【Gu_xl】【源码分享】自定义带捕捉的grread函数

学神 · 发表于 2016-6-6 18:53

不错学习了 .................

学神 · 发表于 2016-6-6 18:54

没看到代码在哪啊...............grread

yoyoho · 发表于 2016-6-7 08:04

谢谢G版分享，学习一下!

jpgmeta · 发表于 2016-7-24 16:58

学习学习,找了好久了

jpgmeta · 发表于 2016-7-24 17:01

之前在theswamp上看到一个类似的,不过想看看楼主的

jpgmeta · 发表于 2016-7-24 17:02

我之前用的,但没有显示

;; eGrid.lsp
;; Rewritten by CAB @ TheSwamp.org
;;
;; User picks a rectangle to size the 24x24 grid lines the
;; User drags the grid to it's final position
(defun c:egrid (/ DRAG GHOSTPT H_CNT H_CNT H_DIST H_OFS PLIST
PT_1 PT_2 TIME TMP V_CNT V_CNT V_DIST V_OFS
get_osmode calc_ get_points DrawGrid ghost
)
;; CAB 10/5/2006
;;
;; Function to return the current osmode setting in the form of a string
;; If (getvar "osmode") = 175
;; (get_osmode) returns "_end,_mid,_cen,_nod,_int,_per"
(defun get_osmode (/ cur_mode mode$)
(setq mode$ "")
(if (< 0 (setq cur_mode (getvar "osmode")) 16383)
(mapcar
'(lambda (x)
(if (not (zerop (logand cur_mode (car x))))
(setq mode$ (strcat mode$ (cadr x)))
)
)
'(
(0 "_non,")
(1 "_end,")
(2 "_mid,")
(4 "_cen,")
(8 "_nod,")
(16 "_qua,")
(32 "_int,")
(64 "_ins,")
(128 "_per,")
(256 "_tan,")
(512 "_nea,")
(1024 "_qui,")
(2048 "_app,")
(4096 "_ext,")
(8192 "_par")
)
)
)
mode$
)
;; Subrutine - calc offset & count
(defun calc_ (dist / rm ofs count)
(setq count (/ dist 24.0))
(setq rm (- count (fix count)))
(setq ofs (* rm 12))
(cond
((zerop rm) ; 24 even
(setq count (1- count)
ofs 24
)
)
((< ofs 12)
(setq ofs (+ ofs 12)
count (1- count)
)
)
)
(list ofs (fix count))
)
(defun get_points (ll h_ofs h_cnt v_ofs v_cnt h_dist v_dist / up ptl pts pte)
(setq up (/ pi 2))
;; hor lines
(setq pts (polar ll up v_ofs)
pte (polar pts 0 h_dist)
)
(setq ptl (list (list pts pte)))
(repeat v_cnt
(setq pts (polar pts up 24)
pte (polar pts 0 h_dist)
)
(setq ptl (cons (list pts pte) ptl))
)
;; vert lines
(setq pts (polar ll 0 h_ofs)
pte (polar pts up v_dist)
)
(setq ptl (cons (list pts pte) ptl))
(repeat h_cnt
(setq pts (polar pts 0 24)
pte (polar pts up v_dist)
)
(setq ptl (cons (list pts pte) ptl))
)
ptl
)
;; Draw the Grid
(defun DrawGrid (plist / mk_line)
(defun mk_line (st en)
(entmake (list
(cons 0 "LINE") ;***
(cons 6 "BYLAYER")
(cons 8 "0")
(cons 10 st) ;***
(cons 11 en) ;***
(cons 39 0.0)
(cons 62 256)
(cons 210 (list 0.0 0.0 1.0))
)
)
)
(mapcar '(lambda (x) (mk_line (car x) (cadr x))) plist)
)
;; Ghost the Grid
(defun ghost (plist / pv)
(mapcar '(lambda (x)
(if pv
(setq pv (cons (car x) (cons (cadr x) (cons 4 pv))))
(setq pv (list (car x) (cadr x) 4))
)
)
plist
)
(grvecs (reverse pv))
)
;;****************************
;; Main Routine starts here
;;****************************
(setq pt_1 (getpoint "\n* Size the Grid, Pick Lower-Left corner *"))
(setq pt_2 (getcorner pt_1 "\n* Pick Upper-Right corner *"))
(setq h_dist (- (car pt_2) (car pt_1))) ; horizontal length of the rectangle
(setq v_dist (- (cadr pt_2) (cadr pt_1))) ; vertical length of the rectangle
(setq tmp (Calc_ h_dist)
h_ofs (car tmp)
h_cnt (cadr tmp)
)
(setq tmp (Calc_ v_dist)
v_ofs (car tmp)
v_cnt (cadr tmp)
)
(setq time T)
(while time
(setq drag (grread t 1 1))
(cond
((= (car drag) 5)
(if (null (setq ghostpt (osnap (cadr drag) (get_osmode))))
(setq ghostpt (cadr drag))
)
(redraw)
(setq plist (get_points ghostpt h_ofs h_cnt v_ofs v_cnt h_dist v_dist))
(ghost plist)
)
((= (car drag) 3)
;;(setq ghostpt (cadr drag))
(if (null (setq ghostpt (osnap (cadr drag) (get_osmode))))
(setq ghostpt (cadr drag))
)
(redraw)
(setq plist (get_points ghostpt h_ofs h_cnt v_ofs v_cnt h_dist v_dist))
(DrawGrid plist)
(setq time nil)
)
)
)
(princ)
)

