Engine: Added ChangeFrequencyMoveEvent

Closes #17

1 files changed, 36 insertions, 0 deletions

@@ -0,0 +1,36 @@
+/*
+ * To change this template, choose Tools | Templates
+ * and open the template in the editor.
+ */
+
+package com.fourisland.fourpuzzle.gamestate.mapview.event.specialmove;
+
+import com.fourisland.fourpuzzle.gamestate.mapview.event.Event;
+import com.fourisland.fourpuzzle.gamestate.mapview.event.LayerEvent;
+
+/**
+ * ChangeFrequencyMoveEvent changes the walk frequency of an event; in other
+ * words, it changes how how often this event will initiate movement. The event
+ * must be a LayerEvent and the frequency must be larger than or equal to 1.
+ * 
+ * @author hatkirby
+ */
+public class ChangeFrequencyMoveEvent implements MoveEvent {
+
+    private int freq;
+    public ChangeFrequencyMoveEvent(int freq)
+    {
+        this.freq = freq;
+    }
+
+    public void doAction(Event ev)
+    {
+        if (!(ev instanceof LayerEvent))
+        {
+            throw new IllegalArgumentException("");
+        }
+        
+        ((LayerEvent) ev).setFrequency(freq);
+    }
+
+}