Free AutoLISP for AutoCADErases all blocks with a specific name ;;; By Jimmy Bergmark
;;; Copyright (C) 1997-2006 JTB World, All Rights Reserved
;;; Website: www.jtbworld.com
;;; E-mail: info@jtbworld.com
;;;
;;; Updated: 2003-02-24
;;;
;;; (setq doc (vla-get-ActiveDocument (vlax-get-acad-object)))
;;; Erases all blocks named "revtext2"
;;; (ax:EraseBlock doc "revtext2")
(defun ax:EraseBlock (doc bn / layout i)
(vlax-for layout (vla-get-layouts doc)
(vlax-for i (vla-get-block layout)
(if (and
(= (vla-get-objectname i) "AcDbBlockReference")
(= (strcase (vla-get-name i)) (strcase bn))
)
(vla-Delete i)
)
)
)
)
;;; Test if block named "revtext2" exist
;;; (ax:ExistBlock doc "revtext2")
(defun ax:ExistBlock (doc bn / layout i exist)
(setq exist nil)
(vlax-for layout (vla-get-layouts doc)
(vlax-for i (vla-get-block layout)
(if (and
(= (vla-get-objectname i) "AcDbBlockReference")
(= (strcase (vla-get-name i)) (strcase bn))
)
(setq exist T)
)
)
)
exist
)
;;; Rename block from "revtext" to "revtext1"
;;; (ax:RenameBlock doc "revtext" "revtext1")
(defun ax:RenameBlock (doc bn nn / layout i)
(vlax-for layout (vla-get-layouts doc)
(vlax-for i (vla-get-block layout)
(if (and
(= (vla-get-objectname i) "AcDbBlockReference")
(= (strcase (vla-get-name i)) (strcase bn))
)
(vla-put-name i nn)
)
)
)
)
;;; a list of all block names
;;; return example ("*D5" "A$C263E5435" "b2" "b1")
(defun ax:blocks (/ b bn tl)
(vlax-for b (vla-get-blocks
(vla-get-ActiveDocument (vlax-get-acad-object))
)
(if (= (vla-get-islayout b) :vlax-false)
(setq tl (cons (vla-get-name b) tl))
)
)
(reverse tl)
)
;;; a list of all xref names
;;; return example ("xref1" "x2")
(defun ax:xrefs (/ b bn tl)
(vlax-for b (vla-get-blocks
(vla-get-ActiveDocument (vlax-get-acad-object))
)
(if (= (vla-get-isxref b) :vlax-true)
(setq tl (cons (vla-get-name b) tl))
)
)
(reverse tl)
)
;;; Returns a list with references to a given block
;;; (blockrefs <block name>)
;;; example: (blockrefs "b1")
;;; return: (<Entity name: 2ea6290> <Entity name: 2ea6288>)
;;; tip: if return is nil it's not inserted
(defun blockrefs (bn / lst ed)
(if (setq ed (tblobjname "block" bn))
(setq
lst (entget
(cdr (assoc 330 (entget ed)))
)
)
)
(apply
'append
(mapcar '(lambda (x)
(list (cdr x))
)
(cdr (reverse (cdr (member (assoc 102 lst) lst))))
)
)
)
;;; Returns a list containing every reference to a given block
;;; Arguments: a string identifying the block to search for
(defun listblockrefs (blkName / lst)
(setq lst (entget
(cdr (assoc 330 (entget (tblobjname "block" blkName))))
)
)
(apply
'append
(mapcar '(lambda (x)
(if (entget (cdr x))
(list (cdr x))
)
)
(cdr (reverse (cdr (member (assoc 102 lst) lst))))
)
)
)
;;; Returns a list containing the entity names
;;; of block definitions that reference a given block
;;; Arguments: a string identifying the block to search for
(defun ax:GetParentBlocks (blkName / doc)
(vl-load-com)
(setq doc (vla-get-ActiveDocument (vlax-get-acad-object)))
(apply
'append
(mapcar '(lambda (x)
(if (= :vlax-false
(vla-get-IsLayout
(vla-ObjectIdToObject
doc
