import { ElementRef, Renderer2, OnChanges, SimpleChanges } from '@angular/core';
import * as i0 from "@angular/core";
export declare class MaterialElevationDirective implements OnChanges {
    private element;
    private renderer;
    defaultElevation: number;
    raisedElevation: number;
    constructor(element: ElementRef, renderer: Renderer2);
    ngOnChanges(_changes: SimpleChanges): void;
    onMouseEnter(): void;
    onMouseLeave(): void;
    setElevation(amount: number): void;
    static ɵfac: i0.ɵɵFactoryDeclaration<MaterialElevationDirective, never>;
    static ɵdir: i0.ɵɵDirectiveDeclaration<MaterialElevationDirective, "[appMaterialElevation]", never, { "defaultElevation": { "alias": "defaultElevation"; "required": false; }; "raisedElevation": { "alias": "raisedElevation"; "required": false; }; }, {}, never, never, false, never>;
}
//# sourceMappingURL=material-elevation.directive.d.ts.map