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我最近学AUTOCAD LISP 二次开发遇到了些问题! O% t! E. T. }( F- V2 e- ?/ @
下面是一个自动绘制五角星的代码，运行的时候出现错误： 错误: AutoCAD 变量设置被拒绝: "osmode" nil 请问各位高手 这是什么原因？* h) g" r* G5 f
- (defun c:5js()
/ e H6 o4 `9 H) f& i - (setq os(getvar"osmode")6 j z1 p. k! I8 I5 J
- cmdcho(getvar"cmdecho"))
' M" A9 ^9 N- G/ Q$ x7 a - (setvar"osmode"O)
' d0 ~' p$ t. ^8 q+ Q - (setvar"cmdecho"O)
$ ]/ S3 F$ K. [0 E6 n1 P5 a - (tsc)9 r6 }* U2 X2 a
- (setq pt1(getpoint"\n插入点")). S9 f. L: v: V6 ?/ v: o9 m
- (setq pt2(polar pt1(angtof"-108")(sc28.9086)))
$ H S8 t1 _# f5 ~( R- A* e - (setq pt3(polar pt2 pi(sc28.9086)))
! Z7 e- T' Z% n4 b0 R - (setq pt4(polar pt3(angtof"-36.00")(sc28.9086)))0 G/ P# H3 w4 s" @2 B( f; I
- (setq pt5(polar pt4(angtof"-108")(sc28.9086)))
/ _) X7 A4 I( u - (setq pt6(polar pt5(angtof"36")(sc28.9086)))& p2 L; _& U& ]% Q
- (setq pt7(polar pt6(angtof"-36")(sc28.9086)))
+ @" c' A7 k/ |0 k - (setq pt8(polar pt7(angtof"108")(sc28.9086)))0 d. z) A; R) E0 i" \
- (setq pt9(polar pt8(angtof"36")(sc28.9086)))8 ]3 {* N0 Q n9 a# J
- (setq pt10(polar pt9 pi(sc28.9086)))
/ ~7 b8 T" Q% z - (command"color" "r")
i; v6 S. N. \ - (command"pline"pt1 pt2 pt3 pt4 pt5 pt6 pt7 pt8 pt9 pt10"c"); _" A$ p$ X6 f1 A
- (setq sl (entlast)); g" N, H( U# T' s# |
- (command"-bhatch" "p" "s" "s" "sl" " "), S8 R/ J2 } o' ?8 `
- (setvar"osmode"os)7 n- o( T$ W8 ?6 c4 j ^7 ~ X
- (setvar"cmdecho"cmdecho)
0 Q( Y; E2 `+ x2 W3 p O - )
+ o Q" I- S* i% p - ;比例因子+ C/ R2 U' i( t; W# r
- (defun tsc()
3 d( A/ m$ S" S0 b/ ~ - (if(=js_scale nil)
1 B6 n1 g z5 L, H - (setqjs_scale 1)
5 S) D V" H% X# M/ |0 a7 j - )+ y7 K1 e& w4 d* d w2 b
- (setq inp(getreal(strcat"\n输入比例因子<"
; s8 o$ e$ c4 v5 X - (rtos js_scale). I& u9 N; ^% N5 |* n! @: R( p$ u
- ">")))
) {; c6 U- \4 I' J - (if inp& F1 B' o; N* ?4 ]; y3 ^
- (setqjs_scale inp)5 n" n3 w: ~( O" i
- )
" X+ o3 H' e% k! Z - )5 Y6 s5 g/ e2 }
- ;比例放大或缩小 J5 q4 u a9 K/ J
- (defun sc(x)! ^" i' u; J% L/ A3 z p* u
- (X js_scale)0 E9 Z4 o. s' \: u
- )
j3 k9 w- W% `/ B9 A - (prompt"\n画五角星程序，键入:5js执行")
: T. K3 `* E8 k5 J/ z# _ - (princ)
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发表于 2008-10-27 14:03
楼主
