export declare class FtbFlag {
  flag: string;
  /** if  passed, component will callback color palette, defined for flag */
  extractColors?: (RGBs: Array<[number, number, number]>) => any;
  /** Image loading failed - showing default placeholder */
  showPlaceholder: boolean;
  getPalette: (el: HTMLImageElement) => Array<[number, number, number]>;
  onImgFail(el: HTMLImageElement): void;
  componentWillLoad(): Promise<void>;
  onImgLoad(el: HTMLImageElement): void;
  render(): any;
}