cxViewWrapper3D.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 "cxViewWrapper3D.h"

#include <vector>

#include "boost/bind.hpp"
#include "boost/function.hpp"

#include <QAction>
#include <QMenu>

#include <vtkRenderWindow.h>
#include <vtkRenderer.h>
#include <vtkImageData.h>

#include "cxView.h"
#include "cxSliceProxy.h"
#include "cxSlicerRepSW.h"
#include "cxToolRep2D.h"
#include "cxDisplayTextRep.h"
#include "cxLogger.h"
#include "cxSlicePlanes3DRep.h"
#include "cxMesh.h"
#include "cxPickerRep.h"
#include "cxGeometricRep.h"
#include "cxToolRep3D.h"
#include "cxVolumetricRep.h"
#include "cxTypeConversions.h"
#include "cxVideoSource.h"
#include "cxVideoRep.h"
#include "cxToolTracer.h"
#include "cxOrientationAnnotation3DRep.h"
#include "cxSettings.h"
#include "cxTrackingService.h"
#include "cxRepManager.h"
#include "cxCameraControl.h"
#include "cxLandmarkRep.h"
#include "cxPointMetricRep.h"
#include "cxDistanceMetricRep.h"
#include "cxAngleMetricRep.h"
#include "cxPlaneMetricRep.h"
#include "cxFrameMetricRep.h"
#include "cxToolMetricRep.h"
#include "cxDataMetricRep.h"
#include "cxDataLocations.h"
#include "cxTexture3DSlicerRep.h"
#include "cxEnumConverter.h"
#include "cxManualTool.h"
#include "cxImage2DRep3D.h"

#include "cxPatientModelService.h"
#include "cxRepContainer.h"


#include "cxData.h"
#include "cxAxesRep.h"
#include "cxViewGroup.h"

#include "cxAngleMetric.h"
#include "cxDistanceMetric.h"
#include "cxPointMetric.h"
#include "cxSphereMetric.h"
#include "cxShapedMetric.h"
#include "cxSphereMetricRep.h"
#include "cxDonutMetricRep.h"

#include "cxDepthPeeling.h"
#include "cxAxisConnector.h"
#include "cxMultiVolume3DRepProducer.h"
#include "cxMetricNamesRep.h"
#include "cxVisServices.h"
#include "cxNavigation.h"

#include "cxTrackedStream.h"
#include "cxStreamRep3D.h"
#include "cxStream2DRep3D.h"
#include "cxActiveData.h"

#ifndef CX_VTK_OPENGL2
#include "cxSlices3DRep.h"
#endif

namespace cx
{



ViewWrapper3D::ViewWrapper3D(int startIndex, ViewPtr view, VisServicesPtr services):
        ViewWrapper(services)
{
        view->getRenderer()->GetActiveCamera()->SetClippingRange(1, 2000);
        if (!view->getRenderWindow()->GetStereoCapableWindow())
                view->getRenderWindow()->StereoCapableWindowOn(); // Just set all 3D views 3D capable

        mShowAxes = false;
        mView = view;
        this->connectContextMenu(mView);
        QString index = QString::number(startIndex);
        QColor background = settings()->value("backgroundColor").value<QColor>();
        mView->setBackgroundColor(background);

        view->getRenderer()->GetActiveCamera()->SetParallelProjection(false);
        connect(settings(), SIGNAL(valueChangedFor(QString)), this, SLOT(settingsChangedSlot(QString)));

        this->initializeMultiVolume3DRepProducer();

        mLandmarkRep = LandmarkRep::New(mServices->patient());
        mLandmarkRep->setGraphicsSize(settings()->value("View3D/sphereRadius").toDouble());
        mLandmarkRep->setLabelSize(settings()->value("View3D/labelSize").toDouble());

        mPickerRep = PickerRep::New(mServices->patient());

        connect(mPickerRep.get(), SIGNAL(pointPicked(Vector3D)), this, SLOT(pickerRepPointPickedSlot(Vector3D)));
//      connect(mPickerRep.get(), SIGNAL(dataPicked(QString)), this, SLOT(pickerRepDataPickedSlot(QString)));
        mPickerRep->setSphereRadius(settings()->value("View3D/sphereRadius").toDouble());
        mPickerRep->setEnabled(false);
        mView->addRep(mPickerRep);
        connect(mServices->tracking().get(), SIGNAL(activeToolChanged(const QString&)), this, SLOT(activeToolChangedSlot()));
        this->activeToolChangedSlot();

