在样本多段线中心标注高程
;;;by Gu_xl
(defun gxl-cs:gcd (inspt height scale / pt blkdef obj);展高程点函数(inspt:插入点,heitht:高程值,scale:缩放比例,xsws:高程注记位数)
(vl-load-com) ;将 Visual LISP 扩展功能加载到 AutoLISP
(regapp "SOUTH")
(setvar "CMDECHO" 0)
(command "layer" "m" "GCD" "c" "1" "" "L" "CONTINUOUS" """")
(if height
(setq height (rtos height 2 3));3为高程注记位数
(setq height "")
)
(regapp "SOUTH")
;;;检查字体 "HZ" 是否存在
(if (not (tblobjname "style" "宋体"))
;(command "style" "HZ" "rs.shx,hztxt.shx" 0 1 0 "" "" "")
(command "style" "宋体" "" 0 1 0 "" "" "")
)
;;;检查是否存在高程点图块定义
(if (not (tblobjname "block" "GC200"))
(progn
(setq blkdef (vla-Add (vla-get-Blocks (vla-get-ActiveDocument (vlax-get-acad-object))) (vlax-3D-point '(0 0 0)) "GC200"))
(setq obj
(vla-AddPolyline
blkdef
(vlax-make-variant
(vlax-safearray-fill
(vlax-make-safearray vlax-vbdouble (cons 0 5))
'(-0.2 0 0 0.2 0 0)
)
)
)
)
(vla-SetBulge obj 0 1) (vla-SetBulge obj 1 1)
(vla-put-Closed obj :vlax-true)
(vla-put-ConstantWidth obj 0.4)
)
)
;;;插入块
(entmake (list
'(0 . "INSERT")
'(100 . "AcDbEntity")
'(100 . "AcDbBlockReference")
'(66 . 1);;;属性跟随标志,1跟随，0不跟随
(cons 2 "GC200")
(cons 10 inspt)
(cons 41 scale)
(cons 42 scale)
(cons 43 scale)
(list -3 '("SOUTH" (1000 . "202101")))
)
)
;;;插入属性
(entmake (list
'(0 . "ATTRIB")
'(100 . "AcDbEntity")
'(100 . "AcDbText")
(cons 10 (setq pt (polar inspt 0 (* 1.2 scale))))
(cons 40 (* 2.0 scale))
(cons 50 0)
(cons 41 0.8)
(cons 51 0)
(cons 1 height)
(cons 7 "宋体")
(cons 62 3)
(cons 72 0)
(cons 11 pt)
'(100 . "AcDbAttribute")
(cons 2 "height")
(cons 700)
(cons 74 2)
)
)
;;;结束标志
(entmake '((0 . "SEQEND")))
(princ)
)
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
(defun vxs (e / i v lst)
(setq i 0)
(while
(setq v (vlax-curve-getpointatparam e (setq i (1+ i))))
(setq lst (cons v lst))
)
(reverse lst))
;;;;;;;;;;;;;;;;;;;;;;;;
(defun zxd (ent / pts len pt )
(setq pts (vxs ent))
(setq len (length pts))
(setq pt (mapcar
'(lambda(x)
(/ x len)
)
(apply
'mapcar
(cons '+ pts)
)
)
)
pt
)
(defun changdu (e / )
(Vla-get-length (VLAX-ename->vla-object e))
)
(defun changdu1 (e / )
(vlax-curve-getDistAtParam (VLAX-ename->vla-object e) (vlax-curve-getEndParam (VLAX-ename->vla-object e)));取得曲线长度
)
(defun c:ctgc (/ gczyangbenchangblc scale lst ent xinzb)
(setq gcz (getreal "\n请输入需要注记的高程值："))
(setq yangbenchang (changdu1 (car (entsel "\n请选择样本承台LWPOLYLINE:"))))
(setq blc (getint "\n请输入比例尺1:<500>"))
(if (= blc nil)(setq blc 500))
(setvar 'userr1 blc);设置比例尺
(setq scale (* 0.001 blc));缩放比例
(setq i 0)
(setq lst (ssget '( (0 . "*polyline") (8 . "BASE,基础边")) ) )
(repeat (sslength lst)
(setq ent (ssname lst i))
(if (equal yangbenchang (changdu1 ent) 0.1)
(progn
(setq xinzb (list (car (zxd ent)) (cadr (zxd ent)) gcz ))
(gxl-cs:gcd xinzb gcz scale)
)
)
(setq i (+ i 1))
)
)
命令是多少呀？ 如何使用 能不能演示一下
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