vtkColorTransferFunctionItem.h

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/*=========================================================================
 
  Program:   Visualization Toolkit
  Module:    vtkColorTransferFunctionItem.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 vtkColorTransferFunctionItem_h
#define vtkColorTransferFunctionItem_h
 
#include "vtkChartsCoreModule.h" // For export macro
#include "vtkScalarsToColorsItem.h"
 
class vtkColorTransferFunction;
class vtkImageData;
 
// Description:
// vtkPlot::Color, vtkPlot::Brush, vtkScalarsToColors::DrawPolyLine,
// vtkScalarsToColors::MaskAboveCurve have no effect here.
class VTKCHARTSCORE_EXPORT vtkColorTransferFunctionItem: public vtkScalarsToColorsItem
{
public:
  static vtkColorTransferFunctionItem* New();
  vtkTypeMacro(vtkColorTransferFunctionItem, vtkScalarsToColorsItem);
  virtual void PrintSelf(ostream &os, vtkIndent indent);
 
  void SetColorTransferFunction(vtkColorTransferFunction* t);
  vtkGetObjectMacro(ColorTransferFunction, vtkColorTransferFunction);
 
protected:
  vtkColorTransferFunctionItem();
  virtual ~vtkColorTransferFunctionItem();
 
  // Description:
  // Returns true if we are rendering in log space.
  virtual bool UsingLogScale();
 
 
  // Description:
  // Reimplemented to return the range of the lookup table
  virtual void ComputeBounds(double bounds[4]);
 
  virtual void ComputeTexture();
  vtkColorTransferFunction* ColorTransferFunction;
private:
  vtkColorTransferFunctionItem(const vtkColorTransferFunctionItem&); // Not implemented
  void operator=(const vtkColorTransferFunctionItem&); // Not implemented
};
 
#endif