Subversion Repositories Kolibri OS

Rev

Blame | Last modification | View Log | RSS feed

  1. /* -*- Mode: c; tab-width: 8; c-basic-offset: 4; indent-tabs-mode: t; -*- */
  2. /* cairo - a vector graphics library with display and print output
  3.  *
  4.  * Copyright © 2011 Intel 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 University of Southern
  32.  * California.
  33.  *
  34.  * Contributor(s):
  35.  *      Chris Wilson <chris@chris-wilson.co.uk>
  36.  */
  37.  
  38. #ifndef CAIRO_SPANS_COMPOSITOR_PRIVATE_H
  39. #define CAIRO_SPANS_COMPOSITOR_PRIVATE_H
  40.  
  41. #include "cairo-compositor-private.h"
  42. #include "cairo-types-private.h"
  43. #include "cairo-spans-private.h"
  44.  
  45. CAIRO_BEGIN_DECLS
  46.  
  47. typedef struct _cairo_abstract_span_renderer {
  48.     cairo_span_renderer_t base;
  49.     char data[4096];
  50. } cairo_abstract_span_renderer_t;
  51.  
  52. struct cairo_spans_compositor {
  53.     cairo_compositor_t base;
  54.  
  55.     unsigned int flags;
  56. #define CAIRO_SPANS_COMPOSITOR_HAS_LERP 0x1
  57.  
  58.     /* pixel-aligned fast paths */
  59.     cairo_int_status_t (*fill_boxes)    (void                   *surface,
  60.                                          cairo_operator_t        op,
  61.                                          const cairo_color_t    *color,
  62.                                          cairo_boxes_t          *boxes);
  63.  
  64.     cairo_int_status_t (*draw_image_boxes) (void *surface,
  65.                                             cairo_image_surface_t *image,
  66.                                             cairo_boxes_t *boxes,
  67.                                             int dx, int dy);
  68.  
  69.     cairo_int_status_t (*copy_boxes) (void *surface,
  70.                                       cairo_surface_t *src,
  71.                                       cairo_boxes_t *boxes,
  72.                                       const cairo_rectangle_int_t *extents,
  73.                                       int dx, int dy);
  74.  
  75.     cairo_surface_t * (*pattern_to_surface) (cairo_surface_t *dst,
  76.                                              const cairo_pattern_t *pattern,
  77.                                              cairo_bool_t is_mask,
  78.                                              const cairo_rectangle_int_t *extents,
  79.                                              const cairo_rectangle_int_t *sample,
  80.                                              int *src_x, int *src_y);
  81.  
  82.     cairo_int_status_t (*composite_boxes) (void                 *surface,
  83.                                            cairo_operator_t      op,
  84.                                            cairo_surface_t      *source,
  85.                                            cairo_surface_t      *mask,
  86.                                            int                   src_x,
  87.                                            int                   src_y,
  88.                                            int                   mask_x,
  89.                                            int                   mask_y,
  90.                                            int                   dst_x,
  91.                                            int                   dst_y,
  92.                                            cairo_boxes_t                *boxes,
  93.                                            const cairo_rectangle_int_t  *extents);
  94.  
  95.     /* general shape masks using a span renderer */
  96.     cairo_int_status_t (*renderer_init) (cairo_abstract_span_renderer_t *renderer,
  97.                                          const cairo_composite_rectangles_t *extents,
  98.                                          cairo_antialias_t antialias,
  99.                                          cairo_bool_t    needs_clip);
  100.  
  101.     void (*renderer_fini) (cairo_abstract_span_renderer_t *renderer,
  102.                            cairo_int_status_t status);
  103. };
  104.  
  105. cairo_private void
  106. _cairo_spans_compositor_init (cairo_spans_compositor_t *compositor,
  107.                               const cairo_compositor_t  *delegate);
  108.  
  109. CAIRO_END_DECLS
  110.  
  111. #endif /* CAIRO_SPANS_COMPOSITOR_PRIVATE_H */
  112.