textangle
textangle: number | "auto"
textposition
textposition:
| "middle"
| "top left"
| "top center"
| "top right"
| "middle left"
| "middle center"
| "middle right"
| "bottom left"
| "bottom center"
| "bottom right"
| "end"
| "start"
texttemplate
texttemplate: string
xanchor
xanchor:
| "auto"
| "left"
| "center"
| "right"
yanchor
yanchor: "top" | "middle" | "bottom"