Rebol 编程/screen-offset?

用法

SCREEN-OFFSET? face 

描述

返回任何面的绝对屏幕偏移。

SCREEN-OFFSET? 是一个函数值。

参数

• face -- (类型：对象)

源代码

screen-offset?: func [
    "Returns the absolute screen offset for any face." 
    face [object!] 
    /local xy
][
    xy: face/offset 
    while [face: face/parent-face] [
        xy: xy + face/offset 
        if face/edge [xy: xy + face/edge/size]
    ] 
    xy
]