private OSCManager()
{
_rootNode = new OSCTreeNode()
{
NodeName = "root"
};
_removeAddresses = new List <string>();
}
void ListenToAddressInternal(string address, OSCMessageHandler handler)
{
OSCTreeNode leaf = GetLeaf(address);
if (!leaf.Handlers.Contains(handler))
{
leaf.Handlers.Add(handler);
}
}
void UpdateInternal()
{
if (s_PendingMessages.Count > 0)
{
// Get the mail
s_PendingMessageLock.WaitOne();
OSCMessage[] messages = s_PendingMessages.ToArray();
s_PendingMessages.Clear();
s_PendingMessageLock.ReleaseMutex();
int breakIndex = -1;
for (int i = 0; i < messages.Length; i++)
{
OSCMessage msg = messages[i];
OSCTreeNode node = GetLeaf(msg.Address, false);
if (node != null)
{
foreach (OSCMessageHandler handler in node.Handlers)
{
if (!handler(msg))
{
breakIndex = i + 1;
}
}
}
if (breakIndex >= 0)
{
break;
}
}
if (breakIndex >= 0)
{
s_PendingMessageLock.WaitOne();
for (int i = messages.Length - 1; i >= breakIndex; i--)
{
s_PendingMessages.Insert(0, messages[i]);
}
s_PendingMessageLock.ReleaseMutex();
}
}
foreach (string remove in _removeAddresses)
{
OSCTreeNode node = GetLeaf(remove, false);
if (node != null)
{
node.Handlers.Clear();
}
}
_removeAddresses.Clear();
}
OSCTreeNode GetLeaf(string address, bool buildTree = true)
{
string[] pieces = address.ToLower().Split('/');
if (pieces.Length < 1)
{
return(null);
}
OSCTreeNode treeCursor = _rootNode;
int firstPiece = (pieces[0] == "root") ? 1 : 0;
for (int i = firstPiece; i < pieces.Length; i++)
{
OSCTreeNode nextNode = null;
if (treeCursor.Children != null)
{
foreach (OSCTreeNode child in treeCursor.Children)
{
if (child.NodeName == pieces[i])
{
nextNode = child;
break;
}
}
}
if (nextNode == null)
{
if (!buildTree)
{
return(null);
}
nextNode = new OSCTreeNode()
{
NodeName = pieces[i], Handlers = new List <OSCMessageHandler>(), Parent = treeCursor
};
if (treeCursor.Children == null)
{
treeCursor.Children = new List <OSCTreeNode>();
}
treeCursor.Children.Add(nextNode);
}
treeCursor = nextNode;
}
return(treeCursor);
}
