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
' x' s: L; C; i1 H* }程序源代码如下：& k9 B; G, n* ?+ I
;;;绘制A4图框和标题栏% D* A/ W# ^, U7 Z6 J
(defun c:a4 (/ v1 v2 lj cl shl bl) ;定义命令的名字为a4; H+ I1 {2 t" J. s D) ]+ w6 D
;;初始化环境* G, _$ E# j2 k7 ?/ Y9 b* B$ X
(setq v1 (getvar "osmode")), n2 C" Y* `5 {/ G$ x$ F8 `# a
(setq v2 (getvar "cmdecho")), v6 v6 ]/ ^( ^3 e0 k$ F, ~1 z
(setvar "osmode" 0)8 v! T2 w6 u1 @$ f1 p# T
(setvar "cmdecho" 0)
) f) R/ w, i; J+ D6 D3 Y ;;获取初值+ U( r" j. B: f
(setq lj (getstring "\n输入零件名称: ")), l7 K' h5 V7 A: R8 f; C
(setq cl (getstring "\n输入零件材料: "))# W4 @' m4 W, p$ d) g% L5 x2 U
(setq shl (getint "输入零件数量: ")) a4 p8 N4 S* m! I% u
(setq shl (itoa shl)) ;将整数转换为字符串9 c/ {1 I- ], u3 T) B- h% s8 x
(setq bl (getstring "\n输入绘图比例: "))# j" n. e, j" \8 y( {' ]/ {
;;6 I% b0 L: {6 a8 q7 |' X' R q% |
(command "style" "hz" "gbcbig" "" "" "" "" "" "") ;定义汉字样式为hz(6个默认)
& I4 b, @3 r: t (command "layer" "m" "xixian" "") ;生成当前图层xixian+ O9 E. P. v! b
(command "limits" "0,0" "210,297")* u6 g! `$ j- z3 u- `" w& m7 R$ u/ D
(command "zoom" "a")% T6 s J+ f7 |/ [8 ^5 d
(command "line" "0,0" "210,0" "210,297" "0,297" "c") ;绘制a4图纸边界线( h: A. y# K4 W7 N" `
(command "layer" "m" "cuxian" "lw" 0.3 "" "") ;生成当前图层cuxian T* G$ ]. _0 ?$ j" p4 Y- Y
(command "line" "25,5" "205,5" "205,292" "25,292" "c") ;绘制图框粗线
, F) ?2 ^. |7 X. Q! ]) ` (command "line" "85,5" "85,27" "205,27" "") ;绘制标题栏框粗线* X; c/ [& b( D; F2 ^. v
(command "layer" "m" "xixian" "") ;在细线层上绘制内部线条% X6 h* o9 @3 ^& g! H
(command "line" "85,13" "205,13" "")* R; \/ Z3 U8 x: X; ]3 a3 ~
(command "line" "100,13" "100,27" "")) W' i# t* R* \
(command "line" "120,13" "120,27" "")
5 _! v1 q7 u& E y (command "line" "132,5" "132,27" "")
3 Y+ y3 o6 m* a (command "line" "162,5" "162,13" "")
8 x3 e! e. n9 X- k! g5 w2 J: S (command "line" "180,5" "180,27" "")% ]4 s. j3 o5 |0 j% M
(command "line" "85,20" "132,20" "")
9 p# A5 z, v) p& |5 a, [ (command "layer" "m" "wenzi" "") ;生成当前图层wenzi
$ @& `3 h8 a- L! [, P3 J (command "text" "m" (list 108.5 9) 5 0 "清华大学机械厂") ;填写标题栏2 p# N. a1 G5 Y- f3 G
(command "text" "m" (list 147 9) 5 0 (strcat "材料" cl)); _8 O' K4 e- l% y+ F" ~' y) r
(command "text" "m" (list 171 9) 5 0 (strcat "数量" shl))
, G7 t- q+ `( \6 r$ ~ (command "text" "m" (list 192.5 9) 5 0 (strcat "比例" bl)) t [, l! L' `; Y9 x T
(command "text" "m" (list 92.2 23.5) 5 0 "制图")
# V& C% @5 ^& Y( U: s' r (command "text" "m" (list 92.2 16.5) 5 0 "校核")' Y$ K- F9 M8 e9 D9 l' O: m! N, U- X
(command "text" "m" (list 156 20) 10 0 lj) ;零件名9 z6 m$ `: ? D0 A/ {( f
;;还原环境设置& z1 \1 P5 m& [8 b
(setvar "osmode" v1)
; G/ W) [8 h, u, C5 U% J' g (setvar "cmdecho" v2)
! m! g! F4 ]1 x2 V9 l: u (princ)
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8 Z: w) u+ [5 }' ]3 C" j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!)
; V' }) n% |% z( C, L/ w6 i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)
/ J q5 p2 N$ W(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)0 Z5 d) i* x* G3 p$ w
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5 `$ C# d" q7 R) q( t[ 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。. |% v# ? j$ f9 _% e* B