scummvm/engines/director/frame.h
2021-12-26 18:48:43 +01:00

132 lines
2.9 KiB
C++

/* 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 DIRECTOR_FRAME_H
#define DIRECTOR_FRAME_H
namespace Image {
class ImageDecoder;
}
namespace Graphics {
class ManagedSurface;
struct Surface;
}
namespace Common {
class ReadStreamEndian;
}
namespace Director {
class Score;
class Sprite;
class TextCastMember;
enum {
kChannelDataSize = (25 * 50)
};
struct PaletteInfo {
int paletteId;
byte firstColor;
byte lastColor;
byte flags;
byte speed;
uint16 frameCount;
uint16 cycleCount;
uint16 cycleLength;
byte fade;
byte delay;
byte style;
byte colorCode;
PaletteInfo() {
paletteId = 0;
firstColor = lastColor = 0;
flags = 0; speed = 0;
frameCount = cycleCount = cycleLength = 0;
fade = delay = style = colorCode = 0;
}
};
struct FrameEntity {
uint16 spriteId;
Common::Rect rect;
};
class Frame {
public:
Frame(Score *score, int numChannels);
Frame(const Frame &frame);
~Frame();
Score *getScore() const { return _score; }
void readChannels(Common::ReadStreamEndian *stream, uint16 version);
void readChannel(Common::SeekableReadStreamEndian &stream, uint16 offset, uint16 size);
void executeImmediateScripts();
private:
void readPaletteInfo(Common::SeekableReadStreamEndian &stream);
void readSprite(Common::SeekableReadStreamEndian &stream, uint16 offset, uint16 size);
void readMainChannels(Common::SeekableReadStreamEndian &stream, uint16 offset, uint16 size);
Image::ImageDecoder *getImageFrom(uint16 spriteId);
Common::String readTextStream(Common::SeekableReadStreamEndian *textStream, TextCastMember *textCast);
public:
int _numChannels;
byte _channelData[kChannelDataSize];
CastMemberID _actionId;
uint16 _transDuration;
uint8 _transArea; // 1 - Whole Window, 0 - Changing Area
uint8 _transChunkSize;
TransitionType _transType;
PaletteInfo _palette;
uint8 _tempo;
CastMemberID _sound1;
uint8 _soundType1;
CastMemberID _sound2;
uint8 _soundType2;
byte _colorTempo;
byte _colorSound1;
byte _colorSound2;
byte _colorScript;
byte _colorTrans;
uint8 _skipFrameFlag;
uint8 _blend;
Common::Array<Sprite *> _sprites;
Score *_score;
DirectorEngine *_vm;
};
} // End of namespace Director
#endif