public void Read(Stream stream)
{
BinaryReader reader = new BinaryReader(stream);
header = new Header(reader);
Cell[,] cells = new Cell[header.SizeY, header.SizeX];
for (int i = 0; i < header.SizeX * header.SizeY; i++)
{
int id = reader.ReadInt32();
Header.CellInfo info = header.GetInfo(id);
Cell cell = (Cell)Activator.CreateInstance(info.Type);
byte[] buffer = new byte[info.DataLength]; //TODO make better solution for substream (maybe remove version-independent hack?)
stream.Read(buffer, 0, buffer.Length);
BinaryReader subReader = new BinaryReader(new MemoryStream(buffer)); //To make save version-independend
try
{
cell.Deserialize(subReader);
}
catch (EndOfStreamException)
{
Console.WriteLine("Save version mismatch at " + info.Type);
}
subReader.Close();
cells[i / header.SizeY, i % header.SizeX] = cell;
}
loadedField = new Field(cells);
}
public static void Write(Stream stream)
{
BinaryWriter writer = new BinaryWriter(stream);
Header.Write(writer);
foreach (Cell cell in Engine.CurrentField.Cells())
{
Header.CellInfo info = Header.CurrentHeader.GetInfo(cell.GetType());
writer.Write(info.Id);
long position = stream.Position;
cell.Serialize(writer);
if (stream.Position != position + info.DataLength)
{
throw new EndOfStreamException("Somehow cell has managed to write more data than expected");
}
}
}