Add original project.

app/src/main/java/com/hyperling/apps/games/Animation.java

@@ -0,0 +1,54 @@
+package com.hyperling.apps.games;
+
+import android.graphics.Bitmap;
+
+/**
+ * Created by ling on 12/22/16.
+ */
+
+public class Animation {
+
+    private Bitmap[] frames;
+    private int currentFrame;
+    private long startTime;
+    private long delay;
+    private boolean playedOnce;
+
+    public void setFrames(Bitmap[] f) {
+        frames = f;
+    }
+
+    public void setDelay(long d) {
+        delay = d;
+    }
+
+    public void setCurrentFrame(int cf) {
+        currentFrame = cf;
+    }
+
+    public Bitmap getImage(){
+        return frames[currentFrame];
+    }
+
+    public int getCurrentFrame(){
+        return currentFrame;
+    }
+
+    public boolean getPlayedOnce(){
+        return playedOnce;
+    }
+
+    public void update(){
+        long elapsed = System.currentTimeMillis() - startTime;
+        if (elapsed > delay){
+            currentFrame++;
+            startTime = System.currentTimeMillis();
+        }
+
+        if (currentFrame == frames.length){
+            currentFrame = 0;
+            playedOnce = true;
+        }
+    }
+
+}