ProcessFunc typedef

ProcessFunc = Future<void> Function(Tile tile)

Each subfile consists of: tile index header

Implementation

//     for each base-tile: tile index entry
//
//     for each base-tile
//         tile header
//         for each POI: POI data
//         for each way: way properties
//             for each wayblock: way data

typedef Future<void> ProcessFunc(Tile tile);