private void assignTiles(TileHead th, Tile[][] tiles)
{
this.rows = th.Rows;
this.cols = th.Cols;
for (int r = 0; r < th.Rows; ++r)
{
for (int c = 0; c < th.Cols; ++c)
{
mapTiles[r][c] = tiles[r][c];
}
}
for (int r = 0; r < mapTiles.Length; ++r)
{
for (int c = 0; c < mapTiles[0].Length; ++c)
{
if (mapTiles[r][c] == null)
{
mapTiles[r][c] = new Tile(r, c);
}
}
}
}
private TileHead readTileHead(FileStream fs)
{
TileHead th = new TileHead();
th.Tag = readString(fs, 4);
th.Rows = readInt(fs);
th.Cols = readInt(fs);
return th;
}