diff --git a/Modules/Multilabel/mitkLabelSetImage.cpp b/Modules/Multilabel/mitkLabelSetImage.cpp index bfb1fdb3b3..faaf396b89 100644 --- a/Modules/Multilabel/mitkLabelSetImage.cpp +++ b/Modules/Multilabel/mitkLabelSetImage.cpp @@ -1,1722 +1,1739 @@ /*============================================================================ The Medical Imaging Interaction Toolkit (MITK) Copyright (c) German Cancer Research Center (DKFZ) All rights reserved. Use of this source code is governed by a 3-clause BSD license that can be found in the LICENSE file. ============================================================================*/ #include "mitkLabelSetImage.h" #include #include #include #include #include #include #include #include #include #include namespace mitk { template void ClearBufferProcessing(ImageType* itkImage) { itkImage->FillBuffer(0); } void ClearImageBuffer(mitk::Image* image) { if (image->GetDimension() == 4) { //remark: this extra branch was added, because LabelSetImage instances can be //dynamic (4D), but AccessByItk by support only supports 2D and 3D. //The option to change the CMake default dimensions for AccessByItk was //dropped (for details see discussion in T28756) AccessFixedDimensionByItk(image, ClearBufferProcessing, 4); } else { AccessByItk(image, ClearBufferProcessing); } } } const mitk::LabelSetImage::LabelValueType mitk::LabelSetImage::UNLABELED_VALUE = 0; mitk::LabelSetImage::LabelSetImage() : mitk::Image(), m_ActiveLabelValue(0), m_UnlabeledLabelLock(false), m_ActiveLayer(0), m_activeLayerInvalid(false) { m_LookupTable = mitk::LookupTable::New(); m_LookupTable->SetType(mitk::LookupTable::MULTILABEL); // Add some DICOM Tags as properties to segmentation image DICOMSegmentationPropertyHelper::DeriveDICOMSegmentationProperties(this); } mitk::LabelSetImage::LabelSetImage(const mitk::LabelSetImage &other) : Image(other), m_ActiveLabelValue(other.m_ActiveLabelValue), m_LookupTable(other.m_LookupTable->Clone()), m_UnlabeledLabelLock(other.m_UnlabeledLabelLock), m_ActiveLayer(other.GetActiveLayer()), m_activeLayerInvalid(false) { GroupIndexType i = 0; for (auto groupImage : other.m_LayerContainer) { this->AddLayer(groupImage->Clone(), other.GetConstLabelsByValue(other.GetLabelValuesByGroup(i))); i++; } m_Groups = other.m_Groups; // Add some DICOM Tags as properties to segmentation image DICOMSegmentationPropertyHelper::DeriveDICOMSegmentationProperties(this); } void mitk::LabelSetImage::Initialize(const mitk::Image *other) { mitk::PixelType pixelType(mitk::MakeScalarPixelType()); if (other->GetDimension() == 2) { const unsigned int dimensions[] = {other->GetDimension(0), other->GetDimension(1), 1}; Superclass::Initialize(pixelType, 3, dimensions); } else { Superclass::Initialize(pixelType, other->GetDimension(), other->GetDimensions()); } auto originalGeometry = other->GetTimeGeometry()->Clone(); this->SetTimeGeometry(originalGeometry); // initialize image memory to zero ClearImageBuffer(this); // Transfer some general DICOM properties from the source image to derived image (e.g. Patient information,...) DICOMQIPropertyHelper::DeriveDICOMSourceProperties(other, this); // Add a inital LabelSet ans corresponding image data to the stack if (this->GetNumberOfLayers() == 0) { AddLayer(); } } mitk::LabelSetImage::~LabelSetImage() { for (auto [value, label] : m_LabelMap) { this->ReleaseLabel(label); } m_LabelMap.clear(); } unsigned int mitk::LabelSetImage::GetActiveLayer() const { if (m_LayerContainer.size() == 0) mitkThrow() << "Cannot return active layer index. No layer is available."; return m_ActiveLayer; } unsigned int mitk::LabelSetImage::GetNumberOfLayers() const { return m_LayerContainer.size(); } void mitk::LabelSetImage::RemoveGroup(GroupIndexType indexToDelete) { if (!this->ExistGroup(indexToDelete)) mitkThrow() << "Cannot remove group. Group does not exist. Invalid group index: "<GetNumberOfLayers() == 1) { //last layer is about to be deleted newActiveIndex = 0; } else { //we have to add/subtract one more because we have not removed the layer yet, thus the group count is to 1 high. newActiveIndex = indexToDelete+1 < GetNumberOfLayers() ? indexToDelete : GetNumberOfLayers() - 2; newActiveIndexBeforeDeletion = indexToDelete + 1 < GetNumberOfLayers() ? indexToDelete+1 : indexToDelete -1; } } if (activeIndex == indexToDelete) { // we are deleting the active layer, it should not be copied back into the vector m_activeLayerInvalid = true; //copy the image content of the upcoming new active layer; SetActiveLayer(newActiveIndexBeforeDeletion); } auto relevantLabels = m_GroupToLabelMap[indexToDelete]; { std::lock_guard guard(m_LabelNGroupMapsMutex); // remove labels of group for (auto labelValue : relevantLabels) { auto label = m_LabelMap[labelValue]; this->ReleaseLabel(label); m_LabelToGroupMap.erase(labelValue); m_LabelMap.erase(labelValue); this->InvokeEvent(LabelRemovedEvent(labelValue)); } // remove the group entries in the maps and the image. m_Groups.erase(m_Groups.begin() + indexToDelete); m_GroupToLabelMap.erase(m_GroupToLabelMap.begin() + indexToDelete); m_LayerContainer.erase(m_LayerContainer.begin() + indexToDelete); } //update old indexes in m_GroupToLabelMap to new layer indexes for (auto& element : m_LabelToGroupMap) { if (element.second > indexToDelete) element.second = element.second -1; } //correct active layer index m_ActiveLayer = newActiveIndex; this->InvokeEvent(LabelsChangedEvent(relevantLabels)); this->InvokeEvent(GroupRemovedEvent(indexToDelete)); this->Modified(); } mitk::LabelSetImage::LabelValueVectorType mitk::LabelSetImage::ExtractLabelValuesFromLabelVector(const LabelVectorType& labels) { LabelValueVectorType result; for (auto label : labels) { result.emplace_back(label->GetValue()); } return result; } mitk::LabelSetImage::LabelValueVectorType mitk::LabelSetImage::ExtractLabelValuesFromLabelVector(const ConstLabelVectorType& labels) { LabelValueVectorType result; for (auto label : labels) { result.emplace_back(label->GetValue()); } return result; } mitk::LabelSetImage::ConstLabelVectorType mitk::LabelSetImage::ConvertLabelVectorConst(const LabelVectorType& labels) { ConstLabelVectorType result(labels.begin(), labels.end()); return result; }; const mitk::LabelSetImage::LabelValueVectorType mitk::LabelSetImage::GetAllLabelValues() const { LabelValueVectorType result; for (auto [value, label] : m_LabelMap) { result.emplace_back(value); } return result; } mitk::LabelSetImage::LabelValueVectorType mitk::LabelSetImage::GetUsedLabelValues() const { LabelValueVectorType result = { UNLABELED_VALUE }; for (auto [value, label] : m_LabelMap) { result.emplace_back(value); } return result; } mitk::LabelSetImage::GroupIndexType mitk::LabelSetImage::AddLayer(ConstLabelVector labels) { mitk::Image::Pointer newImage = mitk::Image::New(); newImage->Initialize(this->GetPixelType(), this->GetDimension(), this->GetDimensions(), this->GetImageDescriptor()->GetNumberOfChannels()); newImage->SetTimeGeometry(this->GetTimeGeometry()->Clone()); ClearImageBuffer(newImage); return this->AddLayer(newImage, labels); } mitk::LabelSetImage::GroupIndexType mitk::LabelSetImage::AddLayer(mitk::Image* layerImage, ConstLabelVector labels) { GroupIndexType newGroupID = m_Groups.size(); if (nullptr == layerImage) mitkThrow() << "Cannot add group. Passed group image is nullptr."; bool equalGeometries = Equal( *(this->GetTimeGeometry()), *(layerImage->GetTimeGeometry()), NODE_PREDICATE_GEOMETRY_DEFAULT_CHECK_COORDINATE_PRECISION, NODE_PREDICATE_GEOMETRY_DEFAULT_CHECK_DIRECTION_PRECISION, false); if (!equalGeometries) mitkThrow() << "Cannot add group. Passed group image has not the same geometry like segmentation."; if (layerImage->GetPixelType() != MakePixelType()) mitkThrow() << "Cannot add group. Passed group image has incorrect pixel type. Only LabelValueType is supported. Invalid pixel type: "<< layerImage->GetPixelType().GetTypeAsString(); // push a new working image for the new layer m_LayerContainer.push_back(layerImage); m_Groups.push_back(""); m_GroupToLabelMap.push_back({}); for (auto label : labels) { if (m_LabelMap.end() != m_LabelMap.find(label->GetValue())) { mitkThrow() << "Cannot add layer. Labels that should be added with layer use at least one label value that is already in use. Conflicted label value: " << label->GetValue(); } auto labelClone = label->Clone(); DICOMSegmentationPropertyHelper::SetDICOMSegmentProperties(labelClone); this->AddLabelToMap(labelClone->GetValue(), labelClone, newGroupID); this->RegisterLabel(labelClone); } this->Modified(); this->InvokeEvent(GroupAddedEvent(newGroupID)); return newGroupID; } void mitk::LabelSetImage::ReplaceGroupLabels(const GroupIndexType groupID, const ConstLabelVectorType& labelSet) { if (m_LayerContainer.size() <= groupID) { mitkThrow() << "Trying to replace labels of non-existing group. Invalid group id: "< guard(m_LabelNGroupMapsMutex); oldLabels = this->m_GroupToLabelMap[groupID]; for (auto labelID : oldLabels) { this->RemoveLabelFromMap(labelID); this->InvokeEvent(LabelRemovedEvent(labelID)); } } this->InvokeEvent(LabelsChangedEvent(oldLabels)); this->InvokeEvent(GroupModifiedEvent(groupID)); //add new labels to group for (auto label : labelSet) { this->AddLabel(label->Clone(), groupID, true, false); } } void mitk::LabelSetImage::ReplaceGroupLabels(const GroupIndexType groupID, const LabelVectorType& labelSet) { return ReplaceGroupLabels(groupID, ConvertLabelVectorConst(labelSet)); } mitk::Image* mitk::LabelSetImage::GetGroupImage(GroupIndexType groupID) { if (!this->ExistGroup(groupID)) mitkThrow() << "Error, cannot return group image. Group ID is invalid. Invalid ID: " << groupID; return groupID == this->GetActiveLayer() ? this : m_LayerContainer[groupID]; } const mitk::Image* mitk::LabelSetImage::GetGroupImage(GroupIndexType groupID) const { if (!this->ExistGroup(groupID)) mitkThrow() << "Error, cannot return group image. Group ID is invalid. Invalid ID: " << groupID; return groupID == this->GetActiveLayer() ? this : m_LayerContainer.at(groupID).GetPointer(); } const mitk::Image* mitk::LabelSetImage::GetGroupImageWorkaround(GroupIndexType groupID) const { if (!this->ExistGroup(groupID)) mitkThrow() << "Error, cannot return group image. Group ID is invalid. Invalid ID: " << groupID; if (groupID == this->GetActiveLayer() && this->GetMTime()> m_LayerContainer[groupID]->GetMTime()) { //we have to transfer the content first into the group image if (4 == this->GetDimension()) { AccessFixedDimensionByItk_n(this, ImageToLayerContainerProcessing, 4, (groupID)); } else { AccessByItk_1(this, ImageToLayerContainerProcessing, groupID); } } return m_LayerContainer[groupID].GetPointer(); } +const std::string& mitk::LabelSetImage::GetGroupName(GroupIndexType groupID) const +{ + if (!this->ExistGroup(groupID)) + mitkThrow() << "Error, cannot return group name. Group ID is invalid. Invalid ID: " << groupID; + + return m_Groups[groupID]; +} + +void mitk::LabelSetImage::SetGroupName(GroupIndexType groupID, const std::string& name) +{ + if (!this->ExistGroup(groupID)) + mitkThrow() << "Error, cannot set group name. Group ID is invalid. Invalid ID: " << groupID; + + m_Groups[groupID] = name; + this->InvokeEvent(GroupModifiedEvent(groupID)); +} + void mitk::LabelSetImage::SetActiveLayer(unsigned int layer) { try { if (4 == this->GetDimension()) { if ((layer != GetActiveLayer() || m_activeLayerInvalid) && (layer < this->GetNumberOfLayers())) { BeforeChangeLayerEvent.Send(); if (m_activeLayerInvalid) { // We should not write the invalid layer back to the vector m_activeLayerInvalid = false; } else { AccessFixedDimensionByItk_n(this, ImageToLayerContainerProcessing, 4, (GetActiveLayer())); } m_ActiveLayer = layer; AccessFixedDimensionByItk_n(this, LayerContainerToImageProcessing, 4, (GetActiveLayer())); AfterChangeLayerEvent.Send(); } } else { if ((layer != GetActiveLayer() || m_activeLayerInvalid) && (layer < this->GetNumberOfLayers())) { BeforeChangeLayerEvent.Send(); if (m_activeLayerInvalid) { // We should not write the invalid layer back to the vector m_activeLayerInvalid = false; } else { AccessByItk_1(this, ImageToLayerContainerProcessing, GetActiveLayer()); } m_ActiveLayer = layer; AccessByItk_1(this, LayerContainerToImageProcessing, GetActiveLayer()); AfterChangeLayerEvent.Send(); } } } catch (itk::ExceptionObject &e) { mitkThrow() << e.GetDescription(); } this->Modified(); } void mitk::LabelSetImage::SetActiveLabel(LabelValueType label) { m_ActiveLabelValue = label; if (label != UNLABELED_VALUE) { auto groupID = this->GetGroupIndexOfLabel(label); if (groupID!=this->GetActiveLayer()) this->SetActiveLayer(groupID); } Modified(); } void mitk::LabelSetImage::ClearBuffer() { try { ClearImageBuffer(this); this->Modified(); } catch (itk::ExceptionObject &e) { mitkThrow() << e.GetDescription(); } } void mitk::LabelSetImage::MergeLabel(PixelType pixelValue, PixelType sourcePixelValue) { try { AccessByItk_2(this, MergeLabelProcessing, pixelValue, sourcePixelValue); } catch (itk::ExceptionObject &e) { mitkThrow() << e.GetDescription(); } this->SetActiveLabel(pixelValue); this->InvokeEvent(LabelModifiedEvent(sourcePixelValue)); this->InvokeEvent(LabelModifiedEvent(pixelValue)); this->InvokeEvent(LabelsChangedEvent({ sourcePixelValue, pixelValue })); Modified(); } void mitk::LabelSetImage::MergeLabels(PixelType pixelValue, const std::vector& vectorOfSourcePixelValues) { try { for (unsigned int idx = 0; idx < vectorOfSourcePixelValues.size(); idx++) { AccessByItk_2(this, MergeLabelProcessing, pixelValue, vectorOfSourcePixelValues[idx]); this->InvokeEvent(LabelModifiedEvent(vectorOfSourcePixelValues[idx])); } } catch (itk::ExceptionObject &e) { mitkThrow() << e.GetDescription(); } this->SetActiveLabel(pixelValue); this->InvokeEvent(LabelModifiedEvent(pixelValue)); auto modifiedValues = vectorOfSourcePixelValues; modifiedValues.push_back(pixelValue); this->InvokeEvent(LabelsChangedEvent(modifiedValues)); Modified(); } void mitk::LabelSetImage::RemoveLabel(LabelValueType pixelValue) { GroupIndexType groupID = 0; { std::lock_guard guard(m_LabelNGroupMapsMutex); if (m_LabelMap.find(pixelValue) == m_LabelMap.end()) return; groupID = this->GetGroupIndexOfLabel(pixelValue); //first erase the pixel content (also triggers a LabelModified event) this->EraseLabel(pixelValue); this->RemoveLabelFromMap(pixelValue); if (m_ActiveLabelValue == pixelValue) { this->SetActiveLabel(0); } } this->InvokeEvent(LabelRemovedEvent(pixelValue)); this->InvokeEvent(LabelsChangedEvent({ pixelValue })); this->InvokeEvent(GroupModifiedEvent(groupID)); } void mitk::LabelSetImage::RemoveLabelFromMap(LabelValueType pixelValue) { if (m_LabelMap.find(pixelValue) == m_LabelMap.end()) mitkThrow()<<"Invalid state of instance. RemoveLabelFromMap was called for unknown label id. invalid label id: "<GetGroupIndexOfLabel(pixelValue); this->ReleaseLabel(m_LabelMap[pixelValue]); //now remove the label entry itself m_LabelMap.erase(pixelValue); m_LabelToGroupMap.erase(pixelValue); auto labelsInGroup = m_GroupToLabelMap[groupID]; labelsInGroup.erase(std::remove(labelsInGroup.begin(), labelsInGroup.end(), pixelValue), labelsInGroup.end()); m_GroupToLabelMap[groupID] = labelsInGroup; } void mitk::LabelSetImage::RemoveLabels(const LabelValueVectorType& vectorOfLabelPixelValues) { for (const auto labelValue : vectorOfLabelPixelValues) { this->RemoveLabel(labelValue); } this->InvokeEvent(LabelsChangedEvent(vectorOfLabelPixelValues)); } void mitk::LabelSetImage::EraseLabel(LabelValueType pixelValue) { try { auto groupID = this->GetGroupIndexOfLabel(pixelValue); mitk::Image* groupImage = this->GetGroupImage(groupID); if (4 == this->GetDimension()) { AccessFixedDimensionByItk_1(groupImage, EraseLabelProcessing, 4, pixelValue); } else { AccessByItk_1(groupImage, EraseLabelProcessing, pixelValue); } } catch (const itk::ExceptionObject& e) { mitkThrow() << e.GetDescription(); } this->InvokeEvent(LabelModifiedEvent(pixelValue)); this->InvokeEvent(LabelsChangedEvent({ pixelValue })); Modified(); } void mitk::LabelSetImage::EraseLabels(const LabelValueVectorType& labelValues) { for (auto labelValue : labelValues) { this->EraseLabel(labelValue); } } mitk::LabelSetImage::LabelValueType mitk::LabelSetImage::GetUnusedLabelValue() const { auto usedValues = this->GetUsedLabelValues(); return usedValues.back() + 1; } mitk::Label* mitk::LabelSetImage::AddLabel(mitk::Label* label, GroupIndexType groupID, bool addAsClone, bool correctLabelValue) { if (nullptr == label) mitkThrow() << "Invalid use of AddLabel. label is not valid."; mitk::Label::Pointer newLabel = label; { std::lock_guard guard(m_LabelNGroupMapsMutex); unsigned int max_size = mitk::Label::MAX_LABEL_VALUE + 1; if (m_LayerContainer.size() >= max_size) return nullptr; if (addAsClone) newLabel = label->Clone(); auto pixelValue = newLabel->GetValue(); auto usedValues = this->GetUsedLabelValues(); auto finding = std::find(usedValues.begin(), usedValues.end(), pixelValue); if (!usedValues.empty() && usedValues.end() != finding) { if (correctLabelValue) { pixelValue = this->GetUnusedLabelValue(); newLabel->SetValue(pixelValue); } else { mitkThrow() << "Cannot add label due to conflicting label value that already exists in the MultiLabelSegmentation. Conflicting label value: " << pixelValue; } } // add DICOM information of the label DICOMSegmentationPropertyHelper::SetDICOMSegmentProperties(newLabel); this->AddLabelToMap(pixelValue, newLabel, groupID); this->RegisterLabel(newLabel); } this->InvokeEvent(LabelAddedEvent(newLabel->GetValue())); m_ActiveLabelValue = newLabel->GetValue(); this->Modified(); return newLabel; } mitk::Label* mitk::LabelSetImage::AddLabelWithContent(Label* label, const Image* labelContent, GroupIndexType groupID, LabelValueType contentLabelValue, bool addAsClone, bool correctLabelValue) { if (nullptr == labelContent) mitkThrow() << "Invalid use of AddLabel. labelContent is not valid."; if (!Equal(*(this->GetTimeGeometry()), *(labelContent->GetTimeGeometry()), mitk::NODE_PREDICATE_GEOMETRY_DEFAULT_CHECK_COORDINATE_PRECISION, mitk::NODE_PREDICATE_GEOMETRY_DEFAULT_CHECK_DIRECTION_PRECISION)) mitkThrow() << "Invalid use of AddLabel. labelContent has not the same geometry like the segmentation."; auto newLabel = this->AddLabel(label, groupID, addAsClone, correctLabelValue); mitk::TransferLabelContent(labelContent, this->GetGroupImage(groupID), this->GetConstLabelsByValue(this->GetLabelValuesByGroup(groupID)), mitk::LabelSetImage::UNLABELED_VALUE, mitk::LabelSetImage::UNLABELED_VALUE, false, { {contentLabelValue, newLabel->GetValue()}}, mitk::MultiLabelSegmentation::MergeStyle::Replace, mitk::MultiLabelSegmentation::OverwriteStyle::RegardLocks); this->Modified(); return newLabel; } mitk::Label* mitk::LabelSetImage::AddLabel(const std::string& name, const mitk::Color& color, GroupIndexType groupID) { mitk::Label::Pointer newLabel = mitk::Label::New(); newLabel->SetName(name); newLabel->SetColor(color); return AddLabel(newLabel,groupID,false); } void mitk::LabelSetImage::RenameLabel(LabelValueType pixelValue, const std::string& name, const mitk::Color& color) { std::shared_lock guard(m_LabelNGroupMapsMutex); mitk::Label* label = GetLabel(pixelValue); if (nullptr == label) mitkThrow() << "Cannot rename label.Unknown label value provided. Unknown label value:" << pixelValue; label->SetName(name); label->SetColor(color); this->UpdateLookupTable(pixelValue); // change DICOM information of the label DICOMSegmentationPropertyHelper::SetDICOMSegmentProperties(label); } mitk::Label *mitk::LabelSetImage::GetActiveLabel() { if (m_ActiveLabelValue == UNLABELED_VALUE) return nullptr; auto finding = m_LabelMap.find(m_ActiveLabelValue); return finding == m_LabelMap.end() ? nullptr : finding->second; } const mitk::Label* mitk::LabelSetImage::GetActiveLabel() const { if (m_ActiveLabelValue == UNLABELED_VALUE) return nullptr; auto finding = m_LabelMap.find(m_ActiveLabelValue); return finding == m_LabelMap.end() ? nullptr : finding->second; } void mitk::LabelSetImage::UpdateCenterOfMass(PixelType pixelValue) { if (4 == this->GetDimension()) { AccessFixedDimensionByItk_1(this->GetGroupImage(this->GetGroupIndexOfLabel(pixelValue)), CalculateCenterOfMassProcessing, 4, pixelValue); } else { AccessByItk_1(this->GetGroupImage(this->GetGroupIndexOfLabel(pixelValue)), CalculateCenterOfMassProcessing, pixelValue); } } void mitk::LabelSetImage::SetLookupTable(mitk::LookupTable* lut) { m_LookupTable = lut; this->Modified(); } void mitk::LabelSetImage::UpdateLookupTable(PixelType pixelValue) { const mitk::Color& color = this->GetLabel(pixelValue)->GetColor(); double rgba[4]; m_LookupTable->GetTableValue(static_cast(pixelValue), rgba); rgba[0] = color.GetRed(); rgba[1] = color.GetGreen(); rgba[2] = color.GetBlue(); if (GetLabel(pixelValue)->GetVisible()) rgba[3] = GetLabel(pixelValue)->GetOpacity(); else rgba[3] = 0.0; m_LookupTable->SetTableValue(static_cast(pixelValue), rgba); } unsigned int mitk::LabelSetImage::GetNumberOfLabels(unsigned int layer) const { if (layer >= m_Groups.size()) mitkThrow() << "Cannot get number of labels in group. Group is unknown. Invalid index:" << layer; return m_GroupToLabelMap[layer].size(); } unsigned int mitk::LabelSetImage::GetTotalNumberOfLabels() const { return m_LabelMap.size(); } void mitk::LabelSetImage::MaskStamp(mitk::Image *mask, bool forceOverwrite) { try { mitk::PadImageFilter::Pointer padImageFilter = mitk::PadImageFilter::New(); padImageFilter->SetInput(0, mask); padImageFilter->SetInput(1, this); padImageFilter->SetPadConstant(0); padImageFilter->SetBinaryFilter(false); padImageFilter->SetLowerThreshold(0); padImageFilter->SetUpperThreshold(1); padImageFilter->Update(); mitk::Image::Pointer paddedMask = padImageFilter->GetOutput(); if (paddedMask.IsNull()) return; AccessByItk_2(this, MaskStampProcessing, paddedMask, forceOverwrite); } catch (...) { mitkThrow() << "Could not stamp the provided mask on the selected label."; } } void mitk::LabelSetImage::InitializeByLabeledImage(mitk::Image::Pointer image) { if (image.IsNull() || image->IsEmpty() || !image->IsInitialized()) mitkThrow() << "Invalid labeled image."; try { this->Initialize(image); unsigned int byteSize = sizeof(LabelSetImage::PixelType); for (unsigned int dim = 0; dim < image->GetDimension(); ++dim) { byteSize *= image->GetDimension(dim); } mitk::ImageWriteAccessor *accessor = new mitk::ImageWriteAccessor(static_cast(this)); memset(accessor->GetData(), 0, byteSize); delete accessor; auto geometry = image->GetTimeGeometry()->Clone(); this->SetTimeGeometry(geometry); if (image->GetDimension() == 3) { AccessTwoImagesFixedDimensionByItk(this, image, InitializeByLabeledImageProcessing, 3); } else if (image->GetDimension() == 4) { AccessTwoImagesFixedDimensionByItk(this, image, InitializeByLabeledImageProcessing, 4); } else { mitkThrow() << image->GetDimension() << "-dimensional label set images not yet supported"; } } catch (Exception& e) { mitkReThrow(e) << "Could not initialize by provided labeled image."; } catch (...) { mitkThrow() << "Could not initialize by provided labeled image due to unknown error."; } this->Modified(); } template void mitk::LabelSetImage::InitializeByLabeledImageProcessing(LabelSetImageType *labelSetImage, ImageType *image) { typedef itk::ImageRegionConstIteratorWithIndex SourceIteratorType; typedef itk::ImageRegionIterator TargetIteratorType; TargetIteratorType targetIter(labelSetImage, labelSetImage->GetRequestedRegion()); targetIter.GoToBegin(); SourceIteratorType sourceIter(image, image->GetRequestedRegion()); sourceIter.GoToBegin(); while (!sourceIter.IsAtEnd()) { const auto originalSourceValue = sourceIter.Get(); const auto sourceValue = static_cast(originalSourceValue); if (originalSourceValue > mitk::Label::MAX_LABEL_VALUE) { mitkThrow() << "Cannot initialize MultiLabelSegmentation by image. Image contains a pixel value that exceeds the label value range. Invalid pixel value:" << originalSourceValue; } targetIter.Set(sourceValue); if (LabelSetImage::UNLABELED_VALUE!