cxMetricManager.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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   this list of conditions and the following disclaimer in the documentation 
   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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AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 
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#include "cxMetricManager.h"
#include "cxManualTool.h"
#include "cxViewGroupData.h"
#include "cxTrackingService.h"
#include <QFile>

#include "cxDataReaderWriter.h"
#include "cxLogger.h"
#include "cxRegistrationTransform.h"
#include "cxPointMetric.h"
#include "cxDistanceMetric.h"
#include "cxFrameMetric.h"
#include "cxToolMetric.h"
#include "cxPlaneMetric.h"
#include "cxShapedMetric.h"
#include "cxAngleMetric.h"
#include "cxSphereMetric.h"
#include "cxDataFactory.h"
#include "cxLegacySingletons.h"
#include "cxSpaceProvider.h"
#include "cxTypeConversions.h"
#include "cxPatientModelService.h"
#include "cxViewService.h"
#include "cxLogger.h"

namespace cx
{

MetricManager::MetricManager() : QObject(NULL)
{
        connect(trackingService().get(), &TrackingService::stateChanged, this, &MetricManager::metricsChanged);
        connect(patientService().get(), SIGNAL(dataAddedOrRemoved()), this, SIGNAL(metricsChanged()));
}

DataMetricPtr MetricManager::getMetric(QString uid)
{
        DataPtr data = patientService()->getData(uid);
        DataMetricPtr metric = boost::dynamic_pointer_cast<DataMetric>(data);
        return metric;
}

std::vector<DataMetricPtr> MetricManager::getAllMetrics()
{
        std::vector<DataMetricPtr> retval;
        std::map<QString, DataPtr> all = patientService()->getData();
        for (std::map<QString, DataPtr>::iterator iter=all.begin(); iter!=all.end(); ++iter)
        {
                DataMetricPtr metric = boost::dynamic_pointer_cast<DataMetric>(iter->second);
                if (metric)
                        retval.push_back(metric);
        }
        return retval;
}

void MetricManager::setSelection(std::set<QString> selection)
{
        mSelection = selection;
}

void MetricManager::setActiveUid(QString uid)
{
        mActiveLandmark = uid;
        emit activeMetricChanged();
//    this->setModified();
}

void MetricManager::moveToMetric(QString uid)
{
          DataMetricPtr metric = this->getMetric(uid);
          if (!metric)
                  return;
          Vector3D p_r = metric->getRefCoord();;
          this->setManualToolPosition(p_r);
}

void MetricManager::setManualToolPosition(Vector3D p_r)
{
        Transform3D rMpr = patientService()->get_rMpr();
        Vector3D p_pr = rMpr.inv().coord(p_r);

        // set the picked point as offset tip
        ToolPtr tool = trackingService()->getManualTool();
        Vector3D offset = tool->get_prMt().vector(Vector3D(0, 0, tool->getTooltipOffset()));
        p_pr -= offset;
        p_r = rMpr.coord(p_pr);

        // TODO set center here will not do: must handle
        patientService()->setCenter(p_r);
        Vector3D p0_pr = tool->get_prMt().coord(Vector3D(0, 0, 0));
        tool->set_prMt(createTransformTranslate(p_pr - p0_pr) * tool->get_prMt());
}

PointMetricPtr MetricManager::addPoint(Vector3D point, CoordinateSystem space, QString name)
{
        PointMetricPtr p1 =     patientService()->createSpecificData<PointMetric>("point%1");
        p1->get_rMd_History()->setParentSpace("reference");
        p1->setSpace(space);
        p1->setCoordinate(point);
        patientService()->insertData(p1);

        viewService()->getGroup(0)->addData(p1->getUid());
        this->setActiveUid(p1->getUid());

        return p1;
}


void MetricManager::addPointButtonClickedSlot()
{
        this->addPointInDefaultPosition();
}

PointMetricPtr MetricManager::addPointInDefaultPosition()
{
        CoordinateSystem ref = CoordinateSystem::reference();
        Vector3D p_ref = spaceProvider()->getActiveToolTipPoint(ref, true);
        return this->addPoint(p_ref, ref);
}

void MetricManager::addFrameButtonClickedSlot()
{
        FrameMetricPtr frame = patientService()->createSpecificData<FrameMetric>("frame%1");
//        FrameMetricPtr frame(new FrameMetric("frame%1", "frame%1"));
  frame->get_rMd_History()->setParentSpace("reference");

  CoordinateSystem ref = CoordinateSystem::reference();
  Transform3D rMt = spaceProvider()->getActiveToolTipTransform(ref, true);

  frame->setSpace(ref);
  frame->setFrame(rMt);

  this->installNewMetric(frame);
}

void MetricManager::addToolButtonClickedSlot()
{
        ToolMetricPtr frame = patientService()->createSpecificData<ToolMetric>("tool%1");
  frame->get_rMd_History()->setParentSpace("reference");

