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/* 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 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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*
*/
#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 TextCast;
enum {
kChannelDataSize = (25 * 50)
};
struct PaletteInfo {
uint8 firstColor;
uint8 lastColor;
uint8 flags;
uint8 speed;
uint16 frameCount;
uint16 cycleCount;
};
struct FrameEntity {
uint16 spriteId;
Common::Rect rect;
};
class Frame {
public:
Frame(DirectorEngine *vm);
Frame(const Frame &frame);
~Frame();
void readChannels(Common::ReadStreamEndian *stream);
void readChannel(Common::SeekableSubReadStreamEndian &stream, uint16 offset, uint16 size);
void prepareFrame(Score *score);
uint16 getSpriteIDFromPos(Common::Point pos);
bool checkSpriteIntersection(uint16 spriteId, Common::Point pos);
Common::Rect *getSpriteRect(uint16 spriteId);
void executeImmediateScripts();
private:
void playTransition(Score *score);
void playSoundChannel();
void renderSprites(Graphics::ManagedSurface &surface, bool renderTrail);
void renderText(Graphics::ManagedSurface &surface, uint16 spriteId, Common::Rect *textSize);
void renderShape(Graphics::ManagedSurface &surface, uint16 spriteId);
void renderButton(Graphics::ManagedSurface &surface, uint16 spriteId);
void readPaletteInfo(Common::SeekableSubReadStreamEndian &stream);
void readSprite(Common::SeekableSubReadStreamEndian &stream, uint16 offset, uint16 size);
void readMainChannels(Common::SeekableSubReadStreamEndian &stream, uint16 offset, uint16 size);
Image::ImageDecoder *getImageFrom(uint16 spriteId);
Common::String readTextStream(Common::SeekableSubReadStreamEndian *textStream, TextCast *textCast);
void drawBackgndTransSprite(Graphics::ManagedSurface &target, const Graphics::Surface &sprite, Common::Rect &drawRect);
void drawMatteSprite(Graphics::ManagedSurface &target, const Graphics::Surface &sprite, Common::Rect &drawRect);
void drawGhostSprite(Graphics::ManagedSurface &target, const Graphics::Surface &sprite, Common::Rect &drawRect);
void drawReverseSprite(Graphics::ManagedSurface &target, const Graphics::Surface &sprite, Common::Rect &drawRect);
void inkBasedBlit(Graphics::ManagedSurface &targetSurface, const Graphics::Surface &spriteSurface, InkType ink, Common::Rect drawRect);
void addDrawRect(uint16 entityId, Common::Rect &rect);
public:
byte _channelData[kChannelDataSize];
uint8 _actionId;
uint8 _transDuration;
uint8 _transArea; // 1 - Whole Stage, 0 - Changing Area
uint8 _transChunkSize;
TransitionType _transType;
PaletteInfo *_palette;
uint8 _tempo;
uint16 _sound1;
uint8 _soundType1;
uint16 _sound2;
uint8 _soundType2;
uint8 _skipFrameFlag;
uint8 _blend;
Common::Array<Sprite *> _sprites;
Common::Array<FrameEntity *> _drawRects;
DirectorEngine *_vm;
};
} // End of namespace Director
#endif
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