dox/Widgets/vtkContourLineInterpolator.h

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

  Program:   Visualization Toolkit
  Module:    vtkContourLineInterpolator.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 __vtkContourLineInterpolator_h
#define __vtkContourLineInterpolator_h

#include "vtkObject.h"

class vtkRenderer;
class vtkContourRepresentation;
class vtkIntArray;

class VTK_WIDGETS_EXPORT vtkContourLineInterpolator : public vtkObject
{
public:

  vtkTypeMacro(vtkContourLineInterpolator,vtkObject);
  void PrintSelf(ostream& os, vtkIndent indent);


  virtual int InterpolateLine( vtkRenderer *ren, 
                               vtkContourRepresentation *rep,
                               int idx1, int idx2 ) = 0;
  

  virtual int UpdateNode( vtkRenderer *, 
                          vtkContourRepresentation *,
                          double * vtkNotUsed(node), int vtkNotUsed(idx) );


  virtual void GetSpan( int nodeIndex, vtkIntArray *nodeIndices, 
                        vtkContourRepresentation *rep );
  
 protected:
  vtkContourLineInterpolator();
  ~vtkContourLineInterpolator();

private:
  vtkContourLineInterpolator(const vtkContourLineInterpolator&);  //Not implemented
  void operator=(const vtkContourLineInterpolator&);  //Not implemented
};

#endif

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