Method LabelSystemFontTest

tests/cpp-tests/Source/LabelTest/LabelTest.cpp:3217–3286

}

LabelSystemFontTest::LabelSystemFontTest()
{
    _label->setLineSpacing(5);
    _label->setVerticalAlignment(TextVAlignment::CENTER);
    _label->setOverflow(Label::Overflow::NONE);
    _label->setSystemFontName("Hiragino Sans GB");
    _label->setSystemFontSize(20);
    _label->enableOutline(Color4B::RED, 1.0);
    _label->setString("This is a very\n 我爱你中国\n long sentence");
    _labelType = 2;

    auto stepper = (ControlStepper*)this->getChildByName("stepper");
    stepper->setEnabled(true);

    auto checkbox = (CheckBox*)(this->getChildByName("toggleType"));
    checkbox->setEnabled(false);

    this->updateDrawNodeSize(_label->getContentSize());

    auto slider1 = (ui::Slider*)this->getChildByTag(1);

    auto winSize = Director::getInstance()->getVisibleSize();
    slider1->addEventListener([this, slider1, winSize](Object* /*sender*/, Slider::EventType event) {
        float percent     = slider1->getPercent();
        auto drawNodeSize = Size(percent / 100.0 * winSize.width, _label->getContentSize().height);
        if (drawNodeSize.height <= 0)
        {
            drawNodeSize.height = 0.1f;
        }
        _label->setDimensions(drawNodeSize.width, drawNodeSize.height);
        this->updateDrawNodeSize(drawNodeSize);

        auto label = static_cast<Label*>(slider1->getChildByName("percentageLabel"));
        if (label)
        {
            label->setString(fmt::format("{}%", percent));
        }
    });

    auto label = Label::createWithSystemFont("char Line break:", "Arial", 10);
    label->setColor(Color3B::WHITE);
    label->setPosition(Vec2(winSize.width * 0.1f, winSize.height * 0.8f));
    this->addChild(label);

    CheckBox* checkBox = CheckBox::create("cocosui/check_box_normal.png", "cocosui/check_box_normal_press.png",
                                          "cocosui/check_box_active.png", "cocosui/check_box_normal_disable.png",
                                          "cocosui/check_box_active_disable.png");
    checkBox->setPosition(Vec2(winSize.width * 0.2f, winSize.height * 0.8f));
    checkBox->setScale(0.5);
    checkBox->setSelected(false);
    checkBox->setName("LineBreak");

    checkBox->addEventListener([this](Object* /*sender*/, CheckBox::EventType event) {
        if (event == CheckBox::EventType::SELECTED)
        {
            _label->setLineBreakWithoutSpace(true);
        }
        else