move LLEventTimer into its own source module. everyone includes it, almost no-one wants it. now I can dick with it a bit without rebuilding the world, at least. :)

1 files changed, 95 insertions, 0 deletions

diff --git a/indra/llcommon/lleventtimer.cpp b/indra/llcommon/lleventtimer.cpp
new file mode 100644
index 0000000000..b2fdf11197
--- /dev/null
+++ b/indra/llcommon/lleventtimer.cpp
@@ -0,0 +1,95 @@
+/** 
+ * @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
+//
+//////////////////////////////////////////////////////////////////////////////
+bool LLEventTimer::sInTickLoop = false;
+
+LLEventTimer::LLEventTimer(F32 period)
+: mEventTimer()
+{
+	mPeriod = period;
+}
+
+LLEventTimer::LLEventTimer(const LLDate& time)
+: mEventTimer()
+{
+	mPeriod = (F32)(time.secondsSinceEpoch() - LLDate::now().secondsSinceEpoch());
+}
+
+
+LLEventTimer::~LLEventTimer()
+{
+	llassert(!LLEventTimer::sInTickLoop); // this LLEventTimer was destroyed from within its own tick() function - bad.  if you want tick() to cause destruction of its own timer, make it return true.
+}
+
+//static
+void LLEventTimer::updateClass() 
+{
+	std::list<LLEventTimer*> completed_timers;
+	LLEventTimer::sInTickLoop = true;
+	for (instance_iter iter = beginInstances(); iter != 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 );
+			}
+		}
+	}
+	LLEventTimer::sInTickLoop = false;
+
+	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;
+		}
+	}
+}
+
+