        // plane type text rep
        mPlaneTypeText = DisplayTextRep::New();
        mPlaneTypeText->addText(QColor(Qt::green), "3D", Vector3D(0.98, 0.02, 0.0));
        mView->addRep(mPlaneTypeText);

        //data name text rep
        mDataNameText = DisplayTextRep::New();
        mDataNameText->addText(QColor(Qt::green), "not initialized", Vector3D(0.02, 0.02, 0.0));
        mView->addRep(mDataNameText);

        //data name text rep
        this->updateMetricNamesRep();

        connect(mServices->tracking().get(), &TrackingService::stateChanged, this, &ViewWrapper3D::toolsAvailableSlot);
        connect(mServices->patient()->getActiveData().get(), &ActiveData::activeImageChanged, this, &ViewWrapper3D::activeImageChangedSlot);
        this->toolsAvailableSlot();

        mAnnotationMarker = RepManager::getInstance()->getCachedRep<OrientationAnnotation3DRep>();
        this->settingsChangedSlot("View3D/annotationModel");
        this->settingsChangedSlot("View3D/annotationModelSize");
        mView->addRep(mAnnotationMarker);

//Stereo
//  mView->getRenderWindow()->StereoCapableWindowOn(); // Moved to cxView3D
        connect(settings(), SIGNAL(valueChangedFor(QString)), this, SLOT(globalConfigurationFileChangedSlot(QString)));
        //Init 3D stereo from settings
        this->setStereoType(settings()->value("View3D/stereoType").toInt());
        this->setStereoEyeAngle(settings()->value("View3D/eyeAngle").toDouble());

        //Only try to set depth peeling if View3D/depthPeeling == true
        if(settings()->value("View3D/depthPeeling").toBool())
                this->setTranslucentRenderingToDepthPeeling(settings()->value("View3D/depthPeeling").toBool());

        this->updateView();
}

ViewWrapper3D::~ViewWrapper3D()
{
        if (mView)
        {
                mView->removeReps();
                mMultiVolume3DRepProducer->removeRepsFromView();
        }
}

void ViewWrapper3D::initializeMultiVolume3DRepProducer()
{
        if (!mView)
                reportError("Missing View in initializeMultiVolume3DRepProducer");

        if (!mMultiVolume3DRepProducer)
        {
                mMultiVolume3DRepProducer.reset(new MultiVolume3DRepProducer());
                connect(mMultiVolume3DRepProducer.get(), SIGNAL(imagesChanged()), this, SLOT(updateView()));
                mMultiVolume3DRepProducer->setView(mView);
        }

        mMultiVolume3DRepProducer->setMaxRenderSize(settings()->value("View3D/maxRenderSize").toInt());
        mMultiVolume3DRepProducer->setVisualizerType(settings()->value("View3D/ImageRender3DVisualizer").toString());
}

void ViewWrapper3D::settingsChangedSlot(QString key)
{
        if (key == "backgroundColor")
        {
                QColor background = settings()->value("backgroundColor").value<QColor>();
                mView->setBackgroundColor(background);
        }
        if (( key=="View3D/ImageRender3DVisualizer" )||( key=="View3D/maxRenderSize" ))
        {
                this->initializeMultiVolume3DRepProducer();
        }
        if (key == "View/showDataText")
        {
                this->updateView();
        }
        if ((key == "View3D/annotationModelSize" )||( key == "View3D/annotationModel"))
        {
                QString annotationFile = settings()->value("View3D/annotationModel").toString();
                mAnnotationMarker->setMarkerFilename(DataLocations::findConfigFilePath(annotationFile, "/models"));
                mAnnotationMarker->setSize(settings()->value("View3D/annotationModelSize").toDouble());
        }
        if (key == "showManualTool")
        {
                this->toolsAvailableSlot();
        }
        if ((key == "View3D/sphereRadius" )
                        ||( key == "View3D/labelSize" )
                        ||( key == "View/showLabels")
                        ||( key == "View/showMetricNamesInCorner"))
        {
                for (RepMap::iterator iter = mDataReps.begin(); iter != mDataReps.end(); ++iter)
                {
                        this->readDataRepSettings(iter->second);
                }

                this->updateMetricNamesRep();

