iOS & macOS Charting Documentation - SciChart iOS & macOS Charts SDK v4.x

SCIVerticalLineAnnotation

@interface SCIVerticalLineAnnotation : SCILineAnnotationWithLabelsBase

Defines a read-only or editable vertical line annotation, which may be placed on the chart at specific X1-coordinate

verticalAlignment
Gets or sets the vertical alignment which is used for docking this annotation instance.
Declaration
Objective-C

@property (nonatomic) SCIAlignment verticalAlignment;
Swift

var verticalAlignment: SCIAlignment { get set }