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+/*
+ This file is part of Ingen.
+ Copyright 2007-2012 David Robillard <http://drobilla.net/>
+
+ Ingen is free software: you can redistribute it and/or modify it under the
+ terms of the GNU Affero General Public License as published by the Free
+ Software Foundation, either version 3 of the License, or any later version.
+
+ Ingen 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 Affero General Public License for details.
+
+ You should have received a copy of the GNU Affero General Public License
+ along with Ingen. If not, see <http://www.gnu.org/licenses/>.
+*/
+
+#ifndef INGEN_CLIENT_EDGE_MODEL_HPP
+#define INGEN_CLIENT_EDGE_MODEL_HPP
+
+#include <cassert>
+
+#include "raul/Path.hpp"
+#include "raul/SharedPtr.hpp"
+
+#include "ingen/Connection.hpp"
+#include "ingen/client/PortModel.hpp"
+
+namespace Ingen {
+namespace Client {
+
+class ClientStore;
+
+/** Class to represent a port->port connections in the engine.
+ *
+ * \ingroup IngenClient
+ */
+class EdgeModel : public Connection
+{
+public:
+ SharedPtr<PortModel> tail() const { return _tail; }
+ SharedPtr<PortModel> head() const { return _head; }
+
+ const Raul::Path& tail_path() const { return _tail->path(); }
+ const Raul::Path& head_path() const { return _head->path(); }
+
+private:
+ friend class ClientStore;
+
+ EdgeModel(SharedPtr<PortModel> tail, SharedPtr<PortModel> head)
+ : _tail(tail)
+ , _head(head)
+ {
+ assert(_tail);
+ assert(_head);
+ assert(_tail->parent());
+ assert(_head->parent());
+ assert(_tail->path() != _head->path());
+ }
+
+ const SharedPtr<PortModel> _tail;
+ const SharedPtr<PortModel> _head;
+};
+
+} // namespace Client
+} // namespace Ingen
+
+#endif // INGEN_CLIENT_EDGE_MODEL_HPP