export declare const getEuclideanDistance: ({ xDistance, yDistance, }: {
    xDistance: number;
    yDistance: number;
}) => number;
export declare const manhattan: ({ xDistance, yDistance, }: {
    xDistance: number;
    yDistance: number;
}) => number;
export declare const manhattanWeighted: ({ xDistance, yDistance, event, }: {
    xDistance: number;
    yDistance: number;
    event: KeyboardEvent;
}) => number | undefined;