ThresholdImageView Class Reference

#include <ThresholdImageView.h>

Inheritance diagram for ThresholdImageView:
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List of all members.

Public Member Functions

 ThresholdImageView ()
 ~ThresholdImageView ()
void SetBaseColor (double r, double g, double b)
void SetminMaxValue (int min, int max)
void SetZ (int z)
void SetImage (vtkImageData *image)
void SetwxVtkBaseView (wxVtkBaseView *baseview)
void onThreshold ()
void onThresholdChange ()
void onThresholdInterpolation (bool interpolate)
void onThresholdChangeOpacity (int opacity)
void onThresholdRemove ()
wxVtkBaseView * GetwxVtkBaseView ()
void Refresh ()

Protected Member Functions

virtual int GetZ ()
vtkLookupTable * GetThresholdTable ()
vtkImageData * GetImage ()

Private Member Functions

virtual void ConfigLookupTable ()

Private Attributes

double _baseColorR
double _baseColorG
double _baseColorB
double _minValue
double _maxValue

Detailed Description

Definition at line 20 of file ThresholdImageView.h.

Constructor & Destructor Documentation

ThresholdImageView::ThresholdImageView (  ) 

Definition at line 17 of file ThresholdImageView.cxx.

References _baseColorB, _baseColorG, _baseColorR, _maxValue, and _minValue.

00018   {
00019           _minValue                                     =       0;
00020           _maxValue                                     =       1000;
00021           _baseColorR                           =       1;
00022           _baseColorG                           =       0;
00023           _baseColorB                           =       0;
00024   }

ThresholdImageView::~ThresholdImageView (  ) 

Definition at line 27 of file ThresholdImageView.cxx.

00028   {
00029   }

Member Function Documentation

void ThresholdImageView::ConfigLookupTable (  )  [private, virtual]

Implements LayerImageBase.

Definition at line 43 of file ThresholdImageView.cxx.

References _baseColorB, _baseColorG, _baseColorR, _maxValue, _minValue, LayerImageBase::GetImage(), and LayerImageBase::GetThresholdTable().

00044 {
00045         double range[2];
00046         
00047         GetImage()->GetScalarRange(range);
00048         if (range[1]==0)
00049         {
00050                 range[1]=255;
00051         }
00052         
00053         int minTot = floor (range[0]);
00054         int maxTot = ceil (range[1]);
00055         
00056         int minVal = floor (_minValue);
00057         int maxVal = floor (_maxValue);
00058 
00059         vtkLookupTable* thresholdTable = GetThresholdTable();
00060         thresholdTable->SetNumberOfTableValues(maxTot+1);
00061         thresholdTable->SetTableRange(range); 
00062         thresholdTable->SetAlphaRange(0, 1);
00063         thresholdTable->SetValueRange(0, 1);
00064         thresholdTable->SetSaturationRange(0, 0); 
00065         thresholdTable->SetRampToLinear( );
00066 
00067         //Assign a fake color for the upper image, and set the white as transparent
00068         int i;
00069         for(i = minTot; i <= maxTot; i++)
00070         {
00071                 if( i >= minVal && i <= maxVal )
00072                 {
00073                         thresholdTable->SetTableValue(i,_baseColorR,_baseColorG,_baseColorB, 1);
00074                 }
00075                 else if( i >= minTot && i < minVal )
00076                 {
00077                         thresholdTable->SetTableValue(i, 1.0, 1.0, 1.0, 0); //transparent
00078                 }
00079                 else if( i > maxVal && i < maxTot )
00080                 {
00081                         thresholdTable->SetTableValue(i, 1.0, 1.0, 1.0, 0); //transparent
00082                 }
00083                 else
00084                 {
00085                         thresholdTable->SetTableValue(i, 1.0, 1.0, 1.0, 0); //transparent
00086                 }
00087         } // for
00088         thresholdTable->Build( );
00089 
00090 }

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vtkImageData * LayerImageBase::GetImage (  )  [protected, inherited]

Definition at line 40 of file LayerImageBase.cxx.

References LayerImageBase::_image.

Referenced by ConfigLookupTable(), ColorLayerImageView::ConfigLookupTable(), and LayerImageBase::onThreshold().

00041 {
00042         return _image;
00043 }

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vtkLookupTable * LayerImageBase::GetThresholdTable (  )  [protected, inherited]

Definition at line 82 of file LayerImageBase.cxx.

References LayerImageBase::_thresholdTable.

Referenced by ConfigLookupTable(), and ColorLayerImageView::ConfigLookupTable().

00083 {
00084         return _thresholdTable;
00085 }

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wxVtkBaseView * LayerImageBase::GetwxVtkBaseView (  )  [inherited]

Definition at line 66 of file LayerImageBase.cxx.

