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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
4 b( J$ O1 V: X$ f( g) H8 C*********************************************************$ E# r" a- Y, R3 V V, H
(defun c:ra( / lt txt bas p1 p2 p3 p4 ang tang len os ) ! N( [# o0 C" C) }+ v! | j
(setq lt (getvar "ltscale")) 8 P" i/ @: s x" y2 Z3 p9 D
(setq txt 3.5
2 N4 D2 f; q8 e2 Q: ^ N5 }8 L9 Cp1 "" )
# k- M8 k5 J5 T: W; q% j(graphscr) 4 ? ^. ~& _2 ?$ h( L% D9 |
(setq os (getvar "osmode"))
% d/ S' R( E0 X; s(setvar "osmode" 0) . T: ^0 f* ^1 u" h/ \
(if (not ra) (setq ra "3.2")) $ }) S% c: F6 x& Q
(while p1 2 u7 g, H/ j& y0 y4 R7 ?& t
(initget "A B C D E F") 6 J" O H8 b) X" C6 G6 G, s
(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 >: "))) $ X& o' ?$ { r9 _
(cond
6 V. ~7 T: F# T- v& m8 V- z; M. R- K((not p1))
. S# z' D3 c' ]((= p1 "A") (setq ra "12.5")) 3 ?0 V7 [! Q. {/ P' @: J4 f% z& Q' c" i
((= p1 "B") (setq ra "6.3"))
* w- [' |2 U- g% n((= p1 "C") (setq ra "3.2")) ) x" e9 b3 N9 h2 p% n M
((= p1 "D") (setq ra "1.6"))
5 a0 ^8 J! ^2 N) q. E2 Y((= p1 "E") (setq ra "0.8"))
* ^9 s/ @0 D! x/ M((= p1 "F") (setq ra "0.4")) 1 S6 u5 X7 b$ v9 K' A* O
(T
, y* w& r8 @) R6 \3 l (setq bas (osnap p1 "nea"))
% B4 ], L5 h/ |1 s0 g0 }/ S# ^ (if (not bas) # i/ c" @7 M& A( ^6 Q
(princ "\n 未选到目标 !")
2 H) j% d$ _' O8 c4 p+ Z (progn
( H$ j4 l, j) l8 V% y (setq ang (- (angle bas p1) (* pi 0.5))) 4 A7 Q1 [( i8 } c6 U9 p
(if (< ang 0.0) (setq ang (+ ang (* pi 2.0))))
5 Z. ?# Y" J8 F# X (setq len (* 1.6166 txt lt))
9 H/ I2 [1 H4 p8 ], D (setq p1 (polar bas (+ ang (/ pi 3)) len)) 2 ?6 u, _0 M# V( @8 Z8 T5 O
(setq p2 (polar bas (+ ang (* (/ pi 3) 2)) len)) & }3 o" s( l* C, V
(setq p3 bas)
2 {, r d$ m$ z/ a! ?& b (setq p4 (polar bas (+ ang (/ pi 3)) (* len 2))) , Z* y9 Q$ S" b* ?6 G: n
(command "line" p1 p2 p3 p4 "") 2 C& E7 \$ r; L: w2 X3 E3 {8 P& `
(setq p1 (polar bas (+ ang (/ pi 2)) (+ len (* (/ txt 2) lt))))
3 n% y6 Z* l9 P7 {9 u (if (and (> ang (* pi 0.5)) (<= ang (* pi 1.5))) 5 i7 N7 h8 F0 h
(setq tang (+ ang pi)) ) M% L3 I5 {# p' \8 n4 c
(setq tang ang)
# U- p0 h, T3 R$ p; q ) * y7 X. N) }6 R4 N$ r
(setq tang (/ (* tang 180) pi)) ' G/ @" X5 n; h
(command "text" "m" p1 (* txt lt) tang ra) C D- n2 T( a/ j6 [& K0 w$ \8 o* ^
)) $ k- W* T7 `& c- h/ X) e
))
. R3 h4 Q Z( h6 ~6 `/ S$ ~ ) 6 p* g7 Q! h/ I
(setvar "osmode" os)
& T% X- z4 H( V9 G& A; d4 H (setq lt t)
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