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+/* -*- Mode: c; tab-width: 8; c-basic-offset: 4; indent-tabs-mode: t; -*- */
+/* 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 University of Southern
+ * California.
+ *
+ * Contributor(s):
+ * Chris Wilson <chris@chris-wilson.co.uk>
+ */
+
+#ifndef CAIRO_SPANS_COMPOSITOR_PRIVATE_H
+#define CAIRO_SPANS_COMPOSITOR_PRIVATE_H
+
+#include "cairo-compositor-private.h"
+#include "cairo-types-private.h"
+#include "cairo-spans-private.h"
+
+CAIRO_BEGIN_DECLS
+
+typedef struct _cairo_abstract_span_renderer {
+ cairo_span_renderer_t base;
+ char data[4096];
+} cairo_abstract_span_renderer_t;
+
+struct cairo_spans_compositor {
+ cairo_compositor_t base;
+
+ unsigned int flags;
+#define CAIRO_SPANS_COMPOSITOR_HAS_LERP 0x1
+
+ /* pixel-aligned fast paths */
+ cairo_int_status_t (*fill_boxes) (void *surface,
+ cairo_operator_t op,
+ const cairo_color_t *color,
+ cairo_boxes_t *boxes);
+
+ cairo_int_status_t (*draw_image_boxes) (void *surface,
+ cairo_image_surface_t *image,
+ cairo_boxes_t *boxes,
+ int dx, int dy);
+
+ cairo_int_status_t (*copy_boxes) (void *surface,
+ cairo_surface_t *src,
+ cairo_boxes_t *boxes,
+ const cairo_rectangle_int_t *extents,
+ int dx, int dy);
+
+ 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);
+
+ cairo_int_status_t (*composite_boxes) (void *surface,
+ cairo_operator_t op,
+ cairo_surface_t *source,
+ cairo_surface_t *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);
+
+ /* general shape masks using a span renderer */
+ cairo_int_status_t (*renderer_init) (cairo_abstract_span_renderer_t *renderer,
+ const cairo_composite_rectangles_t *extents,
+ cairo_antialias_t antialias,
+ cairo_bool_t needs_clip);
+
+ void (*renderer_fini) (cairo_abstract_span_renderer_t *renderer,
+ cairo_int_status_t status);
+};
+
+cairo_private void
+_cairo_spans_compositor_init (cairo_spans_compositor_t *compositor,
+ const cairo_compositor_t *delegate);
+
+CAIRO_END_DECLS
+
+#endif /* CAIRO_SPANS_COMPOSITOR_PRIVATE_H */