import { OnChanges, ElementRef, Renderer2 } from '@angular/core';
export declare class HighlightDirective implements OnChanges {
    private elRef;
    private renderer;
    private value;
    pHighlight: string;
    class: string;
    hide: boolean;
    hideWhenNull: boolean;
    hideClass: string;
    constructor(elRef: ElementRef, renderer: Renderer2);
    private setHighlight;
    ngOnChanges(): void;
}