cxAcquisitionData.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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   this list of conditions and the following disclaimer.

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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 "cxAcquisitionData.h"

//#include "cxAcquisitionManager.h"
#include <vector>
#include <QDomNode>
#include <QDateTime>
#include <QStringList>
#include "cxTime.h"
#include "cxLogger.h"
#include "cxTrackingService.h"
#include "cxSettings.h"
#include "cxUsReconstructionService.h"
#include "cxReporter.h"

namespace cx
{
AcquisitionData::AcquisitionData()
{}

AcquisitionData::AcquisitionData(VisServicesPtr services, UsReconstructionServicePtr reconstructer) :
        mServices(services),
        mReconstructer(reconstructer)
{

}

AcquisitionData::~AcquisitionData()
{
}

void AcquisitionData::clear()
{
        mRecordSessions.clear();
        emit recordedSessionsChanged();
}

void AcquisitionData::addRecordSession(RecordSessionPtr session)
{
        mRecordSessions.push_back(session);
        emit recordedSessionsChanged();
}

void AcquisitionData::removeRecordSession(RecordSessionPtr session)
{
        std::vector<RecordSessionPtr>::iterator it = mRecordSessions.begin();
        while (it != mRecordSessions.end())
        {
                std::vector<RecordSessionPtr>::iterator current = it;
                ++it;
                if((*current)->getUid() == session->getUid())
                        mRecordSessions.erase(current);
        }
        emit recordedSessionsChanged();
}

std::vector<RecordSessionPtr> AcquisitionData::getRecordSessions()
{
        return mRecordSessions;
}

RecordSessionPtr AcquisitionData::getRecordSession(QString uid)
{
        RecordSessionPtr retval;
        std::vector<RecordSessionPtr>::iterator it = mRecordSessions.begin();
        for(; it != mRecordSessions.end(); ++it)
        {
                if((*it)->getUid() == uid)
                        retval = (*it);
        }
        return retval;
}

void AcquisitionData::addXml(QDomNode& parentNode)
{
        QDomDocument doc = parentNode.ownerDocument();
        QDomElement base = doc.createElement("stateManager");
        parentNode.appendChild(base);

        QDomElement sessionsNode = doc.createElement("recordSessions");
        std::vector<RecordSessionPtr>::iterator it = mRecordSessions.begin();
        for(; it != mRecordSessions.end(); ++it)
        {
                QDomElement sessionNode = doc.createElement("recordSession");
                (*it)->addXml(sessionNode);
                sessionsNode.appendChild(sessionNode);
        }
        base.appendChild(sessionsNode);
}

void AcquisitionData::parseXml(QDomNode& dataNode)
{
        QDomNode recordsessionsNode = dataNode.namedItem("recordSessions");
        QDomElement recodesessionNode = recordsessionsNode.firstChildElement("recordSession");
        for (; !recodesessionNode.isNull(); recodesessionNode = recodesessionNode.nextSiblingElement("recordSession"))
        {
                RecordSessionPtr session(new RecordSession("", 0,0,""));
                session->parseXml(recodesessionNode);
                this->addRecordSession(session);
        }
}

QString AcquisitionData::getNewUid()
{
        QString retval;
        int max = 0;
        std::vector<RecordSessionPtr> recordsessions = this->getRecordSessions();
        std::vector<RecordSessionPtr>::iterator iter;
        for (iter = recordsessions.begin(); iter != recordsessions.end(); ++iter)
        {
                QString index = (*iter)->getUid().split("_").front();
                max = std::max(max, index.toInt());
        }

        //  retval = qstring_cast(max + 1);
        retval = QString("%1").arg(max + 1, 2, 10, QChar('0'));
        retval += "_" + QDateTime::currentDateTime().toString(timestampSecondsFormat());
        return retval;
}



Acquisition::Acquisition(AcquisitionDataPtr pluginData, QObject* parent) :
        QObject(parent), mPluginData(pluginData), mCurrentState(AcquisitionService::sNOT_RUNNING)
{
}

Acquisition::~Acquisition()
{
}

void Acquisition::toggleRecord()
{
        if (this->getState()==AcquisitionService::sRUNNING)
                this->stopRecord();
        else
                this->startRecord();
}

void Acquisition::startRecord()
{
        if (this->getState()!=AcquisitionService::sNOT_RUNNING)
        {
                report("Already recording a session, stop before trying to start a new record session.");
                return;
        }

        double startTime = getMilliSecondsSinceEpoch();
        mLatestSession.reset(new cx::RecordSession(mPluginData->getNewUid(), startTime, startTime, settings()->value("Ultrasound/acquisitionName").toString()));
        reporter()->playStartSound();
        this->setState(AcquisitionService::sRUNNING);
}

void Acquisition::stopRecord()
{
        if (this->getState()!=AcquisitionService::sRUNNING)
        {
                return;
        }

        mLatestSession->setStopTime(getMilliSecondsSinceEpoch());
        mPluginData->addRecordSession(mLatestSession);
//      trackingService()->savePositionHistory(); //asks all the tools to save their transforms and timestamps
        reporter()->playStopSound();
        this->setState(AcquisitionService::sNOT_RUNNING);
}

void Acquisition::cancelRecord()
{
        if (this->getState()!=AcquisitionService::sRUNNING)
        {
                return;
        }
        reporter()->playCancelSound();
        mLatestSession.reset();
        this->setState(AcquisitionService::sNOT_RUNNING);
}

void Acquisition::startPostProcessing()
{
        this->setState(AcquisitionService::sPOST_PROCESSING);
}

void Acquisition::stopPostProcessing()
{
        this->setState(AcquisitionService::sNOT_RUNNING);
}

void Acquisition::setState(AcquisitionService::STATE newState)
{
        AcquisitionService::STATE lastState = mCurrentState;
        mCurrentState = newState;

        // emit some helper signals
        if (lastState!=AcquisitionService::sRUNNING && newState==AcquisitionService::sRUNNING)
                emit started();
        else if (lastState==AcquisitionService::sRUNNING && newState!=AcquisitionService::sRUNNING && mLatestSession)
                emit acquisitionStopped();
        else if (lastState==AcquisitionService::sRUNNING && newState!=AcquisitionService::sRUNNING && !mLatestSession)
                emit cancelled();

        emit stateChanged();
}


}