                this->toolsAvailableSlot();
                mLandmarkRep->setGraphicsSize(settings()->value("View3D/sphereRadius").toDouble());
                mLandmarkRep->setLabelSize(settings()->value("View3D/labelSize").toDouble());
        }
        if (key == "View3D/depthPeeling")
                this->setTranslucentRenderingToDepthPeeling(settings()->value("View3D/depthPeeling").toBool());
}

void ViewWrapper3D::updateMetricNamesRep()
{
        bool enabled = settings()->value("View/showMetricNamesInCorner").value<bool>();

        if (enabled)
        {
                if (!mMetricNames)
                {
                        mMetricNames = MetricNamesRep::New();
                        mView->addRep(mMetricNames);
                }

                if (mGroupData)
                        mMetricNames->setData(mGroupData->getData());
        }
        else
        {
                mView->removeRep(mMetricNames);
                mMetricNames.reset();
        }
}

void ViewWrapper3D::pickerRepPointPickedSlot(Vector3D p_r)
{
        NavigationPtr nav = this->getNavigation();
        nav->centerToPosition(p_r, Navigation::v2D);
}

void ViewWrapper3D::pickerRepDataPickedSlot(QString uid)
{
        //std::cout << "picked: " << uid << std::endl;
}

void ViewWrapper3D::appendToContextMenu(QMenu& contextMenu)
{       
        QAction* slicePlanesAction = NULL;
        QAction* fillSlicePlanesAction = NULL;
        if (mSlicePlanes3DRep)
        {
                slicePlanesAction = new QAction("Show Slice Planes", &contextMenu);
                slicePlanesAction->setCheckable(true);
                slicePlanesAction->setChecked(mSlicePlanes3DRep->getProxy()->getVisible());
                connect(slicePlanesAction, SIGNAL(triggered(bool)), this, SLOT(showSlicePlanesActionSlot(bool)));

                fillSlicePlanesAction = new QAction("Fill Slice Planes", &contextMenu);
                fillSlicePlanesAction->setCheckable(true);
                fillSlicePlanesAction->setEnabled(mSlicePlanes3DRep->getProxy()->getVisible());
                fillSlicePlanesAction->setChecked(mSlicePlanes3DRep->getProxy()->getDrawPlanes());
                connect(fillSlicePlanesAction, SIGNAL(triggered(bool)), this, SLOT(fillSlicePlanesActionSlot(bool)));
        }

        QAction* resetCameraAction = new QAction("Reset Camera (r)", &contextMenu);
        connect(resetCameraAction, SIGNAL(triggered()), this, SLOT(resetCameraActionSlot()));

        QAction* centerImageAction = new QAction("Center to image", &contextMenu);
        connect(centerImageAction, SIGNAL(triggered()), this, SLOT(centerImageActionSlot()));

        QAction* centerToolAction = new QAction("Center to tool", &contextMenu);
        connect(centerToolAction, SIGNAL(triggered()), this, SLOT(centerToolActionSlot()));

        QAction* showAxesAction = new QAction("Show Coordinate Axes", &contextMenu);
        showAxesAction->setCheckable(true);
        showAxesAction->setChecked(mShowAxes);
        connect(showAxesAction, SIGNAL(triggered(bool)), this, SLOT(showAxesActionSlot(bool)));

        QAction* showManualTool = new QAction("Show Manual Tool", &contextMenu);
        showManualTool->setCheckable(true);
        showManualTool->setChecked(settings()->value("showManualTool").toBool());
        connect(showManualTool, SIGNAL(triggered(bool)), this, SLOT(showManualToolSlot(bool)));

        QAction* showOrientation = new QAction("Show Orientation", &contextMenu);
        showOrientation->setCheckable(true);
        showOrientation->setChecked(mAnnotationMarker->getVisible());
        connect(showOrientation, SIGNAL(triggered(bool)), this, SLOT(showOrientationSlot(bool)));

        QAction* showToolPath = new QAction("Show Tool Path", &contextMenu);
        showToolPath->setCheckable(true);
        showToolPath->setChecked(settings()->value("showToolPath").toBool());
        connect(showToolPath, SIGNAL(triggered(bool)), this, SLOT(showToolPathSlot(bool)));

        QMenu* show3DSlicesMenu = new QMenu("Show 3D slices");
        mShow3DSlicesInteractor->addDataActions(show3DSlicesMenu);

        QMenu* showSlicesMenu = new QMenu("Slice Type", &contextMenu);
        this->createSlicesActions(showSlicesMenu);

