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dox/Rendering/vtkLabelHierarchyIterator.h

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00001 /*=========================================================================
00002 
00003   Program:   Visualization Toolkit
00004   Module:    $RCSfile: vtkLabelHierarchyIterator.h,v $
00005 
00006   Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen
00007   All rights reserved.
00008   See Copyright.txt or http://www.kitware.com/Copyright.htm for details.
00009 
00010      This software is distributed WITHOUT ANY WARRANTY; without even
00011      the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
00012      PURPOSE.  See the above copyright notice for more information.
00013 
00014 =========================================================================*/
00015 /*-------------------------------------------------------------------------
00016   Copyright 2008 Sandia Corporation.
00017   Under the terms of Contract DE-AC04-94AL85000 with Sandia Corporation,
00018   the U.S. Government retains certain rights in this software.
00019 -------------------------------------------------------------------------*/
00027 #ifndef __vtkLabelHierarchyIterator_h
00028 #define __vtkLabelHierarchyIterator_h
00029 
00030 
00031 #include "vtkObject.h"
00032 
00033 class vtkIdTypeArray;
00034 class vtkLabelHierarchy;
00035 class vtkPolyData;
00036 
00037 class VTK_RENDERING_EXPORT vtkLabelHierarchyIterator : public vtkObject
00038 {
00039 public:
00040   vtkTypeRevisionMacro(vtkLabelHierarchyIterator,vtkObject);
00041   virtual void PrintSelf( ostream& os, vtkIndent indent );
00042 
00047   virtual void Begin( vtkIdTypeArray* ) { }
00048 
00050   virtual void Next() { }
00051 
00053   virtual bool IsAtEnd() { return true; }
00054 
00056   virtual void GetPoint( double x[3] );
00057 
00059   virtual void GetSize( double sz[2] );
00060 
00062   virtual int GetType();
00063 
00065   virtual vtkIdType GetLabelId() { return -1; }
00066 
00069   virtual void SetTraversedBounds( vtkPolyData* );
00070 
00074   virtual void GetNodeGeometry( double ctr[3], double& size ) = 0;
00075 
00079   virtual void BoxNode();
00080 
00085   virtual void BoxAllNodes( vtkPolyData* );
00086 
00088 
00091   vtkSetMacro(AllBounds,int);
00092   vtkGetMacro(AllBounds,int);
00094 
00095 protected:
00096   vtkLabelHierarchyIterator();
00097   virtual ~vtkLabelHierarchyIterator();
00098 
00099   void BoxNodeInternal3( const double* ctr, double sz );
00100   void BoxNodeInternal2( const double* ctr, double sz );
00101 
00103   virtual void SetHierarchy( vtkLabelHierarchy* h );
00104 
00105   vtkLabelHierarchy* Hierarchy;
00106   vtkPolyData* TraversedBounds;
00107   double BoundsFactor;
00108   int AllBounds;
00109   int AllBoundsRecorded;
00110 
00111 private:
00112   vtkLabelHierarchyIterator( const vtkLabelHierarchyIterator& ); // Not implemented.
00113   void operator = ( const vtkLabelHierarchyIterator& ); // Not implemented.
00114 };
00115 
00116 #endif // __vtkLabelHierarchyIterator_h

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