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+/*
+ * To change this template, choose Tools | Templates
+ * and open the template in the editor.
+ */
+
+package com.fourisland.fourpuzzle.transition;
+
+import com.fourisland.fourpuzzle.Display;
+import com.fourisland.fourpuzzle.Game;
+import com.fourisland.fourpuzzle.util.PauseTimer;
+import java.awt.Color;
+import java.awt.Graphics2D;
+import java.awt.image.BufferedImage;
+
+/**
+ *
+ * @author hatkirby
+ */
+public class FadeTransition implements MultidirectionalTransition {
+    
+    private TransitionDirection direction;
+    public FadeTransition(TransitionDirection direction)
+    {
+        this.direction = direction;
+    }
+
+    public TransitionDirection getDirection()
+    {
+        return direction;
+    }
+
+    private int ticks = 750 / Game.FPS;
+    private PauseTimer pt = new PauseTimer(ticks);
+    public boolean render(Graphics2D g)
+    {
+        BufferedImage temp = Display.createCanvas(Game.WIDTH, Game.HEIGHT);
+        double alpha = 1.0 * pt.getTimer() / ticks * 0.75;
+
+        for (int i=0;i<Game.WIDTH;i++)
+        {
+            for (int j=0;j<Game.HEIGHT;j++)
+            {
+                if (direction == TransitionDirection.Out)
+                {
+                    temp.setRGB(i, j, combine(preTransition.getRGB(i, j), Color.BLACK.getRGB(), alpha));
+                } else if (direction == TransitionDirection.In)
+                {
+                    temp.setRGB(i, j, combine(preTransition.getRGB(i, j), postTransition.getRGB(i, j), alpha));
+                }
+            }
+        }
+        
+        g.drawImage(temp, 0, 0, null);
+        
+        if (pt.isElapsed())
+        {
+            return true;
+        }
+        
+        return false;
+    }
+    
+    public static int combine(int c1, int c2, double alpha)
+    {
+        Color co1 = new Color(c1);
+        Color co2 = new Color(c2);
+        
+        int r = (int) (alpha * co1.getRed() + (1 - alpha) * co2.getRed());
+        int g = (int) (alpha * co1.getGreen() + (1 - alpha) * co2.getGreen());
+        int b = (int) (alpha * co1.getBlue() + (1 - alpha) * co2.getBlue());
+
+        return new Color(r, g, b).getRGB();
+    }
+
+    private BufferedImage preTransition;
+    public void setPreTransition(BufferedImage preTransition)
+    {
+        this.preTransition = preTransition;
+    }
+
+    public Transition copy()
+    {
+        return new FadeTransition(direction);
+    }
+
+    private BufferedImage postTransition;
+    public void setPostTransition(BufferedImage postTransition)
+    {
+        this.postTransition = postTransition;
+    }
+
+}