diff --git a/Modules/ImageStatisticsUI/Qmitk/QmitkImageStatisticsTreeModel.cpp b/Modules/ImageStatisticsUI/Qmitk/QmitkImageStatisticsTreeModel.cpp index fb201ae56c..033598353c 100644 --- a/Modules/ImageStatisticsUI/Qmitk/QmitkImageStatisticsTreeModel.cpp +++ b/Modules/ImageStatisticsUI/Qmitk/QmitkImageStatisticsTreeModel.cpp @@ -1,381 +1,383 @@ /*============================================================================ 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 "QmitkImageStatisticsTreeModel.h" #include "QmitkImageStatisticsTreeItem.h" #include "itkMutexLockHolder.h" #include "mitkImageStatisticsContainerManager.h" #include "mitkProportionalTimeGeometry.h" #include "mitkStatisticsToImageRelationRule.h" #include "mitkStatisticsToMaskRelationRule.h" QmitkImageStatisticsTreeModel::QmitkImageStatisticsTreeModel(QObject *parent) : QmitkAbstractDataStorageModel(parent) { m_RootItem = new QmitkImageStatisticsTreeItem(); } QmitkImageStatisticsTreeModel ::~QmitkImageStatisticsTreeModel() { // set data storage to nullptr so that the event listener gets removed this->SetDataStorage(nullptr); delete m_RootItem; }; void QmitkImageStatisticsTreeModel::DataStorageChanged() { emit beginResetModel(); UpdateByDataStorage(); emit endResetModel(); emit modelChanged(); } void QmitkImageStatisticsTreeModel::NodePredicateChanged() { emit beginResetModel(); UpdateByDataStorage(); emit endResetModel(); emit modelChanged(); } int QmitkImageStatisticsTreeModel::columnCount(const QModelIndex& /*parent*/) const { int columns = m_StatisticNames.size() + 1; return columns; } int QmitkImageStatisticsTreeModel::rowCount(const QModelIndex &parent) const { QmitkImageStatisticsTreeItem *parentItem; if (parent.column() > 0) return 0; if (!parent.isValid()) parentItem = m_RootItem; else parentItem = static_cast(parent.internalPointer()); return parentItem->childCount(); } QVariant QmitkImageStatisticsTreeModel::data(const QModelIndex &index, int role) const { if (!index.isValid()) return QVariant(); if (role != Qt::DisplayRole) return QVariant(); QmitkImageStatisticsTreeItem *item = static_cast(index.internalPointer()); return item->data(index.column()); } QModelIndex QmitkImageStatisticsTreeModel::index(int row, int column, const QModelIndex &parent) const { if (!hasIndex(row, column, parent)) return QModelIndex(); QmitkImageStatisticsTreeItem *parentItem; if (!parent.isValid()) parentItem = m_RootItem; else parentItem = static_cast(parent.internalPointer()); QmitkImageStatisticsTreeItem *childItem = parentItem->child(row); if (childItem) return createIndex(row, column, childItem); else return QModelIndex(); } QModelIndex QmitkImageStatisticsTreeModel::parent(const QModelIndex &child) const { if (!child.isValid()) return QModelIndex(); QmitkImageStatisticsTreeItem *childItem = static_cast(child.internalPointer()); QmitkImageStatisticsTreeItem *parentItem = childItem->parentItem(); if (parentItem == m_RootItem) return QModelIndex(); return createIndex(parentItem->row(), 0, parentItem); } Qt::ItemFlags QmitkImageStatisticsTreeModel::flags(const QModelIndex &index) const { if (!index.isValid()) return nullptr; return QAbstractItemModel::flags(index); } QVariant QmitkImageStatisticsTreeModel::headerData(int section, Qt::Orientation orientation, int role) const { if ((Qt::DisplayRole == role) && (Qt::Horizontal == orientation)) { if (section == 0) { return