lib/fpa/VTK/Image3DObserver.h

   1 #ifndef __FPA__VTK__IMAGE3DOBSERVER__H__
   2 #define __FPA__VTK__IMAGE3DOBSERVER__H__
   3
   4 #include <map>
   5
   6 #include <itkCommand.h>
   7
   8 #include <vtkActor.h>
   9 #include <vtkPolyData.h>
  10 #include <vtkPolyDataMapper.h>
  11 #include <vtkSmartPointer.h>
  12
  13 namespace fpa
  14 {
  15   namespace VTK
  16   {
  17     /**
  18      */
  19     template< class F, class R >
  20     class Image3DObserver
  21       : public itk::Command
  22     {
  23     public:
  24       typedef Image3DObserver                 Self;
  25       typedef itk::Command                    Superclass;
  26       typedef itk::SmartPointer< Self >       Pointer;
  27       typedef itk::SmartPointer< const Self > ConstPointer;
  28
  29       typedef F                             TFilter;
  30       typedef R                             TRenderWindow;
  31       typedef typename TFilter::TInputImage TImage;
  32       typedef typename TFilter::TVertex     TVertex;
  33
  34       typedef std::pair< unsigned long, unsigned long > TVertexIds;
  35
  36       struct TVertexCmp
  37       {
  38         bool operator()( const TVertex& a, const TVertex& b ) const
  39           {
  40             unsigned int d = 0;
  41             while( d < TVertex::Dimension && a[ d ] == b[ d ] )
  42               d++;
  43             if( d < TVertex::Dimension )
  44               return( a[ d ] < b[ d ] );
  45             else
  46               return( false );
  47           }
  48       };
  49       typedef std::map< TVertex, TVertexIds, TVertexCmp > TVertices;
  50
  51     public:
  52       itkNewMacro( Self );
  53       itkTypeMacro( Image3DObserver, itkCommand );
  54
  55     public:
  56       void SetImage( const TImage* img, R* rw );
  57       void Render( );
  58       void Execute( itk::Object* c, const itk::EventObject& e )
  59         { this->Execute( ( const itk::Object* )( c ), e ); }
  60       void Execute( const itk::Object* c, const itk::EventObject& e );
  61
  62     protected:
  63       Image3DObserver( );
  64       virtual ~Image3DObserver( )
  65         { }
  66
  67     private:
  68       Image3DObserver( const Self& ); // Not impl.
  69       void operator=( const Self& );  // Not impl.
  70
  71     protected:
  72       typename TImage::ConstPointer m_Image;
  73
  74       R*            m_RenderWindow;
  75       unsigned long m_Number;
  76       unsigned long m_Percentage;
  77
  78       vtkSmartPointer< vtkPolyData > m_PolyData;
  79       vtkSmartPointer< vtkPolyDataMapper > m_PolyDataMapper;
  80       vtkSmartPointer< vtkActor > m_PolyDataActor;
  81
  82       TVertices m_Vertices;
  83     };
  84
  85   } // ecapseman
  86
  87 } // ecapseman
  88
  89 #include <fpa/VTK/Image3DObserver.hxx>
  90
  91 #endif // __FPA__VTK__IMAGE3DOBSERVER__H__
  92
  93 // eof - $RCSfile$