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97 lines
2.5 KiB
C++
97 lines
2.5 KiB
C++
/*=========================================================================
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Program: Visualization Toolkit
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Module: vtkVertexListIterator.h
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Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen
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All rights reserved.
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See Copyright.txt or http://www.kitware.com/Copyright.htm for details.
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This software is distributed WITHOUT ANY WARRANTY; without even
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the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
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PURPOSE. See the above copyright notice for more information.
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=========================================================================*/
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/*-------------------------------------------------------------------------
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Copyright 2008 Sandia Corporation.
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Under the terms of Contract DE-AC04-94AL85000 with Sandia Corporation,
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the U.S. Government retains certain rights in this software.
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-------------------------------------------------------------------------*/
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/**
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* @class vtkVertexListIterator
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* @brief Iterates all vertices in a graph.
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*
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*
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* vtkVertexListIterator iterates through all vertices in a graph.
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* Create an instance of this and call graph->GetVertices(it) to initialize
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* this iterator. You may alternately call SetGraph() to initialize the
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* iterator.
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*
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* @sa
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* vtkGraph
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*/
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#ifndef vtkVertexListIterator_h
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#define vtkVertexListIterator_h
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#include "vtkCommonDataModelModule.h" // For export macro
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#include "vtkObject.h"
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#include "vtkGraph.h" // For edge type definitions
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class vtkGraphEdge;
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class VTKCOMMONDATAMODEL_EXPORT vtkVertexListIterator : public vtkObject
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{
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public:
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static vtkVertexListIterator *New();
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vtkTypeMacro(vtkVertexListIterator, vtkObject);
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void PrintSelf(ostream& os, vtkIndent indent) VTK_OVERRIDE;
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/**
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* Setup the iterator with a graph.
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*/
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virtual void SetGraph(vtkGraph *graph);
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//@{
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/**
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* Get the graph associated with this iterator.
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*/
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vtkGetObjectMacro(Graph, vtkGraph);
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//@}
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//@{
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/**
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* Returns the next edge in the graph.
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*/
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vtkIdType Next()
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{
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vtkIdType v = this->Current;
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++this->Current;
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return v;
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}
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//@}
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/**
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* Whether this iterator has more edges.
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*/
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bool HasNext()
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{
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return this->Current != this->End;
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}
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protected:
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vtkVertexListIterator();
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~vtkVertexListIterator() VTK_OVERRIDE;
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vtkGraph *Graph;
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vtkIdType Current;
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vtkIdType End;
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private:
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vtkVertexListIterator(const vtkVertexListIterator&) VTK_DELETE_FUNCTION;
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void operator=(const vtkVertexListIterator&) VTK_DELETE_FUNCTION;
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};
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#endif
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