import { EventEmitter } from '../../stencil-public-runtime';
import type { VMapErrorDetail } from '../../utils/events';
import type { VMapErrorHost } from '../../layer/v-map-layer-helper';
/**
 * OGC WMS Layer
 */
export declare class VMapLayerWms implements VMapErrorHost {
    el: HTMLElement;
    /** Current load state of the layer. */
    loadState: 'idle' | 'loading' | 'ready' | 'error';
    /**
     * Basis-URL des WMS-Dienstes (GetMap-Endpunkt ohne Query-Parameter).
     */
    url: string;
    /**
     * Kommagetrennte Layer-Namen (z. B. "topp:states").
     */
    layers: string;
    /**
     * WMS-`STYLES` Parameter (kommagetrennt).
     * @default ""
     */
    styles?: string;
    /**
     * Bildformat des GetMap-Requests.
     * @default "image/png"
     */
    format: string;
    /**
     * Transparente Kacheln anfordern.
     * @default true
     */
    transparent: boolean;
    /**
     * Tiled/geslicete Requests verwenden (falls Server unterstützt).
     * @default true
     */
    tiled: boolean;
    /**
     * Sichtbarkeit des WMS-Layers.
     * @default true
     */
    visible: boolean;
    /**
     * Globale Opazität des WMS-Layers (0–1).
     * @default 1
     */
    opacity: number;
    /**
     * Z-index for layer stacking order. Higher values render on top.
     */
    zIndex: number;
    /**
     * Signalisiert, dass der WMS-Layer bereit ist.
     * @event ready
     */
    ready: EventEmitter<void>;
    private hasLoadedOnce;
    private helper;
    setLoadState(state: 'idle' | 'loading' | 'ready' | 'error'): void;
    /** Returns the last error detail, if any. */
    getError(): Promise<VMapErrorDetail | undefined>;
    onVisibleChanged(): Promise<void>;
    onOpacityChanged(): Promise<void>;
    onZIndexChanged(): Promise<void>;
    onUrlChanged(oldValue: string, newValue: string): Promise<void>;
    onLayersChanged(oldValue: string, newValue: string): Promise<void>;
    onStylesChanged(oldValue: string, newValue: string): Promise<void>;
    private updateLayer;
    connectedCallback(): Promise<void>;
    componentWillLoad(): Promise<void>;
    componentDidLoad(): Promise<void>;
    disconnectedCallback(): Promise<void>;
    private createLayerConfig;
    render(): void;
}