  CoordinateSystem ref = CoordinateSystem::reference();
  Transform3D rMt = spaceProvider()->getActiveToolTipTransform(ref, true);

  frame->setSpace(ref);
  frame->setFrame(rMt);
  frame->setToolName(trackingService()->getActiveTool()->getName());
  frame->setToolOffset(trackingService()->getActiveTool()->getTooltipOffset());

  this->installNewMetric(frame);
}

void MetricManager::addPlaneButtonClickedSlot()
{
  PlaneMetricPtr p1 = patientService()->createSpecificData<PlaneMetric>("plane%1");
  p1->get_rMd_History()->setParentSpace("reference");

  std::vector<DataPtr> args = this->getSpecifiedNumberOfValidArguments(p1->getArguments());
  for (unsigned i=0; i<args.size(); ++i)
        p1->getArguments()->set(i, args[i]);

  this->installNewMetric(p1);
}

std::vector<DataPtr> MetricManager::refinePointArguments(std::vector<DataPtr> args, unsigned argNo)
{
  // erase non-selected arguments if we have more than enough
  //std::set<QString> selectedUids = this->getSelectedUids();
  for (unsigned i=0; i<args.size();)
  {
        if (args.size() <= argNo)
                break;
        if (!mSelection.count(args[i]->getUid()))
                args.erase(args.begin()+i);
        else
                ++i;
  }

  while (args.size() > argNo)
        args.erase(args.begin());

  while (args.size() < argNo)
  {
          PointMetricPtr p0 = this->addPointInDefaultPosition();
          args.push_back(p0);
  }

  return args;
}

void MetricManager::addDistanceButtonClickedSlot()
{
        DistanceMetricPtr d0 = patientService()->createSpecificData<DistanceMetric>("distance%1");
//      DistanceMetricPtr d0(new DistanceMetric("distance%1","distance%1"));
  d0->get_rMd_History()->setParentSpace("reference");

  std::vector<DataPtr> args = this->getSpecifiedNumberOfValidArguments(d0->getArguments());
  for (unsigned i=0; i<args.size(); ++i)
        d0->getArguments()->set(i, args[i]);

  this->installNewMetric(d0);
}

void MetricManager::addAngleButtonClickedSlot()
{
        AngleMetricPtr d0 = patientService()->createSpecificData<AngleMetric>("angle%1");
//      AngleMetricPtr d0(new AngleMetric("angle%1","angle%1"));
  d0->get_rMd_History()->setParentSpace("reference");

  std::vector<DataPtr> args = this->getSpecifiedNumberOfValidArguments(d0->getArguments(), 3);
  d0->getArguments()->set(0, args[0]);
  d0->getArguments()->set(1, args[1]);
  d0->getArguments()->set(2, args[1]);
  d0->getArguments()->set(3, args[2]);

  this->installNewMetric(d0);
}

std::vector<DataPtr> MetricManager::getSpecifiedNumberOfValidArguments(MetricReferenceArgumentListPtr arguments, int numberOfRequiredArguments)
{
        // first try to reuse existing points as distance arguments, otherwise create new ones.

        std::vector<DataMetricPtr> metrics = this->getAllMetrics();

        std::vector<DataPtr> args;
        for (unsigned i=0; i<metrics.size(); ++i)
        {
          if (arguments->validArgument(metrics[i]))
                  args.push_back(metrics[i]);
        }

        if (numberOfRequiredArguments<0)
                numberOfRequiredArguments = arguments->getCount();
        args = this->refinePointArguments(args, numberOfRequiredArguments);

        return args;
}

void MetricManager::addSphereButtonClickedSlot()
{
        SphereMetricPtr d0 = patientService()->createSpecificData<SphereMetric>("sphere%1");
        d0->get_rMd_History()->setParentSpace("reference");
        std::vector<DataPtr> args = this->getSpecifiedNumberOfValidArguments(d0->getArguments());
        d0->getArguments()->set(0, args[0]);

        this->installNewMetric(d0);
}

void MetricManager::addDonutButtonClickedSlot()
{
        DonutMetricPtr d0 = patientService()->createSpecificData<DonutMetric>("donut%1");
        d0->get_rMd_History()->setParentSpace("reference");
        std::vector<DataPtr> args = this->getSpecifiedNumberOfValidArguments(d0->getArguments());
        d0->getArguments()->set(0, args[0]);
        d0->getArguments()->set(1, args[1]);

        this->installNewMetric(d0);
}

void MetricManager::installNewMetric(DataMetricPtr metric)
{
        patientService()->insertData(metric);
        this->setActiveUid(metric->getUid());
        viewService()->getGroup(0)->addData(metric->getUid());
}

void MetricManager::loadReferencePointsSlot()
{
  ToolPtr refTool = trackingService()->getReferenceTool();
  if(!refTool) // we only load reference points from reference tools
  {
        reportDebug("No reference tool, cannot load reference points into the pointsampler");
        return;
  }

  std::map<int, Vector3D> referencePoints_s = refTool->getReferencePoints();
  if(referencePoints_s.empty())
  {
        reportWarning("No referenceppoints in reference tool "+refTool->getName());
        return;
  }

  CoordinateSystem ref = CoordinateSystem::reference();
  CoordinateSystem sensor = spaceProvider()->getS(refTool);

  std::map<int, Vector3D>::iterator it = referencePoints_s.begin();
  for(; it != referencePoints_s.end(); ++it)
  {
        Vector3D P_ref = spaceProvider()->get_toMfrom(sensor, ref).coord(it->second);
        this->addPoint(P_ref, CoordinateSystem(csREF), "ref%1");
  }
}


void MetricManager::exportMetricsToFile(QString filename)
{
        QFile file(filename);
        if (!file.open(QIODevice::WriteOnly | QIODevice::Text))
                return;

        std::map<QString, DataPtr> dataMap = patientService()->getData();
        std::map<QString, DataPtr>::iterator iter;
        for (iter = dataMap.begin(); iter != dataMap.end(); ++iter)
        {
                DataMetricPtr metric = boost::dynamic_pointer_cast<DataMetric>(iter->second);
                if(metric)
                {
                        file.write(metric->getAsSingleLineString().toLatin1());
                        file.write("\n");
                }
        }
        file.close();
}


} // namespace cx