Method IsHovering

Modules/Segmentation/src/Interactions/mitkContourModelInteractor.cpp:164–198

}

bool mitk::ContourModelInteractor::IsHovering(const InteractionEvent *interactionEvent)
{
  const auto *positionEvent = dynamic_cast<const InteractionPositionEvent *>(interactionEvent);
  if (!positionEvent)
    return false;

  const auto timeStep = interactionEvent->GetSender()->GetTimeStep(GetDataNode()->GetData());

  auto *contour = dynamic_cast<mitk::ContourModel *>(this->GetDataNode()->GetData());

  Point3D currentPosition = positionEvent->GetPositionInWorld();

  bool isHover = false;
  this->GetDataNode()->GetBoolProperty("contour.hovering", isHover, positionEvent->GetSender());
  if (contour->IsNearContour(currentPosition, ContourModelInteractor::eps, timeStep))
  {
    if (isHover == false)
    {
      this->GetDataNode()->SetBoolProperty("contour.hovering", true);
      mitk::RenderingManager::GetInstance()->RequestUpdate(positionEvent->GetSender()->GetRenderWindow());
    }
    //check if it would be valid to add a point.
  }
  else
  {
    if (isHover == true)
    {
      this->GetDataNode()->SetBoolProperty("contour.hovering", false);
      mitk::RenderingManager::GetInstance()->RequestUpdate(positionEvent->GetSender()->GetRenderWindow());
    }
  }
  this->m_lastMousePosition = currentPosition;

  return false;
}

void mitk::ContourModelInteractor::OnMovePoint(StateMachineAction *, InteractionEvent *interactionEvent)
{