VTK
dox/Rendering/vtkLabelHierarchyIterator.h
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00001 /*=========================================================================
00002 
00003   Program:   Visualization Toolkit
00004   Module:    vtkLabelHierarchyIterator.h
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 #include "vtkObject.h"
00031 #include "vtkStdString.h" // for std string
00032 #include "vtkUnicodeString.h" // for unicode string
00033 
00034 class vtkIdTypeArray;
00035 class vtkLabelHierarchy;
00036 class vtkPolyData;
00037 
00038 class VTK_RENDERING_EXPORT vtkLabelHierarchyIterator : public vtkObject
00039 {
00040 public:
00041   vtkTypeMacro(vtkLabelHierarchyIterator,vtkObject);
00042   virtual void PrintSelf( ostream& os, vtkIndent indent );
00043 
00048   virtual void Begin( vtkIdTypeArray* ) { }
00049 
00051   virtual void Next() { }
00052 
00054   virtual bool IsAtEnd() { return true; }
00055 
00057   virtual void GetPoint( double x[3] );
00058 
00060   virtual void GetSize( double sz[2] );
00061 
00063   virtual void GetBoundedSize( double sz[2] );
00064 
00066   virtual int GetType();
00067 
00068   //BTX
00070   virtual vtkStdString GetLabel();
00071 
00073 
00074   virtual vtkUnicodeString GetUnicodeLabel();
00075   //ETX
00077 
00079   virtual double GetOrientation();
00080 
00082   virtual vtkIdType GetLabelId() { return -1; }
00083 
00085 
00086   vtkGetObjectMacro(Hierarchy, vtkLabelHierarchy);
00088 
00091   virtual void SetTraversedBounds( vtkPolyData* );
00092 
00096   virtual void GetNodeGeometry( double ctr[3], double& size ) = 0;
00097 
00101   virtual void BoxNode();
00102 
00107   virtual void BoxAllNodes( vtkPolyData* );
00108 
00110 
00113   vtkSetMacro(AllBounds,int);
00114   vtkGetMacro(AllBounds,int);
00116 
00117 protected:
00118   vtkLabelHierarchyIterator();
00119   virtual ~vtkLabelHierarchyIterator();
00120 
00121   void BoxNodeInternal3( const double* ctr, double sz );
00122   void BoxNodeInternal2( const double* ctr, double sz );
00123 
00125   virtual void SetHierarchy( vtkLabelHierarchy* h );
00126 
00127   vtkLabelHierarchy* Hierarchy;
00128   vtkPolyData* TraversedBounds;
00129   double BoundsFactor;
00130   int AllBounds;
00131   int AllBoundsRecorded;
00132 
00133 private:
00134   vtkLabelHierarchyIterator( const vtkLabelHierarchyIterator& ); // Not implemented.
00135   void operator = ( const vtkLabelHierarchyIterator& ); // Not implemented.
00136 };
00137 
00138 #endif // __vtkLabelHierarchyIterator_h