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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 NEVERHOOD_SPRITE_H
#define NEVERHOOD_SPRITE_H
#include "neverhood/neverhood.h"
#include "neverhood/entity.h"
#include "neverhood/graphics.h"
#include "neverhood/resource.h"
namespace Neverhood {
#define SetSpriteUpdate(callback) \
do { \
_spriteUpdateCb = static_cast <void (Sprite::*)(void)> (callback); \
debug(2, "SetSpriteUpdate(" #callback ")"); \
_spriteUpdateCbName = #callback; \
} while (0)
#define SetFilterX(callback) \
do { \
_filterXCb = static_cast <int16 (Sprite::*)(int16)> (callback); \
debug(2, "SetFilterX(" #callback ")"); \
} while (0)
#define SetFilterY(callback) \
do { \
_filterYCb = static_cast <int16 (Sprite::*)(int16)> (callback); \
debug(2, "SetFilterY(" #callback ")"); \
} while (0)
const int16 kDefPosition = -32768;
class Sprite : public Entity {
public:
Sprite(NeverhoodEngine *vm, int objectPriority);
~Sprite();
void init() {}
BaseSurface *getSurface() { return _surface; }
void updateBounds();
void setDoDeltaX(int type);
void setDoDeltaY(int type);
bool isPointInside(int16 x, int16 y);
bool checkCollision(NRect &rect);
int16 getX() const { return _x; }
int16 getY() const { return _y; }
void setX(int16 value) { _x = value; }
void setY(int16 value) { _y = value; }
uint16 getFlags() const { return _flags; }
bool isDoDeltaX() const { return _doDeltaX; }
bool isDoDeltaY() const { return _doDeltaY; }
NRect& getCollisionBounds() { return _collisionBounds; }
uint32 handleMessage(int messageNum, const MessageParam ¶m, Entity *sender);
void loadDataResource(uint32 fileHash);
int16 defFilterY(int16 y);
bool getVisible() const { return _surface->getVisible(); }
void setVisible(bool value) { _surface->setVisible(value); }
NDrawRect& getDrawRect() { return _surface->getDrawRect(); }
// Some shortcuts to set the clipRect
NRect& getClipRect() { return _surface->getClipRect(); }
void setClipRect(int16 x1, int16 y1, int16 x2, int16 y2);
void setClipRect(NRect& clipRect);
void setClipRect(NDrawRect& drawRect);
protected:
void (Sprite::*_spriteUpdateCb)();
Common::String _spriteUpdateCbName; // For debugging purposes
int16 (Sprite::*_filterXCb)(int16);
int16 (Sprite::*_filterYCb)(int16);
BaseSurface *_surface;
int16 _x, _y;
bool _doDeltaX, _doDeltaY;
bool _needRefresh;
NDrawRect _drawOffset;
NRect _collisionBounds;
NDrawRect _collisionBoundsOffset;
uint16 _flags;
DataResource _dataResource;
void createSurface(int surfacePriority, int16 width, int16 height);
void handleSpriteUpdate() {
if (_spriteUpdateCb)
(this->*_spriteUpdateCb)();
}
int16 filterX(int16 x) {
return _filterXCb ? (this->*_filterXCb)(x) : x;
}
int16 filterY(int16 y) {
return _filterYCb ? (this->*_filterYCb)(y) : y;
}
};
enum {
kSLFDefDrawOffset = 1 << 0,
kSLFCenteredDrawOffset = 1 << 1,
kSLFDefPosition = 1 << 2,
kSLFSetPosition = 1 << 3,
kSLFDefCollisionBoundsOffset = 1 << 4
};
class StaticSprite : public Sprite {
public:
StaticSprite(NeverhoodEngine *vm, int objectPriority);
StaticSprite(NeverhoodEngine *vm, uint32 fileHash, int surfacePriority, int16 x = kDefPosition, int16 y = kDefPosition);
void loadSprite(uint32 fileHash, uint flags = 0, int surfacePriority = 0, int16 x = kDefPosition, int16 y = kDefPosition);
void updatePosition();
protected:
SpriteResource _spriteResource;
};
#define AnimationCallback(callback) static_cast <void (AnimatedSprite::*)()> (callback)
#define GotoState(callback) gotoState(static_cast <void (AnimatedSprite::*)()> (callback))
#define NextState(callback) \
do { \
_nextStateCb = static_cast <void (AnimatedSprite::*)(void)> (callback); \
debug(2, "NextState(" #callback ")"); _nextStateCbName = #callback; \
} while (0)
#define FinalizeState(callback) setFinalizeState(static_cast <void (AnimatedSprite::*)()> (callback));
const int STICK_LAST_FRAME = -2;
class AnimatedSprite : public Sprite {
public:
AnimatedSprite(NeverhoodEngine *vm, int objectPriority);
AnimatedSprite(NeverhoodEngine *vm, uint32 fileHash, int surfacePriority, int16 x, int16 y);
void update();
void updateDeltaXY();
void setRepl(byte oldColor, byte newColor);
void clearRepl();
uint32 getCurrAnimFileHash() const { return _currAnimFileHash; }
int16 getFrameIndex() const { return _currFrameIndex; }
int16 getFrameIndex(uint32 frameHash) { return _animResource.getFrameIndex(frameHash); }
void setNewHashListIndex(int value) { _newStickFrameIndex = value; }
void startAnimation(uint32 fileHash, int16 plFirstFrameIndex, int16 plLastFrameIndex);
protected:
typedef void (AnimatedSprite::*AnimationCb)();
AnimResource _animResource;
uint32 _currAnimFileHash, _newAnimFileHash, _nextAnimFileHash;
int16 _currFrameIndex, _lastFrameIndex;
int16 _plFirstFrameIndex, _plLastFrameIndex;
uint32 _plFirstFrameHash, _plLastFrameHash;
int16 _animStatus;
int16 _currFrameTicks;
int _currStickFrameIndex, _newStickFrameIndex;
uint32 _newStickFrameHash;
int16 _deltaX, _deltaY;
byte _replOldColor, _replNewColor;
bool _playBackwards, _frameChanged;
AnimationCb _finalizeStateCb;
AnimationCb _currStateCb;
AnimationCb _nextStateCb;
// For debugging purposes
Common::String _finalizeStateCbName;
Common::String _currStateCbName;
Common::String _nextStateCbName;
void init();
void updateAnim();
void updatePosition();
void updateFrameIndex();
void updateFrameInfo();
void createSurface1(uint32 fileHash, int surfacePriority);
void createShadowSurface1(BaseSurface *shadowSurface, uint32 fileHash, int surfacePriority);
void createShadowSurface(BaseSurface *shadowSurface, int16 width, int16 height, int surfacePriority);
void stopAnimation();
void startAnimationByHash(uint32 fileHash, uint32 plFirstFrameHash, uint32 plLastFrameHash);
void nextAnimationByHash(uint32 fileHash2, uint32 plFirstFrameHash, uint32 plLastFrameHash);
void setFinalizeState(AnimationCb finalizeStateCb);
void gotoState(AnimationCb currStateCb);
void gotoNextState();
};
} // End of namespace Neverhood
#endif /* NEVERHOOD_SPRITE_H */
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