AnnotationLeaderStyle

Name	(string); Unique Identifier. Sample value: AsNeeded
MLeaderStyle	Sample value: AdskIso
LeaderUsage	(string); Can be 'Always', 'DoNotUse', 'AsNeeded', or 'Extension'. When the leader should be displayed. Sample value: AsNeeded
UseArrow	Sample value: true
LeaderConnectionPoint	(string); Can be 'AnnotationCorner', 'AnnotationMiddle', 'AnnotationCenter'. Where the leader connects on the annotation. Sample value: AnnotationCorner
LeaderConnectsTo	(string); Can be 'ComponentMiddle' or 'ComponentEnd'. Where the leader connects on the component. Sample value: ComponentMiddle
Offset	(double): Offset distance from the component. Sample value: 0
LandingEnabled	Sample value: true
LandingDistance	Sample value: 0.04 (Imperial) Sample value: 1.016 (Metric)

Default AnnotationLeaderStyle names

Name	MLeaderStyle	LeaderUsage	UseArrow	LeaderConnectionPoint	LeaderConnectsTo	Offset	LandingEnabled	LandingDistance
AsNeeded	AdskIso	AsNeeded	true	AnnotationCorner	ComponentMiddle	0	true	0.04
AsNeededNonArrowed	AdskIso	AsNeeded	false	AnnotationCorner	ComponentMiddle	0	false
Always	AdskIso	Always	true	AnnotationMiddle	ComponentMiddle	0	true	0.04
AlwaysCenter	AdskIso	Always	true	AnnotationCenter	ComponentMiddle	0	false
NoLeader	AdskIso	DoNotUse	true	AnnotationMiddle	ComponentMiddle	0	false	0.04
AlwaysNonArrowed	AdskIso	Always	false	AnnotationMiddle	ComponentMiddle	0	false
AlwaysCenterNonArrowed	AdskIso	Always	false	AnnotationCenter	ComponentMiddle	0	false
ExtensionLeader	AdskIso	Extension	true	AnnotationCorner	ComponentMiddle	0	false