[求助][LISP]請幫忙修改一下

ljs026 发表于 2004-8-19 11:53:00

(defun C:DETAIL ( / P1 EN EL PTS SS1) (cond ;;Set up AutoCAD system variables ((DETAIL_0) (prompt "\nError in DETAIL_0")) ;; ;;Operator input of detail center ;;and radius. ((DETAIL_1) ;;set up EL, P1, RD (prompt "\nError in DETAIL_1")) ;; ;;Operator input of detail graphic location ;;and scale for detail display. ;;Copy detail area, remove non-detail objects ;;like dimensions and text, and scale as ;;input by the operator. ((DETAIL_2) ;;set up P2, SS1, EN, ENT, SCL (prompt "\nError in DETAIL_2")) ;; ;;Do the trimming of the detail display. ((DETAIL_3) (prompt "\nError in DETAIL_3")) ;; ;;Create the text tag and draw connecting ;;line between original area and detail ;;area. ((DETAIL_4) ;;Output text tag (prompt "\nError in DETAIL_4")) ('T (prompt "\nDetail finished okay.")) ) ;; ;;Reset system variables (mapcar '(lambda (X) (setvar (car X) (cadr X))) SYSVAR_LIST) (prompt "\nUse TRIM to complete if needed.") (princ) ) ;;----------------------------------------------- ;; Listing 2: Set up system variables ;;----------------------------------------------- (defun DETAIL_0 () (setq SYSVAR_LIST (mapcar '(lambda (X) (list X (getvar X))) '("CMDECHO" "OSMODE" "ORTHOMODE" "HIGHLIGHT" ))) (setvar "CMDECHO" 0) (setvar "OSMODE" 0) (setvar "ORTHOMODE" 0) (setvar "HIGHLIGHT" 0) (if (zerop (getvar "TILEMODE")) ;;make sure we are mspace (if (= (getvar "CVPORT") 1) (progn ;;we are in paper space! (alert "You must be in Model Space for this routine to function!") (exit) ;;hard abort! )) ) (if (zerop (getvar "WORLDUCS")) (command "_UCS" "_W")) nil ) ;;----------------------------------------------- ;; Listing 3: Establish area to detail ;;----------------------------------------------- (defun DETAIL_1 () (setq P1 (getpoint "\n放大区域圆中心点: ")) (if P1 (progn (prompt "\n请输入放大区域圆半径: ") (command "_CIRCLE" P1 pause) (setq EN (entlast) EL (entget EN) RD (if (= (cdr (assoc 0 EL)) "CIRCLE") (cdr (assoc 40 (entget EN))) nil) ) (if RD (progn (entdel EN) (command "_POLYGON" 15 P1 "I" RD) (setq EN (entlast) EL (entget EN) ) nil ;return nil ) 1 ;return error level 1. ) ;;level 1 is RD not set ) 2 ;;return error level 2. ) ;level 2 is P1 not set ) ;;----------------------------------------------- ;; Listing 4: Copy objects to new location ;;----------------------------------------------- (defun DETAIL_2 () (while (setq TMP (assoc 10 EL)) (setq EL (cdr (member TMP EL)) PTS (cons (cdr TMP) PTS) ) ) (entdel EN) (setq SS1 (ssget "CP" PTS) P2 (getpoint P1 "\n放大后位置: ") CNT (if SS1 (sslength SS1) 0) ) (if P2 (progn (repeat CNT (if (member (cdr (assoc 0 (entget (ssname SS1 (setq CNT (1- CNT)))))) '("TEXT" "DIMENSION" "MTEXT" "INSERT" ) ) (ssdel (ssname SS1 CNT) SS1) ) ) (command "_CIRCLE" P1 RD "_CIRCLE" P2 RD) (setq EN (entlast) ENT EN) (command "_COPY" SS1 "" P1 P2) (setq SS1 (ssadd EN)) (while (setq ENT (entnext ENT)) (ssadd ENT SS1) ) (setq SCL (getreal "\n请输入放大倍数 (2): ")) (if (null SCL) (setq SCL 2.0)) (if (/= SCL 1.0) (command "_SCALE" SS1 "" P2 SCL) ) nil ;;return nil result, all okay. ) 1 ;;return error code 1 ) ;;error code, P2 not input. ) ;;----------------------------------------------- ;; Listing 5: Trim the objects copied ;;----------------------------------------------- (defun DETAIL_3 () (setq TTT 0) ;;change counter (while (setq ENT (ssname SS1 0)) (ssdel