Making the boat sparkline initialise after the race screen is shown.

#story[952]

src/main/java/seng302/controllers/CanvasController.java

@@ -128,7 +128,7 @@ public class CanvasController {
                     long elapsedNanosPerFrame = elapsedNanos / frameTimes.length ;
                     Double frameRate = 1_000_000_000.0 / elapsedNanosPerFrame ;
                     drawFps(frameRate.intValue());
-                    raceViewController.checkForPositionChange();
+//                    raceViewController.checkForPositionChange();
                 }
 
                 // TODO: 1/05/17 cir27 - Make the RaceObjects update on the actual delay.

src/main/java/seng302/controllers/RaceViewController.java

@@ -522,4 +522,11 @@ public class RaceViewController extends Thread implements ImportantAnnotationDel
     Stage getStage() {
         return stage;
     }
+
+    public static boolean sparkLineStatus(Integer yachtId) {
+        if (sparklineData.containsKey(yachtId)){
+            return true;
+        }
+        return false;
+    }
 }