Deleted and Fixed some redundant code

- Deleted some unused functions
- Fixed NullPointerException for Marks
#story[881] #pair[fwy13,jam339]

visualiser/src/main/java/seng302/Model/ResizableRaceCanvas.java

@@ -31,7 +31,6 @@ public class ResizableRaceCanvas extends ResizableCanvas {
     private boolean annoPath = true;
     private List<Color> colours;
     private final List<Marker> markers;
-    double[] xpoints = {}, ypoints = {};
     private final RaceDataSource raceData;
 
     public ResizableRaceCanvas(RaceDataSource raceData) {
@@ -77,22 +76,6 @@ public class ResizableRaceCanvas extends ResizableCanvas {
         this.map = map;
     }
 
-    /**
-     * Displays the mark of a race as a circle.
-     *
-     * @param graphCoordinate Latitude and Longitude in GraphCoordinate that it
-     *                        is to be displayed as.
-     * @param paint           Colour the mark is to be coloured.
-     * @see GraphCoordinate
-     * @see Color
-     * @see Paint
-     */
-    public void displayMark(GraphCoordinate graphCoordinate, Paint paint) {
-        double d = 25;
-        this.gc.setFill(paint);
-        gc.fillOval(graphCoordinate.getX() - (d / 2), graphCoordinate.getY() - (d / 2), d, d);
-    }
-
     private void displayBoat(Boat boat, double angle, Color colour) {
         if (boat.getCurrentPosition() != null) {
             GraphCoordinate pos = this.map.convertGPS(boat.getCurrentPosition());
@@ -258,19 +241,6 @@ public class ResizableRaceCanvas extends ResizableCanvas {
         }
     }
 
-    /**
-     * Draws a boat at a certain GPSCoordinate
-     *
-     * @param colour         Colour to colour boat.
-     * @param gpsCoordinates GPScoordinate that the boat is to be drawn at.
-     * @see GPSCoordinate
-     * @see Color
-     */
-    public void drawBoat(Color colour, GPSCoordinate gpsCoordinates) {
-        GraphCoordinate graphCoordinate = this.map.convertGPS(gpsCoordinates);
-        displayPoint(graphCoordinate, colour);
-    }
-
     /**
      * Toggle the raceAnno value
      */