=sourceValue && !this->ExistLabel(sourceValue)) { if (this->GetTotalNumberOfLabels() >= mitk::Label::MAX_LABEL_VALUE) { mitkThrow() << "Cannot initialize MultiLabelSegmentation by image. Image contains to many labels."; } std::stringstream name; name << "object-" << sourceValue; double rgba[4]; this->GetLookupTable()->GetTableValue(sourceValue, rgba); mitk::Color color; color.SetRed(rgba[0]); color.SetGreen(rgba[1]); color.SetBlue(rgba[2]); auto label = mitk::Label::New(); label->SetName(name.str().c_str()); label->SetColor(color); label->SetOpacity(rgba[3]); label->SetValue(sourceValue); this->AddLabel(label,0,false); } ++sourceIter; ++targetIter; } } template void mitk::LabelSetImage::MaskStampProcessing(ImageType *itkImage, mitk::Image *mask, bool forceOverwrite) { typename ImageType::Pointer itkMask; mitk::CastToItkImage(mask, itkMask); typedef itk::ImageRegionConstIterator SourceIteratorType; typedef itk::ImageRegionIterator TargetIteratorType; SourceIteratorType sourceIter(itkMask, itkMask->GetLargestPossibleRegion()); sourceIter.GoToBegin(); TargetIteratorType targetIter(itkImage, itkImage->GetLargestPossibleRegion()); targetIter.GoToBegin(); const auto activeLabel = this->GetActiveLabel()->GetValue(); while (!sourceIter.IsAtEnd()) { PixelType sourceValue = sourceIter.Get(); PixelType targetValue = targetIter.Get(); if ((sourceValue != UNLABELED_VALUE) && (forceOverwrite || !this->IsLabelLocked(targetValue))) // skip unlabeled pixels and locked labels { targetIter.Set(activeLabel); } ++sourceIter; ++targetIter; } this->Modified(); } template void mitk::LabelSetImage::CalculateCenterOfMassProcessing(ImageType *itkImage, LabelValueType pixelValue) { if (ImageType::GetImageDimension() != 3) { return; } auto labelGeometryFilter = itk::LabelGeometryImageFilter::New(); labelGeometryFilter->SetInput(itkImage); labelGeometryFilter->Update(); auto centroid = labelGeometryFilter->GetCentroid(pixelValue); mitk::Point3D pos; pos[0] = centroid[0]; pos[1] = centroid[1]; pos[2] = centroid[2]; this->GetLabel(pixelValue)->SetCenterOfMassIndex(pos); this->GetSlicedGeometry()->IndexToWorld(pos, pos); this->GetLabel(pixelValue)->SetCenterOfMassCoordinates(pos); } template void mitk::LabelSetImage::LayerContainerToImageProcessing(itk::Image *target, unsigned int layer) { typedef itk::Image ImageType; typename ImageType::Pointer itkSource; // mitk::CastToItkImage(m_LayerContainer[layer], itkSource); itkSource = ImageToItkImage(m_LayerContainer[layer]); typedef itk::ImageRegionConstIterator SourceIteratorType; typedef itk::ImageRegionIterator TargetIteratorType; SourceIteratorType sourceIter(itkSource, itkSource->GetLargestPossibleRegion()); sourceIter.GoToBegin(); TargetIteratorType targetIter(target, target->GetLargestPossibleRegion()); targetIter.GoToBegin(); while (!sourceIter.IsAtEnd()) { targetIter.Set(sourceIter.Get()); ++sourceIter; ++targetIter; } } template void mitk::LabelSetImage::ImageToLayerContainerProcessing(const itk::Image *source, unsigned int layer) const { typedef itk::Image ImageType; typename ImageType::Pointer itkTarget; // mitk::CastToItkImage(m_LayerContainer[layer], itkTarget); itkTarget = ImageToItkImage(m_LayerContainer[layer]); typedef itk::ImageRegionConstIterator SourceIteratorType; typedef itk::ImageRegionIterator TargetIteratorType; SourceIteratorType sourceIter(source, source->GetLargestPossibleRegion()); sourceIter.GoToBegin(); TargetIteratorType targetIter(itkTarget, itkTarget->GetLargestPossibleRegion()); targetIter.GoToBegin(); while (!sourceIter.IsAtEnd()) { targetIter.Set(sourceIter.Get()); ++sourceIter; ++targetIter; } m_LayerContainer[layer]->Modified(); } template void mitk::LabelSetImage::EraseLabelProcessing(ImageType *itkImage, PixelType pixelValue) { typedef itk::ImageRegionIterator IteratorType; IteratorType iter(itkImage, itkImage->GetLargestPossibleRegion()); iter.GoToBegin(); while (!iter.IsAtEnd()) { PixelType value = iter.Get(); if (value == pixelValue) { iter.Set(0); } ++iter; } } template void mitk::LabelSetImage::MergeLabelProcessing(ImageType *itkImage, PixelType pixelValue, PixelType index) { typedef itk::ImageRegionIterator IteratorType; IteratorType iter(itkImage, itkImage->GetLargestPossibleRegion()); iter.GoToBegin(); while (!iter.IsAtEnd()) { if (iter.Get() == index) { iter.Set(pixelValue); } ++iter; } } void mitk::LabelSetImage::AddLabelToMap(LabelValueType labelValue, mitk::Label* label, GroupIndexType groupID) { if (m_LabelMap.find(labelValue)!=m_LabelMap.end()) mitkThrow() << "Segmentation is in an invalid state: Label value collision. A label was added with a LabelValue already in use. LabelValue: " << labelValue; if (!this->ExistGroup(groupID)) mitkThrow() << "Cannot add label. Defined group is unknown. Invalid group index: " << groupID; m_LabelMap[labelValue] = label; m_LabelToGroupMap[labelValue] = groupID; auto groupFinding = std::find(m_GroupToLabelMap[groupID].begin(), m_GroupToLabelMap[groupID].end(), labelValue); if (groupFinding == m_GroupToLabelMap[groupID].end()) { m_GroupToLabelMap[groupID].push_back(labelValue); } } void mitk::LabelSetImage::RegisterLabel(mitk::Label* label) { if (nullptr == label) mitkThrow() << "Invalid call of RegisterLabel with a nullptr."; UpdateLookupTable(label->GetValue()); auto command = itk::MemberCommand::New(); command->SetCallbackFunction(this, &LabelSetImage::OnLabelModified); m_LabelModEventGuardMap.emplace(label->GetValue(), ITKEventObserverGuard(label, itk::ModifiedEvent(), command)); } void mitk::LabelSetImage::ReleaseLabel(Label* label) { if (nullptr == label) mitkThrow() << "Invalid call of ReleaseLabel with a nullptr."; m_LabelModEventGuardMap.erase(label->GetValue()); } void mitk::LabelSetImage::ApplyToLabels(const LabelValueVectorType& values, std::function&& lambda) { auto labels = this->GetLabelsByValue(values); std::for_each(labels.begin(), labels.end(), lambda); this->InvokeEvent(LabelsChangedEvent(values)); } void mitk::LabelSetImage::VisitLabels(const LabelValueVectorType& values, std::function&& lambda) const { auto labels = this->GetConstLabelsByValue(values); std::for_each(labels.begin(), labels.end(), lambda); } void mitk::LabelSetImage::OnLabelModified(const Object* sender, const itk::EventObject&) { auto label = dynamic_cast(sender); if (nullptr == label) mitkThrow() << "LabelSet is in wrong state. LabelModified event is not send by a label instance."; Superclass::Modified(); this->InvokeEvent(LabelModifiedEvent(label->GetValue())); } bool mitk::LabelSetImage::ExistLabel(LabelValueType value) const { auto finding = m_LabelMap.find(value); return m_LabelMap.end() != finding; } bool mitk::LabelSetImage::ExistLabel(LabelValueType value, GroupIndexType groupIndex) const { auto finding = m_LabelToGroupMap.find(value); if (m_LabelToGroupMap.end() != finding) { return finding->second == groupIndex; } return false; } bool mitk::LabelSetImage::ExistGroup(GroupIndexType index) const { return index < m_LayerContainer.size(); } mitk::LabelSetImage::GroupIndexType mitk::LabelSetImage::GetGroupIndexOfLabel(LabelValueType value) const { auto finding = m_LabelToGroupMap.find(value); if (m_LabelToGroupMap.end() == finding) { mitkThrow()<< "Cannot deduce group index. Passed label value does not exist. Value: "<< value; } return finding->second; } const mitk::Label* mitk::LabelSetImage::GetLabel(LabelValueType value) const { auto finding = m_LabelMap.find(value); if (m_LabelMap.end() != finding) { return finding->second; } return nullptr; }; mitk::Label* mitk::LabelSetImage::GetLabel(LabelValueType value) { auto finding = m_LabelMap.find(value); if (m_LabelMap.end() != finding) { return finding->second; } return nullptr; }; bool mitk::LabelSetImage::IsLabelLocked(LabelValueType value) const { if (value == UNLABELED_VALUE) { return m_UnlabeledLabelLock; } const auto label = this->GetLabel(value); return label->GetLocked(); } const mitk::LabelSetImage::ConstLabelVectorType mitk::LabelSetImage::GetLabels() const { ConstLabelVectorType result; for (auto [value, label] : m_LabelMap) { result.emplace_back(label); } return result; } const mitk::LabelSetImage::LabelVectorType mitk::LabelSetImage::GetLabels() { LabelVectorType result; for (auto [value, label] : m_LabelMap) { result.emplace_back(label); } return result; } const mitk::LabelSetImage::LabelVectorType mitk::LabelSetImage::GetLabelsByValue(const LabelValueVectorType& labelValues, bool ignoreMissing) { LabelVectorType result; for (const auto& labelValue : labelValues) { auto* label = this->GetLabel(labelValue); if (label != nullptr) { result.emplace_back(label); } else if (!ignoreMissing) mitkThrow() << "Error cannot get labels by Value. At least one passed value is unknown. Unknown value: " << labelValue; } return result; } const mitk::LabelSetImage::ConstLabelVectorType mitk::LabelSetImage::GetConstLabelsByValue(const LabelValueVectorType& labelValues, bool ignoreMissing) const { ConstLabelVectorType result; for (const auto& labelValue : labelValues) { const auto* label = this->GetLabel(labelValue); if (label != nullptr) { result.emplace_back(label); } else if (!ignoreMissing) mitkThrow() << "Error cannot get labels by Value. At least one passed value is unknown. Unknown value: " << labelValue; } return result; } const mitk::LabelSetImage::LabelValueVectorType mitk::LabelSetImage::GetLabelValuesByGroup(GroupIndexType index) const { if (!this->ExistGroup(index)) mitkThrow() << "Cannot get labels of an invalid group. Invalid group index: " << index; return m_GroupToLabelMap[index]; } const mitk::LabelSetImage::LabelValueVectorType mitk::LabelSetImage::GetLabelValuesByName(GroupIndexType index, const std::string_view name) const { LabelValueVectorType result; auto searchName = [&result, name](const Label* l) { if(l->GetName() == name) result.push_back(l->GetValue()); }; this->VisitLabels(this->GetLabelValuesByGroup(index), searchName); return result; } std::vector mitk::LabelSetImage::GetLabelClassNames() const { std::set names; auto searchName = [&names](const Label* l) { names.emplace(l->GetName()); }; this->VisitLabels(this->GetAllLabelValues(), searchName); return std::vector(names.begin(), names.end()); } std::vector mitk::LabelSetImage::GetLabelClassNamesByGroup(GroupIndexType index) const { std::set names; auto searchName = [&names](const Label* l) { names.emplace(l->GetName()); }; this->VisitLabels(this->GetLabelValuesByGroup(index), searchName); return std::vector(names.begin(), names.end()); } void mitk::LabelSetImage::SetAllLabelsVisible(bool visible) { auto setVisibility = [visible,this](Label* l) { l->SetVisible(visible); this->UpdateLookupTable(l->GetValue()); }; this->ApplyToLabels(this->GetAllLabelValues(), setVisibility); this->m_LookupTable->Modified(); } void mitk::LabelSetImage::SetAllLabelsVisibleByGroup(GroupIndexType group, bool visible) { auto setVisibility = [visible, this](Label* l) { l->SetVisible(visible); this->UpdateLookupTable(l->GetValue()); }; this->ApplyToLabels(this->GetLabelValuesByGroup(group), setVisibility); this->m_LookupTable->Modified(); } void mitk::LabelSetImage::SetAllLabelsVisibleByName(GroupIndexType group, const std::string_view name, bool visible) { auto setVisibility = [visible, this](Label* l) { l->SetVisible(visible); this->UpdateLookupTable(l->GetValue()); }; this->ApplyToLabels(this->GetLabelValuesByName(group, name), setVisibility); this->m_LookupTable->Modified(); } void mitk::LabelSetImage::SetAllLabelsLocked(bool locked) { auto setLock = [locked](Label* l) { l->SetLocked(locked); }; this->ApplyToLabels(this->GetAllLabelValues(), setLock); } void mitk::LabelSetImage::SetAllLabelsLockedByGroup(GroupIndexType group, bool locked) { auto setLock = [locked](Label* l) { l->SetLocked(locked); }; this->ApplyToLabels(this->GetLabelValuesByGroup(group), setLock); } void mitk::LabelSetImage::SetAllLabelsLockedByName(GroupIndexType group, const std::string_view name, bool locked) { auto setLock = [locked](Label* l) { l->SetLocked(locked); }; this->ApplyToLabels(this->GetLabelValuesByName(group, name), setLock); } bool mitk::Equal(const mitk::LabelSetImage &leftHandSide, const mitk::LabelSetImage &rightHandSide, ScalarType eps, bool verbose) { bool returnValue = true; /* LabelSetImage members */ MITK_INFO(verbose) << "--- LabelSetImage Equal ---"; // m_LookupTable; const mitk::LookupTable* lhsLUT = leftHandSide.GetLookupTable(); const mitk::LookupTable* rhsLUT = rightHandSide.GetLookupTable(); returnValue = *lhsLUT == *rhsLUT; if (!returnValue) { MITK_INFO(verbose) << "Lookup tables not equal."; return returnValue; ; } // number layers returnValue = leftHandSide.GetNumberOfLayers() == rightHandSide.GetNumberOfLayers(); if (!returnValue) { MITK_INFO(verbose) << "Number of layers not equal."; return false; } // total number labels returnValue = leftHandSide.GetTotalNumberOfLabels() == rightHandSide.GetTotalNumberOfLabels(); if (!returnValue) { MITK_INFO(verbose) << "Total number of labels not equal."; return false; } // active layer returnValue = leftHandSide.GetActiveLayer() == rightHandSide.GetActiveLayer(); if (!returnValue) { MITK_INFO(verbose) << "Active layer not equal."; return false; } if (4 == leftHandSide.GetDimension()) { MITK_INFO(verbose) << "Can not compare image data for 4D images - skipping check."; } else { // working image data returnValue = mitk::Equal((const mitk::Image &)leftHandSide, (const mitk::Image &)rightHandSide, eps, verbose); if (!returnValue) { MITK_INFO(verbose) << "Working image data not equal."; return false; } } if (leftHandSide.GetTotalNumberOfLabels() != rightHandSide.GetTotalNumberOfLabels()) { MITK_INFO(verbose) << "Number of labels are not equal."; return false; } for (unsigned int layerIndex = 0; layerIndex < leftHandSide.GetNumberOfLayers(); layerIndex++) { if (4 == leftHandSide.GetDimension()) { MITK_INFO(verbose) << "Can not compare image data for 4D images - skipping check."; } else { // layer image data returnValue = mitk::Equal(*leftHandSide.GetGroupImage(layerIndex), *rightHandSide.GetGroupImage(layerIndex), eps, verbose); if (!returnValue) { MITK_INFO(verbose) << "Layer image data not equal."; return false; } } // label data auto leftLabelsInGroup = leftHandSide.GetLabelValuesByGroup(layerIndex); auto rightLabelsInGroup = rightHandSide.GetLabelValuesByGroup(layerIndex); if (leftLabelsInGroup.size()!=rightLabelsInGroup.size()) { MITK_INFO(verbose) << "Number of layer labels is not equal. Invalid layer:" <; ConstLabelMapType ConvertLabelVectorToMap(const mitk::ConstLabelVector& labelV) { ConstLabelMapType result; for (auto label : labelV) { const auto value = label->GetValue(); auto finding = result.find(value); if (finding != result.end()) mitkThrow() << "Operation failed. Cannot convert label vector into label map, because at least one label value is not unique. Violating label value: " << value; result.insert(std::make_pair(value, label)); } return result; } /** Functor class that implements the label transfer and is used in conjunction with the itk::BinaryFunctorImageFilter. * For details regarding the usage of the filter and the functor patterns, please see info of itk::BinaryFunctorImageFilter. */ template class LabelTransferFunctor { public: LabelTransferFunctor() {}; LabelTransferFunctor(const ConstLabelMapType& destinationLabels, mitk::Label::PixelType sourceBackground, mitk::Label::PixelType destinationBackground, bool destinationBackgroundLocked, mitk::Label::PixelType sourceLabel, mitk::Label::PixelType newDestinationLabel, mitk::MultiLabelSegmentation::MergeStyle mergeStyle, mitk::MultiLabelSegmentation::OverwriteStyle overwriteStyle) : m_DestinationLabels(destinationLabels), m_SourceBackground(sourceBackground), m_DestinationBackground(destinationBackground), m_DestinationBackgroundLocked(destinationBackgroundLocked), m_SourceLabel(sourceLabel), m_NewDestinationLabel(newDestinationLabel), m_MergeStyle(mergeStyle), m_OverwriteStyle(overwriteStyle) { }; ~LabelTransferFunctor() {}; bool operator!=(const LabelTransferFunctor& other)const { return !(*this == other); } bool operator==(const LabelTransferFunctor& other) const { return this->m_SourceBackground == other.m_SourceBackground && this->m_DestinationBackground == other.m_DestinationBackground && this->m_DestinationBackgroundLocked == other.m_DestinationBackgroundLocked && this->m_SourceLabel == other.m_SourceLabel && this->m_NewDestinationLabel == other.m_NewDestinationLabel && this->m_MergeStyle == other.m_MergeStyle && this->m_OverwriteStyle == other.m_OverwriteStyle && this->m_DestinationLabels == other.m_DestinationLabels; } LabelTransferFunctor& operator=(const LabelTransferFunctor& other) { this->m_DestinationLabels = other.m_DestinationLabels; this->m_SourceBackground = other.m_SourceBackground; this->m_DestinationBackground = other.m_DestinationBackground; this->m_DestinationBackgroundLocked = other.m_DestinationBackgroundLocked; this->m_SourceLabel = other.m_SourceLabel; this->m_NewDestinationLabel = other.m_NewDestinationLabel; this->m_MergeStyle = other.m_MergeStyle; this->m_OverwriteStyle = other.m_OverwriteStyle; return *this; } inline TOutputpixel operator()(const TDestinationPixel& existingDestinationValue, const TSourcePixel& existingSourceValue) { if (existingSourceValue == this->m_SourceLabel) { if (mitk::MultiLabelSegmentation::OverwriteStyle::IgnoreLocks == this->m_OverwriteStyle) { return this->m_NewDestinationLabel; } else { if (existingDestinationValue == m_DestinationBackground) { if (!m_DestinationBackgroundLocked) { return this->m_NewDestinationLabel; } } else { auto labelFinding = this->m_DestinationLabels.find(existingDestinationValue); if (labelFinding==this->m_DestinationLabels.end() || !labelFinding->second->GetLocked()) { return this->m_NewDestinationLabel; } } } } else if (mitk::MultiLabelSegmentation::MergeStyle::Replace == this->m_MergeStyle && existingSourceValue == this->m_SourceBackground && existingDestinationValue == this->m_NewDestinationLabel && (mitk::MultiLabelSegmentation::OverwriteStyle::IgnoreLocks == this->m_OverwriteStyle || !this->m_DestinationBackgroundLocked)) { return this->m_DestinationBackground; } return existingDestinationValue; } private: ConstLabelMapType m_DestinationLabels; mitk::Label::PixelType m_SourceBackground = 0; mitk::Label::PixelType m_DestinationBackground = 0; bool m_DestinationBackgroundLocked = false; mitk::Label::PixelType m_SourceLabel = 1; mitk::Label::PixelType m_NewDestinationLabel = 1; mitk::MultiLabelSegmentation::MergeStyle m_MergeStyle = mitk::MultiLabelSegmentation::MergeStyle::Replace; mitk::MultiLabelSegmentation::OverwriteStyle m_OverwriteStyle = mitk::MultiLabelSegmentation::OverwriteStyle::RegardLocks; }; /**Helper function used by TransferLabelContentAtTimeStep to allow the templating over different image dimensions in conjunction of AccessFixedPixelTypeByItk_n.