From: Martin Vajnar <martin.vajnar@gmail.com>
Date: Tue, 6 Aug 2013 09:24:04 +0000 (+0200)
Subject: ROBOT_DEMO: simplify clearing screen
X-Git-Tag: v0.3.4~76
X-Git-Url: https://rtime.felk.cvut.cz/gitweb/orte.git/commitdiff_plain/fc75251ca2f39923434f350fced2c02a3e79c99a

ROBOT_DEMO: simplify clearing screen
---

diff --git a/orte/Robot_Demo/src/org/ocera/orte/demo/HokuyoView.java b/orte/Robot_Demo/src/org/ocera/orte/demo/HokuyoView.java
index 07452b6..3351b81 100644
--- a/orte/Robot_Demo/src/org/ocera/orte/demo/HokuyoView.java
+++ b/orte/Robot_Demo/src/org/ocera/orte/demo/HokuyoView.java
@@ -29,13 +29,13 @@ public class HokuyoView extends View {
 
 	@Override
 	protected void onDraw(Canvas canvas) {
+		paint.setStyle(Style.STROKE);
+		paint.setStrokeWidth(3);
+		paint.setColor(Color.BLACK);
+		paint.setAntiAlias(true);
+		
+		path.reset();
 		if (isRunning) {
-			paint.setStyle(Style.STROKE);
-			paint.setStrokeWidth(3);
-			paint.setColor(Color.BLACK);
-			paint.setAntiAlias(true);
-	
-			path.reset();
 			path.moveTo(getWidth()/2, getHeight());
 			for(int i = 0; i < data.length; i++) {
 				double ang = HOKUYO_INDEX_TO_RAD(i);
@@ -49,11 +49,8 @@ public class HokuyoView extends View {
 				path.lineTo(x, y);
 			}
 			path.close();
-			
-			canvas.drawPath(path, paint);
 		}
-		else
-			canvas.drawARGB(0, 0, 0, 0);
+		canvas.drawPath(path, paint);
 		hasBeenDrawn = true;
 	}