mirror of
https://github.com/libretro/scummvm.git
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136 lines
3.7 KiB
C++
136 lines
3.7 KiB
C++
/* ScummVM - Scumm Interpreter
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* Copyright (C) 2004-2005 The ScummVM project
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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*
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* $Header$
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*
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*/
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#ifndef WSAMOVIES_H
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#define WSAMOVIES_H
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#include "resource.h"
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namespace Kyra {
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// a generic movie
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class Movie {
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public:
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virtual ~Movie() { _transparency = -1; _ownPalette = 0; _frameCount = 0; }
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virtual void renderFrame(uint8* plane, uint16 planepitch, uint16 planeheight, uint16 frame) = 0;
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virtual const uint8* loadFrame(uint16 frame, uint16* width = 0, uint16* height = 0) = 0;
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virtual uint16 countFrames(void) { return _frameCount; }
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// could be deleted(not imdiantly maybe it's needed sometime)
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virtual void transparency(int16 color) { _transparency = color; }
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virtual void position(uint16 x, uint16 y) = 0;
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virtual bool hasPalette(void) { return (_ownPalette != 0); }
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virtual Palette* palette(void) { return _ownPalette; }
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virtual bool looping(void) { return false; }
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virtual uint32 frameChange(void) { return 100; }
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virtual void setImageBackground(uint8* plane, uint16 planepitch, uint16 height) {};
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protected:
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int16 _transparency;
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uint16 _frameCount;
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Palette* _ownPalette;
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};
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// movie format for Kyrandia 1
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class WSAMovieV1 : public Movie {
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public:
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WSAMovieV1(uint8* data, uint32 size, uint8 gameid);
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~WSAMovieV1();
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void renderFrame(uint8* plane, uint16 planepitch, uint16 planeheight, uint16 frame);
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const uint8* loadFrame(uint16 frame, uint16* width, uint16* height);
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void setImageBackground(uint8* plane, uint16 planepitch, uint16 height);
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void position(uint16 x, uint16 y) { _wsaHeader._xPos = x; _wsaHeader._yPos = y; }
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protected:
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uint8* _buffer;
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#pragma START_PACK_STRUCTS
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struct WSAHeader {
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uint16 _numFrames; // All right
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uint16 _width; // All right
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uint16 _height; // All right
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uint8 _xPos; // is wrong
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uint8 _yPos; // is wrong
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uint16 _delta; // is wrong
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uint16 _type; // is wrong
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} GCC_PACK _wsaHeader;
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#pragma END_PACK_STRUCTS
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uint32* _offsetTable;
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uint8* _currentFrame;
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uint16 _prefetchedFrame;
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uint8* _background; // only a pointer to the screen
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uint16 _backWidth, _backHeight;
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};
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// movie format for Kyrandia 2+
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class WSAMovieV2 : public Movie {
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public:
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WSAMovieV2(uint8* data, uint32 size);
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~WSAMovieV2();
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void renderFrame(uint8* plane, uint16 planepitch, uint16 planeheight, uint16 frame);
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const uint8* loadFrame(uint16 frame, uint16* width, uint16* height);
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void setImageBackground(uint8* plane, uint16 planepitch, uint16 height);
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void position(uint16 x, uint16 y) { _wsaHeader._xPos = x; _wsaHeader._yPos = y; }
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bool looping(void) { return _looping; }
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protected:
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uint8* _buffer;
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struct WSAHeader {
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uint16 _numFrames; // All right
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uint16 _width; // should be right
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uint16 _height; // should be right
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uint16 _xPos; // could be wrong
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uint16 _yPos; // could be wrong
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uint16 _delta; // could be wrong
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uint16 _type; // should be right
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} GCC_PACK _wsaHeader;
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uint32* _offsetTable;
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uint8* _currentFrame;
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uint16 _prefetchedFrame;
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uint8* _background; // only a pointer to the screen
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uint16 _backWidth, _backHeight;
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bool _looping;
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};
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} // end of namespace Kyra
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#endif
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