*/ template void TransferLabelContentAtTimeStepHelper(const itk::Image* itkSourceImage, mitk::Image* destinationImage, const mitk::ConstLabelVector& destinationLabels, mitk::Label::PixelType sourceBackground, mitk::Label::PixelType destinationBackground, bool destinationBackgroundLocked, mitk::Label::PixelType sourceLabel, mitk::Label::PixelType newDestinationLabel, mitk::MultiLabelSegmentation::MergeStyle mergeStyle, mitk::MultiLabelSegmentation::OverwriteStyle overwriteStyle) { typedef itk::Image ContentImageType; typename ContentImageType::Pointer itkDestinationImage; mitk::CastToItkImage(destinationImage, itkDestinationImage); auto sourceRegion = itkSourceImage->GetLargestPossibleRegion(); auto relevantRegion = itkDestinationImage->GetLargestPossibleRegion(); bool overlapping = relevantRegion.Crop(sourceRegion); if (!overlapping) { mitkThrow() << "Invalid call of TransferLabelContentAtTimeStep; sourceImage and destinationImage seem to have no overlapping image region."; } typedef LabelTransferFunctor LabelTransferFunctorType; typedef itk::BinaryFunctorImageFilter FilterType; LabelTransferFunctorType transferFunctor(ConvertLabelVectorToMap(destinationLabels), sourceBackground, destinationBackground, destinationBackgroundLocked, sourceLabel, newDestinationLabel, mergeStyle, overwriteStyle); auto transferFilter = FilterType::New(); transferFilter->SetFunctor(transferFunctor); transferFilter->InPlaceOn(); transferFilter->SetInput1(itkDestinationImage); transferFilter->SetInput2(itkSourceImage); transferFilter->GetOutput()->SetRequestedRegion(relevantRegion); transferFilter->Update(); } void mitk::TransferLabelContentAtTimeStep( const Image* sourceImage, Image* destinationImage, const mitk::ConstLabelVector& destinationLabels, const TimeStepType timeStep, mitk::Label::PixelType sourceBackground, mitk::Label::PixelType destinationBackground, bool destinationBackgroundLocked, LabelValueMappingVector labelMapping, MultiLabelSegmentation::MergeStyle mergeStyle, MultiLabelSegmentation::OverwriteStyle overwriteStlye) { if (nullptr == sourceImage) { mitkThrow() << "Invalid call of TransferLabelContentAtTimeStep; sourceImage must not be null."; } if (nullptr == destinationImage) { mitkThrow() << "Invalid call of TransferLabelContentAtTimeStep; destinationImage must not be null."; } if (sourceImage == destinationImage && labelMapping.size() > 1) { MITK_DEBUG << "Warning. Using TransferLabelContentAtTimeStep or TransferLabelContent with equal source and destination and more then on label to transfer, can lead to wrong results. Please see documentation and verify that the usage is OK."; } Image::ConstPointer sourceImageAtTimeStep = SelectImageByTimeStep(sourceImage, timeStep); Image::Pointer destinationImageAtTimeStep = SelectImageByTimeStep(destinationImage, timeStep); if (nullptr == sourceImageAtTimeStep) { mitkThrow() << "Invalid call of TransferLabelContentAtTimeStep; sourceImage does not have the requested time step: " << timeStep; } if (nullptr == destinationImageAtTimeStep) { mitkThrow() << "Invalid call of TransferLabelContentAtTimeStep; destinationImage does not have the requested time step: " << timeStep; } if (!Equal(*(sourceImageAtTimeStep->GetGeometry()), *(destinationImageAtTimeStep->GetGeometry()), mitk::NODE_PREDICATE_GEOMETRY_DEFAULT_CHECK_COORDINATE_PRECISION, mitk::NODE_PREDICATE_GEOMETRY_DEFAULT_CHECK_DIRECTION_PRECISION)) { if (IsSubGeometry(*(sourceImageAtTimeStep->GetGeometry()), *(destinationImageAtTimeStep->GetGeometry()), mitk::NODE_PREDICATE_GEOMETRY_DEFAULT_CHECK_COORDINATE_PRECISION, mitk::NODE_PREDICATE_GEOMETRY_DEFAULT_CHECK_DIRECTION_PRECISION)) { //we have to pad the source image //because ImageToImageFilters always check for origin matching even if //the requested output region is fitting :( auto padFilter = mitk::PadImageFilter::New(); padFilter->SetInput(0, sourceImageAtTimeStep); padFilter->SetInput(1, destinationImageAtTimeStep); padFilter->SetPadConstant(Label::UNLABELED_VALUE); padFilter->SetBinaryFilter(false); padFilter->Update(); sourceImageAtTimeStep = padFilter->GetOutput(); } else { mitkThrow() << "Invalid call of TransferLabelContentAtTimeStep; source image has neither the same geometry than destination image nor has the source image a sub geometry."; } } auto destLabelMap = ConvertLabelVectorToMap(destinationLabels); for (const auto& [sourceLabel, newDestinationLabel] : labelMapping) { if (LabelSetImage::UNLABELED_VALUE!=newDestinationLabel && destLabelMap.end() == destLabelMap.find(newDestinationLabel)) { mitkThrow() << "Invalid call of TransferLabelContentAtTimeStep. Defined destination label does not exist in destinationImage. newDestinationLabel: " << newDestinationLabel; } AccessFixedPixelTypeByItk_n(sourceImageAtTimeStep, TransferLabelContentAtTimeStepHelper, (Label::PixelType), (destinationImageAtTimeStep, destinationLabels, sourceBackground, destinationBackground, destinationBackgroundLocked, sourceLabel, newDestinationLabel, mergeStyle, overwriteStlye)); } destinationImage->Modified(); } void mitk::TransferLabelContent( const Image* sourceImage, Image* destinationImage, const mitk::ConstLabelVector& destinationLabels, mitk::Label::PixelType sourceBackground, mitk::Label::PixelType destinationBackground, bool destinationBackgroundLocked, LabelValueMappingVector labelMapping, MultiLabelSegmentation::MergeStyle mergeStyle, MultiLabelSegmentation::OverwriteStyle overwriteStlye) { if (nullptr == sourceImage) { mitkThrow() << "Invalid call of TransferLabelContent; sourceImage must not be null."; } if (nullptr == destinationImage) { mitkThrow() << "Invalid call of TransferLabelContent; destinationImage must not be null."; } const auto sourceTimeStepCount = sourceImage->GetTimeGeometry()->CountTimeSteps(); if (sourceTimeStepCount != destinationImage->GetTimeGeometry()->CountTimeSteps()) { mitkThrow() << "Invalid call of TransferLabelContent; mismatch between images in number of time steps."; } for (mitk::TimeStepType i = 0; i < sourceTimeStepCount; ++i) { TransferLabelContentAtTimeStep(sourceImage, destinationImage, destinationLabels, i, sourceBackground, destinationBackground, destinationBackgroundLocked, labelMapping, mergeStyle, overwriteStlye); } } void mitk::TransferLabelContentAtTimeStep( const LabelSetImage* sourceImage, LabelSetImage* destinationImage, const TimeStepType timeStep, LabelValueMappingVector labelMapping, MultiLabelSegmentation::MergeStyle mergeStyle, MultiLabelSegmentation::OverwriteStyle overwriteStlye) { if (nullptr == sourceImage) { mitkThrow() << "Invalid call of TransferLabelContentAtTimeStep; sourceImage must not be null."; } auto destinationLabels = destinationImage->GetConstLabelsByValue(destinationImage->GetLabelValuesByGroup(destinationImage->GetActiveLayer())); for (const auto& mappingElement : labelMapping) { if (LabelSetImage::UNLABELED_VALUE != mappingElement.first && !sourceImage->ExistLabel(mappingElement.first, sourceImage->GetActiveLayer())) { mitkThrow() << "Invalid call of TransferLabelContentAtTimeStep. Defined source label does not exist in sourceImage. SourceLabel: " << mappingElement.first; } } TransferLabelContentAtTimeStep(sourceImage, destinationImage, destinationLabels, timeStep, LabelSetImage::UNLABELED_VALUE, LabelSetImage::UNLABELED_VALUE, destinationImage->GetUnlabeledLabelLock(), labelMapping, mergeStyle, overwriteStlye); } void mitk::TransferLabelContent( const LabelSetImage* sourceImage, LabelSetImage* destinationImage, LabelValueMappingVector labelMapping, MultiLabelSegmentation::MergeStyle mergeStyle, MultiLabelSegmentation::OverwriteStyle overwriteStlye) { if (nullptr == sourceImage) { mitkThrow() << "Invalid call of TransferLabelContent; sourceImage must not be null."; } if (nullptr == destinationImage) { mitkThrow() << "Invalid call of TransferLabelContent; destinationImage must not be null."; } const auto sourceTimeStepCount = sourceImage->GetTimeGeometry()->CountTimeSteps(); if (sourceTimeStepCount != destinationImage->GetTimeGeometry()->CountTimeSteps()) { mitkThrow() << "Invalid call of TransferLabelContent; images have no equal number of time steps."; } for (mitk::TimeStepType i = 0; i < sourceTimeStepCount; ++i) { TransferLabelContentAtTimeStep(sourceImage, destinationImage, i, labelMapping, mergeStyle, overwriteStlye); } } diff --git a/Modules/Multilabel/mitkLabelSetImage.h b/Modules/Multilabel/mitkLabelSetImage.h index 11ac4eb87e..2003399661 100644 --- a/Modules/Multilabel/mitkLabelSetImage.h +++ b/Modules/Multilabel/mitkLabelSetImage.h @@ -1,696 +1,706 @@ /*============================================================================ The Medical Imaging Interaction Toolkit (MITK) Copyright (c) German Cancer Research Center (DKFZ) All rights reserved. Use of this source code is governed by a 3-clause BSD license that can be found in the LICENSE file. ============================================================================*/ #ifndef mitkLabelSetImage_h #define mitkLabelSetImage_h #include #include #include #include #include #include #include #include namespace mitk { /** @brief LabelSetImage class for handling labels and layers in a segmentation session. * * Events that are potentially send by the class in regard to groups or labels: * - LabelAddedEvent is emitted whenever a new label has been added. * - LabelModifiedEvent is emitted whenever a label has been modified. * - LabelRemovedEvent is emitted whenever a label has been removed. * - LabelsChangedEvent is emitted when labels are changed (added, removed, modified). In difference to the other label events LabelsChanged is send only *one time* after the modification of the * MultiLableImage instance is finished. So e.g. even if 4 labels are changed by a merge operation, this event will * only be sent once (compared to LabelRemoved or LabelModified). * - GroupAddedEvent is emitted whenever a new group has been added. * - GroupModifiedEvent is emitted whenever a group has been modified. * - GroupRemovedEvent is emitted whenever a label has been removed. * * @ingroup Data */ class MITKMULTILABEL_EXPORT LabelSetImage : public Image { public: /** * \brief BeforeChangeLayerEvent (e.g. used for GUI integration) * As soon as active labelset should be changed, the signal emits. * Emitted by SetActiveLayer(int layer); */ Message<> BeforeChangeLayerEvent; /** * \brief AfterchangeLayerEvent (e.g. used for GUI integration) * As soon as active labelset was changed, the signal emits. * Emitted by SetActiveLayer(int layer); */ Message<> AfterChangeLayerEvent; /////////////////////////////////////////////////////////////////////////////////// /////////////////////////////////////////////////////////////////////////////////// // FUTURE MultiLabelSegmentation: // Section that already contains declarations used in the new class. // So this part of the interface will stay after refactoring towards // the new MultiLabelSegmentation class (see T28524). This section was introduced // because some of the planned features are already urgently needed. /////////////////////////////////////////////////////////////////////////////////// /////////////////////////////////////////////////////////////////////////////////// mitkClassMacro(LabelSetImage, Image); itkNewMacro(Self); typedef mitk::Label::PixelType PixelType; using GroupIndexType = std::size_t; using LabelValueType = mitk::Label::PixelType; using ConstLabelVectorType = ConstLabelVector; using LabelVectorType = LabelVector; using LabelValueVectorType = std::vector; const static LabelValueType UNLABELED_VALUE; /** \brief Adds a label instance to a group of the multi label image. * @remark By default, if the pixel value of the label is already used in the image, the label * will get a new none conflicting value assigned. This can be controlled by correctLabelValue. * @param label Instance of an label that should be added or used as template * @param groupID The id of the group the label should be added to. * @param addAsClone Flag that controls, if the passed instance should be added (false; the image will then take ownership, * be aware that e.g. event observers will be added) * a clone of the instance (true). * @param correctLabelValue Flag that controls, if the value of the passed label should be correct, if this value is already used in * the multi label image. True: Conflicting values will be corrected, be assigning a none conflicting value. False: If the value is conflicting * an exception will be thrown. * @return Instance of the label as it was added to the label set. * @pre label must point to a valid instance. * @pre If correctLabelValue==false, label value must be non conflicting. * @pre groupID must indicate an existing group. */ mitk::Label* AddLabel(Label* label, GroupIndexType groupID, bool addAsClone = true, bool correctLabelValue = true); /** \brief Adds a label instance to a group of the multi label image including its pixel content. * @remark By default, if the pixel value of the label is already used in the image, the label * will get a new none conflicting value assigned. This can be controlled by correctLabelValue. * @param label Instance of a label that should be added or used as template * @param groupID The id of the group the label should be added to. * @param labelContent Pointer to an image that contains the pixel content of the label that should be added. * @param contentLabelValue Pixel value in the content image that indicates the label (may not be the same like the label value * used in the segmentation after addition). * @param addAsClone Flag that controls, if the passed instance should be added (false; the image will then take ownership, * be aware that e.g. event observers will be added) * a clone of the instance (true). * @param correctLabelValue Flag that controls, if the value of the passed label should be corrected, if this value is already used in * the multi label image. True: Conflicting values will be corrected, by assigning a none conflicting value. False: If the value is conflicting * an exception will be thrown. * @return Instance of the label as it was added to the label set. * @pre label must point to a valid instance. * @pre If correctLabelValue==false, label value must be non conflicting. * @pre groupID must indicate an existing group. * @pre labelContent must point to a valid image that has the same geometry like the segmentation. */ mitk::Label* AddLabelWithContent(Label* label, const Image* labelContent, GroupIndexType groupID, LabelValueType contentLabelValue, bool addAsClone = true, bool correctLabelValue = true); /** \brief Adds a new label to a group of the image by providing name and color. * @param name (Class) name of the label instance that should be added. * @param color Color of the new label instance. * @param groupID The id of the group the label should be added to. * @return Instance of the label as it was added to the label set. * @pre groupID must indicate an existing group. */ mitk::Label* AddLabel(const std::string& name, const Color& color, GroupIndexType groupID); /** \brief allows to adapt name and color of a certain label * @param labelValue Value of the label that should be changed * @param name New name for the label * @param color New color for the label * @pre Indicated label value must exist. */ void RenameLabel(LabelValueType labelValue, const std::string& name, const Color& color); /** * @brief Removes the label with the given value. * The label is removed from the labelset and * the pixel with the value of the label are set to UNLABELED_VALUE. * @param labelValue the pixel value of the label to be removed. If the label is unknown, * the method will return without doing anything. */ void RemoveLabel(LabelValueType labelValue); /** * @brief Removes labels from the mitk::MultiLabelSegmentation. * The label is removed from the labelset and * the pixel with the value of the label are set to UNLABELED_VALUE. * If a label value does not exist, it will be ignored. * @param vectorOfLabelPixelValues a list of labels to be removed */ void RemoveLabels(const LabelValueVectorType& vectorOfLabelPixelValues); /** * @brief Erases the label with the given value from the labelset image. * The label itself will not be erased from the respective mitk::LabelSet. In order to * remove the label itself use mitk::LabelSetImage::RemoveLabels() * @param labelValue the pixel value of the label that will be erased from the labelset image * @pre labelValue must exist. */ void EraseLabel(LabelValueType labelValue); /** * @brief Erases a list of labels with the given values from the labelset image. * @param labelValues the list of pixel values of the labels * that will be erased from the labelset image * @pre label values must exist */ void EraseLabels(const LabelValueVectorType& labelValues); /** * @brief Removes a whole group including all its labels. * @remark with removing a group all groups with greater index will be re-indexed to * close the gap. Hence externally stored spatial group indices may become invalid. * @param group Group index of the spatial group that should be removed. If the spatial group does not exist, an * exception will be raised. * @pre group index must be valid. */ void RemoveGroup(GroupIndexType group); /** \brief Returns true if the value exists in the MultiLabelSegmentation instance*/ bool ExistLabel(LabelValueType value) const; /** * @brief Checks if a label belongs in a certain spatial group * @param value the label value * @param groupIndex Index of the spacial group which should be checked for the label * @return true if the label exists otherwise false */ bool ExistLabel(LabelValueType value, GroupIndexType groupIndex) const; /** * @brief Returns true if the spatial group exists in the MultiLabelSegmentation instance. * * @param index Group index of the group that should be checked for existence. */ bool ExistGroup(GroupIndexType index) const; /** Returns the group id of the based label value. * @pre label value must exists. */ GroupIndexType GetGroupIndexOfLabel(LabelValueType value) const; /** * @brief Returns the mitk::Label with the given value. * @param value the pixel value of the label * @return the label instance if defined in the segmentation, otherwise nullptr. */ const mitk::Label* GetLabel(LabelValueType value) const; mitk::Label* GetLabel(LabelValueType value); /** Returns a vector with pointers to all labels currently defined in the MultiLabelSegmentation instance.*/ const ConstLabelVectorType GetLabels() const; const LabelVectorType GetLabels(); /** Returns a vector of all label values currently defined in the MultiLabelSegmentation instance.*/ const LabelValueVectorType GetAllLabelValues() const; /** @brief Returns a vector with pointers to all labels in the MultiLabelSegmentation indicated * by the passed label value vector. * @param labelValues Vector of values of labels that should be returned. * @param ignoreMissing If true (default), unknown labels Will be skipped in the result. If false, * an exception will be raised, if a label is requested. */ const LabelVectorType GetLabelsByValue(const LabelValueVectorType& labelValues, bool ignoreMissing = true); /** @brief Returns a vector with const pointers to all labels in the MultiLabelSegmentation indicated * by the passed label value vector. * For details see GetLabelsByValue(); */ const ConstLabelVectorType GetConstLabelsByValue(const LabelValueVectorType& labelValues, bool ignoreMissing = false) const; /** Helper function that can be used to extract a vector of label values of a vector of label instance pointers.*/ static LabelValueVectorType ExtractLabelValuesFromLabelVector(const ConstLabelVectorType& labels); /** Helper function that can be used to extract a vector of label values are vector of label instances.*/ static LabelValueVectorType ExtractLabelValuesFromLabelVector(const LabelVectorType& labels); /** Helper function that converts a given vector of label instance pointers into a vector of const pointers.*/ static ConstLabelVectorType ConvertLabelVectorConst(const LabelVectorType& labels); /** * @brief Returns a vector of all label values located on the specified group. * @param index the index of the group for which the vector of labels should be retrieved. * If an invalid index is passed an exception will be raised. * @return the respective vector of label values. * @pre group index must exist. */ const LabelValueVectorType GetLabelValuesByGroup(GroupIndexType index) const; /** * @brief Returns a vector of all label values located on the specified group having a certain name. * @param index the index of the group for which the vector of labels should be retrieved. * If an invalid index is passed an exception will be raised. * @param name Name of the label instances one is looking for. * @return the respective vector of label values. * @pre group index must exist. */ const LabelValueVectorType GetLabelValuesByName(GroupIndexType index, const std::string_view name) const; /** * Returns a vector with (class) names of all label instances used in the segmentation (over all groups) */ std::vector GetLabelClassNames() const; /** * Returns a vector with (class) names of all label instances present in a certain group. * @param index ID of the group, for which the label class names should be returned * @pre Indicated group must exist. */ std::vector GetLabelClassNamesByGroup(GroupIndexType index) const; /** Helper that returns an unused label value, that could be used e.g. if one wants to define a label externally * before adding it. * @return A label value currently not in use. * @remark is no unused label value can be provided an exception will be thrown.