private string ConvertLayerDataToString(LayerData layer, bool compressed)
{
MemoryStream ms = new MemoryStream();
BinaryWriter bw = new BinaryWriter(ms);
for (int y = 0; y < layer.height; y++)
{
for (int x = 0; x < layer.width; x++)
{
bw.Write(layer.data[x, y]);
}
}
// gzip decoding
byte[] layerdataCompressed;
if (compressed)
{
layerdataCompressed = gzip.Compress(ms.ToArray());
}
else
{
layerdataCompressed = ms.ToArray();
}
//Base64 Encodierung
string layerdataEncoded = Base64.Encode(layerdataCompressed);
return layerdataEncoded;
}
void Open(string filename, bool loadTilesets)
{
Tilesets = new List<TilesetData>();
Layers = new List<LayerData>();
ObjectLayers = new List<Objectgroup>();
Properties = new List<Property>();
FileData = new XmlDocument();
FileData.Load(filename);
#region Get map info
XmlNodeList xnl = FileData.SelectNodes("/map");
MapVersion = xnl[0].Attributes["version"].Value;
Orientation = xnl[0].Attributes["orientation"].Value;
Width = Convert.ToInt32(xnl[0].Attributes["width"].Value);
Height = Convert.ToInt32(xnl[0].Attributes["height"].Value);
TileWidth = Convert.ToInt32(xnl[0].Attributes["tilewidth"].Value);
TileHeight = Convert.ToInt32(xnl[0].Attributes["tileheight"].Value);
#endregion
#region Read properties
xnl = FileData.SelectNodes("/map/properties");
foreach (XmlNode j in xnl)
{
XmlNodeList subnodes = j.SelectNodes("child::property");
foreach (XmlNode pNode in subnodes)
{
string name = pNode.Attributes[0].Name;
string value = pNode.Attributes[0].Value;
Properties.Add(new Property(pNode));
}
}
#endregion
#region Search tilesets
xnl = FileData.SelectNodes("/map/tileset");
foreach (XmlNode j in xnl)
{
// Tilesets
TilesetData ts = new TilesetData();
ts.imgsource = j.SelectNodes("child::image")[0].Attributes[0].Value; //Image Source für den Layer
string imgsourceComplete = Paths.GetPath(filename) + ts.imgsource;
// Load Tileset
XmlNodeList nodelist = j.SelectNodes("child::tile");
foreach (XmlNode tileXml in nodelist)
{
Tile tile = new Tile();
tile.ID = tileXml.Attributes["id"].Value.ToString();
xnl = tileXml.SelectNodes("child::properties");
foreach (XmlNode jProp in xnl)
{
XmlNodeList subnodes = jProp.SelectNodes("child::property");
foreach (XmlNode pNode in subnodes)
{
tile.Properties.Add(new Property(pNode));
}
}
ts.Tiles.Add(tile);
}
// Load tiles
if (loadTilesets)
{
try
{
ts.img = (Image8i)pooledLoader.FromFile(imgsourceComplete);
}
catch (FileNotFoundException ex)
{
throw new TilesetNotExistsException(ex.Message);
}
}
// Attributes
ts.name = j.Attributes["name"].Value;
ts.firstgid = Convert.ToInt32(j.Attributes["firstgid"].Value);
ts.tilewidth = Convert.ToInt32(j.Attributes["tilewidth"].Value);
ts.tileheight = Convert.ToInt32(j.Attributes["tileheight"].Value);
Tilesets.Add(ts);
}
#endregion
#region Layers ermitteln
xnl = FileData.SelectNodes("/map/layer");
foreach (XmlNode j in xnl) //pro layer
{
// Layers
LayerData lr = new LayerData();
// Attributes
lr.name = j.Attributes["name"].Value;
lr.width = Convert.ToInt32(j.Attributes["width"].Value);
lr.height = Convert.ToInt32(j.Attributes["height"].Value);
// Layer data
// Attributes should be "<data encoding="base64" compression="gzip">"
string encoding = j["data"].Attributes["encoding"].Value;
string compression = "uncompressed";
if (j["data"].Attributes["compression"] != null)
{
compression = j["data"].Attributes["compression"].Value;
}
if (encoding != "base64")
{
throw (new NotImplementedException("Weitere Codierungsarten sind noch nicht implementiert!"));
}
if (compression != "uncompressed" && compression != "gzip")
{
throw (new NotSupportedCompressionException("Weitere Kompressionsverfahren sind noch nicht implementiert!"));
}
// Base64 encoding
string layerdataBase64Compressed = j.SelectNodes("child::data")[0].InnerText;
layerdataBase64Compressed = layerdataBase64Compressed.TrimStart('\n');
layerdataBase64Compressed = layerdataBase64Compressed.Trim();
byte[] layerdataCompressed = Base64.Decode(layerdataBase64Compressed);
// gzip decode, if nessecary
byte[] layerdataDecompressed;
if (compression == "uncompressed")
{
layerdataDecompressed = layerdataCompressed;
}
else
{
layerdataDecompressed = gzip.Decompress(layerdataCompressed);
}
// Interpret coded data
lr.data = new int[lr.width, lr.height];
BinaryReader br = new BinaryReader(new MemoryStream(layerdataDecompressed));
for (int y = 0; y < lr.height; y++)
{
for (int x = 0; x < lr.width; x++)
{
lr.data[x, y] = br.ReadInt32();
}
}
Layers.Add(lr);
}
#endregion
#region Objektlayer ermitteln
xnl = FileData.SelectNodes("/map/objectgroup");
foreach (XmlNode j in xnl) //pro layer
{
ObjectLayers.Add(new Objectgroup(j));
}
#endregion
}
