C++ (Cpp) JoyAxisButton::joyEvent示例

void JoyAxis::createDeskEvent(bool ignoresets)
{
    JoyAxisButton *eventbutton = 0;
    if (currentThrottledValue > deadZone)
    {
        eventbutton = paxisbutton;
    }
    else if (currentThrottledValue < -deadZone)
    {
        eventbutton = naxisbutton;
    }

    if (eventbutton && !activeButton)
    {
        // There is no active button. Call joyEvent and set current
        // button as active button
        eventbutton->joyEvent(eventActive, ignoresets);
        activeButton = eventbutton;
    }
    else if (!eventbutton && activeButton)
    {
        // Currently in deadzone. Disable currently active button.
        activeButton->joyEvent(eventActive, ignoresets);
        activeButton = 0;
    }
    else if (eventbutton && activeButton && eventbutton == activeButton)
    {
        //Button is currently active. Just pass current value
        eventbutton->joyEvent(eventActive, ignoresets);
    }
    else if (eventbutton && activeButton && eventbutton != activeButton)
    {
        // Deadzone skipped. Button for new event is not the currently
        // active button. Disable the active button before enabling
        // the new button
        activeButton->joyEvent(!eventActive, ignoresets);
        eventbutton->joyEvent(eventActive, ignoresets);
        activeButton = eventbutton;
    }
}