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矩形区域对象

Rect accepts numeric pixel values to describe how far to extend a rectangular area. These values are added to the original area's size to expand it.

示例

{
bottom: 20,
left: null,
right: undefined,
top: 50
}

属性与值

bottom

TypeRequired
number, null, undefinedNo

left

TypeRequired
number, null, undefinedNo
TypeRequired
number, null, undefinedNo

top

TypeRequired
number, null, undefinedNo

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