// Created by: Kirill GAVRILOV
// Copyright (c) 2019 OPEN CASCADE SAS
//
// This file is part of Open CASCADE Technology software library.
//
// This library is free software; you can redistribute it and/or modify it under
// the terms of the GNU Lesser General Public License version 2.1 as published
// by the Free Software Foundation, with special exception defined in the file
// OCCT_LGPL_EXCEPTION.txt. Consult the file LICENSE_LGPL_21.txt included in OCCT
// distribution for complete text of the license and disclaimer of any warranty.
//
// Alternatively, this file may be used under the terms of Open CASCADE
// commercial license or contractual agreement.

#ifndef _Graphic3d_MediaTexture_HeaderFile
#define _Graphic3d_MediaTexture_HeaderFile

#include "Graphic3d_Texture2D.hxx"

#include <mutex>

class Media_Frame;

//! Texture adapter for Media_Frame.
class Graphic3d_MediaTexture : public Graphic3d_Texture2D
{
  DEFINE_STANDARD_RTTIEXT(Graphic3d_MediaTexture, Graphic3d_Texture2D)
public:
  //! Image reader.
  Standard_EXPORT occ::handle<Image_PixMap> GetImage(
    const occ::handle<Image_SupportedFormats>& theSupported) override;

  //! Return the frame.
  const occ::handle<Media_Frame>& Frame() const { return myFrame; }

  //! Set the frame.
  void SetFrame(const occ::handle<Media_Frame>& theFrame) { myFrame = theFrame; }

  //! Regenerate a new texture id
  void GenerateNewId() { generateId(); }

  friend class Graphic3d_MediaTextureSet;

private:
  //! Main constructor.
  //! Accessible only by Graphic3d_MediaTextureSet.
  Standard_EXPORT Graphic3d_MediaTexture(std::mutex& theMutex, int thePlane = -1);

protected:
  std::mutex&                       myMutex;
  occ::handle<Media_Frame>          myFrame;
  int                               myPlane;
  mutable occ::handle<Image_PixMap> myPixMapWrapper;
};

#endif // _Graphic3d_MediaTexture_HeaderFile