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/*=========================================================================

  Program:   Visualization Toolkit
  Module:    vtkEGLRenderWindow.h

  Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen
  All rights reserved.
  See Copyright.txt or http://www.kitware.com/Copyright.htm for details.

     This software is distributed WITHOUT ANY WARRANTY; without even
     the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
     PURPOSE.  See the above copyright notice for more information.

=========================================================================*/
#ifndef vtkEGLRenderWindow_h
#define vtkEGLRenderWindow_h

#include "vtkRenderingOpenGL2Module.h" // For export macro
#include "vtkOpenGLRenderWindow.h"

#include <EGL/egl.h> // required for EGL members

class vtkIdList;

class VTKRENDERINGOPENGL2_EXPORT vtkEGLRenderWindow : public vtkOpenGLRenderWindow
{
public:
  static vtkEGLRenderWindow *New();
  vtkTypeMacro(vtkEGLRenderWindow, vtkOpenGLRenderWindow);
  void PrintSelf(ostream& os, vtkIndent indent);

  virtual void Start(void);

  virtual void Frame(void);

  virtual void WindowInitialize(void);

  virtual void Initialize(void);

  virtual void Finalize(void);

  virtual void SetFullScreen(int);

  virtual void WindowRemap(void);

  virtual void PrefFullScreen(void);


  virtual void SetSize(int,int);
  virtual void SetSize(int a[2]) {this->SetSize(a[0], a[1]);}

  virtual void SetStereoCapableWindow(int capable);

  void MakeCurrent();

  virtual bool IsCurrent();

  int SupportsOpenGL();

  int IsDirect() { return 1;};

  virtual int     *GetScreenSize();

  virtual int     *GetPosition();


  virtual void SetDisplayId(void *) {};
  virtual void SetWindowId(void *window)  { this->Window = (ANativeWindow *)window;};
  virtual void SetNextWindowId(void *) {};
  virtual void SetParentId(void *)  {};
  virtual void *GetGenericDisplayId() { return this->Display; };
  virtual void *GetGenericWindowId() {};
  virtual void *GetGenericParentId() {};
  virtual void *GetGenericContext() { return this->Context; };
  virtual void *GetGenericDrawable() {};
  virtual void SetWindowInfo(char *);
  virtual void SetNextWindowInfo(char *) {};
  virtual void SetParentInfo(char *) {};

  void     SetWindowName(const char *);


  void     SetPosition(int,int);
  void     SetPosition(int a[2]) {this->SetPosition(a[0], a[1]);};


  void HideCursor();
  void ShowCursor();

  void Render();

  void SetOffScreenRendering(int i);

  virtual int GetEventPending() { return 0;};

  int GetOwnWindow() { return this->OwnWindow; };

protected:
  vtkEGLRenderWindow();
  ~vtkEGLRenderWindow();

  ANativeWindow *Window;
  EGLDisplay Display;
  EGLSurface Surface;
  EGLContext Context;
  int ScreenSize[2];
  int OwnWindow;

  void CreateAWindow();
  void DestroyWindow();
  void CreateOffScreenWindow(int width, int height);
  void DestroyOffScreenWindow();
  void ResizeOffScreenWindow(int width, int height);

private:
  vtkEGLRenderWindow(const vtkEGLRenderWindow&);  // Not implemented.
  void operator=(const vtkEGLRenderWindow&);  // Not implemented.
};



#endif