*/ LabelValueType GetUnusedLabelValue() const; itkGetConstMacro(UnlabeledLabelLock, bool); itkSetMacro(UnlabeledLabelLock, bool); itkBooleanMacro(UnlabeledLabelLock); /** Set the visibility of all label instances accordingly to the passed state. */ void SetAllLabelsVisible(bool visible); /** Set the visibility of all label instances in a group accordingly to the passed state. * @pre The specified group must exist. */ void SetAllLabelsVisibleByGroup(GroupIndexType group, bool visible); /** Set the visibility of all label instances In a group with a given class name * accordingly to the passed state. * @pre The specified group must exist. */ void SetAllLabelsVisibleByName(GroupIndexType group, const std::string_view name, bool visible); /** Returns the lock state of the label (including UnlabeledLabel value). @pre Requested label does exist.*/ bool IsLabelLocked(LabelValueType value) const; /** Set the lock state of all label instances accordingly to the passed state. */ void SetAllLabelsLocked(bool locked); /** Set the lock state of all label instances in a group accordingly to the passed state. * @pre The specified group must exist. */ void SetAllLabelsLockedByGroup(GroupIndexType group, bool locked); /** Set the lock state of all label instances In a group with a given class name * accordingly to the passed state. * @pre The specified group must exist. */ void SetAllLabelsLockedByName(GroupIndexType group, const std::string_view name, bool locked); /** * \brief Replaces the labels of a group with a given vector of labels. * * @remark The passed label instances will be cloned before added to ensure clear ownership * of the new labels. * @remark The pixel content of the old labels will not be removed. * @param groupID The index of the group that should have its labels replaced * @param newLabels The vector of new labels * @pre Group that should be replaced must exist. * @pre new label values must not be used in other groups. */ void ReplaceGroupLabels(const GroupIndexType groupID, const ConstLabelVectorType& newLabels); void ReplaceGroupLabels(const GroupIndexType groupID, const LabelVectorType& newLabels); /** Returns the pointer to the image that contains the labeling of the indicate group. *@pre groupID must reference an existing group.*/ mitk::Image* GetGroupImage(GroupIndexType groupID); /** Returns the pointer to the image that contains the labeling of the indicate group. *@pre groupID must reference an existing group.*/ const mitk::Image* GetGroupImage(GroupIndexType groupID) const; + /** Returns the name of the indicated group. String may be empty if no name was defined. + * Remark: The name neither is guaranteed to be defined nor that it is unique. Use the index + * to uniquely refer to a group. + *@pre groupID must reference an existing group.*/ + const std::string& GetGroupName(GroupIndexType groupID) const; + + /** Set the name of a group. + *@pre groupID must reference an existing group.*/ + void SetGroupName(GroupIndexType groupID, const std::string& name); + itkGetModifiableObjectMacro(LookupTable, mitk::LookupTable); void SetLookupTable(LookupTable* lut); /** Updates the lookup table for a label indicated by the passed label value using the color of the label. * @pre labelValue must exist. */ void UpdateLookupTable(PixelType pixelValue); protected: void OnLabelModified(const Object* sender, const itk::EventObject&); /** Helper to ensure that the maps are correctly populated for a new label instance.*/ void AddLabelToMap(LabelValueType labelValue, Label* label, GroupIndexType groupID); void RemoveLabelFromMap(LabelValueType labelValue); /** Helper to ensure label events are correctly connected and lookup table is updated for a new label instance.*/ void RegisterLabel(Label* label); /** Helper to ensure label events are unregistered.*/ void ReleaseLabel(Label* label); /** Helper class used internally to apply lambda functions to the labels specified by the passed label value vector. */ void ApplyToLabels(const LabelValueVectorType& values, std::function&& lambda); /** Helper class used internally to for visiting the labels specified by the passed label value vector * with the lambda function. */ void VisitLabels(const LabelValueVectorType& values, std::function&& lambda) const; LabelValueType m_ActiveLabelValue; private: using LabelMapType = std::map; /** Dictionary that holds all known labels (label value is the key).*/ LabelMapType m_LabelMap; using GroupNameVectorType = std::vector; /** Vector storing the names of all groups. If a group has no user name defined, string is empty.*/ GroupNameVectorType m_Groups; /**This type is internally used to track which label is currently * associated with which layer.*/ using GroupToLabelMapType = std::vector; /* Dictionary that maps between group id (key) and label values in the group (vector of label value).*/ GroupToLabelMapType m_GroupToLabelMap; using LabelToGroupMapType = std::map; /* Dictionary that maps between label value (key) and group id (value)*/ LabelToGroupMapType m_LabelToGroupMap; using LabelEventGuardMapType = std::map; LabelEventGuardMapType m_LabelModEventGuardMap; LookupTable::Pointer m_LookupTable; /** Indicates if the MultiLabelSegmentation allows to overwrite unlabeled pixels in normal pixel manipulation operations (e.g. TransferLabelConent).*/ bool m_UnlabeledLabelLock; /** Mutex used to secure manipulations of the internal state of label and group maps.*/ std::shared_mutex m_LabelNGroupMapsMutex; public: /////////////////////////////////////////////////////////////////////////////////// /////////////////////////////////////////////////////////////////////////////////// // END FUTURE MultiLabelSegmentation /////////////////////////////////////////////////////////////////////////////////// /////////////////////////////////////////////////////////////////////////////////// /** DON'T USE. WORKAROUND method that is used until the rework is finished to ensure always getting a group image and not this. @warning Don't use. This method is going to be removed as soon as T30194 is solved.*/ const mitk::Image* GetGroupImageWorkaround(GroupIndexType groupID) const; /** * \brief */ void UpdateCenterOfMass(PixelType pixelValue); /** * @brief Initialize an empty mitk::LabelSetImage using the information * of an mitk::Image * @param image the image which is used for initializing the mitk::LabelSetImage */ using mitk::Image::Initialize; void Initialize(const mitk::Image *image) override; /** * \brief removes all pixel content form the active layer.*/ void ClearBuffer(); /** * @brief Merges the mitk::Label with a given target value with the active label * * @param pixelValue the value of the label that should be the new merged label * @param sourcePixelValue the value of the label that should be merged into the specified one */ void MergeLabel(PixelType pixelValue, PixelType sourcePixelValue); /** * @brief Merges a list of mitk::Labels with the mitk::Label that has a specific value * * @param pixelValue the value of the label that should be the new merged label * @param vectorOfSourcePixelValues the list of label values that should be merge into the specified one */ void MergeLabels(PixelType pixelValue, const std::vector& vectorOfSourcePixelValues); /** * @brief Gets the ID of the currently active layer * @return the ID of the active layer * @pre at least on group must exist. */ unsigned int GetActiveLayer() const; Label* GetActiveLabel(); const Label* GetActiveLabel() const; /** * @brief Get the number of all existing mitk::Labels for a given layer * @param layer the layer ID for which the active mitk::Labels should be retrieved * @return the number of all existing mitk::Labels for the given layer */ unsigned int GetNumberOfLabels(unsigned int layer) const; /** * @brief Returns the number of all labels summed up across all layers * @return the overall number of labels across all layers */ unsigned int GetTotalNumberOfLabels() const; /** @brief Initialize a new mitk::LabelSetImage by a given image. * For all distinct pixel values of the parameter image new labels will * be created. If the number of distinct pixel values exceeds mitk::Label::MAX_LABEL_VALUE * an exception will be raised. * @param image the image which is used for initialization */ void InitializeByLabeledImage(mitk::Image::Pointer image); void MaskStamp(mitk::Image *mask, bool forceOverwrite); void SetActiveLayer(unsigned int layer); void SetActiveLabel(LabelValueType label); unsigned int GetNumberOfLayers() const; /** * \brief Adds a new layer to the LabelSetImage. The new layer will be set as the active one. * \param labels Labels that will be added to the new layer if provided * \return the layer ID of the new layer */ GroupIndexType AddLayer(ConstLabelVector labels = {}); /** * \brief Adds a layer based on a provided mitk::Image. * \param layerImage is added to the vector of label images * \param labels labels that will be cloned and added to the new layer if provided * \return the layer ID of the new layer * \pre layerImage must be valid instance * \pre layerImage needs to have the same geometry then the segmentation * \pre layerImage must have the pixel value equal to LabelValueType. */ GroupIndexType AddLayer(mitk::Image* layerImage, ConstLabelVector labels = {}); protected: mitkCloneMacro(Self); LabelSetImage(); LabelSetImage(const LabelSetImage &other); ~LabelSetImage() override; template void LayerContainerToImageProcessing(itk::Image *source, unsigned int layer); template void ImageToLayerContainerProcessing(const itk::Image *source, unsigned int layer) const; template void CalculateCenterOfMassProcessing(ImageType *input, LabelValueType index); template void EraseLabelProcessing(ImageType *input, PixelType index); template void MergeLabelProcessing(ImageType *input, PixelType pixelValue, PixelType index); template void MaskStampProcessing(ImageType *input, mitk::Image *mask, bool forceOverwrite); template void InitializeByLabeledImageProcessing(LabelSetImageType *input, ImageType *other); /** helper needed for ensuring unique values. returns a sorted list of all labels (including the value for Unlabeled pixels..*/ LabelValueVectorType GetUsedLabelValues() const; std::vector m_LayerContainer; int m_ActiveLayer; bool m_activeLayerInvalid; }; /** * @brief Equal A function comparing two label set images for beeing equal in meta- and imagedata * * @ingroup MITKTestingAPI * * Following aspects are tested for equality: * - LabelSetImage members * - working image data * - layer image data * - labels in label set * * @param rightHandSide An image to be compared * @param leftHandSide An image to be compared * @param eps Tolerance for comparison. You can use mitk::eps in most cases. * @param verbose Flag indicating if the user wants detailed console output or not. * @return true, if all subsequent comparisons are true, false otherwise */ MITKMULTILABEL_EXPORT bool Equal(const mitk::LabelSetImage &leftHandSide, const mitk::LabelSetImage &rightHandSide, ScalarType eps, bool verbose); /** * @brief Equal A function comparing two vectors of labels for being equal in data * * @ingroup MITKTestingAPI * * Following aspects are tested for equality: * - Labels in vector * * @param rightHandSide An vector of labels to be compared * @param leftHandSide An vector of labels to be compared * @param eps Tolerance for comparison. You can use mitk::eps in most cases. * @param verbose Flag indicating if the user wants detailed console output or not. * @return true, if all subsequent comparisons are true, false otherwise */ MITKMULTILABEL_EXPORT bool Equal(const mitk::LabelSetImage::ConstLabelVectorType& leftHandSide, const mitk::LabelSetImage::ConstLabelVectorType& rightHandSide, ScalarType eps, bool verbose); /** temporary namespace that is used until the new class MultiLabelSegmentation is introduced. It allows to already introduce/use some upcoming definitions, while refactoring code.*/ namespace MultiLabelSegmentation { enum class MergeStyle { Replace, //The old label content of a label value will be replaced by its new label content. //Therefore pixels that are labeled might become unlabeled again. //(This means that a lock of the value is also ignored). Merge //The union of old and new label content will be generated. }; enum class OverwriteStyle { RegardLocks, //Locked labels in the same spatial group will not be overwritten/changed. IgnoreLocks //Label locks in the same spatial group will be ignored, so these labels might be changed. }; } using LabelValueMappingVector = std::vector < std::pair >; /**Helper function that transfers pixels of the specified source label from source image to the destination image by using a specified destination label for a specific time step. Function processes the whole image volume of the specified time step. @remark in its current implementation the function only transfers contents of the active layer of the passed LabelSetImages. @remark the function assumes that it is only called with source and destination image of same geometry. @remark CAUTION: The function is not save if sourceImage and destinationImage are the same instance and more than one label is transferred, because the changes are made in-place for performance reasons in multiple passes. If a mapped value A equals an "old value" that occurs later in the mapping, one ends up with a wrong transfer, as a pixel would be first mapped to A and then later again, because it is also an "old" value in the mapping table. @param sourceImage Pointer to the LabelSetImage which active layer should be used as source for the transfer. @param destinationImage Pointer to the LabelSetImage which active layer should be used as destination for the transfer. @param labelMapping Map that encodes the mappings of all label pixel transfers that should be done. First element is the label in the source image. The second element is the label that transferred pixels should become in the destination image. The order in which the labels will be transfered is the same order of elements in the labelMapping. If you use a heterogeneous label mapping (e.g. (1,2); so changing the label while transferring), keep in mind that for the MergeStyle and OverwriteStyle only the destination label (second element) is relevant (e.g. what should be altered with MergeStyle Replace). @param mergeStyle indicates how the transfer should be done (merge or replace). For more details see documentation of MultiLabelSegmentation::MergeStyle. @param overwriteStlye indicates if label locks in the destination image should be regarded or not. For more details see documentation of MultiLabelSegmentation::OverwriteStyle. @param timeStep indicate the time step that should be transferred. @pre sourceImage and destinationImage must be valid @pre sourceImage and destinationImage must contain the indicated timeStep @pre sourceImage must contain all indicated sourceLabels in its active layer. @pre destinationImage must contain all indicated destinationLabels in its active layer.*/ MITKMULTILABEL_EXPORT void TransferLabelContentAtTimeStep(const LabelSetImage* sourceImage, LabelSetImage* destinationImage, const TimeStepType timeStep, LabelValueMappingVector labelMapping = { {1,1} }, MultiLabelSegmentation::MergeStyle mergeStyle = MultiLabelSegmentation::MergeStyle::Replace, MultiLabelSegmentation::OverwriteStyle overwriteStlye = MultiLabelSegmentation::OverwriteStyle::RegardLocks); /**Helper function that transfers pixels of the specified source label from source image to the destination image by using a specified destination label. Function processes the whole image volume for all time steps. For more details please see TransferLabelContentAtTimeStep for LabelSetImages. @sa TransferLabelContentAtTimeStep*/ MITKMULTILABEL_EXPORT void TransferLabelContent(const LabelSetImage* sourceImage, LabelSetImage* destinationImage, LabelValueMappingVector labelMapping = { {1,1} }, MultiLabelSegmentation::MergeStyle mergeStyle = MultiLabelSegmentation::MergeStyle::Replace, MultiLabelSegmentation::OverwriteStyle overwriteStlye = MultiLabelSegmentation::OverwriteStyle::RegardLocks); /**Helper function that transfers pixels of the specified source label from source image to the destination image by using a specified destination label for a specific time step. Function processes the whole image volume of the specified time step. @remark the function assumes that it is only called with source and destination image of same geometry. @remark CAUTION: The function is not save, if sourceImage and destinationImage are the same instance and you transfer more then one label, because the changes are made in-place for performance reasons but not in one pass. If a mapped value A equals a "old value" that is later in the mapping, one ends up with a wrong transfer, as a pixel would be first mapped to A and then latter again, because it is also an "old" value in the mapping table. @param sourceImage Pointer to the image that should be used as source for the transfer. @param destinationImage Pointer to the image that should be used as destination for the transfer. @param destinationLabelVector Reference to the vector of labels (incl. lock states) in the destination image. Unknown pixel values in the destinationImage will be assumed to be unlocked. @param sourceBackground Value indicating the background in the source image. @param destinationBackground Value indicating the background in the destination image. @param destinationBackgroundLocked Value indicating the lock state of the background in the destination image. @param labelMapping Map that encodes the mappings of all label pixel transfers that should be done. First element is the label in the source image. The second element is the label that transferred pixels should become in the destination image. The order in which the labels will be transfered is the same order of elements in the labelMapping. If you use a heterogeneous label mapping (e.g. (1,2); so changing the label while transferring), keep in mind that for the MergeStyle and OverwriteStyle only the destination label (second element) is relevant (e.g. what should be altered with MergeStyle Replace). @param mergeStyle indicates how the transfer should be done (merge or replace). For more details see documentation of MultiLabelSegmentation::MergeStyle. @param overwriteStlye indicates if label locks in the destination image should be regarded or not. For more details see documentation of MultiLabelSegmentation::OverwriteStyle. @param timeStep indicate the time step that should be transferred. @pre sourceImage, destinationImage and destinationLabelVector must be valid @pre sourceImage and destinationImage must contain the indicated timeStep @pre destinationLabelVector must contain all indicated destinationLabels for mapping.