public static void SendDisplayGump(this NetState ns, Gump gump, out int switches, out int entries)
{
switches = 0;
entries = 0;
if (ns == null)
{
return;
}
var packed = ns.Unpack;
var writer = new SpanWriter(512, true);
writer.Write((byte)(packed ? 0xDD : 0xB0)); // Packet ID
writer.Seek(2, SeekOrigin.Current);
writer.Write(gump.Serial);
writer.Write(gump.TypeID);
writer.Write(gump.X);
writer.Write(gump.Y);
var spanWriter = new SpanWriter(512, true);
if (!gump.Draggable)
{
spanWriter.Write(Gump.NoMove);
}
if (!gump.Closable)
{
spanWriter.Write(Gump.NoClose);
}
if (!gump.Disposable)
{
spanWriter.Write(Gump.NoDispose);
}
if (!gump.Resizable)
{
spanWriter.Write(Gump.NoResize);
}
var stringsList = new OrderedHashSet <string>(11);
foreach (var entry in gump.Entries)
{
entry.AppendTo(ref spanWriter, stringsList, ref entries, ref switches);
}
if (packed)
{
spanWriter.Write((byte)0); // Layout text terminator
WritePacked(ref writer, spanWriter.Span);
}
else
{
writer.Write((ushort)spanWriter.BytesWritten);
writer.Write(spanWriter.Span);
}
if (packed)
{
writer.Write(stringsList.Count);
}
else
{
writer.Write((ushort)stringsList.Count);
}
spanWriter.Seek(0, SeekOrigin.Begin);
foreach (var str in stringsList)
{
var s = str ?? "";
spanWriter.Write((ushort)s.Length);
spanWriter.WriteBigUni(s);
}
if (packed)
{
WritePacked(ref writer, spanWriter.Span);
}
else
{
writer.Write(spanWriter.Span);
}
writer.WritePacketLength();
ns.Send(writer.Span);
spanWriter.Dispose(); // Can't use using and refs, so we dispose manually
}
