Canvas Layer Created

- Canvas is created via layering.
- Resizable canvas is now a seperate abstract class
#story[782]

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

@@ -18,8 +18,7 @@ import java.util.List;
  * Cannot be downsized.
  * Created by fwy13 on 17/03/17.
  */
-public class ResizableRaceCanvas extends Canvas {
-    private GraphicsContext gc;
+public class ResizableRaceCanvas extends ResizableCanvas {
     private RaceMap map;
     private List<Boat> boats;
     private boolean raceAnno = true;
@@ -28,15 +27,11 @@ public class ResizableRaceCanvas extends Canvas {
     private boolean annoSpeed = true;
     private boolean annoPath = true;
     private List<Color> colours;
-    private List<GPSCoordinate> raceBoundaries;
     private List<Marker> markers;
     double[] xpoints = {}, ypoints = {};
 
     public ResizableRaceCanvas(RaceDataSource raceData) {
-        gc = this.getGraphicsContext2D();
-        // Redraw canvas when size changes.
-        widthProperty().addListener(evt -> drawRaceMap());
-        heightProperty().addListener(evt -> drawRaceMap());
+        super();
 
         double lat1 = raceData.getMapTopLeft().getLatitude();
         double long1 = raceData.getMapTopLeft().getLongitude();
@@ -45,7 +40,6 @@ public class ResizableRaceCanvas extends Canvas {
 
         setMap(new RaceMap(lat1, long1, lat2, long2, (int) getWidth(), (int) getHeight()));
 
-        this.raceBoundaries = raceData.getBoundary();
         this.markers = raceData.getMarkers();
         makeColours();
     }
@@ -79,7 +73,7 @@ public class ResizableRaceCanvas extends Canvas {
      */
     public void displayMark(GraphCoordinate graphCoordinate, Paint paint) {
         double d = 25;
-        gc.setFill(paint);
+        this.gc.setFill(paint);
         gc.fillOval(graphCoordinate.getX() - (d / 2), graphCoordinate.getY() - (d / 2), d, d);
     }
 
@@ -199,24 +193,10 @@ public class ResizableRaceCanvas extends Canvas {
      * Draws race map with up to date data.
      */
     public void update() {
-        this.drawRaceMap();
+        this.draw();
         this.updateBoats();
     }
 
-    /**
-     * Draw boundary of the race.
-     */
-    public void drawBoundaries() {
-        if (this.raceBoundaries == null) {
-            return;
-        }
-        //gc.setFill(Color.AQUA);
-        setRaceBoundCoordinates();
-
-        gc.setLineWidth(1);
-        gc.strokePolygon(xpoints, ypoints, xpoints.length);
-    }
-
     /**
      * Draw race markers
      */
@@ -236,7 +216,7 @@ public class ResizableRaceCanvas extends Canvas {
     /**
      * Draws the Race Map
      */
-    public void drawRaceMap() {
+    public void draw() {
 
         double width = getWidth();
         double height = getHeight();
@@ -252,7 +232,6 @@ public class ResizableRaceCanvas extends Canvas {
         gc.setLineWidth(2);
         updateBoats();
         drawMarkers();
-        drawBoundaries();
 
         //display wind direction arrow - specify origin point and angle - angle now set to random angle
         displayArrow(new GraphCoordinate((int) getWidth() - 40, 40), 150);
@@ -368,24 +347,6 @@ public class ResizableRaceCanvas extends Canvas {
         }
     }
 
-    public void setRaceBoundaries(List<GPSCoordinate> boundaries) {
-        this.raceBoundaries = new ArrayList<>();
-        for (GPSCoordinate bound : boundaries) {
-            raceBoundaries.add(bound);
-        }
-        setRaceBoundCoordinates();
-    }
-
-    public void setRaceBoundCoordinates() {
-        xpoints = new double[this.raceBoundaries.size()];
-        ypoints = new double[this.raceBoundaries.size()];
-        for (int i = 0; i < raceBoundaries.size(); i++) {
-            GraphCoordinate coord = map.convertGPS(raceBoundaries.get(i));
-            xpoints[i] = coord.getX();
-            ypoints[i] = coord.getY();
-        }
-    }
-
     private void makeColours() {
         colours = new ArrayList<Color>(Arrays.asList(
                 Color.BLUEVIOLET,
@@ -400,36 +361,4 @@ public class ResizableRaceCanvas extends Canvas {
         ));
     }
 
-    /**
-     * Set the Canvas to resizable.
-     *
-     * @return That the Canvas is resizable.
-     */
-    @Override
-    public boolean isResizable() {
-        return true;
-    }
-
-    /**
-     * Returns the preferred width of the Canvas
-     *
-     * @param width of canvas
-     * @return Returns the width of the Canvas
-     */
-    @Override
-    public double prefWidth(double width) {
-        return getWidth();
-    }
-
-    /**
-     * Returns the preferred height of the Canvas
-     *
-     * @param height of canvas
-     * @return Returns the height of the Canvas
-     */
-    @Override
-    public double prefHeight(double height) {
-        return getHeight();
-    }
-
 }