62 lines
2.0 KiB
C++
62 lines
2.0 KiB
C++
/**
|
|
* @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://secondlife.com/developers/opensource/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://secondlife.com/developers/opensource/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 : public 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
|