cxDicomWidget.cpp

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/*=========================================================================
This file is part of CustusX, an Image Guided Therapy Application.

Copyright (c) 2008-2014, SINTEF Department of Medical Technology
All rights reserved.

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modification, are permitted provided that the following conditions are met:

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   this list of conditions and the following disclaimer.

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   this list of conditions and the following disclaimer in the documentation 
   and/or other materials provided with the distribution.

3. Neither the name of the copyright holder nor the names of its contributors 
   may be used to endorse or promote products derived from this software 
   without specific prior written permission.

THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" 
AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 
IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE 
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#include <QApplication>
#include <QDesktopWidget>
#include <QDir>
#undef REGISTERED
#include "ctkServiceTracker.h"
#include "ctkDICOMBrowser.h"
#include "ctkDICOMAppWidget.h"
#include "cxDICOMAppWidget.h"
#include "ctkDICOMTableManager.h"
#include "ctkDICOMObjectListWidget.h"
#include "ctkPluginContext.h"
#include "cxDicomWidget.h"
#include "cxProfile.h"
#include "cxTypeConversions.h"
#include "cxDicomConverter.h"
#include "cxLogger.h"

#include "cxPatientModelService.h"
#include "cxDicomImageReader.h"
#include "cxVisServices.h"
#include "cxViewService.h"

namespace cx
{

DicomWidget::DicomWidget(ctkPluginContext *context, QWidget *parent) :
        BaseWidget(parent, "DicomWidget", "Dicom"),
        mVerticalLayout(new QVBoxLayout(this)),
        mBrowser(NULL),
        mContext(context)
{
        this->setModified();
}

void DicomWidget::prePaintEvent()
{
        if (!mBrowser)
        {
                this->createUI();
        }
}

void DicomWidget::createUI()
{
        if (mBrowser)
                return;

        this->setToolTip("Import DICOM data");
        //Add detailed button
        mViewHeaderAction = this->createAction(this,
                                                                                   QIcon(),
                                                                                   "View", "View header info for first selected series",
                                                                                   SLOT(onViewHeader()));
        mImportIntoCustusXAction = this->createAction(this,
                                                                                                  QIcon(),
                                                                                                  "Import", "Import selected series into application",
                                                                                                  SLOT(onImportIntoCustusXAction()));

        mBrowser = new DICOMAppWidget;
        mBrowser->addActionToToolbar(mViewHeaderAction);
        mBrowser->addActionToToolbar(mImportIntoCustusXAction);

        mVerticalLayout->setMargin(0);
        mVerticalLayout->addWidget(mBrowser);

        this->setupDatabaseDirectory();
}

DicomWidget::~DicomWidget()
{
}

void DicomWidget::setupDatabaseDirectory()
{
        QString databaseDirectory = profile()->getSettingsPath() + "/DICOMDatabase";

        QDir qdir(databaseDirectory);
        if ( !qdir.exists(databaseDirectory) )
        {
                if ( !qdir.mkpath(databaseDirectory) )
                {
                        CX_LOG_CHANNEL_ERROR("dicom") << "Could not create database directory \"" << databaseDirectory;
//                      std::cerr << "Could not create database directory \"" << databaseDirectory.toLatin1().data() << "\".\n";
                }
        }

//      CX_LOG_CHANNEL_INFO("dicom") << "databaseDirectory: " << databaseDirectory;
//      std::cout << "databaseDirectory: " << databaseDirectory << std::endl;
        mBrowser->setDatabaseDirectory(databaseDirectory);
}

QStringList DicomWidget::currentSeriesSelection()
{
        return mBrowser->getSelectedSeries();
}

void DicomWidget::onViewHeader()
{
        QStringList series = this->currentSeriesSelection();
        std::cout << series.join("\n").toStdString() << std::endl;

        QStringList files;
        for (int i=0; i<series.size(); ++i)
        {
                QStringList current = this->getDatabase()->filesForSeries(series[i]);
                files.append(current);
        }
        files.sort();
//      std::cout << "files:" << std::endl;
//      std::cout << files.join("\n").toStdString() << std::endl;

        ctkDICOMObjectListWidget* window = new ctkDICOMObjectListWidget;
        window->setWindowTitle("DICOM File Header");
        window->setFileList(files);

        QWidget* screen = qApp->desktop()->screen(qApp->desktop()->screenNumber(this));
        QRect rect = screen->geometry();
        rect.setWidth(rect.width()*0.66);
        window->setGeometry(rect);

        window->show();
}

void DicomWidget::onImportIntoCustusXAction()
{
        QStringList series = this->currentSeriesSelection();

        if (series.empty())
                CX_LOG_WARNING() << "No DICOM series selected, import failed.";

        for (unsigned i=0; i<series.size(); ++i)
        {
                this->importSeries(series[i]);
        }
}

void DicomWidget::importSeries(QString seriesUid)
{
        cx::DicomConverter converter;
        converter.setDicomDatabase(this->getDatabase());
        cx::ImagePtr convertedImage = converter.convertToImage(seriesUid);

        if (!convertedImage)
        {
                reportError(QString("Failed to convert DICOM series %1").arg(seriesUid));
                return;
        }

        this->loadIntoPatientModel(convertedImage, seriesUid);
}

void DicomWidget::loadIntoPatientModel(ImagePtr image, QString seriesUid)
{
        VisServicesPtr services = VisServices::create(mContext);

        if (!services->patientModelService->isNull())
        {
                services->patientModelService->insertData(image);
                services->visualizationService->autoShowData(image);
                report(QString("Loaded DICOM series %1 as %2").arg(seriesUid).arg(image->getName()));
        }
        else
        {
                reportWarning(QString("Failed to load DICOM series %1 as %2: no PatientModelService.").arg(seriesUid).arg(image->getName()));
        }
}

ctkDICOMDatabase* DicomWidget::getDatabase() const
{
        return mBrowser->database();
}

} /* namespace cx */