private static void ReadLayers(ContentReader input, TiledMap map)
{
var layerCount = input.ReadInt32();
for (var i = 0; i < layerCount; i++)
{
TiledMapLayer layer;
var layerType = (TiledMapLayerType)input.ReadByte();
switch (layerType)
{
case TiledMapLayerType.ImageLayer:
layer = new TiledMapImageLayer(input);
break;
case TiledMapLayerType.TileLayer:
layer = new TiledMapTileLayer(input, map);
break;
case TiledMapLayerType.ObjectLayer:
layer = new TiledMapObjectLayer(input, map);
break;
default:
throw new ArgumentOutOfRangeException();
}
if (layerType != TiledMapLayerType.ObjectLayer)
{
ReadModels(input, layer, map);
}
map.AddLayer(layer);
}
}
public Tile GetTileAt(TiledMapTileLayer layer, int x, int y)
{
if (x < 0 || x >= Width || y < 0 || y >= Height)
{
return(null);
}
TiledMapTile?tiledTile;
if (!layer.TryGetTile(x, y, out tiledTile) || tiledTile.Value.GlobalIdentifier == 0)
{
return(null);
}
var globalId = tiledTile.Value.GlobalIdentifier;
var tileset = GetTilesetByTileGlobalIdentifier(globalId);
var localId = globalId - tileset.FirstGlobalIdentifier;
var tiledTilesetTile = tileset.GetTileByLocalTileIdentifier(localId);
if (tiledTilesetTile == null)
{
return(new Tile(globalId, localId, x, y));
}
else
{
return(new Tile(globalId, tiledTilesetTile.LocalTileIdentifier, x, y, tiledTilesetTile.Properties));
}
}
private static TiledMapTileLayer ReadTileLayer(ContentReader reader, string name, Vector2 offset, float opacity, bool isVisible, TiledMap map)
{
var width = reader.ReadInt32();
var height = reader.ReadInt32();
var tileWidth = map.TileWidth;
var tileHeight = map.TileHeight;
var tileCount = reader.ReadInt32();
var layer = new TiledMapTileLayer(name, width, height, tileWidth, tileHeight, offset, opacity, isVisible);
for (var i = 0; i < tileCount; i++)
{
var globalTileIdentifierWithFlags = reader.ReadUInt32();
var x = reader.ReadUInt16();
var y = reader.ReadUInt16();
layer.Tiles[x + y * width] = new TiledMapTile(globalTileIdentifierWithFlags, x, y);
}
return(layer);
}
