import { ElementRef } from '@angular/core';
import * as i0 from "@angular/core";
export declare class StretchDirective {
    private elementRef;
    get width(): string;
    get minWidth(): string;
    get height(): string;
    get minHeight(): string;
    constructor(elementRef: ElementRef);
    static ɵfac: i0.ɵɵFactoryDeclaration<StretchDirective, never>;
    static ɵdir: i0.ɵɵDirectiveDeclaration<StretchDirective, "[airStretch], [airStretchX], [airStretchY], [airStretchForcibly], [airStretchForciblyX], [airStretchForciblyY]", never, {}, {}, never>;
}