void Interactor2D::ProcessPostMouseWheelEvent( wxMouseEvent& event, RenderView* renderview )
{
RenderView2D* view = ( RenderView2D* )renderview;
view->UpdateAnnotation();
view->Update2DOverlay();
view->NeedRedraw();
view->SendBroadcast( "Zooming", view );
Interactor::ProcessPostMouseWheelEvent( event, renderview );
}
bool Interactor2D::ProcessMouseMoveEvent( wxMouseEvent& event, RenderView* renderview )
{
RenderView2D* view = ( RenderView2D* )renderview;
LayerCollectionManager* lcm = MainWindow::GetMainWindowPointer()->GetLayerCollectionManager();
if ( !lcm->HasAnyLayer() )
{
return Interactor::ProcessMouseMoveEvent( event, renderview );
}
int posX = event.GetX();
int posY = event.GetY();
if ( m_bChangeSlice )
{
double* voxelSize = lcm->GetLayerCollection( "MRI" )->GetWorldVoxelSize();
int nPlane = view->GetViewPlane();
double dPixelPer = -0.20;
double dPosDiff = ( ( (int)( dPixelPer * ( posY - m_nDownPosY ) ) ) / dPixelPer -
( (int)( dPixelPer * ( m_nMousePosY - m_nDownPosY ) ) ) / dPixelPer )
* dPixelPer * voxelSize[nPlane];
if ( lcm->OffsetSlicePosition( nPlane, dPosDiff ) )
{
m_nMousePosX = posX;
m_nMousePosY = posY;
}
}
else if ( m_bMovingCursor )
{
view->UpdateCursorRASPosition( posX, posY );
view->NeedRedraw();
}
else if ( m_bWindowLevel )
{
std::vector<Layer*> layers = lcm->GetLayerCollection( "MRI" )->GetLayers();
LayerMRI* layer = NULL;
for ( size_t i = 0; i < layers.size(); i++ )
{
layer = ( LayerMRI*)layers[i];
if ( layer->IsVisible() && layer->GetProperties()->GetColorMap() == LayerPropertiesMRI::Grayscale )
break;
}
if ( layer )
{
double scaleX = 0.002;
double scaleY = 0.002;
double w = ( posX - m_nMousePosX ) * scaleX;
double l = ( posY - m_nMousePosY ) * scaleY;
double scaleOverall = layer->GetProperties()->GetMaxValue() -
layer->GetProperties()->GetMinValue();
w *= scaleOverall;
l *= scaleOverall;
w += layer->GetProperties()->GetWindow();
l += layer->GetProperties()->GetLevel();
if ( w < 0 )
w = 0;
layer->GetProperties()->SetWindowLevel( w, l );
}
m_nMousePosX = posX;
m_nMousePosY = posY;
}
else if ( m_bSelecting )
{
view->UpdateSelection( posX, posY );
view->NeedRedraw();
}
else
{
if ( event.MiddleIsDown() || event.RightIsDown() )
{
view->UpdateAnnotation();
view->Update2DOverlay();
if ( event.RightIsDown() )
view->SendBroadcast( "Zooming", view );
}
else
view->UpdateMouseRASPosition( posX, posY );
return Interactor::ProcessMouseMoveEvent( event, renderview );
}
return false;
}
bool Interactor2DMeasure::ProcessMouseDownEvent( wxMouseEvent& event, RenderView* renderview )
{
RenderView2D* view = ( RenderView2D* )renderview;
// UpdateCursor( event, view );
if ( m_region && !m_bDrawing && !m_bEditing )
m_region->Highlight( false );
if ( event.LeftDown() )
{
if ( event.CmdDown() && event.ShiftDown() )
return Interactor2D::ProcessMouseDownEvent( event, renderview );
LayerCollection* lc = MainWindow::GetMainWindowPointer()->GetLayerCollectionManager()->GetLayerCollection( "MRI" );
LayerVolumeBase* mri = ( LayerVolumeBase* )lc->GetActiveLayer();
if ( mri )
{
m_nMousePosX = event.GetX();
m_nMousePosY = event.GetY();
Region2D* reg = view->GetRegion( m_nMousePosX, m_nMousePosY, &m_nPointIndex );
if ( m_region && m_bDrawing )
{
((Region2DPolyline*)m_region)->AddPoint( m_nMousePosX, m_nMousePosY );
}
else if ( !reg ) // drawing
{
if ( m_nAction == MM_Line )
{
Region2DLine* reg_line = new Region2DLine( view );
reg_line->SetLine( m_nMousePosX, m_nMousePosY, m_nMousePosX, m_nMousePosY );
view->AddRegion( reg_line );
m_region = reg_line;
}
else if ( m_nAction == MM_Spline || m_nAction == MM_Polyline )
{
Region2DPolyline* reg_polyline = new Region2DPolyline( view, m_nAction == MM_Spline );
reg_polyline->AddPoint( m_nMousePosX, m_nMousePosY );
reg_polyline->AddPoint( m_nMousePosX, m_nMousePosY ); // add second point
view->AddRegion( reg_polyline );
m_region = reg_polyline;
}
else if ( m_nAction == MM_Rectangle )
{
Region2DRectangle* reg_rect = new Region2DRectangle( view );
reg_rect->SetRect( m_nMousePosX, m_nMousePosY, 1, 1 );
view->AddRegion( reg_rect );
m_region = reg_rect;
}
m_bDrawing = true;
}
else // editing
{
m_region = reg;
m_bEditing = true;
m_region->Highlight();
view->SendBroadcast( "RegionSelected", m_region );
view->NeedRedraw();
}
return false;
}
}
else if ( event.RightDown() )
{
if ( m_bDrawing && m_region )
{
m_bDrawing = false;
m_bEditing = false;
if ( m_nAction == MM_Spline || m_nAction == MM_Polyline )
((Region2DPolyline*)m_region)->RemoveLastPoint();
view->NeedRedraw();
return false;
}
}
return Interactor2D::ProcessMouseDownEvent( event, renderview ); // pass down the event
}