Method RemovePoint

Modules/Core/src/Interactions/mitkPointSetDataInteractor.cpp:193–240

}

void mitk::PointSetDataInteractor::RemovePoint(StateMachineAction *, InteractionEvent *interactionEvent)
{
  if (!m_IsRemovalEnabled)
    return;

  unsigned int timeStep = interactionEvent->GetSender()->GetTimeStep(GetDataNode()->GetData());
  ScalarType timeInMs = interactionEvent->GetSender()->GetTime();

  auto *positionEvent = dynamic_cast<InteractionPositionEvent *>(interactionEvent);
  if (positionEvent != nullptr)
  {
    mitk::Point3D itkPoint = positionEvent->GetPositionInWorld();

    // search the point in the list
    int position = m_PointSet->SearchPoint(itkPoint, m_SelectionAccuracy, timeStep);
    if (position >= 0) // found a point
    {
      PointSet::PointType pt = m_PointSet->GetPoint(position, timeStep);
      itkPoint[0] = pt[0];
      itkPoint[1] = pt[1];
      itkPoint[2] = pt[2];

      auto *doOp = new mitk::PointOperation(OpREMOVE, timeInMs, itkPoint, position);
      if (m_UndoEnabled) // write to UndoMechanism
      {
        auto *undoOp = new mitk::PointOperation(OpINSERT, timeInMs, itkPoint, position);
        OperationEvent *operationEvent = new OperationEvent(m_PointSet, doOp, undoOp, "Remove point");
        mitk::OperationEvent::IncCurrObjectEventId();
        m_UndoController->SetOperationEvent(operationEvent);
      }
      // execute the Operation
      m_PointSet->ExecuteOperation(doOp);

      if (!m_UndoEnabled)
        delete doOp;

      /*now select the point "position-1",
      and if it is the first in list,
      then continue at the last in list*/
      // only then a select of a point is possible!
      if (m_PointSet->GetSize(timeStep) > 0)
      {
        this->SelectPoint(m_PointSet->Begin(timeStep)->Index(), timeStep, timeInMs);
      }
    }
    RenderingManager::GetInstance()->RequestUpdateAll();
  }
}

void mitk::PointSetDataInteractor::IsClosedContour(StateMachineAction *, InteractionEvent *interactionEvent)
{