模拟尺寸标注,新手编写,错误多多,欢迎拍砖~~~ - (defun c:xx1 (/ pt1 pt2 pt3 pt4 pt5 ang dis old old1)
- (setq old1 (getvar "blipmode"))
- (setvar "blipmode" 0)
- (setq lay (getvar "clayer"))
- (command "color" "bylayer")
- (command "layer" "m" "DM-尺寸标注" "c" "3" "DM-尺寸标注" "")
- (setq pt1 (getpoint "\n选择第一点:")
- pt2 (getpoint pt1 "\n选择另一点:")
- old (getvar "osmode")
- pt3(mapcar'(lambda(X Y)(/(+ X Y)2.0)) pt1 pt2);求中点
- ang (angle pt1 pt2)
- dis (distance pt1 pt2)
- pt4 (polar pt1 (+ pi ang) 1.0)
- pt5 (polar pt2 ang 1.0)
- )
- (setvar "osmode" 0)
- (drawcross pt1 ang);以P为基点,ang为角度绘制标记块
- (drawcross pt2 ang)
- (entmake (list (cons 0 "LINE") (cons 10 pt4) (cons 11 pt5)))
- (command "-text" "J" "BC" pt3 "2.5" (angtos ang) (rtos dis 2 2) "");谁能告诉我如何用entmake生成中下对齐的文字
- (setvar "osmode" old)
- (setvar "blipmode" old1)
- (command "layer" "s" lay "")
- )
 - (defun drawcross (p ng / px1 px2 py1 py2)
- (setq eflag (tblsearch "block" "十字标记"))
- (if (not eflag)
- (progn
- (setq px1 (polar p (angtof "225") '1.5)
- px2 (polar p (angtof "45") '1.5)
- py1 (polar p (angtof "90") '1.5)
- py2 (polar p (angtof "270") '1.5)
- )
- (entmake (list
- (cons 0 "BLOCK")
- (cons 2 "十字标记")
- (cons 70 0)
- (cons 10 p)
- )
- )
- (entmake (list
- (cons 0 "LINE")
- (cons 10 px1)
- (cons 11 px2)
- )
- )
- (entmake (list
- (cons 0 "LINE")
- (cons 10 py1)
- (cons 11 py2)
- )
- )
- (entmake '((0 . "endblk")))
- )
- )
- (command "_insert" "十字标记" p 1 1 (angtos ng))
- )
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