/**
 * Round `value * pixelRatio` to a whole device pixel, nudging exact half-pixel ties up so tiny
 * floating-point jitter near a `.5` boundary does not flip the result ±1px across recomputations.
 */
export declare function deviceDimension(pixelRatio: number, value: number): number;
export declare function align(pixelRatio: number, start: number, length?: number): number;
export declare function alignBefore(pixelRatio: number, value: number): number;
export declare function alignAfter(pixelRatio: number, value: number): number;