*/ MITKMULTILABEL_EXPORT void TransferLabelContentAtTimeStep(const Image* sourceImage, Image* destinationImage, const mitk::ConstLabelVector& destinationLabelVector, const TimeStepType timeStep, mitk::Label::PixelType sourceBackground = LabelSetImage::UNLABELED_VALUE, mitk::Label::PixelType destinationBackground = LabelSetImage::UNLABELED_VALUE, bool destinationBackgroundLocked = false, LabelValueMappingVector labelMapping = { {1,1} }, MultiLabelSegmentation::MergeStyle mergeStyle = MultiLabelSegmentation::MergeStyle::Replace, MultiLabelSegmentation::OverwriteStyle overwriteStlye = MultiLabelSegmentation::OverwriteStyle::RegardLocks); /**Helper function that transfers pixels of the specified source label from source image to the destination image by using a specified destination label. Function processes the whole image volume for all time steps. For more details please see TransferLabelContentAtTimeStep. @sa TransferLabelContentAtTimeStep*/ MITKMULTILABEL_EXPORT void TransferLabelContent(const Image* sourceImage, Image* destinationImage, const mitk::ConstLabelVector& destinationLabelVector, mitk::Label::PixelType sourceBackground = LabelSetImage::UNLABELED_VALUE, mitk::Label::PixelType destinationBackground = LabelSetImage::UNLABELED_VALUE, bool destinationBackgroundLocked = false, LabelValueMappingVector labelMapping = { {1,1} }, MultiLabelSegmentation::MergeStyle mergeStyle = MultiLabelSegmentation::MergeStyle::Replace, MultiLabelSegmentation::OverwriteStyle overwriteStlye = MultiLabelSegmentation::OverwriteStyle::RegardLocks); } // namespace mitk #endif diff --git a/Modules/Multilabel/mitkLabelSetImageHelper.cpp b/Modules/Multilabel/mitkLabelSetImageHelper.cpp index e0f938d4e4..4c678c41b5 100644 --- a/Modules/Multilabel/mitkLabelSetImageHelper.cpp +++ b/Modules/Multilabel/mitkLabelSetImageHelper.cpp @@ -1,201 +1,210 @@ /*============================================================================ The Medical Imaging Interaction Toolkit (MITK) Copyright (c) German Cancer Research Center (DKFZ) All rights reserved. Use of this source code is governed by a 3-clause BSD license that can be found in the LICENSE file. ============================================================================*/ #include #include #include #include #include #include #include namespace { template std::array QuantizeColor(const T* color) { return { static_cast(std::round(color[0] * 255)), static_cast(std::round(color[1] * 255)), static_cast(std::round(color[2] * 255)) }; } mitk::Color FromLookupTableColor(const double* lookupTableColor) { mitk::Color color; color.Set( static_cast(lookupTableColor[0]), static_cast(lookupTableColor[1]), static_cast(lookupTableColor[2])); return color; } } mitk::DataNode::Pointer mitk::LabelSetImageHelper::CreateEmptySegmentationNode(const std::string& segmentationName) { auto newSegmentationNode = mitk::DataNode::New(); newSegmentationNode->SetName(segmentationName); // initialize "showVolume"-property to false to prevent recalculating the volume while working on the segmentation newSegmentationNode->SetProperty("showVolume", mitk::BoolProperty::New(false)); return newSegmentationNode; } mitk::DataNode::Pointer mitk::LabelSetImageHelper::CreateNewSegmentationNode(const DataNode* referenceNode, const Image* initialSegmentationImage, const std::string& segmentationName) { std::string newSegmentationName = segmentationName; if (newSegmentationName.empty()) { newSegmentationName = referenceNode->GetName(); newSegmentationName.append("-labels"); } if (nullptr == initialSegmentationImage) { return nullptr; } auto newLabelSetImage = mitk::LabelSetImage::New(); try { newLabelSetImage->Initialize(initialSegmentationImage); } catch (mitk::Exception &e) { mitkReThrow(e) << "Could not initialize new label set image."; return nullptr; } auto newSegmentationNode = CreateEmptySegmentationNode(newSegmentationName); newSegmentationNode->SetData(newLabelSetImage); return newSegmentationNode; } mitk::Label::Pointer mitk::LabelSetImageHelper::CreateNewLabel(const LabelSetImage* labelSetImage, const std::string& namePrefix, bool hideIDIfUnique) { if (nullptr == labelSetImage) return nullptr; const std::regex genericLabelNameRegEx(namePrefix + " ([1-9][0-9]*)"); int maxGenericLabelNumber = 0; std::vector> colorsInUse = { {0,0,0} }; //black is always in use. for (auto & label : labelSetImage->GetLabels()) { auto labelName = label->GetName(); std::smatch match; if (std::regex_match(labelName, match, genericLabelNameRegEx)) maxGenericLabelNumber = std::max(maxGenericLabelNumber, std::stoi(match[1].str())); const auto quantizedLabelColor = QuantizeColor(label->GetColor().data()); if (std::find(colorsInUse.begin(), colorsInUse.end(), quantizedLabelColor) == std::end(colorsInUse)) colorsInUse.push_back(quantizedLabelColor); } auto newLabel = mitk::Label::New(); if (hideIDIfUnique && 0 == maxGenericLabelNumber) { newLabel->SetName(namePrefix); } else { newLabel->SetName(namePrefix + " " + std::to_string(maxGenericLabelNumber + 1)); } auto lookupTable = mitk::LookupTable::New(); lookupTable->SetType(mitk::LookupTable::LookupTableType::MULTILABEL); std::array lookupTableColor; const int maxTries = 25; bool newColorFound = false; for (int i = 0; i < maxTries; ++i) { lookupTable->GetColor(i, lookupTableColor.data()); auto quantizedLookupTableColor = QuantizeColor(lookupTableColor.data()); if (std::find(colorsInUse.begin(), colorsInUse.end(), quantizedLookupTableColor) == std::end(colorsInUse)) { newLabel->SetColor(FromLookupTableColor(lookupTableColor.data())); newColorFound = true; break; } } if (!newColorFound) { lookupTable->GetColor(labelSetImage->GetTotalNumberOfLabels(), lookupTableColor.data()); newLabel->SetColor(FromLookupTableColor(lookupTableColor.data())); } return newLabel; } mitk::LabelSetImageHelper::GroupIDToLabelValueMapType mitk::LabelSetImageHelper::SplitLabelValuesByGroup(const LabelSetImage* labelSetImage, const LabelSetImage::LabelValueVectorType& labelValues) { if (nullptr == labelSetImage) mitkThrow() << "Cannot split label values. Invalid LabelSetImage pointer passed"; GroupIDToLabelValueMapType result; for (auto value : labelValues) { auto groupID = labelSetImage->GetGroupIndexOfLabel(value); //if groupID does not exist in result this call will also init an empty vector. result[groupID].push_back(value); } return result; } mitk::LabelSetImageHelper::LabelClassNameToLabelValueMapType mitk::LabelSetImageHelper::SplitLabelValuesByClassNamwe(const LabelSetImage* labelSetImage, LabelSetImage::GroupIndexType groupID) { if (nullptr == labelSetImage) mitkThrow() << "Cannot split label values. Invalid LabelSetImage pointer passed"; return SplitLabelValuesByClassNamwe(labelSetImage, groupID, labelSetImage->GetLabelValuesByGroup(groupID)); } mitk::LabelSetImageHelper::LabelClassNameToLabelValueMapType mitk::LabelSetImageHelper::SplitLabelValuesByClassNamwe(const LabelSetImage* labelSetImage, LabelSetImage::GroupIndexType groupID, const LabelSetImage::LabelValueVectorType& labelValues) { if (nullptr == labelSetImage) mitkThrow() << "Cannot split label values. Invalid LabelSetImage pointer passed"; LabelClassNameToLabelValueMapType result; for (const auto value : labelValues) { if (labelSetImage->GetGroupIndexOfLabel(value) == groupID) { auto className = labelSetImage->GetLabel(value)->GetName(); //if className does not exist in result this call will also init an empty vector. result[className].push_back(value); } } return result; } + +std::string mitk::LabelSetImageHelper::CreateDisplayGroupName(const LabelSetImage* labelSetImage, LabelSetImage::GroupIndexType groupID) +{ + const auto groupName = labelSetImage->GetGroupName(groupID); + if (groupName.empty()) + return "Group "+std::to_string(groupID + 1); + + return groupName; +} diff --git a/Modules/Multilabel/mitkLabelSetImageHelper.h b/Modules/Multilabel/mitkLabelSetImageHelper.h index b2bc26daf1..f03f2a9c0f 100644 --- a/Modules/Multilabel/mitkLabelSetImageHelper.h +++ b/Modules/Multilabel/mitkLabelSetImageHelper.h @@ -1,81 +1,82 @@ /*============================================================================ The Medical Imaging Interaction Toolkit (MITK) Copyright (c) German Cancer Research Center (DKFZ) All rights reserved. Use of this source code is governed by a 3-clause BSD license that can be found in the LICENSE file. ============================================================================*/ #ifndef mitkLabelSetImageHelper_h #define mitkLabelSetImageHelper_h #include #include #include namespace mitk { /** * */ namespace LabelSetImageHelper { /** * @brief This function creates and returns a new empty segmentation data node. * @remark The data is not set. Set it manually to have a properly setup node. * @param segmentationName A name for the new segmentation node. * @return The new segmentation node as a data node pointer. */ MITKMULTILABEL_EXPORT mitk::DataNode::Pointer CreateEmptySegmentationNode(const std::string& segmentationName = std::string()); /** * @brief This function creates and returns a new data node with a new empty segmentation * data structure. * The segmentation node is named according to the given reference data node, otherwise a name * is passed explicitly. * Some properties are set to ensure a proper setup segmentation and node * (e.g. link the segmentation node with its parent node). * * @param referenceNode The reference node from which the name of the new segmentation node * is derived. * @param initialSegmentationImage The segmentation image that is used to initialize the label set image. * @param segmentationName An optional name for the new segmentation node. * * @return The new segmentation node as a data node pointer. */ MITKMULTILABEL_EXPORT mitk::DataNode::Pointer CreateNewSegmentationNode(const DataNode* referenceNode, const Image* initialSegmentationImage = nullptr, const std::string& segmentationName = std::string()); /** * @brief This function creates and returns a new label. The label is automatically assigned an * unused generic label name, depending on existing label names in all label sets of the * given label set image. * The color of the label is selected from the MULTILABEL lookup table, following the same * rules of the naming to likely chose a unique color. * * @param labelSetImage The label set image that the new label is added to * @param namePrefix The prefix of the label name that is prepended by a sequential number * @param hideIDIfUnique Indicates if the ID suffix should be added if the label name prefix would be already unique. * true: only add if not unique; false: add always. * * @return The new label. */ MITKMULTILABEL_EXPORT Label::Pointer CreateNewLabel(const LabelSetImage* labelSetImage, const std::string& namePrefix = "Label", bool hideIDIfUnique = false); using GroupIDToLabelValueMapType = std::map; MITKMULTILABEL_EXPORT GroupIDToLabelValueMapType SplitLabelValuesByGroup(const LabelSetImage* labelSetImage, const LabelSetImage::LabelValueVectorType& labelValues); using LabelClassNameToLabelValueMapType = std::map; MITKMULTILABEL_EXPORT LabelClassNameToLabelValueMapType SplitLabelValuesByClassNamwe(const LabelSetImage* labelSetImage, LabelSetImage::GroupIndexType groupID); MITKMULTILABEL_EXPORT LabelClassNameToLabelValueMapType SplitLabelValuesByClassNamwe(const LabelSetImage* labelSetImage, LabelSetImage::GroupIndexType groupID, const LabelSetImage::LabelValueVectorType& labelValues); + MITKMULTILABEL_EXPORT std::string CreateDisplayGroupName(const LabelSetImage* labelSetImage, LabelSetImage::GroupIndexType groupID); } // namespace LabelSetImageHelper } // namespace mitk #endif diff --git a/Modules/SegmentationUI/Qmitk/QmitkMultiLabelInspector.cpp b/Modules/SegmentationUI/Qmitk/QmitkMultiLabelInspector.cpp index a5ab871e72..f20cfe0426 100644 --- a/Modules/SegmentationUI/Qmitk/QmitkMultiLabelInspector.cpp +++ b/Modules/SegmentationUI/Qmitk/QmitkMultiLabelInspector.cpp @@ -1,1415 +1,1416 @@ /*============================================================================ The Medical Imaging Interaction Toolkit (MITK) Copyright (c) German Cancer Research Center (DKFZ) All rights reserved. Use of this source code is governed by a 3-clause BSD license that can be found in the LICENSE file. ============================================================================*/ #include // mitk #include #include #include #include // Qmitk #include #include #include #include // Qt #include #include #include #include #include namespace { void ActivateLabelHighlights(mitk::DataNode* node, const mitk::LabelSetImage::LabelValueVectorType highlightedValues) { const std::string propertyName = "org.mitk.multilabel.labels.highlighted"; mitk::IntVectorProperty::Pointer prop = dynamic_cast(node->GetNonConstProperty(propertyName)); if (nullptr == prop) { prop = mitk::IntVectorProperty::New(); node->SetProperty(propertyName, prop); } mitk::IntVectorProperty::VectorType intValues(highlightedValues.begin(), highlightedValues.end()); prop->SetValue(intValues); prop->Modified(); //see T30386; needed because VectorProperty::SetValue does currently trigger no modified mitk::RenderingManager::GetInstance()->RequestUpdateAll(); } void DeactivateLabelHighlights(mitk::DataNode* node) { std::string propertyName = "org.mitk.multilabel.labels.highlighted"; mitk::IntVectorProperty::Pointer prop = dynamic_cast(node->GetNonConstProperty(propertyName)); if (nullptr != prop) { prop->SetValue({}); prop->Modified(); //see T30386; needed because VectorProperty::SetValue does currently trigger no modified mitk::RenderingManager::GetInstance()->RequestUpdateAll(); } } } QmitkMultiLabelInspector::QmitkMultiLabelInspector(QWidget* parent/* = nullptr*/) : QWidget(parent), m_Controls(new Ui::QmitkMultiLabelInspector), m_SegmentationNodeDataMTime(0) { m_Controls->setupUi(this); m_Model = new QmitkMultiLabelTreeModel(this); m_Controls->view->setModel(m_Model); m_ColorItemDelegate = new QmitkLabelColorItemDelegate(this); auto visibleIcon = QmitkStyleManager::ThemeIcon(QLatin1String(":/Qmitk/visible.svg")); auto invisibleIcon = QmitkStyleManager::ThemeIcon(QLatin1String(":/Qmitk/invisible.svg")); m_VisibilityItemDelegate = new QmitkLabelToggleItemDelegate(visibleIcon, invisibleIcon, this); auto lockIcon = QmitkStyleManager::ThemeIcon(QLatin1String(":/Qmitk/lock.svg")); auto unlockIcon = QmitkStyleManager::ThemeIcon(QLatin1String(":/Qmitk/unlock.svg")); m_LockItemDelegate = new QmitkLabelToggleItemDelegate(lockIcon, unlockIcon, this); auto* view = this->m_Controls->view; view->setItemDelegateForColumn(1, m_LockItemDelegate); view->setItemDelegateForColumn(2, m_ColorItemDelegate); view->setItemDelegateForColumn(3, m_VisibilityItemDelegate); auto* header = view->header(); header->setSectionResizeMode(0,QHeaderView::Stretch); header->setSectionResizeMode(1, QHeaderView::ResizeToContents); header->setSectionResizeMode(2, QHeaderView::ResizeToContents); header->setSectionResizeMode(3, QHeaderView::ResizeToContents); view->setContextMenuPolicy(Qt::CustomContextMenu); connect(m_Model, &QAbstractItemModel::modelReset, this, &QmitkMultiLabelInspector::OnModelReset); connect(m_Model, &QAbstractItemModel::dataChanged, this, &QmitkMultiLabelInspector::OnDataChanged); connect(view->selectionModel(), SIGNAL(selectionChanged(const QItemSelection&, const QItemSelection&)), SLOT(OnChangeModelSelection(const QItemSelection&, const QItemSelection&))); connect(view, &QAbstractItemView::customContextMenuRequested, this, &QmitkMultiLabelInspector::OnContextMenuRequested); connect(view, &QAbstractItemView::doubleClicked, this, &QmitkMultiLabelInspector::OnItemDoubleClicked); connect(view, &QAbstractItemView::entered, this, &QmitkMultiLabelInspector::OnEntered); connect(view, &QmitkMultiLabelTreeView::MouseLeave, this, &QmitkMultiLabelInspector::OnMouseLeave); } QmitkMultiLabelInspector::~QmitkMultiLabelInspector() { delete m_Controls; } void QmitkMultiLabelInspector::Initialize() { m_LastValidSelectedLabels = {}; m_ModelManipulationOngoing = false; m_Model->SetSegmentation(m_Segmentation); m_Controls->view->expandAll(); m_LastValidSelectedLabels = {}; //in singel selection mode, if at least one label exist select the first label of the mode. if (m_Segmentation.IsNotNull() && !this->GetMultiSelectionMode() && m_Segmentation->GetTotalNumberOfLabels() > 0) { auto firstIndex = m_Model->FirstLabelInstanceIndex(QModelIndex()); auto labelVariant = firstIndex.data(QmitkMultiLabelTreeModel::ItemModelRole::LabelInstanceValueRole); if (labelVariant.isValid()) { this->SetSelectedLabel(labelVariant.value()); m_Controls->view->selectionModel()->setCurrentIndex(firstIndex, QItemSelectionModel::NoUpdate); } } } void QmitkMultiLabelInspector::SetMultiSelectionMode(bool multiMode) { m_Controls->view->setSelectionMode(multiMode ? QAbstractItemView::SelectionMode::MultiSelection : QAbstractItemView::SelectionMode::SingleSelection); } bool QmitkMultiLabelInspector::GetMultiSelectionMode() const { return QAbstractItemView::SelectionMode::MultiSelection == m_Controls->view->selectionMode(); } void QmitkMultiLabelInspector::SetAllowVisibilityModification(bool visibilityMod) { m_AllowVisibilityModification = visibilityMod; this->m_Model->SetAllowVisibilityModification(visibilityMod); } void QmitkMultiLabelInspector::SetAllowLabelModification(bool labelMod) { m_AllowLabelModification = labelMod; } bool QmitkMultiLabelInspector::GetAllowVisibilityModification() const { return m_AllowVisibilityModification; } void QmitkMultiLabelInspector::SetAllowLockModification(bool lockMod) { m_AllowLockModification = lockMod; this->m_Model->SetAllowLockModification(lockMod); } bool QmitkMultiLabelInspector::GetAllowLockModification() const { return m_AllowLockModification; } bool QmitkMultiLabelInspector::GetAllowLabelModification() const { return m_AllowLabelModification; } void QmitkMultiLabelInspector::SetDefaultLabelNaming(bool defaultLabelNaming) { m_DefaultLabelNaming = defaultLabelNaming; } void QmitkMultiLabelInspector::SetMultiLabelSegmentation(mitk::LabelSetImage* segmentation) { if (segmentation != m_Segmentation) { m_Segmentation = segmentation; this->Initialize(); emit SegmentationChanged(); } } mitk::LabelSetImage* QmitkMultiLabelInspector::GetMultiLabelSegmentation() const { return m_Segmentation; } void QmitkMultiLabelInspector::SetMultiLabelNode(mitk::DataNode* node) { if (node != this->m_SegmentationNode.GetPointer()) { m_SegmentationObserver.Reset(); m_SegmentationNode = node; m_SegmentationNodeDataMTime = 0; if (m_SegmentationNode.IsNotNull()) { auto& widget = *this; auto checkAndSetSeg = [&widget, node](const itk::EventObject&) { if (widget.m_SegmentationNodeDataMTime < node->GetDataReferenceChangedTime()) { auto newSeg = dynamic_cast(node->GetData()); if (nullptr == newSeg) mitkThrow() << "Invalid usage. Node set does not contain a segmentation."; widget.m_SegmentationNodeDataMTime = node->GetDataReferenceChangedTime(); widget.SetMultiLabelSegmentation(newSeg); } }; m_SegmentationObserver.Reset(node, itk::ModifiedEvent(), checkAndSetSeg); checkAndSetSeg(itk::ModifiedEvent()); } else { this->SetMultiLabelSegmentation(nullptr); } } } mitk::DataNode* QmitkMultiLabelInspector::GetMultiLabelNode() const { return m_SegmentationNode; } bool QmitkMultiLabelInspector::GetModelManipulationOngoing() const { return m_ModelManipulationOngoing; } void QmitkMultiLabelInspector::OnModelReset() { m_LastValidSelectedLabels = {}; m_ModelManipulationOngoing = false; } void QmitkMultiLabelInspector::OnDataChanged(const QModelIndex& topLeft, const QModelIndex& /*bottomRight*/, const QList& /*roles*/) { if (!m_ModelManipulationOngoing && topLeft.isValid()) m_Controls->view->expand(topLeft); } bool EqualLabelSelections(const QmitkMultiLabelInspector::LabelValueVectorType& selection1, const QmitkMultiLabelInspector::LabelValueVectorType& selection2) { if (selection1.size() == selection2.size()) { // lambda to compare node pointer inside both lists return std::is_permutation(selection1.begin(), selection1.end(), selection2.begin()); } return false; } void QmitkMultiLabelInspector::SetSelectedLabels(const LabelValueVectorType& selectedLabels) { if (EqualLabelSelections(this->GetSelectedLabels(), selectedLabels)) { return; } this->UpdateSelectionModel(selectedLabels); m_LastValidSelectedLabels = selectedLabels; } void QmitkMultiLabelInspector::UpdateSelectionModel(const LabelValueVectorType& selectedLabels) { // create new selection by retrieving the corresponding indexes of the labels QItemSelection newCurrentSelection; for (const auto& labelID : selectedLabels) { QModelIndexList matched = m_Model->match(m_Model->index(0, 0), QmitkMultiLabelTreeModel::ItemModelRole::LabelInstanceValueRole, QVariant(labelID), 1, Qt::MatchRecursive); if (!matched.empty()) { newCurrentSelection.select(matched.front(), matched.front()); } } m_Controls->view->selectionModel()->select(newCurrentSelection, QItemSelectionModel::ClearAndSelect|QItemSelectionModel::Current); } void QmitkMultiLabelInspector::SetSelectedLabel(mitk::LabelSetImage::LabelValueType selectedLabel) { this->SetSelectedLabels({ selectedLabel }); } QmitkMultiLabelInspector::LabelValueVectorType QmitkMultiLabelInspector::GetSelectedLabelsFromSelectionModel() const { LabelValueVectorType result; QModelIndexList selectedIndexes = m_Controls->view->selectionModel()->selectedIndexes(); for (const auto& index : std::as_const(selectedIndexes)) { QVariant qvariantDataNode = m_Model->data(index, QmitkMultiLabelTreeModel::ItemModelRole::LabelInstanceValueRole); if (qvariantDataNode.canConvert()) { result.push_back(qvariantDataNode.value()); } } return result; } QmitkMultiLabelInspector::LabelValueVectorType QmitkMultiLabelInspector::GetSelectedLabels() const { return m_LastValidSelectedLabels; } mitk::Label* QmitkMultiLabelInspector::GetFirstSelectedLabelObject() const { if (m_LastValidSelectedLabels.empty() || m_Segmentation.IsNull()) return nullptr; return m_Segmentation->GetLabel(m_LastValidSelectedLabels.front()); } void QmitkMultiLabelInspector::OnChangeModelSelection(const QItemSelection& /*selected*/, const QItemSelection& /*deselected*/) { if (!m_ModelManipulationOngoing) { auto internalSelection = GetSelectedLabelsFromSelectionModel(); if (internalSelection.empty()) { //empty selections are not allowed by UI interactions, there should always be at least on label selected. //but selections are e.g. also cleared if the model is updated (e.g. due to addition of labels) UpdateSelectionModel(m_LastValidSelectedLabels); } else { m_LastValidSelectedLabels = internalSelection; emit CurrentSelectionChanged(GetSelectedLabels()); } } } void QmitkMultiLabelInspector::WaitCursorOn() const { QApplication::setOverrideCursor(QCursor(Qt::WaitCursor)); } void QmitkMultiLabelInspector::WaitCursorOff() const { this->RestoreOverrideCursor(); } void QmitkMultiLabelInspector::RestoreOverrideCursor() const { QApplication::restoreOverrideCursor(); } mitk::Label* QmitkMultiLabelInspector::GetCurrentLabel() const { auto currentIndex = this->m_Controls->view->currentIndex(); auto labelVariant = currentIndex.data(QmitkMultiLabelTreeModel::ItemModelRole::LabelDataRole); mitk::Label::Pointer currentIndexLabel = nullptr; if (labelVariant.isValid()) { auto uncastedLabel = labelVariant.value(); currentIndexLabel = static_cast(uncastedLabel); } return currentIndexLabel; } QmitkMultiLabelInspector::IndexLevelType QmitkMultiLabelInspector::GetCurrentLevelType() const { auto currentIndex = this->m_Controls->view->currentIndex(); auto labelInstanceVariant = currentIndex.data(QmitkMultiLabelTreeModel::ItemModelRole::LabelInstanceDataRole); auto labelVariant = currentIndex.data(QmitkMultiLabelTreeModel::ItemModelRole::LabelDataRole); if (labelInstanceVariant.isValid() ) { return IndexLevelType::LabelInstance; } else if (labelVariant.isValid()) { return IndexLevelType::LabelClass; } return IndexLevelType::Group; } QmitkMultiLabelInspector::LabelValueVectorType