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+/**
+ * @file lleventtimer.cpp
+ * @brief Cross-platform objects for doing timing
+ *
+ * $LicenseInfo:firstyear=2000&license=viewergpl$
+ *
+ * Copyright (c) 2000-2009, 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.
+ * $/LicenseInfo$
+ */
+
+#include "linden_common.h"
+
+#include "lleventtimer.h"
+
+#include "u64.h"
+
+
+//////////////////////////////////////////////////////////////////////////////
+//
+// LLEventTimer Implementation
+//
+//////////////////////////////////////////////////////////////////////////////
+
+LLEventTimer::LLEventTimer(F32 period)
+: mEventTimer()
+{
+ mPeriod = period;
+}
+
+LLEventTimer::LLEventTimer(const LLDate& time)
+: mEventTimer()
+{
+ mPeriod = (F32)(time.secondsSinceEpoch() - LLDate::now().secondsSinceEpoch());
+}
+
+
+LLEventTimer::~LLEventTimer()
+{
+}
+
+//static
+void LLEventTimer::updateClass()
+{
+ std::list<LLEventTimer*> completed_timers;
+
+ {
+ LLInstanceTrackerScopedGuard guard;
+ for (instance_iter iter = guard.beginInstances(); iter != guard.endInstances(); )
+ {
+ LLEventTimer& timer = *iter++;
+ F32 et = timer.mEventTimer.getElapsedTimeF32();
+ if (timer.mEventTimer.getStarted() && et > timer.mPeriod) {
+ timer.mEventTimer.reset();
+ if ( timer.tick() )
+ {
+ completed_timers.push_back( &timer );
+ }
+ }
+ }
+ }
+
+ if ( completed_timers.size() > 0 )
+ {
+ for (std::list<LLEventTimer*>::iterator completed_iter = completed_timers.begin();
+ completed_iter != completed_timers.end();
+ completed_iter++ )
+ {
+ delete *completed_iter;
+ }
+ }
+}
+
+