rinde
diff --git a/‎ui/src/main/java/com/github/rinde/rinsim/ui/renderers/CommRenderer.java‎
Lines changed: 9 additions & 6 deletions b/‎ui/src/main/java/com/github/rinde/rinsim/ui/renderers/CommRenderer.java‎
Lines changed: 9 additions & 6 deletions
@@ -145,9 +145,12 @@ class DeviceUI {
     }
 
     void update(GC gc, ViewPort vp, long time) {
-      if (!user.getPosition().isPresent()) {
+      final Optional<com.github.rinde.rinsim.geom.Point> maybe =
+        user.getPosition();
+      if (!maybe.isPresent()) {
         return;
       }
+      final com.github.rinde.rinsim.geom.Point userPos = maybe.get();
       if (!color.isPresent()
         && viewOptions.contains(ViewOptions.RELIABILITY_COLOR)) {
         final RGB rgb = ColorUtil.interpolate(unreliableColor, reliableColor,
@@ -156,22 +159,22 @@ void update(GC gc, ViewPort vp, long time) {
       }
 
       if (device.getMaxRange().isPresent()) {
-        helper.drawCircle(user.getPosition().get(), device.getMaxRange().get());
+        helper.drawCircle(userPos, device.getMaxRange().get());
         if (color.isPresent()) {
           gc.setBackground(color.get());
         } else {
           helper.setBackgroundSysCol(SWT.COLOR_DARK_BLUE);
         }
         gc.setAlpha(SEMI_TRANSPARENT);
-        helper.fillCircle(user.getPosition().get(), device.getMaxRange().get());
+        helper.fillCircle(userPos, device.getMaxRange().get());
       }
 
       gc.setAlpha(OPAQUE);
-      helper.fillCircle(user.getPosition().get(), DOT_RADIUS);
+      helper.fillCircle(userPos, DOT_RADIUS);
 
       if (viewOptions.contains(ViewOptions.TO_STRING)) {
         final Point p = gc.textExtent(user.toString());
-        helper.drawString(user.toString(), user.getPosition().get(), true,
+        helper.drawString(user.toString(), userPos, true,
           -p.x / 2, -p.y);
       }
       final StringBuilder sb = new StringBuilder();
@@ -187,7 +190,7 @@ void update(GC gc, ViewPort vp, long time) {
       }
       if (sb.length() > 0) {
         final Point p = gc.textExtent(sb.toString());
-        helper.drawString(sb.toString(), user.getPosition().get(), true,
+        helper.drawString(sb.toString(), userPos, true,
           -p.x / 2, 0);
       }
     }
Original file line number	Diff line number	Diff line change
`@@ -145,9 +145,12 @@ class DeviceUI {`
`145`	`145`	`}`
`146`	`146`
`147`	`147`	`void update(GC gc, ViewPort vp, long time) {`
`148`		`- if (!user.getPosition().isPresent()) {`
	`148`	`+ final Optional<com.github.rinde.rinsim.geom.Point> maybe =`
	`149`	`+ user.getPosition();`
	`150`	`+ if (!maybe.isPresent()) {`
`149`	`151`	`return;`
`150`	`152`	`}`
	`153`	`+ final com.github.rinde.rinsim.geom.Point userPos = maybe.get();`
`151`	`154`	`if (!color.isPresent()`
`152`	`155`	`&& viewOptions.contains(ViewOptions.RELIABILITY_COLOR)) {`
`153`	`156`	`final RGB rgb = ColorUtil.interpolate(unreliableColor, reliableColor,`
`@@ -156,22 +159,22 @@ void update(GC gc, ViewPort vp, long time) {`
`156`	`159`	`}`
`157`	`160`
`158`	`161`	`if (device.getMaxRange().isPresent()) {`
`159`		`- helper.drawCircle(user.getPosition().get(), device.getMaxRange().get());`
	`162`	`+ helper.drawCircle(userPos, device.getMaxRange().get());`
`160`	`163`	`if (color.isPresent()) {`
`161`	`164`	`gc.setBackground(color.get());`
`162`	`165`	`} else {`
`163`	`166`	`helper.setBackgroundSysCol(SWT.COLOR_DARK_BLUE);`
`164`	`167`	`}`
`165`	`168`	`gc.setAlpha(SEMI_TRANSPARENT);`
`166`		`- helper.fillCircle(user.getPosition().get(), device.getMaxRange().get());`
	`169`	`+ helper.fillCircle(userPos, device.getMaxRange().get());`
`167`	`170`	`}`
`168`	`171`
`169`	`172`	`gc.setAlpha(OPAQUE);`
`170`		`- helper.fillCircle(user.getPosition().get(), DOT_RADIUS);`
	`173`	`+ helper.fillCircle(userPos, DOT_RADIUS);`
`171`	`174`
`172`	`175`	`if (viewOptions.contains(ViewOptions.TO_STRING)) {`
`173`	`176`	`final Point p = gc.textExtent(user.toString());`
`174`		`- helper.drawString(user.toString(), user.getPosition().get(), true,`
	`177`	`+ helper.drawString(user.toString(), userPos, true,`
`175`	`178`	`-p.x / 2, -p.y);`
`176`	`179`	`}`
`177`	`180`	`final StringBuilder sb = new StringBuilder();`
`@@ -187,7 +190,7 @@ void update(GC gc, ViewPort vp, long time) {`
`187`	`190`	`}`
`188`	`191`	`if (sb.length() > 0) {`
`189`	`192`	`final Point p = gc.textExtent(sb.toString());`
`190`		`- helper.drawString(sb.toString(), user.getPosition().get(), true,`
	`193`	`+ helper.drawString(sb.toString(), userPos, true,`
`191`	`194`	`-p.x / 2, 0);`
`192`	`195`	`}`
`193`	`196`	`}`