QmitkMultiLabelInspector::GetCurrentlyAffactedLabelInstances() const { auto currentIndex = m_Controls->view->currentIndex(); return m_Model->GetLabelsInSubTree(currentIndex); } QmitkMultiLabelInspector::LabelValueVectorType QmitkMultiLabelInspector::GetLabelInstancesOfSelectedFirstLabel() const { if (m_Segmentation.IsNull()) return {}; if (this->GetSelectedLabels().empty()) return {}; const auto index = m_Model->indexOfLabel(this->GetSelectedLabels().front()); return m_Model->GetLabelInstancesOfSameLabelClass(index); } mitk::Label* QmitkMultiLabelInspector::AddNewLabelInstanceInternal(mitk::Label* templateLabel) { if (!m_AllowLabelModification) mitkThrow() << "QmitkMultiLabelInspector is configured incorrectly. Set AllowLabelModification to true to allow the usage of AddNewLabelInstance."; if (nullptr == templateLabel) mitkThrow() << "QmitkMultiLabelInspector is in an invalid state. AddNewLabelInstanceInternal was called with a non existing label as template"; auto groupID = m_Segmentation->GetGroupIndexOfLabel(templateLabel->GetValue()); m_ModelManipulationOngoing = true; auto newLabel = m_Segmentation->AddLabel(templateLabel, groupID, true); m_ModelManipulationOngoing = false; this->SetSelectedLabel(newLabel->GetValue()); auto index = m_Model->indexOfLabel(newLabel->GetValue()); if (index.isValid()) { m_Controls->view->expand(index.parent()); } else { mitkThrow() << "Segmentation or QmitkMultiLabelTreeModel is in an invalid state. Label is not present in the model after adding it to the segmentation. Label value: " << newLabel->GetValue(); } emit ModelUpdated(); return newLabel; } mitk::Label* QmitkMultiLabelInspector::AddNewLabelInstance() { auto currentLabel = this->GetFirstSelectedLabelObject(); if (nullptr == currentLabel) return nullptr; auto result = this->AddNewLabelInstanceInternal(currentLabel); // this is needed as workaround for (T27307). It circumvents the fact that modifications // of data (here the segmentation) does not directly trigger the modification of the // owning node (see T27307). Therefore other code (like renderers or model views) that e.g. // listens to the datastorage for modification would not get notified. if (m_SegmentationNode.IsNotNull()) { m_SegmentationNode->Modified(); } return result; } mitk::Label* QmitkMultiLabelInspector::AddNewLabelInternal(const mitk::LabelSetImage::GroupIndexType& containingGroup) { auto newLabel = mitk::LabelSetImageHelper::CreateNewLabel(m_Segmentation); if (!m_DefaultLabelNaming) emit LabelRenameRequested(newLabel, false); m_ModelManipulationOngoing = true; m_Segmentation->AddLabel(newLabel, containingGroup, false); m_ModelManipulationOngoing = false; this->SetSelectedLabel(newLabel->GetValue()); auto index = m_Model->indexOfLabel(newLabel->GetValue()); if (!index.isValid()) mitkThrow() << "Segmentation or QmitkMultiLabelTreeModel is in an invalid state. Label is not present in the " "model after adding it to the segmentation. Label value: " << newLabel->GetValue(); m_Controls->view->expand(index.parent()); emit ModelUpdated(); return newLabel; } mitk::Label* QmitkMultiLabelInspector::AddNewLabel() { if (!m_AllowLabelModification) mitkThrow() << "QmitkMultiLabelInspector is configured incorrectly. Set AllowLabelModification to true to allow the usage of AddNewLabel."; if (m_Segmentation.IsNull()) { return nullptr; } auto currentLabel = this->GetFirstSelectedLabelObject(); mitk::LabelSetImage::GroupIndexType groupID = nullptr != currentLabel ? m_Segmentation->GetGroupIndexOfLabel(currentLabel->GetValue()) : 0; auto result = AddNewLabelInternal(groupID); // this is needed as workaround for (T27307). It circumvents the fact that modifications // of data (here the segmentation) does not directly trigger the modification of the // owning node (see T27307). Therefore other code (like renderers or model views) that e.g. // listens to the datastorage for modification would not get notified. if (m_SegmentationNode.IsNotNull()) { m_SegmentationNode->Modified(); } return result; } void QmitkMultiLabelInspector::DeleteLabelInstance() { if (!m_AllowLabelModification) mitkThrow() << "QmitkMultiLabelInspector is configured incorrectly. Set AllowLabelModification to true to allow the usage of DeleteLabelInstance."; if (m_Segmentation.IsNull()) return; auto label = this->GetFirstSelectedLabelObject(); if (nullptr == label) return; auto index = m_Model->indexOfLabel(label->GetValue()); auto instanceName = index.data(Qt::DisplayRole); auto question = "Do you really want to delete label instance \"" + instanceName.toString() + "\"?"; auto answer = QMessageBox::question(this, QString("Delete label instances"), question, QMessageBox::Yes | QMessageBox::Cancel, QMessageBox::Yes); if (answer == QMessageBox::Yes) { this->DeleteLabelInternal({ label->GetValue() }); // this is needed as workaround for (T27307). It circumvents the fact that modifications // of data (here the segmentation) does not directly trigger the modification of the // owning node (see T27307). Therefore other code (like renderers or model views) that e.g. // listens to the datastorage for modification would not get notified. if (m_SegmentationNode.IsNotNull()) { m_SegmentationNode->Modified(); } } } void QmitkMultiLabelInspector::DeleteLabel() { if (!m_AllowLabelModification) mitkThrow() << "QmitkMultiLabelInspector is configured incorrectly. Set AllowLabelModification to true to allow the usage of DeleteLabel."; if (m_Segmentation.IsNull()) return; const auto label = this->GetFirstSelectedLabelObject(); if (nullptr == label) return; const auto relevantLabels = this->GetLabelInstancesOfSelectedFirstLabel(); if (relevantLabels.empty()) return; auto question = "Do you really want to delete label \"" + QString::fromStdString(label->GetName()); question = relevantLabels.size()==1 ? question + "\"?" : question + "\" with all "+QString::number(relevantLabels.size()) +" instances?"; auto answer = QMessageBox::question(this, QString("Delete label"), question, QMessageBox::Yes | QMessageBox::Cancel, QMessageBox::Yes); if (answer == QMessageBox::Yes) { this->DeleteLabelInternal(relevantLabels); // this is needed as workaround for (T27307). It circumvents the fact that modifications // of data (here the segmentation) does not directly trigger the modification of the // owning node (see T27307). Therefore other code (like renderers or model views) that e.g. // listens to the datastorage for modification would not get notified. if (m_SegmentationNode.IsNotNull()) { m_SegmentationNode->Modified(); } } } void QmitkMultiLabelInspector::DeleteLabelInternal(const LabelValueVectorType& labelValues) { if (!m_AllowLabelModification) mitkThrow() << "QmitkMultiLabelInspector is configured incorrectly. Set AllowLabelModification to true to allow the usage of DeleteLabelInternal."; if (m_Segmentation.IsNull()) { return; } QVariant nextLabelVariant; this->WaitCursorOn(); m_ModelManipulationOngoing = true; for (auto labelValue : labelValues) { if (labelValue == labelValues.back()) { auto currentIndex = m_Model->indexOfLabel(labelValue); auto nextIndex = m_Model->ClosestLabelInstanceIndex(currentIndex); nextLabelVariant = nextIndex.data(QmitkMultiLabelTreeModel::ItemModelRole::LabelInstanceValueRole); } m_Segmentation->RemoveLabel(labelValue); } m_ModelManipulationOngoing = false; this->WaitCursorOff(); if (nextLabelVariant.isValid()) { auto newLabelValue = nextLabelVariant.value(); this->SetSelectedLabel(newLabelValue); auto index = m_Model->indexOfLabel(newLabelValue); //we have to get index again, because it could have changed due to remove operation. if (index.isValid()) { m_Controls->view->expand(index.parent()); } else { mitkThrow() << "Segmentation or QmitkMultiLabelTreeModel is in an invalid state. Label is not present in the model after adding it to the segmentation. Label value: " << newLabelValue; } } else { this->SetSelectedLabels({}); } emit ModelUpdated(); mitk::RenderingManager::GetInstance()->RequestUpdateAll(); } mitk::Label* QmitkMultiLabelInspector::AddNewGroup() { if (!m_AllowLabelModification) mitkThrow() << "QmitkMultiLabelInspector is configured incorrectly. Set AllowLabelModification to true to allow the usage of AddNewLabel."; if (m_Segmentation.IsNull()) { return nullptr; } mitk::LabelSetImage::GroupIndexType groupID = 0; mitk::Label* newLabel = nullptr; m_ModelManipulationOngoing = true; try { this->WaitCursorOn(); groupID = m_Segmentation->AddLayer(); m_Segmentation->SetActiveLayer(groupID); this->WaitCursorOff(); newLabel = this->AddNewLabelInternal(groupID); } catch (mitk::Exception& e) { this->WaitCursorOff(); m_ModelManipulationOngoing = false; MITK_ERROR << "Exception caught: " << e.GetDescription(); QMessageBox::information(this, "Add group", "Could not add a new group. See error log for details."); } m_ModelManipulationOngoing = false; emit ModelUpdated(); // this is needed as workaround for (T27307). It circumvents the fact that modifications // of data (here the segmentation) does not directly trigger the modification of the // owning node (see T27307). Therefore other code (like renderers or model views) that e.g. // listens to the datastorage for modification would not get notified. if (m_SegmentationNode.IsNotNull()) { m_SegmentationNode->Modified(); } return newLabel; } void QmitkMultiLabelInspector::RemoveGroupInternal(const mitk::LabelSetImage::GroupIndexType& groupID) { if (!m_AllowLabelModification) mitkThrow() << "QmitkMultiLabelInspector is configured incorrectly. Set AllowLabelModification to true to allow the usage of RemoveLabel."; if (m_Segmentation.IsNull()) return; if (m_Segmentation->GetNumberOfLayers() < 2) return; auto currentIndex = m_Model->indexOfGroup(groupID); auto nextIndex = m_Model->ClosestLabelInstanceIndex(currentIndex); auto labelVariant = nextIndex.data(QmitkMultiLabelTreeModel::ItemModelRole::LabelInstanceValueRole); try { this->WaitCursorOn(); m_ModelManipulationOngoing = true; m_Segmentation->RemoveGroup(groupID); m_ModelManipulationOngoing = false; this->WaitCursorOff(); } catch (mitk::Exception& e) { m_ModelManipulationOngoing = false; this->WaitCursorOff(); MITK_ERROR << "Exception caught: " << e.GetDescription(); QMessageBox::information(this, "Delete group", "Could not delete the currently active group. See error log for details."); return; } if (labelVariant.isValid()) { auto newLabelValue = labelVariant.value(); this->SetSelectedLabel(newLabelValue); auto index = m_Model->indexOfLabel(newLabelValue); //we have to get index again, because it could have changed due to remove operation. if (index.isValid()) { m_Controls->view->expand(index.parent()); } else { mitkThrow() << "Segmentation or QmitkMultiLabelTreeModel is in an invalid state. Label is not present in the model after adding it to the segmentation. Label value: " << newLabelValue; } } else { this->SetSelectedLabels({}); } emit ModelUpdated(); mitk::RenderingManager::GetInstance()->RequestUpdateAll(); } void QmitkMultiLabelInspector::RemoveGroup() { if (!m_AllowLabelModification) mitkThrow() << "QmitkMultiLabelInspector is configured incorrectly. Set AllowLabelModification to true to allow the usage of RemoveLabel."; if (m_Segmentation.IsNull()) return; if (m_Segmentation->GetNumberOfLayers() < 2) { QMessageBox::information(this, "Delete group", "Cannot delete last remaining group. A segmentation must contain at least a single group."); return; } const auto* selectedLabel = this->GetFirstSelectedLabelObject(); if (selectedLabel == nullptr) return; - const auto group = m_Segmentation->GetGroupIndexOfLabel(selectedLabel->GetValue()); + const auto groupID = m_Segmentation->GetGroupIndexOfLabel(selectedLabel->GetValue()); + auto groupName = QString::fromStdString(mitk::LabelSetImageHelper::CreateDisplayGroupName(m_Segmentation, groupID)); - auto question = QStringLiteral("Do you really want to delete group %1 including all of its labels?").arg(group); - auto answer = QMessageBox::question(this, QStringLiteral("Delete group %1").arg(group), question, QMessageBox::Yes | QMessageBox::No, QMessageBox::Yes); + auto question = QStringLiteral("Do you really want to delete group \"%1\" including all of its labels?").arg(groupName); + auto answer = QMessageBox::question(this, QString("Delete group \"%1\"").arg(groupName), question, QMessageBox::Yes | QMessageBox::No, QMessageBox::Yes); if (answer != QMessageBox::Yes) return; - this->RemoveGroupInternal(group); + this->RemoveGroupInternal(groupID); } void QmitkMultiLabelInspector::OnDeleteGroup() { if (!m_AllowLabelModification) mitkThrow() << "QmitkMultiLabelInspector is configured incorrectly. Set AllowLabelModification to true to allow the usage of RemoveLabel."; if (m_Segmentation.IsNull()) return; auto currentIndex = this->m_Controls->view->currentIndex(); auto groupIDVariant = currentIndex.data(QmitkMultiLabelTreeModel::ItemModelRole::GroupIDRole); if (groupIDVariant.isValid()) { auto groupID = groupIDVariant.value(); - - auto question = QStringLiteral("Do you really want to delete group %1 including all of its labels?").arg(groupID); - auto answer = QMessageBox::question(this, QString("Delete group %1").arg(groupID), question, QMessageBox::Yes | QMessageBox::No, QMessageBox::Yes); + auto groupName = QString::fromStdString(mitk::LabelSetImageHelper::CreateDisplayGroupName(m_Segmentation, groupID)); + auto question = QStringLiteral("Do you really want to delete group \"%1\" including all of its labels?").arg(groupName); + auto answer = QMessageBox::question(this, QString("Delete group \"%1\"").arg(groupName), question, QMessageBox::Yes | QMessageBox::No, QMessageBox::Yes); if (answer != QMessageBox::Yes) return; this->RemoveGroupInternal(groupID); // this is needed as workaround for (T27307). It circumvents the fact that modifications // of data (here the segmentation) does not directly trigger the modification of the // owning node (see T27307). Therefore other code (like renderers or model views) that e.g. // listens to the datastorage for modification would not get notified. if (m_SegmentationNode.IsNotNull()) { m_SegmentationNode->Modified(); } } }; void QmitkMultiLabelInspector::OnContextMenuRequested(const QPoint& /*pos*/) { if (m_Segmentation.IsNull() || !this->isEnabled()) return; const auto indexLevel = this->GetCurrentLevelType(); auto currentIndex = this->m_Controls->view->currentIndex(); //this ensures correct highlighting is the context menu is triggered while //another context menu is already open. if (currentIndex.isValid() && this->m_AboutToShowContextMenu) this->OnEntered(this->m_Controls->view->currentIndex()); QMenu* menu = new QMenu(this); if (IndexLevelType::Group == indexLevel) { if (m_AllowLabelModification) { QAction* addInstanceAction = new QAction(QmitkStyleManager::ThemeIcon(QStringLiteral(":/Qmitk/icon_label_add.svg")), "&Add label", this); QObject::connect(addInstanceAction, &QAction::triggered, this, &QmitkMultiLabelInspector::OnAddLabel); menu->addAction(addInstanceAction); if (m_Segmentation->GetNumberOfLayers() > 1) { QAction* removeAction = new QAction(QmitkStyleManager::ThemeIcon(QStringLiteral(":/Qmitk/icon_group_delete.svg")), "Delete group", this); QObject::connect(removeAction, &QAction::triggered, this, &QmitkMultiLabelInspector::OnDeleteGroup); menu->addAction(removeAction); } } if (m_AllowLockModification) { menu->addSeparator(); QAction* lockAllAction = new QAction(QmitkStyleManager::ThemeIcon(QLatin1String(":/Qmitk/lock.svg")), "Lock group", this); QObject::connect(lockAllAction, &QAction::triggered, this, &QmitkMultiLabelInspector::OnLockAffectedLabels); menu->addAction(lockAllAction); QAction* unlockAllAction = new QAction(QmitkStyleManager::ThemeIcon(QLatin1String(":/Qmitk/unlock.svg")), "Unlock group", this); QObject::connect(unlockAllAction, &QAction::triggered, this, &QmitkMultiLabelInspector::OnUnlockAffectedLabels); menu->addAction(unlockAllAction); } if (m_AllowVisibilityModification) { menu->addSeparator(); QAction* viewAllAction = new QAction(QmitkStyleManager::ThemeIcon(QLatin1String(":/Qmitk/visible.svg")), "Show group", this); QObject::connect(viewAllAction, &QAction::triggered, this, &QmitkMultiLabelInspector::OnSetAffectedLabelsVisible); menu->addAction(viewAllAction); QAction* hideAllAction = new QAction(QmitkStyleManager::ThemeIcon(QLatin1String(":/Qmitk/invisible.svg")), "Hide group", this); QObject::connect(hideAllAction, &QAction::triggered, this, &QmitkMultiLabelInspector::OnSetAffectedLabelsInvisible); menu->addAction(hideAllAction); menu->addSeparator(); auto opacityAction = this->CreateOpacityAction(); if (nullptr != opacityAction) menu->addAction(opacityAction); } } else if (IndexLevelType::LabelClass == indexLevel) { if (m_AllowLabelModification) { QAction* addInstanceAction = new QAction(QmitkStyleManager::ThemeIcon(QStringLiteral(":/Qmitk/icon_label_add_instance.svg")), "Add label instance", this); QObject::connect(addInstanceAction, &QAction::triggered, this, &QmitkMultiLabelInspector::OnAddLabelInstance); menu->addAction(addInstanceAction); QAction* renameAction = new QAction(QIcon(":/Qmitk/RenameLabel.png"), "&Rename label", this); QObject::connect(renameAction, SIGNAL(triggered(bool)), this, SLOT(OnRenameLabel(bool))); menu->addAction(renameAction); QAction* removeAction = new QAction(QmitkStyleManager::ThemeIcon(QStringLiteral(":/Qmitk/icon_label_delete.svg")), "&Delete label", this); QObject::connect(removeAction, &QAction::triggered, this, &QmitkMultiLabelInspector::OnDeleteAffectedLabel); menu->addAction(removeAction); } if (m_AllowLockModification) { menu->addSeparator(); QAction* lockAllAction = new QAction(QmitkStyleManager::ThemeIcon(QLatin1String(":/Qmitk/lock.svg")), "Lock label instances", this); QObject::connect(lockAllAction, &QAction::triggered, this, &QmitkMultiLabelInspector::OnLockAffectedLabels); menu->addAction(lockAllAction); QAction* unlockAllAction = new QAction(QmitkStyleManager::ThemeIcon(QLatin1String(":/Qmitk/unlock.svg")), "Unlock label instances", this); QObject::connect(unlockAllAction, &QAction::triggered, this, &QmitkMultiLabelInspector::OnUnlockAffectedLabels); menu->addAction(unlockAllAction); } if (m_AllowVisibilityModification) { menu->addSeparator(); QAction* viewAllAction = new QAction(QmitkStyleManager::ThemeIcon(QLatin1String(":/Qmitk/visible.svg")), "Show label instances", this); QObject::connect(viewAllAction, &QAction::triggered, this, &QmitkMultiLabelInspector::OnSetAffectedLabelsVisible); menu->addAction(viewAllAction); QAction* hideAllAction = new QAction(QmitkStyleManager::ThemeIcon(QLatin1String(":/Qmitk/invisible.svg")), "Hide label instances", this); QObject::connect(hideAllAction, &QAction::triggered, this, &QmitkMultiLabelInspector::OnSetAffectedLabelsInvisible); menu->addAction(hideAllAction); menu->addSeparator(); auto opacityAction = this->CreateOpacityAction(); if (nullptr!