#pragma once

#ifndef MODIFIERCLONE_INCLUDED

#define MODIFIERCLONE_INCLUDED

// TnzTools includes

#include <tools inputmanager.h=""></tools>

#undef DVAPI

#undef DVVAR

#ifdef TNZTOOLS_EXPORTS

#define DVAPI DV_EXPORT_API

#define DVVAR DV_EXPORT_VAR

#else

#define DVAPI DV_IMPORT_API

#define DVVAR DV_IMPORT_VAR

#endif

//===================================================================

//*****************************************************************************************

//    TModifierClone definition

//*****************************************************************************************

class DVAPI TModifierClone : public TInputModifier {

public:

  class DVAPI Handler : public TMultiTrackHandler {

  public:

    TTrackP original;

    inline explicit Handler(const TTrackP &original = TTrackP()):

      original(original) { }

  };

  class DVAPI Interpolator : public TTrackInterpolator {

  public:

    const TTrackTransform transform;

    inline Interpolator(TTrack &track, const TTrackTransform &transform):

      TTrackInterpolator(track), transform(transform) { }

    TTrackPoint interpolateFromOriginal(double originalIndex);

    TTrackPoint interpolate(double index) override;

  };

public:

  bool keepOriginals;

  TTrackTransformList transforms;

  TModifierClone(bool keepOriginals = true);

  void modifyTrack(

    const TTrack &track,

    TTrackList &outTracks ) override;

};

#endif