diff --git a/Modules/SegmentationUI/Qmitk/QmitkMultiLabelInspector.cpp b/Modules/SegmentationUI/Qmitk/QmitkMultiLabelInspector.cpp index cb9f98f4d3..e09fd26466 100644 --- a/Modules/SegmentationUI/Qmitk/QmitkMultiLabelInspector.cpp +++ b/Modules/SegmentationUI/Qmitk/QmitkMultiLabelInspector.cpp @@ -1,1116 +1,1120 @@ /*============================================================================ 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 // Qmitk #include #include #include #include // Qt #include #include #include #include #include QmitkMultiLabelInspector::QmitkMultiLabelInspector(QWidget* parent/* = nullptr*/) : QWidget(parent), m_Controls(new Ui::QmitkMultiLabelInspector) { 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(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); } 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(); } } bool QmitkMultiLabelInspector::GetModelManipulationOngoing() const { return m_ModelManipulationOngoing; } void QmitkMultiLabelInspector::OnModelReset() { m_LastValidSelectedLabels = {}; m_ModelManipulationOngoing = false; } 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 indices 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 : qAsConst(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()); auto group = m_Segmentation->GetLabelSet(groupID); m_ModelManipulationOngoing = true; auto newLabel = group->AddLabel(templateLabel, 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; return this->AddNewLabelInstanceInternal(currentLabel); } mitk::Label* QmitkMultiLabelInspector::AddNewLabelInternal(const mitk::LabelSetImage::GroupIndexType& containingGroup) { auto newLabel = mitk::LabelSetImageHelper::CreateNewLabel(m_Segmentation); if (!m_DefaultLabelNaming) emit LabelRenameRequested(newLabel, false); auto group = m_Segmentation->GetLabelSet(containingGroup); m_ModelManipulationOngoing = true; group->AddLabel(newLabel, 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; return AddNewLabelInternal(groupID); } 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() }); } 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); } 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(); 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(); 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; } } 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; } auto question = QStringLiteral("Do you really want to delete the group of the selected label with all labels?"); auto answer = QMessageBox::question(this, "Delete group", question, QMessageBox::Yes | QMessageBox::Cancel, QMessageBox::Yes); if (answer != QMessageBox::Yes) return; auto selectedLabel = this->GetFirstSelectedLabelObject(); const auto group = m_Segmentation->GetGroupIndexOfLabel(selectedLabel->GetValue()); this->RemoveGroupInternal(group); } 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 the current group with all labels?"); auto answer = QMessageBox::question(this, QString("Delete group %1").arg(groupID), question, QMessageBox::Yes | QMessageBox::Cancel, QMessageBox::Yes); if (answer != QMessageBox::Yes) return; this->RemoveGroupInternal(groupID); } }; void QmitkMultiLabelInspector::OnContextMenuRequested(const QPoint& /*pos*/) { if (m_Segmentation.IsNull() || !this->isEnabled()) return; const auto indexLevel = this->GetCurrentLevelType(); if (IndexLevelType::Group == indexLevel) { QMenu* menu = new QMenu(this); 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")), "View 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); } menu->popup(QCursor::pos()); } else if (IndexLevelType::LabelClass == indexLevel) { QMenu* menu = new QMenu(this); 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 class", 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 class", 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")), "View 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); QAction* viewOnlyAction = new QAction(QmitkStyleManager::ThemeIcon(QLatin1String(":/Qmitk/visible.svg")), "View only", 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); } menu->popup(QCursor::pos()); } else { auto selectedLabelValues = this->GetSelectedLabels(); if (selectedLabelValues.empty()) return; QMenu* menu = new QMenu(this); if (this->GetMultiSelectionMode() && selectedLabelValues.size() > 1) { 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); } 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); QAction* renameAction = new QAction(QIcon(":/Qmitk/RenameLabel.png"), "&Rename", 