[in] A point array that specifies the points of the surface indication leader and the primary leader. The first and second elements in the array are the start and end points of the surface indication leader, respectively. The middle point of the surface indication leader's landing is the start point of the primary leader. The third element and beyond define the leader segments of the primary leader.
Returns
Acm::eOk if the leader is added successfully, Acm::eNotSupported if the symbol does not support a surface indication leader, or an appropriate error code otherwise.