        QAction* showRefTool = new QAction("Show Reference Tool", &contextMenu);
        showRefTool->setDisabled(true);
        showRefTool->setCheckable(true);
        ToolPtr refTool = mServices->tracking()->getReferenceTool();
        if (refTool)
        {
                showRefTool->setText("Show " + refTool->getName());
                showRefTool->setEnabled(true);
                showRefTool->setChecked(RepContainer(mView->getReps()).findFirst<ToolRep3D>(refTool) ? true : false);
                connect(showRefTool, SIGNAL(toggled(bool)), this, SLOT(showRefToolSlot(bool)));
        }

        contextMenu.addSeparator();
        contextMenu.addMenu(show3DSlicesMenu);
        contextMenu.addMenu(showSlicesMenu);
        contextMenu.addSeparator();
        contextMenu.addAction(resetCameraAction);
        contextMenu.addAction(centerImageAction);
        contextMenu.addAction(centerToolAction);
        contextMenu.addAction(showAxesAction);
        contextMenu.addAction(showOrientation);
        contextMenu.addSeparator();
        contextMenu.addAction(showManualTool);
        contextMenu.addAction(showRefTool);
        if (showToolPath)
                contextMenu.addAction(showToolPath);
        contextMenu.addSeparator();
        if (slicePlanesAction)
                contextMenu.addAction(slicePlanesAction);
        if (fillSlicePlanesAction)
                contextMenu.addAction(fillSlicePlanesAction);
}

void ViewWrapper3D::createSlicesActions(QWidget* parent)
{
        this->createSlicesAction(PlaneTypeCollection(ptAXIAL, ptCORONAL, ptSAGITTAL), parent);
        this->createSlicesAction(PlaneTypeCollection(ptAXIAL), parent);
        this->createSlicesAction(PlaneTypeCollection(ptCORONAL), parent);
        this->createSlicesAction(PlaneTypeCollection(ptSAGITTAL), parent);
        this->createSlicesAction(PlaneTypeCollection(ptANYPLANE), parent);
        this->createSlicesAction(PlaneTypeCollection(ptRADIALPLANE), parent);
        this->createSlicesAction(PlaneTypeCollection(ptSIDEPLANE), parent);
}

QAction* ViewWrapper3D::createSlicesAction(PlaneTypeCollection planes, QWidget* parent)
{
        QString title = planes.toString();
        QString active = mGroupData->getSliceDefinitions().toString();

        QAction* action = new QAction(title, parent);
        connect(action, SIGNAL(triggered()), this, SLOT(showSlices()));
        action->setData(title);
        action->setCheckable(true);
        action->setChecked(active == title);

        parent->addAction(action);
        return action;
}

void ViewWrapper3D::showSlices()
{
        QAction* action = dynamic_cast<QAction*>(sender());
        if (!action)
                return;

        PlaneTypeCollection planes = PlaneTypeCollection::fromString(action->data().toString());

        if (!action->isChecked())
                mGroupData->setSliceDefinitions(PlaneTypeCollection());
        else
                mGroupData->setSliceDefinitions(planes);
}

void ViewWrapper3D::setViewGroup(ViewGroupDataPtr group)
{
        ViewWrapper::setViewGroup(group);

        connect(group.get(), &ViewGroupData::initialized, this, &ViewWrapper3D::resetCameraActionSlot);
        connect(group.get(), &ViewGroupData::optionsChanged, this, &ViewWrapper3D::optionChangedSlot);
        mView->getRenderer()->SetActiveCamera(mGroupData->getCamera3D()->getCamera());

        // Set eye angle after camera change. Maybe create a cameraChangedSlot instead
        this->setStereoEyeAngle(settings()->value("View3D/eyeAngle").toDouble());
        this->optionChangedSlot();

}

void ViewWrapper3D::showToolPathSlot(bool checked)
{
        ToolPtr tool = mServices->tracking()->getActiveTool();
        ToolRep3DPtr activeRep3D = RepContainer(mView->getReps()).findFirst<ToolRep3D>(tool);
        if (activeRep3D)
        {
                if (activeRep3D->getTracer()->isRunning())
                {
                        activeRep3D->getTracer()->stop();
                        activeRep3D->getTracer()->clear();
                }
                else
                {
                        activeRep3D->getTracer()->start();
                }
        }

        settings()->setValue("showToolPath", checked);
}

void ViewWrapper3D::showAxesActionSlot(bool checked)
{
        if (mShowAxes == checked)
                return;

        mShowAxes = checked;

