滚动层容器 

  1. auto background = Sprite::create("background.png");
  2.     background->setPosition(Vec2(visibleSize.width / 2, visibleSize.height / 2));
  3.     Size backgroundSize = background->getContentSize();
  4.     ScrollView * scrollview = ScrollView::create();
  5.     //激活反弹，拉过之后可以弹回来
  6.     scrollview->setBounceEnabled(true);
  7.     //设置锚点
  8.     scrollview->setAnchorPoint(Vec2::ZERO);
  9.     //设置滚动方向为水平方向
  10.     scrollview->setDirection(ScrollView::Direction::HORIZONTAL);
  11.     //设置scrollview的size和背景一致
  12.     scrollview->setContentSize(backgroundSize);
  13.     //设置滚动层容器的内部容器大小
  14.     scrollview->setInnerContainerSize(scrollview->getContentSize());
  15.     //设置滚动层容器坐标
  16.     scrollview->setPosition(Vec2((visibleSize.width - backgroundSize.width) / 2 + (backgroundSize.width - scrollview->getContentSize().width) / 2,
  17.         (visibleSize.height - backgroundSize.height) / 2 + (backgroundSize.height - scrollview->getContentSize().height / 2)));
  19.     this->addChild(scrollview);
  20.     //创建一个button
  21.     auto button = Button::create("button.png", "bnuttonpress.png");
  22.     button->setScale9Enabled(true);
  23.     button->setContentSize(Size(100.0f, button->getVirtualRendererSize().height));
  24.     button->setPosition(Vec2(100,100));
  26. scrollview->addEventListener([=](Ref * pSender, ScrollView::EventType type){
  27.         switch (type)
  28.         {
  29.         case cocos2d::ui::ScrollView::EventType::SCROLL_TO_TOP:
  30.             break;
  31.         case cocos2d::ui::ScrollView::EventType::SCROLL_TO_BOTTOM:
  32.             break;
  33.         case cocos2d::ui::ScrollView::EventType::SCROLL_TO_LEFT:
  34.             break;
  35.         case cocos2d::ui::ScrollView::EventType::SCROLL_TO_RIGHT:
  36.             break;
  37.         case cocos2d::ui::ScrollView::EventType::SCROLLING:
  38.             break;
  39.         case cocos2d::ui::ScrollView::EventType::BOUNCE_TOP:
  40.             break;
  41.         case cocos2d::ui::ScrollView::EventType::BOUNCE_BOTTOM:
  42.             break;
  43.         case cocos2d::ui::ScrollView::EventType::BOUNCE_LEFT:
  44.             break;
  45.         case cocos2d::ui::ScrollView::EventType::BOUNCE_RIGHT:
  46.             break;
  47.         case cocos2d::ui::ScrollView::EventType::CONTAINER_MOVED:
  48.             break;
  49.         default:
  50.             break;
  51.         }
  53.     });
  55.     scrollview->addChild(button);





posted @ 2017-01-09 11:23  feizuzu  阅读(320)  评论(0)    收藏  举报