CWE-ou-minkata/Sources/Plasma/PubUtilLib/plPipeline/plTransitionMgr.h

/*==LICENSE==*

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*==LICENSE==*/
//////////////////////////////////////////////////////////////////////////////
//                                                                          //
//  plTransitionMgr - Class to handle fullscreen transitions (fades, etc)   //
//                                                                          //
//////////////////////////////////////////////////////////////////////////////

#ifndef _plTransitionMgr_h
#define _plTransitionMgr_h

#include "HeadSpin.h"
#include "hsTemplates.h"
#include "pnKeyedObject/hsKeyedObject.h"



//// Class Definition ////////////////////////////////////////////////////////

class plPlate;
class plEventCallbackMsg;

class plTransitionMgr : public hsKeyedObject
{
    protected:

        plPlate     *fEffectPlate;
        
        enum
        {
            kIdle,
            kFadeOut,
            kFadeIn,
            kTransitionFadeIn,
            kTransitionFadeOut
        };

        uint8_t       fCurrentEffect;
        bool        fRegisteredForTime, fHoldAtEnd, fPlaying, fNoSoundFade;
        float    fEffectLength, fCurrOpacity, fOpacDelta;
        float    fLastTime;

        void    IStartFadeIn( float lengthInSecs, uint8_t effect = kFadeIn );
        void    IStartFadeOut( float lengthInSecs, uint8_t effect = kFadeOut );

        void    ICreatePlate( void );

        void    IStop( bool aboutToStartAgain = false );

        hsTArray<plEventCallbackMsg *>  fCallbacks;

    public:

        plTransitionMgr();
        virtual ~plTransitionMgr();
        
        CLASSNAME_REGISTER( plTransitionMgr );
        GETINTERFACE_ANY( plTransitionMgr, hsKeyedObject );

        void    Init( void );

        virtual bool MsgReceive( plMessage* msg );
};


#endif //_plTransitionMgr_h