private Node LoadNode(XmlReader reader, Node node = null)
{
if (reader == null) {
throw new ArgumentNullException();
}
if (node == null) {
if (!reader.HasAttributes) {
throw new ArgumentException();
}
string name = null;
Node.DataType type = Node.DataType.Empty;
NodeData data = new NodeData();
while (reader.MoveToNextAttribute()) {
switch (reader.Name) {
case "name":
name = reader.Value;
break;
case "type":
byte btype = 0;
if (!byte.TryParse(reader.Value, out btype)) {
switch (reader.Value.ToLower()) {
case "int":
case "long":
case "integer":
btype = 1;
break;
case "float":
case "double":
case "decimal":
btype = 2;
break;
case "str":
case "text":
case "string":
btype = 3;
break;
case "vec":
case "point":
case "position":
case "pos":
case "location":
case "loc":
case "coord":
case "coordinate":
case "vector":
btype = 4;
break;
case "png":
case "img":
case "image":
case "canvas":
case "bitmap":
btype = 5;
break;
case "mp3":
case "music":
case "sound":
case "track":
case "audio":
btype = 6;
break;
case "none":
case "empty":
default:
btype = 0;
break;
}
}
type = (Node.DataType)btype;
break;
case "value":
switch (type) {
case Node.DataType.Integer:
data.Integer = long.Parse(reader.Value);
break;
case Node.DataType.Decimal:
if (!long.TryParse(reader.Value, out data.Integer)) {
data.Decimal = double.Parse(reader.Value);
}
break;
case Node.DataType.String:
if (!long.TryParse(reader.Value, out data.Integer)) {
data.String = uint.Parse(reader.Value);
}
break;
case Node.DataType.Vector:
if (!long.TryParse(reader.Value, out data.Integer)) {
data.x = int.Parse(reader.Value.Split(',')[0]);
data.y = int.Parse(reader.Value.Split(',')[1]);
}
break;
case Node.DataType.Bitmap:
if (!long.TryParse(reader.Value, out data.Integer)) {
data.id = uint.Parse(reader.Value.Split(',')[0]);
data.width = ushort.Parse(reader.Value.Split(',')[1]);
data.height = ushort.Parse(reader.Value.Split(',')[2]);
}
break;
case Node.DataType.Audio:
if (!long.TryParse(reader.Value, out data.Integer)) {
data.id = uint.Parse(reader.Value.Split(',')[0]);
data.length = uint.Parse(reader.Value.Split(',')[1]);
}
break;
}
break;
}
}
reader.MoveToElement();
return new Node(name, type, data);
} else {
if (reader.IsEmptyElement) {
return null;
}
while (reader.Read()) {
switch (reader.NodeType) {
case XmlNodeType.Element:
Node child = LoadNode(reader, null);
node[child.Name] = child;
LoadNode(reader, child);
break;
case XmlNodeType.EndElement:
return null;
default:
break;
}
}
}
return null;
}
private void SaveNode(XmlWriter writer, Node node)
{
writer.WriteStartElement("node");
writer.WriteAttributeString("name", node.Name);
if (node.Type != Node.DataType.Empty) {
if (node != Root) {
writer.WriteAttributeString("type", ((byte)node.Type).ToString());
}
if (!secret) {
switch (node.Type) {
case Node.DataType.Integer:
writer.WriteAttributeString("value", node.Data.Integer.ToString());
break;
case Node.DataType.Decimal:
writer.WriteAttributeString("value", node.Data.Decimal.ToString());
break;
case Node.DataType.String:
writer.WriteAttributeString("value", node.Data.String.ToString());
break;
case Node.DataType.Vector:
writer.WriteAttributeString("value", node.Data.x + "," + node.Data.y);
break;
case Node.DataType.Bitmap:
writer.WriteAttributeString("value", node.Data.id + "," + node.Data.width + "," + node.Data.height);
break;
case Node.DataType.Audio:
writer.WriteAttributeString("value", node.Data.id + "," + node.Data.length);
break;
default:
break;
}
} else {
writer.WriteAttributeString("value", node.Data.Integer.ToString());
}
}
foreach (Node n in node.Children.Values) {
SaveNode(writer, n);
}
writer.WriteEndElement();
}