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/*=========================================================================
Program: Visualization Toolkit
Module: vtkPiecewiseFunctionItem.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 vtkPiecewiseFunctionItem_h
#define vtkPiecewiseFunctionItem_h
#include "vtkChartsCoreModule.h" // For export macro
#include "vtkScalarsToColorsItem.h"
class vtkPiecewiseFunction;
class vtkImageData;
/// vtkPiecewiseFunctionItem internall uses vtkPlot::Color, white by default
class VTKCHARTSCORE_EXPORT vtkPiecewiseFunctionItem: public vtkScalarsToColorsItem
{
public:
static vtkPiecewiseFunctionItem* New();
vtkTypeMacro(vtkPiecewiseFunctionItem, vtkScalarsToColorsItem);
virtual void PrintSelf(ostream &os, vtkIndent indent);
void SetPiecewiseFunction(vtkPiecewiseFunction* t);
vtkGetObjectMacro(PiecewiseFunction, vtkPiecewiseFunction);
protected:
vtkPiecewiseFunctionItem();
virtual ~vtkPiecewiseFunctionItem();
// Description:
// Reimplemented to return the range of the piecewise function
virtual void ComputeBounds(double bounds[4]);
// Description
// Compute the texture from the PiecewiseFunction
virtual void ComputeTexture();
vtkPiecewiseFunction* PiecewiseFunction;
private:
vtkPiecewiseFunctionItem(const vtkPiecewiseFunctionItem &) VTK_DELETE_FUNCTION;
void operator=(const vtkPiecewiseFunctionItem &) VTK_DELETE_FUNCTION;
};
#endif
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