苦菩提 发表于 2013-8-10 11:12 3 t r0 [% A/ V' q
有没有画腰型孔的小插件啊 $ g/ F$ A7 w" H7 V [% s
;;;画腰孔程序8 T7 f" q: }6 n: y6 c2 l* Y! L; w- g
(defun c:yk()
0 j" G4 N3 p% w* [ (setvar "cmdecho" 0)7 H9 I: v% z2 R- U/ e8 l
(prompt "\n*****画横腰孔程序*****")
2 Y. x ~7 V9 M( F# \: O (setq var (getvar "osmode"))
0 F* M* V" T* ]; ]& q& @# a (setvar "osmode" 0): I: V, Y8 ?6 L. Q* ?4 c3 ^
(setq lenth(getreal "\n请输入腰孔长度:"))
7 D% x z- ?/ i" L4 G1 S (setq width(getreal "\n请输入腰孔宽度:"))+ }$ j* p* `+ ~) s v2 M
(if (<= lenth width) 4 d" N2 Y8 h" K+ f$ D$ O# S6 v- h
(progn% K. ^5 S1 S1 S' {1 k
(princ "\n腰孔宽度小于长度,请重新输入!")
. s' W7 t0 y% b (setvar "osmode" var)
" H1 l n. j" s! k2 \0 F- g4 Y; I (exit)
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4 T# a6 S0 [- X, y )
" _5 ^! \. J% e8 Q (setq p0 (getpoint "\n请指定中心点:"))' t% s T P; ^5 M9 q% I
(setq LL (/ (- lenth width) 2))
. V7 G) f2 x2 r. B. x/ p" Y8 v (setq WW (/ width 2))0 C/ `; |" [/ a0 p
(setq pz0 (polar p0 pi LL))5 U3 p i& q; \' @
(setq py0 (polar p0 0 LL))
) k9 A+ T. y( V9 W. K (setq pz1 (polar pz0 (/ pi 2) WW))( D& U5 l: r7 B% @
(setq pz2 (polar pz0 (* 3 (/ pi 2)) WW))
* s5 M# A" D3 k5 h (setq py1 (polar py0 (/ pi 2) WW))1 C% i; n+ ~+ Y9 E
(setq py2 (polar py0 (* 3 (/ pi 2)) WW))
& q, M3 b5 \; y) z (command "line" pz1 py1 "")& v9 o! H% r" d7 t4 m/ a3 B' l/ o
(command "line" pz2 py2 "")1 j! ^1 A" C/ ^, L |
(command "arc" "c" pz0 pz1 pz2)
# y; z0 C0 v+ S4 O" w& l (command "arc" "c" py0 py2 py1)
; u& K' O" @+ A3 _ (setvar "osmode" var)
3 H$ @/ p+ x5 }: X- a (princ)% M- ~+ D6 A8 @
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