1 files changed, 27 insertions, 5 deletions
diff --git a/Week8/src/qtrees/QTNode.java b/Week8/src/qtrees/QTNode.java
index 4498dff..26cf9e1 100644
--- a/Week8/src/qtrees/QTNode.java
+++ b/Week8/src/qtrees/QTNode.java
@@ -1,18 +1,40 @@
-
 package qtrees;
 
+import java.io.IOException;
 import java.io.Writer;
 
 /**
- *
+ * Representation of a node in a QTree
  * @author Sjaak Smetsers
- * @version 18-03-2014
+ * @author Camil Staps, s4498062
+ * 
+ * Note: the version by Sjaak Smetsers contained a sameLeaf method. This seems to be reduntant though, so I removed it.
  */
 public abstract class QTNode {
+    /**
+     * Fill a (part of a) bitmap with this node
+     * @param x the x coordinate of the top left corner
+     * @param y the y coordinate of the top left corner
+     * @param width the width of the part of the bitmap to fill
+     * @param bitmap the bitmap to fill
+     */
     public abstract void fillBitmap( int x, int y, int width, Bitmap bitmap );
-    public abstract void writeNode( Writer out );
-    public abstract boolean sameLeaf( QTNode other_node );
+    
+    /**
+     * Write a node as bitstream
+     * @param out Writer to write to
+     * @throws IOException is passed on from Writer
+     */
+    public abstract void writeNode( Writer out ) throws IOException;
 
+    /**
+     * Fill a complete area of a bitmap with a particular value
+     * @param x the x coordinate of the top left corner
+     * @param y the y coordinate of the top left corner
+     * @param width the width (and height) of the area to fill
+     * @param bitmap the bitmap to fill
+     * @param val the value to fill the area with
+     */
     public static void fillArea( int x, int y, int width, Bitmap bitmap, boolean val ){
         for (int i = 0; i < width; i++) {
             for (int j = 0; j < width; j++) {