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;寻找字符串，并将字符串颜色改为绿色
. ^! I1 ?& D$ y/ M;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）!6 c4 ?# y. n% w5 W8 w6 l1 ~
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# z5 o" S6 O: b(defun chgterr (s)5 w% K# F4 r e; l1 O, j
(if (/= s "Function cancelled") ; If an error (such as CTRL-C) occurs
# @5 W" a, s' [. w) \+ K& ? (princ (strcat "\nError: " s)) ; while this command is active...
0 \' \! E1 p. r2 l, h- M: V; I8 u )
p! i5 l t! z P (setq p nil) ; Free selection set
/ B3 Y/ }4 H: A6 X3 n! l: _ (setq *error* olderr) ; Restore old *error* handler
. r* ^9 z! C3 J5 Y$ O# _6 g' @ (princ)+ o/ M1 ~/ I y# \7 M F
)
+ I1 ^9 [6 \* P: D' Y, o3 |(defun C:chg_color (/ p l n e os as ns st s nsl osl sl si chf chm olderr as62)
) r* W- E) ~4 m! S$ s (setq olderr *error* ; 初始化变量2 |- Y' Z6 N& u; A' [! @9 |3 b2 t
*error* chgterr. x% E4 @3 F* `3 a, x" Y0 Y8 z
chm 0), s4 L; O& @2 M. E! N
(setq p (ssget)) ; 选择集
, r: g) o9 s* r4 f2 ? (if p (progn ; 如果选择集被建立
8 x4 ?; `" |; f' i1 l( F (while (= 0 (setq osl (strlen (setq os (getstring t "\nOld string: ")))))9 C" Z) \1 r7 p
(princ "Null input invalid")
g% m% q% O# t& J X O )
9 Z& @2 }1 D! K (setq nsl osl ns os) ;zl9 t$ I1 m. B) M2 R# S6 l
0 M1 A- \& F3 j7 I8 U* f
& {, G$ f1 s( t1 N( \9 a (setq l 0 n (sslength p)), i* u/ I# e! Q" T
(while (< l n) ; 循环判断选择集中每个元素- F x* M5 O7 q Q! y1 X
(if (= "TEXT" ; 判断是否文本类型 type (group 0)
5 g3 X3 K- D& z (cdr (assoc 0 (setq e (entget (ssname p l))))))
2 o3 `& |: Y$ K (progn
% V$ D1 ^, B1 ^" x" A4 W% p! F (setq chf nil si 1) J( c7 H* M; H- Y
(setq s (cdr (setq as (assoc 1 e))))6 c% b( C, @. d# a* M
1 f( m2 S; I- M4 q (setq as62 (assoc 62 e))7 P* Y4 d3 o' j! v3 G- e4 ^
a1 ]& d- t, j8 v
! A8 X: b P; V7 a$ T q- j (while (= osl (setq sl (strlen" q7 R' g, L7 u
(setq st (substr s si osl)))))% | a" e* h3 V# N3 k
(if (= st os)
8 c6 i( s4 x: h( w _2 d0 X (progn
2 b+ [% w' Z; R4 R4 J6 q- @2 E (setq s (strcat (substr s 1 (1- si)) ns+ s3 R/ V5 _3 V* Q2 u' J& a4 ]
(substr s (+ si osl))))9 z I8 W1 W4 Q" Y/ _
(setq chf t) ; 寻找老字符串& X- X0 T ]; C% m$ \" z5 M
(setq si (+ si nsl))0 l. r- |2 c9 {& ~! G
)$ k# o. c# `7 O5 v2 B# m7 d5 y6 u
(setq si (1+ si))' z2 U) y2 ^% A8 j5 [
)
/ T6 u/ R$ j" p: i+ c4 I )/ i0 m0 t: f- Z" {+ X/ S8 n* V' U' W4 D
(if chf (progn ; Substitute new string for old! a: z- @9 ]8 p' _* }
(setq e (subst (cons 1 s) as e))! r. w$ `) G# I/ m* N: {- G" u
(setq e (subst (cons 62 3) as62 e)) ;zl
9 p0 c' u/ H! a. f. m
, E! y3 f- N( h! O/ Z
- v- R& h/ G/ r, x, C" J (entmod e) ; 修改图形数据库
3 D+ t' _% Q- ]9 p (setq chm (1+ chm))& @9 t/ q) Z b: L4 z* A( b
))
2 G8 g: x. ?$ _8 k% |) ~5 Y )
7 l# w5 S4 N% p! F ). ^8 K' L$ z0 y4 n4 s7 j' w
(setq l (1+ l))- H+ u' k7 O5 t5 P; j6 d
)
9 q( R, R4 i K( ~# Y$ D ))
( ], O0 T2 t5 h- @3 i3 i (princ "Changed ") ; 统计修改字符串的个数
5 Z3 p0 A' K7 _2 m. K+ Y (princ chm)
9 p8 k6 H# i C4 I5 p (princ " text lines.")
6 y5 j9 k9 u/ _& g2 A (terpri)9 U" L% U, T: S! n0 u0 b O
(setq *error* olderr) ; Restore old *error* handler
+ U- x2 S0 S: {; ]/ f. t0 N# H( T (princ)* W6 }! {6 E( I) ?, G- N" i# d
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发表于 2009-1-3 19:24:11
