Label-emission helpers for buildDrawing. Phase 1 of
the labelling system surfaces room-name labels placed inside
each space's projected fill polygon at its pole of
inaccessibility; future phases add object tags with leader
lines, dimension strings, grid bubbles, and level markers.
Label-emission helpers for buildDrawing. Phase 1 of the labelling system surfaces room-name labels placed inside each space's projected fill polygon at its pole of inaccessibility; future phases add object tags with leader lines, dimension strings, grid bubbles, and level markers.