Loading

将选定的文本对象左对齐、右对齐或对中

;;
;;程序名称:对象水平对齐程序
;;执行命令:TXTAL
;;程序功能:将选定的对象左对齐、右对齐或对中。
;;
(defun c:TXTAL(/ selobjs oldcmdecho) ;定义命令txtal,局部变量selobjs,oldcmdecho;
  (setq oldcmdecho (getvar "cmdecho")) ;oldcmdecho 存储命令回显模式
  (setvar "cmdecho" 0) ;屏蔽提示
  (setq selobjs (ssget ' ((0 . "TEXT,MTEXT")))) ;获取文字对象?todo
  (process selobjs) ;处理选中的对象;
  (setvar "cmdecho" oldcmdecho) ;设置命令回显模式
  (princ)        ;todo?
)
(defun process (selobjs   /     amode     apnt apnt_x
  apnt_y   count     objname   vlaxobj MinPoint
  MaxPoint  minext    maxext    ext_l ext_r
  ext_m   tpnt
        ) 
    ;; amode 对齐模式;apnt 对齐点;apnt_x 对齐点x坐标
    ;; apnt_y 对起点y坐标;count 计数器;
    ;; objname 获取图元名称 vlaxobj vla对象名
  (initget "L M R")
  (setq amode (getkword
  "\n选择对齐方式<左对齐(L)/居中(M)/右对齐(R)><左对齐>:"
       )
  )
  (if (not amode)
    (setq amode "L")
  )
  (initget 1)
  (setq apnt (getpoint "\n选择水平对齐方向的对齐点:"))
  (setq apnt_x (car apnt)
 apnt_y (cadr apnt)
  )
  (vl-load-com)
  (setq count 0)
  (repeat (sslength selobjs)  ;;repeat 此函数可判别每一个 expr 并重复执行 number 所叙述的次数,
    (setq objname (ssname selobjs count)) ;;ssname此函数将返回选择集 ss 中 index 所代表的图元名
    (setq vlaxobj (vlax-ename->vla-object objname))  ;;将 AutoLISP 类型的对象名转换为 VLA 对象
    (setq MinPoint (vlax-make-variant)) 
    (setq MaxPoint (vlax-make-variant))
    (vla-GetBoundingBox vlaxobj 'MinPoint 'MaxPoint)
    (setq minext (vlax-safearray->list MinPoint))
    (setq maxext (vlax-safearray->list MaxPoint))
    (setq ext_l (car minext))
    (setq ext_r (car maxext))
    (setq ext_m (+ (/ (abs (- ext_l ext_r)) 2) ext_l))
    (cond
      ((= amode "L")
       (setq tpnt (list ext_l apnt_y))
      )
      ((= amode "M")
       (setq tpnt (list ext_m apnt_y))
      )
      ((= amode "R")
       (setq tpnt (list ext_r apnt_y))
      )
    )
    (if tpnt
      (command "_move" objname "" "non" tpnt "non" apnt)
    )
    (setq count (1+ count))
  )
)

 

posted @ 2015-04-11 21:04  stono  阅读(2597)  评论(0编辑  收藏  举报