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发表于 2013-7-22 01:46:33
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来自: 中国吉林吉林市
本帖最后由 woaishuijia 于 2013-7-22 01:48 编辑 8 H/ V3 D, {, w1 i$ ^, a$ b( ~
- (defun c:xy (/ p old_lay czy_p)
: M9 A2 O& P/ }$ u- y - (setq p (GETPOINT "选择中心点:"))
+ A( q3 n- R3 Y) R - (setq old_lay (getvar "clayer")), y" \ c# g8 Z# `. e! x6 @* I
- (COMMAND "LAYER" "n" "center" "set" "center" "")1 ~* {4 @5 C, C0 Q
- (command "line" p pause "")
# `% h5 B3 n% K3 F& g6 C n - (setq czy_p (entlast))
2 e4 Y* s) I# l - (command "ROTATE" czy_p "" p "c" "90")
0 u# O$ d& B& q - (command "ROTATE" czy_p "" p "c" "180")
. j2 ?( W4 c# r0 c& I - (command "ROTATE" czy_p "" p "c" "270")
% Z7 O* R8 n& e - (setvar "clayer" old_lay)
6 U0 t, i- e: U0 B8 c - (initget 0 "u") ;定义关键字
0 b6 w, x2 f0 M+ c( D4 O! y - (if (= (getkword "\n确定或 [放弃(U)]:") "u");检查用户输入的关键字决定是否放弃: {7 ~8 h( R4 p7 k6 r
- (repeat 5 (command "u")) ;放弃前面5个命令的结果
, J/ Z0 L. U, e. ^8 N - ;;; (command "undo" 5)
+ ?1 t! g& W6 K" a, W/ k - )
) P8 y0 x8 q5 x( Z9 d6 B5 E - (prin1)
2 O- l6 G5 }& F: e- @ - ) ;绘制圆的中心线
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