[编程交流] Lisp用于同一个中的双偏移

^C^C^C(Setq OSL (Entsel "Select line to offset: "));\offset;1.70;!OSL;\;offset;1.75;!OSL;\;

*^C^C^C(Setq OSL (Entsel "Select line to offset: "));\offset;1.70;!OSL;\;offset;1.75;!OSL;\;

(defun c:test (/ s p)
 (while (and (setq s (car (entsel "\nSelect line to offset :")))
              (= (cdr (assoc 0 (entget s))) "LINE")
              (setq p (getpoint "\nSpecify offset side :"))
         )
         (foreach x '(1.7 1.75)
           (command "_.offset" x (ssadd s) "_non" p "")
         )
       )
 (princ)
)

(defun C:test ( / *error* acDoc sUndo Svars R n oLst o )
(defun *error* (m)
        (and sUndo (vla-EndUndoMark acDoc)) (redraw)
        (and Svars (mapcar 'setvar (mapcar 'car Svars) (mapcar 'cdr Svars)))
        (and m (print m))
        (princ)
); defun *error*
(setq acDoc (vla-get-ActiveDocument (vlax-get-acad-object)))
(vla-EndUndoMark acDoc) (setq sUndo (not (vla-StartUndoMark acDoc)))
(setq Svars (mapcar (function (lambda (x) (cons x (getvar x)))) '("CLIPROMPTLINES" "PICKBOX" "CMDECHO")))
(and Svars (mapcar 'setvar (mapcar 'car Svars) '(0 12 0)))
(setvar 'errno 0) (redraw)
(while (/= 52 (getvar 'errno))
        (initget 128 "Distance")
        (setq R (entsel (strcat "\nSpecify side to offset or [D]istance " (if oLst (vl-princ-to-string (reverse oLst)) "") " <exit>: ")))
        (cond
                ((= 7 (getvar 'errno)) (princ "\nNothing selected.") (setvar 'errno 0))
                ( (= 'STR (type R))
                        (while (setq n (getreal (strcat "\nSpecify offset value from the curve " (if oLst (vl-princ-to-string (reverse oLst)) "") " <enter>: ")))
                                (princ (strcat "\nOffset values: " (vl-princ-to-string (reverse (setq oLst (cons n oLst))))))
                        )
                        (setq oLst (reverse oLst))
                )
                ((and (vl-consp R) (eq 'ENAME (type (car R))) (setq o (vlax-ename->vla-object (car R))) (not (vlax-method-applicable-p o 'Offset)))
                        (princ "\nThis object can not be offseted.") (setq o nil)
                )
                ((and o (eq (vla-get-Lock (vla-item (vla-get-Layers acDoc) (vla-get-Layer o))) :vlax-true))
                        (princ "\nThis object is on a locked layer.") (setq o nil)
                )
                ((and o (not oLst))
                        (grdraw (cadr R) (vlax-curve-getClosestPointTo o (cadr R)) 1 7)
                        (while (setq n (getreal (strcat "\nSpecify offset value from the curve " (if oLst (vl-princ-to-string (reverse oLst)) "") " <enter>: ")))
                                (princ (strcat "\nOffset values: " (vl-princ-to-string (reverse (setq oLst (cons n oLst))))))
                        )
                        (and (vl-consp oLst) (apply 'and (mapcar 'numberp oLst)) (setvar 'errno 52))
                )
                ( (and o (vl-consp oLst) (apply 'and (mapcar 'numberp oLst))) (setvar 'errno 52) )
                (T nil)
        ); cond        
); while
(foreach x oLst (command "_.OFFSET" x (car R) "_non" (cadr R) "E") ); (vla-Offset o x)
(and sUndo (vla-EndUndoMark acDoc))
(and Svars (mapcar 'setvar (mapcar 'car Svars) (mapcar 'cdr Svars)))
(redraw) (princ)
);| defun |; (vl-load-com) (princ)

; multiple pline including width & col function
; single entry is offset only use +ve or -ve numbers for left and right
; two values 3,1 means offset 3 with width 1
; three values 3,2,1 means offset 3 with start width 2 end 1
; by Alan H March 2014
; thanks to Lee-mac for this defun
(defun _csv->lst ( str / pos )
(if (setq pos (vl-string-position 44 str))
   (cons (substr str 1 pos) (_csv->lst (substr str (+ pos 2))))
   (list str)
   )
)
(defun aH:multpl ( / pt1 pt2 pt3 obj1 obj2 dist1 pwidst plcol lst howmany)
(setvar "PLINEWID" 0) ;set PL width to 0
(command "_pline")
(while (= (getvar "cmdactive") 1 ) (command pause)
)
(setq pt1 nil)
(setq obj1 (entlast)) ; grab pline
(setq pt1 (getvar "lastpoint")) ; last pt
(command "circle" pt1 100.0) ; do something smart here like screen scale for circle
(setq obj2  (entlast)) ;grab circle
(setq pt2 (vlax-invoke (vlax-ename->vla-object obj1) 'intersectWith (vlax-ename->vla-object obj2) acextendnone)); find int point
(setq ang (angle pt1 pt2)) ;angle of pline now know left right
(command "erase" "last" "") ; remove circle
(while (/= (setq offval (getstring "Enter offset distance -ve for left")) "")
(setq lst (cons (_csv->lst offval) lst))
(setq howmany (length (nth 0 lst))) ;determines single or multi answer
(if (= howmany 1)(setq dist1 (atof (nth 0 (nth 0 lst)))) )
(if (= howmany 2)
  (progn
  (setq dist1 (atof (nth 0 (nth 0 lst)))) 
  (setq pwidst (atof (nth 1 (nth 0 lst)))) 
  ) ; progn
); if 
(if (= howmany 3)
  (progn
  (setq dist1 (atof (nth 0 (nth 0 lst)))) 
  (setq pwidst (atof (nth 1 (nth 0 lst)))) 
  (setq pLcol (atof (nth 2 (nth 0 lst))))
  ) ; progn
); if 
(if (> dist1 0.0)
(setq pt3 (polar pt2 (+ ang (/ pi 2.0)) (abs dist1)))
(setq pt3 (polar pt2 (- ang (/ pi 2.0)) (abs dist1)))
)
(command "offset" (abs dist1) obj1 pt3 "")
(if (>= howmany 2)
(vla-put-ConstantWidth (vlax-ename->vla-object (entlast)) pwidst)
)
(if (= howmany 3)
(vla-put-color (vlax-ename->vla-object (entlast)) plcol) ; note color as a number
)
) ; end while
(command "erase" obj1 "")
) ; end defun
(AH:multpl)
 (princ)

(setq e (car (entsel)))
(setq p (getpoint))
(command "_.OFFSET" 500 e "_non" p "E") ; offset the entity "e" on 500 units distance, oriented on the "p" side