什么软件能描点做图?

CAD PRO v4.0.14 自己动手改进居室中快速生成设计图
http://www.it620.com/soft/213/390/Soft_3654.html

CAD.Pro是PC上最为有效的CAD工具, 用于在自己动手改进居室中快速生成设计图.
note:Creating a full blown 2D Computer Aided Design (CAD) program requires the combined efforts of dozens of programmers. Those programmers can't be just any old bunch of coders—no way. They've got to possess a broad range of deeply detailed knowledge about graphic design, page layout methods, vector graphics, mechanical industrial design, image editing, color, 2D rendering, text rendering, text formatting and a hundred other things too. It also helps if they know a bit about the various trades and disciplines at which the software is aimed. What I tried to figure out during the course of reviewing CADPro 4, was whether or not a CAD program selling for a lousy eighty bucks could possibly be any good. I was also determined to find