cxRegionOfInterestMetric.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
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#include "cxRegionOfInterestMetric.h"

#include "cxBoundingBox3D.h"
#include "cxTypeConversions.h"
#include "cxPlaneMetric.h"
#include "cxPointMetric.h"
#include "cxXMLNodeWrapper.h"
#include "cxSpaceProvider.h"
#include "cxPatientModelService.h"
#include "cxSpaceListener.h"
#include "cxLogger.h"

namespace cx
{

RegionOfInterest::RegionOfInterest() : mMargin(0)
{

}

DoubleBoundingBox3D RegionOfInterest::getBox(Transform3D qMd)
{
        DoubleBoundingBox3D bb = this->generateROIFromPointsAndMargin(this->transform(mPoints, qMd), mMargin);

        DoubleBoundingBox3D bb_max = this->generateROIFromPointsAndMargin(this->transform(mMaxBoundsPoints, qMd), mMargin);

        if (bb_max!=DoubleBoundingBox3D::zero())
                bb = intersection(bb, bb_max);

        return bb;
}

std::vector<Vector3D> RegionOfInterest::transform(const std::vector<Vector3D>& points, Transform3D M) const
{
        std::vector<Vector3D> retval;
        for (unsigned i=0; i<points.size(); ++i)
                retval.push_back(M.coord(points[i]));
        return retval;
}

DoubleBoundingBox3D RegionOfInterest::generateROIFromPointsAndMargin(const std::vector<Vector3D>& points, double margin) const
{
        if (points.empty())
                return DoubleBoundingBox3D::zero();

        DoubleBoundingBox3D bb = DoubleBoundingBox3D::fromCloud(points);
        Vector3D vmargin(margin,margin, margin);
        Vector3D bl = bb.bottomLeft() - vmargin;
        Vector3D tr = bb.topRight() + vmargin;
        bb = DoubleBoundingBox3D(bl, tr);

        return bb;
}

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

RegionOfInterestMetric::RegionOfInterestMetric(const QString& uid, const QString& name, PatientModelServicePtr dataManager, SpaceProviderPtr spaceProvider) :
                                DataMetric(uid, name, dataManager, spaceProvider)
{
        mUseActiveTooltip = false;
        mMargin = 20;
}

RegionOfInterestMetricPtr RegionOfInterestMetric::create(QString uid, QString name, PatientModelServicePtr dataManager, SpaceProviderPtr spaceProvider)
{
        return RegionOfInterestMetricPtr(new RegionOfInterestMetric(uid, name, dataManager, spaceProvider));
}

RegionOfInterestMetric::~RegionOfInterestMetric()
{
}

Vector3D RegionOfInterestMetric::getRefCoord() const
{
        return this->boundingBox().center();
}

bool RegionOfInterestMetric::isValid() const
{
        return this->getROI().getBox() != DoubleBoundingBox3D::zero();
}

void RegionOfInterestMetric::addXml(QDomNode& dataNode)
{
        DataMetric::addXml(dataNode);

        XMLNodeAdder adder(dataNode);
        for (unsigned i=0; i<mContainedData.size(); ++i)
                adder.addTextToElement("content", mContainedData[i]);

        adder.addTextToElement("useActiveTooltip", QString::number(mUseActiveTooltip));
        adder.addTextToElement("margin", QString::number(mMargin));
        adder.addTextToElement("maxBoundsData", mMaxBoundsData);
}

void RegionOfInterestMetric::parseXml(QDomNode& dataNode)
{
        DataMetric::parseXml(dataNode);

        XMLNodeParser parser(dataNode);
        mContainedData = parser.parseTextFromDuplicateElements("content");
        mUseActiveTooltip = parser.parseTextFromElement("useActiveTooltip").toInt();
        mMargin = parser.parseTextFromElement("margin").toDouble();
        mMaxBoundsData = parser.parseTextFromElement("maxBoundsData");

        this->onContentChanged();
}

QString RegionOfInterestMetric::getValueAsString() const
{
        return "bb";
}

void RegionOfInterestMetric::setDataList(QStringList val)
{
        mContainedData = val;
        this->onContentChanged();
}

void RegionOfInterestMetric::setUseActiveTooltip(bool val)
{
        mUseActiveTooltip = val;

        this->onContentChanged();
}

void RegionOfInterestMetric::setMargin(double val)
{
        mMargin = val;
        this->onContentChanged();
}

void RegionOfInterestMetric::setMaxBoundsData(QString val)
{
        mMaxBoundsData = val;
        this->onContentChanged();
}

void RegionOfInterestMetric::onContentChanged()
{
        for (unsigned i=0; i<mListeners.size(); ++i)
        {
                disconnect(mListeners[i].get(), &SpaceListener::changed, this, &RegionOfInterestMetric::onContentTransformsChanged);
        }
        mListeners.clear();

        this->listenTo(CoordinateSystem(csTOOL_OFFSET, "active"));
        for (unsigned i=0; i<mContainedData.size(); ++i)
        {
                this->listenTo(CoordinateSystem(csDATA, mContainedData[i]));
        }
        this->onContentTransformsChanged();
}

void RegionOfInterestMetric::listenTo(CoordinateSystem space)
{
        SpaceListenerPtr listener = mSpaceProvider->createListener();
        listener->setSpace(space);
        connect(listener.get(), &SpaceListener::changed, this, &RegionOfInterestMetric::onContentTransformsChanged);
        mListeners.push_back(listener);
}

void RegionOfInterestMetric::onContentTransformsChanged()
{
        emit transformChanged();
}

DoubleBoundingBox3D RegionOfInterestMetric::boundingBox() const
{
        return this->getROI().getBox(this->get_rMd().inv());
}

QString RegionOfInterestMetric::getAsSingleLineString() const
{
        return "bb";
}

template<class ITER>
void transform_coord_range(ITER begin, ITER end, Transform3D M)
{
        for ( ; begin!=end; ++begin)
                *begin = M.coord(*begin);
}

RegionOfInterest RegionOfInterestMetric::getROI() const
{
        RegionOfInterest retval;

        retval.mMargin = mMargin;

        if (mUseActiveTooltip)
        {
                retval.mPoints.push_back(this->getToolTip_r());
        }

        std::map<QString, DataPtr> alldata = mDataManager->getDatas();
        for (std::map<QString, DataPtr>::const_iterator i=alldata.begin(); i!=alldata.end(); ++i)
        {
                if (boost::dynamic_pointer_cast<RegionOfInterestMetric>(i->second))
                        continue;

                if (mContainedData.contains(i->first))
                {
                        std::vector<Vector3D> c = i->second->getPointCloud();
                        transform_coord_range(c.begin(), c.end(), i->second->get_rMd());
                        std::copy(c.begin(), c.end(), back_inserter(retval.mPoints));
                }

                if (mMaxBoundsData == i->first)
                {
                        std::vector<Vector3D> c = i->second->getPointCloud();
                        transform_coord_range(c.begin(), c.end(), i->second->get_rMd());
                        retval.mMaxBoundsPoints = c;
                }
        }

        return retval;
}

Vector3D RegionOfInterestMetric::getToolTip_r() const
{
        Transform3D rMto = mSpaceProvider->get_toMfrom(CoordinateSystem(csTOOL_OFFSET, "active"),
                                                                                                   CoordinateSystem::reference());
        Vector3D tp = rMto.coord(Vector3D(0, 0, 0));
        return tp;
}

}