苦菩提 发表于 2013-8-10 11:12 8 k" c! Q" w1 R! E7 u( b
有没有画腰型孔的小插件啊 6 M) W' ?3 O2 f
;;;画腰孔程序; I) r' ~: c G) P$ B4 u3 @! ]- c. Q
(defun c:yk()
V1 a V5 j! U9 ^- n) @" i (setvar "cmdecho" 0), e" }, P; R1 A/ l+ A( c4 L1 K
(prompt "\n*****画横腰孔程序*****")
* B' _" ~8 b' _' Q B8 ~ (setq var (getvar "osmode"))( l% c! W4 i# _. X: \
(setvar "osmode" 0)8 }( I g0 b( d! \, d
(setq lenth(getreal "\n请输入腰孔长度:"))
9 \: q2 j% `, I! F, Q s1 A* Q; ? (setq width(getreal "\n请输入腰孔宽度:"))3 y: z- l5 B1 q% t: V/ T8 K
(if (<= lenth width) 8 A: f/ }5 b7 f/ ~
(progn
5 ^; m0 h0 U0 P& D; M" _) [5 I' L (princ "\n腰孔宽度小于长度,请重新输入!")
8 D8 n8 ^3 b6 z1 \8 l (setvar "osmode" var)
. K4 }" \, _7 B2 z (exit)
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(setq p0 (getpoint "\n请指定中心点:"))* n# J5 t# |' H9 u! Z9 q
(setq LL (/ (- lenth width) 2))
3 m1 R X+ [9 w7 t* K (setq WW (/ width 2))* a; n0 E# [7 f& x
(setq pz0 (polar p0 pi LL))
! M3 L0 y% n5 V (setq py0 (polar p0 0 LL))
( s9 @5 G% o- z. E: A$ w (setq pz1 (polar pz0 (/ pi 2) WW))
$ z$ N G6 Z4 r2 t7 k6 M) w (setq pz2 (polar pz0 (* 3 (/ pi 2)) WW))
) n0 a6 |6 A+ d* V4 ~* U (setq py1 (polar py0 (/ pi 2) WW)) P# v/ ~' A9 I1 Z* L
(setq py2 (polar py0 (* 3 (/ pi 2)) WW))1 D) ~; w6 N5 A" m& ~8 ] U- x( v B
(command "line" pz1 py1 "")) W; B8 `; u- }# g R3 j3 b) X
(command "line" pz2 py2 "")
5 q: w, R3 E& r3 o; ]* O (command "arc" "c" pz0 pz1 pz2)' s i+ I- s4 S
(command "arc" "c" py0 py2 py1)
- z9 W+ ^; w% G! e) e (setvar "osmode" var)& y9 [& R& Q4 O' f8 P1 Z
(princ)
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5 I, K& T2 G3 `6 A: c3 } |