export interface Position {
    top: number;
    left: number;
}
export interface Size {
    height: number;
    width: number;
}
export declare type PositionSize = Position & Size;
export declare function parsePositionSize(raw: {
    top?: any;
    left?: any;
    width?: any;
    height?: any;
}): PositionSize;
export declare function centerOnParent(size: Size, parent: PositionSize): Position;