m_HeaderFirstColumn; } else { return QVariant(m_StatisticNames.at(section - 1).c_str()); } } return QVariant(); } void QmitkImageStatisticsTreeModel::SetImageNodes(const std::vector &nodes) { std::vector> tempNodes; for (const auto &node : nodes) { auto data = node->GetData(); if (data) { auto timeSteps = data->GetTimeSteps(); for (unsigned int i = 0; i < timeSteps; i++) { tempNodes.push_back(std::make_pair(node, i)); } } } emit beginResetModel(); m_TimeStepResolvedImageNodes = std::move(tempNodes); m_ImageNodes = nodes; UpdateByDataStorage(); emit endResetModel(); emit modelChanged(); } void QmitkImageStatisticsTreeModel::SetMaskNodes(const std::vector &nodes) { std::vector> tempNodes; for (const auto &node : nodes) { auto data = node->GetData(); if (data) { auto timeSteps = data->GetTimeSteps(); // special case: apply one mask to each timestep of an 4D image if (timeSteps == 1 && m_TimeStepResolvedImageNodes.size() > 1) { timeSteps = m_TimeStepResolvedImageNodes.size(); } for (unsigned int i = 0; i < timeSteps; i++) { tempNodes.push_back(std::make_pair(node, i)); } } } emit beginResetModel(); m_TimeStepResolvedMaskNodes = std::move(tempNodes); m_MaskNodes = nodes; UpdateByDataStorage(); emit endResetModel(); emit modelChanged(); } void QmitkImageStatisticsTreeModel::Clear() { emit beginResetModel(); m_Statistics.clear(); m_ImageNodes.clear(); m_TimeStepResolvedImageNodes.clear(); m_MaskNodes.clear(); m_StatisticNames.clear(); emit endResetModel(); emit modelChanged(); } void QmitkImageStatisticsTreeModel::UpdateByDataStorage() { StatisticsContainerVector newStatistics; auto datamanager = m_DataStorage.Lock(); if (datamanager.IsNotNull()) { for (const auto &image : m_ImageNodes) { if (m_MaskNodes.empty()) { auto stats = mitk::ImageStatisticsContainerManager::GetImageStatistics(datamanager, image->GetData()); if (stats.IsNotNull()) { newStatistics.emplace_back(stats); } } else { for (const auto &mask : m_MaskNodes) { auto stats = mitk::ImageStatisticsContainerManager::GetImageStatistics(datamanager, image->GetData(), mask->GetData()); if (stats.IsNotNull()) { newStatistics.emplace_back(stats); } } } } if (!newStatistics.empty()) { emit dataAvailable(); } } { itk::MutexLockHolder locked(m_Mutex); m_Statistics = newStatistics; } m_StatisticNames = mitk::GetAllStatisticNames(m_Statistics); BuildHierarchicalModel(); } void QmitkImageStatisticsTreeModel::BuildHierarchicalModel() { // reset old model delete m_RootItem; m_RootItem = new QmitkImageStatisticsTreeItem(); bool hasMask = false; bool hasMultipleTimesteps = false; - std::map dataNodeToTreeItem; + std::map dataNodeToTreeItem; for (auto statistic : m_Statistics) { // get the connected image data node/mask data node auto imageRule = mitk::StatisticsToImageRelationRule::New(); auto imageOfStatisticsPredicate = imageRule->GetDestinationsDetector(statistic); - auto imageCandidates = this->GetDataStorage()->GetSubset(imageOfStatisticsPredicate); + auto imageFinding = std::find_if(m_ImageNodes.begin(), m_ImageNodes.end(), [&imageOfStatisticsPredicate](const mitk::DataNode::ConstPointer& testNode) { return imageOfStatisticsPredicate->CheckNode(testNode); }); auto maskRule = mitk::StatisticsToMaskRelationRule::New(); auto maskOfStatisticsPredicate = maskRule->GetDestinationsDetector(statistic); - auto maskCandidates = this->GetDataStorage()->GetSubset(maskOfStatisticsPredicate); + auto