import { ElementRef } from '@angular/core';
import * as i0 from "@angular/core";
export interface VirtualListItem {
    id: string | number;
    [key: string]: unknown;
}
export interface VirtualListItemClickEvent<T> {
    item: T;
    index: number;
}
export declare class VirtualListComponent<T extends VirtualListItem = VirtualListItem> {
    scrollContainer: ElementRef<HTMLDivElement>;
    items: import("@angular/core").InputSignal<T[]>;
    itemHeight: import("@angular/core").InputSignal<number>;
    containerHeight: import("@angular/core").InputSignal<number>;
    overscan: import("@angular/core").InputSignal<number>;
    striped: import("@angular/core").InputSignal<boolean>;
    showCount: import("@angular/core").InputSignal<boolean>;
    emptyText: import("@angular/core").InputSignal<string>;
    labelKey: import("@angular/core").InputSignal<string>;
    renderTemplate: import("@angular/core").InputSignal<import("@angular/core").TemplateRef<{
        $implicit: T;
        index: number;
    }> | null>;
    itemClick: import("@angular/core").OutputEmitterRef<VirtualListItemClickEvent<T>>;
    private scrollTop;
    selectedIndex: import("@angular/core").WritableSignal<number>;
    totalHeight: import("@angular/core").Signal<number>;
    startIndex: import("@angular/core").Signal<number>;
    endIndex: import("@angular/core").Signal<number>;
    visibleItems: import("@angular/core").Signal<{
        item: T;
        index: number;
    }[]>;
    offsetY: import("@angular/core").Signal<number>;
    onScroll(): void;
    handleItemClick(item: T, index: number): void;
    getLabel(item: T): string;
    static ɵfac: i0.ɵɵFactoryDeclaration<VirtualListComponent<any>, never>;
    static ɵcmp: i0.ɵɵComponentDeclaration<VirtualListComponent<any>, "ngx-virtual-list", never, { "items": { "alias": "items"; "required": false; "isSignal": true; }; "itemHeight": { "alias": "itemHeight"; "required": false; "isSignal": true; }; "containerHeight": { "alias": "containerHeight"; "required": false; "isSignal": true; }; "overscan": { "alias": "overscan"; "required": false; "isSignal": true; }; "striped": { "alias": "striped"; "required": false; "isSignal": true; }; "showCount": { "alias": "showCount"; "required": false; "isSignal": true; }; "emptyText": { "alias": "emptyText"; "required": false; "isSignal": true; }; "labelKey": { "alias": "labelKey"; "required": false; "isSignal": true; }; "renderTemplate": { "alias": "renderTemplate"; "required": false; "isSignal": true; }; }, { "itemClick": "itemClick"; }, never, never, true, never>;
}