本帖最后由 zhynt 于 2011-7-18 22:18 编辑

- ;;====================================================
- ;;将由相同分隔字符分隔的字符串组成表(忽略“空”字串)
- ;;====================================================
- (defun zhy_string_tok (sstring sstr / n1 n2 m2 str_1 string_list)
- (setq string_list '())
- (setq n1 (strlen sstring))
- (setq n2 (strlen sstr))
- (while (setq m2 (vl-string-search sstr sstring))
- (setq m2 (1+ m2))
- (setq str_1 (substr sstring 1 (- m2 1)))
- (setq sstring (substr sstring (+ m2 n2)))
- (if (/= str_1 "")
- (setq string_list (cons str_1 string_list))
- )
- )
- (if (/= sstring "")
- (setq string_list (cons sstring string_list))
- )
- (reverse string_list)
- )
- ;;;=========================================================
- ;;;主程序===================================================
- ;;;=========================================================
- (defun 4L (/ p1 a d e c b p2 aaa aa dd p4 bbb bb cc p3)
- (setq
- p1 (getpoint "\n四边形初始位置:")
- a (atof (nth 0 fn_str_lst))
- d (atof (nth 1 fn_str_lst))
- e (atof (nth 2 fn_str_lst))
- c (atof (nth 3 fn_str_lst))
- b (atof (nth 4 fn_str_lst))
- p2 (polar p1 0 a)
- aaa (/ (+ (* a a) (* b b) (* c c -1.)) (* 2. a b))
- aa (XYP-TF-ACOS aaa)
- dd (- pi aa)
- p4 (polar p2 dd b)
- bbb (/ (+ (* b b) (* d d) (* e e -1.)) (* 2. b d))
- bb (XYP-TF-ACOS bbb)
- cc (- pi (+ aa bb))
- p3 (polar p2 cc d)
- )
- (command "pline" "non" p1 "non" p2 "non" p3 "non" p4 "c")
- (command "change" "L" "" "p" "la" "00铝单板" "")
- (princ)
- )
- ;;;===========================================================
- (defun c:4l ()
- (setq fn (getfiled "选择数据文件" "" "TXT" 8))
- (setq fn (open fn "r"))
- (setq fn_str (read-line fn))
- (while (setq fn_str (read-line fn))
- (setq fn_str_lst (zhy_string_tok fn_str "\t"))
- (setq n (length fn_str_lst))
- (4l)
- )
- (close fn)
- )
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