From 243f33b5eae4e5dc96e8134c650ea74daa07ee35 Mon Sep 17 00:00:00 2001
From: n0n4m3 <none@none>
Date: Sat, 19 Dec 2009 10:12:40 +0100
Subject: Implement new visibility system, based on Silverice patch for mangos

--HG--
branch : trunk
---
 src/shared/Timer.h | 23 +++++++++++++++++++++++
 1 file changed, 23 insertions(+)

(limited to 'src/shared')

diff --git a/src/shared/Timer.h b/src/shared/Timer.h
index 82f5be161d9..46bba5475bc 100644
--- a/src/shared/Timer.h
+++ b/src/shared/Timer.h
@@ -95,5 +95,28 @@ struct TimeTrackerSmall
     int32 i_expiryTime;
 };
 
+struct PeriodicTimer
+{
+    PeriodicTimer(int32 period, int32 start_time) :
+      i_expireTime(start_time), i_period(period) {}
+
+    bool Update(const uint32 &diff)
+    {
+        if((i_expireTime -= diff) > 0)
+            return false;
+
+        i_expireTime += i_period > diff ? i_period : diff;
+        return true;
+    }
+
+    void SetPeriodic(int32 period, int32 start_time)
+    {
+        i_expireTime=start_time, i_period=period;
+    }
+
+    int32 i_period;
+    int32 i_expireTime;
+};
+
 #endif
 
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