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* Copyright (C) 2011 Tim Marston <tim@ed.am> and Dan Marston.
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* This file is part of propeller-clock (hereafter referred to as "this
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* program"). See http://ed.am/dev/software/arduino/propeller-clock for more
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Lesser General Public License as published
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* by the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU Lesser General Public License for more details.
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* You should have received a copy of the GNU Lesser General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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* Add a duration at which the specified event id should be triggered.
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* @oaram duration the time at which the event should be triggered
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* @param event_id a unique identifier for the event (not 0)
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void add_event_at( int duration, int event_id );
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* Update internal state
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* Retrieve the event id of the event that was triggered at the last
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* update, if there was one.
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* @return event id, or 0
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int get_triggered_event();
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* @oaram pointer to ordered, zero-terminated array of event times
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void set_event_times( int *event_times );
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* Update internal state (call as regularly sa possible!)
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* Get the first pending event.
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* @return event id, 0 if there isn't any
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/** milliseconds since last state change */
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/** triggered event */
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/** press events durations -> event ids */
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std::map< int, int > _press_events;
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/** time when current state began */
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unsigned long _state_millis;
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/** milliseconds that have been accountred for (in terms of
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* triggering events) since current state began */
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unsigned long _state_duration;
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/** pointer to event times */