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/*
* libzvbi - Closed Caption and Teletext rendering
*
* Copyright (C) 2000, 2001, 2002, 2004 Michael H. Schimek
*
* Based on code from AleVT 1.5.1
* Copyright (C) 1998, 1999 Edgar Toernig <froese@gmx.de>
* Copyright (C) 1999 Paul Ortyl <ortylp@from.pl>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
/* $Id: exp-gfx.h,v 1.4 2005/06/28 00:57:33 mschimek Exp $ */
#ifndef __ZVBI3_EXP_GFX_H__
#define __ZVBI3_EXP_GFX_H__
#include <stdarg.h> /* va_list */
#include "macros.h"
#include "page.h" /* vbi3_page */
#include "image_format.h" /* vbi3_image_format */
VBI3_BEGIN_DECLS
/**
* @addtogroup Render
* @{
*/
extern vbi3_bool
vbi3_page_draw_teletext_region_va_list
(const vbi3_page * pg,
void * buffer,
const vbi3_image_format *format,
unsigned int x,
unsigned int y,
unsigned int column,
unsigned int row,
unsigned int n_columns,
unsigned int n_rows,
va_list export_options)
__attribute__ ((_vbi3_nonnull (1, 2, 3)));
extern vbi3_bool
vbi3_page_draw_teletext_region (const vbi3_page * pg,
void * buffer,
const vbi3_image_format *format,
unsigned int x,
unsigned int y,
unsigned int column,
unsigned int row,
unsigned int n_columns,
unsigned int n_rows,
...)
__attribute__ ((_vbi3_nonnull (1, 2, 3),
_vbi3_sentinel));
extern vbi3_bool
vbi3_page_draw_teletext_va_list (const vbi3_page * pg,
void * buffer,
const vbi3_image_format *format,
va_list export_options)
__attribute__ ((_vbi3_nonnull (1, 2, 3)));
extern vbi3_bool
vbi3_page_draw_teletext (const vbi3_page * pg,
void * buffer,
const vbi3_image_format *format,
...)
__attribute__ ((_vbi3_nonnull (1, 2, 3),
_vbi3_sentinel));
extern vbi3_bool
vbi3_page_draw_caption_region_va_list
(const vbi3_page * pg,
void * buffer,
const vbi3_image_format *format,
unsigned int x,
unsigned int y,
unsigned int column,
unsigned int row,
unsigned int n_columns,
unsigned int n_rows,
va_list export_options)
__attribute__ ((_vbi3_nonnull (1, 2, 3)));
extern vbi3_bool
vbi3_page_draw_caption_region (const vbi3_page * pg,
void * buffer,
const vbi3_image_format *format,
unsigned int x,
unsigned int y,
unsigned int column,
unsigned int row,
unsigned int n_columns,
unsigned int n_rows,
...)
__attribute__ ((_vbi3_nonnull (1, 2, 3),
_vbi3_sentinel));
extern vbi3_bool
vbi3_page_draw_caption_va_list (const vbi3_page * pg,
void * buffer,
const vbi3_image_format *format,
va_list export_options)
__attribute__ ((_vbi3_nonnull (1, 2, 3)));
extern vbi3_bool
vbi3_page_draw_caption (const vbi3_page * pg,
void * buffer,
const vbi3_image_format *format,
...)
__attribute__ ((_vbi3_nonnull (1, 2),
_vbi3_sentinel));
/** @} */
VBI3_END_DECLS
#endif /* __ZVBI3_EXP_GFX_H__ */
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