diff --git a/cocos/ui/UILoadingBar.cpp b/cocos/ui/UILoadingBar.cpp
index a1197e30ee..c4bd289b82 100644
--- a/cocos/ui/UILoadingBar.cpp
+++ b/cocos/ui/UILoadingBar.cpp
@@ -100,14 +100,14 @@ void LoadingBar::setDirection(cocos2d::ui::LoadingBar::Direction direction)
     {
         case Direction::LEFT:
             _barRenderer->setAnchorPoint(Vec2(0.0f,0.5f));
-            _barRenderer->setPosition(Vec2(-_totalLength*0.5f,0.0f));
+            _barRenderer->setPosition(Vec2(0,0.0f));
             if (!_scale9Enabled) {
                 _barRenderer->setFlippedX(false);
             }
             break;
         case Direction::RIGHT:
             _barRenderer->setAnchorPoint(Vec2(1.0f,0.5f));
-            _barRenderer->setPosition(Vec2(_totalLength*0.5f,0.0f));
+            _barRenderer->setPosition(Vec2(_totalLength,0.0f));
             if (!_scale9Enabled) {
                 _barRenderer->setFlippedX(true);
             }
diff --git a/tests/cpp-tests/Classes/UITest/CocoStudioGUITest/UILoadingBarTest/UILoadingBarTest.cpp b/tests/cpp-tests/Classes/UITest/CocoStudioGUITest/UILoadingBarTest/UILoadingBarTest.cpp
index 6eff4c32bb..d35da4c331 100644
--- a/tests/cpp-tests/Classes/UITest/CocoStudioGUITest/UILoadingBarTest/UILoadingBarTest.cpp
+++ b/tests/cpp-tests/Classes/UITest/CocoStudioGUITest/UILoadingBarTest/UILoadingBarTest.cpp
@@ -35,7 +35,21 @@ bool UILoadingBarTest_Left::init()
         loadingBar->setTag(0);
         loadingBar->setPosition(Vec2(widgetSize.width / 2.0f,
                                       widgetSize.height / 2.0f + loadingBar->getContentSize().height / 4.0f));
-        
+        Button* button = Button::create("cocosui/animationbuttonnormal.png",
+                                        "cocosui/animationbuttonpressed.png");
+        button->setPosition(Vec2(widgetSize.width / 2.0f, widgetSize.height / 2.0f + 50));
+        button->setTitleText("Click to change direction!");
+        //        button->addTouchEventListener(this, toucheventselector(UIButtonTest::touchEvent));
+        button->addTouchEventListener([=](Ref*, Widget::TouchEventType type){
+            if (type == Widget::TouchEventType::ENDED) {
+                if (loadingBar->getDirection() == LoadingBar::Direction::LEFT) {
+                    loadingBar->setDirection(LoadingBar::Direction::RIGHT);
+                }else{
+                    loadingBar->setDirection(LoadingBar::Direction::LEFT);
+                }
+            }
+        });
+        _uiLayer->addChild(button);
         _uiLayer->addChild(loadingBar);
         
         return true;