References LayerImageBase::_baseView.

Referenced by ThresholdImageViewPanel::onChangeOpacity(), ThresholdImageViewPanel::onThresholdChange(), ThresholdImageViewPanel::onThresholdInterpolation(), and ThresholdImageViewPanel::onThresholdShow().

00067 {
00068         return _baseView;
00069 }

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int LayerImageBase::GetZ (  )  [protected, virtual, inherited]

Reimplemented in ColorLayerImageView.

Definition at line 34 of file LayerImageBase.cxx.

References LayerImageBase::_Z.

Referenced by LayerImageBase::onThreshold().

00035 {
00036         return _Z;
00037 }

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void LayerImageBase::onThreshold (  )  [inherited]

Definition at line 107 of file LayerImageBase.cxx.

References LayerImageBase::_actorPresent, LayerImageBase::_baseView, LayerImageBase::_image, LayerImageBase::_imageReslicer, LayerImageBase::_thresholdActor, LayerImageBase::_thresholdMapper, LayerImageBase::_thresholdTable, LayerImageBase::CleanZ(), LayerImageBase::ConfigLookupTable(), LayerImageBase::GetActorPresent(), LayerImageBase::GetImage(), wxVtkBaseView::GetRenderer(), and LayerImageBase::GetZ().

Referenced by ColorLayerImageViewPanel::onReadImage(), ColorLayerImageViewPanel::onSliceFixDinamic(), ColorLayerImageViewPanel::onSliceImage(), LayerImageBase::onThresholdChange(), ThresholdImageViewPanel::onThresholdShow(), and ColorLayerImageViewPanel::onThresholdShow().

00108 {
00109 
00110         if ((_image!=NULL) && (_baseView!=NULL))
00111         {
00112                 int z=CleanZ( GetZ() );
00113 
00114                 if (!GetActorPresent())
00115                 {
00116                         if (_thresholdTable==NULL)
00117                         {
00118                                 //Lookup Table
00119                                 _thresholdTable = vtkLookupTable::New();
00120                         } // _thresholdTable
00121 
00122                         if (_thresholdMapper==NULL)
00123                         {
00124                                 _thresholdMapper = vtkImageMapToColors::New( );
00125                         }
00126 
00127                         if (_thresholdActor==NULL)
00128                         {
00129                                 _thresholdActor = vtkImageActor::New( );
00130                                 _thresholdActor->SetOpacity( 0.6 );
00131                                 _thresholdActor->InterpolateOn(  );
00132                                 _thresholdActor->SetPosition( 0,0, 900-1 );
00133                         } // _thresholdActor
00134                         _baseView->GetRenderer()->AddActor( _thresholdActor );
00135                         _actorPresent = true;
00136                 }  // !GetActorPresent()
00137 
00138                 ConfigLookupTable();  // virtual method
00139                 _imageReslicer->SetInput( GetImage() );
00140                 _imageReslicer->SetInformationInput( GetImage() );
00141                 _imageReslicer->SetResliceAxesDirectionCosines(1,0,0, 0,1,0 ,0,0,1);
00142                 _imageReslicer->SetOutputDimensionality(2);
00143                 _imageReslicer->SetInterpolationModeToLinear();
00144                 _imageReslicer->SetResliceAxesOrigin(0,0,z);
00145 
00146                 vtkImageData *img = _imageReslicer->GetOutput();
00147                 img->Update();
00148                 img->UpdateInformation();
00149 
00150                 _thresholdMapper->SetInput( img );
00151                 _thresholdMapper->SetLookupTable( _thresholdTable );
00152                 _thresholdActor->SetInput( _thresholdMapper->GetOutput() );
00153                 } // _image
00154 }

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void LayerImageBase::onThresholdChange (  )  [inherited]

Definition at line 159 of file LayerImageBase.cxx.

References LayerImageBase::_actorPresent, and LayerImageBase::onThreshold().

Referenced by ThresholdImageViewPanel::onThresholdChange(), and ColorLayerImageViewPanel::onThresholdChange().

00160 {
00161         if (_actorPresent)
00162         {
00163                 onThreshold();
00164         }
00165 }

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void LayerImageBase::onThresholdChangeOpacity ( int  opacity  )  [inherited]

Definition at line 184 of file LayerImageBase.cxx.

References LayerImageBase::_actorPresent, and LayerImageBase::_thresholdActor.

Referenced by ThresholdImageViewPanel::onChangeOpacity(), and ColorLayerImageViewPanel::onChangeOpacity().

00185 {
00186         if (_actorPresent)
00187         {
00188                 _thresholdActor->SetOpacity(opacity*0.1);
00189         }
00190 }

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void LayerImageBase::onThresholdInterpolation ( bool  interpolate  )  [inherited]

Definition at line 168 of file LayerImageBase.cxx.

