| 31 | #include <QTextDocument> |
| 32 | |
| 33 | QPixmap GetPixmapFromImageNode(const mitk::DataNode* dataNode, int height) |
| 34 | { |
| 35 | if (nullptr == dataNode) |
| 36 | { |
| 37 | return QPixmap(); |
| 38 | } |
| 39 | |
| 40 | const mitk::Image* image = nullptr; |
| 41 | |
| 42 | const mitk::MultiLabelSegmentation* segmentation = dynamic_cast<const mitk::MultiLabelSegmentation*>(dataNode->GetData()); |
| 43 | if (nullptr != segmentation && segmentation->GetNumberOfGroups()>0) |
| 44 | { |
| 45 | image = segmentation->GetGroupImage(0); |
| 46 | } |
| 47 | |
| 48 | if (nullptr == image) image = dynamic_cast<const mitk::Image*>(dataNode->GetData()); |
| 49 | |
| 50 | if ((nullptr == image || !image->IsInitialized()) || // -> must be an image |
| 51 | (image->GetPixelType().GetNumberOfComponents() != 1)) // -> for now only single component are allowed |
| 52 | { |
| 53 | auto descManager = QmitkNodeDescriptorManager::GetInstance(); |
| 54 | auto desc = descManager->GetDescriptor(dataNode); |
| 55 | auto icon = desc->GetIcon(dataNode); |
| 56 | auto fallBackMap = icon.pixmap(height, height); |
| 57 | return fallBackMap; |
| 58 | } |
| 59 | |
| 60 | mitk::PlaneGeometry::Pointer planeGeometry = mitk::PlaneGeometry::New(); |
| 61 | int sliceNumber = image->GetDimension(2) / 2; |
| 62 | planeGeometry->InitializeStandardPlane(image->GetGeometry(), mitk::AnatomicalPlane::Axial, sliceNumber); |
| 63 | |
| 64 | mitk::ExtractSliceFilter::Pointer extractSliceFilter = mitk::ExtractSliceFilter::New(); |
| 65 | extractSliceFilter->SetInput(image); |
| 66 | extractSliceFilter->SetInterpolationMode(mitk::ExtractSliceFilter::RESLICE_NEAREST); |
| 67 | extractSliceFilter->SetResliceTransformByGeometry(image->GetGeometry()); |
| 68 | extractSliceFilter->SetWorldGeometry(planeGeometry); |
| 69 | extractSliceFilter->SetOutputDimensionality(2); |
| 70 | extractSliceFilter->SetVtkOutputRequest(true); |
| 71 | extractSliceFilter->Update(); |
| 72 | |
| 73 | vtkImageData* imageData = extractSliceFilter->GetVtkOutput(); |
| 74 | |
| 75 | vtkSmartPointer<vtkLookupTable> lookupTable = vtkSmartPointer<vtkLookupTable>::New(); |
| 76 | |
| 77 | if (nullptr != segmentation) |
| 78 | { |
| 79 | lookupTable->DeepCopy(const_cast<vtkLookupTable*>(segmentation->GetLookupTable()->GetVtkLookupTable().GetPointer())); |
| 80 | lookupTable->SetTableValue(0, 0., 0., 0.); |
| 81 | } |
| 82 | else |
| 83 | { |
| 84 | mitk::LevelWindow levelWindow; |
| 85 | dataNode->GetLevelWindow(levelWindow); |
| 86 | lookupTable->SetRange(levelWindow.GetLowerWindowBound(), levelWindow.GetUpperWindowBound()); |
| 87 | lookupTable->SetSaturationRange(0.0, 0.0); |
| 88 | lookupTable->SetValueRange(0.0, 1.0); |
| 89 | lookupTable->SetHueRange(0.0, 0.0); |
| 90 | lookupTable->SetRampToLinear(); |
no test coverage detected