lib/cpExtensions/Interaction/SeedWidget.cxx

   1 #include <cpExtensions/Interaction/SeedWidget.h>
   2
   3 #include <vtkEvent.h>
   4 #include <vtkWidgetCallbackMapper.h>
   5 #include <vtkWidgetEvent.h>
   6
   7 // -------------------------------------------------------------------------
   8 cpExtensions::Interaction::SeedWidget::
   9 Self* cpExtensions::Interaction::SeedWidget::
  10 New( )
  11 {
  12   return( new Self );
  13 }
  14
  15 // -------------------------------------------------------------------------
  16 void cpExtensions::Interaction::SeedWidget::
  17 SetInteractor( vtkRenderWindowInteractor* rwi )
  18 {
  19   this->Superclass::SetInteractor( rwi );
  20   /* TODO
  21      if( rwi != NULL )
  22      {
  23      TBaseStyle* s =
  24      dynamic_cast< TBaseStyle* >( rwi->GetInteractorStyle( ) );
  25      if( s != NULL )
  26      {
  27      s->AddMouseClickCommand( Self::_Click, this );
  28      s->AddMouseDoubleClickCommand( Self::_DoubleClick, this );
  29
  30      } // fi
  31
  32      } // fi
  33   */
  34 }
  35
  36 // -------------------------------------------------------------------------
  37 cpExtensions::Interaction::SeedWidget::
  38 SeedWidget( )
  39   : Superclass( )
  40 {
  41   // These are the event callbacks supported by this widget
  42   this->CallbackMapper->SetCallbackMethod(
  43     vtkCommand::LeftButtonPressEvent,
  44     vtkWidgetEvent::AddPoint,
  45     this, Self::_AddPointAction
  46     );
  47   this->CallbackMapper->SetCallbackMethod(
  48     vtkCommand::RightButtonPressEvent,
  49     vtkWidgetEvent::Completed,
  50     this, Self::_CompletedAction
  51     );
  52   this->CallbackMapper->SetCallbackMethod(
  53     vtkCommand::MouseMoveEvent,
  54     vtkWidgetEvent::Move,
  55     this, Self::_MoveAction
  56     );
  57   this->CallbackMapper->SetCallbackMethod(
  58     vtkCommand::LeftButtonReleaseEvent,
  59     vtkWidgetEvent::EndSelect,
  60     this, Self::_EndSelectAction
  61     );
  62   this->CallbackMapper->SetCallbackMethod(
  63     vtkCommand::KeyPressEvent,
  64     vtkEvent::NoModifier, 127, 1, "Delete",
  65     vtkWidgetEvent::Delete,
  66     this, Self::_DeleteAction
  67     );
  68 }
  69
  70 // -------------------------------------------------------------------------
  71 cpExtensions::Interaction::SeedWidget::
  72 ~SeedWidget( )
  73 {
  74 }
  75
  76 // -------------------------------------------------------------------------
  77 void cpExtensions::Interaction::SeedWidget::
  78 _AddPointAction( vtkAbstractWidget* wdg )
  79 {
  80   Self* self = dynamic_cast< Self* >( wdg );
  81   if( self == NULL )
  82     return;
  83   auto iren = self->GetInteractor( );
  84   if( iren == NULL )
  85     return;
  86   int shift = iren->GetShiftKey( );
  87   if( shift == 1 )
  88     Self::AddPointAction( wdg );
  89 }
  90
  91 // -------------------------------------------------------------------------
  92 void cpExtensions::Interaction::SeedWidget::
  93 _CompletedAction( vtkAbstractWidget* wdg )
  94 {
  95   // Do nothing
  96 }
  97
  98 // -------------------------------------------------------------------------
  99 void cpExtensions::Interaction::SeedWidget::
 100 _MoveAction( vtkAbstractWidget* wdg )
 101 {
 102   // Do nothing
 103 }
 104
 105 // -------------------------------------------------------------------------
 106 void cpExtensions::Interaction::SeedWidget::
 107 _EndSelectAction( vtkAbstractWidget* wdg )
 108 {
 109   // Do nothing
 110 }
 111
 112 // -------------------------------------------------------------------------
 113 void cpExtensions::Interaction::SeedWidget::
 114 _DeleteAction( vtkAbstractWidget* wdg )
 115 {
 116   // Do nothing
 117 }
 118
 119 // -------------------------------------------------------------------------
 120 /* TODO
 121    void cpExtensions::Interaction::SeedWidget::
 122    _Click(
 123    void* data, const TBaseStyle::ButtonID& button,
 124    int* idx, double* pos, bool alt, bool ctr, bool sft
 125    )
 126    {
 127    SeedWidget* self = reinterpret_cast< SeedWidget* >( data );
 128    if( self == NULL )
 129    return;
 130    if( self->WidgetState == vtkSeedWidget::MovingSeed )
 131    return;
 132
 133    int st = self->WidgetRep->ComputeInteractionState( idx[ 0 ], idx[ 1 ] );
 134    if( st == vtkSeedRepresentation::NearSeed )
 135    {
 136    self->WidgetState = vtkSeedWidget::MovingSeed;
 137
 138    // Invoke an event on ourself for the handles
 139    self->InvokeEvent( vtkCommand::LeftButtonPressEvent, NULL );
 140    self->Superclass::StartInteraction( );
 141    self->InvokeEvent( vtkCommand::StartInteractionEvent, NULL );
 142    self->EventCallbackCommand->SetAbortFlag( 1 );
 143    self->Render( );
 144
 145    } // fi
 146    }
 147
 148    // -------------------------------------------------------------------------
 149    void cpExtensions::Interaction::SeedWidget::
 150    _DoubleClick(
 151    void* data, const TBaseStyle::ButtonID& button,
 152    int* idx, double* pos, bool alt, bool ctr, bool sft
 153    )
 154    {
 155    Self::AddPointAction( reinterpret_cast< vtkAbstractWidget* >( data ) );
 156    }
 157 */
 158
 159 // eof - $RCSfile$