{
if (!Layer::init())
{
return false;
}
Size visibleSize = Director::getInstance()->getVisibleSize();
Vec2 origin = Director::getInstance()->getVisibleOrigin();
/创建3个文本标签
Label * text1 = Label::create("","Arial",24);
text1->setPosition(Point(400,280));
this->addChild(text1,1,1);
Label * text2 = Label::create("",24);
text2->setPosition(Point(400,200));
this->addChild(text2,2);
Label * text3 = Label::create("",24);
text3->setPosition(Point(400,100));
this->addChild(text3,3);
//创建多点触摸监听器
auto listener = EventListenerTouchAllAtOnce::create();
//单击
listener->onTouchesBegan = [&](const std::vector<Touch*>& touchs,Event* event)
{
auto text = (Label *)this->getChildByTag(1);
int num = touchs.size();
text->setString(Value(num).asString() + "Touches:");
};
// 移动
listener->onTouchesMoved = [&](const std::vector<Touch*>& touchs,Event* event){
auto text = (Label *)this->getChildByTag(2);
int num = touchs.size();
std::string str = Value(num).asString() + "Touches:";
for (auto & touch:touchs)
{
auto location = touch->getLocation();
str += "[touchID" + Value(touch->getID()).asString() + "]";
}
text->setString(str);
};
// 松开
listener->onTouchesEnded = [&](const std::vector<Touch*>& touchs,Event* event) { auto text = (Label*)this->getChildByTag(3); int num = touchs.size(); text->setString(Value(num).asString()+"Touches:"); }; //注册监听事件 _eventDispatcher->addEventListenerWithSceneGraphPriority(listener,this); return true; }版权声明:本文内容由互联网用户自发贡献,该文观点与技术仅代表作者本人。本站仅提供信息存储空间服务,不拥有所有权,不承担相关法律责任。如发现本站有涉嫌侵权/违法违规的内容, 请发送邮件至 dio@foxmail.com 举报,一经查实,本站将立刻删除。