class Point

_x:number

_y:number

+move(dx:number,dy:number):void

+scale(dx:number,dy:number):void

class Point

_x:number

_y:number

+move(dx:number,dy:number):void

+scale(dx:number,dy:number):void

class Point

_x:number

_y:number

+move(dx:number,dy:number):void

+scale(dx:number,dy:number):void

单独

单独

2019-10-07 12:44:16 0 9
这里是评论

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