<BR>;-----------------------------------------------------------------------------------------------<BR>;plus->文本计数求和;<BR>;v1.1 2004.1.对mtext的bug修正。消除重复符号;支持-.5写法,排除"写.法" ".." "+-"<BR>;功能:对选集中文本进行所有数字计算,支持一个text,mtext中有多个数字字符串,支持字符串中小数,负数:<BR>;返回: 有数字,数字相加后写文本,并返回求和数值(非字符串).无有效数字返回nil.<BR>;------------------------------------------------------------------------------------------------
(defun C:plus ( / ss filter mspace n e str asclst strs add pt txt txth)<BR> (defun *error* (msg) (if ss (x_draw ss 4)) (setq *error* oerr))<BR> (princ "<BR>文本数字求和")<BR> (vl-load-com)<BR> (princ "<BR>选择要计算的文本(支持*TEXT选择集):")<BR> (setq oerr *error*<BR> ss (ssget '((0 . "*TEXT")))<BR> filter "0123456789.-+"<BR> mspace (vla-get-modelspace(vla-get-activedocument (vlax-get-acad-object)))<BR> str nil strs nil)<BR> (if ss<BR> (repeat (setq n (sslength ss))<BR> (x_draw ss 3)<BR> (setq n (1- n)<BR> e (ssname ss n)<BR> str (vla-get-textstring(vlax-ename->vla-object e))<BR> strs (strcat (if strs strs " ") (x_txt2 str) " ")) ;排除mtext bug.v1.1-2004.1<BR> )<BR> )<BR> (if (and ss (/= "" strs))<BR> (progn<BR> (setq add (eval (read (strcat "(+ " strs ")")))) <BR> (princ "<BR>文本数字和为: ")(princ add)<BR> (if (setq pt (getpoint "<BR>标注位置<重新计算>:"))<BR> (progn<BR> (setq prec (getint "<BR>精度(小数位数):")<BR> txt (rtos add 2 prec)<BR> txth (getdist "<BR>字高:"))<BR> (vla-addtext mspace txt (vlax-3D-point pt) txth)<BR> (x_draw ss 4)<BR> (princ) add)<BR> (progn (if ss (x_draw ss 4))(xtcal)) 多次<重新计算>可以作为一个简易统计查看器.<BR> )<BR> )<BR> (progn (princ "<BR>!空选集或文本中无有效数字!<BR>") nil)<BR> )<BR>)<BR>;;<BR>(defun x_draw (ss key / n e)<BR> (if (= 'PICKSET (type ss))<BR> (repeat (setq n (sslength ss))<BR> (setq n (1- n)<BR> e (ssname ss n))<BR> (redraw e key)<BR> )<BR> )<BR>)<BR>;;<BR>(defun x_txt2 (str / i key str1)<BR> (setq i 1)<BR> (repeat (strlen str)<BR> (cond<BR> ((= "{\\f" (substr str i 3)) (setq i (+ 3 i) key T)) <BR> ((and T (= "}" (substr str i 1))) (setq key nil)) <BR> ((not key)<BR> (setq st (substr str i 1)<BR> str1 (strcat (if (not str1) "" str1) <BR> (cond ((= "." st)(if (wcmatch (substr str (1+ i) 1) "#") st " "))<BR> ((member st '("+" "-")) (if (wcmatch (substr str (1+ i) 1) "#,'.") st " "))<BR> (T (if (wcmatch filter (strcat "*" st "*")) st " ")) <BR> )<BR> )))<BR> )<BR> (setq i (1+ i))<BR> )<BR> (setq str str1)<BR>) <BR> <BR>
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