C# to achieve the following functions

Want to have a picture on button draw 1 to 2 between the red line, look at the point, draw 2 and 3 between the red line, how to achieve?

Started by Len at December 31, 2016 - 6:21 AM

I use the C# language!!!

Posted by Len at January 02, 2017 - 6:57 AM