(vla-get-OwnerId (vlax-ename->vla-object x))
)
)
)
(list x)
)
)
(listblockrefs blkName)
)
)
)
;;; Deletes the specified subentity from its block definition
;;; Arguments: the entity name of an item within a block reference
;;; Returns: the remaining item count of the block definition
;;; The drawing must be regenerated for the change to become visible
(defun ax:DeleteObjectFromBlock (ent / doc blk)
(setq doc (vla-get-ActiveDocument (vlax-get-acad-object))
ent (vlax-ename->vla-object ent)
blk (vla-ObjectIdToObject doc (vla-get-OwnerID ent))
)
(vla-Delete ent)
(vla-get-Count blk)
)
;;; Adds the specified item to a given block definition
;;; Arguments: the entity name of a block reference
;;; a selection set containing the objects to add
;;; Returns: nil
;;; The drawing must be regenerated for the change to become visible
(defun ax:AddObjectsToBlock (blk ss / doc blkref blkdef inspt refpt)
(setq doc (vla-get-ActiveDocument (vlax-get-acad-object))
blkref (vlax-ename->vla-object blk)
blkdef (vla-Item (vla-get-Blocks doc) (vla-get-Name blkref))
inspt (vlax-variant-value (vla-get-InsertionPoint blkref))
ssarray (selectionset->array ss)
refpt (vlax-3d-point '(0 0 0))
)
(foreach ent (vlax-safearray->list ssarray)
(vla-Move ent inspt refpt)
)
(vla-CopyObjects doc ssarray blkdef)
(foreach ent (vlax-safearray->list ssarray)
(vla-Delete ent)
)
(princ)
)
;;; Utility routine to convert a selection set to an ActiveX array
(defun selectionset->array (ss / c r)
(vl-load-com)
(setq c -1)
(repeat (sslength ss)
(setq r (cons (ssname ss (setq c (1+ c))) r))
)
(setq r (reverse r))
(vlax-safearray-fill
(vlax-make-safearray
vlax-vbObject
(cons 0 (1- (length r)))
)
(mapcar 'vlax-ename->vla-object r)
)
)
;;; (ax:GetTagTextString doc "sheet-text" "client-drw")
(defun ax:GetTagTextString (doc bn tagname / layout i atts tag str)
(vlax-for layout (vla-get-layouts doc)
(vlax-for i (vla-get-block layout)
(if (and
(= (vla-get-objectname i) "AcDbBlockReference")
(= (strcase (vla-get-name i)) (strcase bn))
)
(if (and
(= (vla-get-hasattributes i) :vlax-true)
(safearray-value
(setq atts
(vlax-variant-value
(vla-getattributes i)
)
)
)
)
(foreach tag (vlax-safearray->list atts)
(if (= (strcase tagname) (strcase (vla-get-tagstring tag)))
(setq str (vla-get-TextString tag))
)
)
)
)
)
)
str
)
;;; (ax:FindBlockTagValue (vla-get-activedocument
;;; (vlax-get-acad-object)) "blockname" "tagname" "tagvalue")
(defun ax:FindBlockTagValue
(doc bn tagname value / layout i atts tag sset c)
(vlax-for layout (vla-get-layouts doc)
(vlax-for i (vla-get-block layout)
(if (and
(= (vla-get-objectname i) "AcDbBlockReference")
(= (strcase (vla-get-name i)) (strcase bn))
)
(if (and
(= (vla-get-hasattributes i) :vlax-true)
(safearray-value
(setq atts
(vlax-variant-value
(vla-getattributes i)
)
)
)
)
(progn
(foreach tag (vlax-safearray->list atts)
(if (and
(= (strcase tagname)
(strcase (vla-get-TagString tag))
)
(= value (vla-get-TextString tag))
)
(progn
(if (not sset)
(setq sset (ssadd (vlax-vla-object->ename i)))
(ssadd (vlax-vla-object->ename i) sset)
)
)
)
)
)
)
)
