@interface _MKJunctionElement : NSObject @property (nonatomic) struct CGPoint { double x; double y; } leftBasePoint; @property (nonatomic) struct CGPoint { double x; double y; } rightBasePoint; @property (nonatomic) double angle; - (id)description; - (struct CGPoint { double x0; double x1; })leftEdgePointAtDistanceFromBase:(double)a0; - (struct CGPoint { double x0; double x1; })rightEdgePointAtDistanceFromBase:(double)a0; @end