cxNetworkDataTransfer.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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   and/or other materials provided with the distribution.

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   may be used to endorse or promote products derived from this software
   without specific prior written permission.

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#include "cxNetworkDataTransfer.h"

#include "cxNetworkConnection.h"
#include "cxBoolProperty.h"
#include "cxProfile.h"
#include "cxHelperWidgets.h"
#include "cxPatientModelServiceProxy.h"
#include "cxViewServiceProxy.h"
#include "cxSelectDataStringProperty.h"
#include "cxStringProperty.h"
#include "cxMesh.h"
#include "cxIGTLinkConversionPolyData.h"
#include "cxVideoServiceProxy.h"
#include "cxVideoSource.h"
#include "cxNetworkConnectionHandle.h"
#include "boost/bind.hpp"

namespace cx {

NetworkDataTransfer::NetworkDataTransfer(ctkPluginContext *context, NetworkConnectionHandlePtr connection, QObject* parent) :
        QObject(parent),
        mContext(context),
        mOpenIGTLink(connection)
{
        mOptions = profile()->getXmlSettings().descend(this->getConfigUid());

        mPatientModelService = PatientModelServiceProxy::create(context);
        mViewService = ViewServiceProxy::create(context);
        mVideoService = VideoServiceProxy::create(context);

//      mOpenIGTLink.reset(new NetworkConnectionHandle(this->getConfigUid()));

        connect(mOpenIGTLink->getNetworkConnection(), &NetworkConnection::image, this, &NetworkDataTransfer::onImageReceived);
        connect(mOpenIGTLink->getNetworkConnection(), &NetworkConnection::mesh, this, &NetworkDataTransfer::onMeshReceived);

        mDataToSend = StringPropertySelectData::New(mPatientModelService);

        mAcceptIncomingData = BoolProperty::initialize("acceptIncoming", "Accept Incoming",
                                                                                                   "Accept incoming data and add to Patient",
                                                                                                   true, mOptions.getElement());

        mStreamActiveVideoSource = BoolProperty::initialize("stream", "Stream Video",
                                                                                                   "Stream the active Video Source over the connection",
                                                                                                   false, QDomNode());
        connect(mStreamActiveVideoSource.get(), &BoolProperty::changed,
                        this, &NetworkDataTransfer::onStreamActiveVideoSourceChanged);

}

NetworkDataTransfer::~NetworkDataTransfer()
{
        mOpenIGTLink.reset(); //
}

NetworkConnectionHandlePtr NetworkDataTransfer::getOpenIGTLink()
{
        return mOpenIGTLink;
}

QString NetworkDataTransfer::getConfigUid() const
{
        return "org.custusx.core.openigtlink.datatransfer";
}

void NetworkDataTransfer::onImageReceived(ImagePtr image)
{
        this->onDataReceived(image);
}

void NetworkDataTransfer::onMeshReceived(MeshPtr mesh)
{
        this->onDataReceived(mesh);
}

void NetworkDataTransfer::onDataReceived(DataPtr data)
{
        QString actionText = mAcceptIncomingData->getValue() ? "inserting" : "ignoring";
        QString nameText = data ? data->getName() : "NULL";
        CX_LOG_CHANNEL_INFO(this->getConfigUid()) << QString("Received image [%1] over IGTLink, %2")
                                                                                                                   .arg(nameText)
                                                                                                                   .arg(actionText);

        if (mAcceptIncomingData->getValue())
        {
                mPatientModelService->insertData(data);
                mViewService->autoShowData(data);
        }
}


void NetworkDataTransfer::onSend()
{
        DataPtr data = mDataToSend->getData();
        ImagePtr image = boost::dynamic_pointer_cast<Image>(data);
        if (image)
        {
                boost::function<void()> message = boost::bind(&NetworkConnection::sendImage, mOpenIGTLink->getNetworkConnection(), image);
                mOpenIGTLink->getNetworkConnection()->invoke(message);
                return;
        }
        MeshPtr mesh = boost::dynamic_pointer_cast<Mesh>(data);
        if (mesh)
        {
//              // test begin
//              IGTLinkConversionPolyData polyConverter;
//              igtl::PolyDataMessage::Pointer msg = polyConverter.encode(mesh, pcsRAS);
//              CX_LOG_CHANNEL_DEBUG(CX_OPENIGTLINK_CHANNEL_NAME) << "Debbuging mesh: " << data->getName();

//              MeshPtr retval = polyConverter.decode(msg, pcsRAS);
//              mPatientModelService->insertData(retval);
//              return;
//              // test end

                boost::function<void()> message = boost::bind(&NetworkConnection::sendMesh, mOpenIGTLink->getNetworkConnection(), mesh);
                mOpenIGTLink->getNetworkConnection()->invoke(message);
                return;
        }

        QString name = data ? data->getName() : "NULL";
        CX_LOG_CHANNEL_INFO(this->getConfigUid()) << QString("Failed to send data %1 over igtl: Unsupported type")
                                                                                                 .arg(name);
}

void NetworkDataTransfer::onStreamActiveVideoSourceChanged()
{
        if (mStreamActiveVideoSource->getValue())
        {
                this->startStream();
        }
        else
        {
                this->stopStream();
        }

}

void NetworkDataTransfer::startStream()
{
        if (mStreamingVideoSource)
        {
                CX_LOG_WARNING() << QString("Already emitting VideoSource %1 on igtl").arg(mStreamingVideoSource->getName());
                return;
        }

        mStreamingVideoSource = mVideoService->getActiveVideoSource();
        connect(mStreamingVideoSource.get(), &VideoSource::newFrame,
                        this, &NetworkDataTransfer::onNewStreamFrame);
        CX_LOG_INFO() << QString("Started emitting VideoSource %1 on igtl").arg(mStreamingVideoSource->getName());
}

void NetworkDataTransfer::stopStream()
{
        if (!mStreamingVideoSource)
                return;

        CX_LOG_INFO() << QString("Stopped emitting VideoSource %1 on igtl").arg(mStreamingVideoSource->getName());
        disconnect(mStreamingVideoSource.get(), &VideoSource::newFrame,
                           this, &NetworkDataTransfer::onNewStreamFrame);
        mStreamingVideoSource.reset();
}

void NetworkDataTransfer::onNewStreamFrame()
{
        vtkImageDataPtr data = mStreamingVideoSource->getVtkImageData();

        ImagePtr image(new Image(mStreamingVideoSource->getUid()+"_snapshot",
                                                         data,
                                                         mStreamingVideoSource->getName()));

        boost::function<void()> message = boost::bind(&NetworkConnection::streamImage, mOpenIGTLink->getNetworkConnection(), image);
        mOpenIGTLink->getNetworkConnection()->invoke(message);
}

} // namespace cx