本帖最后由 池塘花香 于 2011-3-22 01:12 编辑
提供一个思路,纯属抛砖引玉。
读取到标注的尺寸后利用COND函数进行处理,比如H7啊,g6啊,公差自动标注上去就行了。
程序未深究, 可能有不当之处,请大家指出。
 - (DEFUN C:KH7 (/)
- (tolerance)
- (cond ((and (> tol_num 0) (<= tol_num 3))
- (tole2 "0.01" "0" tol_nam))
- ((and (> tol_num 3) (<= tol_num 6))
- (tole2 "0.012" "0" tol_nam))
- ((and (> tol_num 6) (<= tol_num 10))
- (tole2 "0.015" "0" tol_nam))
- ((and (> tol_num 10) (<= tol_num 18))
- (tole2 "0.018" "0" tol_nam))
- ((and (> tol_num 18) (<= tol_num 30))
- (tole2 "0.021" "0" tol_nam))
- ((and (> tol_num 30) (<= tol_num 50))
- (tole2 "0.025" "0" tol_nam))
- ((and (> tol_num 50) (<= tol_num 80))
- (tole2 "0.030" "0" tol_nam))
- ((and (> tol_num 80) (<= tol_num 120))
- (tole2 "0.035" "0" tol_nam))
- ((and (> tol_num 120) (<= tol_num 180))
- (tole2 "0.040" "0" tol_nam))
- ((and (> tol_num 180) (<= tol_num 250))
- (tole2 "0.046" "0" tol_nam))
- ((and (> tol_num 250) (<= tol_num 315))
- (tole2 "0.052" "0" tol_nam))
- ((and (> tol_num 315) (<= tol_num 400))
- (tole2 "0.057" "0" tol_nam))
- ((and (> tol_num 400) (<= tol_num 500))
- (tole2 "0.063" "0" tol_nam))
- ((> tol_num 500)
- (alert "\nRange out!"))
- ) ;end of cond
- (princ)
- )
- (DEFUN tolerance (/ tol vla-obj la)
- (if (not (setq tol (ssget "_i" '((0 . "DIMENSION")))))
- (setq tol_nam (car (entsel "\nSelect a Dimension:")))
- (setq tol_nam (ssname tol 0))
- ) ;end of if
- (if tol_nam
- (progn
- (setq la (cdr (assoc 8 (entget tol_nam))))
- (setvar "cmdecho" 0)
- (command "layer" "u" la "")
- ) ;end of progn
- (progn
- (setvar "cmdecho" 1)
- (vl-exit-with-error (alert "\nNo selection!"))
- ) ;end of progn
- ) ;end of if
- (vl-load-com)
- (setq vla-obj (vlax-ename->vla-object
- tol_nam
- ) ;end of vlax-ename->vla-object
- tol_num (vla-get-Measurement vla-obj)
- ) ;end of setq
- (setvar "cmdecho" 1)
- )
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