=opacityAction) menu->addAction(opacityAction); } } else { auto selectedLabelValues = this->GetSelectedLabels(); if (selectedLabelValues.empty()) return; if (this->GetMultiSelectionMode() && selectedLabelValues.size() > 1) { if (m_AllowLabelModification) { QAction* mergeAction = new QAction(QIcon(":/Qmitk/MergeLabels.png"), "Merge selection on current label", this); QObject::connect(mergeAction, SIGNAL(triggered(bool)), this, SLOT(OnMergeLabels(bool))); menu->addAction(mergeAction); QAction* removeLabelsAction = new QAction(QmitkStyleManager::ThemeIcon(QStringLiteral(":/Qmitk/icon_label_delete_instance.svg")), "&Delete selected labels", this); QObject::connect(removeLabelsAction, SIGNAL(triggered(bool)), this, SLOT(OnDeleteLabels(bool))); menu->addAction(removeLabelsAction); QAction* clearLabelsAction = new QAction(QIcon(":/Qmitk/EraseLabel.png"), "&Clear selected labels", this); QObject::connect(clearLabelsAction, SIGNAL(triggered(bool)), this, SLOT(OnClearLabels(bool))); menu->addAction(clearLabelsAction); } if (m_AllowVisibilityModification) { if (m_AllowLabelModification) menu->addSeparator(); QAction* viewOnlyAction = new QAction(QmitkStyleManager::ThemeIcon(QLatin1String(":/Qmitk/visible.svg")), "Hide everything but this", this); QObject::connect(viewOnlyAction, SIGNAL(triggered(bool)), this, SLOT(OnSetOnlyActiveLabelVisible(bool))); menu->addAction(viewOnlyAction); menu->addSeparator(); auto opacityAction = this->CreateOpacityAction(); if (nullptr != opacityAction) menu->addAction(opacityAction); } } else { if (m_AllowLabelModification) { QAction* addInstanceAction = new QAction(QmitkStyleManager::ThemeIcon(QStringLiteral(":/Qmitk/icon_label_add_instance.svg")), "&Add label instance", this); QObject::connect(addInstanceAction, &QAction::triggered, this, &QmitkMultiLabelInspector::OnAddLabelInstance); menu->addAction(addInstanceAction); const auto selectedLabelIndex = m_Model->indexOfLabel(selectedLabelValues.front()); if (m_Model->GetLabelInstancesOfSameLabelClass(selectedLabelIndex).size() > 1) // Only labels that actually appear as instance (having additional instances) { QAction* renameAction = new QAction(QIcon(":/Qmitk/RenameLabel.png"), "&Rename label instance", this); QObject::connect(renameAction, SIGNAL(triggered(bool)), this, SLOT(OnRenameLabel(bool))); menu->addAction(renameAction); QAction* removeInstanceAction = new QAction(QmitkStyleManager::ThemeIcon(QStringLiteral(":/Qmitk/icon_label_delete_instance.svg")), "&Delete label instance", this); QObject::connect(removeInstanceAction, &QAction::triggered, this, &QmitkMultiLabelInspector::DeleteLabelInstance); menu->addAction(removeInstanceAction); } else { QAction* renameAction = new QAction(QIcon(":/Qmitk/RenameLabel.png"), "&Rename label", this); QObject::connect(renameAction, SIGNAL(triggered(bool)), this, SLOT(OnRenameLabel(bool))); menu->addAction(renameAction); } QAction* removeLabelAction = new QAction(QmitkStyleManager::ThemeIcon(QStringLiteral(":/Qmitk/icon_label_delete.svg")), "Delete &label", this); QObject::connect(removeLabelAction, &QAction::triggered, this, &QmitkMultiLabelInspector::DeleteLabel); menu->addAction(removeLabelAction); QAction* clearAction = new QAction(QIcon(":/Qmitk/EraseLabel.png"), "&Clear content", this); QObject::connect(clearAction, SIGNAL(triggered(bool)), this, SLOT(OnClearLabel(bool))); menu->addAction(clearAction); } if (m_AllowVisibilityModification) { if (m_AllowLabelModification) menu->addSeparator(); QAction* viewOnlyAction = new QAction(QmitkStyleManager::ThemeIcon(QLatin1String(":/Qmitk/visible.svg")), "Hide everything but this", this); QObject::connect(viewOnlyAction, SIGNAL(triggered(bool)), this, SLOT(OnSetOnlyActiveLabelVisible(bool))); menu->addAction(viewOnlyAction); menu->addSeparator(); auto opacityAction = this->CreateOpacityAction(); if (nullptr != opacityAction) menu->addAction(opacityAction); } } } QObject::connect(menu, &QMenu::aboutToHide, this, &QmitkMultiLabelInspector::OnMouseLeave); m_AboutToShowContextMenu = true; menu->popup(QCursor::pos()); } QWidgetAction* QmitkMultiLabelInspector::CreateOpacityAction() { auto selectedLabelValues = this->GetSelectedLabels(); auto relevantLabelValues = !this->GetMultiSelectionMode() || selectedLabelValues.size() <= 1 ? this->GetCurrentlyAffactedLabelInstances() : selectedLabelValues; std::vector relevantLabels; if (!relevantLabelValues.empty()) { for (auto value : relevantLabelValues) { auto label = this->m_Segmentation->GetLabel(value); if (nullptr == label) mitkThrow() << "Invalid state. Internal model returned a label value that does not exist in segmentation. Invalid value:" << value; relevantLabels.emplace_back(label); } auto* opacitySlider = new QSlider; opacitySlider->setMinimum(0); opacitySlider->setMaximum(100); opacitySlider->setOrientation(Qt::Horizontal); auto opacity = relevantLabels.front()->GetOpacity(); opacitySlider->setValue(static_cast(opacity * 100)); auto segmentation = m_Segmentation; auto node = m_SegmentationNode; auto onChangeLambda = [segmentation, relevantLabels](const int value) { auto opacity = static_cast(value) / 100.0f; for (auto label : relevantLabels) { label->SetOpacity(opacity); segmentation->UpdateLookupTable(label->GetValue()); } segmentation->GetLookupTable()->Modified(); mitk::RenderingManager::GetInstance()->RequestUpdateAll(); }; QObject::connect(opacitySlider, &QSlider::valueChanged, this, onChangeLambda); auto onPressedLambda = [node]() { DeactivateLabelHighlights(node); }; QObject::connect(opacitySlider, &QSlider::sliderPressed, this, onPressedLambda); auto onReleasedLambda = [node, relevantLabelValues]() { ActivateLabelHighlights(node, relevantLabelValues); }; QObject::connect(opacitySlider, &QSlider::sliderReleased, this, onReleasedLambda); QLabel* opacityLabel = new QLabel("Opacity: "); QVBoxLayout* opacityWidgetLayout = new QVBoxLayout; opacityWidgetLayout->setContentsMargins(4, 4, 4, 4); opacityWidgetLayout->addWidget(opacityLabel); opacityWidgetLayout->addWidget(opacitySlider); QWidget* opacityWidget = new QWidget; opacityWidget->setLayout(opacityWidgetLayout); QWidgetAction* opacityAction = new QWidgetAction(this); opacityAction->setDefaultWidget(opacityWidget); return opacityAction; } return nullptr; } void QmitkMultiLabelInspector::OnClearLabels(bool /*value*/) { QString question = "Do you really want to clear the selected labels?"; QMessageBox::StandardButton answerButton = QMessageBox::question( this, "Clear selected labels", question, QMessageBox::Yes | QMessageBox::Cancel, QMessageBox::Yes); if (answerButton == QMessageBox::Yes) { this->WaitCursorOn(); m_Segmentation->EraseLabels(this->GetSelectedLabels()); this->WaitCursorOff(); // this is needed as workaround for (T27307). It circumvents the fact that modifications // of data (here the segmentation) does not directly trigger the modification of the // owning node (see T27307). Therefore other code (like renderers or model views) that e.g. // listens to the datastorage for modification would not get notified. if (m_SegmentationNode.IsNotNull()) { m_SegmentationNode->Modified(); } } } void QmitkMultiLabelInspector::OnDeleteAffectedLabel() { if (!m_AllowLabelModification) mitkThrow() << "QmitkMultiLabelInspector is configured incorrectly. Set AllowLabelModification to true to allow the usage of RemoveLabel."; if (m_Segmentation.IsNull()) { return; } auto affectedLabels = GetCurrentlyAffactedLabelInstances(); auto currentLabel = m_Segmentation->GetLabel(affectedLabels.front()); QString question = "Do you really want to delete all instances of label \"" + QString::fromStdString(currentLabel->GetName()) + "\"?"; QMessageBox::StandardButton answerButton = QMessageBox::question(this, "Delete label", question, QMessageBox::Yes | QMessageBox::Cancel, QMessageBox::Yes); if (answerButton == QMessageBox::Yes) { this->DeleteLabelInternal(affectedLabels); // this is needed as workaround for (T27307). It circumvents the fact that modifications // of data (here the segmentation) does not directly trigger the modification of the // owning node (see T27307). Therefore other code (like renderers or model views) that e.g. // listens to the datastorage for modification would not get notified. if (m_SegmentationNode.IsNotNull()) { m_SegmentationNode->Modified(); } } } void QmitkMultiLabelInspector::OnDeleteLabels(bool /*value*/) { QString question = "Do you really want to remove the selected labels?"; QMessageBox::StandardButton answerButton = QMessageBox::question( this, "Remove selected labels", question, QMessageBox::Yes | QMessageBox::Cancel, QMessageBox::Yes); if (answerButton == QMessageBox::Yes) { this->WaitCursorOn(); m_Segmentation->RemoveLabels(this->GetSelectedLabels()); this->WaitCursorOff(); // this is needed as workaround for (T27307). It circumvents the fact that modifications // of data (here the segmentation) does not directly trigger the modification of the // owning node (see T27307). Therefore other code (like renderers or model views) that e.g. // listens to the datastorage for modification would not get notified. if (m_SegmentationNode.IsNotNull()) { m_SegmentationNode->Modified(); } } } void QmitkMultiLabelInspector::OnMergeLabels(bool /*value*/) { auto currentLabel = GetCurrentLabel(); QString question = "Do you really want to merge selected labels into \"" + QString::fromStdString(currentLabel->GetName())+"\"?"; QMessageBox::StandardButton answerButton = QMessageBox::question( this, "Merge selected label", question, QMessageBox::Yes | QMessageBox::Cancel, QMessageBox::Yes); if (answerButton == QMessageBox::Yes) { this->WaitCursorOn(); m_Segmentation->MergeLabels(currentLabel->GetValue(), this->GetSelectedLabels()); this->WaitCursorOff(); // this is needed as workaround for (T27307). It circumvents the fact that modifications // of data (here the segmentation) does not directly trigger the modification of the // owning node (see T27307). Therefore other code (like renderers or model views) that e.g. // listens to the datastorage for modification would not get notified. if (m_SegmentationNode.IsNotNull()) { m_SegmentationNode->Modified(); } } } void QmitkMultiLabelInspector::OnAddLabel() { auto currentIndex = this->m_Controls->view->currentIndex(); auto groupIDVariant = currentIndex.data(QmitkMultiLabelTreeModel::ItemModelRole::GroupIDRole); if (groupIDVariant.isValid()) { auto groupID = groupIDVariant.value(); this->AddNewLabelInternal(groupID); // this is needed as workaround for (T27307). It circumvents the fact that modifications // of data (here the segmentation) does not directly trigger the modification of the // owning node (see T27307). Therefore other code (like renderers or model views) that e.g. // listens to the datastorage for modification would not get notified. if (m_SegmentationNode.IsNotNull()) { m_SegmentationNode->Modified(); } } } void QmitkMultiLabelInspector::OnAddLabelInstance() { auto currentLabel = this->GetCurrentLabel(); if (nullptr == currentLabel) return; this->AddNewLabelInstanceInternal(currentLabel); // this is needed as workaround for (T27307). It circumvents the fact that modifications // of data (here the segmentation) does not directly trigger the modification of the // owning node (see T27307). Therefore other code (like renderers or model views) that e.g. // listens to the datastorage for modification would not get notified. if (m_SegmentationNode.IsNotNull()) { m_SegmentationNode->Modified(); } } void QmitkMultiLabelInspector::OnClearLabel(bool /*value*/) { auto currentLabel = GetFirstSelectedLabelObject(); QString question = "Do you really want to clear the contents of label \"" + QString::fromStdString(currentLabel->GetName())+"\"?"; QMessageBox::StandardButton answerButton = QMessageBox::question(this, "Clear label", question, QMessageBox::Yes | QMessageBox::Cancel, QMessageBox::Yes); if (answerButton == QMessageBox::Yes) { this->WaitCursorOn(); m_Segmentation->EraseLabel(currentLabel->GetValue()); this->WaitCursorOff(); // this is needed as workaround for (T27307). It circumvents the fact that modifications // of data (here the segmentation) does not directly trigger the modification of the // owning node (see T27307). Therefore other code (like renderers or model views) that e.g. // listens to the datastorage for modification would not get notified. if (m_SegmentationNode.IsNotNull()) { m_SegmentationNode->Modified(); } } } void QmitkMultiLabelInspector::OnRenameLabel(bool /*value*/) { auto relevantLabelValues = this->GetCurrentlyAffactedLabelInstances(); auto currentLabel = this->GetCurrentLabel(); emit LabelRenameRequested(currentLabel, true); for (auto value : relevantLabelValues) { if (value != currentLabel->GetValue()) { auto label = this->m_Segmentation->GetLabel(value); if (nullptr == label) mitkThrow() << "Invalid state. Internal model returned a label value that does not exist in segmentation. Invalid value:" << value; label->SetName(currentLabel->GetName()); label->SetColor(currentLabel->GetColor()); m_Segmentation->UpdateLookupTable(label->GetValue()); mitk::DICOMSegmentationPropertyHelper::SetDICOMSegmentProperties(label); // this is needed as workaround for (T27307). It circumvents the fact that modifications // of data (here the segmentation) does not directly trigger the modification of the // owning node (see T27307). Therefore other code (like renderers or model views) that e.g. // listens to the datastorage for modification would not get notified. if (m_SegmentationNode.IsNotNull()) { m_SegmentationNode->Modified(); } } } emit ModelUpdated(); } void QmitkMultiLabelInspector::SetLockOfAffectedLabels(bool locked) const { auto relevantLabelValues = this->GetCurrentlyAffactedLabelInstances(); if (!relevantLabelValues.empty()) { for (auto value : relevantLabelValues) { auto label = this->m_Segmentation->GetLabel(value); if (nullptr == label) mitkThrow() << "Invalid state. Internal model returned a label value that does not exist in segmentation. Invalid value:" << value; label->SetLocked(locked); } mitk::RenderingManager::GetInstance()->RequestUpdateAll(); } } void QmitkMultiLabelInspector::OnUnlockAffectedLabels() { this->SetLockOfAffectedLabels(false); } void QmitkMultiLabelInspector::OnLockAffectedLabels() { this->SetLockOfAffectedLabels(true); } void QmitkMultiLabelInspector::SetVisibilityOfAffectedLabels(bool visible) const { auto relevantLabelValues = this->GetCurrentlyAffactedLabelInstances(); if (!relevantLabelValues.empty()) { for (auto value : relevantLabelValues) { auto label = this->m_Segmentation->GetLabel(value); if (nullptr == label) mitkThrow() << "Invalid state. Internal model returned a label value that does not exist in segmentation. Invalid value:" << value; label->SetVisible(visible); m_Segmentation->UpdateLookupTable(label->GetValue()); } m_Segmentation->GetLookupTable()->Modified(); mitk::RenderingManager::GetInstance()->RequestUpdateAll(); } } void QmitkMultiLabelInspector::OnSetAffectedLabelsVisible() { this->SetVisibilityOfAffectedLabels(true); } void QmitkMultiLabelInspector::OnSetAffectedLabelsInvisible() { this->SetVisibilityOfAffectedLabels(false); } void QmitkMultiLabelInspector::OnSetOnlyActiveLabelVisible(bool /*value*/) { auto selectedLabelValues = this->GetSelectedLabels(); if (selectedLabelValues.empty()) return; m_Segmentation->SetAllLabelsVisible(false); for (auto selectedValue : selectedLabelValues) { auto currentLabel = m_Segmentation->GetLabel(selectedValue); currentLabel->SetVisible(true); m_Segmentation->UpdateLookupTable(selectedValue); } mitk::RenderingManager::GetInstance()->RequestUpdateAll(); this->PrepareGoToLabel(selectedLabelValues.front()); } void QmitkMultiLabelInspector::OnItemDoubleClicked(const QModelIndex& index) { if (!index.isValid()) return; if (index.column() > 0) return; auto labelVariant = index.data(QmitkMultiLabelTreeModel::ItemModelRole::LabelInstanceValueRole); if (!labelVariant.isValid()) return; const auto labelID = labelVariant.value(); if (QApplication::queryKeyboardModifiers().testFlag(Qt::AltModifier)) { this->OnRenameLabel(false); return; } this->PrepareGoToLabel(labelID); } void QmitkMultiLabelInspector::PrepareGoToLabel(mitk::Label::PixelType labelID) const { this->WaitCursorOn(); m_Segmentation->UpdateCenterOfMass(labelID); const auto currentLabel = m_Segmentation->GetLabel(labelID); const mitk::Point3D& pos = currentLabel->GetCenterOfMassCoordinates(); this->WaitCursorOff(); if (pos.GetVnlVector().max_value() > 0.0) { emit GoToLabel(currentLabel->GetValue(), pos); } } void QmitkMultiLabelInspector::OnEntered(const QModelIndex& index) { if (m_SegmentationNode.IsNotNull()) { auto labelVariant = index.data(QmitkMultiLabelTreeModel::ItemModelRole::LabelInstanceValueRole); auto highlightedValues = m_Model->GetLabelsInSubTree(index); ActivateLabelHighlights(m_SegmentationNode, highlightedValues); } m_AboutToShowContextMenu = false; } void QmitkMultiLabelInspector::OnMouseLeave() { if (m_SegmentationNode.IsNotNull() && !m_AboutToShowContextMenu) { DeactivateLabelHighlights(m_SegmentationNode); } else { m_AboutToShowContextMenu = false; } } diff --git a/Modules/SegmentationUI/Qmitk/QmitkMultiLabelTreeModel.cpp b/Modules/SegmentationUI/Qmitk/QmitkMultiLabelTreeModel.cpp index 9608c7f2dd..23ec29058b 100644 --- a/Modules/SegmentationUI/Qmitk/QmitkMultiLabelTreeModel.cpp +++ b/Modules/SegmentationUI/Qmitk/QmitkMultiLabelTreeModel.cpp @@ -1,1052 +1,1060 @@ /*============================================================================ The Medical Imaging Interaction Toolkit (MITK) Copyright (c) German Cancer Research Center (DKFZ) All rights reserved. Use of this source code is governed by a 3-clause BSD license that can be found in the LICENSE file. ============================================================================*/ #include "QmitkMultiLabelTreeModel.h" #include #include +#include #include class QmitkMultiLabelSegTreeItem { public: enum class ItemType { Group, Label, Instance }; QmitkMultiLabelSegTreeItem() { }; explicit QmitkMultiLabelSegTreeItem(ItemType type, QmitkMultiLabelSegTreeItem* parentItem, mitk::Label* label = nullptr, std::string className = ""): m_parentItem(parentItem), m_ItemType(type), m_Label(label), m_ClassName(className) { }; ~QmitkMultiLabelSegTreeItem() { for (auto item : m_childItems) { delete item; } }; void AppendChild(QmitkMultiLabelSegTreeItem* child) { m_childItems.push_back(child); }; void RemoveChild(std::size_t row) { if (row < m_childItems.size()) { delete m_childItems[row]; m_childItems.erase(m_childItems.begin() + row); } }; int Row() const { if (m_parentItem) { auto finding = std::find(m_parentItem->m_childItems.begin(), m_parentItem->m_childItems.end(), this); if (finding != m_parentItem->m_childItems.end()) { return std::distance(m_parentItem->m_childItems.begin(), finding); } } return 0; }; QmitkMultiLabelSegTreeItem* ParentItem() { return m_parentItem; }; const QmitkMultiLabelSegTreeItem* ParentItem() const { return m_parentItem; }; const QmitkMultiLabelSegTreeItem* NextSibblingItem() const { if (m_parentItem) { const std::vector::size_type row = this->Row(); if (row + 1 < m_parentItem->m_childItems.size()) return m_parentItem->m_childItems[row+1]; } return nullptr; }; const QmitkMultiLabelSegTreeItem* PrevSibblingItem() const { if (m_parentItem) { const std::vector::size_type row = this->Row(); if (row > 0) return m_parentItem->m_childItems[row-1]; } return nullptr; }; const QmitkMultiLabelSegTreeItem* RootItem() const { auto item = this; while (item->m_parentItem != nullptr) { item = item->m_parentItem; } return item; }; std::size_t GetGroupID() const { auto root = this->RootItem(); auto item = this; if (root == this) return 0; while (root != item->m_parentItem) { item = item->m_parentItem; } auto iter = std::find(root->m_childItems.begin(), root->m_childItems.end(), item); if (root->m_childItems.end() == iter) mitkThrow() << "Invalid internal state of QmitkMultiLabelTreeModel. Root does not have an currentItem as child that has root as parent."; return std::distance(root->m_childItems.begin(), iter); } bool HandleAsInstance() const { return (ItemType::Instance == m_ItemType) || ((ItemType::Label == m_ItemType) && (m_childItems.size() == 1)); } mitk::Label* GetLabel() const { if (ItemType::Instance == m_ItemType) { return m_Label; } if (ItemType::Label == m_ItemType) { if (m_childItems.empty()) mitkThrow() << "Invalid internal state of QmitkMultiLabelTreeModel. Internal label currentItem has no instance currentItem."; return m_childItems[0]->GetLabel(); } return nullptr; }; mitk::LabelSetImage::LabelValueType GetLabelValue() const { auto label = this->GetLabel(); if (nullptr == label) { mitkThrow() << "Invalid internal state of QmitkMultiLabelTreeModel. Called GetLabelValue on an group currentItem."; } return label->GetValue(); }; /** returns a vector containing all label values of referenced by this item or its child items.*/ std::vector< mitk::LabelSetImage::LabelValueType> GetLabelsInSubTree() const { if (this->m_ItemType == ItemType::Instance) { return { this->GetLabelValue() }; } std::vector< mitk::LabelSetImage::LabelValueType> result; for (const auto child : this->m_childItems) { auto childresult = child->GetLabelsInSubTree(); result.reserve(result.size() + childresult.size()); result.insert(result.end(), childresult.begin(), childresult.end()); } return result; } std::vector m_childItems; QmitkMultiLabelSegTreeItem* m_parentItem = nullptr; ItemType m_ItemType = ItemType::Group; mitk::Label::Pointer m_Label; std::string m_ClassName; }; QModelIndex GetIndexByItem(const QmitkMultiLabelSegTreeItem* start, const QmitkMultiLabelTreeModel* model) { QModelIndex parentIndex = QModelIndex(); if (nullptr != start->m_parentItem) { parentIndex = GetIndexByItem(start->m_parentItem, model); } else { return parentIndex; } return model->index(start->Row(), 0, parentIndex); } QmitkMultiLabelSegTreeItem* GetGroupItem(QmitkMultiLabelTreeModel::GroupIndexType groupIndex, QmitkMultiLabelSegTreeItem* root) { if (nullptr != root && groupIndex < root->m_childItems.size()) { return root->m_childItems[groupIndex]; } return nullptr; } QmitkMultiLabelSegTreeItem* GetInstanceItem(QmitkMultiLabelTreeModel::LabelValueType labelValue, QmitkMultiLabelSegTreeItem* root) { QmitkMultiLabelSegTreeItem* result = nullptr; for (auto item : root->m_childItems) { result = GetInstanceItem(labelValue, item); if (nullptr != result) return result; } if (root->m_ItemType == QmitkMultiLabelSegTreeItem::ItemType::Instance && root->GetLabelValue() == labelValue) { return root; } return nullptr; } const QmitkMultiLabelSegTreeItem* GetFirstInstanceLikeItem(const QmitkMultiLabelSegTreeItem* startItem) { const QmitkMultiLabelSegTreeItem* result = nullptr; if (nullptr != startItem) { if (startItem->HandleAsInstance()) { result = startItem; } else if (!startItem->m_childItems.empty()) { result = GetFirstInstanceLikeItem(startItem->m_childItems.front()); } } return result; } QmitkMultiLabelSegTreeItem* GetLabelItemInGroup(const std::string& labelName, QmitkMultiLabelSegTreeItem* group) { if (nullptr != group) { auto predicate = [labelName](const QmitkMultiLabelSegTreeItem* item) { return labelName == item->m_ClassName; }; auto finding = std::find_if(group->m_childItems.begin(), group->m_childItems.end(), predicate); if (group->m_childItems.end() != finding) { return *finding; } } return nullptr; } QmitkMultiLabelTreeModel::QmitkMultiLabelTreeModel(QObject *parent) : QAbstractItemModel(parent) { m_RootItem = std::make_unique(); } QmitkMultiLabelTreeModel ::~QmitkMultiLabelTreeModel() { this->SetSegmentation(nullptr); }; int QmitkMultiLabelTreeModel::columnCount(const QModelIndex& /*parent*/) const { return 4; } int QmitkMultiLabelTreeModel::rowCount(const QModelIndex &parent) const { if (parent.column() > 0) return 0; if (m_Segmentation.IsNull()) return 0; QmitkMultiLabelSegTreeItem* parentItem = m_RootItem.get(); if (parent.isValid()) parentItem = static_cast(parent.internalPointer()); if (parentItem->HandleAsInstance()) { return 0; } return parentItem->m_childItems.size(); } QVariant QmitkMultiLabelTreeModel::data(const QModelIndex &index, int role) const { if (!index.isValid()) return QVariant(); auto item = static_cast(index.internalPointer()); if (!item) return QVariant(); if (role == Qt::DisplayRole||role == Qt::EditRole) { if (TableColumns::NAME_COL == index.column()) { switch (item->m_ItemType) { case QmitkMultiLabelSegTreeItem::ItemType::Group: - return QVariant(QString("Group %1").arg(item->GetGroupID())); + { + const auto groupID = item->GetGroupID(); + if (m_Segmentation->ExistGroup(groupID)) + { + return QVariant(QString::fromStdString(mitk::LabelSetImageHelper::CreateDisplayGroupName(m_Segmentation, groupID))); + } + return QVariant(QString("unknown group")); + } case QmitkMultiLabelSegTreeItem::ItemType::Label: { auto label = item->GetLabel(); if (nullptr == label) mitkThrow() << "Invalid internal state. QmitkMultiLabelTreeModel currentItem is refering to a label that does not exist."; QString name = QString::fromStdString(label->GetName()); if (!item->HandleAsInstance()) name = name + QString(" (%1 instances)").arg(item->m_childItems.size()); return QVariant(name); } case QmitkMultiLabelSegTreeItem::ItemType::Instance: { auto label = item->GetLabel(); if (nullptr == label) mitkThrow() << "Invalid internal state. QmitkMultiLabelTreeModel currentItem is refering to a label that does not exist."; return QVariant(QString::fromStdString(label->GetName()) + QString(" [%1]").arg(item->GetLabelValue())); } } } else { if (item->HandleAsInstance()) { auto label = item->GetLabel(); if (TableColumns::LOCKED_COL == index.column()) { return QVariant(label->GetLocked()); } else if (TableColumns::COLOR_COL == index.column()) { return QVariant(QColor(label->GetColor().GetRed() * 255, label->GetColor().GetGreen() * 255, label->GetColor().GetBlue() * 255)); } else if (TableColumns::VISIBLE_COL == index.column()) { return QVariant(label->GetVisible()); } } } } else if (role == Qt::ToolTipRole) { if (item->m_ItemType == QmitkMultiLabelSegTreeItem::ItemType::Group) { return QVariant(QString("Group %1").arg(item->GetGroupID())); } else { auto label = item->GetLabel(); if (nullptr == label) mitkThrow() << "Invalid internal state. QmitkMultiLabelTreeModel currentItem is referring to a label that does not exist."; QString name = QString::fromStdString(""+label->GetName()+""); if (!item->HandleAsInstance()) { name = QString("Label class: %1\nContaining %2 instances").arg(name).arg(item->m_childItems.size()); } else { name = QString::fromStdString(label->GetName()) + QString("\nLabel instance ID: %1\nPixel value: %2").arg(item->GetLabelValue()).arg(item->GetLabelValue()); } return QVariant(name); } } else if (role == ItemModelRole::LabelDataRole) { auto label = item->GetLabel(); if (nullptr!