ compositor.composite_boxes = composite_boxes;
+ //compositor.check_span_renderer = check_span_renderer;
+ compositor.renderer_init = span_renderer_init;
+ compositor.renderer_fini = span_renderer_fini;
+ }
+
+ return &compositor.base;
+}
+
+cairo_surface_t *
+_cairo_test_no_fallback_compositor_surface_create (cairo_content_t content,
+ int width,
+ int height)
+{
+ return test_compositor_surface_create (no_fallback_compositor_get(),
+ content, width, height);
+}
+
+cairo_surface_t *
+_cairo_test_no_traps_compositor_surface_create (cairo_content_t content,
+ int width,
+ int height)
+{
+ return test_compositor_surface_create (no_traps_compositor_get(),
+ content, width, height);
+}
+
+cairo_surface_t *
+_cairo_test_no_spans_compositor_surface_create (cairo_content_t content,
+ int width,
+ int height)
+{
+ return test_compositor_surface_create (no_spans_compositor_get(),
+ content, width, height);
+}