0,0 → 1,123 |
/* cairo - a vector graphics library with display and print output |
* |
* Copyright © 2009 Intel Corporation |
* |
* This library is free software; you can redistribute it and/or |
* modify it either under the terms of the GNU Lesser General Public |
* License version 2.1 as published by the Free Software Foundation |
* (the "LGPL") or, at your option, under the terms of the Mozilla |
* Public License Version 1.1 (the "MPL"). If you do not alter this |
* notice, a recipient may use your version of this file under either |
* the MPL or the LGPL. |
* |
* You should have received a copy of the LGPL along with this library |
* in the file COPYING-LGPL-2.1; if not, write to the Free Software |
* Foundation, Inc., 51 Franklin Street, Suite 500, Boston, MA 02110-1335, USA |
* You should have received a copy of the MPL along with this library |
* in the file COPYING-MPL-1.1 |
* |
* The contents of this file are subject to the Mozilla Public License |
* Version 1.1 (the "License"); you may not use this file except in |
* compliance with the License. You may obtain a copy of the License at |
* http://www.mozilla.org/MPL/ |
* |
* This software is distributed on an "AS IS" basis, WITHOUT WARRANTY |
* OF ANY KIND, either express or implied. See the LGPL or the MPL for |
* the specific language governing rights and limitations. |
* |
* The Original Code is the cairo graphics library. |
* |
* Contributor(s): |
* Chris Wilson <chris@chris-wilson.co.uk> |
*/ |
|
#ifndef CAIRO_BOXES_H |
#define CAIRO_BOXES_H |
|
#include "cairo-types-private.h" |
#include "cairo-compiler-private.h" |
|
#include <stdio.h> |
#include <stdlib.h> |
|
struct _cairo_boxes_t { |
cairo_status_t status; |
|
cairo_box_t limit; |
const cairo_box_t *limits; |
int num_limits; |
|
int num_boxes; |
|
unsigned int is_pixel_aligned; |
|
struct _cairo_boxes_chunk { |
struct _cairo_boxes_chunk *next; |
cairo_box_t *base; |
int count; |
int size; |
} chunks, *tail; |
cairo_box_t boxes_embedded[32]; |
}; |
|
cairo_private void |
_cairo_boxes_init (cairo_boxes_t *boxes); |
|
cairo_private void |
_cairo_boxes_init_with_clip (cairo_boxes_t *boxes, |
cairo_clip_t *clip); |
|
cairo_private void |
_cairo_boxes_init_for_array (cairo_boxes_t *boxes, |
cairo_box_t *array, |
int num_boxes); |
|
cairo_private void |
_cairo_boxes_init_from_rectangle (cairo_boxes_t *boxes, |
int x, int y, int w, int h); |
|
cairo_private void |
_cairo_boxes_limit (cairo_boxes_t *boxes, |
const cairo_box_t *limits, |
int num_limits); |
|
cairo_private cairo_status_t |
_cairo_boxes_add (cairo_boxes_t *boxes, |
cairo_antialias_t antialias, |
const cairo_box_t *box); |
|
cairo_private void |
_cairo_boxes_extents (const cairo_boxes_t *boxes, |
cairo_box_t *box); |
|
cairo_private cairo_box_t * |
_cairo_boxes_to_array (const cairo_boxes_t *boxes, |
int *num_boxes, |
cairo_bool_t force_allocation); |
|
cairo_private cairo_status_t |
_cairo_boxes_intersect (const cairo_boxes_t *a, |
const cairo_boxes_t *b, |
cairo_boxes_t *out); |
|
cairo_private void |
_cairo_boxes_clear (cairo_boxes_t *boxes); |
|
cairo_private_no_warn cairo_bool_t |
_cairo_boxes_for_each_box (cairo_boxes_t *boxes, |
cairo_bool_t (*func) (cairo_box_t *box, void *data), |
void *data); |
|
cairo_private cairo_status_t |
_cairo_rasterise_polygon_to_boxes (cairo_polygon_t *polygon, |
cairo_fill_rule_t fill_rule, |
cairo_boxes_t *boxes); |
|
cairo_private void |
_cairo_boxes_fini (cairo_boxes_t *boxes); |
|
cairo_private void |
_cairo_debug_print_boxes (FILE *stream, |
const cairo_boxes_t *boxes); |
|
#endif /* CAIRO_BOXES_H */ |