提取autocad2024图形中图块的属性的代码-统计选中图块长度属性的总长度

图块属性：

名称：文字

长度：100

阀门位号：XV-123

页码：1

(Defun C:BURST11 (/ item bitset bump att-text lastent burst-one burst
                  BCNT BLAYER BCOLOR ELAST BLTYPE ETYPE PSFLAG ENAME )
 
   ;-----------------------------------------------------
   ; Item from association list
   ;-----------------------------------------------------
   (Defun ITEM (N E) (CDR (Assoc N E)))
   ;-----------------------------------------------------
   ; Error Handler
   ;-----------------------------------------------------
 
  (acet-error-init
    (list
      (list "cmdecho" 0
            "highlight" 1
      )
      T     ;flag. True means use undo for error clean up.
    );list
  );acet-error-init
 
 
   ;-----------------------------------------------------
   ; BIT SET
   ;-----------------------------------------------------
 
   (Defun BITSET (A B) (= (Boole 1 A B) B))
 
   ;-----------------------------------------------------
   ; MUTTERING
   ;-----------------------------------------------------
   (defun muttering ()
     (= (getvar "NOMUTT") 0)
   )
 
   ;-----------------------------------------------------
   ; BUMP
   ;-----------------------------------------------------
 
   (Setq bcnt 0)
   (Defun bump (prmpt)
      (if (muttering)
        (Princ
           (Nth bcnt '("\r-" "\r\\" "\r|" "\r/"))
        )
      )
      (Setq bcnt (Rem (1+ bcnt) 4))
   )
 
   ;-----------------------------------------------------
   ; Convert Attribute Entity to Text Entity or MText Entity
   ;-----------------------------------------------------
 
   (Defun ATT-TEXT (AENT / ANAME TENT ILIST INUM)
      (setq ANAME (cdr (assoc -1 AENT)))
      (if (_MATTS_UTIL ANAME)
         (progn
            ; Multiple Line Text Attributes (MATTS) -
            ; make an MTEXT entity from the MATTS data
            (_MATTS_UTIL ANAME 1)
         )
         (progn
            ; else -Single line attribute conversion
            (Setq TENT '((0 . "TEXT")))
            (ForEach INUM '(8
                            6
                            38
                            39
                            62
                            67
                            210
                            10
                            40
                            1
                            2
                            50
                            41
                            51
                            7
                            71
                            72
                            73
                            11
                            74
                           )
               (If (Setq ILIST (Assoc INUM AENT))
                   (Setq TENT (Cons ILIST TENT))
               )
            )
           ;打印自定义属性
           (setq IblockText (cdr (assoc 1 TENT)))
           (setq IblockTextName (cdr (assoc 2 TENT)))
           ;;;(princ IblockText)
           ;;;(princ iblocktextname)
 
            (Setq
               tent (Subst
                       (Cons 73 (item 74 aent))
                       (Assoc 74 tent)
                       tent
                    )
            )
            ;;;(EntMake (Reverse TENT))
         )
      )
     ;返回数
     (cons iblocktextname iblocktext)
   )
 
   ;-----------------------------------------------------
   ; Find True last entity
   ;-----------------------------------------------------
 
   (Defun LASTENT (/ E0 EN)
      (Setq E0 (EntLast))
      (While (Setq EN (EntNext E0))
         (Setq E0 EN)
      )
      E0
   )
 
   ;-----------------------------------------------------
   ; See if a block is explodable. Return T if it is, 
   ; otherwise return nil
   ;-----------------------------------------------------
 
   (Defun EXPLODABLE (BNAME / B expld)
      (vl-load-com)
      (setq BLOCKS (vla-get-blocks 
                     (vla-get-ActiveDocument (vlax-get-acad-object)))
       )
      
      (vlax-for B BLOCKS (if (and (= :vlax-false (vla-get-islayout B))
                                  (= (strcase (vla-get-name B)) (strcase BNAME)))
                      (setq expld (= :vlax-true (vla-get-explodable B)))
           )
       )
       expld
    )
 
 
   ;-----------------------------------------------------
   ; Burs·1					11e entity
   ;-----------------------------------------------------
 
