From 049f304d41e9aa8b5821e298fcb68c1b9a7e97d6 Mon Sep 17 00:00:00 2001
From: Daniel Karbach <daniel.karbach@localhorst.tv>
Date: Fri, 10 Aug 2012 22:43:03 +0200
Subject: [PATCH] added hit tracking to timers

---
 src/app/Timer.h | 30 ++++++++++++++++++++++++++++--
 1 file changed, 28 insertions(+), 2 deletions(-)

diff --git a/src/app/Timer.h b/src/app/Timer.h
index 465ed64..0a08541 100644
--- a/src/app/Timer.h
+++ b/src/app/Timer.h
@@ -10,18 +10,20 @@
 
 #include <algorithm>
 #include <list>
+#include <cmath>
 
 namespace app {
 
 template<class Time>
 struct TimerData {
 
-	TimerData() : time(0), target(0), refCount(0) { }
-	TimerData(Time target) : time(0), target(target), refCount(0) { }
+	TimerData() : time(0), target(0), refCount(0), justHit(false) { }
+	TimerData(Time target) : time(0), target(target), refCount(0), justHit(false) { }
 
 	Time time;
 	Time target;
 	int refCount;
+	bool justHit;
 
 };
 
@@ -57,6 +59,25 @@ public:
 	Time Remaining() const {
 		return data ? (data->target - data->time) : Time();
 	}
+	int Iteration() const {
+		return (data && data->target > 0) ? std::floor(data->time / data->target) : 0;
+	}
+	bool JustHit() const {
+		return data && data->justHit;
+	}
+
+	void Reset() {
+		if (data) data->time = 0;
+	}
+	void Restart() {
+		if (data) {
+			if (data->target > 0 && data->justHit) {
+				data->time -= data->target;
+			} else {
+				data->time = 0;
+			}
+		}
+	}
 
 private:
 	TimerData<Time> *data;
@@ -73,6 +94,11 @@ public:
 public:
 	void Update(Time delta) {
 		for (typename std::list<TimerData<Time> >::iterator i(data.begin()), end(data.end()); i != end;) {
+			if (i->target > 0) {
+				Time intervalTime(i->time);
+				while (intervalTime > i->target) intervalTime -= i->target;
+				i->justHit = intervalTime < i->target && intervalTime + delta >= i->target;
+			}
 			i->time += delta;
 			if (i->refCount <= 0) {
 				i = data.erase(i);
-- 
2.39.2