/// Author: Guy Spronck
/// Date: 05-06-2015
/// <summary>
/// Reads the file from using xml reader
/// </summary>
/// <returns>spawn, lvl, mapVariables</returns>
/// <param name="stream">Stream.</param>
private static Tuple<Spawn, Tile[, ], MapVariables> ReadFileXml(Stream stream)
{
// Initialize variables
string[,] stringLvl = null, stringGraphicLvl = null;
MapVariables mapVariables = new MapVariables ();
// Setup xmlreader, throw error if problem with file.
XmlReader xmlDoc;
try{
xmlDoc = XmlReader.Create(stream);
}catch(ArgumentException){
throw new MapParseException ("No file.");
}catch(DirectoryNotFoundException){
throw new MapParseException ("Directory not found");
}
// Decode the file and get the required values
try{
while (xmlDoc.Read ()) {
if (xmlDoc.NodeType == XmlNodeType.Element) {
if (xmlDoc.Name == "map") {
mapVariables.width = Convert.ToInt32 (xmlDoc.GetAttribute ("width"));
mapVariables.height = Convert.ToInt32 (xmlDoc.GetAttribute ("height"));
} else if (xmlDoc.Name == "tileset") {
if (xmlDoc.GetAttribute ("name").ToLower() == "roadmap") {
mapVariables.firstGidRoadmap = Convert.ToInt32 (xmlDoc.GetAttribute ("firstgid"));
} else if (xmlDoc.GetAttribute ("name").ToLower() == "tilesroad") {
mapVariables.firstGidGraphic = Convert.ToInt32 (xmlDoc.GetAttribute ("firstgid"));
}
}else if(xmlDoc.Name == "property"){
if (xmlDoc.GetAttribute ("name") == "minMoves") {
mapVariables.minMoves = Convert.ToInt32(xmlDoc.GetAttribute ("value"));
}else if (xmlDoc.GetAttribute ("name") == "minLines"){
mapVariables.minLines = Convert.ToInt32(xmlDoc.GetAttribute ("value"));
}else if (xmlDoc.GetAttribute ("name") == "CabbagesToRetreive"){
mapVariables.cabbagesToRetreive = Convert.ToInt32(xmlDoc.GetAttribute ("value"));
}else if (xmlDoc.GetAttribute ("name") == "SausagesToRetreive"){
mapVariables.sausagesToRetreive = Convert.ToInt32(xmlDoc.GetAttribute ("value"));
}else if (xmlDoc.GetAttribute ("name") == "Sausage" || xmlDoc.GetAttribute ("name") == "Cabbage" || xmlDoc.GetAttribute ("name") == "Ham"){
// Populate shop
AddItemToShops(mapVariables.mapInventory, xmlDoc.GetAttribute ("name"), Convert.ToInt32(xmlDoc.GetAttribute ("value")));
}
} else if (xmlDoc.Name == "layer") {
if (xmlDoc.GetAttribute ("name") == "Graphic") {
xmlDoc.ReadToDescendant ("data");
mapVariables.graphic = xmlDoc.ReadElementContentAsString ();
} else if (xmlDoc.GetAttribute ("name") == "Roadmap") {
xmlDoc.ReadToDescendant ("data");
mapVariables.roadmap = xmlDoc.ReadElementContentAsString ();
}
}
}
}
}catch(FormatException){
throw new MapParseException("Invalid map format. (Contains string where int was expected.)");
}finally{
xmlDoc.Dispose ();
stream.Close ();
}
stringLvl = ConvertStringMapToArray (mapVariables.roadmap, mapVariables.width, mapVariables.height);
stringGraphicLvl = ConvertStringMapToArray (mapVariables.graphic, mapVariables.width, mapVariables.height);
var tupleTileMap = GenerateTileMap (stringLvl, stringGraphicLvl, mapVariables);
return Tuple.Create(tupleTileMap.Item1, tupleTileMap.Item2, mapVariables);
}
/// Author: Guy Spronck
/// Date: 04-06-2015
/// <summary>
/// Generates the map with the Tile object.
/// </summary>
/// <returns>Tuple containing Spawn, Tilemap</returns>
/// <param name="stringLvl">String array for roadmap</param>
/// <param name="stringGraphicLvl">String array for graphic layer</param>
/// <param name="mapVariables">Variables of the map.</param>
private static Tuple<Spawn, Tile[, ]> GenerateTileMap(string[,] stringLvl, string[,] stringGraphicLvl, MapVariables mapVariables)
{
int spawnX = 0, spawnY = 0;
var lvl = new Tile[mapVariables.height, mapVariables.width];
for (int iX = 0; iX < mapVariables.height; iX++) {
for (int iY = 0; iY < mapVariables.width; iY++) {
if (stringLvl [iX, iY].Contains ((mapVariables.firstGidRoadmap+5).ToString())) {
spawnX = iY;
spawnY = iX;
}
lvl [iX, iY] = new Tile (checkNorthTile(iX,iY,stringLvl),
checkEastTile(iX,iY,stringLvl,mapVariables.width),
checkSouthTile(iX,iY,stringLvl,mapVariables.height),
checkWestTile(iX,iY,stringLvl),
checkShop(iX,iY,stringLvl,mapVariables.firstGidRoadmap),
Convert.ToInt32(stringGraphicLvl[iX,iY]) - mapVariables.firstGidGraphic);
}
}
return Tuple.Create (new Spawn(spawnX,spawnY), lvl);
}
