lib/cpPlugins/Extensions/Visualization/ImageInteractorStyle.h

   1 #ifndef __CPPLUGINS__EXTENSIONS__VISUALIZATION__IMAGEINTERACTORSTYLE__H__
   2 #define __CPPLUGINS__EXTENSIONS__VISUALIZATION__IMAGEINTERACTORSTYLE__H__
   3
   4 #include <vector>
   5
   6 #include <vtkInteractorStyleImage.h>
   7 #include <vtkOrientationMarkerWidget.h>
   8 #include <vtkPropPicker.h>
   9 #include <vtkSmartPointer.h>
  10
  11 /* TODO
  12    #include <vtkInteractorStyleImage.h>
  13    #include <vtkLineWidget2.h>
  14    #include <vtkLineRepresentation.h>
  15    #include <vtkPlane.h>
  16    class vtkImageData;
  17 */
  18
  19 namespace cpPlugins
  20 {
  21   namespace Extensions
  22   {
  23     namespace Visualization
  24     {
  25       class ImageSliceActors;
  26       class MPRActors;
  27
  28       /**
  29        */
  30       class ImageInteractorStyle
  31         : public vtkInteractorStyleImage
  32       {
  33       public:
  34         typedef ImageInteractorStyle Self;
  35
  36         enum InteractionMode
  37         {
  38           NavigationMode = 0,
  39           DeformationMode
  40         };
  41
  42       public:
  43         vtkTypeMacro( ImageInteractorStyle, vtkInteractorStyleImage );
  44
  45       public:
  46         static Self* New( );
  47
  48         void Configure(
  49           ImageSliceActors* slice_actors,
  50           MPRActors* mpr_actors = NULL
  51           );
  52         void AssociateInteractor( vtkRenderWindowInteractor* interactor );
  53
  54         void SetModeToNavigation( );
  55         void SetModeToDeformation( );
  56         virtual void SetInteractor(
  57           vtkRenderWindowInteractor* interactor, const int& axis
  58           );
  59
  60         unsigned long AddDoubleClickObserver( vtkCommand* observer );
  61         void RemoveDoubleClickObserver( unsigned long tag );
  62         void RemoveDoubleClickObserver( vtkCommand* observer );
  63         void RemoveDoubleClickObservers( );
  64
  65         // Description:
  66         // Event bindings controlling the effects of pressing mouse buttons
  67         // or moving the mouse.
  68         virtual void OnMouseMove( );
  69         virtual void OnLeftButtonDown( );
  70         virtual void OnLeftButtonUp( );
  71         virtual void OnMiddleButtonDown( );
  72         virtual void OnMiddleButtonUp( );
  73         virtual void OnRightButtonDown( );
  74         virtual void OnRightButtonUp( );
  75         virtual void OnMouseWheelForward( );
  76         virtual void OnMouseWheelBackward( );
  77
  78         // Description:
  79         // Override the "fly-to" (f keypress) for images.
  80         virtual void OnChar( );
  81
  82         // These methods for the different interactions in different modes
  83         // are overridden in subclasses to perform the correct motion. Since
  84         // they might be called from OnTimer, they do not have mouse coord
  85         // parameters (use interactor's GetEventPosition and
  86         // GetLastEventPosition)
  87
  88         virtual void Rotate( ) { }
  89         virtual void Spin( )   { }
  90         virtual void Zoom( )   { }
  91         virtual void Pick( )   { }
  92         virtual void Slice( )  { }
  93         virtual void WindowLevel( );
  94
  95         // Interaction mode entry points used internally.
  96         virtual void StartPick( )  { }
  97         virtual void EndPick( )    { }
  98         virtual void StartSlice( ) { }
  99         virtual void EndSlice( )   { }
 100         virtual void StartWindowLevel( );
 101         virtual void EndWindowLevel( );
 102
 103         // New events
 104         virtual void StartCursorMoving( );
 105         virtual void EndCursorMoving( );
 106
 107       protected:
 108         ImageInteractorStyle( );
 109         virtual ~ImageInteractorStyle( );
 110
 111         void _RenderAssociateInteractors( );
 112         bool _PickPosition( double pos[ 3 ] );
 113         void _UpdateCursor( );
 114
 115       private:
 116         // Purposely not implemented
 117         ImageInteractorStyle( const Self& );
 118         Self& operator=( const Self& );
 119
 120       protected:
 121         Self::InteractionMode Mode;
 122
 123         ImageSliceActors* m_SliceActors;
 124         MPRActors*        m_MPRActors;
 125
 126         vtkSmartPointer< vtkOrientationMarkerWidget > OrientationWidget;
 127         vtkSmartPointer< vtkPropPicker > PropPicker;
 128
 129         std::vector< vtkRenderWindowInteractor* > AssociatedInteractors;
 130
 131         bool CursorMoving;
 132
 133       public:
 134         static const int DoubleClickEvent;
 135       };
 136
 137     } // ecapseman
 138
 139   } // ecapseman
 140
 141 } // ecapseman
 142
 143 #endif // __CPPLUGINS__EXTENSIONS__VISUALIZATION__IMAGEINTERACTORSTYLE__H__
 144
 145 // eof - $RCSfile$