movies.h

/* 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 3 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, see <http://www.gnu.org/licenses/>.
 *
 */

#ifndef TWINE_FLAMOVIES_H
#define TWINE_FLAMOVIES_H

#include "common/memstream.h"
#include "common/scummsys.h"
#include "common/file.h"

namespace TwinE {

#define FLASCREEN_WIDTH 320

#define FLASCREEN_HEIGHT 200

struct FLAHeaderStruct {
    int8 version[5] {0};
    int32 numOfFrames = 0;
    int16 speed = 0;
    int16 xsize = 0;
    int16 ysize = 0;
};

struct FLAFrameDataStruct {
    int16 nbFrames = 0;
    int32 offsetNextFrame = 0;
};

class TwinEEngine;

class Movies {
private:
    TwinEEngine *_engine;

    Common::File _file;

    int32 _fadeOut = 0;
    int32 _fadeOutFrames = 0;
    bool _flaPaletteVar = false;

    uint8 _flaBuffer[FLASCREEN_WIDTH * FLASCREEN_HEIGHT] {0};

    int32 _samplesInFla = 0;
    FLAHeaderStruct _flaHeaderData;
    FLAFrameDataStruct _frameData;

    void drawKeyFrame(Common::MemoryReadStream &stream, int32 width, int32 height);
    void drawDeltaFrame(Common::MemoryReadStream &stream, int32 width);
    void scaleFla2x();
    void processFrame();

    void prepareGIF(int index);
    void playGIFMovie(const char *flaName);

    bool playSmkMovie(const char *name, int index);

public:
    Movies(TwinEEngine *engine);

    bool playMovie(const char *name);
};

} // namespace TwinE

#endif