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Rendering/vtkWindowToImageFilter.h

00001 /*=========================================================================
00002 
00003   Program:   Visualization Toolkit
00004   Module:    $RCSfile: vtkWindowToImageFilter.h,v $
00005 
00006   Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen
00007   All rights reserved.
00008   See Copyright.txt or http://www.kitware.com/Copyright.htm for details.
00009 
00010      This software is distributed WITHOUT ANY WARRANTY; without even
00011      the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
00012      PURPOSE.  See the above copyright notice for more information.
00013 
00014 =========================================================================*/
00052 #ifndef __vtkWindowToImageFilter_h
00053 #define __vtkWindowToImageFilter_h
00054 
00055 #include "vtkImageSource.h"
00056 
00057 class vtkWindow;
00058 
00059 class VTK_RENDERING_EXPORT vtkWindowToImageFilter : public vtkImageSource
00060 {
00061 public:
00062   static vtkWindowToImageFilter *New();
00063 
00064   vtkTypeRevisionMacro(vtkWindowToImageFilter,vtkImageSource);
00065   void PrintSelf(ostream& os, vtkIndent indent);   
00066 
00068   void SetInput(vtkWindow *input);
00069 
00071 
00073   vtkGetObjectMacro(Input,vtkWindow);
00075 
00077 
00078   vtkSetClampMacro(Magnification,int,1,2048);
00079   vtkGetMacro(Magnification,int);
00080   // Description:
00081   // Set/Get the flag that determines which buffer to read from.
00082   // The default is to read from the front buffer.   
00083   vtkBooleanMacro(ReadFrontBuffer, int);
00084   vtkGetMacro(ReadFrontBuffer, int);
00085   vtkSetMacro(ReadFrontBuffer, int);
00087   
00088 protected:
00089   vtkWindowToImageFilter();
00090   ~vtkWindowToImageFilter();
00091 
00092   // vtkWindow is not a vtkDataObject, so we need our own ivar.
00093   vtkWindow *Input;
00094   int Magnification;
00095   int ReadFrontBuffer;
00096   void ExecuteInformation();
00097   void ExecuteData(vtkDataObject *data);
00098 private:
00099   vtkWindowToImageFilter(const vtkWindowToImageFilter&);  // Not implemented.
00100   void operator=(const vtkWindowToImageFilter&);  // Not implemented.
00101 };
00102 
00103 #endif