SModelSeriesReader.cpp

/* ***** BEGIN LICENSE BLOCK *****
 * FW4SPL - Copyright (C) IRCAD, 2009-2018.
 * Distributed under the terms of the GNU Lesser General Public License (LGPL) as
 * published by the Free Software Foundation.
 * ****** END LICENSE BLOCK ****** */

#include "ioVTK/SModelSeriesReader.hpp"

#include "ioVTK/SMeshWriter.hpp"

#include <fwCom/Signal.hpp>
#include <fwCom/Signal.hxx>
#include <fwCom/Signals.hpp>

#include <fwCore/base.hpp>

#include <fwData/location/Folder.hpp>
#include <fwData/location/ILocation.hpp>
#include <fwData/location/MultiFiles.hpp>
#include <fwData/Mesh.hpp>
#include <fwData/mt/ObjectWriteLock.hpp>
#include <fwData/Reconstruction.hpp>

#include <fwGui/Cursor.hpp>
#include <fwGui/dialog/ILocationDialog.hpp>
#include <fwGui/dialog/LocationDialog.hpp>
#include <fwGui/dialog/MessageDialog.hpp>
#include <fwGui/dialog/ProgressDialog.hpp>

#include <fwJobs/IJob.hpp>
#include <fwJobs/Job.hpp>

#include <fwMedData/ModelSeries.hpp>

#include <fwServices/macros.hpp>

#include <fwTools/UUID.hpp>

#include <fwVtkIO/MeshReader.hpp>

#include <boost/filesystem/operations.hpp>

namespace ioVTK
{

fwServicesRegisterMacro( ::fwIO::IReader, ::ioVTK::SModelSeriesReader, ::fwMedData::ModelSeries );

static const ::fwCom::Signals::SignalKeyType JOB_CREATED_SIGNAL = "jobCreated";

//------------------------------------------------------------------------------

SModelSeriesReader::SModelSeriesReader() noexcept
{
    m_sigJobCreated = newSignal< JobCreatedSignalType >( JOB_CREATED_SIGNAL );
}

//------------------------------------------------------------------------------

::fwIO::IOPathType SModelSeriesReader::getIOPathType() const
{
    return ::fwIO::FILES;
}

//------------------------------------------------------------------------------

void SModelSeriesReader::configureWithIHM()
{
    static ::boost::filesystem::path _sDefaultPath("");

    ::fwGui::dialog::LocationDialog dialogFile;
    dialogFile.setDefaultLocation( ::fwData::location::Folder::New(_sDefaultPath) );
    dialogFile.setType(::fwGui::dialog::ILocationDialog::MULTI_FILES);
    dialogFile.setTitle(m_windowTitle.empty() ? "Choose vtk files to load Series" : m_windowTitle);
    dialogFile.addFilter("Vtk files", "*.vtk");
    dialogFile.setOption(::fwGui::dialog::ILocationDialog::READ);
    dialogFile.setOption(::fwGui::dialog::ILocationDialog::FILE_MUST_EXIST);

    ::fwData::location::MultiFiles::sptr result;
    result = ::fwData::location::MultiFiles::dynamicCast( dialogFile.show() );
    if (result)
    {
        const ::fwData::location::ILocation::VectPathType paths = result->getPaths();
        if(!paths.empty())
        {
            _sDefaultPath = paths[0].parent_path();
            dialogFile.saveDefaultLocation( ::fwData::location::Folder::New(_sDefaultPath) );
        }
        this->setFiles(paths);
    }
    else
    {
        this->clearLocations();
    }
}

//------------------------------------------------------------------------------

void SModelSeriesReader::starting()
{
    SLM_TRACE_FUNC();
}

//------------------------------------------------------------------------------

void SModelSeriesReader::stopping()
{
    SLM_TRACE_FUNC();
}

//------------------------------------------------------------------------------

void SModelSeriesReader::configuring()
{
    ::fwIO::IReader::configuring();
}

//------------------------------------------------------------------------------

void SModelSeriesReader::info(std::ostream& _sstream )
{
    _sstream << "SModelSeriesReader::info";
}

//------------------------------------------------------------------------------

void SModelSeriesReader::updating()
{
    if(  this->hasLocationDefined() )
    {
        // Retrieve dataStruct associated with this service
        ::fwMedData::ModelSeries::sptr modelSeries = this->getInOut< ::fwMedData::ModelSeries >(::fwIO::s_DATA_KEY);
        if (!modelSeries)
        {
            FW_DEPRECATED_KEY(::fwIO::s_DATA_KEY, "inout", "18.0");
            modelSeries = this->getObject< ::fwMedData::ModelSeries >();
        }

        ::fwGui::Cursor cursor;
        cursor.setCursor(::fwGui::ICursor::BUSY);

        ::fwMedData::ModelSeries::ReconstructionVectorType recDB = modelSeries->getReconstructionDB();
        ::fwMedData::ModelSeries::ReconstructionVectorType addedRecs;
        for(const ::fwData::location::ILocation::PathType& file :  this->getFiles())
        {
            ::fwData::Mesh::sptr mesh = ::fwData::Mesh::New();
            this->loadMesh(file, mesh);

            ::fwData::Reconstruction::sptr rec = ::fwData::Reconstruction::New();
            rec->setMesh(mesh);
            rec->setIsVisible(true);
            rec->setOrganName(file.stem().string());
            recDB.push_back(rec);
            addedRecs.push_back(rec);
        }
        cursor.setDefaultCursor();
        modelSeries->setReconstructionDB(recDB);

        auto sig = modelSeries->signal< ::fwMedData::ModelSeries::ReconstructionsAddedSignalType >(
            ::fwMedData::ModelSeries::s_RECONSTRUCTIONS_ADDED_SIG);
        {
            ::fwCom::Connection::Blocker block(sig->getConnection(m_slotUpdate));
            sig->asyncEmit(addedRecs);
        }
    }
}

//------------------------------------------------------------------------------

void SModelSeriesReader::loadMesh( const ::boost::filesystem::path file, ::fwData::Mesh::sptr mesh )
{
    ::fwVtkIO::MeshReader::sptr reader = ::fwVtkIO::MeshReader::New();

    reader->setObject(mesh);
    reader->setFile(file);

    m_sigJobCreated->emit(reader->getJob());

    try
    {
        ::fwData::mt::ObjectWriteLock lock(mesh);
        reader->read();
    }
    catch (const std::exception& e)
    {
        std::stringstream stream;
        stream << "Warning during loading : " << e.what();
        ::fwGui::dialog::MessageDialog::showMessageDialog(
            "Warning",
            stream.str(),
            ::fwGui::dialog::IMessageDialog::WARNING);
    }
    catch( ... )
    {
        ::fwGui::dialog::MessageDialog::showMessageDialog(
            "Warning",
            "Warning during loading.",
            ::fwGui::dialog::IMessageDialog::WARNING);
    }
}

//------------------------------------------------------------------------------

} // namespace ioVtk