import type Layer from "@arcgis/core/layers/Layer";
import type OpenStreetMapLayer from "@arcgis/core/layers/OpenStreetMapLayer";
import type { Schema } from "../data/Schema.js";
import type { OpenStreetMapLayerJson } from "../json/OpenStreetMapLayerJson.js";
import type { PropertyDefs } from "../support/Serializable.js";
import type { LayerExtensionProperties, LayerProperties } from "./_LayerExtension.js";
import { LayerExtension } from "./_LayerExtension.js";
/**
 * Properties that can be passed into the constructor for
 * {@link OpenStreetMapLayerExtension}.
 */
export interface OpenStreetMapLayerExtensionProperties extends LayerExtensionProperties {
    /**
     * The OpenStreetMapLayer object being extended.
     */
    layer?: OpenStreetMapLayer | (OpenStreetMapLayerJson & LayerProperties);
}
/**
 * Extends the capabilities of an Esri OpenStreetMapLayer object.
 */
export declare class OpenStreetMapLayerExtension extends LayerExtension<OpenStreetMapLayerExtensionProperties> {
    get layer(): OpenStreetMapLayer;
    protected _getSerializableProperties(): PropertyDefs<OpenStreetMapLayerExtensionProperties>;
    /**
     * @inheritDoc
     */
    protected _isSupportedLayer(layer: Layer): boolean;
    protected _createSchema(): Schema;
}
