text: 
  
  #ifndef TSTEPPARAM_H
  #define TSTEPPARAM_H
  
  //
  // OBSOLETO?
  //
  /*
  #include "tdoubleparam.h"
  #include "texception.h"
  //#include "tundo.h"
  //#include "tparamundo.h"
  #include <set>
  
  #undef DVAPI 
  #undef DVVAR 
  #ifdef TPARAM_EXPORTS
    #define DVAPI DV_EXPORT_API
    #define DVVAR DV_EXPORT_VAR
  #else
    #define DVAPI DV_IMPORT_API
    #define DVVAR DV_IMPORT_VAR
  #endif
  
  class TDoubleStepParam;
  #ifdef _WIN32
  template class DVAPI TPersistDeclarationT<TDoubleStepParam>;
  #endif
  
  
  class DVAPI TDoubleStepParam : public TDoubleParam {
    PERSIST_DECLARATION(TDoubleStepParam)
  public:
    TDoubleStepParam(double v=0.0);
    TDoubleStepParam(const TDoubleParam &src);
    ~TDoubleStepParam();
  
    TParam *clone() const {return new TDoubleStepParam(*this);}
  
    double getValue(double frame, bool cropped=true) const ;
  
  };
  
  DEFINE_PARAM_SMARTPOINTER(TDoubleStepParam, double)
  */
  
  #endif
  