public static void ParseTileAreaNode(ParsingTree parsingTree, ParsingNode tileAreaNode)
{
if (parsingTree == null)
{
throw new ArgumentNullException(nameof(parsingTree));
}
if (tileAreaNode == null)
{
throw new ArgumentNullException(nameof(tileAreaNode));
}
var stream = new ParsingStream(
tree: parsingTree,
node: tileAreaNode);
var areaStartingX = stream.ReadUInt16();
var areaStartingY = stream.ReadUInt16();
var areaZ = stream.ReadByte();
foreach (var tileNode in tileAreaNode.Children)
{
ParseTileNode(
parsingTree: parsingTree,
tileNode: tileNode,
areaStartingX: areaStartingX,
areaStartingY: areaStartingY,
areaZ: areaZ);
}
}
private static void ParseTileNode(
ParsingTree parsingTree,
ParsingNode tileNode,
UInt16 areaStartingX,
UInt16 areaStartingY,
Byte areaZ
)
{
if (tileNode.Type != NodeType.NormalTile && tileNode.Type != NodeType.HouseTile)
{
throw new MalformedTileAreaNodeException("Unknow tile area node type.");
}
var stream = new ParsingStream(parsingTree, tileNode);
var tileX = areaStartingX + stream.ReadByte();
var tileY = areaStartingY + stream.ReadByte();
Tile tile = null;
if (tileNode.Type == NodeType.HouseTile)
{
tile = ParseHouseTile(ref stream, (ushort)tileX, (ushort)tileY, areaZ); // Improve this, remove casts
}
var tileFlags = ParseTileAttributes(ref parsingTree, ref stream, ref tile, tileNode);
if (tile != null)
{
tile.Flags.AddFlags(tileFlags);
}
}
public static void ParseItemNode(
ParsingTree parsingTree,
ParsingNode parsingNode
)
{
if (parsingNode.Type != NodeType.Item)
{
throw new MalformedItemNodeException();
}
var stream = new ParsingStream(parsingTree, parsingNode);
var itemId = stream.ReadUInt16();
// var item = Item.CreateFromId(itemId);
}
public static WorldHeader GetWorldHeader(ParsingTree tree)
{
if (tree == null)
{
throw new ArgumentNullException(nameof(tree));
}
var parsingStream = new ParsingStream(tree, tree.Root);
var worldEncodingVersion = parsingStream.ReadUInt32();
var worldWidth = parsingStream.ReadUInt16();
var worldHeight = parsingStream.ReadUInt16();
var itemEncodingMajorVersion = parsingStream.ReadUInt32();
var itemEncodingMinorVersion = parsingStream.ReadUInt32();
return(new WorldHeader(
worldEncodingVersion: worldEncodingVersion,
worldWidth: worldWidth,
worldHeight: worldHeight,
itemEncodingMajorVersion: itemEncodingMajorVersion,
itemEncodingMinorVersion: itemEncodingMinorVersion));
}
public static void LoadWorld(ref ParsingTree mapTree)
{
var rootNode = mapTree.Root;
var mapNode = rootNode.Children[0];
if (mapNode == null)
{
throw new MalformedWorldException();
}
foreach (var mapDataNode in mapNode.Children)
{
switch (mapDataNode.Type)
{
case NodeType.TileArea:
WorldLoader.ParseTileAreaNode(mapTree, mapDataNode);
break;
//default:
//throw new NotImplementedException();
}
}
}
private static TileFlags ParseTileAttributes(ref ParsingTree parsingTree, ref ParsingStream stream, ref Tile tile, ParsingNode tileNode)
{
var tileFlags = new TileFlags();
NodeAttribute nodeAttribute;
while (!stream.IsOver)
{
nodeAttribute = (NodeAttribute)stream.ReadByte();
switch (nodeAttribute)
{
case NodeAttribute.TileFlags:
tileFlags = ParseTileFlags(ref stream);
break;
case NodeAttribute.Item:
ParseTileItem(ref stream, ref tile, tileNode.Type == NodeType.HouseTile);
break;
default:
throw new MalformedTileNodeException("Unknow node attribute " + nameof(nodeAttribute) + " of type " + nodeAttribute);
}
}
foreach (var itemNode in tileNode.Children)
{
if (itemNode.Type != NodeType.Item)
{
throw new MalformedItemNodeException();
}
var itemStream = new ParsingStream(parsingTree, itemNode);
ParseTileItem(ref itemStream, ref tile, tileNode.Type == NodeType.HouseTile);
}
return(tileFlags);
}
public static WorldAttributes GetWorldAttributes(ParsingTree tree)
{
if (tree == null)
{
throw new ArgumentNullException(nameof(tree));
}
if (tree.Root.Children.Count != 1)
{
throw new MalformedWorldException();
}
var worldDataNode = tree.Root.Children[0];
if ((NodeType)worldDataNode.Type != NodeType.WorldData)
{
throw new MalformedWorldException();
}
var parsingStream = new ParsingStream(tree, worldDataNode);
var worldDescription = new List <string>();
string spawnsFilename = null;
string housesFilename = null;
while (!parsingStream.IsOver)
{
var attribute = (NodeAttribute)parsingStream.ReadByte();
switch (attribute)
{
case NodeAttribute.WorldDescription:
worldDescription.Add(parsingStream.ReadString());
break;
case NodeAttribute.ExtensionFileForSpawns:
if (spawnsFilename != null)
{
throw new MalformedWorldAttributesNodeException("Multiple filenames for world spawns.");
}
else
{
spawnsFilename = parsingStream.ReadString();
}
break;
case NodeAttribute.ExtensionFileForHouses:
if (housesFilename != null)
{
throw new MalformedWorldAttributesNodeException("Multiple filenames for world houses.");
}
else
{
housesFilename = parsingStream.ReadString();
}
break;
default:
throw new MalformedWorldAttributesNodeException("Unknown attribute found in world attributes note.");
}
}
var formattedWorldDescription = string.Join(
separator: Environment.NewLine,
values: worldDescription);
return(new WorldAttributes(
worldDescription: formattedWorldDescription,
spawnsFilename: spawnsFilename,
housesFilename: housesFilename));
}