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;寻找字符串，并将字符串颜色改为绿色
0 w1 ]/ e. g% {$ [;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）!: k2 l9 c9 x% F1 ^, F1 P
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(defun chgterr (s): y3 N2 v# l- u* b) s
(if (/= s "Function cancelled") ; If an error (such as CTRL-C) occurs& |; |5 D% |- \2 r) B9 x
(princ (strcat "\nError: " s)) ; while this command is active...
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(setq p nil) ; Free selection set
1 O; D( a) ~1 b1 n G (setq *error* olderr) ; Restore old *error* handler7 N5 G: }: C+ _" T9 w
(princ)
6 m0 q: H; S8 m/ s2 ])
. K/ ^( R2 ?; i# k(defun C:chg_color (/ p l n e os as ns st s nsl osl sl si chf chm olderr as62)5 y- l/ ~2 ]; _" l
(setq olderr *error* ; 初始化变量9 t* L1 |: I7 y# d W$ t
*error* chgterr5 Z# @1 \+ d" _* d W. \
chm 0)! i6 y0 U L1 ^9 H9 g, T! S
(setq p (ssget)) ; 选择集& q/ o- q/ ~+ r- w( ?) U
(if p (progn ; 如果选择集被建立
6 I! u0 H3 v) ~1 y/ @" c. p (while (= 0 (setq osl (strlen (setq os (getstring t "\nOld string: ")))))
& i, ^5 r2 d; G0 `5 W2 h% Y5 |& G7 o (princ "Null input invalid")
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(setq nsl osl ns os) ;zl- d6 ^2 A( P# |% {% m8 t0 G( J: n
n- }3 K }$ w: _
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(setq l 0 n (sslength p))
/ R- a+ R1 M' Q3 V }- ^$ J3 M (while (< l n) ; 循环判断选择集中每个元素- X; i- W) [* {3 ?
(if (= "TEXT" ; 判断是否文本类型 type (group 0)
' ^9 T- T; p# R7 N (cdr (assoc 0 (setq e (entget (ssname p l)))))). b5 v3 `" ?* v X
(progn! T M# ?2 d: l
(setq chf nil si 1)
M9 z; o7 j, I+ H (setq s (cdr (setq as (assoc 1 e))))
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- U5 i. T: Q- V! C5 K. l (setq as62 (assoc 62 e))
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# H( z% Q2 c n% ~# m3 C. X% u
) e& U! L9 R; ~2 w (while (= osl (setq sl (strlen
* F! g4 A, Q' N- y; a4 f (setq st (substr s si osl))))) g9 ~: l. |6 `$ ^5 V% b* P
(if (= st os)
$ T2 C6 O5 @4 C5 h (progn
: w! `8 B/ T& \* s$ \ (setq s (strcat (substr s 1 (1- si)) ns
- ?2 k. F8 F" l, M8 E- K- j (substr s (+ si osl))))# W* k h9 [% ?! m
(setq chf t) ; 寻找老字符串
7 I2 ^1 {! x5 a2 o4 _ (setq si (+ si nsl))$ c9 n! D1 [% M) T0 [1 ^& r; K
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(setq si (1+ si))
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)
5 r" v- X( ^2 f% J9 _" e (if chf (progn ; Substitute new string for old% f6 p( l- t9 G; Y! s7 E
(setq e (subst (cons 1 s) as e))
5 V: D3 X. Y/ A( P1 X# B* ?& h (setq e (subst (cons 62 3) as62 e)) ;zl0 S( z/ x2 Y! F/ A
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(entmod e) ; 修改图形数据库% }6 z9 k4 n8 v) d. |( `9 i' S: u
(setq chm (1+ chm))
& @8 b$ b. W d( T ))
# {, z1 ^0 @3 Q$ J' o p% U; u )
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: P: z0 o, e, S$ E/ B (setq l (1+ l))1 O$ F9 D; X, r/ N- |0 M
)
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(princ "Changed ") ; 统计修改字符串的个数
% d( k' ?; Z1 G) A% Y1 y1 h (princ chm)
" f* |/ S5 m9 x( n* _# b- j2 D (princ " text lines.")9 P( E* f, u6 [" y- o& Z
(terpri)0 Z7 d1 U8 G3 S) A( u- l3 V4 P
(setq *error* olderr) ; Restore old *error* handler
: O2 z% \: e9 k, R4 z0 O1 \8 M (princ)
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发表于 2009-1-3 19:24:11
