// wrestle engine-useful TileMap format into less useful (but writable) SerializableMap
public static SerializableMap FromTilemap(TileMap map)
{
SerializableMap s = new SerializableMap();
Dictionary <string, int> tileNumbers = new Dictionary <string, int>();
int tileCount = 0;
s.tiles = new int[map.width][];;
s.collision = new bool[map.width][];
s.color = map.color.PackedValue;
s.scripts = map.tileScripts;
s.npcs = map.npcs;
s.playerStart = map.playerStart;
for (int x = 0; x < map.width; x++)
{
s.tiles[x] = new int[map.height];
s.collision[x] = new bool[map.height];
for (int y = 0; y < map.height; y++)
{
Tile tile = map.map[x, y];
string tilename = tile.filename;
if (!tileNumbers.ContainsKey(tilename))
{
tileNumbers.Add(tilename, tileCount++);
}
s.tiles[x][y] = tileNumbers[tilename];
s.collision[x][y] = map.checkCollision(new Vector2(x, y));
}
}
s.tilenames = new string[tileCount];
tileNumbers.Keys.CopyTo(s.tilenames, 0);
return(s);
}
public static void Save(ContentManager Content, TileMap map, string filename)
{
map.filename = filename;
SerializableMap s = FromTilemap(map);
string json = JsonSerializer.Serialize(s, OPTIONS);
string location = Content.RootDirectory + MAPS_DIRECTORY + filename;
File.WriteAllText(location, json);
}
public static TileMap Load(ContentManager Content, string filename)
{
try
{
string json = File.ReadAllText(Content.RootDirectory + MAPS_DIRECTORY + filename);
SerializableMap s = JsonSerializer.Deserialize <SerializableMap>(json, OPTIONS);
return(ToTilemap(Content, filename, s));
}
catch (Exception e)
{
Debug.WriteLine("No map file found: " + filename);
//Debug.WriteLine(e.StackTrace);
return(null);
}
}
// the above process, but in reverse
public static TileMap ToTilemap(ContentManager Content, string filename, SerializableMap s)
{
int width = s.tiles.Length, height = s.tiles[0].Length;
Tile[,] tiles = new Tile[width, height];
for (int x = 0; x < width; x++)
{
for (int y = 0; y < height; y++)
{
tiles[x, y] = new Tile(Content, s.tilenames[s.tiles[x][y]]);
tiles[x, y].collision = s.collision[x][y];
}
}
s.scripts.ForEach(s => s.load());
// load NPC textures
s.npcs.ForEach(npc => npc.setTexture(Content, npc.filename));
return(new TileMap(tiles, new Color(s.color), filename, s.npcs, s.scripts, s.playerStart));
}
