AutoLISP卡通图案
2011-03-28 10:29 精诚所至 金石为开 阅读(342) 评论(0) 编辑 收藏 举报AutoLISP卡通图案，代码如下。
(defun c:test()
(setvar "cmdecho" 0)
(setq en (car (entsel "\n选取被切圆：")))
(setq cen2 (getpoint "\n外侧切圆中心点："))
(setq endata (entget en))
(setq cen1 (cdr (assoc 10 endata)))
(setq rr1 (cdr (assoc 40 endata)))
(setq dd (distance cen1 cen2))
(setq rr2 (- dd rr1))
(if (< rr2 0)
(alert "错误，选取的中心点必须在被切圆外侧")
(progn
(setq ang (- (angle cen1 cen2)))
(command "circle" cen2 rr2)
(setq ciren (entlast))
(command "donut" 0 (/ rr2 2) cen2 "")
(command "mirror" ciren(entlast) "" cen1 (polar cen1 ang rr1) "")
(setq pt1 (polar cen1 (+ ang (/ pi 2)) rr1))
(setq pt2 (polar cen1 ang (- (/ rr1 2))))
(setq pt3 (polar cen1 (- ang (/ pi 2)) rr1))
(command "pline" pt1 pt2 pt3 "")
)
)
(prin1)
)
代码完。
