arrow
fun arrow(angle: Number? = null, length: Number? = null, ends: String? = null, type: String? = null): Map<String, Any>
Describes arrows to add to a line.
Parameters
angle
The angle of the arrow head in degrees (smaller numbers produce narrower, pointer arrows). Essentially describes the width of the arrow head.
length
The length of the arrow head (px).
ends
Indicating which ends of the line to draw arrow heads: ("last", "first", "both").
type
Indicating whether the arrow head should be a closed triangle: ("open", "closed").