internal static bool TryLoad(MapId mapId, out Map map)
{
map = null;
var basePath = TerrainDisplayConfig.MapDir;
var mapPath = Path.Combine(basePath, mapId.ToString());
var fileName = string.Format("{0}{1}", mapId, Extension);
var filePath = Path.Combine(mapPath, fileName);
if (!Directory.Exists(mapPath))
{
log.Warn("Unable to find requested .map dir: {0}", mapPath);
return false;
}
if (!File.Exists(filePath))
{
log.Warn("Unable to find requested .map file: {0}", filePath);
return false;
}
using(var file = File.OpenRead(filePath))
{
map = ReadWDTInfo(file);
file.Close();
if (map == null)
{
log.Warn("Unable to load the requested .map file: {0}", filePath);
return false;
}
}
map.MapId = mapId;
return true;
}
private static Map ReadWDTInfo(Stream file)
{
var br = new BinaryReader(file);
var fileTypeId = br.ReadString();
if (!fileTypeId.Equals(fileTypeId)) return null;
var isWMOOnly = br.ReadBoolean();
var tileProfile = ReadTileProfile(br, isWMOOnly);
var map = new Map
{
IsWMOOnly = isWMOOnly,
TileProfile = tileProfile
};
return map;
}
/// <summary>
/// Tries to retrieve/load the map from/into the maps Dictionary.
/// </summary>
/// <param name="mapId">The <see cref="WCell.Constants.World.MapId"/> that corresponds to the desired map.</param>
/// <param name="map">Holder for the Map object to return.</param>
/// <returns>True if the map was encountered.</returns>
private bool TryGetMap(MapId mapId, out Map map)
{
if (!_maps.TryGetValue(mapId, out map))
{
if (!Map.TryLoad(mapId, out map))
{
log.Warn("Unable to load the requested map: {0}", mapId);
return false;
}
_maps.Add(mapId, map);
}
if (map == null)
{
log.Warn("Unable to load the requested map. Assuming LOS for now. Map: {0}", mapId);
return false;
}
return true;
}