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/*=========================================================================
Program: Visualization Toolkit
Module: vtkArcParallelEdgeStrategy.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.
=========================================================================*/
/*----------------------------------------------------------------------------
Copyright (c) Sandia Corporation
See Copyright.txt or http://www.paraview.org/HTML/Copyright.html for details.
----------------------------------------------------------------------------*/
// .NAME vtkArcParallelEdgeStrategy - routes parallel edges as arcs
//
// .SECTION Description
// Parallel edges are drawn as arcs, and self-loops are drawn as ovals.
// When only one edge connects two vertices it is drawn as a straight line.
#ifndef vtkArcParallelEdgeStrategy_h
#define vtkArcParallelEdgeStrategy_h
#include "vtkInfovisLayoutModule.h" // For export macro
#include "vtkEdgeLayoutStrategy.h"
class vtkGraph;
class VTKINFOVISLAYOUT_EXPORT vtkArcParallelEdgeStrategy : public vtkEdgeLayoutStrategy
{
public:
static vtkArcParallelEdgeStrategy* New();
vtkTypeMacro(vtkArcParallelEdgeStrategy,vtkEdgeLayoutStrategy);
void PrintSelf(ostream& os, vtkIndent indent);
// Description:
// This is the layout method where the graph that was
// set in SetGraph() is laid out.
virtual void Layout();
// Description:
// Get/Set the number of subdivisions on each edge.
vtkGetMacro(NumberOfSubdivisions, int);
vtkSetMacro(NumberOfSubdivisions, int);
protected:
vtkArcParallelEdgeStrategy();
~vtkArcParallelEdgeStrategy();
int NumberOfSubdivisions;
private:
vtkArcParallelEdgeStrategy(const vtkArcParallelEdgeStrategy&); // Not implemented.
void operator=(const vtkArcParallelEdgeStrategy&); // Not implemented.
};
#endif
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