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/* ScummVM - Scumm Interpreter
* Copyright (C) 2004-2005 The ScummVM project
*
* 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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*
* $Header$
*
*/
#ifndef WSAMOVIES_H
#define WSAMOVIES_H
#include "kyra/resource.h"
namespace Kyra {
// a generic movie
class Movie {
public:
virtual ~Movie() { _transparency = -1; _ownPalette = 0; _frameCount = 0; }
virtual void renderFrame(uint8* plane, uint16 planepitch, uint16 planeheight, uint16 frame) = 0;
virtual const uint8* loadFrame(uint16 frame, uint16* width = 0, uint16* height = 0) = 0;
virtual uint16 countFrames(void) { return _frameCount; }
// could be deleted(not imdiantly maybe it's needed sometime)
virtual void transparency(int16 color) { _transparency = color; }
virtual void position(uint16 x, uint16 y) = 0;
virtual bool hasPalette(void) { return (_ownPalette != 0); }
virtual Palette* palette(void) { return _ownPalette; }
virtual bool looping(void) { return false; }
virtual uint32 frameChange(void) { return 100; }
virtual void setImageBackground(uint8* plane, uint16 planepitch, uint16 height) {};
protected:
int16 _transparency;
uint16 _frameCount;
Palette* _ownPalette;
};
// movie format for Kyrandia 1
class WSAMovieV1 : public Movie {
public:
WSAMovieV1(uint8* data, uint32 size, uint8 gameid);
~WSAMovieV1();
void renderFrame(uint8* plane, uint16 planepitch, uint16 planeheight, uint16 frame);
const uint8* loadFrame(uint16 frame, uint16* width, uint16* height);
void setImageBackground(uint8* plane, uint16 planepitch, uint16 height);
void position(uint16 x, uint16 y) { _wsaHeader._xPos = x; _wsaHeader._yPos = y; }
protected:
uint8* _buffer;
#pragma START_PACK_STRUCTS
struct WSAHeader {
uint16 _numFrames; // All right
uint16 _width; // All right
uint16 _height; // All right
uint8 _xPos; // is wrong
uint8 _yPos; // is wrong
uint16 _delta; // is wrong
uint16 _type; // is wrong
} GCC_PACK _wsaHeader;
#pragma END_PACK_STRUCTS
uint32* _offsetTable;
uint8* _currentFrame;
uint16 _prefetchedFrame;
uint8* _background; // only a pointer to the screen
uint16 _backWidth, _backHeight;
};
// movie format for Kyrandia 2+
class WSAMovieV2 : public Movie {
public:
WSAMovieV2(uint8* data, uint32 size);
~WSAMovieV2();
void renderFrame(uint8* plane, uint16 planepitch, uint16 planeheight, uint16 frame);
const uint8* loadFrame(uint16 frame, uint16* width, uint16* height);
void setImageBackground(uint8* plane, uint16 planepitch, uint16 height);
void position(uint16 x, uint16 y) { _wsaHeader._xPos = x; _wsaHeader._yPos = y; }
bool looping(void) { return _looping; }
protected:
uint8* _buffer;
struct WSAHeader {
uint16 _numFrames; // All right
uint16 _width; // should be right
uint16 _height; // should be right
uint16 _xPos; // could be wrong
uint16 _yPos; // could be wrong
uint16 _delta; // could be wrong
uint16 _type; // should be right
} GCC_PACK _wsaHeader;
uint32* _offsetTable;
uint8* _currentFrame;
uint16 _prefetchedFrame;
uint8* _background; // only a pointer to the screen
uint16 _backWidth, _backHeight;
bool _looping;
};
} // end of namespace Kyra
#endif
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