cxDistanceMetricRep.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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   may be used to endorse or promote products derived from this software 
   without specific prior written permission.

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#include "cxDistanceMetricRep.h"
#include "cxView.h"

#include <vtkVectorText.h>
#include <vtkFollower.h>
#include <vtkPolyDataMapper.h>
#include <vtkProperty.h>
#include <vtkRenderer.h>
#include <vtkCamera.h>
#include <vtkRenderWindow.h>
#include "cxTypeConversions.h"

namespace cx
{

DistanceMetricRepPtr DistanceMetricRep::New(const QString& uid)
{
        return wrap_new(new DistanceMetricRep(), uid);
}

DistanceMetricRep::DistanceMetricRep()
{
}

void DistanceMetricRep::clear()
{
    DataMetricRep::clear();
    mGraphicalLine.reset();
}

DistanceMetricPtr DistanceMetricRep::getDistanceMetric()
{
    return boost::dynamic_pointer_cast<DistanceMetric>(mMetric);
}

void DistanceMetricRep::onModifiedStartRender()
{
//      std::cout << "  changedslot" << this << std::endl;
        DistanceMetricPtr distanceMetric = this->getDistanceMetric();
        if (!distanceMetric)
                return;

        if (!mMetric->isValid())
                return;

        if (!mGraphicalLine && this->getView())
        {
                mGraphicalLine.reset(new GraphicalLine3D(this->getRenderer()));
        }

        if (mGraphicalLine)
        {
                mGraphicalLine->setColor(mMetric->getColor());
                std::vector<Vector3D> p = distanceMetric->getEndpoints();
                mGraphicalLine->setValue(p[0], p[1]);
                mGraphicalLine->setStipple(0xF0FF);
        }

        this->drawText();
}


}