#pragma once

#ifndef TSTENCILCONTROL_H

#define TSTENCILCONTROL_H

#include <memory></memory>

#include "tcommon.h"

#undef DVAPI

#undef DVVAR

#ifdef TGL_EXPORTS

#define DVAPI DV_EXPORT_API

#define DVVAR DV_EXPORT_VAR

#else

#define DVAPI DV_IMPORT_API

#define DVVAR DV_IMPORT_VAR

#endif

//------------------------------------------------------

// singleton

class DVAPI TStencilControl {

public:

  enum MaskType { SHOW_INSIDE = 0, SHOW_OUTSIDE };

  enum DrawMode {

    DRAW_ONLY_MASK = 0,

    DRAW_ALSO_ON_SCREEN,

    DRAW_ON_SCREEN_ONLY_ONCE

  };

private:

  class Imp;

  std::unique_ptr<imp> m_imp;</imp>

public:

  static TStencilControl *instance();

  TStencilControl();

  ~TStencilControl();

  void beginMask(DrawMode drawMode = DRAW_ONLY_MASK);

  void endMask();

  void enableMask(MaskType maskType);

  void disableMask();

};

//------------------------------------------------------

#endif