0,0 → 1,100 |
/* -*- Mode: c; tab-width: 8; c-basic-offset: 4; indent-tabs-mode: t; -*- */ |
/* cairo - a vector graphics library with display and print output |
* |
* Copyright © 2009 Adrian Johnson |
* |
* 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. |
* |
* The Initial Developer of the Original Code is Adrian Johnson. |
* |
* Contributor(s): |
* Adrian Johnson <ajohnson@redneon.com> |
*/ |
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#ifndef CAIRO_PDF_SHADING_H |
#define CAIRO_PDF_SHADING_H |
|
#include "cairo-compiler-private.h" |
#include "cairo-types-private.h" |
#include "cairo-pattern-private.h" |
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typedef struct _cairo_pdf_shading { |
int shading_type; |
int bits_per_coordinate; |
int bits_per_component; |
int bits_per_flag; |
double *decode_array; |
int decode_array_length; |
unsigned char *data; |
unsigned long data_length; |
} cairo_pdf_shading_t; |
|
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/** |
* _cairo_pdf_shading_init_color: |
* @shading: a #cairo_pdf_shading_t to initialize |
* @pattern: the #cairo_mesh_pattern_t to initialize from |
* |
* Generate the PDF shading dictionary data for the a PDF type 7 |
* shading from RGB part of the specified mesh pattern. |
* |
* Return value: %CAIRO_STATUS_SUCCESS if successful, possible errors |
* include %CAIRO_STATUS_NO_MEMORY. |
**/ |
cairo_private cairo_status_t |
_cairo_pdf_shading_init_color (cairo_pdf_shading_t *shading, |
const cairo_mesh_pattern_t *pattern); |
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/** |
* _cairo_pdf_shading_init_alpha: |
* @shading: a #cairo_pdf_shading_t to initialize |
* @pattern: the #cairo_mesh_pattern_t to initialize from |
* |
* Generate the PDF shading dictionary data for a PDF type 7 |
* shading from alpha part of the specified mesh pattern. |
* |
* Return value: %CAIRO_STATUS_SUCCESS if successful, possible errors |
* include %CAIRO_STATUS_NO_MEMORY. |
**/ |
cairo_private cairo_status_t |
_cairo_pdf_shading_init_alpha (cairo_pdf_shading_t *shading, |
const cairo_mesh_pattern_t *pattern); |
|
/** |
* _cairo_pdf_shading_fini: |
* @shading: a #cairo_pdf_shading_t |
* |
* Free all resources associated with @shading. After this call, |
* @shading should not be used again without a subsequent call to |
* _cairo_pdf_shading_init() again first. |
**/ |
cairo_private void |
_cairo_pdf_shading_fini (cairo_pdf_shading_t *shading); |
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#endif /* CAIRO_PDF_SHADING_H */ |