C++ (Cpp) RGBAProtocol::getOpacity示例

int UIWidget::getOpacity()
{
    RGBAProtocol* rgbap = DYNAMIC_CAST_RGBAProtocol;
    if (rgbap)
    {
        return rgbap->getOpacity();
    }
    return 255;
}

示例#2

显示文件

文件： CCActionInterval.cpp 项目： Gamex/GameX

void FadeTo::startWithTarget(Node *target)
{
    ActionInterval::startWithTarget(target);

    RGBAProtocol *pRGBAProtocol = dynamic_cast<RGBAProtocol*>(target);
    if (pRGBAProtocol)
    {
        _fromOpacity = pRGBAProtocol->getOpacity();
    }
    /*_fromOpacity = target->getOpacity();*/
}