当按住ui画布按钮时，按下鼠标按下时做一些事情

Question

public void application()    // function when the mouse only find the ui canvas button 
{
    // when the mouse find only canvas button and when clicked then do something else stop

    if (Input.GetButton("Fire1"))
    {
        print("button pressed");
    }
    else {
        print("button released");
    }
}

Answer 1

在处理UI系统时，您应该使用IPointerXXXX接口：

public class MyClass: MonoBehaviour, IPointerUpHandler{

    public void OnPointerUp(PointerEventData eventData)
    {
        throw new NotImplementedException();
    }
}