lib/cpExtensions/Visualization/WindowLevelImageActor.cxx

   1 #include <cpExtensions/Visualization/WindowLevelImageActor.h>
   2 #include <cpExtensions/Visualization/ImageSliceMapper.h>
   3
   4 #include <vtkImageData.h>
   5 #include <vtkImageProperty.h>
   6
   7 // -------------------------------------------------------------------------
   8 cpExtensions::Visualization::WindowLevelImageActor::
   9 Self* cpExtensions::Visualization::WindowLevelImageActor::
  10 New( )
  11 {
  12   return( new Self( ) );
  13 }
  14
  15 // -------------------------------------------------------------------------
  16 vtkImageData* cpExtensions::Visualization::WindowLevelImageActor::
  17 GetImage( )
  18 {
  19   return( this->m_Mapper->GetInput( ) );
  20 }
  21
  22 // -------------------------------------------------------------------------
  23 const vtkImageData* cpExtensions::Visualization::WindowLevelImageActor::
  24 GetImage( ) const
  25 {
  26   return( this->m_Mapper->GetInput( ) );
  27 }
  28
  29 // -------------------------------------------------------------------------
  30 void cpExtensions::Visualization::WindowLevelImageActor::
  31 SetImage( vtkImageData* image )
  32 {
  33   this->m_Mapper->SetInputData( image );
  34   this->ResetRange( );
  35   this->Modified( );
  36 }
  37
  38 // -------------------------------------------------------------------------
  39 double cpExtensions::Visualization::WindowLevelImageActor::
  40 GetLevel( ) const
  41 {
  42   Self* self = const_cast< Self* >( this );
  43   return( self->GetProperty( )->GetColorLevel( ) );
  44 }
  45
  46 // -------------------------------------------------------------------------
  47 double cpExtensions::Visualization::WindowLevelImageActor::
  48 GetWindow( ) const
  49 {
  50   Self* self = const_cast< Self* >( this );
  51   return( self->GetProperty( )->GetColorWindow( ) );
  52 }
  53
  54 // -------------------------------------------------------------------------
  55 void cpExtensions::Visualization::WindowLevelImageActor::
  56 GetWindowLevel( double wl[ 2 ] ) const
  57 {
  58   Self* self = const_cast< Self* >( this );
  59   wl[ 0 ] = self->GetProperty( )->GetColorWindow( );
  60   wl[ 1 ] = self->GetProperty( )->GetColorLevel( );
  61 }
  62
  63 // -------------------------------------------------------------------------
  64 void cpExtensions::Visualization::WindowLevelImageActor::
  65 ResetWindowLevel( )
  66 {
  67   this->SetWindowLevel(
  68     ( this->m_Range[ 1 ] - this->m_Range[ 0 ] ),
  69     ( this->m_Range[ 1 ] + this->m_Range[ 0 ] ) / double( 2 )
  70     );
  71 }
  72
  73 // -------------------------------------------------------------------------
  74 void cpExtensions::Visualization::WindowLevelImageActor::
  75 SetLevel( double l )
  76 {
  77   double ol = this->GetProperty( )->GetColorLevel( );
  78   if( l != ol && this->m_Range[ 0 ] <= l && l <= this->m_Range[ 1 ] )
  79   {
  80     this->GetProperty( )->SetColorLevel( l );
  81     this->Modified( );
  82
  83   } // fi
  84 }
  85
  86 // -------------------------------------------------------------------------
  87 void cpExtensions::Visualization::WindowLevelImageActor::
  88 SetWindow( double w )
  89 {
  90   double mw = this->m_Range[ 1 ] - this->m_Range[ 0 ];
  91   double ow = this->GetProperty( )->GetColorWindow( );
  92   if( w != ow && double( 0 ) <= w && w <= mw )
  93   {
  94     this->GetProperty( )->SetColorWindow( w );
  95     this->Modified( );
  96
  97   } // fi
  98 }
  99
 100 // -------------------------------------------------------------------------
 101 void cpExtensions::Visualization::WindowLevelImageActor::
 102 SetWindowLevel( double w, double l )
 103 {
 104   this->SetWindow( w );
 105   this->SetLevel( l );
 106 }
 107
 108 // -------------------------------------------------------------------------
 109 void cpExtensions::Visualization::WindowLevelImageActor::
 110 SetWindowLevel( double wl[ 2 ] )
 111 {
 112   this->SetWindow( wl[ 0 ] );
 113   this->SetLevel( wl[ 1 ] );
 114 }
 115
 116 // -------------------------------------------------------------------------
 117 double cpExtensions::Visualization::WindowLevelImageActor::
 118 GetMinimum( ) const
 119 {
 120   return( this->m_Range[ 0 ] );
 121 }
 122
 123 // -------------------------------------------------------------------------
 124 double cpExtensions::Visualization::WindowLevelImageActor::
 125 GetMaximum( ) const
 126 {
 127   return( this->m_Range[ 0 ] );
 128 }
 129
 130 // -------------------------------------------------------------------------
 131 void cpExtensions::Visualization::WindowLevelImageActor::
 132 GetRange( double r[ 2 ] ) const
 133 {
 134   r[ 0 ] = this->m_Range[ 0 ];
 135   r[ 1 ] = this->m_Range[ 1 ];
 136 }
 137
 138 // -------------------------------------------------------------------------
 139 void cpExtensions::Visualization::WindowLevelImageActor::
 140 ResetRange( )
 141 {
 142   this->GetImage( )->GetScalarRange( this->m_Range );
 143   this->ResetWindowLevel( );
 144 }
 145
 146 // -------------------------------------------------------------------------
 147 void cpExtensions::Visualization::WindowLevelImageActor::
 148 SetMinimum( double a )
 149 {
 150   if( this->m_Range[ 0 ] != a )
 151   {
 152     this->m_Range[ 0 ] = a;
 153     this->ResetWindowLevel( );
 154
 155   } // fi
 156 }
 157
 158 // -------------------------------------------------------------------------
 159 void cpExtensions::Visualization::WindowLevelImageActor::
 160 SetMaximum( double b )
 161 {
 162   if( this->m_Range[ 1 ] != b )
 163   {
 164     this->m_Range[ 1 ] = b;
 165     this->ResetWindowLevel( );
 166
 167   } // fi
 168 }
 169
 170 // -------------------------------------------------------------------------
 171 void cpExtensions::Visualization::WindowLevelImageActor::
 172 SetRange( double a, double b )
 173 {
 174   this->SetMinimum( a );
 175   this->SetMaximum( b );
 176 }
 177
 178 // -------------------------------------------------------------------------
 179 void cpExtensions::Visualization::WindowLevelImageActor::
 180 SetRange( double r[ 2 ] )
 181 {
 182   this->SetMinimum( r[ 0 ] );
 183   this->SetMaximum( r[ 1 ] );
 184 }
 185
 186 // -------------------------------------------------------------------------
 187 cpExtensions::Visualization::WindowLevelImageActor::
 188 WindowLevelImageActor( )
 189   : Superclass( )
 190 {
 191   this->m_Range[ 0 ] = this->m_Range[ 1 ] = double( 0 );
 192 }
 193
 194 // -------------------------------------------------------------------------
 195 cpExtensions::Visualization::WindowLevelImageActor::
 196 ~WindowLevelImageActor( )
 197 {
 198 }
 199
 200 // eof - $RCSfile$