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

  Program:   Visualization Toolkit
  Module:    vtkMarchingSquares.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 vtkMarchingSquares_h
#define vtkMarchingSquares_h

#include "vtkFiltersCoreModule.h" // For export macro
#include "vtkPolyDataAlgorithm.h"

#include "vtkContourValues.h" // Passes calls to vtkContourValues

class vtkImageData;
class vtkIncrementalPointLocator;

class VTKFILTERSCORE_EXPORT vtkMarchingSquares : public vtkPolyDataAlgorithm
{
public:
  static vtkMarchingSquares *New();
  vtkTypeMacro(vtkMarchingSquares,vtkPolyDataAlgorithm);
  void PrintSelf(ostream& os, vtkIndent indent);


  vtkSetVectorMacro(ImageRange,int,6);
  vtkGetVectorMacro(ImageRange,int,6);
  void SetImageRange(int imin, int imax, int jmin, int jmax,
                     int kmin, int kmax);


  void SetValue(int i, double value);
  double GetValue(int i);
  double *GetValues();
  void GetValues(double *contourValues);
  void SetNumberOfContours(int number);
  int GetNumberOfContours();
  void GenerateValues(int numContours, double range[2]);
  void GenerateValues(int numContours, double rangeStart, double rangeEnd);

  unsigned long int GetMTime();

  void SetLocator(vtkIncrementalPointLocator *locator);
  vtkGetObjectMacro(Locator,vtkIncrementalPointLocator);

  void CreateDefaultLocator();

protected:
  vtkMarchingSquares();
  ~vtkMarchingSquares();

  virtual int RequestData(vtkInformation *, vtkInformationVector **, vtkInformationVector *);
  virtual int FillInputPortInformation(int port, vtkInformation *info);

  vtkContourValues *ContourValues;
  int ImageRange[6];
  vtkIncrementalPointLocator *Locator;

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


inline void vtkMarchingSquares::SetValue(int i, double value)
{this->ContourValues->SetValue(i,value);}


inline double vtkMarchingSquares::GetValue(int i)
{return this->ContourValues->GetValue(i);}


inline double *vtkMarchingSquares::GetValues()
{return this->ContourValues->GetValues();}


inline void vtkMarchingSquares::GetValues(double *contourValues)
{this->ContourValues->GetValues(contourValues);}


inline void vtkMarchingSquares::SetNumberOfContours(int number)
{this->ContourValues->SetNumberOfContours(number);}


inline int vtkMarchingSquares::GetNumberOfContours()
{return this->ContourValues->GetNumberOfContours();}


inline void vtkMarchingSquares::GenerateValues(int numContours, double range[2])
{this->ContourValues->GenerateValues(numContours, range);}


inline void vtkMarchingSquares::GenerateValues(int numContours, double
                                             rangeStart, double rangeEnd)
{this->ContourValues->GenerateValues(numContours, rangeStart, rangeEnd);}

#endif