From acbda29f838280ba98cf9e9e539e9d8a6e8fc6ad Mon Sep 17 00:00:00 2001
From: David Robillard <d@drobilla.net>
Date: Fri, 9 Jun 2006 15:07:31 +0000
Subject: Added Om aka Graph aka god knows what

git-svn-id: http://svn.drobilla.net/lad/grauph@9 a436a847-0d15-0410-975c-d299462d15a1
---
 src/engine/BridgeNode.h | 90 +++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 90 insertions(+)
 create mode 100644 src/engine/BridgeNode.h

(limited to 'src/engine/BridgeNode.h')

diff --git a/src/engine/BridgeNode.h b/src/engine/BridgeNode.h
new file mode 100644
index 00000000..99fad912
--- /dev/null
+++ b/src/engine/BridgeNode.h
@@ -0,0 +1,90 @@
+/* This file is part of Om.  Copyright (C) 2006 Dave Robillard.
+ * 
+ * Om is free software; you can redistribute it and/or modify it under the
+ * terms of the GNU General Public License as published by the Free Software
+ * Foundation; either version 2 of the License, or (at your option) any later
+ * version.
+ * 
+ * Om is distributed in the hope that it will be useful, but WITHOUT ANY
+ * WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
+ * FOR A PARTICULAR PURPOSE.  See the GNU General Public License for details.
+ * 
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, write to the Free Software Foundation, Inc.,
+ * 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+ */
+
+#ifndef BRIDGENODE_H
+#define BRIDGENODE_H
+
+#include <string>
+#include "InternalNode.h"
+#include "PortBase.h"
+using std::string;
+
+template <typename T> class ListNode;
+
+namespace Om {
+
+class DriverPort;
+namespace Shared {
+	class ClientInterface;
+} using Shared::ClientInterface;
+
+
+/** A Node to represent input/output Ports on a Patch.
+ *
+ * This node acts as both a Node and a Port (it is the only Node type that
+ * returns non-null for as_port()).  The node is a normal Node in a Patch,
+ * the Port is a Port on that Patch (port->parent == node->parent).
+ * 
+ * This class handles all DriverPort functionality as well (if this Node
+ * is on a top level Patch).
+ *
+ * Both input and output nodes are handled in this class.
+ *
+ * This node will force itself to monophonic (regardless of the poly parameter
+ * passed to constructor) if the parent of the patch it's representing a port
+ * on has a different polyphony than the patch (since connecting mismatched
+ * polyphonies is impossible).
+ *
+ * \ingroup engine
+ */
+template <typename T>
+class BridgeNode : public InternalNode
+{
+public:
+	virtual ~BridgeNode();
+	
+	Port* as_port() { return m_external_port; }
+	
+	void activate();
+	void deactivate();
+	void add_to_patch();
+	void remove_from_patch();
+	//void send_creation_messages(ClientInterface* client) const;
+
+	void set_path(const Path& new_path);
+	
+protected:	
+	// Disallow copies (undefined)
+	BridgeNode(const BridgeNode&);
+	BridgeNode& operator=(const BridgeNode&);
+	
+	BridgeNode(const string& path, size_t poly, Patch* parent, samplerate srate, size_t buffer_size);
+
+	/** Driver port, used if this is on a top level Patch */
+	DriverPort*  m_driver_port;
+	
+	ListNode<InternalNode*>* m_listnode;
+	
+	PortBase<T>*  m_external_port;
+};
+
+
+template class BridgeNode<sample>;
+template class BridgeNode<MidiMessage>;
+
+} // namespace Om
+
+#endif // BRIDGENODE_H
-- 
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