这一辑做个程序绘制图框和标题栏，看了之后能充分体会到AutoLISP的工作原理' u6 o* J4 ?# \, d" D, X
程序源代码如下：. l1 x- n- ^# m& k2 t3 E
;;;绘制A4图框和标题栏
- s% ^$ Y3 ^& U$ x5 B(defun c:a4 (/ v1 v2 lj cl shl bl) ;定义命令的名字为a40 q5 v6 ~2 ]& c# [& O- F
;;初始化环境" _0 E1 F1 W! e! _* Z- F& P6 I
(setq v1 (getvar "osmode"))
8 [& w. G2 N1 `5 @/ `" W% N. s) w (setq v2 (getvar "cmdecho"))
/ _8 @9 G3 f$ |4 t; z (setvar "osmode" 0)5 c% c: K. F! p! F: W5 l
(setvar "cmdecho" 0)
) E) N3 c/ o; n- i ;;获取初值7 N9 n5 M# W: W0 r2 i- y# }
(setq lj (getstring "\n输入零件名称: "))
8 O! Q4 v# E& Z5 f; k# C. ?9 ^" w. z (setq cl (getstring "\n输入零件材料: "))
3 `) D6 S8 J% S/ z. O (setq shl (getint "输入零件数量: "))
/ I2 x, z6 l* S' ^ (setq shl (itoa shl)) ;将整数转换为字符串 q( c$ |7 N1 T5 K6 ~, }9 c: F
(setq bl (getstring "\n输入绘图比例: "))
, X7 S7 b- @) s* z' F ;;
7 [2 Z; v' [, `" D7 X (command "style" "hz" "gbcbig" "" "" "" "" "" "") ;定义汉字样式为hz(6个默认) g9 S9 v2 Y# p7 Y
(command "layer" "m" "xixian" "") ;生成当前图层xixian
& T2 B) F7 Z8 g$ c8 `0 w (command "limits" "0,0" "210,297")' ?+ h. G; U/ @3 e, L
(command "zoom" "a")
( G: g. {( X/ w0 z, K- C (command "line" "0,0" "210,0" "210,297" "0,297" "c") ;绘制a4图纸边界线
4 l* D3 ^$ _$ [* I# L% _9 v, E (command "layer" "m" "cuxian" "lw" 0.3 "" "") ;生成当前图层cuxian. t+ I* @" K6 A' ]7 h/ w/ g% Z
(command "line" "25,5" "205,5" "205,292" "25,292" "c") ;绘制图框粗线
) C" t/ _' `( R6 Y5 q# w' m" k (command "line" "85,5" "85,27" "205,27" "") ;绘制标题栏框粗线4 a- X* X1 O1 t$ `; w2 |! p( _5 n
(command "layer" "m" "xixian" "") ;在细线层上绘制内部线条
1 F& h7 a. f8 M. J7 M/ Z+ a3 a (command "line" "85,13" "205,13" "")
4 H4 ~+ g4 s& ?3 M) `! I- N (command "line" "100,13" "100,27" "")
( F& J4 u& X) Q* `( L- ]$ y (command "line" "120,13" "120,27" "")
5 W4 x9 Y) [3 E/ ?3 D- S# e8 K (command "line" "132,5" "132,27" "")
4 p& e" f, l- [" A (command "line" "162,5" "162,13" "")
% ~3 a" j% P. m2 _8 \$ B (command "line" "180,5" "180,27" "")- K; t$ s' D- d) \9 ]! y
(command "line" "85,20" "132,20" "")1 q& u# O$ n0 `: C8 t
(command "layer" "m" "wenzi" "") ;生成当前图层wenzi
- g: Y+ m, o) r' P" N (command "text" "m" (list 108.5 9) 5 0 "清华大学机械厂") ;填写标题栏- `8 {' w/ r0 |0 V( Y; _
(command "text" "m" (list 147 9) 5 0 (strcat "材料" cl))- z7 k5 r) a$ e- h1 [* D6 c4 ?/ m$ E; S
(command "text" "m" (list 171 9) 5 0 (strcat "数量" shl))
7 {+ s) T/ u5 Q4 I (command "text" "m" (list 192.5 9) 5 0 (strcat "比例" bl))) w% ^# T1 A- _7 V
(command "text" "m" (list 92.2 23.5) 5 0 "制图")8 [% O; Y9 u4 a# {% f6 c1 S
(command "text" "m" (list 92.2 16.5) 5 0 "校核")
5 M% i/ y6 X4 n! h8 U: X6 X3 m& J. s (command "text" "m" (list 156 20) 10 0 lj) ;零件名" V/ K: }, m* z% H; ]: l0 h
;;还原环境设置7 }$ a, t4 U- |2 L* z4 \
(setvar "osmode" v1)% K* Y1 w+ O9 R
(setvar "cmdecho" v2)
& p3 Z8 }& K3 z5 \1 H( a4 z* o (princ)
6 K- s# Y1 a* J: G, I' ]! N2 F, b2 m)
2 n/ Z+ {$ W$ a读完代码你会惊奇的发现，这不就是画图过程嘛：调用的command命令，一句一句的执行，一点难度都没有。lisp就是这样，很容易理解。(只要记住了第一辑讲的，呵呵!)5 ?; O7 `. w/ _* K, N
看懂程序后对它稍微一改，就能做出符合自己要求的图框和标题栏，一劳永逸，岂不快哉。(注意：由于版本的变化，可能需要对程序稍作修改才能适应)7 \( {5 v/ Y! s/ j
(程序里有看不大明白的都可以跟贴问啊，我相信很多人都会乐意助人解惑的)3 C* I2 x) q- R
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- j/ \3 n8 P" s) E; W[ 本帖最后由 yrgui 于 2008-10-3 18:26 编辑 ] |
发表于 2008-10-3 18:24
楼主
ACAD帮助文件里就有开发人员帮助文档，也不错。还是那句话：遇到问题上论坛问，不就OK了。