在多段线上拖动标注文字

里皎相

来学习了，感谢分享，

fangmin723

正需要，支持楼主大人了！

zjy2999

学习！！！！！！！！！

qq1846687144

看看大神！

zdqwy19

Lisphk 发表于 2017-2-18 21:59

其实没啥，就是先生成文字：

[Actionscript3] 纯文本查看 复制代码

(defun c:plLen (/ cEnt tStr tBox tHgt tWid gr sPt cPt lAng bPt tPt pt1
                pt2 pt3  pt4 e)
  (vl-load-com)
  (if (and (setq cEnt (car (entsel "\n选择对象: ")))
           (member (cdr (assoc 0 (entget cEnt)))
                   '("LWPOLYLINE" "POLYLINE" "LINE")
           ) ;_ end of member
      ) ;_ end of and
    (progn
      (setq tStr (rtos (/ (vla-get-length
                         (vlax-ename->vla-object cEnt)
                       ) 1000.0) ;_ end of vla-get-length
                       2
                       3
                 ) ;_ end of rtos
            tBox (textbox (list (cons 1 tStr) (cons 40 (getvar "TEXTSIZE")))
                 ) ;_ end of textbox
            tHgt (- (cadadr tBox) (cadar tBox))
            twid (- (caadr tBox) (caar tBox))
      ) ;_ end of setq
      ;(Make_Text '(0.0 0.0 0.0) tStr 0.0);写入文字
      ;(setq e (vlax-ename->vla-object (entlast)))
      (princ "\n文字插入点...")
      (while (eq 5 (car (setq gr (grread t 5 0))))
        (redraw)
        (if (listp (setq sPt (cadr gr)))
          (progn
            (setq cPt  (vlax-curve-getClosestPointto cEnt sPt)
                  lAng (angle cPt sPt)
                  bpt  (polar cPt lAng (/ (getvar "TEXTSIZE") 2.))
                  tpt  (polar bpt lAng tHgt)
                  mPt  (polar bPt lAng (/ tHgt 2.))
                  pt1  (polar bpt (+ lAng (/ pi 2.)) (/ tWid 2.))
                  pt2  (polar bPt (- lAng (/ pi 2.)) (/ tWid 2.))
                  pt3  (polar tpt (+ lAng (/ pi 2.)) (/ tWid 2.))
                  pt4  (polar tPt (- lAng (/ pi 2.)) (/ tWid 2.))
            ) ;_ end of setq
            ;(grvecs (list -3 pt1 pt2 pt3 pt4 pt1 pt3 pt2 pt4))
	    ;(vla-put-insertionPoint e (vlax-3d-point mPt));修改文字插入点
	    ;(vla-put-TextAlignmentPoint e (vlax-3d-point mPt));修改文字对齐点
	    (setq lAng (- lAng (/ pi 2.)))
	    (cond ((and (> lAng (/ pi 2)) (<= lAng pi))
		   (setq lAng (- lAng pi))
		   )
		  ((and (> lAng pi) (<= lAng (/ (* 3 pi) 2)))
		   (setq lAng (+ lAng pi))
		   )
		  ) ;_ end of cond
	    ;(vla-put-rotation e lAng);修改文字旋转角
	    (if e
	      (progn
		(vla-put-insertionPoint e (vlax-3d-point mPt));修改文字插入点
		(vla-put-TextAlignmentPoint e (vlax-3d-point mPt));修改文字对齐点
		(vla-put-rotation e lAng);修改文字旋转角
		)
	      (progn
		(Make_Text mPt tStr lAng);写入文字
		(setq e (vlax-ename->vla-object (entlast)))
		)
	      )
          ) ;_ end of progn
        ) ;_ end of if
      ) ;_ end of while
      (if (eq 3 (car gr))
        (progn
          ;|(setq lAng (- lAng (/ pi 2.)))
          (cond        ((and (> lAng (/ pi 2)) (<= lAng pi))
                 (setq lAng (- lAng pi))
                )
                ((and (> lAng pi) (<= lAng (/ (* 3 pi) 2)))
                 (setq lAng (+ lAng pi))
                )
          ) ;_ end of cond|;
          ;(Make_Text mPt tStr lAng);写入文字
	  (vla-put-insertionPoint e (vlax-3d-point mPt));修改文字插入点
	  (vla-put-TextAlignmentPoint e (vlax-3d-point mPt));修改文字对齐点
	  (vla-put-rotation e lAng);修改文字旋转角
        ) ;_ end of progn
      ) ;_ end of if
    ) ;_ end of progn
    (princ "\n<!> 不正确的选择 <!>")
  ) ;_ end of if
  (redraw)
  (princ)
) ;_ end of defun

(defun Make_Text (pt val rot)
  (entmake
    (list
      (cons 0 "TEXT")
      (cons 8 (getvar "CLAYER"))
      (cons 62 2)
      (cons 10 pt)
      (cons 40 (getvar "TEXTSIZE"))
      (cons 1 val)
      (cons 50 rot)
      (cons 7 (getvar "TEXTSTYLE"))
      (cons 71 0)
      (cons 72 1)
      (cons 73 2)
      (cons 11 pt)
    ) ;_ end of list
  ) ;_ end of entmake
) ;_ end of defun

dingwqing

回复，下载，学习！！！！！！！！！

杜流浪人

正需要，支持楼主大人了！

kqqt6236

啥也不说了，感谢楼主分享哇！

q3_2006

谢谢大师分享

zbwei120

这程序在标注过程较实用

laiz3000

啥也不说了，感谢楼主分享哇！

yjch

强大，很酷。好好学习天天向上！

adc

谢谢分享~~

Michael527

比较实用的小程序，谢谢分享

fangzheng158

正需要，支持楼主大人了！