forked from KolibriOS/kolibrios
105 lines
3.5 KiB
C
105 lines
3.5 KiB
C
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/* cairo - a vector graphics library with display and print output
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*
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* Copyright © 2002 University of Southern California
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* Copyright © 2005 Red Hat, Inc.
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*
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* This library is free software; you can redistribute it and/or
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* modify it either under the terms of the GNU Lesser General Public
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* License version 2.1 as published by the Free Software Foundation
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* (the "LGPL") or, at your option, under the terms of the Mozilla
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* Public License Version 1.1 (the "MPL"). If you do not alter this
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* notice, a recipient may use your version of this file under either
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* the MPL or the LGPL.
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*
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* You should have received a copy of the LGPL along with this library
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* in the file COPYING-LGPL-2.1; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Suite 500, Boston, MA 02110-1335, USA
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* You should have received a copy of the MPL along with this library
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* in the file COPYING-MPL-1.1
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*
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* The contents of this file are subject to the Mozilla Public License
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* Version 1.1 (the "License"); you may not use this file except in
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* compliance with the License. You may obtain a copy of the License at
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* http://www.mozilla.org/MPL/
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*
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* This software is distributed on an "AS IS" basis, WITHOUT WARRANTY
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* OF ANY KIND, either express or implied. See the LGPL or the MPL for
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* the specific language governing rights and limitations.
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*
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* The Original Code is the cairo graphics library.
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*
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* The Initial Developer of the Original Code is University of Southern
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* California.
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*
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* Contributor(s):
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* Carl D. Worth <cworth@cworth.org>
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*/
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#ifndef CAIRO_SURFACE_PRIVATE_H
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#define CAIRO_SURFACE_PRIVATE_H
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#include "cairo.h"
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#include "cairo-types-private.h"
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#include "cairo-list-private.h"
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#include "cairo-reference-count-private.h"
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#include "cairo-clip-private.h"
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typedef void (*cairo_surface_func_t) (cairo_surface_t *);
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struct _cairo_surface {
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const cairo_surface_backend_t *backend;
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cairo_device_t *device;
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/* We allow surfaces to override the backend->type by shoving something
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* else into surface->type. This is for "wrapper" surfaces that want to
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* hide their internal type from the user-level API. */
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cairo_surface_type_t type;
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cairo_content_t content;
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cairo_reference_count_t ref_count;
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cairo_status_t status;
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unsigned int unique_id;
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unsigned finished : 1;
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unsigned is_clear : 1;
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unsigned has_font_options : 1;
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unsigned owns_device : 1;
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cairo_user_data_array_t user_data;
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cairo_user_data_array_t mime_data;
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cairo_matrix_t device_transform;
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cairo_matrix_t device_transform_inverse;
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cairo_list_t device_transform_observers;
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/* The actual resolution of the device, in dots per inch. */
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double x_resolution;
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double y_resolution;
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/* The resolution that should be used when generating image-based
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* fallback; generally only used by the analysis/paginated
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* surfaces
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*/
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double x_fallback_resolution;
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double y_fallback_resolution;
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/* A "snapshot" surface is immutable. See _cairo_surface_snapshot. */
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cairo_surface_t *snapshot_of;
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cairo_surface_func_t snapshot_detach;
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/* current snapshots of this surface*/
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cairo_list_t snapshots;
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/* place upon snapshot list */
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cairo_list_t snapshot;
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/*
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* Surface font options, falling back to backend's default options,
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* and set using _cairo_surface_set_font_options(), and propagated by
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* cairo_surface_create_similar().
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*/
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cairo_font_options_t font_options;
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};
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#endif /* CAIRO_SURFACE_PRIVATE_H */
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