        // clear all
        for (unsigned i=0; i<mAxis.size(); ++i)
                mView->removeRep(mAxis[i]->mRep);
        mAxis.clear();

        // show all
        if (mShowAxes)
        {
                AxisConnectorPtr axis;

                // reference space
                axis.reset(new AxisConnector(CoordinateSystem(csREF), mServices->spaceProvider()));
                axis->mRep->setAxisLength(0.12);
                axis->mRep->setShowAxesLabels(true);
                axis->mRep->setCaption("ref", Vector3D(1, 0, 0));
                axis->mRep->setFontSize(0.03);
                mAxis.push_back(axis);

                // data spaces
                std::vector<DataPtr> data = mGroupData->getData();
                for (unsigned i = 0; i < data.size(); ++i)
                {
                        axis.reset(new AxisConnector(CoordinateSystem(csDATA, data[i]->getUid()), mServices->spaceProvider()));
                        axis->mRep->setAxisLength(0.08);
                        axis->mRep->setShowAxesLabels(false);
                        axis->mRep->setCaption(data[i]->getName(), Vector3D(1, 0, 0));
                        axis->mRep->setFontSize(0.03);
                        mAxis.push_back(axis);
                }

                // tool spaces
                TrackingService::ToolMap tools = mServices->tracking()->getTools();
                TrackingService::ToolMap::iterator iter;
                for (iter = tools.begin(); iter != tools.end(); ++iter)
                {
                        ToolPtr tool = iter->second;

                        axis.reset(new AxisConnector(CoordinateSystem(csTOOL, tool->getUid()), mServices->spaceProvider()));
                        axis->mRep->setAxisLength(0.08);
                        axis->mRep->setShowAxesLabels(false);
                        axis->mRep->setCaption("t", Vector3D(0.7, 1, 0.7));
                        axis->mRep->setFontSize(0.03);
                        axis->connectTo(tool);
                        SpaceListenerPtr mToolListener = axis->mListener;

                        mAxis.push_back(axis);

                        axis.reset(new AxisConnector(CoordinateSystem(csSENSOR, tool->getUid()), mServices->spaceProvider()));
                        axis->mRep->setAxisLength(0.05);
                        axis->mRep->setShowAxesLabels(false);
                        axis->mRep->setCaption("s", Vector3D(1, 1, 0));
                        axis->mRep->setFontSize(0.03);
                        axis->connectTo(tool);
                        axis->mergeWith(mToolListener);
                        mAxis.push_back(axis);
                }

                for (unsigned i=0; i<mAxis.size(); ++i)
                        mView->addRep(mAxis[i]->mRep);
        }
}

void ViewWrapper3D::showManualToolSlot(bool visible)
{
        settings()->setValue("showManualTool", visible);
}

void ViewWrapper3D::showOrientationSlot(bool visible)
{
        settings()->setValue("View/showOrientationAnnotation", visible);
        this->updateView();
}

void ViewWrapper3D::resetCameraActionSlot()
{
        mView->getRenderer()->ResetCamera();
        //Update eye angle after camera is reset
        this->setStereoEyeAngle(settings()->value("View3D/eyeAngle").toDouble());
}

NavigationPtr ViewWrapper3D::getNavigation()
{
        CameraControlPtr camera3D(new CameraControl());
        camera3D->setView(mView);

        return NavigationPtr(new Navigation(mServices, camera3D));
}

void ViewWrapper3D::centerImageActionSlot()
{
        NavigationPtr nav = this->getNavigation();
        nav->centerToDataInViewGroup(mGroupData, DataViewProperties::create3D());
}

void ViewWrapper3D::centerToolActionSlot()
{
        NavigationPtr nav = this->getNavigation();
        nav->centerToTooltip();
}

void ViewWrapper3D::showSlicePlanesActionSlot(bool checked)
{
        if (!mSlicePlanes3DRep)
                return;
        mSlicePlanes3DRep->getProxy()->setVisible(checked);
        settings()->setValue("showSlicePlanes", checked);
}

void ViewWrapper3D::fillSlicePlanesActionSlot(bool checked)
{
        if (!mSlicePlanes3DRep)
                return;
        mSlicePlanes3DRep->getProxy()->setDrawPlanes(checked);
}

void ViewWrapper3D::dataViewPropertiesChangedSlot(QString uid)
{
        DataPtr data = mServices->patient()->getData(uid);
        DataViewProperties properties = mGroupData->getProperties(uid);

