Implement OilOfSharpness

Assets/Battle/BattleClock.cs

@@ -0,0 +1,29 @@
+public class BattleClock {
+    public delegate void TimeChangedAction(BattleTime timeNow);
+    public event TimeChangedAction OnTimeChanged;
+
+    private int mRoundNumber;
+    private RoundStep mStep;
+
+    public BattleClock() {
+        mRoundNumber = 0;
+        mStep = RoundStep.None;
+    }
+
+    public void AdvanceRound() {
+        mRoundNumber++;
+        mStep = RoundStep.StartOfRound;
+        TriggerOnTimeChanged();
+    }
+
+    public void AdvanceToStep(RoundStep step) {
+        mStep = step;
+        TriggerOnTimeChanged();
+    }
+
+    private void TriggerOnTimeChanged() {
+        if (OnTimeChanged != null) OnTimeChanged(this.Now);
+    }
+
+    public BattleTime Now {get => new BattleTime(mRoundNumber, mStep);}
+}