@Override
protected PictogramElement addGraphicalRepresentation(IAreaContext context, Object newObject) {
// create a new AddContext and copy our ID into it.
IAddContext addContext = new AddContext(context, newObject);
setId(addContext, getId());
// create the PE and copy our ID into its properties.
PictogramElement pe = getFeatureProvider().addIfPossible(addContext);
Graphiti.getPeService().setPropertyValue(pe,CUSTOM_TASK_ID,id);