;;  eGrid.lsp 
;;  Rewritten by CAB @ TheSwamp.org 
;; 
;;  User picks a rectangle to size the 24x24 grid lines the 
;;  User drags the grid to it's final position 
 
(defun c:egrid (/       DRAG    GHOSTPT H_CNT   H_CNT   H_DIST  H_OFS   PLIST 
                PT_1    PT_2    TIME    TMP     V_CNT   V_CNT   V_DIST  V_OFS 
                get_osmode calc_ get_points DrawGrid ghost 
               ) 
 
 
  ;;  CAB  10/5/2006 
  ;; 
  ;;  Function to return the current osmode setting in the form of a string 
  ;;  If (getvar "osmode") = 175 
  ;;  (get_osmode)  returns   "_end,_mid,_cen,_nod,_int,_per" 
  (defun get_osmode (/ cur_mode mode$) 
    (setq mode$ "") 
    (if (< 0 (setq cur_mode (getvar "osmode")) 16383) 
      (mapcar 
        '(lambda (x) 
           (if (not (zerop (logand cur_mode (car x)))) 
             (setq mode$ (strcat mode$ (cadr x))) 
           ) 
         ) 
        '( 
          (0    "_non,") 
          (1    "_end,") 
          (2    "_mid,") 
          (4    "_cen,") 
          (8    "_nod,") 
          (16   "_qua,") 
          (32   "_int,") 
          (64   "_ins,") 
          (128  "_per,") 
          (256  "_tan,") 
          (512  "_nea,") 
          (1024 "_qui,") 
          (2048 "_app,") 
          (4096 "_ext,") 
          (8192 "_par") 
         ) 
      ) 
    ) 
    mode$ 
  ) 
 
  ;;  Subrutine - calc offset & count 
  (defun calc_ (dist / rm ofs count) 
    (setq count (/ dist 24.0)) 
    (setq rm (- count (fix count))) 
    (setq ofs (* rm 12)) 
 
    (cond 
      ((zerop rm)                       ; 24 even 
       (setq count (1- count) 
             ofs   24 
       ) 
      ) 
      ((< ofs 12) 
       (setq ofs   (+ ofs 12) 
             count (1- count) 
       ) 
      ) 
    ) 
    (list ofs (fix count)) 
  ) 
 