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", this); QObject::connect(removeAction, &QAction::triggered, this, &QmitkMultiLabelInspector::DeleteLabel); menu->addAction(removeAction); 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) { menu->addSeparator(); QAction* viewOnlyAction = new QAction(QmitkStyleManager::ThemeIcon(QLatin1String(":/Qmitk/visible.svg")), "View only", 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); } } menu->popup(QCursor::pos()); } } QWidgetAction* QmitkMultiLabelInspector::CreateOpacityAction() { auto relevantLabelValues = this->GetCurrentlyAffactedLabelInstances(); std::vector relevantLabels; if (!relevantLabelValues.empty()) { //we assume here that all affacted label belong to one group. auto groupID = m_Segmentation->GetGroupIndexOfLabel(relevantLabelValues.front()); auto group = m_Segmentation->GetLabelSet(groupID); 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; QObject::connect(opacitySlider, &QSlider::valueChanged, this, [segmentation, relevantLabels, group](const int value) { auto opacity = static_cast(value) / 100.0f; for (auto label : relevantLabels) { label->SetOpacity(opacity); group->UpdateLookupTable(label->GetValue()); } mitk::RenderingManager::GetInstance()->RequestUpdateAll(); } ); 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(); mitk::RenderingManager::GetInstance()->RequestUpdateAll(); } } 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 label instances of class \"" + QString::fromStdString(currentLabel->GetName()) + "\"?"; QMessageBox::StandardButton answerButton = QMessageBox::question(this, "Delete label class", question, QMessageBox::Yes | QMessageBox::Cancel, QMessageBox::Yes); if (answerButton == QMessageBox::Yes) { this->DeleteLabelInternal(affectedLabels); } } 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(); } } 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(), m_Segmentation->GetActiveLayer()); this->WaitCursorOff(); mitk::RenderingManager::GetInstance()->RequestUpdateAll(); } } 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); } } void QmitkMultiLabelInspector::OnAddLabelInstance() { auto currentLabel = this->GetCurrentLabel(); if (nullptr == currentLabel) return; this->AddNewLabelInstanceInternal(currentLabel); } 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(); mitk::RenderingManager::GetInstance()->RequestUpdateAll(); } } void QmitkMultiLabelInspector::OnRenameLabel(bool /*value*/) { auto relevantLabelValues = this->GetCurrentlyAffactedLabelInstances(); auto currentLabel = this->GetCurrentLabel(); emit LabelRenameRequested(currentLabel, true); //we assume here that all affacted label belong to one group. auto groupID = m_Segmentation->GetGroupIndexOfLabel(currentLabel->GetValue()); auto group = m_Segmentation->GetLabelSet(groupID); 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()); group->UpdateLookupTable(label->GetValue()); mitk::DICOMSegmentationPropertyHelper::SetDICOMSegmentProperties(label); } } 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()) { //we assume here that all affacted label belong to one group. auto groupID = m_Segmentation->GetGroupIndexOfLabel(relevantLabelValues.front()); auto group = m_Segmentation->GetLabelSet(groupID); 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); group->UpdateLookupTable(label->GetValue()); } mitk::RenderingManager::GetInstance()->RequestUpdateAll(); } } void QmitkMultiLabelInspector::OnSetAffectedLabelsVisible() { this->SetVisibilityOfAffectedLabels(true); } void QmitkMultiLabelInspector::OnSetAffectedLabelsInvisible() { this->SetVisibilityOfAffectedLabels(false); } void QmitkMultiLabelInspector::OnSetOnlyActiveLabelVisible(bool /*value*/) { auto currentLabel = GetFirstSelectedLabelObject(); const auto labelID = currentLabel->GetValue(); auto groupID = m_Segmentation->GetGroupIndexOfLabel(currentLabel->GetValue()); auto group = m_Segmentation->GetLabelSet(groupID); group->SetAllLabelsVisible(false); currentLabel->SetVisible(true); group->UpdateLookupTable(labelID); mitk::RenderingManager::GetInstance()->RequestUpdateAll(); this->PrepareGoToLabel(labelID); } 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); } } diff --git a/Modules/SegmentationUI/Qmitk/QmitkMultiLabelTreeModel.cpp b/Modules/SegmentationUI/Qmitk/QmitkMultiLabelTreeModel.cpp index 5792dcbc0d..469020d982 100644 --- a/Modules/SegmentationUI/Qmitk/QmitkMultiLabelTreeModel.cpp +++ b/Modules/SegmentationUI/Qmitk/QmitkMultiLabelTreeModel.cpp @@ -1,996 +1,997 @@ /*============================================================================ 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 "mitkRenderingManager.h" #include "QmitkStyleManager.h" 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_Observed(false) { 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())); 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 == 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()); } auto groupID = m_Segmentation->GetGroupIndexOfLabel(label->GetValue()); m_Segmentation->GetLabelSet(groupID)->UpdateLookupTable(label->GetValue()); 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::UnlabeledValue) return QModelIndex(); auto relevantItem = GetInstanceItem(labelValue, this->m_RootItem.get()); - if (nullptr == relevantItem) QModelIndex(); + 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) { resultItem = GetFirstInstanceLikeItem(searchItem->NextSibblingItem()); if (nullptr != resultItem) break; //no next closest label instance on this level -> check for closest before resultItem = GetFirstInstanceLikeItem(searchItem->PrevSibblingItem()); 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->RemoveObserver(); 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 labelSet = m_Segmentation->GetLabelSet(groupID); for (auto lIter = labelSet->IteratorConstBegin(); lIter != labelSet->IteratorConstEnd(); lIter++) { if (lIter->first== mitk::LabelSetImage::UnlabeledValue) continue; bool newItemCreated = false; AddLabelToGroupTree(lIter->second, 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::AddObserver() { if (this->m_Segmentation.IsNotNull()) { if (m_Observed) { MITK_DEBUG << "Invalid observer state in QmitkMultiLabelTreeModel. There is already a registered observer. Internal logic is not correct. May be an old observer was not removed."; } this->m_Segmentation->AddLabelAddedListener(mitk::MessageDelegate1( this, &QmitkMultiLabelTreeModel::OnLabelAdded)); this->m_Segmentation->AddLabelModifiedListener(mitk::MessageDelegate1( this, &QmitkMultiLabelTreeModel::OnLabelModified)); this->m_Segmentation->AddLabelRemovedListener(mitk::MessageDelegate1( this, &QmitkMultiLabelTreeModel::OnLabelRemoved)); this->m_Segmentation->AddGroupAddedListener(mitk::MessageDelegate1( this, &QmitkMultiLabelTreeModel::OnGroupAdded)); this->m_Segmentation->AddGroupModifiedListener(mitk::MessageDelegate1( this, &QmitkMultiLabelTreeModel::OnGroupModified)); this->m_Segmentation->AddGroupRemovedListener(mitk::MessageDelegate1( this, &QmitkMultiLabelTreeModel::OnGroupRemoved)); m_Observed = true; } } void QmitkMultiLabelTreeModel::RemoveObserver() { if (this->m_Segmentation.IsNotNull()) { this->m_Segmentation->RemoveLabelAddedListener(mitk::MessageDelegate1( this, &QmitkMultiLabelTreeModel::OnLabelAdded)); this->m_Segmentation->RemoveLabelModifiedListener(mitk::MessageDelegate1( this, &QmitkMultiLabelTreeModel::OnLabelModified)); this->m_Segmentation->RemoveLabelRemovedListener(mitk::MessageDelegate1( this, &QmitkMultiLabelTreeModel::OnLabelRemoved)); this->m_Segmentation->RemoveGroupAddedListener(mitk::MessageDelegate1( this, &QmitkMultiLabelTreeModel::OnGroupAdded)); this->m_Segmentation->RemoveGroupModifiedListener(mitk::MessageDelegate1( this, &QmitkMultiLabelTreeModel::OnGroupModified)); this->m_Segmentation->RemoveGroupRemovedListener(mitk::MessageDelegate1( this, &QmitkMultiLabelTreeModel::OnGroupRemoved)); } m_Observed = false; } void QmitkMultiLabelTreeModel::OnLabelAdded(LabelValueType labelValue) { GroupIndexType groupIndex = 0; if (m_Segmentation->IsLabelInGroup(labelValue, groupIndex)) { 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::UnlabeledValue) 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); } 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 colapse // -> 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(); } } } else { mitkThrow() << "Group less labels are not supported in the current implementation."; } } void QmitkMultiLabelTreeModel::OnLabelModified(LabelValueType labelValue) { if (labelValue == mitk::LabelSetImage::UnlabeledValue) return; auto instanceItem = GetInstanceItem(labelValue, this->m_RootItem.get()); if (nullptr == instanceItem) { mitkThrow() << "Internal invalid state. QmitkMultiLabelTreeModel recieved 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 = GetIndexByItem(labelItem, this); emit dataChanged(index, index); } 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::UnlabeledValue) return; auto instanceItem = GetInstanceItem(labelValue, this->m_RootItem.get()); if (nullptr == instanceItem) mitkThrow() << "Internal invalid state. QmitkMultiLabelTreeModel recieved 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; }