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 Interactor2D::ProcessMouseMoveEvent( QMouseEvent* event, RenderView* renderview ) { RenderView2D* view = ( RenderView2D* )renderview; MainWindow* mainwnd = MainWindow::GetMainWindow(); if ( mainwnd->IsEmpty() ) { return Interactor::ProcessMouseMoveEvent( event, renderview ); } int posX = event->x(); int posY = event->y(); if ( m_bChangeSlice ) { double* voxelSize = mainwnd->GetLayerCollection( "MRI" )->GetWorldVoxelSize(); int nPlane = view->GetViewPlane(); double dPixelPer = -0.25; double dPosDiff = ( ( (int)( dPixelPer * ( posY - m_nDownPosY ) ) ) / dPixelPer - ( (int)( dPixelPer * ( m_nMousePosY - m_nDownPosY ) ) ) / dPixelPer ) * dPixelPer * voxelSize[nPlane]; if ( mainwnd->OffsetSlicePosition( nPlane, dPosDiff ) ) { m_nMousePosX = posX; m_nMousePosY = posY; } } else if ( m_bMovingCursor ) { view->UpdateCursorRASPosition( posX, posY ); view->RequestRedraw(); } else if ( m_bWindowLevel ) { QList<Layer*> layers = mainwnd->GetLayerCollection( "MRI" )->GetLayers(); LayerMRI* layer = (LayerMRI*)mainwnd->GetActiveLayer("MRI"); if (layer && (!layer->IsVisible() || layer->GetProperty()->GetColorMap() == LayerPropertyMRI::LUT)) { layer = NULL; } if (layer == NULL) { for ( int i = 0; i < layers.size(); i++ ) { layer = ( LayerMRI*)layers[i]; if ( layer->IsVisible() && layer->GetProperty()->GetColorMap() != LayerPropertyMRI::LUT ) { break; } else { layer = NULL; } } } 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->GetProperty()->GetMaxValue() - layer->GetProperty()->GetMinValue(); w *= scaleOverall; l *= scaleOverall; switch ( layer->GetProperty()->GetColorMap() ) { case LayerPropertyMRI::Grayscale: w += layer->GetProperty()->GetWindow(); l += layer->GetProperty()->GetLevel(); if ( w < 0 ) { w = 0; } layer->GetProperty()->SetWindowLevel(w, l); break; case LayerPropertyMRI::Heat: w += layer->GetProperty()->GetHeatScaleMaxThreshold() - layer->GetProperty()->GetHeatScaleMinThreshold(); l += (layer->GetProperty()->GetHeatScaleMaxThreshold() + layer->GetProperty()->GetHeatScaleMinThreshold())/2; if ( w < 0 ) { w = 0; } layer->GetProperty()->SetHeatScale( l-w/2, l, l+w/2 ); break; default: w += layer->GetProperty()->GetMaxGenericThreshold() - layer->GetProperty()->GetMinGenericThreshold(); l += (layer->GetProperty()->GetMaxGenericThreshold() + layer->GetProperty()->GetMinGenericThreshold())/2; if ( w < 0 ) { w = 0; } layer->GetProperty()->SetMinMaxGenericThreshold( l-w/2, l+w/2 ); break; } } m_nMousePosX = posX; m_nMousePosY = posY; } else if ( m_bSelecting ) { view->UpdateSelection( posX, posY ); view->RequestRedraw(); } else { if ( event->buttons() & Qt::MidButton || event->buttons() & Qt::RightButton ) { view->UpdateAnnotation(); view->Update2DOverlay(); if ( event->buttons() & Qt::RightButton ) { view->EmitZooming(); } } else { view->UpdateMouseRASPosition( posX, posY ); } return Interactor::ProcessMouseMoveEvent( event, renderview ); } return false; }