import { AbstractPlugin, Viewer, ExtendedPosition, Position, Size, TypedEvent } from '@photo-sphere-viewer/core';
import { Object3D, PointLight } from "three";
type HSL = {
    h: number;
    s: number;
    l: number;
};
/**
 * Configuration of a lensflare
 */
type LensflareConfig = {
    /**
     * Unique identifier of the lensflare
     */
    id: string;
    /**
     * Type of the lensflare
     * currently-supported: 0
     *
     * @default 0
     * @see LensflareType
     */
    type?: number;
    /**
     * Position of the lensflare (required but for `polygon` and `polyline`)
     */
    position?: ExtendedPosition;
    /**
     * The "hsl" color of the lensflare
     * @default [0.08, 0.2, 0.5]
     * @see https://en.wikipedia.org/wiki/HSL_and_HSV
     * @see https://www.w3schools.com/colors/colors_hsl.asp
     */
    color?: HSL;
    /**
     * Size of the lensflare (required for `image` and `imageLayer`, recommended for `html`, ignored for others)
     */
    size?: Size;
    /**
     * Applies a perspective on the image to make it look like placed on the floor or on a wall (only for `imageLayer`)
     */
    orientation?: "front" | "horizontal" | "vertical-left" | "vertical-right";
    /**
     * Configures the scale of the lensflare depending on the zoom level and/or the horizontal offset (ignored for `polygon`, `polyline` and `imageLayer`)
     */
    scale?: [
        number,
        number
    ] | {
        zoom?: [
            number,
            number
        ];
        yaw?: [
            number,
            number
        ];
    } | ((zoomLevel: number, position: Position) => number);
    /**
     * Opacity of the lensflare
     * @default 1
     */
    opacity?: number;
    /**
     * Defines where the lensflare is placed toward its defined position
     * @default 'center center'
     */
    anchor?: string;
    /**
     * Initial visibility of the lensflare
     * @default true
     */
    visible?: boolean;
};
type LensflarePluginConfig = {
    /**
     * initial lensflares
     */
    lensflares?: LensflareConfig[];
};
declare class LensflareObject {
    private readonly viewer;
    private config;
    private loader;
    private textureFlare;
    private readonly element;
    visible: boolean;
    get id(): string;
    get domElement(): HTMLElement | SVGElement;
    get threeElement(): Object3D;
    constructor(viewer: Viewer, config: LensflareConfig);
    private refreshAfterLoad;
    destroy(): void;
    addLight(h: number, s: number, l: number, x: number, y: number, z: number): PointLight;
    /**
     * Updates a 3D lensflare
     */
    private __update3d;
    private __createMesh;
}
/**
 * Base class for events dispatched by {@link LensflaresPlugin}
 */
declare abstract class LensflaresPluginEvent extends TypedEvent<LensflarePlugin> {
}
/**
 * @event Triggered when the visibility of a lensflare changes
 */
declare class LensflareVisibilityEvent extends LensflaresPluginEvent {
    readonly lensflare: LensflareObject;
    readonly visible: boolean;
    static readonly type = "lensflare-visibility";
    constructor(lensflare: LensflareObject, visible: boolean);
}
/**
 * @event Triggered when the lensflares change
 */
declare class SetLensflaresEvent extends LensflaresPluginEvent {
    readonly lensflares: LensflareObject[];
    static readonly type = "set-lensflares";
    constructor(lensflares: LensflareObject[]);
}
type LensflaresPluginEvents = LensflareVisibilityEvent | SetLensflaresEvent;
declare class LensflarePlugin extends AbstractPlugin<LensflaresPluginEvents> {
    static readonly id = "lensflare";
    readonly config: LensflarePluginConfig;
    private readonly lensflares;
    private readonly state;
    constructor(viewer: Viewer, config: LensflarePluginConfig);
    init(): void;
    destroy(): void;
    /**
     * Toggles all lensflares
     */
    /**
     * Toggles all lensflares
     */
    toggleAllLensflares(): void;
    /**
     * Shows all lensflares
     */
    /**
     * Shows all lensflares
     */
    showAllLensflares(): void;
    /**
     * Hides all lensflares
     */
    /**
     * Hides all lensflares
     */
    hideAllLensflares(): void;
    /**
     * Returns the total number of lensflares
     */
    /**
     * Returns the total number of lensflares
     */
    getNbLensflares(): number;
    /**
     * Returns all the lensflares
     */
    /**
     * Returns all the lensflares
     */
    getLensflares(): LensflareObject[];
    /**
     * Adds a new Lensflare to viewer
     * @throws {@link PSVError} when the lensflare's id is missing or already exists
     */
    /**
     * Adds a new Lensflare to viewer
     * @throws {@link PSVError} when the lensflare's id is missing or already exists
     */
    addLensflare(config: LensflareConfig, render?: boolean): void;
    /**
     * Returns the internal lensflare object for a lensflare id
     * @throws {@link PSVError} when the lensflare cannot be found
     */
    /**
     * Returns the internal lensflare object for a lensflare id
     * @throws {@link PSVError} when the lensflare cannot be found
     */
    getLensflare(lensflareId: string | LensflareConfig): LensflareObject;
    /**
     * Returns the last lensflare selected by the user
     */
    /**
     * Returns the last lensflare selected by the user
     */
    getCurrentLensflare(): LensflareObject;
    /**
     * Updates the existing lensflare with the same id
     * @description Every property can be changed but you can't change its type (Eg: `image` to `html`)
     */
    /**
     * Updates the existing lensflare with the same id
     * @description Every property can be changed but you can't change its type (Eg: `image` to `html`)
     */
    updateLensflare(config: LensflareConfig, render?: boolean): void;
    /**
     * Removes a lensflare from the viewer
     */
    /**
     * Removes a lensflare from the viewer
     */
    removeLensflare(lensflareId: string | LensflareConfig, render?: boolean): void;
    /**
     * Removes multiple lensflares
     */
    /**
     * Removes multiple lensflares
     */
    removeLensflares(lensflareIds: string[], render?: boolean): void;
    /**
     * Replaces all lensflares
     */
    /**
     * Replaces all lensflares
     */
    setLensflares(lensflares: LensflareConfig[], render?: boolean): void;
    /**
     * Removes all lensflares
     */
    /**
     * Removes all lensflares
     */
    clearLensflares(render?: boolean): void;
    /**
     * Hides a lensflare
     */
    /**
     * Hides a lensflare
     */
    hideLensflare(lensflareId: string | LensflareConfig): void;
    /**
     * Shows a lensflare
     */
    /**
     * Shows a lensflare
     */
    showLensflare(lensflareId: string | LensflareConfig): void;
    /**
    * Toggles a lensflare visibility
    */
    /**
     * Toggles a lensflare visibility
     */
    toggleLensflare(lensflareId: string | LensflareConfig, visible?: boolean): void;
    /**
    * Updates the visibility and the position of all lensflares
    */
    /**
     * Updates the visibility and the position of all lensflares
     */
    renderLensflares(): void;
    private __afterChangerLensflares;
}
export { LensflarePlugin };