void Square::processInteraction( ::scene2D::data::Event::sptr _event )
{
SLM_TRACE_FUNC();
if ( _event->getType() == ::scene2D::data::Event::MouseButtonPress && _event->getButton() == ::scene2D::data::Event::LeftButton )
{
if ( this->coordViewIsInItem( _event->getCoord(), m_rec ) )
{
SLM_TRACE("Point is captured");
m_pointIsCaptured = true;
m_oldCoord = this->coordViewToCoordItem( _event->getCoord(), m_rec );
m_rec->setBrush( Qt::yellow );
_event->setAccepted(true);
}
}
else if ( m_pointIsCaptured && _event->getType() == ::scene2D::data::Event::MouseMove )
{
::scene2D::data::Coord newCoord = this->coordViewToCoordItem( _event->getCoord(), m_rec );
m_rec->moveBy( newCoord.getX() - m_oldCoord.getX(), newCoord.getY() - m_oldCoord.getY() );
m_oldCoord = newCoord;
_event->setAccepted(true);
}
else if ( m_pointIsCaptured && _event->getType() == ::scene2D::data::Event::MouseButtonRelease )
{
m_rec->setBrush( m_color );
m_pointIsCaptured = false;
_event->setAccepted(true);
}
}
void CurvedHistogram::processInteraction( ::scene2D::data::Event::sptr _event)
{
SLM_TRACE_FUNC();
bool updatePointedPos = false;
// Vertical scaling
if( _event->getType() == ::scene2D::data::Event::MouseWheelUp )
{
m_scale *= SCALE;
m_layer->setTransform(QTransform::fromScale(1, SCALE), true);
updatePointedPos = true;
}
else if( _event->getType() == ::scene2D::data::Event::MouseWheelDown )
{
m_scale /= SCALE;
m_layer->setTransform(QTransform::fromScale(1, 1 / SCALE), true);
updatePointedPos = true;
}
else if( _event->getType() == ::scene2D::data::Event::MouseMove )
{
updatePointedPos = true;
}
if( !m_histogramPointUID.empty() )
{
updateCurrentPoint( _event );
}
}
void HistogramCursor::processInteraction( ::scene2D::data::Event::sptr _event )
{
SLM_TRACE_FUNC();
this->initializeViewSize();
this->initializeViewportSize();
if( _event->getType() == ::scene2D::data::Event::MouseMove )
{
m_coord = _event->getCoord();
}
doUpdate();
}
void CurvedHistogram::updateCurrentPoint( ::scene2D::data::Event::sptr _event )
{
SLM_TRACE_FUNC();
SLM_ASSERT("m_histogramPointUID must be defined in order to update the related ::fwData::Point data.",
!m_histogramPointUID.empty());
::fwData::Histogram::sptr histogram = this->getObject< ::fwData::Histogram>();
::fwData::Histogram::fwHistogramValues values = histogram->getValues();
const float histogramMinValue = histogram->getMinValue();
const float histogramBinsWidth = histogram->getBinsWidth();
// Event coordinates in scene
::scene2D::data::Coord sceneCoord = this->getScene2DRender()->mapToScene( _event->getCoord() );
const int histIndex = (int) sceneCoord.getX();
const int index = histIndex - histogramMinValue;
const int nbValues = (int)values.size() * histogramBinsWidth;
if(index >= 0 && index < nbValues && m_positionsToPathLength.find( histIndex ) != m_positionsToPathLength.end())
{
double key = m_positionsToPathLength[ histIndex ];
const double percent = m_painterPath->percentAtLength( key );
QPointF qPoint = m_painterPath->pointAtPercent( percent );
::fwData::Point::sptr point =
::fwData::Point::dynamicCast( ::fwTools::fwID::getObject( m_histogramPointUID ) );
SLM_ASSERT("m_histogramPointUID can't be null here.", point);
point->getRefCoord()[0] = sceneCoord.getX();
point->getRefCoord()[1] = qPoint.y() * m_scale;
}
}
void Axis::processInteraction( ::scene2D::data::Event::sptr _event)
{
if( _event->getType() == ::scene2D::data::Event::Resize)
{
doUpdate();
}
}
void Histogram::updateCurrentPoint( ::scene2D::data::Event::sptr _event )
{
SLM_TRACE_FUNC();
SLM_ASSERT("m_histogramPointUID must be defined in order to update the related ::fwData::Point data.",
!m_histogramPointUID.empty());
::fwData::Histogram::sptr histogram = this->getObject< ::fwData::Histogram>();
::fwData::Histogram::fwHistogramValues values = histogram->getValues();
const float histogramMinValue = histogram->getMinValue();
const float histogramBinsWidth = histogram->getBinsWidth();
// Event coordinates in scene
::scene2D::data::Coord sceneCoord = this->getScene2DRender()->mapToScene( _event->getCoord() );
const int histIndex = (int) sceneCoord.getX();
const int index = histIndex - histogramMinValue;
const int nbValues = (int)values.size() * histogramBinsWidth;
if(index >= 0 && index < nbValues)
{
::fwData::Point::sptr point =
::fwData::Point::dynamicCast( ::fwTools::fwID::getObject( m_histogramPointUID ) );
SLM_ASSERT("m_histogramPointUID can't be null here.", point);
point->getRefCoord()[0] = sceneCoord.getX();
point->getRefCoord()[1] = values.at( index / histogramBinsWidth ) * m_scale;
}
}
void Histogram::processInteraction( ::scene2D::data::Event::sptr _event)
{
SLM_TRACE_FUNC();
bool updatePointedPos = false;
// Vertical scaling
if( _event->getType() == ::scene2D::data::Event::MouseWheelUp )
{
m_scale *= SCALE;
m_layer->scale(1, SCALE);
//_event->setAccepted( true );
m_yAxis->setScale( m_scale );
updatePointedPos = true;
}
else if( _event->getType() == ::scene2D::data::Event::MouseWheelDown )
{
m_scale /= SCALE;
m_layer->scale(1, 1 / SCALE);
//_event->setAccepted( true );
m_yAxis->setScale( m_scale );
updatePointedPos = true;
}
else if( _event->getType() == ::scene2D::data::Event::MouseMove )
{
updatePointedPos = true;
}
if( !m_histogramPointUID.empty() && updatePointedPos )
{
updateCurrentPoint( _event );
}
}