)
)
(sssetfirst nil sset)
)
;;; list of all "REV-NO" in block "revtext1" in order of y-coordinate, bottom to up
;;; (ax:GetManyTags "revtext1" "REV-NO")
(defun ax:GetManyTags (bn tag / ax lst)
(foreach x (ax:ListBlockIns doc bn)
(setq lst (cons (ax:GetTagTextStringByRef (cadddr x) tag) lst))
)
(reverse lst)
)
;;; list of all "REV-NO" in block "revtext2" in order of y-coordinate, bottom to up
;;; (ax:SetManyTags "revtext2" "revtext1" "REV-NO" "REV-NO")
(defun ax:SetManyTags (bn-to bn-from tag-to tag-from / ax lst i)
(setq lst (ax:GetManyTags bn-from tag-from))
(setq i 0)
(foreach x (ax:ListBlockIns doc bn-to)
(ax:PutTagTextStringByRef (cadddr x) tag-to (nth i lst))
(setq i (1+ i))
)
)
;;; (ax:GetTagTextStringByRef #<VLA-OBJECT IAcadBlockReference 071b9e24> "REV-NO")
(defun ax:GetTagTextStringByRef (br tagname / atts tag str)
(if (and
(= (vla-get-hasattributes br) :vlax-true)
(safearray-value
(setq atts
(vlax-variant-value
(vla-getattributes br)
)
)
)
)
(foreach tag (vlax-safearray->list atts)
(if (= (strcase tagname) (strcase (vla-get-tagstring tag)))
(setq str (vla-get-TextString tag))
)
)
)
str
)
;;; (ax:PutTagTextString doc "sheet-text" "client-drw" "new value")
(defun ax:PutTagTextString (doc bn tagname textstring / layout i atts tag)
(vlax-for layout (vla-get-layouts doc)
(vlax-for i (vla-get-block layout)
(if (and
(= (vla-get-objectname i) "AcDbBlockReference")
(= (strcase (vla-get-name i)) (strcase bn))
)
(if (and
(= (vla-get-hasattributes i) :vlax-true)
(safearray-value
(setq atts
(vlax-variant-value
(vla-getattributes i)
)
)
)
)
(foreach tag (vlax-safearray->list atts)
(if (= (strcase tagname) (strcase (vla-get-tagstring tag)))
(vla-put-TextString tag textstring)
)
)
(vla-update i)
)
)
)
)
)
;;; (ax:PutTagTextStringByRef #<VLA-OBJECT IAcadBlockReference 071b9e24>
;;; "REV-NO" "new value")
(defun ax:PutTagTextStringByRef (br tagname textstring / atts tag)
(if (and
(= (vla-get-hasattributes br) :vlax-true)
(safearray-value
(setq atts
(vlax-variant-value
(vla-getattributes br)
)
)
)
)
(foreach tag (vlax-safearray->list atts)
(if (= (strcase tagname) (strcase (vla-get-tagstring tag)))
(vla-put-TextString tag textstring)
)
)
(vla-update br)
)
)
;;; (ax:ChangeTagHeight <doc> <block name> <tag name> <tag height>)
;;; (ax:ChangeTagHeight doc "sheet-text" "client-drw" 0.97)
(defun ax:ChangeTagHeight (doc bn tagname tagheight / layout i atts tag)
(vlax-for layout (vla-get-layouts doc)
(vlax-for i (vla-get-block layout)
(if (and
(= (vla-get-objectname i) "AcDbBlockReference")
(= (strcase (vla-get-name i)) (strcase bn))
)
(if (and
(= (vla-get-hasattributes i) :vlax-true)
(safearray-value
(setq atts
(vlax-variant-value
(vla-getattributes i)
)
)
)
)
(foreach tag (vlax-safearray->list atts)
(if (= (strcase tagname) (strcase (vla-get-tagstring tag)))
(vla-put-height tag tagheight)
)
)
(vla-update i)
)
)
)
)
)
;;; List the insertion point and reference of a block in active layout
;;; sort them by y-value
;;; (ax:ListBlockIns doc "revtext1")
;;; return value example:
;;; ((341.385 29.2937 0.0 #<VLA-OBJECT IAcadBlockReference 071b9e24>)
