export declare class Position { left: number; top: number; constructor(left?: number, top?: number); static equals(p1: Position, p2: Position): boolean; offset(x: number, y: number): Position; clone(): Position; constrain(xmin: number, xmax: number, ymin: number, ymax: number): Position; around(x: number, y: number, xspan: number, yspan?: number): boolean; }