折线曲线的偏移编码

好吧，我需要奶酪汉堡和炸薯条！ :)

我做了 ^ ]，并将其作为第一个结果:
折线曲线的偏移算法 [

Well I need cheese burger with French Fries! :)

I did this [^]and got this as first result:
An offset algorithm for polyline curves[^]

Now:
1. TRY first what you want to do!
2. Formulate what was done by you that looks like an issue/not working.

Try them and tell if you face issues.
Members will be more than happy to help like this.

您尝试过看吗?

Google是您的朋友，在名为Code Project的网站上也有完整的档案存档.

您含糊的要求不足以产生帮助.

到目前为止，你做了什么?

Have you tried looking?

Google is your friend, also there is a whole archive of stuff on a website called Code Project.

Your vague requirement is not enough to generate help.

What have you done so far?