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#
属性与值#
bottom#
| Type | Required |
|---|---|
number, null, undefined | No |
left#
| Type | Required |
|---|---|
number, null, undefined | No |
right#
| Type | Required |
|---|---|
number, null, undefined | No |
top#
| Type | Required |
|---|---|
number, null, undefined | No |