CADXChange

Toutes les commandes LISP

CXLAYCOUNTCalquesVersion 1.0.0Testé dans AutoCAD

Compter les objets de chaque calque

Montre combien d'objets se trouvent sur chaque calque du dessin ou de la sélection, les plus utilisés en premier. La liste peut être placée dans le dessin.

Comment l'utiliser

  1. Saisissez CXLAYCOUNT et choisissez All ou Selection.
  2. Lisez la liste sur la ligne de commande.
  3. Choisissez Yes pour la placer sous forme de texte.

Bon à savoir

  • Bien pratique pour repérer les calques vides ou un calque démesurément chargé.

Le charger dans AutoCAD

  1. Enregistrez le fichier où vous voulez.
  2. Tapez APPLOAD, choisissez le fichier et cliquez sur Charger.
  3. Tapez le nom de la commande : CXLAYCOUNT.

Pour l'avoir à chaque démarrage, ajoutez-le à la Mallette de démarrage dans la même boîte de dialogue, ou chargez un dossier entier d'un coup avec le chargeur facultatif. À propos du chargeur facultatif

Testé dans AutoCAD (version complète). D'autres programmes qui exécutent AutoLISP peuvent fonctionner, mais ils n'ont pas été testés.

Le code

Du texte brut, rien de caché. Copiez-le dans un fichier nommé cxlaycount.lsp ou téléchargez-le.

;;; ============================================================================
;;; CXLAYCOUNT - Count the objects on each layer
;;; Version 1.0.0
;;; CADXChange LISP tools - https://cadxchange.net/resources/lisp/cxlaycount
;;; Tested in: AutoCAD (full version). Other programs that run AutoLISP may work but are not tested.
;;; Copyright (c) CADXChange. Free for personal and commercial use; do not resell or
;;; republish it as a collection. Terms: https://cadxchange.net/legal/lisp-terms
;;; ============================================================================

;; Count the entities in NAMES by layer. Returns ((layer . count) ...), the largest first, equal counts by name.
(defun cx:laycount-run (names / table pair)
  (foreach e names
    (setq pair (assoc (cdr (assoc 8 (entget e))) table))
    (if pair
      (setq table (subst (cons (car pair) (1+ (cdr pair))) pair table))
      (setq table (cons (cons (cdr (assoc 8 (entget e))) 1) table))))
  (cx:sort table
           (function (lambda (a b)
             (or (> (cdr a) (cdr b))
                 (and (= (cdr a) (cdr b)) (< (strcase (car a)) (strcase (car b)))))))))

(defun c:CXLAYCOUNT ( / *error* cx:sv ss rows total pt)
  (setq *error* cx:err)
  (setq ss (if (= (cx:ask-kw "Count objects in" "All Selection" "All") "All")
             (ssget "X" (list (cons 410 (getvar "CTAB"))))
             (cx:pick "\nSelect objects: " nil)))
  (if ss
    (progn
      (setq rows (cx:laycount-run (cx:ss->list ss)) total 0)
      (foreach r rows
        (setq total (+ total (cdr r)))
        (princ (strcat "\n" (itoa (cdr r)) " x  " (car r))))
      (princ (strcat "\n" (itoa total) " object(s) on " (itoa (length rows)) " layer(s)."))
      (if (and rows (= (cx:ask-kw "Place the list in the drawing" "Yes No" "No") "Yes")
               (setq pt (getpoint "\nTop-left corner of the list: ")))
        (progn
          (cx:start '(("CMDECHO" . 0)))
          (entmakex (list '(0 . "MTEXT") '(100 . "AcDbEntity") '(100 . "AcDbMText") (cons 10 pt)
                          (cons 40 (getvar "TEXTSIZE")) '(41 . 0.0) '(71 . 1) '(72 . 5)
                          (cons 1 (cx:join (mapcar (function (lambda (r) (strcat (car r) " : " (itoa (cdr r))))) rows) "\\P"))
                          (cons 7 (getvar "TEXTSTYLE"))))
          (cx:end))))
    (princ "\nNothing found."))
  (princ))


;;; ---- Shared helpers (used by the command above; identical in every CADXChange tool) ----

;; Merge sort of LST with PRED (a function of two items that is true when the first goes first).
(defun cx:sort (lst pred / half a b out)
  (cond
    ((or (null lst) (null (cdr lst))) lst)
    (T
     (setq half (/ (length lst) 2) a nil b lst)
     (repeat half (setq a (cons (car b) a) b (cdr b)))
     (setq a (cx:sort (reverse a) pred) b (cx:sort b pred) out nil)
     (while (and a b)
       (if (apply pred (list (car b) (car a)))
         (setq out (cons (car b) out) b (cdr b))
         (setq out (cons (car a) out) a (cdr a))))
     (append (reverse out) a b))))

;; Close the undo step and put the system variables back.
(defun cx:end ()
  (foreach v cx:sv (setvar (car v) (cdr v)))
  (command "_.UNDO" "_End")
  (setq cx:sv nil)
  (princ))

;; Error handler: restores everything, stays quiet on Esc.
(defun cx:err (msg)
  (if (> (getvar "CMDACTIVE") 0) (command))
  (cx:end)
  (if (and msg (not (wcmatch (strcase msg) "*BREAK*,*CANCEL*,*EXIT*")))
    (princ (strcat "\nError: " msg)))
  (princ))

;; Replace every OLD in STR by NEW (case sensitive).
(defun cx:replace (str old new / n out pos)
  (setq n (strlen old) out "" pos 1)
  (if (= n 0)
    str
    (progn
      (while (<= pos (1+ (- (strlen str) n)))
        (if (= (substr str pos n) old)
          (setq out (strcat out new) pos (+ pos n))
          (setq out (strcat out (substr str pos 1)) pos (1+ pos))))
      (strcat out (substr str pos)))))

;; Ask for one of the keywords in BITS ("Yes No"), default DEF; returns the keyword.
(defun cx:ask-kw (msg bits def / v)
  (initget 0 bits)
  (setq v (getkword (strcat "\n" msg " [" (cx:replace bits " " "/") "] <" def ">: ")))
  (if v v def))

;; Use the objects already selected, or ask the user to select; FILTER is an ssget filter list or nil.
(defun cx:pick (msg filter / ss)
  (setq ss (if filter (ssget "_I" filter) (ssget "_I")))
  (if (null ss)
    (progn
      (princ msg)
      (setq ss (if filter (ssget filter) (ssget)))))
  ss)

;; Selection set to a list of entity names.
(defun cx:ss->list (ss / i out)
  (setq i 0)
  (if ss
    (repeat (sslength ss)
      (setq out (cons (ssname ss i) out)
            i   (1+ i))))
  (reverse out))

;; Save the system variables in VARS ((name . value) ...), set them, and open one undo step.
;; The caller declares cx:sv as a local so the saved values live exactly as long as the command.
(defun cx:start (vars)
  (setq cx:sv (mapcar (function (lambda (v) (cons (car v) (getvar (car v))))) vars))
  (command "_.UNDO" "_Begin")
  (foreach v vars (setvar (car v) (cdr v)))
  (princ))

(defun cx:join (lst delim / out)
  (setq out "")
  (foreach s lst
    (setq out (if (= out "") s (strcat out delim s))))
  (if lst out ""))

(princ "\nCXLAYCOUNT loaded. Type CXLAYCOUNT to start.")
(princ)

Historique des versions

Version 1.0.0 · 27 octobre 2026

Première version.

Autres commandes : Calques