cxDisplayTextRep.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 "cxDisplayTextRep.h"

#include <vtkRenderer.h>
#include <vtkActor2D.h>
#include <vtkTextProperty.h>
#include <vtkTextMapper.h>

#include "cxView.h"
#include "cxVtkHelperClasses.h"
#include "cxTypeConversions.h"

namespace cx
{

DisplayTextRep::DisplayTextRep():
        RepImpl("")
{
}

DisplayTextRep::~DisplayTextRep()
{

}
DisplayTextRepPtr DisplayTextRep::New(const QString& uid)
{
        return wrap_new(new DisplayTextRep(), uid);
}
void DisplayTextRep::addRepActorsToViewRenderer(ViewPtr view)
{
        for(unsigned i =0; i<mDisplayText.size(); ++i)
                mDisplayText[i]->setRenderer(view->getRenderer());
}

void DisplayTextRep::removeRepActorsFromViewRenderer(ViewPtr view)
{
        for(unsigned i =0; i<mDisplayText.size(); ++i)
                mDisplayText[i]->setRenderer(NULL);
}

TextDisplayPtr DisplayTextRep::addText(const QColor& color, const QString& text, const Vector3D& pos, int maxWidth, vtkViewport *vp)
{
//      Vector3D c = color;
        TextDisplayPtr textRep;
        textRep.reset( new TextDisplay( text, color, 20) );
        textRep->getActor()->GetPositionCoordinate()->SetCoordinateSystemToNormalizedViewport();
        textRep->setPosition(pos);
        textRep->textProperty()->SetJustificationToLeft();
        if( pos[0]>0.5 )
        {
                textRep->textProperty()->SetJustificationToRight();
        }
        textRep->textProperty()->SetVerticalJustificationToBottom();
        if (pos[1] > 0.5)
        {
                textRep->textProperty()->SetVerticalJustificationToTop();
        }

        textRep->setRenderer(this->getRenderer());

        //textRep->setCentered();
        mDisplayText.push_back( textRep );

        if (maxWidth != 0 && vp)
        {
                textRep->setMaxWidth(maxWidth, vp);
        }
        return textRep;
}

void DisplayTextRep::setText(unsigned i, const QString& text)
{
        if (i<mDisplayText.size())
                mDisplayText[i]->updateText(text);
}

void DisplayTextRep::setColor(const QColor& color )
{
        for(unsigned i =0; i<mDisplayText.size(); ++i)
        {
                mDisplayText.at(i)->textProperty()->SetColor(getColorAsVector3D(color).begin()) ;
        }

}

void DisplayTextRep::setFontSize(int size)
{
        for(unsigned i =0; i<mDisplayText.size(); ++i)
        {
                mDisplayText.at(i)->textProperty()->SetFontSize(size) ;
                if (size != mDisplayText[i]->textProperty()->GetFontSize())
                        mDisplayText.at(i)->textProperty()->SetFontSize(size) ;
        }
}

//-----------------------------------------------------------------------
}//end namespace
//-----------------------------------------------------------------------