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dox/Filtering/vtkImageSource.h

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00001 /*=========================================================================
00002 
00003   Program:   Visualization Toolkit
00004   Module:    $RCSfile: vtkImageSource.h,v $
00005   Language:  C++
00006 
00007   Copyright (c) 1993-2002 Ken Martin, Will Schroeder, Bill Lorensen 
00008   All rights reserved.
00009   See Copyright.txt or http://www.kitware.com/Copyright.htm for details.
00010 
00011      This software is distributed WITHOUT ANY WARRANTY; without even 
00012      the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR 
00013      PURPOSE.  See the above copyright notice for more information.
00014 
00015 =========================================================================*/
00030 #ifndef __vtkImageSource_h
00031 #define __vtkImageSource_h
00032 
00033 #include "vtkSource.h"
00034 
00035 class vtkImageData;
00036 
00037 class VTK_FILTERING_EXPORT vtkImageSource : public vtkSource
00038 {
00039 public:
00040   vtkTypeRevisionMacro(vtkImageSource,vtkSource);
00041   void PrintSelf(ostream& os, vtkIndent indent);
00042 
00044 
00045   void SetOutput(vtkImageData *output);
00046   vtkImageData *GetOutput();
00047   vtkImageData *GetOutput(int idx);
00049   
00050 protected:
00051   vtkImageSource();
00052   ~vtkImageSource() {};
00053 
00054   void Execute();
00055   virtual void Execute(vtkImageData *data);
00056 
00057   // a helper method that sets the extent and allocates the output 
00058   // passed into it and returns it as an image data
00059   virtual vtkImageData *AllocateOutputData(vtkDataObject *out);
00060 
00061 private:
00062   vtkImageSource(const vtkImageSource&);  // Not implemented.
00063   void operator=(const vtkImageSource&);  // Not implemented.
00064 };
00065 
00066 
00067 #endif
00068 
00069