lleventtimer.h
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- /**
- * @file lleventtimer.h
- * @brief Cross-platform objects for doing timing
- *
- * $LicenseInfo:firstyear=2000&license=viewergpl$
- *
- * Copyright (c) 2000-2010, Linden Research, Inc.
- *
- * Second Life Viewer Source Code
- * The source code in this file ("Source Code") is provided by Linden Lab
- * to you under the terms of the GNU General Public License, version 2.0
- * ("GPL"), unless you have obtained a separate licensing agreement
- * ("Other License"), formally executed by you and Linden Lab. Terms of
- * the GPL can be found in doc/GPL-license.txt in this distribution, or
- * online at http://secondlifegrid.net/programs/open_source/licensing/gplv2
- *
- * There are special exceptions to the terms and conditions of the GPL as
- * it is applied to this Source Code. View the full text of the exception
- * in the file doc/FLOSS-exception.txt in this software distribution, or
- * online at
- * http://secondlifegrid.net/programs/open_source/licensing/flossexception
- *
- * By copying, modifying or distributing this software, you acknowledge
- * that you have read and understood your obligations described above,
- * and agree to abide by those obligations.
- *
- * ALL LINDEN LAB SOURCE CODE IS PROVIDED "AS IS." LINDEN LAB MAKES NO
- * WARRANTIES, EXPRESS, IMPLIED OR OTHERWISE, REGARDING ITS ACCURACY,
- * COMPLETENESS OR PERFORMANCE.
- * $/LicenseInfo$
- */
- #ifndef LL_EVENTTIMER_H
- #define LL_EVENTTIMER_H
- #include "stdtypes.h"
- #include "lldate.h"
- #include "llinstancetracker.h"
- #include "lltimer.h"
- // class for scheduling a function to be called at a given frequency (approximate, inprecise)
- class LL_COMMON_API LLEventTimer : protected LLInstanceTracker<LLEventTimer>
- {
- public:
- LLEventTimer(F32 period); // period is the amount of time between each call to tick() in seconds
- LLEventTimer(const LLDate& time);
- virtual ~LLEventTimer();
-
- //function to be called at the supplied frequency
- // Normally return FALSE; TRUE will delete the timer after the function returns.
- virtual BOOL tick() = 0;
- static void updateClass();
- protected:
- LLTimer mEventTimer;
- F32 mPeriod;
- };
- #endif //LL_EVENTTIMER_H