尺寸驱动tt

zhd81617

转载
尺寸驱动tt;;;编写: BDYCAD
  p2 J, W% k# ?" s( N/ m& E7 W;;;时间: 2005-03-18
;;;开发用时  26分钟
4 s5 T! H; N, g" V$ B& D;;;功能: 尺寸驱动
1 h8 ^! i% o' F; W& m

1. (defun c:tt(/ BLB EP ESPL N-EP N-SP NEW-T SD SD-DXF SEA SEB SP SS1 SS2 SS3)
   1 P& H- s! Z0 y
2.   (setq SD (entsel "\n选择驱动尺寸:"))
   
3.   (if SD
   ; a% i) L7 q4 ^1 J( P6 A
4.     (PROGN
   ' `0 y: J; O, D" b; n" A' r6 a
5.       (SETQ SD-DXF (ENTGET (CAR SD)))
   
6.       (WHILE (NOT (wcmatch (CDR (ASSOC 0 SD-DXF)) "*DIM*"))
   
7. (setq SD (entsel "\n选择驱动尺寸:"))
   
8. (SETQ SD-DXF (ENTGET (CAR SD))))
   
9.       (SETQ SP (CDR (ASSOC 13 SD-DXF))
   ) Z, R2 G0 J3 m$ s) W# ~; }2 U
10.      EP (CDR (ASSOC 14 SD-DXF))
    . \# H" ?! m# J
11.      ESPL (DISTANCE SP EP)
    3 q8 d* M/ g: K  ]
12.      SEA (ANGLE SP EP)
    4 _3 o$ j7 D3 H; K
13.      SEB (ANGLE EP SP)
    & |% z. {0 Z  Z7 l
14.      NEW-T (getdist "\n新的长度:"))
    
15.       (while (eq nil NEW-T)
    ; Y1 _$ a4 K0 N: q" K" |( L
16. (setq  NEW-T (getdist "\n新的长度:")))
    
17.       (if NEW-T
    $ C" x) Q0 T( F7 X
18. (progn
    
19.       (setq BLB (* 0.5 (abs (-  NEW-T ESPL))))
    : i" g9 t7 P- r4 t7 f/ S, @, \# W
20.       (if (> ESPL NEW-T )
    , H' h  _7 q6 t6 e, W* K2 L4 N
21. (setq N-SP (POLAR SP SEA BLB)
    
22.        N-EP (POLAR EP (+ PI SEA) BLB))
    
23. (setq N-SP (POLAR SP SEB BLB)
    ' C" b" F: m+ q/ h8 R3 }* x8 Q
24.        N-EP (POLAR EP (+ PI SEB) BLB))
    / I9 y1 J- x- G# T% l: X5 C
25. )
    
26.       (setvar "osmode" (logior (getvar "osmode") 16384))
    
27.       (setvar "cmdecho" 0)
    5 Z9 k( T# J6 a) p! b: K
28.       (vl-cmdf "_.undo" "_group")
    
29.       (SETQ SS1 (SSGET "C" (POLAR SP (+ PI (* 0.25 PI)) 0.4)(POLAR SP (* 0.25 PI) 0.4))
    
30.      SS2 (SSGET "C" (POLAR EP (+ PI (* 0.25 PI)) 0.4)(POLAR EP (* 0.25 PI) 0.4))
    0 G: p3 g) x5 m& s
31.      )
      ^4 u, ?" P; r  D
32.       (IF SS1
    0 S* ?* ~, I! ?  e8 K
33. (COMMAND "STRETCH" (SSGET "C" (POLAR SP (+ PI (* 0.25 PI)) 0.4)(POLAR SP (* 0.25 PI) 0.4))
    
34.    ""SP N-SP))
      G5 S( e2 A$ q: f( d% T2 i* S0 y- F
35.       (IF SS3
    
36. (COMMAND "STRETCH" (SSGET "C" (POLAR EP (+ PI (* 0.25 PI)) 0.4)(POLAR EP (* 0.25 PI) 0.4))
    
37.    ""EP N-EP))
    8 ?- W4 z. B- C3 g
38.       (vl-cmdf "_.undo" "_end")
    # C8 z  y6 A9 V& R- n) \% G
39.       (setvar "osmode" (logand (getvar "osmode") 49151))
    
40.       (PRINC"\n编写:BDYCAD\n尺寸驱动程序运行完毕, 欢迎使用.谢谢!")))
    
41.       )
    
42.     )
    
43.   (princ)
    
44.   )

复制代码

yourspace

我试了,可以驱动,很不错,但就是100的长度改成120时,结果尺寸值并非120,不知为什么,请楼主明示