objectcontroller.h

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#ifndef OBJECTCONTROLLER_H
#define OBJECTCONTROLLER_H

#include "lugre_smartptr.h"

#include <OgreVector3.h>
#include <OgreQuaternion.h>
using Ogre::Vector3;
using Ogre::Quaternion;
using namespace Lugre;

class lua_State;
class cObject;

class cObjectContollerTarget { public:
    // only call if alive
    virtual Vector3 GetPosition() = 0;
    virtual Vector3 GetVelocity() = 0;
    
    virtual bool    IsAlive() = 0;
    
    virtual ~cObjectContollerTarget();
};

class cObjectContollerTargetObject : public cObjectContollerTarget { public:
    cSmartPtr<cObject>  mpApproachObject;
    
    // only call if alive
    virtual Vector3 GetPosition();
    virtual Vector3 GetVelocity();
    
    virtual bool    IsAlive();

    cObjectContollerTargetObject(cObject* pObject);
    virtual ~cObjectContollerTargetObject();
};

class cObjectContollerTargetPosition : public cObjectContollerTarget { public:
    Vector3 mvPosition;
    
    // only call if alive
    virtual Vector3 GetPosition();
    virtual Vector3 GetVelocity();

    virtual bool    IsAlive();

    cObjectContollerTargetPosition(Vector3 vPosition);
    virtual ~cObjectContollerTargetPosition();
};

class cObjectController : public cSmartPointable { public :
    cObjectContollerTarget* mpApproachTarget;
    float                   mfApproachMinDist;
    float                   mfMaxAccel;
    float                   mfMaxSpeed;
    bool                    mbStupid;
    
             cObjectController  ();
    virtual ~cObjectController  ();
    
    // the controller takes over the ownership of the target pointer
    // never touch the pointer again!!
    void    SetTarget   (cObjectContollerTarget *pTarget);
    
    void    Lock    (); 
    void    Release (); 
    void    Step    (cObject* pObj);
    
    // lua binding
    static void     LuaRegister     (lua_State *L);
    
    private:
    int     miControlledObjectCount; 
};

#endif