|
|
发表于 2015-9-10 17:17:35
|
显示全部楼层
来自: 中国广东东莞
(defun C:wjx (/ ss cc pc p0 p1 p2 p3 p4 a t0 tt r0 r1 r2 r3 r4)
, p3 b7 ?- M: R5 j (setq ss (getvar "OSMODE") & h/ A& C* M! H2 o" o! g5 A
cc (getvar "CECOLOR"))
( E# e: X) Q; [. ]1 C$ c* ?, w (setvar "OSMODE" 512)
1 I. a V, M+ C- ` (prompt "\n先画圆:采用圆心和半径式") " ]5 \$ r( D J, k
(setq pc (getpoint "\n圆心") 0 |7 d$ r$ I. S. x% l+ E' [
p0 (getpoint "\n圆周上点"))
! A8 E+ H+ y, ^" Q! J3 C (setq r (distance pc p0)) " P+ U" q3 r' [& w4 v) }) ^
(setvar "CEcolor" "red")
) ]5 `: q, u- U9 s2 h( }$ I6 g# w (command "circle" pc r) + W, {0 L6 l: E1 W" c& v" `* G
(command "hatch" "solid" "L" ""); b7 B4 X6 O8 _; c
(setq t0 (/ pi 2))
0 V, \8 U% o6 \9 H+ U, o (setq tt (/ (* 2 pi) 5))4 R0 P: @- a+ [+ V) ~
(command "color" 2) 1 T6 K/ `. c- x. z! d
(setq p0 (polar pc t0 r)
1 i7 {' @3 s3 S' H2 ^0 O6 D p1 (polar pc ( + t0 tt) r)
8 C+ P. q; ~& l: J p2 (polar pc ( + t0 (* tt 2)) r)+ I8 Q: m3 {/ O" H3 E
p3 (polar pc ( + t0 (* tt 3)) r)2 [" N$ S$ t; n2 X$ R
p4 (polar pc ( + t0 (* tt 4)) r))
% R9 u( C& C2 x, x (setq r0 (inters p0 p2 p1 p4)
& M- i7 z/ S( Y1 L$ W+ ~, d: j, C r1 (inters p0 p2 p1 p3)
}: x# ?3 G' \& G; p X. ? r2 (inters p1 p3 p2 p4)# |: q# C1 G; a f7 O& \ j
r3 (inters p0 p3 p2 p4)8 ^+ T0 Q$ `$ l+ k( Y
r4 (inters p0 p3 p1 p4))% H; ^+ d+ H6 Z" x! S* ^* J9 F! Y
(command "pline" p0 r0 p1 r1 p2 r2 p3 r3 p4 r4 "c")
* @& @) s& Z. \5 V' x1 H (command "hatch" "solid" "L" "")
( i6 h# t. o; b (setvar "OSMODE" ss)
& g7 h* X' \; [/ S" | (setvar "CECOLOR" cc))2 P h, g+ j+ q1 r7 C2 q- x) _
|
|