ENT SS1) (if (not (equal ENT EN)) (progn (setq EL (entget ENT) PT (DETAIL_3A EL) ) (if (and PT (> (distance P2 PT) (+ 0.2 (* RD SCL)))) (progn (setq TTT (1+ TTT)) (command "_TRIM" EN "" (list ENT PT) "") )) )) (DETAIL_3B) ;;loop again check ) nil ) ;;----------------------------------------------- ;; Listing 6: Find point on object for trim ;;----------------------------------------------- (defun DETAIL_3A (EL / TY) (setq TY (cdr (assoc 0 EL))) (cond ((= TY "LINE") (if (> (distance (cdr (assoc 10 EL)) P2) (distance (cdr (assoc 11 EL)) P2)) (cdr (assoc 10 EL)) (cdr (assoc 11 EL)) ) ) ((= TY "ARC") (setq PC (cdr (assoc 10 EL)) PR (cdr (assoc 40 EL)) PA (cdr (assoc 50 EL)) PB (cdr (assoc 51 EL)) ) (if (> (distance (polar PC PA PR) P2) (distance (polar PC PB PR) P2)) (polar PC PA PR) (polar PC PB PR) ) ) ((= TY "CIRCLE") (setq PC (cdr (assoc 10 EL)) PR (cdr (assoc 40 EL)) ) (cond ((> (distance P2 (polar PC 0.0 PR)) (* RD SCL)) (polar PC 0.0 PR)) ((> (distance P2 (polar PC PI PR)) (* RD SCL)) (polar PC PI PR)) ((> (distance P2 (polar PC (* 0.5 PI) PR)) (* RD SCL)) (polar PC (* 0.5 PI) PR)) (t (polar PC (* 1.5 PI) PR)) ) ) ((= TY "LWPOLYLINE") (setq PR nil) (while (and (null PR) (setq PA (assoc 10 EL))) (setq EL (cdr (member PA EL)) PA (cdr PA) ) (if (> (distance P2 PA) (* RD SCL)) (setq PR PA))) ) ((= TY "SPLINE") (setq PR nil) (while (and (null PR) (setq PA (assoc 11 EL)) EL (cdr (member PA EL)) PA (cdr PA)) (if (> (distance P2 PA) (* RD SCL)) (setq PR PA))) ) ((= TY "POLYLINE") (setq EL (entget (entnext (cdr (assoc -1 EL)))) PR nil) (while (and (null PR) (= (cdr (assoc 0 EL)) "VERTEX")) (setq PA (cdr (assoc 10 EL)) EL (entget (entnext (cdr (assoc -1 EL)))) ) (if (> (distance P2 PA) (* RD SCL)) (setq PR PA) ) ) ) ;;add more objects here ) ;;end COND for PT assignment ) ;;----------------------------------------------- ;; Listing 7: Loop control options for user ;;----------------------------------------------- (defun DETAIL_3B () (if (= (sslength SS1) 0) (if (> TTT 0) (progn (initget 0 "Yes No") (setq TTT (getkword (strcat "\nChanged " (itoa TTT) " objects, Loop again? <Yes>"))) (if (or (null TTT) (= TTT "Yes")) (progn (setq SS1 (ssadd EN) ENT EN) (while (setq ENT (entnext ENT)) (ssadd ENT SS1) ) (setq TTT 0) )) )) ) ) ;;----------------------------------------------- ;; Listing 8: Finishing touches ;;----------------------------------------------- (defun DETAIL_4 () (command "_TEXT" "_Justify" "_Center" (polar P2 (* PI 1.5) (+ (* SCL RD) (* 5 (getvar "TEXTSIZE" )))) ) (if (zerop (cdr (assoc 40 (tblsearch "STYLE" (getvar "TEXTSTYLE"))))) (command "") ;;text height output option ) (command 0 ;;finish the TEXT command sequence. (strcat "细部放大图 (" (rtos SCL 2 (Best_Prec SCL 0 4)) "/1)") ) ;; ;; Construct line between detail circles. ;; nil ) ;;----------------------------------------------- ;; Listing 9: Utility Routine from toolbox ;;----------------------------------------------- ;; Best_Prec - Given a number (NUM) and the ;; minimum and maximum precision, this function ;; returns the precision in the range that will ;; best fit the number. ;; (defun Best_Prec (Num Mn Mx) (while (and (<= Mn Mx) (/= Num (atof (rtos Num 2 Mn)))) (setq Mn (1+ Mn)) ) Mn )

这是一个局部放大的程序，会自动加上放大多少比例的文字註解，但文字大小却不能随图纸比例变化，请大大们帮帮忙

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[求助][LISP]請幫忙修改一下