cocos2d-x之Vector与map

bool HelloWorld::init()

{

if ( !Layer::init() )

{

return false;

}

Size visibleSize = Director::getInstance()->getVisibleSize();

Vec2 origin = Director::getInstance()->getVisibleOrigin();

Vector<Label *> vec;

auto label1=Label::create();

auto label2=Label::create();

label1->setString("Label 1");

label2->setString("Label 2");

label1->setSystemFontSize(50);

label2->setSystemFontSize(50);

vec.pushBack(label1);

vec.pushBack(label2);

int i=0;

for (auto label:vec) {

i++;

label->setPosition(Vec2(visibleSize.width/2,i*200));

addChild(label);

}

Map<std::string,Label*> map;

auto label3=Label::create();

auto label4=Label::create();

label3->setString("Label 3");

label4->setString("Label 4");

label3->setSystemFontSize(20);

label4->setSystemFontSize(20);

label3->setPosition(Vec2(visibleSize.width/4,100));

label4->setPosition(Vec2(visibleSize.width*3/4,visibleSize.height-100));

map.insert("label3",label3);

map.insert("label4",label4);

addChild(map.at("label3"));

addChild(map.at("label4"));

return true;

}