Layout

#include"ui/CocosGUI.h"
using namespace ui;
Layout *layout = Layout::create();
    //设置布局类型为平面相对布局
    layout->setLayoutType(LayoutType::RELATIVE);
    //设置大小
    layout->setContentSize(Size(280, 150));
    //设置锚点
    layout->setAnchorPoint(Vec2::ANCHOR_BOTTOM_LEFT);
    //设置背景颜色为单一固定颜色
    layout->setBackGroundColorType(Layout::BackGroundColorType::SOLID);
    //设置背景颜色为绿色
    layout->setBackGroundColor(Color3B::GREEN);
    layout->setPosition(Vec2(100, visibleSize.height/2));
    //创建一个图片
    ImageView * imageview = ImageView::create("scrollviewbg.png");
    layout->addChild(imageview);
    RelativeLayoutParameter * rp_Center = RelativeLayoutParameter::create();
    rp_Center->setRelativeName("rp_Center");
    //中间
    rp_Center->setAlign(RelativeLayoutParameter::RelativeAlign::CENTER_IN_PARENT);
    //上方 rp_Center->setAlign(RelativeLayoutParameter::RelativeAlign::LOCATION_ABOVE_CENTER);
    //下方 rp_Center->setAlign(RelativeLayoutParameter::RelativeAlign::LOCATION_BELOW_CENTER);
    //左边 rp_Center->setAlign(RelativeLayoutParameter::RelativeAlign::LOCATION_LEFT_CENTER);
    //右边 rp_Center->setAlign(RelativeLayoutParameter::RelativeAlign::LOCATION_RIGHT_CENTER);
    imageview->setLayoutParameter(rp_Center);
    this->addChild(layout);

来自为知笔记(Wiz)