HUDElement2D.h

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//#ifndef HUDELEMENT2D_H
#if 0  // OBSOLETE FILE
#define HUDELEMENT2D_H
#include "lugre_listener.h"
#include "lugre_gfx2D.h"
#include <OgrePrerequisites.h>
#include <OgreVector2.h>

class lua_State;
class cObject;
    
    
class cHUDElement2D : public cListener { public:
    
    enum {
        kPosMode_None,          
        kPosMode_Object,        
        kPosMode_Aim,           
        kPosMode_ObjectDir,     
    }; 
    
    enum {
        kTurnMode_None,         
        kTurnMode_Constant,     
        kTurnMode_ObjectDist,   
        kTurnMode_ObjectDir,    
    }; 
    
    enum {
        kTextMode_None,         
        kTextMode_Dist,         
        kTextMode_RelSpeed,     
        kTextMode_FPS,          
        kTextMode_AbsSpeed,         
    }; 
    
    bool                            mbObjHasBeenKilled;
    bool                            mbVisible;
    bool                            mbPosModeObject_UpdateSize; // hudelement size is set to the screensize of the object * mvSizeParam
    bool                            mbWatchMouse; // true => element triggers mouseenter and mouseleave callback
    bool                            mbMouseIsOver; // used by mbWatchMouse
    size_t                          miUID;
    size_t                          miPosMode;
    size_t                          miTurnMode;
    size_t                          miTextMode;
    Ogre::Vector2                   mvBase;
    Ogre::Vector2                   mvParam;
    Ogre::Vector2                   mvParam2;
    Ogre::Vector2                   mvSizeParam;
    Ogre::Real                      mfParam;
    Ogre::Real                      mfCurRotate; // in radians , needed for SetRotate(mfCurRotate + x)
    Ogre::Real                      mfTurnBase;
    Ogre::Real                      mfTurnParam;
    Ogre::Real                      mfTurnParam2;
    Ogre::Real                      mfTurnMin;
    Ogre::Real                      mfTurnMax;
    cSmartPtr<cObject>              mpObj1; // usually set to target
    static Ogre::Overlay*           mpHUDOverlay; // one global overlay
    cGfx2D*                         mpGfx2D;
    
             cHUDElement2D  ();
    virtual ~cHUDElement2D  ();
    
    virtual void Listener_Notify (cListenable* pTarget,const size_t eventcode = 0,const size_t param = 0,const size_t userdata = 0);

    void    Init            ();
    void    VarUpdate       ();
    void    TrackingStep    ();
    static bool GetScreenPos    (const Ogre::Vector3& pos,Ogre::Real& x,Ogre::Real& y,const Ogre::Real rad,Ogre::Real& cx,Ogre::Real& cy);
    
    // lua binding
    static void     LuaRegister         (lua_State *L);
};

#endif