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  1. /* cairo - a vector graphics library with display and print output
  2.  *
  3.  * Copyright © 2004 Calum Robinson
  4.  * Copyright (C) 2006,2007 Mozilla Corporation
  5.  *
  6.  * This library is free software; you can redistribute it and/or
  7.  * modify it either under the terms of the GNU Lesser General Public
  8.  * License version 2.1 as published by the Free Software Foundation
  9.  * (the "LGPL") or, at your option, under the terms of the Mozilla
  10.  * Public License Version 1.1 (the "MPL"). If you do not alter this
  11.  * notice, a recipient may use your version of this file under either
  12.  * the MPL or the LGPL.
  13.  *
  14.  * You should have received a copy of the LGPL along with this library
  15.  * in the file COPYING-LGPL-2.1; if not, write to the Free Software
  16.  * Foundation, Inc., 51 Franklin Street, Suite 500, Boston, MA 02110-1335, USA
  17.  * You should have received a copy of the MPL along with this library
  18.  * in the file COPYING-MPL-1.1
  19.  *
  20.  * The contents of this file are subject to the Mozilla Public License
  21.  * Version 1.1 (the "License"); you may not use this file except in
  22.  * compliance with the License. You may obtain a copy of the License at
  23.  * http://www.mozilla.org/MPL/
  24.  *
  25.  * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY
  26.  * OF ANY KIND, either express or implied. See the LGPL or the MPL for
  27.  * the specific language governing rights and limitations.
  28.  *
  29.  * The Original Code is the cairo graphics library.
  30.  *
  31.  * The Initial Developer of the Original Code is Calum Robinson
  32.  *
  33.  * Contributor(s):
  34.  *    Calum Robinson <calumr@mac.com>
  35.  *    Vladimir Vukicevic <vladimir@mozilla.com>
  36.  */
  37.  
  38. #ifndef CAIRO_QUARTZ_PRIVATE_H
  39. #define CAIRO_QUARTZ_PRIVATE_H
  40.  
  41. #include "cairoint.h"
  42.  
  43. #if CAIRO_HAS_QUARTZ_SURFACE
  44. #include "cairo-quartz.h"
  45. #include "cairo-surface-clipper-private.h"
  46.  
  47. #ifdef CGFLOAT_DEFINED
  48. typedef CGFloat cairo_quartz_float_t;
  49. #else
  50. typedef float cairo_quartz_float_t;
  51. #endif
  52.  
  53. typedef enum {
  54.     DO_DIRECT,
  55.     DO_SHADING,
  56.     DO_IMAGE,
  57.     DO_TILED_IMAGE
  58. } cairo_quartz_action_t;
  59.  
  60. typedef struct cairo_quartz_surface {
  61.     cairo_surface_t base;
  62.  
  63.     CGContextRef cgContext;
  64.     CGAffineTransform cgContextBaseCTM;
  65.  
  66.     void *imageData;
  67.     cairo_surface_t *imageSurfaceEquiv;
  68.  
  69.     cairo_surface_clipper_t clipper;
  70.     cairo_rectangle_int_t extents;
  71.     cairo_rectangle_int_t virtual_extents;
  72. } cairo_quartz_surface_t;
  73.  
  74. typedef struct cairo_quartz_image_surface {
  75.     cairo_surface_t base;
  76.  
  77.     int width, height;
  78.  
  79.     CGImageRef image;
  80.     cairo_image_surface_t *imageSurface;
  81. } cairo_quartz_image_surface_t;
  82.  
  83. cairo_private cairo_bool_t
  84. _cairo_quartz_verify_surface_size(int width, int height);
  85.  
  86. cairo_private CGImageRef
  87. CairoQuartzCreateCGImage (cairo_format_t format,
  88.                               unsigned int width,
  89.                               unsigned int height,
  90.                               unsigned int stride,
  91.                               void *data,
  92.                               cairo_bool_t interpolate,
  93.                               CGColorSpaceRef colorSpaceOverride,
  94.                               CGDataProviderReleaseDataCallback releaseCallback,
  95.                               void *releaseInfo);
  96.  
  97. cairo_private CGFontRef
  98. _cairo_quartz_scaled_font_get_cg_font_ref (cairo_scaled_font_t *sfont);
  99.  
  100. #else
  101.  
  102. # error Cairo was not compiled with support for the quartz backend
  103.  
  104. #endif /* CAIRO_HAS_QUARTZ_SURFACE */
  105.  
  106. #endif /* CAIRO_QUARTZ_PRIVATE_H */
  107.