public static TiledMap CreateMap(string tmxFile)
{
if (_tiledMaps.ContainsKey(tmxFile))
{
return(_tiledMaps[tmxFile]);
}
TiledMap map = null;
XmlSerializer reader = new XmlSerializer(typeof(TiledMap));
using (FileStream stream = new FileStream(string.Format("Content/{0}.tmx", tmxFile), FileMode.Open))
{
map = (TiledMap)reader.Deserialize(stream);
}
_tiledMaps.Add(tmxFile, map);
return(map);
}
public static void GenerateCollision(TiledMap map, string objectLayerName)
{
foreach (TiledObjectGroup group in map.ObjectGroups)
{
if (group.Name == objectLayerName)
{
foreach (TiledObject obj in group.Objects)
{
BaseObject collisionObject = new BaseObject();
collisionObject.Position = new Vector2(obj.X, obj.Y) + new Vector2(obj.Width / 2, obj.Height / 2);
collisionObject.EnablePhysicsRectangle(
FarseerPhysics.Dynamics.BodyType.Static,
new Rectangle(0, 0, (int)obj.Width, (int)obj.Height));
collisionObject.Parent = map;
}
}
}
}
public static void GenerateTileLayers(TiledMap map)
{
for (int i = map.Layers.Count - 1; i >= 0; i--)
{
TiledTileLayer layer = map.Layers[i];
if (layer.Data == null)
{
continue;
}
long[,] tiles = GetTileDataFromBase64Zlib(layer.Data, map);
for (int y = 0; y < tiles.GetLength(1); y++)
{
for (int x = 0; x < tiles.GetLength(0); x++)
{
long tile = tiles[x, y];
if (tile == 0)
{
continue;
}
TiledTileSet set = GetTileSet(tile, map);
int realIndex = (int)(tile - set.FirstGID);
int srcY = (realIndex / set.Columns);
int srcX = (realIndex - (srcY * set.Columns));
string source = Path.ChangeExtension(set.Image.Source, null).Replace("../", "");
Sprite sprite = new Sprite(source);
sprite.SourceRect = new Rectangle(srcX * set.TileWidth, srcY * set.TileHeight, set.TileWidth, set.TileHeight);
sprite.Position = new Vector2(x * set.TileWidth, y * set.TileHeight) + sprite.Origin;
sprite.Visible = layer.Visible;
sprite.Opacity = layer.Opacity;
sprite.Parent = map;
}
}
}
}
private static long[,] GetTileDataFromBase64Zlib(TiledLayerData data, TiledMap map)
{
if (data.Encoding == "base64" && data.Compression == "zlib")
{
byte[] zlibBuffer = Convert.FromBase64String(data.Data);
MemoryStream comp = new MemoryStream(zlibBuffer);
Stream zlibStream = new ZlibStream(comp, CompressionMode.Decompress);
long[,] tiles = new long[map.Width, map.Height];
using (var bn = new BinaryReader(zlibStream))
{
for (int j = 0; j < map.Height; j++)
{
for (int i = 0; i < map.Width; i++)
{
tiles[i, j] = bn.ReadInt32();
}
}
}
return(tiles);
}
return(null);
}
