Updated final version according to feedback

1 files changed, 32 insertions, 5 deletions

diff --git a/Week4/src/oo15loipe/Loipe.java b/Week4/src/oo15loipe/Loipe.java
index 3ac4fd9..9155988 100644
--- a/Week4/src/oo15loipe/Loipe.java
+++ b/Week4/src/oo15loipe/Loipe.java
@@ -38,8 +38,27 @@ public class Loipe implements InfoLoipe {
      * @param pad 
      */
     public Loipe (String pad) {
+        setLoipe(pad);
+    }
+    
+    /**
+     * Refresh everything based on a new path
+     * 
+     * @param pad 
+     */
+    public final void setLoipe(String pad) {
+        setWidthAndHeight(pad);
+        fillLoipe(pad);
         
-        // First calculate width and height
+        path_pointer = 0;
+    }
+    
+    /**
+     * Set the width and height of the loipe based on a path
+     * 
+     * @param pad 
+     */
+    private void setWidthAndHeight(String pad) {
         int direction = DIRECTION_NORTH;
         
         int maxX = 0, maxY = 0, minX = 0, minY = 0;
@@ -83,13 +102,21 @@ public class Loipe implements InfoLoipe {
         
         height = maxY - minY + 1;
         width = maxX - minX + 1;
-        start = new Punt(-minX, -minY);
         
-        // Now fill the Loipe
+        start = new Punt(-minX, -minY);
+    }
+    
+    /**
+     * Fill the loipe with fragments based on a path.
+     * Assumes the width, height and start attributes to be correct.
+     * 
+     * @param pad 
+     */
+    private void fillLoipe(String pad) {
         loipe = new Fragment[width + 1][height + 1];
         path = new Punt[pad.length()];
-        current_point = start;
-        direction = DIRECTION_NORTH;
+        Punt current_point = start;
+        int direction = DIRECTION_NORTH;
         
         for (int i = 0; i < pad.length(); i++) {
             path[i] = current_point;