s********k
发帖数: 2352 | 1 设计有向图application. 用户可以创建 线，长方形，圆形，文本。。。 manipulate
them independently - move them, re-size them, etc.
How would you model the representation of the document in an object oriented
language?
classes?
methods?
这个会用到什么设计模式吗？ | M**a
发帖数: 848 | | x*****n
发帖数: 195 | 3 我感觉就是普通的base class/derived class的设计。最多用个factory pattern |
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