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
5 J) F/ K J' G: |+ M程序源代码如下：
* n2 w) l8 @7 _' Z' b7 I& a;;;绘制A4图框和标题栏
( U3 ^3 l9 a1 @; I' g& N(defun c:a4 (/ v1 v2 lj cl shl bl) ;定义命令的名字为a4
/ s7 e; F* K, _9 Q" K ;;初始化环境
7 i3 Z% @" B, z. }% `' t (setq v1 (getvar "osmode"))
) q6 i: y( m- {2 y8 c( A (setq v2 (getvar "cmdecho"))7 L) K8 B- d* {, g. a6 p
(setvar "osmode" 0)# S8 g# O& M" O1 T
(setvar "cmdecho" 0)8 I: U% w) h' S, J# U' i
;;获取初值. s6 D0 q8 d# S( X( U
(setq lj (getstring "\n输入零件名称: "))+ p$ n0 V. k X6 k
(setq cl (getstring "\n输入零件材料: "))3 z8 T+ R) t: ?# k' B# z1 K1 I% @
(setq shl (getint "输入零件数量: "))
* l3 @7 L0 [ I C* B v- A (setq shl (itoa shl)) ;将整数转换为字符串/ U5 P. n" J! h# m' a
(setq bl (getstring "\n输入绘图比例: "))1 D) E1 B! e' o' a, R4 S. {. e
;;& U M+ r2 H: y+ q, a: {+ _
(command "style" "hz" "gbcbig" "" "" "" "" "" "") ;定义汉字样式为hz(6个默认)
7 m& U E1 H! j. Z0 c (command "layer" "m" "xixian" "") ;生成当前图层xixian7 F1 _% ?/ ~+ z- T4 ~7 k) H
(command "limits" "0,0" "210,297")4 l6 ?) y& B O/ u% \" K. W
(command "zoom" "a")! p6 }0 O" V3 G o, R
(command "line" "0,0" "210,0" "210,297" "0,297" "c") ;绘制a4图纸边界线. L* H. l \- p' n1 X% A# p5 ?
(command "layer" "m" "cuxian" "lw" 0.3 "" "") ;生成当前图层cuxian
9 r$ C7 ^* L$ f/ d3 ~' s (command "line" "25,5" "205,5" "205,292" "25,292" "c") ;绘制图框粗线
) z: a1 V# a7 W0 k$ d0 ~ (command "line" "85,5" "85,27" "205,27" "") ;绘制标题栏框粗线6 r. H) W# R. o) L& `
(command "layer" "m" "xixian" "") ;在细线层上绘制内部线条
! E9 p. l: b8 \+ r/ Z (command "line" "85,13" "205,13" "")
6 X8 `- @+ F, b) E (command "line" "100,13" "100,27" "")/ S$ ^4 T9 {, A
(command "line" "120,13" "120,27" "")
$ [; B, y; p9 _5 r (command "line" "132,5" "132,27" "")7 |; j- |! A+ ?8 ^( k
(command "line" "162,5" "162,13" "")
' A# F( L6 B1 p% h! V. D (command "line" "180,5" "180,27" "")6 I- a. }$ A, m1 ~. e/ f- t
(command "line" "85,20" "132,20" "")# t! F2 b1 A4 \6 i, j$ A9 H
(command "layer" "m" "wenzi" "") ;生成当前图层wenzi; \2 t( k3 s# U' N6 m
(command "text" "m" (list 108.5 9) 5 0 "清华大学机械厂") ;填写标题栏
8 c1 L9 S D- c (command "text" "m" (list 147 9) 5 0 (strcat "材料" cl))( L7 b- U3 R/ `) d7 Y7 \
(command "text" "m" (list 171 9) 5 0 (strcat "数量" shl))
5 Q1 g) b# [ z (command "text" "m" (list 192.5 9) 5 0 (strcat "比例" bl))
; s8 r1 ] h$ Y( Q8 r" D: C3 |2 F) L (command "text" "m" (list 92.2 23.5) 5 0 "制图")
) V; S7 Q/ z: t2 b u1 X: J) Y (command "text" "m" (list 92.2 16.5) 5 0 "校核")" z7 E4 ^2 J7 E, y+ n ~
(command "text" "m" (list 156 20) 10 0 lj) ;零件名. i* _- ~' V% s( x' g
;;还原环境设置3 j8 ?' m: B2 w- u. c
(setvar "osmode" v1)- }2 t% R, R0 p" [, `& r# G0 N* X0 y
(setvar "cmdecho" v2)
/ o8 [$ d7 p$ ]1 I (princ)
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. I ]# x5 k2 D( P2 g/ N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!)
+ D% i9 D- @4 s; F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)
/ Y" V& G. O1 J8 e- Y(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)$ u, \2 P, c% U- H0 W+ ^. \
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[ 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。: t% V/ q& S: b3 d