These generic functions are used to determine the size of grid grobs.
这些通用功能到确定电网grobs的大小。
用法----------Usage----------
widthDetails(x)
heightDetails(x)
参数----------Arguments----------
参数:x
A grid grob.
网格GROB。
Details
详情----------Details----------
These functions are called in the calculation of "grobwidth" and "grobheight" units. Methods should be written for classes derived from grob or gTree where the size of the grob can be determined (see, for example grid:::widthDetails.frame).
这些功能被称为"grobwidth"和"grobheight"单位计算。应当书面GROB的大小可以决定从格罗还是gTree的派生类的方法(例如看到,grid:::widthDetails.frame)。