import { DCoordinateSize } from "./d-coordinate";
export declare class DBaseAuto {
    protected _isOn: boolean;
    constructor();
    get isOff(): boolean;
    get isOn(): boolean;
    toCoordinate(def: DCoordinateSize): DCoordinateSize;
    /**
     * Update the auto settings by the given size.
     *
     * @param size a size
     * @returns True if the given size is "auto".
     */
    from(size: DCoordinateSize): boolean;
}