public void LoadLayer(MapLayer mapLayer, XElement layerData)
{
if (mapLayer == null)
{
throw new ArgumentNullException("mapLayer");
}
if (layerData == null)
{
throw new InvalidDataException("Layer does not have a data element");
}
string encoding = (string)layerData.Attribute("encoding");
switch (encoding)
{
case "base64":
ApplyIds(GetMapIdsFromBase64(layerData.Value, (string)layerData.Attribute("compression")), mapLayer);
break;
case "csv":
ApplyIds(ParseCsvData(layerData), mapLayer);
break;
default:
if (string.IsNullOrEmpty(encoding))
{
ApplyIds(GetMapIdsFromXml(layerData.Elements("tile")), mapLayer);
}
else
{
throw new InvalidDataException("Unsupported layer data encoding (expected base64 or csv)");
}
break;
}
}
private void ApplyIds(IEnumerable<int> ids, MapLayer layer)
{
IEnumerator<int> enumerator = ids.GetEnumerator();
for (int y = 0; y < _size.Height; y++)
{
for (int x = 0; x < _size.Width; x++)
{
enumerator.MoveNext();
layer.TileIds[y, x] = enumerator.Current;
}
}
}