   (Defun BURST-ONE (BNAME / BENT ANAME ENT ATYPE AENT AGAIN ENAME
                     ENT BBLOCK SS-COLOR SS-LAYER SS-LTYPE mirror ss-mirror
                     mlast) 
     ;;;初始化list_blocktext为空列表
     (setq list_blocktext nil)
     (Setq
         BENT   (EntGet BNAME)
         BLAYER (ITEM 8 BENT)
         BCOLOR (ITEM 62 BENT)
         BBLOCK (ITEM 2 BENT)
         BCOLOR (Cond
                   ((> BCOLOR 0) BCOLOR)
                   ((= BCOLOR 0) "BYBLOCK")
                   ("BYLAYER")
                )
         BLTYPE (Cond ((ITEM 6 BENT)) ("BYLAYER"))
      )
      (Setq ELAST (LASTENT))
      (If (and (EXPLODABLE BBLOCK) (= 1 (ITEM 66 BENT)))
         (Progn
            (Setq ANAME BNAME)
            (While (Setq
                      ANAME (EntNext ANAME)
                      AENT  (EntGet ANAME)
                      ATYPE (ITEM 0 AENT)
                      AGAIN (= "ATTRIB" ATYPE)
                   )
               ;;;(bump "Converting attributes")
               ;;;提取属性
               ;;;(ATT-TEXT AENT)
               (SETQ BLOCKTEXT (ATT-TEXT AENT))
               ;;;(princ BLOCKTEXT)
               ;;;组成列表
               ;;;list_blocktext不能是空值
 
               (setq LIST_BLOCKTEXT (cons blocktext list_blocktext))
               (princ list_blocktext)
               (princ "\n")  
            )
         )
      )
         (Progn
            ;;;(bump "Exploding block")
            ;;;(acet-explode BNAME)
            ;(command "_.explode" bname)
         )
      (Setq
         SS-LAYER (SsAdd)
         SS-COLOR (SsAdd)
         SS-LTYPE (SsAdd)
         ENAME    ELAST
      )
      (While (Setq ENAME (EntNext ENAME))
         ;;;(bump "Gathering pieces")
         (Setq
            ENT   (EntGet ENAME)
            ETYPE (ITEM 0 ENT)
         )
         (If (= "ATTDEF" ETYPE)
            (Progn
               (If (BITSET (ITEM 70 ENT) 2)
                  (ATT-TEXT ENT)
               )
               (EntDel ENAME)
            )
            (Progn
               (If (= "0" (ITEM 8 ENT))
                  (SsAdd ENAME SS-LAYER)
               )
               (If (= 0 (ITEM 62 ENT))
                  (SsAdd ENAME SS-COLOR)
               )
               (If (= "BYBLOCK" (ITEM 6 ENT))
                  (SsAdd ENAME SS-LTYPE)
               )
            )
         )
      )
      (If (> (SsLength SS-LAYER) 0)
         (Progn
            ;;;(bump "Fixing layers")
            (Command
               "_.chprop" SS-LAYER "" "_LA" BLAYER ""
            )
         )
      )
      (If (> (SsLength SS-COLOR) 0)
         (Progn
            ;;;(bump "Fixing colors")
            (Command
               "_.chprop" SS-COLOR "" "_C" BCOLOR ""
            )
         )
      )
      (If (> (SsLength SS-LTYPE) 0)
         (Progn
            ;;;(bump "Fixing linetypes")
            (Command
               "_.chprop" SS-LTYPE "" "_LT" BLTYPE ""
            )
         )
      )
     (princ "返回长度：\n")
     (princ "\n")
     list_blocktext
   )
 
   ;-----------------------------------------------------
   ; BURST MAIN ROUTINE
   ;-----------------------------------------------------
 
   (Defun BURST11 (/ SS1)
      (setq list_blocktext1 nil)
      (setq list_lang 0.0)
      (setq qyg_lang_val 0.0)
      (setq PSFLAG (if (= 1 (caar (vports)))
                       1 0
                   )
      )
      (Setq SS1 (SsGet (list (cons 0 "INSERT")(cons 67 PSFLAG))))
      (If SS1
         (Progn
            (Setvar "highlight" 0)
            (terpri)
            (Repeat
              (SsLength SS1)
              (Setq ENAME (SsName SS1 0))
              (SsDel ENAME SS1)
              (setq list_blocktext1 (BURST-ONE ENAME))
              (princ list_blocktext1)
              (princ "\n 长度：\n")
              (setq qyg_lang (assoc "长度" list_blocktext1))
              (setq qyg_lang_val (cdr qyg_lang))
              ;;;处理字符转换成双精度
              (setq qyg_lang_val (float (atoi qyg_lang_val)))
              (princ qyg_lang_val)
              (setq list_lang (+ list_lang qyg_lang_val))
              (princ "\n")
            )
            (princ "\n气源管总长度:  ")
            (princ list_lang)
            (if (muttering)
              (princ "\n")
            )
         )
      )
   )
 
   ;-----------------------------------------------------
   ; BURST COMMAND
   ;-----------------------------------------------------
 
   (BURST11)
 
  ;;;(acet-error-restore)
 
);end defun
 
(princ "973490770@qq.com")
(princ)
;;;(c:burst11)