cxDicomImporter.cpp

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/*=========================================================================
This file is part of CustusX, an Image Guided Therapy Application.
                 
Copyright (c) SINTEF Department of Medical Technology.
All rights reserved.
                 
CustusX is released under a BSD 3-Clause license.
                 
See Lisence.txt (https://github.com/SINTEFMedtek/CustusX/blob/master/License.txt) for details.
=========================================================================*/
 
#include "cxDicomImporter.h"
 
#include <QCheckBox>
#include <QMessageBox>
#include <QProgressDialog>
#include <QLabel>
#include <QFileDialog>
// ctkWidgets includes
// ctkDICOMCore includes
#include "ctkDICOMDatabase.h"
#include "ctkDICOMIndexer.h"
 
#include "cxReporter.h"
 
namespace cx
{
 
DicomImporter::DicomImporter(QObject* parent): QObject(parent)
{
        DICOMIndexer = QSharedPointer<ctkDICOMIndexer> (new ctkDICOMIndexer);
        IndexerProgress = 0;
        DisplayImportSummary = true;
        PatientsAddedDuringImport = 0;
        StudiesAddedDuringImport = 0;
        SeriesAddedDuringImport = 0;
        InstancesAddedDuringImport = 0;
}
 
DicomImporter::~DicomImporter()
{
        delete IndexerProgress;
}
 
void DicomImporter::setDatabase(QSharedPointer<ctkDICOMDatabase> database)
{
        if (DICOMDatabase)
        {
                disconnect(DICOMDatabase.data(), SIGNAL(patientAdded(int,QString,QString,QString)), this,
                                   SLOT(onPatientAdded(int,QString,QString,QString)));
                disconnect(DICOMDatabase.data(), SIGNAL(studyAdded(QString)), this, SLOT(onStudyAdded(QString)));
                disconnect(DICOMDatabase.data(), SIGNAL(seriesAdded(QString)), this, SLOT(onSeriesAdded(QString)));
                disconnect(DICOMDatabase.data(), SIGNAL(instanceAdded(QString)), this, SLOT(onInstanceAdded(QString)));
        }
 
        DICOMDatabase = database;
 
        if (DICOMDatabase)
        {
                connect(DICOMDatabase.data(), SIGNAL(patientAdded(int,QString,QString,QString)), this,
                                SLOT(onPatientAdded(int,QString,QString,QString)));
                connect(DICOMDatabase.data(), SIGNAL(studyAdded(QString)), this, SLOT(onStudyAdded(QString)));
                connect(DICOMDatabase.data(), SIGNAL(seriesAdded(QString)), this, SLOT(onSeriesAdded(QString)));
                connect(DICOMDatabase.data(), SIGNAL(instanceAdded(QString)), this, SLOT(onInstanceAdded(QString)));
        }
}
 
void DicomImporter::showIndexerDialog()
{
  if (IndexerProgress == 0)
        {
        //
        // Set up the Indexer Progress Dialog
        //
        IndexerProgress = new QProgressDialog( "DICOM Import", "Cancel", 0, 100, NULL,
                 Qt::WindowTitleHint | Qt::WindowSystemMenuHint);
 
        // We don't want the progress dialog to resize itself, so we bypass the label
        // by creating our own
        QLabel* progressLabel = new QLabel("Initialization...");
        IndexerProgress->setLabel(progressLabel);
        IndexerProgress->setWindowModality(Qt::ApplicationModal);
        IndexerProgress->setMinimumDuration(0);
        IndexerProgress->setValue(0);
 
        connect(IndexerProgress, SIGNAL(canceled()),
                                 DICOMIndexer.data(), SLOT(cancel()));
 
        connect(DICOMIndexer.data(), SIGNAL(progress(int)),
                        IndexerProgress, SLOT(setValue(int)));
        connect(DICOMIndexer.data(), SIGNAL(indexingFilePath(QString)),
                        progressLabel, SLOT(setText(QString)));
        connect(DICOMIndexer.data(), SIGNAL(indexingFilePath(QString)),
                        this, SIGNAL(fileIndexed(QString)));
        connect(DICOMIndexer.data(), SIGNAL(indexingFilePath(QString)),
                        this, SLOT(onFileIndexed(QString)));
 