        if (properties.hasVolume3D())
                this->addVolumeDataRep(data);
        else
                this->removeVolumeDataRep(uid);

        this->updateSlices();

        this->updateView();
}

void ViewWrapper3D::addVolumeDataRep(DataPtr data)
{
        if (!data)
                return;
        ImagePtr image = boost::dynamic_pointer_cast<Image>(data);
        if (image)
        {
                mMultiVolume3DRepProducer->addImage(image);
        }
        else
        {
                if (!mDataReps.count(data->getUid()))
                {
                        RepPtr rep = this->createDataRep3D(data);
                        if (rep)
                        {
                                mDataReps[data->getUid()] = rep;
                                mView->addRep(rep);
                        }
                }
        }
}

void ViewWrapper3D::removeVolumeDataRep(QString uid)
{
        mMultiVolume3DRepProducer->removeImage(uid);
        if (mDataReps.count(uid))
        {
                mView->removeRep(mDataReps[uid]);
                mDataReps.erase(uid);
        }
}

RepPtr ViewWrapper3D::createDataRep3D(DataPtr data)
{
        if (boost::dynamic_pointer_cast<Mesh>(data))
        {
                GeometricRepPtr rep = GeometricRep::New();
                rep->setMesh(boost::dynamic_pointer_cast<Mesh>(data));
                return rep;
        }
        else if (boost::dynamic_pointer_cast<TrackedStream>(data))
        {
                TrackedStreamPtr trackedStream = boost::dynamic_pointer_cast<TrackedStream>(data);
                return this->createTrackedStreamRep(trackedStream);
        }
    else
    {
                DataMetricRepPtr rep = this->createDataMetricRep3D(data);
                if (rep)
                        return rep;
    }

    return RepPtr();
}

RepPtr ViewWrapper3D::createTrackedStreamRep(TrackedStreamPtr trackedStream)
{
        if(!trackedStream->hasVideo())
        {
                connect(trackedStream.get(), &TrackedStream::streamChanged, this, &ViewWrapper3D::dataViewPropertiesChangedSlot);
                return RepPtr();
        }
        else
                disconnect(trackedStream.get(), &TrackedStream::streamChanged, this, &ViewWrapper3D::dataViewPropertiesChangedSlot);
        if(trackedStream->is3D())
        {
                StreamRep3DPtr rep = StreamRep3D::New(mServices->spaceProvider(), mServices->patient());
                rep->setTrackedStream(trackedStream);
                return rep;
        }
        else if (trackedStream->is2D())
        {
                Stream2DRep3DPtr rep = Stream2DRep3D::New(mServices->spaceProvider());
                rep->setTrackedStream(trackedStream);
                return rep;
        }
        else
        {
                reportWarning("ViewWrapper3D::createDataRep3D. TrackedStream is not 2D or 3D");
                return RepPtr();
        }
}

DataMetricRepPtr ViewWrapper3D::createDataMetricRep3D(DataPtr data)
{
    DataMetricRepPtr rep;

    if (boost::dynamic_pointer_cast<PointMetric>(data))
                rep = PointMetricRep::New();
    else if (boost::dynamic_pointer_cast<FrameMetric>(data))
                rep = FrameMetricRep::New();
        else if (boost::dynamic_pointer_cast<ToolMetric>(data))
                rep = ToolMetricRep::New();
        else if (boost::dynamic_pointer_cast<DistanceMetric>(data))
                rep = DistanceMetricRep::New();
    else if (boost::dynamic_pointer_cast<AngleMetric>(data))
                rep = AngleMetricRep::New();
    else if (boost::dynamic_pointer_cast<PlaneMetric>(data))
                rep = PlaneMetricRep::New();
        else if (boost::dynamic_pointer_cast<DonutMetric>(data))
                rep = DonutMetricRep::New();
        else if (boost::dynamic_pointer_cast<SphereMetric>(data))
                rep = SphereMetricRep::New();

    if (rep)
    {
        this->readDataRepSettings(rep);
        rep->setDataMetric(boost::dynamic_pointer_cast<DataMetric>(data));
    }
    return rep;
}

void ViewWrapper3D::readDataRepSettings(RepPtr rep)
{
        DataMetricRepPtr val = boost::dynamic_pointer_cast<DataMetricRep>(rep);
        if (!val)
                return;

