TileDownloaderError# class TileDownloaderError# Error codes in the SHUMATE_TILE_DOWNLOADER_ERROR domain. Methods# class TileDownloaderError quark() → int# Gets the TileDownloader error quark. Fields# class TileDownloaderError BAD_RESPONSE# The type of the None singleton. COULD_NOT_CONNECT# The type of the None singleton. FAILED# The type of the None singleton. MALFORMED_URL# The type of the None singleton. OFFLINE# The type of the None singleton.