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

  Program:   Visualization Toolkit
  Module:    vtkWindow.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 vtkWindow_h
#define vtkWindow_h

#include "vtkCommonCoreModule.h" // For export macro
#include "vtkObject.h"

class vtkUnsignedCharArray;

class VTKCOMMONCORE_EXPORT vtkWindow : public vtkObject
{
public:
  vtkTypeMacro(vtkWindow,vtkObject);
  void PrintSelf(ostream& os, vtkIndent indent);


  virtual void SetDisplayId(void *) = 0;
  virtual void SetWindowId(void *)  = 0;
  virtual void SetParentId(void *)  = 0;
  virtual void *GetGenericDisplayId() = 0;
  virtual void *GetGenericWindowId()  = 0;
  virtual void *GetGenericParentId()  = 0;
  virtual void *GetGenericContext()   = 0;
  virtual void *GetGenericDrawable()  = 0;
  virtual void SetWindowInfo(char *) = 0;
  virtual void SetParentInfo(char *) = 0;


  virtual int *GetPosition();
  virtual void SetPosition(int,int);
  virtual void SetPosition(int a[2]);


  virtual int *GetSize();
  virtual void SetSize(int,int);
  virtual void SetSize(int a[2]);

  int *GetActualSize();

  virtual int     *GetScreenSize() = 0;


  vtkSetMacro(Mapped,int);
  vtkGetMacro(Mapped,int);
  vtkBooleanMacro(Mapped,int);


  vtkSetMacro(Erase,int);
  vtkGetMacro(Erase,int);
  vtkBooleanMacro(Erase,int);


  vtkSetMacro(DoubleBuffer,int);
  vtkGetMacro(DoubleBuffer,int);
  vtkBooleanMacro(DoubleBuffer,int);


  vtkGetStringMacro(WindowName);
  vtkSetStringMacro(WindowName);

  virtual void Render() = 0;


  virtual unsigned char *GetPixelData(int x, int y, int x2, int y2,
                                      int front) = 0;
  virtual int GetPixelData(int x, int y, int x2, int y2, int front,
                           vtkUnsignedCharArray *data) = 0;


  vtkGetMacro(DPI,int);
  vtkSetClampMacro(DPI,int,1,3000);


  vtkSetMacro(OffScreenRendering,int);
  vtkGetMacro(OffScreenRendering,int);
  vtkBooleanMacro(OffScreenRendering,int);

  virtual void MakeCurrent() {}


  vtkSetVector2Macro(TileScale,int);
  vtkGetVector2Macro(TileScale,int);
  void SetTileScale(int s) {this->SetTileScale(s,s);}
  vtkSetVector4Macro(TileViewport,double);
  vtkGetVector4Macro(TileViewport,double);

protected:
  int OffScreenRendering;
  vtkWindow();
  ~vtkWindow();

  char *WindowName;
  int Size[2];
  int Position[2];
  int Mapped;
  int Erase;
  int DoubleBuffer;
  int DPI;

  double TileViewport[4];
  int    TileSize[2];
  int    TileScale[2];

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

#endif