scummvm/engines/wintermute/base/particles/part_emitter.h
2013-01-26 17:36:20 +01:00

141 lines
3.5 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 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.
*
*/
/*
* This file is based on WME Lite.
* http://dead-code.org/redir.php?target=wmelite
* Copyright (c) 2011 Jan Nedoma
*/
#ifndef WINTERMUTE_PARTEMITTER_H
#define WINTERMUTE_PARTEMITTER_H
#include "engines/wintermute/base/base_object.h"
#include "engines/wintermute/base/particles/part_force.h"
namespace Wintermute {
class BaseRegion;
class PartParticle;
class PartEmitter : public BaseObject {
public:
DECLARE_PERSISTENT(PartEmitter, BaseObject)
PartEmitter(BaseGame *inGame, BaseScriptHolder *Owner);
virtual ~PartEmitter(void);
int _fadeOutTime;
bool start();
bool update();
bool display() { return display(nullptr); } // To avoid shadowing the inherited display-function.
bool display(BaseRegion *region);
bool sortParticlesByZ();
bool addSprite(const char *filename);
bool removeSprite(const char *filename);
bool setBorder(int x, int y, int width, int height);
bool setBorderThickness(int thicknessLeft, int thicknessRight, int thicknessTop, int thicknessBottom);
bool addForce(const Common::String &name, PartForce::TForceType type, int posX, int posY, float angle, float strength);
bool removeForce(const Common::String &name);
BaseArray<PartForce *> _forces;
// scripting interface
virtual ScValue *scGetProperty(const Common::String &name);
virtual bool scSetProperty(const char *name, ScValue *value);
virtual bool scCallMethod(ScScript *script, ScStack *stack, ScStack *thisStack, const char *name);
virtual const char *scToString();
private:
int _width;
int _height;
int _angle1;
int _angle2;
float _rotation1;
float _rotation2;
float _angVelocity1;
float _angVelocity2;
float _growthRate1;
float _growthRate2;
bool _exponentialGrowth;
float _velocity1;
float _velocity2;
bool _velocityZBased;
float _scale1;
float _scale2;
bool _scaleZBased;
int _maxParticles;
int _lifeTime1;
int _lifeTime2;
bool _lifeTimeZBased;
int _genInterval;
int _genAmount;
bool _running;
int _overheadTime;
int _maxBatches;
int _batchesGenerated;
Rect32 _border;
int _borderThicknessLeft;
int _borderThicknessRight;
int _borderThicknessTop;
int _borderThicknessBottom;
int _fadeInTime;
int _alpha1;
int _alpha2;
bool _alphaTimeBased;
bool _useRegion;
char *_emitEvent;
BaseScriptHolder *_owner;
PartForce *addForceByName(const Common::String &name);
bool static compareZ(const PartParticle *p1, const PartParticle *p2);
bool initParticle(PartParticle *particle, uint32 currentTime, uint32 timerDelta);
bool updateInternal(uint32 currentTime, uint32 timerDelta);
uint32 _lastGenTime;
BaseArray<PartParticle *> _particles;
BaseArray<char *> _sprites;
};
} // end of namespace Wintermute
#endif