import { ElementRef, OnChanges, SimpleChanges } from '@angular/core';
/** Makes using a font icon easier. */
export declare class IconComponent implements OnChanges {
    private elementRef;
    private _fontIcon;
    private _fontSet;
    private _previousFontIcon;
    private _previousFontSet;
    _hostClass: boolean;
    /** Name of icon within a font set. */
    fontIcon: string;
    /** Font set icon is a part of. */
    fontSet: string;
    constructor(elementRef: ElementRef, ariaHidden: string);
    ngOnChanges(changes: SimpleChanges): void;
    private _updateFontIcon;
    private _cleanupFontValue;
}