669423907 发表于 2018-7-14 16:13:28

langjs大师，请问如何让程序接受键盘输入啊？

oistre 发表于 2018-8-30 18:49:52

谢谢大神，牛牛牛牛！！！

38804965@qq.com 发表于 2019-7-8 09:51:09

感谢大神的分享，先回帖再慢慢学习

zq19890201 发表于 2019-8-13 11:47:15

问一下这个对CAD版本有特别要求么

白丝折纸 发表于 2019-11-25 14:48:58

很强大，谢谢大佬

帆航 发表于 2020-3-19 15:00:49

我的lisp学习就是在参考源代码中逐渐成长起来的！

ko05050 发表于 2020-8-7 15:21:17

学习学习            

ko05050 发表于 2020-8-11 10:01:55

学习了      

llsheng_73 发表于 2020-8-11 10:33:40

本帖最后由 llsheng_73 于 2020-8-11 16:00 编辑

建议 (osnap pt "_END,_CEN,_NOD,_QUA,_INS,_TAN,_EXT")根据当前的捕捉设置来
我把G版那个按我的习惯修改了一下，没有对正交等模式进行处理
(defun dectobin(n m / c f);;十进制转二进制
(setq f(if(< n 0)1 0)n(abs n))
(while(>(setq c(cons(rem n 2)c)n(/ n 2))0))
(while(<(length c)(1- m))(setq c(cons 0 c)))
(cons f c))
(DEFUN DrawVecs(Pt Vecs Size Color / xdir);;;G版函数绘制矢量
(setq xdir(getvar'ucsxdir)
Vecs(mapcar'(lambda(x)(mapcar'(lambda(a)(mapcar'+ pt(mapcar'*(setq a(trans a 0 xdir)a(list(caddr a)(car a)))(List size size))))x))Vecs))
(GRVECS(APPLY 'APPEND(MAPCAR 'CONS(MAPCAR(FUNCTION (LAMBDA (x)Color))Vecs)Vecs))))
(defun myosnap(pt / p mode osmod osmode Draftobj Size);;;修改G版函数带捕捉grread
(if(setq Draftobj(VLA-GET-DRAFTING(VLA-GET-PREFERENCES(VLAX-GET-ACAD-OBJECT)))
   osmod'("_END," "_MID," "_CEN," "_NOD," "_QUA," "_INT," "_INS," "_PER," "_TAN," "_NEA," "_NON," "_APP," "_EXT," "_PAR")
   osmode(reverse(DECTOBIN (getvar'osmode) 1))
   size(*(/(getvar "viewsize")(cadr(getvar "screensize")))(VLA-GET-AUTOSNAPMARKERSIZE Draftobj))
   p(osnap pt(apply'strcat(mapcar'(lambda(x y)(if(zerop x)""y))osmode osmod)))
   mode(CDR(ASSOC
      (if p(vl-some'(lambda(x)(if(equal p(cdr x)1e-8)(car x)))
             (vl-remove'nil(mapcar'(lambda(x y / p)(if(zerop x)nil(if(setq p(osnap pt y))(cons y p))))osmode osmod)))"_NON,")
      '(("_END,"((-1 1)(-1 -1))((-1 -1)(1 -1))((1 -1) (1 1))((1 1) (-1 1)))
      ("_MID,"((0 1.414) (-1.225 -0.707)) ((-1.225 -0.707)(1.225 -0.707))((1.225 -0.707) (0 1.414)))
      ("_CEN,"((0 1) (-0.707 0.707))((-0.707 0.707)(-1 0))((-1 0) (-0.707 -0.707))((-0.707 -0.707)(0 -1))
         ((0 -1)(0.707 -0.707))((0.707 -0.707)(1 0)) ((1 0) (0.707 0.707))((0.707 0.707) (0 1)))
      ("_NOD,"((0 1) (-0.707 0.707))((-0.707 0.707)(-1 0))((-1 0)(-0.707 -0.707))((-0.707 -0.707)(0 -1))((0 -1)(0.707 -0.707))
         ((0.707 -0.707)(1 0))((1 0)(0.707 0.707))((0.707 0.707)(0 1))((-1 1)(1 -1))((-1 -1)(1 1)))
      ("_QUA,"((0 1.414)(-1.414 0))((-1.414 0)(0 -1.414))((0 -1.414)(1.414 0))((1.414 0)(0 1.414)))
      ("_INT,"((-1 1)(1 -1))((-1 -1)(1 1))((1 0.859)(-0.859 -1))((-1 0.859)(0.859 -1))((0.859 1)(-1 -0.859))((-0.859 1)(1 -0.859)))
      ("_INS,"((-1 1)(-1 -0.1))((-1 -0.1)(0 -0.1))((0 -0.1)(0 -1.0))((0 -1.0)(1 -1))
         ((1 -1)(1 0.1))((1 0.1)(0 0.1))((0 0.1) (0 1.0))((0 1.0)(-1 1)))
      ("_PER,"((-1 1)(-1 -1))((-1 -1)(1 -1))((0 -1)(0 0))((0 0)(-1 0)))
      ("_TAN,"((0 1)(-0.707 0.707))((-0.707 0.707)(-1 0))((-1 0)(-0.707 -0.707))((-0.707 -0.707)(0 -1))
         ((0 -1)(0.707 -0.707))((0.707 -0.707)(1 0))((1 0)(0.707 0.707))((0.707 0.707)(0 1))((1 1)(-1 1)))
      ("_NEA,"((-1 1)(1 -1))((1 -1)(-1 -1))((-1 -1)(1 1))((1 1)(-1 1)))
      ("_NON,")
      ("_APP,"((-1 1)(-1 -1))((-1 -1)(1 -1))((1 -1)(1 1))((1 1)(-1 1))((-1 1)(1 -1))((-1 -1)(1 1)))
      ("_EXT,"((0.1 0)(0.13 0))((0.2 0)(0.23 0))((0.3 0)(0.33 0)))
      ("_PAR"((0 1)(-1 -1))((1 1)(0 -1)))))))
    (DrawVecs(setq p(if p p pt))mode size(VLA-GET-AUTOSNAPMARKERCOLOR Draftobj)))
(if p p pt))
(defun c:tt(/ e p) ;;选择一个圆进行移动
(while(setq e(ssget":E:S"'((0 . "circle"))))
    (setq e(entget(ssname e 0)))
    (while(/=(car(setq p(grread t 15 0)))3)(redraw)
      (if(=(car p)5)(entmod(append e(list(cons 10(myosnap(cadr p)))))))
      ))
)

电赛加油 发表于 2020-8-14 19:48:58

多谢大神分享，进来学习一下！
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查看完整版本: 修改了下grread捕捉子函数应该能用了