AutoCAD的定制与开发
三、笔者开发的AutoCAD的功能及使用方法
1.程序
(1)定义对称线
(defun c:dcx (/ ss1 dist p1 p2 p3 p4 p5 len pn pm pn1 pm1 ee ang1 sb)
(setvar "orthomode" 1)
(setq sb (getvar "osmode"))
(setvar "osmode" 33)
(setq ss1 (ssget)
dist (getdist "\n请输入平行线间的距离:")
p1 (getpoint "\n起始点或特征点:")
len (getdist p1 "\n终点或特征点或长度:")
ee (entget (ssname ss1 0))
p2 (cdr (assoc 10 ee))
p3 (cdr (assoc 11 ee))
ang1 (angtos (angle p2 p3) 0 1)
)
(command "_UCS" "_Z" ang1 "")
(setq p4 (trans p1 0 1)
p5 (trans p2 0 1)
pn (list (car p4) (+ (cadr p5) (/ dist 2.0)))
pm (list (car p4) (- (cadr p5) (/ dist 2.0)))
pn1 (polar pn 0 len)
pm1 (polar pm 0 len)
)
(setvar "osmode" 0)
(command "line" pn pn1 "" "line" pm pm1 "")
(command "_UCS" "_W" "")
(setvar "osmode" sb)
)
(2)定义粗糙度
(defun C:wbin (/ sa)
(setq sa (getvar "osmode"))
(setvar "osmode" 0)
(setq sc (getvar "DIMSCALE"))
(setvar "osmode" 512)
(command "insert" "ccd" pause sc sc pause)
(setvar "osmode" sa)
)
(3)定义序列号
(defun C:bub1 (/ p1 p2 p3 sc hd hd1 k h sb )
(setq sb (getvar "osmode"))
(setvar "osmode" 0)
(setq h (getint "\n序列号的个数:")
p1 (getpoint "\nFirstpoint:")
)
(setvar "osmode" 512)
(setq p2 (getpoint p1 "\nSecondpoint:")
sc (getvar "DIMSCALE")
hd (* 7 sc)
hd1 (* 4 sc)
)
(setvar "osmode" 0)
(command "LAYER" "S" "03" "" "donut" 0 sc p1 "" "line" p1 P2 "")
(if (> (car p2) (car p1))
(setq an1 0)
)
(if (< (car p2) (car p1))
(setq an1 pi)
)
(setq p3 (polar p2 an1 hd))
(command "line" p2 P3 "")
(setq p0 p2
k 2
)
(while (<= k h)
(setq p2 (list (car p2) (+ (* 8 sc) (cadr p2)))
p3 (polar p2 an1 hd)
)
(command "line" p2 P3 "")
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