PTArrowAnnotationOptions
@interface PTArrowAnnotationOptions : PTAnnotationOptionsAn object that contains options for arrow annotations.
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                  Whether arrow annotations point to the origin of the line. The default value of this property is NOwhich means the arrow points towards the endpoint of the line.DeclarationObjective-C @property (nonatomic) BOOL arrowPointsToOrigin;Swift var arrowPointsToOrigin: Bool { get set }
 PTArrowAnnotationOptions Class Reference
        PTArrowAnnotationOptions Class Reference