References LayerImageBase::_thresholdActor.

Referenced by ThresholdImageViewPanel::onThresholdInterpolation(), and ColorLayerImageViewPanel::onThresholdInterpolation().

00169 {
00170         if (_thresholdActor!=NULL)
00171         {
00172                 if (interpolate)
00173                 {
00174                         _thresholdActor->InterpolateOn( );
00175                 }
00176                 else
00177                 {
00178                         _thresholdActor->InterpolateOff( );
00179                 }
00180         }
00181 }

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void LayerImageBase::onThresholdRemove (  )  [inherited]

Definition at line 193 of file LayerImageBase.cxx.

References LayerImageBase::_actorPresent, LayerImageBase::_baseView, LayerImageBase::_thresholdActor, and wxVtkBaseView::GetRenderer().

Referenced by ThresholdImageViewPanel::onThresholdShow(), ColorLayerImageViewPanel::onThresholdShow(), ThresholdImageViewPanel::onThresholdStop(), and ColorLayerImageViewPanel::onThresholdStop().

00194 {
00195         if (_actorPresent)
00196         {
00197                 wxVtkBaseView * baseView = _baseView;
00198                 baseView->GetRenderer()->RemoveActor( _thresholdActor );
00199                 _actorPresent = false;
00200         }
00201 }

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void LayerImageBase::Refresh (  )  [inherited]

Definition at line 72 of file LayerImageBase.cxx.

References LayerImageBase::_baseView, and wxVtkBaseView::Refresh().

Referenced by ColorLayerImageViewPanel::onChangeOpacity(), ColorLayerImageViewPanel::onReadImage(), ColorLayerImageViewPanel::onSliceFixDinamic(), ColorLayerImageViewPanel::onSliceImage(), ColorLayerImageViewPanel::onThresholdChange(), ColorLayerImageViewPanel::onThresholdInterpolation(), and ColorLayerImageViewPanel::onThresholdShow().

00073 {
00074     if (_baseView!=NULL)
00075     {
00076         _baseView->Refresh();
00077     }
00078 }

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void ThresholdImageView::SetBaseColor ( double  r,
double  g,
double  b 
)

Definition at line 94 of file ThresholdImageView.cxx.

References _baseColorB, _baseColorG, and _baseColorR.

00095 {
00096         _baseColorR = r;
00097         _baseColorG = g;
00098         _baseColorB = b;
00099 }

void LayerImageBase::SetImage ( vtkImageData *  image  )  [inherited]

Definition at line 54 of file LayerImageBase.cxx.

References LayerImageBase::_image.

Referenced by ColorLayerImageViewPanel::onReadImage().

00055 {
00056         _image = image;
00057 }

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void ThresholdImageView::SetminMaxValue ( int  min,
int  max 
)

Definition at line 35 of file ThresholdImageView.cxx.

References _maxValue, and _minValue.

Referenced by ThresholdImageViewPanel::onThresholdChange().

00036 {
00037         _minValue = min;
00038         _maxValue = max;
00039 }

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void LayerImageBase::SetwxVtkBaseView ( wxVtkBaseView *  baseview  )  [inherited]

Definition at line 60 of file LayerImageBase.cxx.

References LayerImageBase::_baseView.

00061 {
00062         _baseView = baseview;
00063 }

void LayerImageBase::SetZ ( int  z  )  [inherited]

Definition at line 28 of file LayerImageBase.cxx.

References LayerImageBase::_Z.

00029 {
00030         _Z = z;
00031 }

Member Data Documentation

double ThresholdImageView::_baseColorB [private]

Definition at line 31 of file ThresholdImageView.h.

Referenced by ConfigLookupTable(), SetBaseColor(), and ThresholdImageView().

double ThresholdImageView::_baseColorG [private]

Definition at line 30 of file ThresholdImageView.h.

Referenced by ConfigLookupTable(), SetBaseColor(), and ThresholdImageView().

double ThresholdImageView::_baseColorR [private]

Definition at line 29 of file ThresholdImageView.h.

Referenced by ConfigLookupTable(), SetBaseColor(), and ThresholdImageView().

double ThresholdImageView::_maxValue [private]

Definition at line 33 of file ThresholdImageView.h.

Referenced by ConfigLookupTable(), SetminMaxValue(), and ThresholdImageView().

double ThresholdImageView::_minValue [private]

Definition at line 32 of file ThresholdImageView.h.

Referenced by ConfigLookupTable(), SetminMaxValue(), and ThresholdImageView().

The documentation for this class was generated from the following files:
Generated on 20 Oct 2010 for creaMaracasVisu_lib by  doxygen 1.6.1