cxSonixProbeFileReader.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 "cxSonixProbeFileReader.h"
#include <iostream>
#include <QFile>
#include <QDomDocument>
#include "cxTypeConversions.h"

namespace cx {

SonixProbeFileReader::SonixProbeFileReader(QString probeFile) :
        mFile(probeFile)
{
}

bool SonixProbeFileReader::init()
{
        if(!this->openFile())
                return false;

        if(!this->openDomDocument())
                return false;

        if(!this->openDocumentElement())
                return false;

        return true;
}

bool SonixProbeFileReader::openFile()
{
        if(!mFile.open(QIODevice::ReadOnly))
                return false;

        return true;
}

bool SonixProbeFileReader::openDomDocument()
{
        if(!mDoc.setContent(&mFile))
        {
                mFile.close();
                return false;
        }
        return true;
}

bool SonixProbeFileReader::openDocumentElement()
{
        mDocElem = mDoc.documentElement();
        if(mDocElem.isNull())
                return false;

        return true;
}

QDomNode SonixProbeFileReader::getProbeNode(QString probeName)
{
        QDomElement probes = this->getProbes();
        QDomNode probeNode = probes.firstChild();
        QDomElement retval;
        while(!probeNode.isNull() && retval.isNull())
        {
                retval = probeNode.toElement();
                if(!retval.isNull())
                {
                        if(retval.attribute("name") != probeName)
                        {
                                retval = QDomElement();
                                probeNode = probeNode.nextSibling();
                        }
                }
        }
        return retval;
}

QDomElement SonixProbeFileReader::getProbes()
{
        return this->getChildWithTag(mDocElem, "probes");
}

bool SonixProbeFileReader::isProbeLinear(QDomNode probeNode)
{
        QDomElement type = this->getChildWithTag(probeNode, "type");
        if (type.text() == "2")
                return true;

        return false;
}

QDomElement SonixProbeFileReader::getChildWithTag(QDomNode parent, QString tagName)
{
        QDomNode probesNode = parent.firstChild();
        QDomElement retval;
        while(!probesNode.isNull() && retval.isNull())
        {
                retval = probesNode.toElement();
                if(!retval.isNull())
                {
                        if(retval.tagName() != tagName)
                        {
                                retval = QDomElement();
                                probesNode = probesNode.nextSibling();
                        }
                }
        }
        return retval;
}

long SonixProbeFileReader::getProbeLenght(QDomNode probeNode)
{
        long retval = this->getProbeParam(probeNode, "pitch") * this->getProbeParam(probeNode, "numElements");
        return retval;
}

long SonixProbeFileReader::getProbeParam(QDomNode probeNode, QString param)
{
        QDomElement element = this->getChildWithTag(probeNode, param);
        QString val = element.text();
        return val.toLong();
}

} //namespace cx