void Curse(Player sender) {
if (sender.ExtraData["cursorlocked"] != null && (bool)sender.ExtraData["cursorlocked"]) return;
lock (this) {
sender.ExtraData["cursorlocked"] = true;
if (sender.ExtraData["Cursor"] != null) {
Vector3S old;
if (sender.ExtraData["Cursor"].GetType() == typeof(Vector3S))
old = (Vector3S)sender.ExtraData["Cursor"];
else {
old = new Vector3S();
old.FromString((string)sender.ExtraData["Cursor"]);
}
sender.SendBlockChange((ushort)old.x, (ushort)old.z, (ushort)old.y, sender.Level.GetBlock(old));
}
Vector3S cursor = sender.GetBlockFromView();
if ((object)cursor != null) {
sender.SendBlockChange((ushort)cursor.x, (ushort)cursor.z, (ushort)cursor.y, 21);
}
sender.ExtraData["Cursor"] = cursor;
sender.ExtraData["cursorlocked"] = false;
}
}