---

Imaging/vtkImageMapToColors.h

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

  Program:   Visualization Toolkit
  Module:    $RCSfile: vtkImageMapToColors.h,v $
  Language:  C++

  Copyright (c) 1993-2002 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 __vtkImageMapToColors_h
#define __vtkImageMapToColors_h


#include "vtkImageToImageFilter.h"

class vtkScalarsToColors;

class VTK_IMAGING_EXPORT vtkImageMapToColors : public vtkImageToImageFilter
{
public:
  static vtkImageMapToColors *New();
  vtkTypeRevisionMacro(vtkImageMapToColors,vtkImageToImageFilter);
  void PrintSelf(ostream& os, vtkIndent indent);


  virtual void SetLookupTable(vtkScalarsToColors*);
  vtkGetObjectMacro(LookupTable,vtkScalarsToColors);


  vtkSetMacro(OutputFormat,int);
  vtkGetMacro(OutputFormat,int);
  void SetOutputFormatToRGBA() { this->OutputFormat = VTK_RGBA; };
  void SetOutputFormatToRGB() { this->OutputFormat = VTK_RGB; };
  void SetOutputFormatToLuminanceAlpha() { this->OutputFormat = VTK_LUMINANCE_ALPHA; };
  void SetOutputFormatToLuminance() { this->OutputFormat = VTK_LUMINANCE; };


  vtkSetMacro(ActiveComponent,int);
  vtkGetMacro(ActiveComponent,int);


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

  unsigned long GetMTime();

protected:
  vtkImageMapToColors();
  ~vtkImageMapToColors();

  void ExecuteInformation(vtkImageData *inData, vtkImageData *outData);
  void ExecuteInformation() {
    this->vtkImageToImageFilter::ExecuteInformation(); };
  void ThreadedExecute(vtkImageData *inData, vtkImageData *outData,
                       int extent[6], int id);
  
  void ExecuteData(vtkDataObject *output);

  vtkScalarsToColors *LookupTable;
  int OutputFormat;
  
  int ActiveComponent;
  int PassAlphaToOutput;

  int DataWasPassed;
private:
  vtkImageMapToColors(const vtkImageMapToColors&);  // Not implemented.
  void operator=(const vtkImageMapToColors&);  // Not implemented.
};

#endif

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