import { EventEmitter } from '../../stencil-public-runtime';
import type { VMapErrorDetail } from '../../utils/events';
import { type VMapErrorHost } from '../../layer/v-map-layer-helper';
/**
 * Google Maps Basemap Layer
 */
export declare class VMapLayerGoogle implements VMapErrorHost {
    el: HTMLElement;
    /** Current load state of the layer. */
    loadState: 'idle' | 'loading' | 'ready' | 'error';
    /**
     * Karten-Typ: "roadmap" | "satellite" | "hybrid" | "terrain".
     * @default "roadmap"
     */
    mapType: 'roadmap' | 'satellite' | 'terrain' | 'hybrid';
    /**
     * Google Maps API-Schlüssel.
     * @example
     * <v-map-layer-google api-key="YOUR_KEY"></v-map-layer-google>
     */
    apiKey?: string;
    /**
     * Sprach-Lokalisierung (BCP-47, z. B. "de", "en-US").
     * @default "en"
     */
    language?: string;
    /**
     * Region-Bias (ccTLD/Region-Code, z. B. "DE", "US").
     * Beeinflusst Labels/Suchergebnisse.
     */
    region?: string;
    /**
     * Sichtbarkeit des Layers.
     * @default true
     */
    visible: boolean;
    /**
     * Opazität des Layers (0–1).
     * @default 1
     */
    opacity: number;
    /**
     * Scale factor for tile display.
     * @default "scaleFactor1x"
     */
    scale?: 'scaleFactor1x' | 'scaleFactor2x' | 'scaleFactor4x';
    /**
     * Maximum zoom level for the layer.
     */
    maxZoom?: number;
    /**
     * Custom styles for the Google Map (JSON array of styling objects).
     * Can be passed as JSON string or array.
     */
    styles?: Record<string, unknown>[] | string;
    /**
     * Google Maps libraries to load (comma-separated string).
     * @example "geometry,places,drawing"
     */
    libraries?: string;
    /**
     * Signalisiert, dass der Google-Layer bereit ist. `detail` enthält Metadaten.
     * @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>;
    parseStyles(newValue: Record<string, unknown>[] | string): void;
    private createLayerConfig;
    connectedCallback(): Promise<void>;
    componentWillLoad(): Promise<void>;
    componentDidLoad(): Promise<void>;
    disconnectedCallback(): Promise<void>;
    render(): void;
}