vtkWindowLevelLookupTable.h

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/*=========================================================================
 
  Program:   Visualization Toolkit
  Module:    vtkWindowLevelLookupTable.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 vtkWindowLevelLookupTable_h
#define vtkWindowLevelLookupTable_h
 
#include "vtkRenderingCoreModule.h" // For export macro
#include "vtkLookupTable.h"
 
class VTKRENDERINGCORE_EXPORT vtkWindowLevelLookupTable : public vtkLookupTable
{
public:
  static vtkWindowLevelLookupTable *New();
  vtkTypeMacro(vtkWindowLevelLookupTable,vtkLookupTable);
  void PrintSelf(ostream& os, vtkIndent indent);
 
  void Build();
 
 
  void SetWindow(double window) {
    if (window < 1e-5) { window = 1e-5; }
    this->Window = window;
    this->SetTableRange(this->Level - this->Window/2.0,
                        this->Level + this->Window/2.0); };
  vtkGetMacro(Window,double);
 
 
  void SetLevel(double level) {
    this->Level = level;
    this->SetTableRange(this->Level - this->Window/2.0,
                        this->Level + this->Window/2.0); };
  vtkGetMacro(Level,double);
 
 
  void SetInverseVideo(int iv);
  vtkGetMacro(InverseVideo,int);
  vtkBooleanMacro(InverseVideo,int);
 
 
  vtkSetVector4Macro(MinimumTableValue,double);
  vtkGetVector4Macro(MinimumTableValue,double);
 
 
  vtkSetVector4Macro(MaximumTableValue,double);
  vtkGetVector4Macro(MaximumTableValue,double);
 
protected:
  vtkWindowLevelLookupTable(int sze=256, int ext=256);
  ~vtkWindowLevelLookupTable() {}
 
  double Window;
  double Level;
  int InverseVideo;
  double MaximumTableValue[4];
  double MinimumTableValue[4];
private:
  vtkWindowLevelLookupTable(const vtkWindowLevelLookupTable&);  // Not implemented.
  void operator=(const vtkWindowLevelLookupTable&);  // Not implemented.
};
 
#endif