maskFinding = std::find_if(m_MaskNodes.begin(), m_MaskNodes.end(), [&maskOfStatisticsPredicate](const mitk::DataNode::ConstPointer& testNode) { return maskOfStatisticsPredicate->CheckNode(testNode); }); - if (imageCandidates->empty()) + if (imageFinding == m_ImageNodes.end()) { mitkThrow() << "no image found connected to statistic" << statistic << " Aborting."; } - auto image = imageCandidates->front(); + + auto& image = *imageFinding; + // image: 1. hierarchy level - QmitkImageStatisticsTreeItem *imageItem; + QmitkImageStatisticsTreeItem *imageItem = nullptr; auto search = dataNodeToTreeItem.find(image); // the tree item was created previously if (search != dataNodeToTreeItem.end()) { imageItem = search->second; } // create the tree item else { QString imageLabel = QString::fromStdString(image->GetName()); - if (statistic->GetTimeSteps() == 1 && maskCandidates->empty()) + if (statistic->GetTimeSteps() == 1 && maskFinding == m_MaskNodes.end()) { auto statisticsObject = statistic->GetStatisticsForTimeStep(0); imageItem = new QmitkImageStatisticsTreeItem(statisticsObject, m_StatisticNames, imageLabel, m_RootItem); } else { imageItem = new QmitkImageStatisticsTreeItem(m_StatisticNames, imageLabel, m_RootItem); } m_RootItem->appendChild(imageItem); dataNodeToTreeItem.emplace(image, imageItem); } // mask: 2. hierarchy level (optional, only if mask exists) - QmitkImageStatisticsTreeItem *lastParent; - if (!maskCandidates->empty()) + QmitkImageStatisticsTreeItem *lastParent = nullptr; + if (maskFinding != m_MaskNodes.end()) { - auto mask = maskCandidates->front(); + auto& mask = *maskFinding; QString maskLabel = QString::fromStdString(mask->GetName()); QmitkImageStatisticsTreeItem *maskItem; // add statistical values directly in this hierarchy level if (statistic->GetTimeSteps() == 1) { auto statisticsObject = statistic->GetStatisticsForTimeStep(0); maskItem = new QmitkImageStatisticsTreeItem(statisticsObject, m_StatisticNames, maskLabel, imageItem); } else { maskItem = new QmitkImageStatisticsTreeItem(m_StatisticNames, maskLabel, imageItem); } imageItem->appendChild(maskItem); lastParent = maskItem; hasMask = true; } else { lastParent = imageItem; } // 3. hierarchy level (optional, only if >1 timestep) if (statistic->GetTimeSteps() > 1) { for (unsigned int i = 0; i < statistic->GetTimeSteps(); i++) { QString timeStepLabel = "[" + QString::number(i) + "] " + QString::number(statistic->GetTimeGeometry()->TimeStepToTimePoint(i)) + " ms"; if (statistic->TimeStepExists(i)) { auto statisticsItem = new QmitkImageStatisticsTreeItem( statistic->GetStatisticsForTimeStep(i), m_StatisticNames, timeStepLabel, lastParent); lastParent->appendChild(statisticsItem); } } hasMultipleTimesteps = true; } } QString headerString = "Images"; if (hasMask) { headerString += "/Masks"; } if (hasMultipleTimesteps) { headerString += "/Timesteps"; } m_HeaderFirstColumn = headerString; } void QmitkImageStatisticsTreeModel::NodeRemoved(const mitk::DataNode *) { emit beginResetModel(); UpdateByDataStorage(); emit endResetModel(); emit modelChanged(); } void QmitkImageStatisticsTreeModel::NodeAdded(const mitk::DataNode *) { emit beginResetModel(); UpdateByDataStorage(); emit endResetModel(); emit modelChanged(); } void QmitkImageStatisticsTreeModel::NodeChanged(const mitk::DataNode *) { emit beginResetModel(); UpdateByDataStorage(); emit endResetModel(); emit modelChanged(); }