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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 GNAP_GAMESYS_H
#define GNAP_GAMESYS_H
#include "gnap/gnap.h"
#include "gnap/resource.h"
#include "common/array.h"
#include "common/rect.h"
#include "graphics/surface.h"
namespace Gnap {
const int kMaxSequenceItems = 40;
const int kMaxSpriteDrawItems = 30;
const int kMaxSoundIds = 50;
const int kMaxSeqItems = 50;
const int kMaxUpdRects = 20;
const int kMaxGfxItems = 50;
const int kMaxAnimations = 12;
enum {
kSeqNone = 0x00,
kSeqScale = 0x01, // Enable scaling
kSeqLoop = 0x02, // Loop
kSeqUnk = 0x04, // Unknown
kSeqSyncWait = 0x08, // Start if other sequence is done
kSeqSyncExists = 0x20 // Start if other sequence exists
};
struct Sequence {
int32 _sequenceId;
int32 _id;
int32 _sequenceId2;
int32 _id2;
uint32 _flags;
int32 _totalDuration;
int16 _x, _y;
};
struct SpriteDrawItem {
int _id;
Common::Rect _rect;
Graphics::Surface *_surface;
};
struct RemoveSequenceItem {
int _sequenceId;
int _id;
bool _forceFrameReset;
};
struct RemoveSpriteDrawItem {
int _id;
Graphics::Surface *_surface;
};
struct GfxItem {
int _sequenceId;
int _id;
int _flags;
SequenceAnimation *_animation;
int _currFrameNum;
int _delayTicks;
bool _updFlag;
int _updRectsCount;
Graphics::Surface *_surface;
Common::Rect _updRects[kMaxUpdRects];
SequenceFrame _prevFrame;
SequenceFrame _currFrame;
void testUpdRect(const Common::Rect &updRect);
};
struct Animation {
int _sequenceId;
int _id;
int _status;
};
class GameSys {
public:
GameSys(GnapEngine *vm);
~GameSys();
void insertSequence(int sequenceId, int id, int sequenceId2, int id2, int flags, int totalDuration, int16 x, int16 y);
void insertDirtyRect(const Common::Rect &rect);
void removeSequence(int sequenceId, int id, bool resetFl);
void invalidateGrabCursorSprite(int id, Common::Rect &rect, Graphics::Surface *surface1, Graphics::Surface *surface2);
void requestClear2(bool resetFl);
void requestClear1();
void requestRemoveSequence(int sequenceId, int id);
void waitForUpdate();
int isSequenceActive(int sequenceId, int id);
void setBackgroundSurface(Graphics::Surface *surface, int a4, int a5, int a6, int a7);
void setScaleValues(int a1, int a2, int a3, int a4);
void insertSpriteDrawItem(Graphics::Surface *surface, int x, int y, int id);
void removeSpriteDrawItem(Graphics::Surface *surface, int id);
void drawSpriteToBackground(int x, int y, int resourceId);
Graphics::Surface *allocSurface(int width, int height);
Graphics::Surface *createSurface(int resourceId);
void drawSpriteToSurface(Graphics::Surface *surface, int x, int y, int resourceId);
void drawTextToSurface(Graphics::Surface *surface, int x, int y, byte r, byte g, byte b, const char *text);
int getTextHeight(const char *text);
int getTextWidth(const char *text);
void fillSurface(Graphics::Surface *surface, int x, int y, int width, int height, byte r, byte g, byte b);
void setAnimation(int sequenceId, int id, int animationIndex);
int getAnimationStatus(int animationIndex);
int getSpriteWidthById(int resourceId);
int getSpriteHeightById(int resourceId);
Graphics::Surface *loadBitmap(int resourceId);
void drawBitmap(int resourceId);
public:
GnapEngine *_vm;
Common::Array<Common::Rect> _dirtyRects;
SpriteDrawItem _newSpriteDrawItems[kMaxSpriteDrawItems];
int _newSpriteDrawItemsCount;
RemoveSequenceItem _removeSequenceItems[kMaxSequenceItems];
int _removeSequenceItemsCount;
RemoveSpriteDrawItem _removeSpriteDrawItems[kMaxSpriteDrawItems];
int _removeSpriteDrawItemsCount;
int _grabSpriteId;
Common::Rect _grabSpriteRect;
bool _grabSpriteChanged;
Graphics::Surface *_grabSpriteSurface1, *_grabSpriteSurface2;
bool _reqRemoveSequenceItem;
int _removeSequenceItemSequenceId, _removeSequenceItemValue;
Common::Array<int> _soundIds;
////////////////////////////////////////////////////////////////////////////
Common::Array<Sequence> _seqItems;
Common::Array<Sequence> _fatSequenceItems;
GfxItem _gfxItems[kMaxGfxItems];
int _gfxItemsCount;
Animation _animations[kMaxAnimations];
int _animationsCount;
int _backgroundImageValue3, _backgroundImageValue1;
int _backgroundImageValue4, _backgroundImageValue2;
int32 _gameSysClock, _lastUpdateClock;
Graphics::Surface *_backgroundSurface;
Graphics::Surface *_frontSurface;
Common::Rect _screenRect;
Sequence *seqFind(int sequenceId, int id, int *outIndex);
int seqLocateGfx(int sequenceId, int id, int *outGfxIndex);
void seqInsertGfx(int index, int duration);
void seqRemoveGfx(int sequenceId, int id);
bool updateSequenceDuration(int sequenceId, int id, int *outDuration);
void updateAnimationsStatus(int sequenceId, int id);
void restoreBackgroundRect(const Common::Rect &rect);
void blitSurface32(Graphics::Surface *destSurface, int x, int y, Graphics::Surface *sourceSurface,
Common::Rect &sourceRect, bool transparent);
void blitSprite32(Graphics::Surface *destSurface, int x, int y, byte *sourcePixels,
int sourceWidth, Common::Rect &sourceRect, uint32 *sourcePalette, bool transparent);
void blitSpriteScaled32(Graphics::Surface *destSurface, Common::Rect &frameRect,
Common::Rect &destRect, byte *sourcePixels, int sourceWidth, Common::Rect &sourceRect, uint32 *sourcePalette);
void seqDrawStaticFrame(Graphics::Surface *surface, SequenceFrame &frame, Common::Rect *subRect);
void seqDrawSpriteFrame(SpriteResource *spriteResource, SequenceFrame &frame, Common::Rect *subRect);
void drawSprites();
void updateRect(const Common::Rect &r);
void updateScreen();
void handleReqRemoveSequenceItem();
void handleReqRemoveSequenceItems();
void handleReqRemoveSpriteDrawItems();
void fatUpdateFrame();
void fatUpdate();
void updatePlaySounds();
};
bool intersectRect(Common::Rect &intersectingRect, const Common::Rect &r1, const Common::Rect &r2);
} // End of namespace Gnap
#endif // GNAP_GAMESYS_H
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