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发表于 2008-1-30 22:58:30
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来自: 中国江西九江
将下面*后的代码加在CAD2004安装目录下面X:\Program Files\AutoCAD 2004\Support的acad2004doc.lsp中的(defun C:ai_custom_safe ()这一行前面.然后重新启动CAD,输入命令ra就可以标粗糙度了.当然也可以加在其他的行上,但是注意不要破坏其他程序的完整性既可3 L: K$ ]4 \4 x* U0 q$ l. a
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# |+ c3 Y8 P4 H1 W% W(defun c:ra( / lt txt bas p1 p2 p3 p4 ang tang len os )
" z3 X# T; i$ U( z# G(setq lt (getvar "ltscale"))
1 i( Z J+ ^! w1 X; B& p$ \ c(setq txt 3.5
, `( i3 D8 X- a3 [- ?p1 "" )
8 f# b9 |+ }8 m" a/ t! H(graphscr)
. n# F% O3 I V(setq os (getvar "osmode"))
$ g3 p. ~8 c( ^# w(setvar "osmode" 0)
* r* m1 [/ r* f(if (not ra) (setq ra "3.2")) ( P4 d* x* {$ \7 W; V% f1 ?0 q8 ]
(while p1 9 o+ z: {9 \( e+ w
(initget "A B C D E F")
/ h3 x% r5 k* N2 i(setq p1 (getpoint (strcat "\n 粗糙度 A=12.5/B=6.3/C=3.2/D=1.6/E=0.8/F=0.4 <Ra=" ra " 插入点 >: "))) ^8 X3 a/ r! W
(cond 9 X% A( v5 \# [8 ?+ X+ _
((not p1))
$ ]0 C0 r6 E, V& v/ t) _((= p1 "A") (setq ra "12.5")) # z* a; \5 H" P: s
((= p1 "B") (setq ra "6.3"))
0 z4 y* L) L7 [. `; l+ V((= p1 "C") (setq ra "3.2")) 1 x0 @- a( h$ Q
((= p1 "D") (setq ra "1.6"))
/ l1 T7 j- Z; [) k) o; t. T((= p1 "E") (setq ra "0.8")) - w- A( r9 ~5 _7 R
((= p1 "F") (setq ra "0.4"))
. ~" c% n0 U! W' }" J(T
1 m( U4 b9 I4 b2 `" i- Z (setq bas (osnap p1 "nea")) ! F+ z' u3 z. ~3 T/ D* F
(if (not bas) ' R* B; F- K# K2 n; o1 d
(princ "\n 未选到目标 !") ) v& c M( L) @* {
(progn
8 C+ i% ?/ D, t) B( R; ` (setq ang (- (angle bas p1) (* pi 0.5))) " \& X9 ]4 T' c+ E! ^% Z% O
(if (< ang 0.0) (setq ang (+ ang (* pi 2.0))))
3 X, Q% q1 v) n! y# A* R6 O6 R (setq len (* 1.6166 txt lt)) S0 X, G+ H4 d
(setq p1 (polar bas (+ ang (/ pi 3)) len)) & W( z. r+ }7 z$ N3 t& l
(setq p2 (polar bas (+ ang (* (/ pi 3) 2)) len))
( |. D' W! C8 I0 j! ^- H (setq p3 bas) " {5 Y# A/ t/ e3 k. @
(setq p4 (polar bas (+ ang (/ pi 3)) (* len 2))) 2 b1 q9 U4 S4 ` H
(command "line" p1 p2 p3 p4 "")
* ?% T) z q) j8 {& O (setq p1 (polar bas (+ ang (/ pi 2)) (+ len (* (/ txt 2) lt)))) / v4 u9 T, C1 ~) T1 I3 P
(if (and (> ang (* pi 0.5)) (<= ang (* pi 1.5)))
1 h, _" K5 j) I' a" ~ (setq tang (+ ang pi))
9 n/ D( n! ^9 g (setq tang ang) ' W! Q6 b. G' E$ {& a4 Y* j; H
)
+ d, v. y3 N$ Y. U. C0 `7 f (setq tang (/ (* tang 180) pi))
% \! L6 E6 T8 ]& M2 h (command "text" "m" p1 (* txt lt) tang ra) 4 o! Z: |/ y* } t
)) 9 x! ~5 x( g- M
)) ! l4 B9 P# D; n/ @
) + e6 m' \! g. G7 l) `
(setvar "osmode" os) " E8 b$ {: G0 X
(setq lt t) : N2 `% y i1 [( k% R
). I2 h9 `1 `9 Y, ]
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