particle_emitter2.h

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// Copyright (c) 2010 Doyub Kim
//
// I am making my contributions/submissions to this project solely in my
// personal capacity and am not conveying any rights to any intellectual
// property of any third parties.
 
#ifndef INCLUDE_JET_PARTICLE_EMITTER2_H_
#define INCLUDE_JET_PARTICLE_EMITTER2_H_
 
#include <jet/animation.h>
#include <jet/particle_system_data2.h>
 
namespace jet {
 
class ParticleEmitter2 {
 public:
    typedef std::function<void(ParticleEmitter2*, double, double)>
        OnBeginUpdateCallback;
 
    ParticleEmitter2();
 
    virtual ~ParticleEmitter2();
 
    void update(double currentTimeInSeconds, double timeIntervalInSeconds);
 
    const ParticleSystemData2Ptr& target() const;
 
    void setTarget(const ParticleSystemData2Ptr& particles);
 
    bool isEnabled() const;
 
    void setIsEnabled(bool enabled);
 
    void setOnBeginUpdateCallback(const OnBeginUpdateCallback& callback);
 
 protected:
    virtual void onSetTarget(const ParticleSystemData2Ptr& particles);
 
    virtual void onUpdate(
        double currentTimeInSeconds,
        double timeIntervalInSeconds) = 0;
 
 private:
    bool _isEnabled = true;
    ParticleSystemData2Ptr _particles;
    OnBeginUpdateCallback _onBeginUpdateCallback;
};
 
typedef std::shared_ptr<ParticleEmitter2> ParticleEmitter2Ptr;
 
}  // namespace jet
 
#endif  // INCLUDE_JET_PARTICLE_EMITTER2_H_