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+/* cairo - a vector graphics library with display and print output
+ *
+ * Copyright © 2002 University of Southern California
+ * Copyright © 2005 Red Hat, Inc.
+ *
+ * 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):
+ * Carl D. Worth <cworth@cworth.org>
+ */
+
+#ifndef CAIRO_SURFACE_BACKEND_PRIVATE_H
+#define CAIRO_SURFACE_BACKEND_PRIVATE_H
+
+#include "cairo-compiler-private.h"
+#include "cairo-error-private.h"
+
+CAIRO_BEGIN_DECLS
+
+struct _cairo_surface_backend {
+ cairo_surface_type_t type;
+
+ cairo_warn cairo_status_t
+ (*finish) (void *surface);
+
+ cairo_t *
+ (*create_context) (void *surface);
+
+ cairo_surface_t *
+ (*create_similar) (void *surface,
+ cairo_content_t content,
+ int width,
+ int height);
+ cairo_surface_t *
+ (*create_similar_image) (void *surface,
+ cairo_format_t format,
+ int width,
+ int height);
+
+ cairo_image_surface_t *
+ (*map_to_image) (void *surface,
+ const cairo_rectangle_int_t *extents);
+ cairo_int_status_t
+ (*unmap_image) (void *surface,
+ cairo_image_surface_t *image);
+
+ cairo_surface_t *
+ (*source) (void *abstract_surface,
+ cairo_rectangle_int_t *extents);
+
+ cairo_warn cairo_status_t
+ (*acquire_source_image) (void *abstract_surface,
+ cairo_image_surface_t **image_out,
+ void **image_extra);
+
+ cairo_warn void
+ (*release_source_image) (void *abstract_surface,
+ cairo_image_surface_t *image_out,
+ void *image_extra);
+
+ cairo_surface_t *
+ (*snapshot) (void *surface);
+
+ cairo_warn cairo_int_status_t
+ (*copy_page) (void *surface);
+
+ cairo_warn cairo_int_status_t
+ (*show_page) (void *surface);
+
+ /* Get the extents of the current surface. For many surface types
+ * this will be as simple as { x=0, y=0, width=surface->width,
+ * height=surface->height}.
+ *
+ * If this function is not implemented, or if it returns
+ * FALSE the surface is considered to be
+ * boundless and infinite bounds are used for it.
+ */
+ cairo_bool_t
+ (*get_extents) (void *surface,
+ cairo_rectangle_int_t *extents);
+
+ void
+ (*get_font_options) (void *surface,
+ cairo_font_options_t *options);
+
+ cairo_warn cairo_status_t
+ (*flush) (void *surface,
+ unsigned flags);
+
+ cairo_warn cairo_status_t
+ (*mark_dirty_rectangle) (void *surface,
+ int x,
+ int y,
+ int width,
+ int height);
+
+ cairo_warn cairo_int_status_t
+ (*paint) (void *surface,
+ cairo_operator_t op,
+ const cairo_pattern_t *source,
+ const cairo_clip_t *clip);
+
+ cairo_warn cairo_int_status_t
+ (*mask) (void *surface,
+ cairo_operator_t op,
+ const cairo_pattern_t *source,
+ const cairo_pattern_t *mask,
+ const cairo_clip_t *clip);
+
+ cairo_warn cairo_int_status_t
+ (*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);
+
+ cairo_warn cairo_int_status_t
+ (*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);
+
+ cairo_warn cairo_int_status_t
+ (*fill_stroke) (void *surface,
+ cairo_operator_t fill_op,
+ const cairo_pattern_t *fill_source,
+ cairo_fill_rule_t fill_rule,
+ double fill_tolerance,
+ cairo_antialias_t fill_antialias,
+ const cairo_path_fixed_t*path,
+ cairo_operator_t stroke_op,
+ const cairo_pattern_t *stroke_source,
+ const cairo_stroke_style_t *stroke_style,
+ const cairo_matrix_t *stroke_ctm,
+ const cairo_matrix_t *stroke_ctm_inverse,
+ double stroke_tolerance,
+ cairo_antialias_t stroke_antialias,
+ const cairo_clip_t *clip);
+
+ cairo_warn cairo_int_status_t
+ (*show_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);
+
+ cairo_bool_t
+ (*has_show_text_glyphs) (void *surface);
+
+ cairo_warn cairo_int_status_t
+ (*show_text_glyphs) (void *surface,
+ cairo_operator_t op,
+ const cairo_pattern_t *source,
+ const char *utf8,
+ int utf8_len,
+ cairo_glyph_t *glyphs,
+ int num_glyphs,
+ const cairo_text_cluster_t *clusters,
+ int num_clusters,
+ cairo_text_cluster_flags_t cluster_flags,
+ cairo_scaled_font_t *scaled_font,
+ const cairo_clip_t *clip);
+
+ const char **
+ (*get_supported_mime_types) (void *surface);
+};
+
+cairo_private cairo_status_t
+_cairo_surface_default_acquire_source_image (void *surface,
+ cairo_image_surface_t **image_out,
+ void **image_extra);
+
+cairo_private void
+_cairo_surface_default_release_source_image (void *surface,
+ cairo_image_surface_t *image,
+ void *image_extra);
+
+cairo_private cairo_surface_t *
+_cairo_surface_default_source (void *surface,
+ cairo_rectangle_int_t *extents);
+
+CAIRO_END_DECLS
+
+#endif /* CAIRO_SURFACE_BACKEND_PRIVATE_H */