import { OnChanges, ElementRef, EventEmitter, ChangeDetectorRef } from '@angular/core';
export declare class IccImageComponent implements OnChanges {
    private el;
    private cdf;
    src: string;
    error: string;
    alt: string;
    changes: EventEmitter<any>;
    exceptionUrl: {
        invalid: string;
        empty: string;
    };
    url: string;
    loadUrl: string;
    observer: IntersectionObserver;
    constructor(el: ElementRef, cdf: ChangeDetectorRef);
    ngOnChanges(): void;
    updateAlt(typeStr: any): void;
    lazyLoadByObserver(): boolean;
}