import type { _NSDimension } from "./NSDimension.js";
export declare class _NSUnitArea extends _NSDimension {
    static alloc(): _NSUnitArea;
    static new(): _NSUnitArea;
    init(): _NSUnitArea;
    /** Base unit - squareMeters */
    static squareMegameters(): _NSUnitArea;
    static squareKilometers(): _NSUnitArea;
    static squareMeters(): _NSUnitArea;
    static squareCentimeters(): _NSUnitArea;
    static squareMillimeters(): _NSUnitArea;
    static squareMicrometers(): _NSUnitArea;
    static squareNanometers(): _NSUnitArea;
    static squareInches(): _NSUnitArea;
    static squareFeet(): _NSUnitArea;
    static squareYards(): _NSUnitArea;
    static squareMiles(): _NSUnitArea;
    static acres(): _NSUnitArea;
    static ares(): _NSUnitArea;
    static hectares(): _NSUnitArea;
}
