import { InternalConstructorTag } from "../../utils/InternalConstructorTag";
import { Sublayer } from "../unions";
import { ChildrenCollection } from "./ChildrenCollection";
import { GET_RAW_SUBLAYERS } from "./internals";
import { LayerRetrievalOptions, RecursiveRetrievalOptions } from "./LayerRetrievalOptions";
import { SublayerBaseType } from "./SublayerBaseType";
/**
 * Contains the sublayers that belong to a {@link Layer} or {@link Sublayer}.
 *
 * @group Layer Utilities
 */
export declare class SublayersCollection<SublayerType extends SublayerBaseType> implements ChildrenCollection<SublayerType> {
    #private;
    /** @internal */
    constructor(sublayers: SublayerType[], tag: InternalConstructorTag);
    destroy(): void;
    getItems(options?: LayerRetrievalOptions): SublayerType[];
    /**
     * Returns the child sublayers in this collection.
     */
    getSublayers(options?: LayerRetrievalOptions | undefined): SublayerType[];
    /**
     * Returns a list of all layers in the collection, including all children (recursively).
     *
     * > Note: This includes base layers by default (see `options.filter`).
     * > Use the `"base"` or `"operational"` short hand values to filter by base layer or operational layers.
     * >
     * > If the collection contains many, deeply nested sublayers, this function could potentially be expensive.
     */
    getRecursiveLayers(options?: RecursiveRetrievalOptions): Sublayer[];
    /**
     * Returns a reference to the internal sublayers array.
     *
     * NOTE: Do not modify directly!
     *
     * @internal
     */
    [GET_RAW_SUBLAYERS](): SublayerType[];
}