=label) return QVariant::fromValue(label); } else if (role == ItemModelRole::LabelValueRole) { auto label = item->GetLabel(); if (nullptr != label) return QVariant(label->GetValue()); } else if (role == ItemModelRole::LabelInstanceDataRole) { if (item->HandleAsInstance()) { auto label = item->GetLabel(); return QVariant::fromValue(label); } } else if (role == ItemModelRole::LabelInstanceValueRole) { if (item->HandleAsInstance()) { auto label = item->GetLabel(); return QVariant(label->GetValue()); } } else if (role == ItemModelRole::GroupIDRole) { QVariant v; v.setValue(item->GetGroupID()); return v; } return QVariant(); } mitk::Color QtToMitk(const QColor& color) { mitk::Color mitkColor; mitkColor.SetRed(color.red() / 255.0f); mitkColor.SetGreen(color.green() / 255.0f); mitkColor.SetBlue(color.blue() / 255.0f); return mitkColor; } bool QmitkMultiLabelTreeModel::setData(const QModelIndex& index, const QVariant& value, int role) { if (!index.isValid()) return false; auto item = static_cast(index.internalPointer()); if (!item) return false; if (role == Qt::EditRole) { if (TableColumns::NAME_COL != index.column()) { if (item->HandleAsInstance()) { auto label = item->GetLabel(); if (TableColumns::LOCKED_COL == index.column()) { label->SetLocked(value.toBool()); } else if (TableColumns::COLOR_COL == index.column()) { label->SetColor(QtToMitk(value.value())); } else if (TableColumns::VISIBLE_COL == index.column()) { label->SetVisible(value.toBool()); } m_Segmentation->UpdateLookupTable(label->GetValue()); m_Segmentation->GetLookupTable()->Modified(); m_Segmentation->Modified(); mitk::RenderingManager::GetInstance()->RequestUpdateAll(); } else { } return true; } } return false; } QModelIndex QmitkMultiLabelTreeModel::index(int row, int column, const QModelIndex &parent) const { if (!hasIndex(row, column, parent)) return QModelIndex(); auto parentItem = m_RootItem.get(); if (parent.isValid()) parentItem = static_cast(parent.internalPointer()); QmitkMultiLabelSegTreeItem *childItem = parentItem->m_childItems[row]; if (childItem) return createIndex(row, column, childItem); else return QModelIndex(); } QModelIndex QmitkMultiLabelTreeModel::indexOfLabel(mitk::Label::PixelType labelValue) const { if (labelValue == mitk::LabelSetImage::UNLABELED_VALUE) return QModelIndex(); auto relevantItem = GetInstanceItem(labelValue, this->m_RootItem.get()); if (nullptr == relevantItem) return QModelIndex(); auto labelItem = relevantItem->ParentItem(); if (labelItem->m_childItems.size() == 1) { //was the only instance of the label, therefor return the label item instat. relevantItem = labelItem; } return GetIndexByItem(relevantItem, this); } QModelIndex QmitkMultiLabelTreeModel::indexOfGroup(mitk::LabelSetImage::GroupIndexType groupIndex) const { auto relevantItem = GetGroupItem(groupIndex, this->m_RootItem.get()); if (nullptr == relevantItem) QModelIndex(); return GetIndexByItem(relevantItem, this); } QModelIndex QmitkMultiLabelTreeModel::parent(const QModelIndex &child) const { if (!child.isValid()) return QModelIndex(); QmitkMultiLabelSegTreeItem *childItem = static_cast(child.internalPointer()); QmitkMultiLabelSegTreeItem *parentItem = childItem->ParentItem(); if (parentItem == m_RootItem.get()) return QModelIndex(); return createIndex(parentItem->Row(), 0, parentItem); } QModelIndex QmitkMultiLabelTreeModel::ClosestLabelInstanceIndex(const QModelIndex& currentIndex) const { if (!currentIndex.isValid()) return QModelIndex(); auto currentItem = static_cast(currentIndex.internalPointer()); if (!currentItem) return QModelIndex(); if (currentItem->RootItem() != this->m_RootItem.get()) mitkThrow() << "Invalid call. Passed currentIndex does not seem to be a valid index of this model. It is either outdated or from another model."; const QmitkMultiLabelSegTreeItem* resultItem = nullptr; auto searchItem = currentItem; const auto rootItem = currentItem->RootItem(); while (searchItem != rootItem) { const auto* sibling = searchItem; while (sibling != nullptr) { sibling = sibling->NextSibblingItem(); resultItem = GetFirstInstanceLikeItem(sibling); if (nullptr != resultItem) break; } if (nullptr != resultItem) break; // No next closest label instance on this level -> check for closest before sibling = searchItem; while (sibling != nullptr) { sibling = sibling->PrevSibblingItem(); resultItem = GetFirstInstanceLikeItem(sibling); if (nullptr != resultItem) break; } if (nullptr != resultItem) break; // No closest label instance before current on this level -> moeve one level up searchItem = searchItem->ParentItem(); } if (nullptr == resultItem) return QModelIndex(); return GetIndexByItem(resultItem, this); } QModelIndex QmitkMultiLabelTreeModel::FirstLabelInstanceIndex(const QModelIndex& currentIndex) const { const QmitkMultiLabelSegTreeItem* currentItem = nullptr; if (!currentIndex.isValid()) { currentItem = this->m_RootItem.get(); } else { currentItem = static_cast(currentIndex.internalPointer()); } if (!currentItem) return QModelIndex(); if (currentItem->RootItem() != this->m_RootItem.get()) mitkThrow() << "Invalid call. Passed currentIndex does not seem to be a valid index of this model. It is either outdated or from another model."; const QmitkMultiLabelSegTreeItem* resultItem = nullptr; resultItem = GetFirstInstanceLikeItem(currentItem); if (nullptr == resultItem) return QModelIndex(); return GetIndexByItem(resultItem, this); } ///** Returns the index to the next node in the tree that behaves like an instance (label node with only one instance //or instance node). If current index is at the end, an invalid index is returned.*/ //QModelIndex QmitkMultiLabelTreeModel::PrevLabelInstanceIndex(const QModelIndex& currentIndex) const; std::vector QmitkMultiLabelTreeModel::GetLabelsInSubTree(const QModelIndex& currentIndex) const { const QmitkMultiLabelSegTreeItem* currentItem = nullptr; if (!currentIndex.isValid()) { currentItem = this->m_RootItem.get(); } else { currentItem = static_cast(currentIndex.internalPointer()); } if (!currentItem) return {}; return currentItem->GetLabelsInSubTree(); } std::vector QmitkMultiLabelTreeModel::GetLabelInstancesOfSameLabelClass(const QModelIndex& currentIndex) const { const QmitkMultiLabelSegTreeItem* currentItem = nullptr; if (currentIndex.isValid()) { currentItem = static_cast(currentIndex.internalPointer()); } if (!currentItem) return {}; if (QmitkMultiLabelSegTreeItem::ItemType::Group == currentItem->m_ItemType) return {}; if (QmitkMultiLabelSegTreeItem::ItemType::Instance == currentItem->m_ItemType) currentItem = currentItem->ParentItem(); return currentItem->GetLabelsInSubTree(); } Qt::ItemFlags QmitkMultiLabelTreeModel::flags(const QModelIndex &index) const { if (!index.isValid()) return Qt::NoItemFlags; if (!index.isValid()) return Qt::NoItemFlags; auto item = static_cast(index.internalPointer()); if (!item) return Qt::NoItemFlags; if (TableColumns::NAME_COL != index.column()) { if (item->HandleAsInstance() && ((TableColumns::VISIBLE_COL == index.column() && m_AllowVisibilityModification) || (TableColumns::COLOR_COL == index.column() && m_AllowVisibilityModification) || //m_AllowVisibilityModification controls visibility and color (TableColumns::LOCKED_COL == index.column() && m_AllowLockModification))) { return Qt::ItemIsEnabled | Qt::ItemIsEditable; } else { return Qt::ItemIsEnabled; } } else { if (item->HandleAsInstance()) { return Qt::ItemIsEnabled | Qt::ItemIsSelectable; } else { return Qt::ItemIsEnabled; } } return Qt::NoItemFlags; } QVariant QmitkMultiLabelTreeModel::headerData(int section, Qt::Orientation orientation, int role) const { if ((Qt::DisplayRole == role) && (Qt::Horizontal == orientation)) { if (TableColumns::NAME_COL == section) { return "Name"; } else if (TableColumns::LOCKED_COL == section) { return "Locked"; } else if (TableColumns::COLOR_COL == section) { return "Color"; } else if (TableColumns::VISIBLE_COL == section) { return "Visibility"; } } return QVariant(); } const mitk::LabelSetImage* QmitkMultiLabelTreeModel::GetSegmentation() const { return m_Segmentation; } void QmitkMultiLabelTreeModel::SetSegmentation(mitk::LabelSetImage* segmentation) { if (m_Segmentation != segmentation) { this->m_Segmentation = segmentation; this->AddObserver(); this->UpdateInternalTree(); } } /**Helper function that adds a labek into the item tree. Passes back the new created instance iten*/ QmitkMultiLabelSegTreeItem* AddLabelToGroupTree(mitk::Label* label, QmitkMultiLabelSegTreeItem* groupItem, bool& newLabelItemCreated) { if (nullptr == groupItem) return nullptr; if (nullptr == label) return nullptr; newLabelItemCreated = false; std::set labelNames; for (auto labelItem : groupItem->m_childItems) { labelNames.emplace(labelItem->GetLabel()->GetName()); } QmitkMultiLabelSegTreeItem* labelItem = nullptr; auto finding = labelNames.find(label->GetName()); if (finding != labelNames.end()) { //other label with same name exists labelItem = groupItem->m_childItems[std::distance(labelNames.begin(), finding)]; } else { newLabelItemCreated = true; labelItem = new QmitkMultiLabelSegTreeItem(QmitkMultiLabelSegTreeItem::ItemType::Label, groupItem, nullptr, label->GetName()); auto predicate = [label](const std::string& name) { return name > label->GetName(); }; auto insertFinding = std::find_if(labelNames.begin(), labelNames.end(), predicate); groupItem->m_childItems.insert(groupItem->m_childItems.begin() + std::distance(labelNames.begin(), insertFinding), labelItem); } auto instanceItem = new QmitkMultiLabelSegTreeItem(QmitkMultiLabelSegTreeItem::ItemType::Instance, labelItem, label); auto predicate = [label](const QmitkMultiLabelSegTreeItem* item) { return item->GetLabelValue() > label->GetValue(); }; auto insertFinding = std::find_if(labelItem->m_childItems.begin(), labelItem->m_childItems.end(), predicate); labelItem->m_childItems.insert(labelItem->m_childItems.begin() + std::distance(labelItem->m_childItems.begin(), insertFinding), instanceItem); return instanceItem; } void QmitkMultiLabelTreeModel::GenerateInternalGroupTree(unsigned int groupID, QmitkMultiLabelSegTreeItem* groupItem) { auto labels = m_Segmentation->GetLabelsByValue(m_Segmentation->GetLabelValuesByGroup(groupID)); for (auto& label : labels) { if (label->GetValue()== mitk::LabelSetImage::UNLABELED_VALUE) continue; bool newItemCreated = false; AddLabelToGroupTree(label, groupItem, newItemCreated); } } QmitkMultiLabelSegTreeItem* QmitkMultiLabelTreeModel::GenerateInternalTree() { auto rootItem = new QmitkMultiLabelSegTreeItem(); if (m_Segmentation.IsNotNull()) { for (unsigned int groupID = 0; groupID < m_Segmentation->GetNumberOfLayers(); ++groupID) { auto groupItem = new QmitkMultiLabelSegTreeItem(QmitkMultiLabelSegTreeItem::ItemType::Group, rootItem); rootItem->AppendChild(groupItem); GenerateInternalGroupTree(groupID, groupItem); } } return rootItem; } void QmitkMultiLabelTreeModel::UpdateInternalTree() { emit beginResetModel(); auto newTree = this->GenerateInternalTree(); this->m_RootItem.reset(newTree); emit endResetModel(); emit modelChanged(); } void QmitkMultiLabelTreeModel::ITKEventHandler(const itk::EventObject& e) { if (mitk::LabelAddedEvent().CheckEvent(&e)) { auto labelEvent = dynamic_cast(&e); this->OnLabelAdded(labelEvent->GetLabelValue()); } else if (mitk::LabelModifiedEvent().CheckEvent(&e)) { auto labelEvent = dynamic_cast(&e); this->OnLabelModified(labelEvent->GetLabelValue()); } else if (mitk::LabelRemovedEvent().CheckEvent(&e)) { auto labelEvent = dynamic_cast(&e); this->OnLabelRemoved(labelEvent->GetLabelValue()); } else if (mitk::GroupAddedEvent().CheckEvent(&e)) { auto labelEvent = dynamic_cast(&e); this->OnGroupAdded(labelEvent->GetGroupID()); } else if (mitk::GroupModifiedEvent().CheckEvent(&e)) { auto labelEvent = dynamic_cast(&e); this->OnGroupModified(labelEvent->GetGroupID()); } else if (mitk::GroupRemovedEvent().CheckEvent(&e)) { auto labelEvent = dynamic_cast(&e); this->OnGroupRemoved(labelEvent->GetGroupID()); } } void QmitkMultiLabelTreeModel::AddObserver() { m_LabelAddedObserver.Reset(); m_LabelModifiedObserver.Reset(); m_LabelRemovedObserver.Reset(); m_GroupAddedObserver.Reset(); m_GroupModifiedObserver.Reset(); m_GroupRemovedObserver.Reset(); if (this->m_Segmentation.IsNotNull()) { auto& model = *this; m_LabelAddedObserver.Reset(m_Segmentation, mitk::LabelAddedEvent(), [&model](const itk::EventObject& event){model.ITKEventHandler(event);}); m_LabelModifiedObserver.Reset(m_Segmentation, mitk::LabelModifiedEvent(), [&model](const itk::EventObject& event) {model.ITKEventHandler(event); }); m_LabelRemovedObserver.Reset(m_Segmentation, mitk::LabelRemovedEvent(), [&model](const itk::EventObject& event) {model.ITKEventHandler(event); }); m_GroupAddedObserver.Reset(m_Segmentation, mitk::GroupAddedEvent(), [&model](const itk::EventObject& event) { model.ITKEventHandler(event); }); m_GroupModifiedObserver.Reset(m_Segmentation, mitk::GroupModifiedEvent(), [&model](const itk::EventObject& event) {model.ITKEventHandler(event); }); m_GroupRemovedObserver.Reset(m_Segmentation, mitk::GroupRemovedEvent(), [&model](const itk::EventObject& event) {model.ITKEventHandler(event); }); } } void QmitkMultiLabelTreeModel::OnLabelAdded(LabelValueType labelValue) { GroupIndexType groupIndex = m_Segmentation->GetGroupIndexOfLabel(labelValue); auto label = m_Segmentation->GetLabel(labelValue); if (nullptr == label) mitkThrow() << "Invalid internal state. Segmentation signaled the addition of an label that does not exist in the segmentation. Invalid label value:" << labelValue; if (labelValue == mitk::LabelSetImage::UNLABELED_VALUE) return; auto groupItem = GetGroupItem(groupIndex, this->m_RootItem.get()); bool newLabelCreated = false; auto instanceItem = AddLabelToGroupTree(label, groupItem, newLabelCreated); if (newLabelCreated) { if (groupItem->m_childItems.size() == 1) { //first label added auto groupIndex = GetIndexByItem(groupItem, this); emit dataChanged(groupIndex, groupIndex); this->beginInsertRows(groupIndex, instanceItem->ParentItem()->Row(), instanceItem->ParentItem()->Row()); this->endInsertRows(); } else { //whole new label level added to group item auto groupIndex = GetIndexByItem(groupItem, this); this->beginInsertRows(groupIndex, instanceItem->ParentItem()->Row(), instanceItem->ParentItem()->Row()); this->endInsertRows(); } } else { if (instanceItem->ParentItem()->m_childItems.size() < 3) { //second instance item was added, so label item will now able to collapse // -> the whole label node has to be updated. auto labelIndex = GetIndexByItem(instanceItem->ParentItem(), this); emit dataChanged(labelIndex, labelIndex); this->beginInsertRows(labelIndex, 0, instanceItem->ParentItem()->m_childItems.size()-1); this->endInsertRows(); } else { // instance item was added to existing label item with multiple instances //-> just notify the row insertion auto labelIndex = GetIndexByItem(instanceItem->ParentItem(), this); this->beginInsertRows(labelIndex, instanceItem->Row(), instanceItem->Row()); this->endInsertRows(); } } } void QmitkMultiLabelTreeModel::OnLabelModified(LabelValueType labelValue) { if (labelValue == mitk::LabelSetImage::UNLABELED_VALUE) return; auto instanceItem = GetInstanceItem(labelValue, this->m_RootItem.get()); if (nullptr == instanceItem) { mitkThrow() << "Internal invalid state. QmitkMultiLabelTreeModel received a LabelModified signal for a label that is not represented in the model. Invalid label: " << labelValue; } auto labelItem = instanceItem->ParentItem(); if (labelItem->m_ClassName == instanceItem->GetLabel()->GetName()) { //only the state of the label changed, but not its position in the model tree. auto index = labelItem->HandleAsInstance() ? GetIndexByItem(labelItem, this) : GetIndexByItem(instanceItem, this); auto rightIndex = index.sibling(index.row(), this->columnCount() - 1); emit dataChanged(index, rightIndex); } else { //the name of the label changed and thus its place in the model tree, delete the current item and add a new one this->OnLabelRemoved(labelValue); this->OnLabelAdded(labelValue); } } void QmitkMultiLabelTreeModel::OnLabelRemoved(LabelValueType labelValue) { if (labelValue == mitk::LabelSetImage::UNLABELED_VALUE) return; auto instanceItem = GetInstanceItem(labelValue, this->m_RootItem.get()); if (nullptr == instanceItem) mitkThrow() << "Internal invalid state. QmitkMultiLabelTreeModel received a LabelRemoved signal for a label that is not represented in the model. Invalid label: " << labelValue; auto labelItem = instanceItem->ParentItem(); if (labelItem->m_childItems.size() > 2) { auto labelIndex = GetIndexByItem(labelItem, this); this->beginRemoveRows(labelIndex, instanceItem->Row(), instanceItem->Row()); labelItem->RemoveChild(instanceItem->Row()); this->endRemoveRows(); } else if (labelItem->m_childItems.size() == 2) { //After removal only one label is left -> the whole label node is about to be changed (no instances are shown any more). auto labelIndex = GetIndexByItem(labelItem, this); this->beginRemoveRows(labelIndex, instanceItem->Row(), instanceItem->Row()); labelItem->RemoveChild(instanceItem->Row()); this->endRemoveRows(); emit dataChanged(labelIndex, labelIndex); } else { //was the only instance of the label, therefor also remove the label node from the tree. auto groupItem = labelItem->ParentItem(); auto groupIndex = GetIndexByItem(groupItem, this); this->beginRemoveRows(groupIndex, labelItem->Row(), labelItem->Row()); groupItem->RemoveChild(labelItem->Row()); this->endRemoveRows(); } } void QmitkMultiLabelTreeModel::OnGroupAdded(GroupIndexType groupIndex) { if (m_ShowGroups) { this->beginInsertRows(QModelIndex(), groupIndex, groupIndex); auto rootItem = m_RootItem.get(); auto groupItem = new QmitkMultiLabelSegTreeItem(QmitkMultiLabelSegTreeItem::ItemType::Group, rootItem); rootItem->AppendChild(groupItem); this->GenerateInternalGroupTree(groupIndex, groupItem); this->endInsertRows(); } } void QmitkMultiLabelTreeModel::OnGroupModified(GroupIndexType /*groupIndex*/) { //currently not needed } void QmitkMultiLabelTreeModel::OnGroupRemoved(GroupIndexType groupIndex) { if (m_ShowGroups) { this->beginRemoveRows(QModelIndex(), groupIndex, groupIndex); auto root = m_RootItem.get(); root->RemoveChild(groupIndex); this->endRemoveRows(); } } void QmitkMultiLabelTreeModel::SetAllowVisibilityModification(bool vmod) { m_AllowVisibilityModification = vmod; } bool QmitkMultiLabelTreeModel::GetAllowVisibilityModification() const { return m_AllowVisibilityModification; } void QmitkMultiLabelTreeModel::SetAllowLockModification(bool lmod) { m_AllowLockModification = lmod; } bool QmitkMultiLabelTreeModel::GetAllowLockModification() const { return m_AllowLockModification; }