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authorDavid Robillard <d@drobilla.net>2007-02-10 01:44:16 +0000
committerDavid Robillard <d@drobilla.net>2007-02-10 01:44:16 +0000
commit9f2a520a8f20661385bf6c9f7447aef1227d8696 (patch)
tree1390784d2025a183715319c5ef78b4e2f729547d /src/Node.hpp
parent374f7e8f35e0205b056184c889b2caf5cdac08ec (diff)
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Fix previous (broken) commit.
git-svn-id: http://svn.drobilla.net/lad/machina@296 a436a847-0d15-0410-975c-d299462d15a1
Diffstat (limited to 'src/Node.hpp')
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-/* This file is part of Machina.
- * Copyright (C) 2007 Dave Robillard <http://drobilla.net>
- *
- * Machina 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.
- *
- * Machina 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 Street, Fifth Floor, Boston, MA 02110-1301, USA
- */
-
-#ifndef MACHINA_NODE_HPP
-#define MACHINA_NODE_HPP
-
-#include <list>
-#include <boost/utility.hpp>
-#include <raul/SharedPtr.h>
-#include "types.hpp"
-#include "Action.hpp"
-
-namespace Machina {
-
-class Edge;
-
-
-/** A node is a state (as in a FSM diagram), or "note".
- *
- * It contains a action, as well as a duration and pointers to it's
- * successors (states/nodes that (may) follow it).
- *
- * Initial nodes do not have enter actions (since they are entered at
- * an undefined point in time <= 0).
- */
-class Node : public boost::noncopyable {
-public:
- typedef std::string ID;
-
- Node(FrameCount duration=0, bool initial=false);
-
- void add_enter_action(Action* action);
- void remove_enter_action(Action* action);
-
- void add_exit_action(Action* action);
- void remove_exit_action(Action* action);
-
- void enter(Timestamp time);
- void exit(Timestamp time);
-
- void add_outgoing_edge(SharedPtr<Edge> edge);
- void remove_outgoing_edge(SharedPtr<Edge> edge);
-
- bool is_initial() const { return _is_initial; }
- void set_initial(bool i) { _is_initial = i; }
- bool is_active() const { return _is_active; }
- Timestamp enter_time() const { return _enter_time; }
- Timestamp exit_time() const { return _enter_time + _duration; }
- FrameCount duration() { return _duration; }
- void set_duration(FrameCount d) { _duration = d; }
-
- typedef std::list<SharedPtr<Edge> > EdgeList;
- const EdgeList& outgoing_edges() const { return _outgoing_edges; }
-
-private:
- bool _is_initial;
- bool _is_active;
- Timestamp _enter_time; ///< valid iff _is_active
- FrameCount _duration;
- Action* _enter_action;
- Action* _exit_action;
- EdgeList _outgoing_edges;
-};
-
-
-} // namespace Machina
-
-#endif // MACHINA_NODE_HPP