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         // Description:
  61         // Event bindings controlling the effects of pressing mouse buttons
  62         // or moving the mouse.
  63         virtual void OnMouseMove( );
  64         virtual void OnLeftButtonDown( );
  65         virtual void OnLeftButtonUp( );
  66         virtual void OnMiddleButtonDown( );
  67         virtual void OnMiddleButtonUp( );
  68         virtual void OnRightButtonDown( );
  69         virtual void OnRightButtonUp( );
  70         virtual void OnMouseWheelForward( );
  71         virtual void OnMouseWheelBackward( );
  72
  73         // Description:
  74         // Override the "fly-to" (f keypress) for images.
  75         virtual void OnChar( );
  76
  77         // These methods for the different interactions in different modes
  78         // are overridden in subclasses to perform the correct motion. Since
  79         // they might be called from OnTimer, they do not have mouse coord
  80         // parameters (use interactor's GetEventPosition and
  81         // GetLastEventPosition)
  82         virtual void Rotate( );
  83         virtual void Pan( );
  84         virtual void Spin( );
  85         virtual void Zoom( );
  86         virtual void WindowLevel( );
  87         virtual void Pick( );
  88         virtual void Slice( );
  89
  90         // Interaction mode entry points used internally.
  91         virtual void StartWindowLevel( );
  92         virtual void EndWindowLevel( );
  93         virtual void StartPick( );
  94         virtual void EndPick( );
  95         virtual void StartSlice( );
  96         virtual void EndSlice( );
  97
  98         // New events
  99         virtual void StartCursorMoving( );
 100         virtual void EndCursorMoving( );
 101
 102       protected:
 103         ImageInteractorStyle( );
 104         virtual ~ImageInteractorStyle( );
 105
 106         void _RenderAssociateInteractors( );
 107         bool _PickPosition( double pos[ 3 ] );
 108         void _UpdateCursor( );
 109
 110       private:
 111         // Purposely not implemented
 112         ImageInteractorStyle( const Self& );
 113         Self& operator=( const Self& );
 114
 115       protected:
 116         Self::InteractionMode Mode;
 117
 118         ImageSliceActors* m_SliceActors;
 119         MPRActors*        m_MPRActors;
 120
 121         vtkSmartPointer< vtkOrientationMarkerWidget > OrientationWidget;
 122         vtkSmartPointer< vtkPropPicker > PropPicker;
 123
 124         std::vector< vtkRenderWindowInteractor* > AssociatedInteractors;
 125
 126         bool CursorMoving;
 127
 128       public:
 129         static const int SliceEvent;
 130       };
 131
 132     } // ecapseman
 133
 134   } // ecapseman
 135
 136 } // ecapseman
 137
 138 #endif // __CPPLUGINS__EXTENSIONS__VISUALIZATION__IMAGEINTERACTORSTYLE__H__
 139
 140 // eof - $RCSfile$