import { Observable } from '../data/observable'; export class ImageAsset extends Observable { constructor(asset: any); getImageAsync(callback: (image: any, error: any) => void); //UIImage for iOS and android.graphics.Bitmap for Android ios: any; //PHAsset nativeImage: any; //UIImage for iOS and android.graphics.Bitmap for Android android: any; options: ImageAssetOptions; } export interface ImageAssetOptions { width?: number; height?: number; keepAspectRatio?: boolean; autoScaleFactor?: boolean; }