import { Loader, LoadingManager, Group } from 'three'
import { MaterialCreator } from './MTLLoader'

export class OBJLoader extends Loader {
  constructor(manager?: LoadingManager)
  materials: MaterialCreator

  load(
    url: string,
    onLoad: (group: Group) => void,
    onProgress?: (event: ProgressEvent) => void,
    onError?: (event: ErrorEvent) => void,
  ): void
  loadAsync(url: string, onProgress?: (event: ProgressEvent) => void): Promise<Group>
  parse(data: string): Group
  setMaterials(materials: MaterialCreator): this
}