Method listviewCallback

tests/cpp-tests/Source/LayerTest/LayerTest.cpp:873–911

}

void LayerRadialGradientTest::listviewCallback(ax::Object* sender, ax::ui::ListView::EventType type)
{
    // clear all text to white
    auto listview = static_cast<ax::ui::ListView*>(sender);
    for (auto&& item : listview->getItems())
        static_cast<ax::ui::Text*>(item)->setColor(ax::Color3B::WHITE);

    _currentSeletedItemIndex = (int)listview->getCurSelectedIndex();
    listview->getItem(_currentSeletedItemIndex)->setColor(ax::Color3B::RED);

    int percent = 100;
    auto slider = static_cast<ax::ui::Slider*>(getChildByTag(101));
    switch (_currentSeletedItemIndex)
    {
    case 0:
        // scale
        slider->setPercent(_layer->getScaleX() / 2 * percent);
        break;
    case 1:
        // skewx
        slider->setPercent(_layer->getSkewX() / 90 * percent);
        break;
    case 2:
        // skewy
        slider->setPercent(_layer->getSkewY() / 90 * percent);
        break;
    case 3:
        // expand
        slider->setPercent(_layer->getExpand() * percent);
        break;
    case 4:
        // radius
        slider->setPercent(_layer->getRadius() / 300 * percent);
        break;

    default:
        break;
    }
}

void LayerRadialGradientTest::sliderCallback(ax::Object* sender, ax::ui::Slider::EventType type)
{