cairo/src/cairo-quartz-private.h

   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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 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
  46 typedef struct cairo_quartz_surface {
  47     cairo_surface_t base;
  48
  49     CGContextRef cgContext;
  50     CGAffineTransform cgContextBaseCTM;
  51
  52     void *imageData;
  53     cairo_surface_t *imageSurfaceEquiv;
  54
  55     cairo_rectangle_int_t extents;
  56
  57     /* These are stored while drawing operations are in place, set up
  58      * by quartz_setup_source() and quartz_finish_source()
  59      */
  60     CGAffineTransform sourceTransform;
  61
  62     CGImageRef sourceImage;
  63     cairo_surface_t *sourceImageSurface;
  64     CGRect sourceImageRect;
  65
  66     CGShadingRef sourceShading;
  67     CGPatternRef sourcePattern;
  68
  69     CGInterpolationQuality oldInterpolationQuality;
  70 } cairo_quartz_surface_t;
  71
  72 typedef struct cairo_quartz_image_surface {
  73     cairo_surface_t base;
  74
  75     cairo_rectangle_int_t extents;
  76
  77     CGImageRef image;
  78     cairo_image_surface_t *imageSurface;
  79 } cairo_quartz_image_surface_t;
  80
  81 cairo_bool_t
  82 _cairo_quartz_verify_surface_size(int width, int height);
  83
  84 CGImageRef
  85 _cairo_quartz_create_cgimage (cairo_format_t format,
  86                               unsigned int width,
  87                               unsigned int height,
  88                               unsigned int stride,
  89                               void *data,
  90                               cairo_bool_t interpolate,
  91                               CGColorSpaceRef colorSpaceOverride,
  92                               CGDataProviderReleaseDataCallback releaseCallback,
  93                               void *releaseInfo);
  94
  95 CGFontRef
  96 _cairo_quartz_scaled_font_get_cg_font_ref (cairo_scaled_font_t *sfont);
  97
  98 #else
  99
 100 # error Cairo was not compiled with support for the quartz backend
 101
 102 #endif /* CAIRO_HAS_QUARTZ_SURFACE */
 103
 104 #endif /* CAIRO_QUARTZ_PRIVATE_H */