cxAxisConnector.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 "cxAxisConnector.h"

#include "cxPointMetric.h"
#include "cxAxesRep.h"
#include "cxTool.h"
#include "cxSpaceListener.h"
#include "cxSpaceProvider.h"

namespace cx
{

AxisConnector::AxisConnector(CoordinateSystem space, SpaceProviderPtr spaceProvider)
{
        mSpaceProvider = spaceProvider;
        mListener = mSpaceProvider->createListener();
        mListener->setSpace(space);
        connect(mListener.get(), SIGNAL(changed()), this, SLOT(changedSlot()));

        mRep = AxesRep::New(space.toString() + "_axis");
        mRep->setCaption(space.toString(), Vector3D(1, 0, 0));
        mRep->setShowAxesLabels(false);
        mRep->setFontSize(0.08);
        mRep->setAxisLength(0.03);
        this->changedSlot();
}

void AxisConnector::mergeWith(SpaceListenerPtr base)
{
        mBase = base;
        connect(mBase.get(), SIGNAL(changed()), this, SLOT(changedSlot()));
        this->changedSlot();
}

void AxisConnector::connectTo(ToolPtr tool)
{
        mTool = tool;
        connect(mTool.get(), SIGNAL(toolVisible(bool)), this, SLOT(changedSlot()));
        this->changedSlot();
}

void AxisConnector::changedSlot()
{
        Transform3D  rMs = mSpaceProvider->get_toMfrom(mListener->getSpace(), CoordinateSystem(csREF));
        mRep->setTransform(rMs);

        mRep->setVisible(true);

        // if connected to tool: check visibility
        if (mTool)
                mRep->setVisible(mTool->getVisible());

        // Dont show if equal to base
        if (mBase)
        {
                Transform3D rMb = mSpaceProvider->get_toMfrom(mBase->getSpace(), CoordinateSystem(csREF));
                if (similar(rMb, rMs))
                        mRep->setVisible(false);
        }

}


} // namespace cx