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( E7 C- F* {, g# l# S9 y2 h6 @
程序源代码如下：
" t* R6 Y: T7 ]! O& ^ E4 R9 M' ~;;;绘制A4图框和标题栏
: W+ |# q/ e9 j' }+ `7 E/ k, x(defun c:a4 (/ v1 v2 lj cl shl bl) ;定义命令的名字为a4; t4 U Y9 P6 ~) u, m% I0 G/ r
;;初始化环境3 c6 U0 c) }4 |# o/ s) f" c
(setq v1 (getvar "osmode"))
* M6 {1 X% A3 m6 ~7 z5 ` (setq v2 (getvar "cmdecho"))1 ?. j% Y( b j) B8 ~/ V8 t0 I/ S
(setvar "osmode" 0)
" y* P- I6 Z% P3 A (setvar "cmdecho" 0); p. h( k$ ]- D
;;获取初值
9 S! t3 T, \& Y: a' { (setq lj (getstring "\n输入零件名称: "))
5 D; [# e( u9 `7 D, _8 Z' H. T (setq cl (getstring "\n输入零件材料: "))" k) v/ c- {. a$ D- M/ S$ G
(setq shl (getint "输入零件数量: "))+ w q7 [% U- E! C! W* g
(setq shl (itoa shl)) ;将整数转换为字符串
' ^/ a5 ?7 [' `# \/ {2 a1 d (setq bl (getstring "\n输入绘图比例: "))
& O1 W4 R" k" } B8 y0 T ;;
, N/ O& |, p0 x5 l7 Z- B (command "style" "hz" "gbcbig" "" "" "" "" "" "") ;定义汉字样式为hz(6个默认)
) _2 j/ W p5 R: y (command "layer" "m" "xixian" "") ;生成当前图层xixian. ?0 W* v d9 O' E
(command "limits" "0,0" "210,297")
. H/ l: L+ z) x& J/ c( }1 p (command "zoom" "a")3 Z! C3 Q/ ? }; @' ?& B
(command "line" "0,0" "210,0" "210,297" "0,297" "c") ;绘制a4图纸边界线
6 F6 { c2 Z& x( T (command "layer" "m" "cuxian" "lw" 0.3 "" "") ;生成当前图层cuxian
% w1 \0 F9 a" }+ | (command "line" "25,5" "205,5" "205,292" "25,292" "c") ;绘制图框粗线' b0 K8 ]$ L1 p# y
(command "line" "85,5" "85,27" "205,27" "") ;绘制标题栏框粗线0 g% \% Y* D, K( x# |
(command "layer" "m" "xixian" "") ;在细线层上绘制内部线条
+ h N5 X( M, \" Z (command "line" "85,13" "205,13" "")
; Y7 @& w4 t0 r5 y6 N8 M* F8 |5 i (command "line" "100,13" "100,27" "")
: A/ ^/ G. q- n) T% k (command "line" "120,13" "120,27" "")* Y" ^4 r, z3 ^0 f
(command "line" "132,5" "132,27" "")
3 U, ^& I" Y* S (command "line" "162,5" "162,13" "")2 U5 U) W( ]! X C
(command "line" "180,5" "180,27" "")4 w/ W9 ?/ ^4 J) q
(command "line" "85,20" "132,20" "")! K! n7 j9 I) A
(command "layer" "m" "wenzi" "") ;生成当前图层wenzi" |2 K2 v- v9 i6 F `$ m
(command "text" "m" (list 108.5 9) 5 0 "清华大学机械厂") ;填写标题栏/ g# u- H% j7 d% B- N4 E
(command "text" "m" (list 147 9) 5 0 (strcat "材料" cl)), n! j; m5 j' l. m$ t- e
(command "text" "m" (list 171 9) 5 0 (strcat "数量" shl))
+ P# {, |( b; T: R* K3 v& N6 A" ` (command "text" "m" (list 192.5 9) 5 0 (strcat "比例" bl))+ P, p4 z& p' i S3 |
(command "text" "m" (list 92.2 23.5) 5 0 "制图"), R% |7 j' q# v K! S) g" f
(command "text" "m" (list 92.2 16.5) 5 0 "校核")
, `9 ~) ?( h5 S6 t" x7 e (command "text" "m" (list 156 20) 10 0 lj) ;零件名
5 R5 u( m) ?7 ^. w ;;还原环境设置
) C0 c0 l7 i v. i6 F7 l( h9 q (setvar "osmode" v1)! ^ R% x7 `7 q# Z: M: a
(setvar "cmdecho" v2)8 i% L0 m1 ^6 B) \( k% j# r
(princ)1 ]$ A; p% M# E P9 b
)
; |3 \' U: P n) _8 d. u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!)" c- @6 U! K- D: n C
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). ?, I: N1 o( h8 f
(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): a5 I8 R+ m T8 ~" K
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% S0 w" p- i. P8 q D[ 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。