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 "vtkLookupTable.h"
#include "vtkRenderingCoreModule.h" // For export macro
 
class VTKRENDERINGCORE_EXPORT vtkWindowLevelLookupTable : public vtkLookupTable
{
public:
  static vtkWindowLevelLookupTable* New();
  vtkTypeMacro(vtkWindowLevelLookupTable, vtkLookupTable);
  void PrintSelf(ostream& os, vtkIndent indent) override;
 
  void ForceBuild() override;
 
 
  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(vtkTypeBool iv);
  vtkGetMacro(InverseVideo, vtkTypeBool);
  vtkBooleanMacro(InverseVideo, vtkTypeBool);
 
 
  vtkSetVector4Macro(MinimumTableValue, double);
  vtkGetVector4Macro(MinimumTableValue, double);
 
 
  vtkSetVector4Macro(MaximumTableValue, double);
  vtkGetVector4Macro(MaximumTableValue, double);
 
protected:
  vtkWindowLevelLookupTable(int sze = 256, int ext = 256);
  ~vtkWindowLevelLookupTable() override = default;
 
  double Window;
  double Level;
  vtkTypeBool InverseVideo;
  double MaximumTableValue[4];
  double MinimumTableValue[4];
 
private:
  vtkWindowLevelLookupTable(const vtkWindowLevelLookupTable&) = delete;
  void operator=(const vtkWindowLevelLookupTable&) = delete;
};
 
#endif