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/* ScummVM - Graphic Adventure Engine
*
* ScummVM is the legal property of its developers, whose names
* are too numerous to list here. Please refer to the COPYRIGHT
* file distributed with this source distribution.
*
* 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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*
* $URL$
* $Id$
*
*/
/*
* This code is based on Broken Sword 2.5 engine
*
* Copyright (c) Malte Thiesen, Daniel Queteschiner and Michael Elsdoerfer
*
* Licensed under GNU GPL v2
*
*/
/*
BS_PNGLoader
------------
BS_ImageLoader-Klasse zum Laden von PNG-Dateien
Autor: Malte Thiesen
*/
#ifndef SWORD25_PNGLOADER2_H
#define SWORD25_PNGLOADER2_H
// Includes
#include "sword25/kernel/common.h"
#include "sword25/gfx/image/imageloader.h"
namespace Sword25 {
// Klassendefinition
class PNGLoader : public ImageLoader {
public:
static ImageLoader *CreateInstance() {
#include "sword25/kernel/memlog_off.h"
return (ImageLoader *) new PNGLoader();
#include "sword25/kernel/memlog_on.h"
}
// Alle virtuellen Methoden von BS_ImageLoader sind hier als static-Methode implementiert, damit sie von BS_B25SLoader aufgerufen werden k�nnen.
// Die virtuellen Methoden rufen diese Methoden auf.
static bool DoIsCorrectImageFormat(const byte *FileDataPtr, uint FileSize);
static bool DoDecodeImage(const byte *FileDataPtr, uint FileSize, GraphicEngine::COLOR_FORMATS ColorFormat, byte *&UncompressedDataPtr,
int &Width, int &Height, int &Pitch);
static bool DoImageProperties(const byte *FileDataPtr, uint FileSize, GraphicEngine::COLOR_FORMATS &ColorFormat, int &Width, int &Height);
protected:
PNGLoader();
bool DecodeImage(const byte *pFileData, uint FileSize,
GraphicEngine::COLOR_FORMATS ColorFormat,
byte *&pUncompressedData,
int &Width, int &Height,
int &Pitch);
bool IsCorrectImageFormat(const byte *FileDataPtr, uint FileSize);
bool ImageProperties(const byte *FileDatePtr, uint FileSize, GraphicEngine::COLOR_FORMATS &ColorFormat, int &Width, int &Height);
};
} // End of namespace Sword25
#endif
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