        val->setGraphicsSize(settings()->value("View3D/sphereRadius").toDouble());
        val->setShowLabel(settings()->value("View/showLabels").toBool());
        val->setLabelSize(settings()->value("View3D/labelSize").toDouble());
        val->setShowAnnotation(!settings()->value("View/showMetricNamesInCorner").toBool());
}

void ViewWrapper3D::updateView()
{
        QString text;
        bool show = settings()->value("View/showDataText").value<bool>();

        if (show)
        {
                text = this->getAllDataNames(DataViewProperties::create3D()).join("\n");
        }
        mDataNameText->setText(0, text);
        mDataNameText->setFontSize(std::max(12, 22 - 2 * text.size()));

        this->updateMetricNamesRep();

        mAnnotationMarker->setVisible(settings()->value("View/showOrientationAnnotation").value<bool>());
}

void ViewWrapper3D::activeImageChangedSlot(QString uid)
{
        if(!mGroupData)
                return;
        ImagePtr image = mServices->patient()->getData<Image>(uid);

        // only show landmarks belonging to image visible in this view:
        std::vector<ImagePtr> images = mGroupData->getImages(DataViewProperties::create3D());
        if (!std::count(images.begin(), images.end(), image))
                image.reset();
}

void ViewWrapper3D::showRefToolSlot(bool checked)
{
        ToolPtr refTool = mServices->tracking()->getReferenceTool();
        if (!refTool)
                return;
        ToolRep3DPtr refRep = RepContainer(mView->getReps()).findFirst<ToolRep3D>(refTool);
        if (!refRep)
        {
                refRep = ToolRep3D::New(mServices->spaceProvider(), refTool->getUid() + "_rep3d_" + this->mView->getUid());
                refRep->setTool(refTool);
        }

        if (checked) //should show
                mView->addRep(refRep);
        else
                //should not show
                mView->removeRep(refRep);
}


void ViewWrapper3D::updateSlices()
{
#ifndef CX_VTK_OPENGL2
        if (mSlices3DRep)
                mView->removeRep(mSlices3DRep);
#endif

        if (!mGroupData)
                return;

        std::vector<ImagePtr> images = mGroupData->getImages(DataViewProperties::createSlice3D());
//      std::vector<ImagePtr> images = mGroupData->get3DSliceImages();
        if (images.empty())
                return;

        std::vector<PLANE_TYPE> planes = mGroupData->getSliceDefinitions().get();
        if (planes.empty())
                return;
#ifndef CX_VTK_OPENGL2
        mSlices3DRep = Slices3DRep::New("MultiSliceRep_" + mView->getName());
        for (unsigned i=0; i<planes.size(); ++i)
                mSlices3DRep->addPlane(planes[i], mServices->patient());
        mSlices3DRep->setShaderPath(DataLocations::findConfigFolder("/shaders"));
        mSlices3DRep->setImages(images);
        mSlices3DRep->setTool(mServices->tracking()->getActiveTool());
        mView->addRep(mSlices3DRep);
#endif
}

ViewPtr ViewWrapper3D::getView()
{
        return mView;
}

void ViewWrapper3D::activeToolChangedSlot()
{
        ToolPtr activeTool = mServices->tracking()->getActiveTool();
        mPickerRep->setTool(activeTool);
#ifndef CX_VTK_OPENGL2
        if (mSlices3DRep)
                mSlices3DRep->setTool(activeTool);
#endif
}

void ViewWrapper3D::toolsAvailableSlot()
{
        std::vector<ToolRep3DPtr> reps = RepContainer::findReps<ToolRep3D>(mView->getReps());

        TrackingService::ToolMap tools = mServices->tracking()->getTools();
        TrackingService::ToolMap::iterator iter;
        for (iter = tools.begin(); iter != tools.end(); ++iter)
        {
                ToolPtr tool = iter->second;
                if (tool->hasType(Tool::TOOL_REFERENCE))
                        continue;

