2592| 9
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批量绘制椭圆及圆的圆心点... |
1明经币
最佳答案见5楼程序。
(defun c:test(/ ss)
(setq ss (ssget "X" '((0 . "ARC,CIRCLE,ELLIPSE"))))
(setq en0 '((0 . "POINT") (100 . "AcDbEntity") (67 . 0)(8 . "圆心层") (100 . "AcDbPoint") (210 0.0 0.0 1.0) (50 . 0.0)))
(setq ct 0)
(repeat (sslength ss)
(setq ent (entget (ssname ss ct)))
(setq enn (cdr (assoc 0 ent)))
(cond
((= enn "ARC")
(setq en1 (append e ...
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