;;; (341.385 34.2937 0.0 #<VLA-OBJECT IAcadBlockReference 071b9e74>)
;;; (341.385 39.2937 0.0 #<VLA-OBJECT IAcadBlockReference 071bd184>))
(defun ax:ListBlockIns (doc bn / layout i pl)
(vlax-for layout (vla-get-layouts doc)
(vlax-for i (vla-get-block layout)
(if (and
(= (vla-get-objectname i) "AcDbBlockReference")
(= (strcase (vla-get-name i)) (strcase bn))
)
(setq pl
(cons
(append (safearray-value
(vlax-variant-value (vla-get-InsertionPoint i))
)
(list i)
)
pl
)
)
)
)
)
; sort by y-value
(vl-sort pl
(function (lambda (e1 e2)
(< (cadr e1) (cadr e2)) ) ) )
)
;;; Changes the insertion point of a tag
;;; (ax:ChangeTagIns doc "sheet-text" "a3-scale" '(703.4722 17.8350 0))
(defun ax:ChangeTagIns (doc bn tagname ins / layout i atts tag)
(defun list->variantArray (ptsList / arraySpace sArray)
(setq arraySpace
(vlax-make-safearray
vlax-vbdouble
(cons 0 (- (length ptsList) 1))
)
)
(setq sArray (vlax-safearray-fill arraySpace ptsList))
(vlax-make-variant sArray)
)
(vlax-for layout (vla-get-layouts doc)
(vlax-for i (vla-get-block layout)
(if (and
(= (vla-get-objectname i) "AcDbBlockReference")
(= (strcase (vla-get-name i)) (strcase bn))
)
(if (and
(= (vla-get-hasattributes i) :vlax-true)
(safearray-value
(setq atts
(vlax-variant-value
(vla-getattributes i)
)
)
)
)
(foreach tag (vlax-safearray->list atts)
(if (= (strcase tagname) (strcase (vla-get-tagstring tag)))
(vla-put-InsertionPoint tag (list->variantArray ins))
)
)
(vla-update i)
)
)
)
)
)
;;; Changes attributes on all block references matching <Tag Name>
;;; (ChangeAttributes (list <Block Name> '(<Tag Name> . <Tag Value>) ...))
;;; (ChangeAttributes (list "testblock" '("TESTTAG2" . "item1") '("NEWTAG" . "tagvalue")))
(defun ChangeAttributes (lst / sset item atts ename i)
(setq i 0)
(setq sset (ssget "X" (list '(0 . "INSERT") (cons 2 (car lst)))))
(if sset
(repeat (sslength sset)
(setq ename (ssname sset i))
(setq i (+ 1 i))
(if (safearray-value
(setq atts
(vlax-variant-value
(vla-getattributes (vlax-ename->vla-object ename))
)
)
)
(progn
(foreach item (cdr lst)
(mapcar
'(lambda (x)
(if
(= (strcase (car item))
(strcase (vla-get-tagstring x))
)
(vla-put-textstring x (cdr item))
)
)
(vlax-safearray->list atts)
)
)
(vla-update (vlax-ename->vla-object ename))
)
)
)
)
)
;;; (setq doc (vla-get-ActiveDocument (vlax-get-acad-object)))
;;; (ax:ChangeTagWidth <doc> <block name> <tag name> <tag height>)
;;; (ax:ChangeTagWidth doc "panel1" "drw-no" 0.97)
(defun ax:ChangeTagWidth (doc bn tagname tagwidth / layout i atts tag)
(vlax-for layout (vla-get-layouts doc)
(vlax-for i (vla-get-block layout)
(if (and
(= (vla-get-objectname i) "AcDbBlockReference")
(= (strcase (vla-get-name i)) (strcase bn))
)
(if (and
(= (vla-get-hasattributes i) :vlax-true)
(safearray-value
(setq atts
(vlax-variant-value
(vla-getattributes i)
)
)
)
)
(foreach tag (vlax-safearray->list atts)
(if (= (strcase tagname) (strcase (vla-get-tagstring tag)))
(vla-put-scalefactor tag tagwidth)
)
)
(vla-update i)
)
)
)
)
)
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