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本帖最后由 xugaoming23 于 2019-7-12 21:39 编辑
- ;;----------------将xrecord的内容生成文件------------------------------------------------
- (defun xrecordtofile (vlaobj filepath)
- (if (/= (vla-get-ObjectName vlaobj) "AcDbXrecord")
- (exit)
- )
- (vla-getxrecorddata vlaobj 'xtypeOut 'xdataOut)
- (setq x (vlax-safearray->list xtypeOut))
- (setq y (vlax-safearray->list xdataOut))
- (setq z nil)
- (if (= (vlax-safearray-type xdataOut) vlax-vbVariant)
- (progn
- (foreach i y
- (if (> (vlax-variant-type i) 8192)
- (progn
- (setq j (vlax-safearray->list (vlax-variant-value i)))
- (foreach k j (setq z (cons k z)))
- )
- )
- )
- (setq z (reverse z))
- ;;28456
- (setq k (list 77 66))
- (setq l (length z))
- (while (/= 0 l)
- (setq
- k (cons (rem l 16) k)
- l (/ l 16)
- )
- )
- ;6 15 2 8
- (setq k (cons 0 k))
- (setq k (cons 0 k))
- (setq k (cons 0 k))
- (setq k (cons 0 k))
- (setq k (cons 54 k))
- (setq k (cons 0 k))
- (setq k (cons 0 k))
- (setq k (cons 0 k))
- ;(setq k (list 66 77 8 2 15 6 0 0 0 0 54 0 0 0))
- ;(setq k (reverse k))
- (foreach i k (setq z (cons i z)))
- (setq m (vlax-make-safearray 17 (cons 0 (1- (length z))))) ;17为vbbyte
- (setq n (vlax-safearray-fill m z))
- )
- )
- (setq ObjStream (vlax-get-or-create-object "Adodb.Stream"))
- (vlax-put-property ObjStream 'Type 1) ;1为二进制模式读取 ,2为文本模式读取
- (vlax-put-property ObjStream 'Mode 3) ;1为读,2为写,3为读写
- (vlax-invoke ObjStream 'Open)
- (vlax-invoke-method ObjStream 'Write n) ;还有一个方法是writetext
- (vlax-put-property ObjStream 'Position 0) ;写文本时有效
- ;(vlax-put-property ObjStream 'Type 2);写文本时有效,编码调整
- ;(vlax-put-property ObjStream 'Charset 'unicode);写文本时有效 'unicode,utf-8,ascii,gb2312,big5,gbk
- ;(setq str (vlax-invoke-method ObjStream 'ReadText));生成字符串时有效
- (vlax-invoke-method ObjStream 'SaveToFile filepath 2) ;adSaveCreateNotExist =1 , adSaveCreateOverWrite =2
- (vlax-invoke-method ObjStream 'Close)
- (vlax-release-object ObjStream)
- )
- ;;--------------------------------end-------------------------------------------
- (setq i (cdr (assoc -1(dictsearch (namedobjdict) "ACAD_LAYOUT"))))
- (setq i (vla-Item (vla-GetExtensionDictionary (vla-Item (vlax-Ename->Vla-Object i) 0 ))0))
- (xrecordtofile i "E:\\cad.bmp")
提供思路,不负责解释
左侧为提取的缩略图片 |
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