Modify connection between MainWindow and the NotesInputPanel.

src/main/org/insa/graphics/drawing/BasicDrawing.java

@@ -99,6 +99,11 @@ public class BasicDrawing extends JPanel implements Drawing {
             return point;
         }
 
+        @Override
+        public Color getColor() {
+            return color;
+        }
+
         @Override
         public void moveTo(Point point) {
             this.point = point;
@@ -440,7 +445,7 @@ public class BasicDrawing extends JPanel implements Drawing {
 
     @Override
     public void drawGraph(Graph graph, GraphPalette palette) {
-        clear();
+        this.clear();
         initialize(graph);
         for (Node node: graph.getNodes()) {
             for (Arc arc: node.getSuccessors()) {

src/main/org/insa/graphics/drawing/MapViewDrawing.java

@@ -80,8 +80,12 @@ public class MapViewDrawing extends MapView implements Drawing {
 
     private class MapViewMarkerOverlay extends MapViewOverlay implements MarkerOverlay {
 
-        public MapViewMarkerOverlay(Marker marker) {
+        // Color of this marker
+        Color color;
+
+        public MapViewMarkerOverlay(Marker marker, Color color) {
             super(new Layer[] { marker });
+            this.color = color;
         }
 
         @Override
@@ -90,6 +94,11 @@ public class MapViewDrawing extends MapView implements Drawing {
             return new Point(marker.getLatLong().getLongitude(), marker.getLatLong().getLatitude());
         }
 
+        @Override
+        public Color getColor() {
+            return color;
+        }
+
         @Override
         public void moveTo(Point point) {
             Marker marker = (Marker) this.layers[0];
@@ -187,7 +196,7 @@ public class MapViewDrawing extends MapView implements Drawing {
 
     @Override
     public MarkerOverlay drawMarker(Point point, Color color) {
-        return new MapViewMarkerOverlay(createMarker(point, color));
+        return new MapViewMarkerOverlay(createMarker(point, color), color);
     }
 
     @Override

src/main/org/insa/graphics/drawing/overlays/MarkerOverlay.java

@@ -1,9 +1,16 @@
 package org.insa.graphics.drawing.overlays;
 
+import java.awt.Color;
+
 import org.insa.graph.Point;
 
 public interface MarkerOverlay extends Overlay {
 
+    /**
+     * @return Color associated with this marker.
+     */
+    public Color getColor();
+
     /**
      * @return The point associated with this marker.
      */