"Some" improvements

HeatIndex.java

@@ -1,33 +1,21 @@
- 
+package weerstation1;
 import java.util.ArrayList;
 
 public class HeatIndex extends Grootheid{
-    public ArrayList<Double> list;
-    //constructor
+	//constructor
     public HeatIndex(Measurement measurement1, ArrayList<Measurement> measurement2){
-        list = new ArrayList<Double>();
-        updateRecent(measurement1);
+    	setName("HeatIndex");
+    	updateRecent(measurement1);
         updatePeriod(measurement2);
     }
 
-    
     public void updateRecent(Measurement measurement1){
         setCurrent(measurement1.getHeatIndex());
     }
     public void updatePeriod(ArrayList<Measurement> measurement2){
         createList(measurement2);
-        calculateMaxMin(list);
-        setMedian(StatisticsCalculator.median(list));
-    }
-    
-    public void display(){
-        super.display();
-        GUIboard.writePageToMatrix("Warmte indexcijfer", "Mediaan: " + getMedian(), "");
-    }
-    
-    public void displayGraph()
-    {
-        GUIboard.writeGraphToMatrix(list, getMin(), getMax());
+        maxMin();
+        median();
     }
     
     private void createList(ArrayList<Measurement> measurement2)
@@ -39,7 +27,7 @@ public class HeatIndex extends Grootheid{
         
         for(Measurement ms : measurement2)
         {
-            list.add(ms.getHeatIndex());
+            list.add((double)ms.getHeatIndex());
         }
     }
 }