import LayerWmsExternal from './layerwmsexternal.js';
import LayerWmtsExternal from './layerwmtsexternal.js';
import ThemeLayer from './themelayer.js';
export default class ThemeLayerExternal extends ThemeLayer {
    private static nextAvailableThemeId;
    constructor(name?: string);
    children: (LayerWmtsExternal | LayerWmsExternal)[];
}