import { type GroupLayer } from "./GroupLayer";
import { type SimpleLayer } from "./SimpleLayer";
import { type WMSSublayer } from "./wms/WMSSublayer";
import { type WMSLayer } from "./WMSLayer";
import { type WMTSLayer } from "./WMTSLayer";
/**
 * Supported layer type identifiers.
 *
 * NOTE: More layer types may be added in future versions.
 *
 * @group Layers
 */
export type LayerTypes = "simple" | "wms" | "wmts" | "group";
/**
 * Supported sublayer type identifiers.
 *
 * NOTE: More sublayer types may be added in future versions.
 *
 * @group Layers
 */
export type SublayerTypes = "wms-sublayer";
/**
 * Supported layer type identifiers for both operational layers and sublayers.
 *
 * @group Layers
 */
export type AnyLayerTypes = LayerTypes | SublayerTypes;
/**
 * Union type for all layers (extending {@link LayerBaseType}).
 *
 * NOTE: More layer implementations may be added in future versions.
 *
 * @group Layers
 */
export type Layer = SimpleLayer | WMSLayer | WMTSLayer | GroupLayer;
/**
 * Union type for all sublayers (extending {@link SublayerBaseType}.
 *
 * NOTE: More sublayer implementations may be added in future versions.
 *
 * @group Layers
 */
export type Sublayer = WMSSublayer;
/**
 * Union for all types of layers
 *
 * @group Layers
 */
export type AnyLayer = Layer | Sublayer;
/**
 * Type guard for checking if the layer is a {@link Sublayer}.
 *
 * @group Layers
 */
export declare function isSublayer(layer: AnyLayer): layer is Sublayer;
/**
 * Type guard for checking if the layer is a {@link Layer} (and not a {@link Sublayer}).
 *
 * @group Layers
 */
export declare function isLayer(layer: AnyLayer): layer is Layer;