有办法触摸bl吗
有没有办法通过lisp代码或命令“相似选择”在选定的绘图区域中触摸块自动选择相似块? 你试过SSX吗? 嗨,霍辛,我不知道你触摸的意思,试试这个简单的dxf滤波器函数,
(issget e i);参数e=参考实体&i=要过滤的dxf索引
;Single dxf index-match ssget filter
(defun issget(_e _id / ss i e1 e2 lst ss1 next)
(if
(not (setq ss (ssget)))
(setq ss(ssget "X")))
(if ss (progn
(setq i 0)
(repeat (sslength ss)
(setq e1 (ssname ss i))
(if (apply 'equal
(foreach en(list e1 _e )
(setq lst (cons (mapcar '(lambda (x) (cdr (assoc x (entget en)))) (list 0 _id))
lst)) ;setq
) ;foreach
) ;apply
(setq ss1 (cons e1 ss1))
) ;if
(setq i(1+ i)
lst nil)) ;repeat
(setq next (ssadd))
(foreach e2 ss1 (ssadd e2 next)) ;foreach
) ;progn
nil) ;if
) ; defun
示例:只需选择单个实体,然后[输入],或手动选择
_$(sslength(issget(car(entsel))8));
44; 易于理解的
(setq obj (entsel "pick block"))
(setq bname (assoc 2 (entget (car obj)))
(princ bname)
; just use bname in a ssget filter now.
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