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  1. /* cairo - a vector graphics library with display and print output
  2.  *
  3.  * Copyright © 2005 Red Hat, Inc.
  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 Red Hat, Inc.
  31.  *
  32.  * Contributor(s):
  33.  *      Kristian Høgsberg <krh@redhat.com>
  34.  *      Chris Wilson <chris@chris-wilson.co.uk>
  35.  */
  36.  
  37. #ifndef CAIRO_CLIP_INLINE_H
  38. #define CAIRO_CLIP_INLINE_H
  39.  
  40. #include "cairo-clip-private.h"
  41.  
  42. static inline cairo_bool_t _cairo_clip_is_all_clipped(const cairo_clip_t *clip)
  43. {
  44.     return clip == &__cairo_clip_all;
  45. }
  46.  
  47. static inline cairo_clip_t *
  48. _cairo_clip_set_all_clipped (cairo_clip_t *clip)
  49. {
  50.     _cairo_clip_destroy (clip);
  51.     return (cairo_clip_t *) &__cairo_clip_all;
  52. }
  53.  
  54. static inline cairo_clip_t *
  55. _cairo_clip_copy_intersect_rectangle (const cairo_clip_t       *clip,
  56.                                       const cairo_rectangle_int_t *r)
  57. {
  58.     return _cairo_clip_intersect_rectangle (_cairo_clip_copy (clip), r);
  59. }
  60.  
  61. static inline cairo_clip_t *
  62. _cairo_clip_copy_intersect_clip (const cairo_clip_t *clip,
  63.                                  const cairo_clip_t *other)
  64. {
  65.     return _cairo_clip_intersect_clip (_cairo_clip_copy (clip), other);
  66. }
  67.  
  68. static inline void
  69. _cairo_clip_steal_boxes (cairo_clip_t *clip, cairo_boxes_t *boxes)
  70. {
  71.     _cairo_boxes_init_for_array (boxes, clip->boxes, clip->num_boxes);
  72.     clip->boxes = NULL;
  73.     clip->num_boxes = 0;
  74. }
  75.  
  76. static inline void
  77. _cairo_clip_unsteal_boxes (cairo_clip_t *clip, cairo_boxes_t *boxes)
  78. {
  79.     clip->boxes = boxes->chunks.base;
  80.     clip->num_boxes = boxes->num_boxes;
  81. }
  82.  
  83. #endif /* CAIRO_CLIP_INLINE_H */
  84.