        // close the dialog
        connect(DICOMIndexer.data(), SIGNAL(indexingComplete()),
                        IndexerProgress, SLOT(close()));
        // reset the database to show new data
        connect(DICOMIndexer.data(), SIGNAL(indexingComplete()),
                        this, SIGNAL(indexingCompleted()));
        // stop indexing and reset the database if canceled
        connect(IndexerProgress, SIGNAL(canceled()),
                        DICOMIndexer.data(), SLOT(cancel()));
        connect(IndexerProgress, SIGNAL(canceled()),
                        this, SIGNAL(indexingCompleted()));
 
        // allow users of this widget to know that the process has finished
        connect(IndexerProgress, SIGNAL(canceled()),
                        this, SIGNAL(directoryImported()));
        connect(DICOMIndexer.data(), SIGNAL(indexingComplete()),
                        this, SIGNAL(directoryImported()));
        }
  IndexerProgress->show();
}
 
bool DicomImporter::displayImportSummary()
{
  return DisplayImportSummary;
}
 
void DicomImporter::setDisplayImportSummary(bool onOff)
{
  DisplayImportSummary = onOff;
}
 
int DicomImporter::patientsAddedDuringImport()
{
  return PatientsAddedDuringImport;
}
 
int DicomImporter::studiesAddedDuringImport()
{
  return StudiesAddedDuringImport;
}
 
int DicomImporter::seriesAddedDuringImport()
{
  return SeriesAddedDuringImport;
}
 
int DicomImporter::instancesAddedDuringImport()
{
  return InstancesAddedDuringImport;
}
 
//----------------------------------------------------------------------------
void DicomImporter::onFileIndexed(const QString& filePath)
{
  // Update the progress dialog when the file name changes
  // - also allows for cancel button
  QCoreApplication::instance()->processEvents();
//  qDebug() << "Indexing \n\n\n\n" << filePath <<"\n\n\n";
 
}
 
//----------------------------------------------------------------------------
void DicomImporter::openImportDialog()
{
        QString folder = QFileDialog::getExistingDirectory(NULL, "Import DICOM files from directory ...", "", QFileDialog::ShowDirsOnly);
        if (!folder.isEmpty())
                onImportDirectory(folder);
        else
                reportWarning("No DICOM folder selected");
}
 
//----------------------------------------------------------------------------
void DicomImporter::onPatientAdded(int databaseID, QString patientID, QString patientName, QString patientBirthDate )
{
  Q_UNUSED(databaseID);
  Q_UNUSED(patientID);
  Q_UNUSED(patientName);
  Q_UNUSED(patientBirthDate);
  ++PatientsAddedDuringImport;
}
 
//----------------------------------------------------------------------------
void DicomImporter::onStudyAdded(QString studyUID)
{
  Q_UNUSED(studyUID);
  ++StudiesAddedDuringImport;
}
 
//----------------------------------------------------------------------------
void DicomImporter::onSeriesAdded(QString seriesUID)
{
  Q_UNUSED(seriesUID);
  ++SeriesAddedDuringImport;
}
 
//----------------------------------------------------------------------------
void DicomImporter::onInstanceAdded(QString instanceUID)
{
  Q_UNUSED(instanceUID);
  ++InstancesAddedDuringImport;
}
 
//----------------------------------------------------------------------------
void DicomImporter::onImportDirectory(QString directory)
{
  if (QDir(directory).exists())
        {
        // reset counts
        PatientsAddedDuringImport = 0;
        StudiesAddedDuringImport = 0;
        SeriesAddedDuringImport = 0;
        InstancesAddedDuringImport = 0;
 
        // show progress dialog and perform indexing
        showIndexerDialog();
        DICOMIndexer->addDirectory(*DICOMDatabase,directory);
 
        // display summary result
        if (DisplayImportSummary)
          {
          QString message = "Directory import completed.\n\n";
          message += QString("%1 New Patients\n").arg(QString::number(PatientsAddedDuringImport));
          message += QString("%1 New Studies\n").arg(QString::number(StudiesAddedDuringImport));
          message += QString("%1 New Series\n").arg(QString::number(SeriesAddedDuringImport));
          message += QString("%1 New Instances\n").arg(QString::number(InstancesAddedDuringImport));
          QMessageBox::information(NULL,"DICOM Directory Import", message);
          }
  }
}
 
} // namespace cx