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vtkContourValues.h
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vtkContourValues.h
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/*=========================================================================
Program: Visualization Toolkit
Module: vtkContourValues.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.
=========================================================================*/
// .NAME vtkContourValues - helper object to manage setting and generating contour values
// .SECTION Description
// vtkContourValues is a general class to manage the creation, generation,
// and retrieval of contour values. This class serves as a helper class for
// contouring classes, or those classes operating on lists of contour values.
// .SECTION See Also
// vtkContourFilter
#ifndef vtkContourValues_h
#define vtkContourValues_h
#include "vtkCommonMiscModule.h" // For export macro
#include "vtkObject.h"
class vtkDoubleArray;
class VTKCOMMONMISC_EXPORT vtkContourValues : public vtkObject
{
public:
// Description:
// Construct object with a single contour value at 0.0.
static vtkContourValues *New();
vtkTypeMacro(vtkContourValues,vtkObject);
void PrintSelf(ostream& os, vtkIndent indent);
// Description:
// Set the ith contour value.
void SetValue(int i, double value);
// Description:
// Get the ith contour value. The return value will be clamped if the
// index i is out of range.
double GetValue(int i);
// Description:
// Return a pointer to a list of contour values. The contents of the
// list will be garbage if the number of contours <= 0.
double *GetValues();
// Description:
// Fill a supplied list with contour values. Make sure you've
// allocated memory of size GetNumberOfContours().
void GetValues(double *contourValues);
// Description:
// Set the number of contours to place into the list. You only really
// need to use this method to reduce list size. The method SetValue()
// will automatically increase list size as needed.
void SetNumberOfContours(const int number);
// Description:
// Return the number of contours in the
int GetNumberOfContours();
// Description:
// Generate numContours equally spaced contour values between specified
// range. Contour values will include min/max range values.
void GenerateValues(int numContours, double range[2]);
// Description:
// Generate numContours equally spaced contour values between specified
// range. Contour values will include min/max range values.
void GenerateValues(int numContours, double rangeStart, double rangeEnd);
protected:
vtkContourValues();
~vtkContourValues();
vtkDoubleArray *Contours;
private:
vtkContourValues(const vtkContourValues&); // Not implemented.
void operator=(const vtkContourValues&); // Not implemented.
};
#endif