import { WallpaperTarget, WallpaperType, WallpaperFit, ColorFilter, SetWallpaperOptions, DownloadOptions, AutoChangeOptions, WallpaperResult, DownloadResult, CurrentWallpaperInfo, AutoChangeStatus, DeviceWallpaperCapabilities, WallpaperChangeListener } from './types';
/**
 * Set a wallpaper from a URL or local file path.
 *
 * @param source - Remote URL (https://...) or local file path (file:///...)
 * @param options - Customization options
 *
 * @example
 * // Simple static wallpaper
 * await setWallpaper('https://example.com/image.jpg');
 *
 * @example
 * // Set on both screens with blur
 * await setWallpaper('https://example.com/image.jpg', {
 *   target: WallpaperTarget.BOTH,
 *   blurRadius: 5,
 *   colorFilter: { type: ColorFilter.DARK, intensity: 0.4 },
 * });
 *
 * @example
 * // 3D Parallax
 * await setWallpaper('https://example.com/image.jpg', {
 *   type: WallpaperType.PARALLAX,
 *   parallax: { intensity: 0.7, useGyroscope: true },
 * });
 *
 * @example
 * // Live GIF wallpaper
 * await setWallpaper('https://example.com/anim.gif', {
 *   type: WallpaperType.LIVE,
 *   live: { speed: 1.2, loopCount: 0 },
 * });
 *
 * @example
 * // Video wallpaper
 * await setWallpaper('https://example.com/video.mp4', {
 *   type: WallpaperType.VIDEO,
 *   video: { loop: true, muted: true, speed: 1.0 },
 * });
 */
export declare function setWallpaper(source: string, options?: SetWallpaperOptions): Promise<WallpaperResult>;
/**
 * Set wallpaper on the home screen only.
 * Shorthand for setWallpaper(source, { target: WallpaperTarget.HOME })
 */
export declare function setHomeWallpaper(source: string, options?: Omit<SetWallpaperOptions, 'target'>): Promise<WallpaperResult>;
/**
 * Set wallpaper on the lock screen only.
 * Shorthand for setWallpaper(source, { target: WallpaperTarget.LOCK })
 */
export declare function setLockWallpaper(source: string, options?: Omit<SetWallpaperOptions, 'target'>): Promise<WallpaperResult>;
/**
 * Set wallpaper on both home and lock screen simultaneously.
 */
export declare function setBothWallpapers(source: string, options?: Omit<SetWallpaperOptions, 'target'>): Promise<WallpaperResult>;
/**
 * Set different wallpapers for home and lock screen in a single call.
 *
 * @example
 * await setDualWallpaper(
 *   'https://example.com/home.jpg',
 *   'https://example.com/lock.jpg',
 *   { fit: WallpaperFit.FILL }
 * );
 */
export declare function setDualWallpaper(homeSource: string, lockSource: string, options?: Omit<SetWallpaperOptions, 'target'>): Promise<{
    home: WallpaperResult;
    lock: WallpaperResult;
}>;
/**
 * Download a wallpaper image to the device storage.
 *
 * @example
 * const result = await downloadWallpaper('https://example.com/image.jpg', {
 *   filename: 'my_wallpaper',
 *   showNotification: true,
 * });
 * console.log(result.filePath);
 */
export declare function downloadWallpaper(url: string, options?: DownloadOptions): Promise<DownloadResult>;
/**
 * Start automatically rotating wallpapers at a set interval.
 *
 * @example
 * await startAutoChange({
 *   sources: ['https://example.com/1.jpg', 'https://example.com/2.jpg'],
 *   intervalMinutes: 60,
 *   shuffle: true,
 *   target: WallpaperTarget.HOME,
 * });
 */
export declare function startAutoChange(options: AutoChangeOptions): Promise<WallpaperResult>;
/**
 * Stop the auto-change wallpaper rotation.
 */
export declare function stopAutoChange(): Promise<void>;
/**
 * Get the current auto-change status.
 */
export declare function getAutoChangeStatus(): Promise<AutoChangeStatus>;
/**
 * Clear the currently set wallpaper (reset to system default).
 *
 * @param target - Which screen to clear. Default: BOTH
 */
export declare function clearWallpaper(target?: WallpaperTarget): Promise<WallpaperResult>;
/**
 * Get information about the current wallpaper set by this app.
 */
export declare function getCurrentWallpaperInfo(target?: WallpaperTarget): Promise<CurrentWallpaperInfo>;
/**
 * Get the device's wallpaper capabilities.
 * Use this to check support before using advanced features.
 *
 * @example
 * const caps = await getDeviceCapabilities();
 * if (caps.supportsVideoWallpaper) {
 *   // show video wallpaper option
 * }
 */
export declare function getDeviceCapabilities(): Promise<DeviceWallpaperCapabilities>;
/**
 * Check if the app has WRITE permission for wallpapers.
 */
export declare function checkPermission(): Promise<boolean>;
/**
 * Request wallpaper permission from the user.
 * Returns true if granted, false if denied.
 */
export declare function requestPermission(): Promise<boolean>;
/**
 * Listen for wallpaper change events (triggered by setWallpaper or autoChange).
 *
 * @example
 * const unsubscribe = onWallpaperChanged((event) => {
 *   console.log('Wallpaper changed:', event.target, event.type);
 * });
 * // Later:
 * unsubscribe();
 */
export declare function onWallpaperChanged(listener: WallpaperChangeListener): () => void;
export { WallpaperTarget, WallpaperType, WallpaperFit, ColorFilter, };
export type { SetWallpaperOptions, DownloadOptions, AutoChangeOptions, WallpaperResult, DownloadResult, CurrentWallpaperInfo, AutoChangeStatus, DeviceWallpaperCapabilities, WallpaperChangeListener, WallpaperErrorResult, ColorFilterOptions, CropOptions, ParallaxOptions, VideoWallpaperOptions, LiveWallpaperOptions, WallpaperChangeEvent, } from './types';
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