?? time_sched.h
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/* * This file is part of Ambulant Player, www.ambulantplayer.org. * * Copyright (C) 2003-2007 Stichting CWI, * Kruislaan 413, 1098 SJ Amsterdam, The Netherlands. * * Ambulant Player is free software; you can redistribute it and/or modify * it under the terms of the GNU Lesser General Public License as published by * the Free Software Foundation; either version 2.1 of the License, or * (at your option) any later version. * * Ambulant Player 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 Lesser General Public License for more details. * * You should have received a copy of the GNU Lesser General Public License * along with Ambulant Player; if not, write to the Free Software * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA *//* * @$Id: time_sched.h,v 1.10 2007/02/12 14:14:45 jackjansen Exp $ */#ifndef AMBULANT_SMIL2_TIME_SCHED_H#define AMBULANT_SMIL2_TIME_SCHED_H#include "ambulant/config/config.h"#include "ambulant/smil2/time_node.h"#include "ambulant/lib/timer.h"#include <map>#include <list>namespace ambulant {namespace smil2 {class time_node;class scheduler { public: typedef lib::timer::time_type time_type; scheduler(time_node *root, lib::timer_control *timer); ~scheduler(); time_type exec(); void reset_document(); void start(time_node *tn); void update_horizon(time_type t); static void reset(time_node *tn); static void set_context(time_node *tn, time_node_context *ctx); static bool has_resolved_end(time_node *tn); static std::string get_state_sig(time_node *tn); private: void _reset_document(); time_type _exec(); time_type _exec(time_type now); void goto_next(time_node *tn); void goto_previous(time_node *tn); void restart(time_node *tn); void activate_node(time_node *tn); void activate_seq_child(time_node *parent, time_node *child); void activate_par_child(time_node *parent, time_node *child); void activate_excl_child(time_node *parent, time_node *child); void activate_media_child(time_node *parent, time_node *child); void set_ffwd_mode(time_node *tn, bool b); time_node *m_root; lib::timer_control *m_timer; time_type m_horizon; bool m_locked; lib::critical_section m_lock; void lock(); void unlock(); bool locked() const { return m_locked;}#if 0 // Used only locally in scheduler::_exec typedef std::map<time_node::time_type, std::list<time_node*> > event_map_t; event_map_t m_events;#endif enum { idle_resolution = 100};};} // namespace smil2 } // namespace ambulant#endif // AMBULANT_SMIL2_TIME_SCHED_H
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