                ToolRep3DPtr toolRep = RepContainer(mView->getReps()).findFirst<ToolRep3D>(tool);

                std::vector<ToolRep3DPtr>::iterator oldRep = std::find(reps.begin(), reps.end(), toolRep);
                if (oldRep!=reps.end())
                        reps.erase(oldRep);

                if (tool->hasType(Tool::TOOL_MANUAL) && !settings()->value("showManualTool").toBool())
                {
                        if (toolRep)
                                mView->removeRep(toolRep);
                        continue;
                }
                //    mManualTool->setVisible(settings()->value("showManualTool").toBool());

                if (!toolRep)
                {
                        toolRep = ToolRep3D::New(mServices->spaceProvider(), tool->getUid() + "_rep3d_" + this->mView->getUid());
                        if (settings()->value("showToolPath").toBool())
                                toolRep->getTracer()->start();
                }

                toolRep->setSphereRadius(settings()->value("View3D/sphereRadius").toDouble()); // use fraction of set size
                toolRep->setSphereRadiusInNormalizedViewport(true);

                toolRep->setTool(tool);
                toolRep->setOffsetPointVisibleAtZeroOffset(true);
                mView->addRep(toolRep);
        }

        // remove reps for tools no longer present
        for (unsigned i=0; i<reps.size(); ++i)
        {
                mView->removeRep(reps[i]);
        }
}

void ViewWrapper3D::optionChangedSlot()
{
        ViewGroupData::Options options = mGroupData->getOptions();

        this->showLandmarks(options.mShowLandmarks);
        this->showPointPickerProbe(options.mShowPointPickerProbe);
        mPickerRep->setGlyph(options.mPickerGlyph);

        this->updateSlices();
}

void ViewWrapper3D::showLandmarks(bool on)
{
        if (mLandmarkRep->isConnectedToView(mView) == on)
                return;

        if (on)
        {
                mView->addRep(mLandmarkRep);
        }
        else
        {
                mView->removeRep(mLandmarkRep);
        }
}

void ViewWrapper3D::showPointPickerProbe(bool on)
{
        mPickerRep->setEnabled(on);
}

void ViewWrapper3D::setSlicePlanesProxy(SlicePlanesProxyPtr proxy)
{
        mSlicePlanes3DRep = SlicePlanes3DRep::New("uid");
        mSlicePlanes3DRep->setProxy(proxy);
        mSlicePlanes3DRep->setDynamicLabelSize(true);
        bool show = settings()->value("showSlicePlanes").toBool();
        mSlicePlanes3DRep->getProxy()->setVisible(show); // init with default value

        mView->addRep(mSlicePlanes3DRep);
}

void ViewWrapper3D::setStereoType(int /*STEREOTYPE*/type)
{
        switch (type)
        //STEREOTYPE
        {
        case stFRAME_SEQUENTIAL:
                mView->getRenderWindow()->SetStereoTypeToCrystalEyes();
                break;
        case stINTERLACED:
                mView->getRenderWindow()->SetStereoTypeToInterlaced();
                break;
        case stDRESDEN:
                mView->getRenderWindow()->SetStereoTypeToDresden();
                break;
        case stRED_BLUE:
                mView->getRenderWindow()->SetStereoTypeToRedBlue();
                break;
        }
}

void ViewWrapper3D::globalConfigurationFileChangedSlot(QString key)
{
        if (key == "View3D/stereoType")
        {
                this->setStereoType(settings()->value("View3D/stereoType").toInt());
        }
        else if (key == "View3D/eyeAngle")
        {
                this->setStereoEyeAngle(settings()->value("View3D/eyeAngle").toDouble());
        }
}

void ViewWrapper3D::setStereoEyeAngle(double angle)
{
        mView->getRenderer()->GetActiveCamera()->SetEyeAngle(angle);
}

void ViewWrapper3D::setTranslucentRenderingToDepthPeeling(bool setDepthPeeling)
{
        bool success = true;
        if(setDepthPeeling)
        {

                //IsDepthPeelingSupported function don't seem to work on OSX (error messages or seg. fault)
#ifndef __APPLE__
                if (!IsDepthPeelingSupported(mView->getRenderWindow(), mView->getRenderer(), true))
                {
                        reportWarning("GPU do not support depth peeling. Rendering of translucent surfaces is not supported");
                        success = false;
                }
#endif
                if (success && !SetupEnvironmentForDepthPeeling(mView->getRenderWindow(), mView->getRenderer(), 100, 0.1))
                {
                        reportWarning("Error setting depth peeling");
                        success = false;
                }
                else
                {
                        report("Set GPU depth peeling");
                }
                if(!success)
                  settings()->setValue("View3D/depthPeeling", false);
        } else
        {
                TurnOffDepthPeeling(mView->getRenderWindow(), mView->getRenderer());
//              if (TurnOffDepthPeeling(mView->getRenderWindow(), mView->getRenderer()))
//                      report("Depth peeling turned off");
        }
}

//------------------------------------------------------------------------------
}