India/cocos2d-x/extensions/Particle3D/PU/CCPUOnClearObserver.h

/****************************************************************************
 Copyright (C) 2013 Henry van Merode. All rights reserved.
 Copyright (c) 2015-2016 Chukong Technologies Inc.
 Copyright (c) 2017-2018 Xiamen Yaji Software Co., Ltd.
 
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 of this software and associated documentation files (the "Software"), to deal
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 all copies or substantial portions of the Software.
 
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#ifndef __CC_PU_PARTICLE_3D_ON_CLEAR_OBSERVER_H__
#define __CC_PU_PARTICLE_3D_ON_CLEAR_OBSERVER_H__

#include "base/CCRef.h"
#include "math/CCMath.h"
#include "extensions/Particle3D/PU/CCPUObserver.h"
#include <vector>
#include <string>

NS_CC_BEGIN

struct PUParticle3D;
class PUParticleSystem3D;
class CC_DLL PUOnClearObserver : public PUObserver
{
public:

    static PUOnClearObserver* create();

    /** 
    */
    virtual void notifyStart () override;

    /** 
    */
    virtual bool observe (PUParticle3D* particle, float timeElapsed) override;

    /** The _processParticle() function is overridden, because we don't observe an individual particle.
        even if there isn't a particle left anymore (and that is the situation we want to validate).
    */
    virtual void updateObserver(PUParticle3D* particle, float timeElapsed, bool firstParticle) override;

    /** Instead of the _processParticle(), the _postProcessParticles() is used because it is called
        even if there isn't a particle left anymore (and that is the situation we want to validate).
    */
    virtual void postUpdateObserver(float timeElapsed) override;

CC_CONSTRUCTOR_ACCESS:
    PUOnClearObserver(void) : PUObserver(),
        _continue(false)
    {
    }
    virtual ~PUOnClearObserver(void) {};

protected:
    bool _continue;

};

NS_CC_END

#endif