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x
;寻找字符串，并将字符串颜色改为绿色
x8 S- |* O4 @4 C% Y3 J;这个程序还不完善，字符串不能是随层（ByLayer），使用时最好把全部字符串框选变成（ByBlock）!7 f" m, h& H9 t$ p% ]
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+ L8 n/ s7 V3 E: K0 C: ^7 C(defun chgterr (s), p6 C" g1 `1 v* H. `6 \* v
(if (/= s "Function cancelled") ; If an error (such as CTRL-C) occurs
7 A9 i1 h. [: |5 w- R$ @2 z (princ (strcat "\nError: " s)) ; while this command is active...
( i K; k; x/ e8 y/ ]8 C )
6 y1 ?/ c; h) Z! { (setq p nil) ; Free selection set- w+ y& \9 [3 D0 ^1 |
(setq *error* olderr) ; Restore old *error* handler& u D6 m' m) \6 r" Y
(princ)
U9 r) b* }; x6 N6 w8 H), w( l/ N4 J- b+ u
(defun C:chg_color (/ p l n e os as ns st s nsl osl sl si chf chm olderr as62)
$ P7 b- M7 E2 A1 L (setq olderr *error* ; 初始化变量3 x* O: ^# s3 M. T N
*error* chgterr: J- C! c* @0 [
chm 0)
. K' y8 W% x- X3 ?& W (setq p (ssget)) ; 选择集/ C% K7 a8 h2 d7 J
(if p (progn ; 如果选择集被建立( J7 W6 S# G& H9 M
(while (= 0 (setq osl (strlen (setq os (getstring t "\nOld string: ")))))
$ `' x" { G1 w c% ~- M: D9 W" J8 z (princ "Null input invalid")
2 n, g, W4 f- I1 p )
2 |" Q. O% @' W- u( f" n (setq nsl osl ns os) ;zl- M/ K& S7 Z3 r2 X
6 q0 v/ d/ {4 r5 \ l. C
+ D: u( J- Q4 {; u* y8 I (setq l 0 n (sslength p))
) |. M7 T7 B7 a& O! ]) M4 k9 Z (while (< l n) ; 循环判断选择集中每个元素
0 m0 J8 k* V' y% I (if (= "TEXT" ; 判断是否文本类型 type (group 0)
1 J; C, o# m# q: f) d- _! n- l+ t (cdr (assoc 0 (setq e (entget (ssname p l))))))
, J$ y: h4 f3 C* J (progn7 K3 A5 q- u. u4 k* `7 i0 T
(setq chf nil si 1)4 O7 Z3 M* V" W/ E$ ?. _
(setq s (cdr (setq as (assoc 1 e))))
3 h6 {% d( ^- S! L3 [, }1 V4 K! O ' `/ i5 j9 R0 c0 J: i' e* G
(setq as62 (assoc 62 e))7 o$ V. ^0 c, w& n
9 f& {; m4 r E* x' w; E
! u% T! K, ?7 w- P2 e& \ (while (= osl (setq sl (strlen
% N6 s+ N0 y/ `: {" I (setq st (substr s si osl)))))
2 B9 J8 O$ \( ^/ z7 O( r$ ~ (if (= st os)$ B$ }$ _: S; S. a. t" s2 c
(progn- U( m' g) Z' c2 o) j& o1 F. N
(setq s (strcat (substr s 1 (1- si)) ns
. d) @5 S# k# x/ z- d (substr s (+ si osl))))
5 G; e4 Q. X% B+ D- \ (setq chf t) ; 寻找老字符串" t+ W, r+ @5 Y% {& S' K
(setq si (+ si nsl))
6 W5 ~4 S$ s8 d$ F )
" v( ?& {# S5 e# o (setq si (1+ si))
3 X6 T" V F( |- g# Q& L )
% B& n# R5 c9 h9 y )0 K3 w+ U- J7 K( v# O; M5 P. G
(if chf (progn ; Substitute new string for old
# C1 \) D9 N5 d7 H$ B (setq e (subst (cons 1 s) as e))
6 G3 w' |( ^$ p' x (setq e (subst (cons 62 3) as62 e)) ;zl
0 S0 N* [' N5 |! R7 u& P/ p: j
; c7 p, v# |( c! _
; G9 p. d9 s- v9 m (entmod e) ; 修改图形数据库6 y7 t l8 K! I& `: J
(setq chm (1+ chm))+ y( [( N @7 q1 B* b! q$ M
))
( ~3 f- ^9 c+ O5 u# @/ |/ F( b. c( r )4 b# p* z! [' I( x
)
w" ]" n+ S6 Z* A! X (setq l (1+ l)), J' {" x* N- |4 ^) V- n; l# S& S
)5 S: q; u8 D+ [$ c/ g' U! r! A) Q' o
))
2 K1 }) A0 N& A+ Q (princ "Changed ") ; 统计修改字符串的个数- @, B5 ]- n: }' T. O
(princ chm)
1 u% a* Q( m, {) _( ^) D, b1 t (princ " text lines.")9 t4 ?- r: P% B/ d* C# b
(terpri)
9 e, V, D: l5 W) z3 j% A$ S( l( g2 ^ (setq *error* olderr) ; Restore old *error* handler( y7 @' m7 x2 P" w5 E
(princ)
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发表于 2009-1-3 19:24:11
