Decoupled drawing and adding track points, added combobox selector for visible boats.

src/main/java/seng302/Controllers/RaceController.java

@@ -4,6 +4,7 @@ package seng302.Controllers;
 import javafx.beans.property.ReadOnlyObjectWrapper;
 import javafx.beans.value.ChangeListener;
 import javafx.beans.value.ObservableValue;
+import javafx.collections.FXCollections;
 import javafx.collections.ObservableList;
 import javafx.fxml.FXML;
 import javafx.scene.control.*;
@@ -40,6 +41,8 @@ public class RaceController extends Controller {
     Label timer;
     @FXML
     Label FPS;
+    @FXML
+    ComboBox<BoatInRace> visibleTrackSelect;
 
     @FXML
     TableView<BoatInRace> boatInfoTable;
@@ -165,6 +168,7 @@ public class RaceController extends Controller {
         startScreen.setVisible(false);
         ongoingRacePane.setVisible(true);
 
+        visibleTrackSelect.setItems(FXCollections.observableArrayList(startingBoats));
 
         initializeFPS();
         initializeAnnotations();
@@ -191,6 +195,13 @@ public class RaceController extends Controller {
         FPS.setText((fps));
     }
 
+    /**
+     *
+     */
+    public void toggleTrackVisibility() {
+        visibleTrackSelect.getSelectionModel().getSelectedItem().setTrackVisible(true);
+    }
+
     /**
      * Set up FPS display at bottom of screen
      */

src/main/java/seng302/Model/BoatInRace.java

@@ -28,10 +28,12 @@ public class BoatInRace extends Boat {
     private StringProperty currentLegName;
     private boolean started = false;
     private StringProperty position;
+
     private Queue<GPSCoordinate> track = new ConcurrentLinkedQueue<GPSCoordinate>();
     private long nextValidTime = 0;
     private final int TRACK_POINT_TIME_INTERVAL = 1000; // every 2 seconds
     private final int TRACK_POINT_LIMIT = 10;
+    private boolean trackVisible = false;
 
     /**
      * Constructor method.
@@ -272,4 +274,12 @@ public class BoatInRace extends Boat {
     public Queue<GPSCoordinate> getTrack() {
         return track;
     }
+
+    public boolean isTrackVisible() {
+        return trackVisible;
+    }
+
+    public void setTrackVisible(boolean trackVisible) {
+        this.trackVisible = trackVisible;
+    }
 }

src/main/java/seng302/Model/Race.java

@@ -203,6 +203,7 @@ public abstract class Race implements Runnable {
 
                     for (BoatInRace boat : startingBoats) {
                         if (boat != null && !boat.isFinished()) {
+                            boat.addTrackPoint(boat.getCurrentPosition());
                             updatePosition(boat, Math.round(1000 / lastFPS) > 20 ? 15 : Math.round(1000 / lastFPS));
                             checkPosition(boat, totalTimeElapsed);
                         }

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

@@ -281,7 +281,7 @@ public class ResizableRaceCanvas extends Canvas {
                 } else {
                     displayBoat(boat, 0);
                 }
-                addTrackPoint(boat);
+                drawTrackPoint(boat);
 
                 if (raceAnno)
                     displayText(boat.getAbbrev(), boat.getVelocity(), this.map.convertGPS(boat.getCurrentPosition()));
@@ -289,10 +289,7 @@ public class ResizableRaceCanvas extends Canvas {
         }
     }
 
-    private void addTrackPoint(BoatInRace boat) {
-        if (boat.addTrackPoint(boat.getCurrentPosition())) {
-            GraphCoordinate coordinate = this.map.convertGPS(boat.getCurrentPosition());
-        }
+    private void drawTrackPoint(BoatInRace boat) {
         for (GPSCoordinate coordinate : boat.getTrack()) {
             GraphCoordinate scaledCoordinate = this.map.convertGPS(coordinate);
             gc.setFill(boat.getColour());

src/main/resources/scenes/racepane.fxml

@@ -71,12 +71,13 @@
                <children>
                   <Pane prefHeight="200.0" prefWidth="400.0" GridPane.halignment="LEFT" GridPane.valignment="TOP">
                      <children>
-                        <TitledPane fx:id="userControl" animated="false" text="User Control" AnchorPane.leftAnchor="0.0" AnchorPane.topAnchor="0.0">
+                        <TitledPane fx:id="userControl" animated="false" prefHeight="128.0" prefWidth="202.0" text="User Control" AnchorPane.leftAnchor="0.0" AnchorPane.topAnchor="0.0">
                           <content>
-                            <AnchorPane minHeight="0.0" minWidth="0.0" prefHeight="77.0" prefWidth="200.0">
+                            <AnchorPane minHeight="0.0" minWidth="0.0" prefHeight="0.0" prefWidth="200.0">
                                  <children>
                                     <CheckBox fx:id="showFPS" mnemonicParsing="false" selected="true" text="Show FPS" AnchorPane.leftAnchor="0.0" AnchorPane.topAnchor="0.0" />
                                     <CheckBox fx:id="showAnnotations" mnemonicParsing="false" selected="true" text="Show Annotation" AnchorPane.leftAnchor="0.0" AnchorPane.topAnchor="30.0" />
+                                    <ComboBox fx:id="visibleTrackSelect" layoutX="3.0" layoutY="65.0" onAction="#toggleTrackVisibility" prefWidth="150.0" promptText="Visible tracks" AnchorPane.bottomAnchor="0.0" AnchorPane.leftAnchor="0.0" AnchorPane.topAnchor="55.0" />
                                  </children>
                               </AnchorPane>
                           </content>