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+/* This file is part of Ingen.
+ * Copyright (C) 2007 Dave Robillard <http://drobilla.net>
+ *
+ * Ingen 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.
+ *
+ * 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 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.,
+ * 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
+ */
+
+#ifndef PORTMODEL_H
+#define PORTMODEL_H
+
+#include <cstdlib>
+#include <iostream>
+#include <string>
+#include <vector>
+#include <sigc++/sigc++.h>
+#include <raul/SharedPtr.hpp>
+#include <raul/Path.hpp>
+#include "interface/Port.hpp"
+#include "ObjectModel.hpp"
+
+using std::string; using std::vector;
+
+namespace Ingen {
+namespace Client {
+
+
+/** Model of a port.
+ *
+ * \ingroup IngenClient
+ */
+class PortModel : public ObjectModel, public Ingen::Shared::Port
+{
+public:
+ enum Direction { INPUT, OUTPUT };
+
+ inline uint32_t index() const { return _index; }
+ inline DataType type() const { return _type; }
+ inline const Atom& value() const { return _current_val; }
+ inline bool connected() const { return (_connections > 0); }
+ inline bool is_input() const { return (_direction == INPUT); }
+ inline bool is_output() const { return (_direction == OUTPUT); }
+
+ bool is_logarithmic() const;
+ bool is_integer() const;
+ bool is_toggle() const;
+
+ inline bool operator==(const PortModel& pm) const { return (_path == pm._path); }
+
+ inline void value(const Atom& val) {
+ if (val != _current_val) {
+ _current_val = val;
+ signal_value_changed.emit(val);
+ }
+ }
+
+ inline void value(uint32_t voice, const Atom& val) {
+ // FIXME: implement properly
+ signal_voice_changed.emit(voice, val);
+ }
+
+ // Signals
+ sigc::signal<void, const Atom&> signal_value_changed; ///< Value ports
+ sigc::signal<void, uint32_t, const Atom&> signal_voice_changed; ///< Polyphonic value ports
+ sigc::signal<void> signal_activity; ///< Message ports
+ sigc::signal<void, SharedPtr<PortModel> > signal_connection;
+ sigc::signal<void, SharedPtr<PortModel> > signal_disconnection;
+
+private:
+ friend class ClientStore;
+
+ PortModel(const Path& path, uint32_t index, DataType type, Direction dir)
+ : ObjectModel(path)
+ , _index(index)
+ , _type(type)
+ , _direction(dir)
+ , _current_val(0.0f)
+ , _connections(0)
+ {
+ if (_type == DataType::UNKNOWN)
+ std::cerr << "[PortModel] Warning: Unknown port type" << std::endl;
+ }
+
+ void add_child(SharedPtr<ObjectModel> c) { throw; }
+ bool remove_child(SharedPtr<ObjectModel> c) { throw; }
+
+ void connected_to(SharedPtr<PortModel> p) { ++_connections; signal_connection.emit(p); }
+ void disconnected_from(SharedPtr<PortModel> p) { --_connections; signal_disconnection.emit(p); }
+
+ void set(SharedPtr<ObjectModel> model);
+
+ uint32_t _index;
+ DataType _type;
+ Direction _direction;
+ Atom _current_val;
+ size_t _connections;
+};
+
+
+} // namespace Client
+} // namespace Ingen
+
+#endif // PORTMODEL_H