 
  (defun get_points (ll h_ofs h_cnt v_ofs v_cnt h_dist v_dist / up ptl pts pte) 
    (setq up (/ pi 2)) 
    ;;  hor lines 
    (setq pts (polar ll up v_ofs) 
          pte (polar pts 0 h_dist) 
    ) 
    (setq ptl (list (list pts pte))) 
    (repeat v_cnt 
      (setq pts (polar pts up 24) 
            pte (polar pts 0 h_dist) 
      ) 
      (setq ptl (cons (list pts pte) ptl)) 
    ) 
    ;;  vert lines 
    (setq pts (polar ll 0 h_ofs) 
          pte (polar pts up v_dist) 
    ) 
    (setq ptl (cons (list pts pte) ptl)) 
    (repeat h_cnt 
      (setq pts (polar pts 0 24) 
            pte (polar pts up v_dist) 
      ) 
      (setq ptl (cons (list pts pte) ptl)) 
    ) 
    ptl 
  ) 
 
 
  ;;  Draw the Grid 
  (defun DrawGrid (plist / mk_line) 
    (defun mk_line (st en) 
      (entmake (list 
                 (cons 0 "LINE")        ;*** 
                 (cons 6 "BYLAYER") 
                 (cons 8 "0") 
                 (cons 10 st)           ;*** 
                 (cons 11 en)           ;*** 
                 (cons 39 0.0) 
                 (cons 62 256) 
                 (cons 210 (list 0.0 0.0 1.0)) 
               ) 
      ) 
    ) 
    (mapcar '(lambda (x) (mk_line (car x) (cadr x))) plist) 
 
  ) 
 
 
  ;;  Ghost the Grid 
  (defun ghost (plist / pv) 
    (mapcar '(lambda (x) 
               (if pv 
                 (setq pv (cons (car x) (cons (cadr x) (cons 4 pv)))) 
                 (setq pv (list (car x) (cadr x) 4)) 
               ) 
             ) 
            plist 
    ) 
    (grvecs (reverse pv)) 
  ) 
 
 
  ;;**************************** 
  ;;  Main Routine starts here 
  ;;**************************** 
  (setq pt_1 (getpoint "\n* Size the Grid, Pick Lower-Left corner *")) 
  (setq pt_2 (getcorner pt_1 "\n* Pick Upper-Right corner *")) 
 
  (setq h_dist (- (car pt_2) (car pt_1))) ; horizontal length of the rectangle 
  (setq v_dist (- (cadr pt_2) (cadr pt_1))) ; vertical length of the rectangle 
 
 
  (setq tmp   (Calc_ h_dist) 
        h_ofs (car tmp) 
        h_cnt (cadr tmp) 
  ) 
 
  (setq tmp   (Calc_ v_dist) 
        v_ofs (car tmp) 
        v_cnt (cadr tmp) 
  ) 
 
 
  (setq time T) 
  (while time 
    (setq drag (grread t 1 1)) 
    (cond 
      ((= (car drag) 5) 
       (if (null (setq ghostpt (osnap (cadr drag) (get_osmode)))) 
         (setq ghostpt (cadr drag)) 
       ) 
       (redraw) 
       (setq plist (get_points ghostpt h_ofs h_cnt v_ofs v_cnt h_dist v_dist)) 
       (ghost plist) 
      ) 
      ((= (car drag) 3) 
       ;;(setq ghostpt (cadr drag)) 
       (if (null (setq ghostpt (osnap (cadr drag) (get_osmode)))) 
         (setq ghostpt (cadr drag)) 
       ) 
       (redraw) 
       (setq plist (get_points ghostpt h_ofs h_cnt v_ofs v_cnt h_dist v_dist)) 
       (DrawGrid plist) 
       (setq time nil) 
      ) 
    ) 
  ) 
  (princ) 
)

jpgmeta · 发表于 2016-7-24 18:24

本帖最后由 jpgmeta 于 2016-7-25 06:16 编辑

楼主,当我将图纸用鼠标缩小时,会出现"INTERSECT 所选对象太多"的提示,可能是光标下的点太多引起的
----------------------
刚发现关掉捕捉中的"交点"就可以了

竹林玉缘 · 发表于 2016-8-2 19:58

看一下，支持楼主

yanchao316 · 发表于 2016-9-13 16:36

城市的邊緣 · 发表于 2016-9-19 09:42

grread的捕捉lihai

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[【Gu_xl】] 【Gu_xl】【源码分享】自定义带捕捉的grread函数