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104 lines
2.4 KiB
C++
104 lines
2.4 KiB
C++
/* ScummVM - Graphic Adventure Engine
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*
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* ScummVM is the legal property of its developers, whose names
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* are too numerous to list here. Please refer to the COPYRIGHT
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* file distributed with this source distribution.
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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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*
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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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*
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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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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*
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*/
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/*
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* This code is based on Labyrinth of Time code with assistance of
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*
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* Copyright (c) 1993 Terra Nova Development
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* Copyright (c) 2004 The Wyrmkeep Entertainment Co.
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*
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*/
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#ifndef LAB_ANIM_H
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#define LAB_ANIM_H
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namespace Lab {
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class LabEngine;
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#define CONTINUOUS 0xFFFF
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struct DIFFHeader {
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uint16 _width;
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uint16 _height;
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char _fps;
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uint32 _flags;
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};
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class Anim {
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private:
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LabEngine *_vm;
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uint32 _lastBlockHeader;
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uint16 _numChunks;
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uint32 _delayMicros;
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bool _continuous;
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bool _isPlaying;
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bool _isAnim;
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bool _isPal;
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bool _donePal;
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uint16 _frameNum;
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bool _playOnce;
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Common::File *_diffFile;
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uint32 _diffFileStart;
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uint32 _size;
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bool _stopPlayingEnd;
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uint16 _sampleSpeed;
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byte *_outputBuffer;
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DIFFHeader _headerdata;
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public:
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Anim(LabEngine *vm);
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~Anim();
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char _diffPalette[256 * 3];
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bool _waitForEffect; // Wait for each sound effect to finish before continuing.
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bool _doBlack; // Black the screen before new picture
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bool _noPalChange; // Don't change the palette.
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byte *_scrollScreenBuffer;
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/**
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* Reads in a DIFF file.
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*/
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void setOutputBuffer(byte *memoryBuffer); // nullptr for output to screen
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void readDiff(Common::File *diffFile, bool playOnce, bool onlyDiffData);
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void diffNextFrame(bool onlyDiffData = false);
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/**
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* Stops an animation from running.
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*/
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void stopDiff();
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/**
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* Stops an animation from running.
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*/
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void stopDiffEnd();
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uint16 getDIFFHeight();
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bool isPlaying() const { return _isPlaying; }
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};
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} // End of namespace Lab
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#endif // LAB_ANIM_H
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