LabelAnchor:
| "top"
| "center-top"
| "top-left"
| "center-top-left"
| "top-right"
| "center-top-right"
| "left"
| "center-left"
| "right"
| "center-right"
| "center"
| "manual"
| "bottom-right"
| "center-bottom-right"
| "bottom-left"
| "center-bottom-left"
| "bottom"
| "center-bottom"