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
! w Y2 y; x! F1 Y$ Z& D程序源代码如下：
9 Q! t5 O. Z+ e1 H;;;绘制A4图框和标题栏
% U) ]" H# ~4 Z0 E% C% l(defun c:a4 (/ v1 v2 lj cl shl bl) ;定义命令的名字为a4
1 o# b* r7 v; b* F3 o, i9 z ;;初始化环境) q& O1 v- Z e6 U1 @6 f5 c1 h0 `
(setq v1 (getvar "osmode"))
: V; ~. f7 T: W7 V (setq v2 (getvar "cmdecho"))) h, T: ?; J {+ d+ t5 D: G! H+ Z
(setvar "osmode" 0), o; S/ P9 d+ n; u0 \
(setvar "cmdecho" 0)
3 D- y# h k0 y0 T4 X% ^$ |# C ;;获取初值
9 g# l4 i0 m: x5 W; A (setq lj (getstring "\n输入零件名称: "))
' q$ S* X0 [) o (setq cl (getstring "\n输入零件材料: "))
. M$ r5 o' w2 v/ _4 R (setq shl (getint "输入零件数量: "))
" C2 j) \% m1 L1 H3 W9 H (setq shl (itoa shl)) ;将整数转换为字符串2 q9 I; u. f* q
(setq bl (getstring "\n输入绘图比例: "))7 z Z% E* Z3 x& f
;;
7 b/ e" h, z' R. `9 b. D2 `1 L4 ^ (command "style" "hz" "gbcbig" "" "" "" "" "" "") ;定义汉字样式为hz(6个默认)* P7 J1 ^9 _( D9 b% I
(command "layer" "m" "xixian" "") ;生成当前图层xixian
4 ~- ~5 H' k. _* n (command "limits" "0,0" "210,297")( {' P" t U2 Y G( {+ G
(command "zoom" "a")$ l$ Q* Q3 V5 k) K' ?; m# {
(command "line" "0,0" "210,0" "210,297" "0,297" "c") ;绘制a4图纸边界线
% X" B2 t. h& [- j" J (command "layer" "m" "cuxian" "lw" 0.3 "" "") ;生成当前图层cuxian, c% Z6 O% d6 H' K) ~) P
(command "line" "25,5" "205,5" "205,292" "25,292" "c") ;绘制图框粗线
9 i& l# f: n; k; u; w# b (command "line" "85,5" "85,27" "205,27" "") ;绘制标题栏框粗线
' w4 W% Y. k, b5 W (command "layer" "m" "xixian" "") ;在细线层上绘制内部线条
) E0 u# x! M- R9 P (command "line" "85,13" "205,13" "")
4 C9 x, L, S E, U2 Z0 a8 f- i3 x (command "line" "100,13" "100,27" "")
/ Z8 A0 ]% v- a4 U8 e& J7 E9 F8 | (command "line" "120,13" "120,27" "")7 s* C: w# x1 A9 E5 }
(command "line" "132,5" "132,27" "")
& q& {" d7 v$ ?6 i4 V# H" _ (command "line" "162,5" "162,13" "")1 Z* l2 E+ X& M* i
(command "line" "180,5" "180,27" "")
4 R6 ]0 m- @0 Z; R0 S( L8 x (command "line" "85,20" "132,20" "")
]$ j& t8 g2 h; w4 T' q% X (command "layer" "m" "wenzi" "") ;生成当前图层wenzi/ L: `4 f# |+ F. b* d1 ^9 L
(command "text" "m" (list 108.5 9) 5 0 "清华大学机械厂") ;填写标题栏$ e) I9 G* z, N
(command "text" "m" (list 147 9) 5 0 (strcat "材料" cl)) L/ y4 R7 \% {9 [
(command "text" "m" (list 171 9) 5 0 (strcat "数量" shl))
: e3 {0 }7 _$ Y( K0 k* Y (command "text" "m" (list 192.5 9) 5 0 (strcat "比例" bl))# k- A; J7 m& {. r( R; s2 q# K
(command "text" "m" (list 92.2 23.5) 5 0 "制图")
6 E' D' x. D1 g2 E4 h" g (command "text" "m" (list 92.2 16.5) 5 0 "校核")* M- _6 i+ M, Z$ `
(command "text" "m" (list 156 20) 10 0 lj) ;零件名+ M8 Z5 s6 E6 @! c; t
;;还原环境设置' l1 }7 n5 d& b# x0 k( c
(setvar "osmode" v1)
% L% m. J+ c. I7 V0 M, a (setvar "cmdecho" v2)
: T" i ^$ j$ t1 P' F (princ)2 n- _: v8 ?/ E8 U% x) u9 A: X
)
# u) d" K2 `- u- W9 M7 u* [, B. }( v* i7 R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!)9 @, s0 L6 V: g! ]8 s9 U
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)1 g- {+ p V4 k
(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)
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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。5 J" H A, Y9 d" ~