source/libs/cairo/cairo-src/src/cairo-device-private.h

   1 /* Cairo - a vector graphics library with display and print output
   2  *
   3  * Copyright © 2009 Intel Corporation
   4  *
   5  * This library is free software; you can redistribute it and/or
   6  * modify it either under the terms of the GNU Lesser General Public
   7  * License version 2.1 as published by the Free Software Foundation
   8  * (the "LGPL") or, at your option, under the terms of the Mozilla
   9  * Public License Version 1.1 (the "MPL"). If you do not alter this
  10  * notice, a recipient may use your version of this file under either
  11  * the MPL or the LGPL.
  12  *
  13  * You should have received a copy of the LGPL along with this library
  14  * in the file COPYING-LGPL-2.1; if not, write to the Free Software
  15  * Foundation, Inc., 51 Franklin Street, Suite 500, Boston, MA 02110-1335, USA
  16  * You should have received a copy of the MPL along with this library
  17  * in the file COPYING-MPL-1.1
  18  *
  19  * The contents of this file are subject to the Mozilla Public License
  20  * Version 1.1 (the "License"); you may not use this file except in
  21  * compliance with the License. You may obtain a copy of the License at
  22  * http://www.mozilla.org/MPL/
  23  *
  24  * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY
  25  * OF ANY KIND, either express or implied. See the LGPL or the MPL for
  26  * the specific language governing rights and limitations.
  27  *
  28  * The Original Code is the cairo graphics library.
  29  *
  30  * The Initial Developer of the Original Code is Intel Corporation.
  31  *
  32  * Contributors(s):
  33  *      Chris Wilson <chris@chris-wilson.co.uk>
  34  */
  35
  36 #ifndef _CAIRO_DEVICE_PRIVATE_H_
  37 #define _CAIRO_DEVICE_PRIVATE_H_
  38
  39 #include "cairo-compiler-private.h"
  40 #include "cairo-mutex-private.h"
  41 #include "cairo-reference-count-private.h"
  42 #include "cairo-types-private.h"
  43
  44 struct _cairo_device {
  45     cairo_reference_count_t ref_count;
  46     cairo_status_t status;
  47     cairo_user_data_array_t user_data;
  48
  49     const cairo_device_backend_t *backend;
  50
  51     cairo_recursive_mutex_t mutex;
  52     unsigned mutex_depth;
  53
  54     cairo_bool_t finished;
  55 };
  56
  57 struct _cairo_device_backend {
  58     cairo_device_type_t type;
  59
  60     void (*lock) (void *device);
  61     void (*unlock) (void *device);
  62
  63     cairo_warn cairo_status_t (*flush) (void *device);
  64     void (*finish) (void *device);
  65     void (*destroy) (void *device);
  66 };
  67
  68 cairo_private cairo_device_t *
  69 _cairo_device_create_in_error (cairo_status_t status);
  70
  71 cairo_private void
  72 _cairo_device_init (cairo_device_t *device,
  73                     const cairo_device_backend_t *backend);
  74
  75 cairo_private cairo_status_t
  76 _cairo_device_set_error (cairo_device_t *device,
  77                          cairo_status_t error);
  78
  79 slim_hidden_proto_no_warn (cairo_device_reference);
  80 slim_hidden_proto (cairo_device_acquire);
  81 slim_hidden_proto (cairo_device_release);
  82 slim_hidden_proto (cairo_device_flush);
  83 slim_hidden_proto (cairo_device_finish);
  84 slim_hidden_proto (cairo_device_destroy);
  85
  86 #endif /* _CAIRO_DEVICE_PRIVATE_H_ */