三、源程序清单
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2 ^. J& i9 h5 Q. c7 ]/ u - ;; OS.LSP源程序
% D6 I2 ?: s0 Q
; ~( \" r# h' r- ;;err(),出错处理子程序 I, Q- M9 v! p# m# c2 N: L+ K8 _
- 3 I, d( g4 k5 ^9 S4 s1 b
- (defun err ( msg)
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; D$ K7 x" {7 o! B# K- (if (/= msg "Function cancelled")
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- (princ(strcat "\nError:" msg)) ;打印错误内容
1 Z( @1 ?6 {1 T2 u+ H8 F: w - 8 T. F7 y3 ?$ j
- ) ;for if 9 M5 L$ s6 Q b' r/ e
- 8 w$ [9 ?- H. f9 V- c" |* Q
- (setq *error* olderr) 7 d- J2 \. T( U
- 0 J% y9 m: r( o4 ~
- (setvar "cmdecho" scmd)
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* N3 A% K8 @1 ^9 D2 h4 E- (setvar "osmode" cosmode)
, [' s! B. `* B5 A# r/ D - 3 N6 x3 R+ @- |! z; G
- (setvar "coords" ccoords) + ]' {0 U4 k9 r- o
% A' B4 V3 s6 K8 q) x$ g. _7 J- (princ "n\n\t --多谢使用角度捕捉2.0版,程序非正常结束--!\n") 2 A! R) s# `, o3 d+ W# E
1 P x* W% _3 M- (princ)
3 w5 ?6 E# d% F) O0 F2 F- K' X; J
% Z( `/ h& m# U* v0 D- ) ;for defun err
9 [: ?( l. X2 \
6 U! ]$ q8 D, {0 s# i3 x- T- ;; ant(),设定捕捉角度子程序
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- (defun ant ( / ang0 ang1 ) , I7 O2 f" v8 R+ E; o7 H) U. c; p' r
- ! `- B: F0 H5 M O0 ?
- (setq ang0 (* an0 (/ 180 pi)) ) 4 i' f3 m( _2 K$ O+ T
$ v' l# j- J( q2 u- P a1 ^& o- (princ (strcat "\n请输入捕捉角度:<" (rtos ang0) ">_")) 6 `# _9 r# h) M3 @! x, l
- ! m+ z4 r% @# y4 v! j
- (INITGET 4)
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- (setq ang1 (getreal))
9 A) m1 B; Q5 _0 E" m - - q5 d3 c# p6 i2 r
- (if (not (null ang1)) 0 a$ g4 Y/ x4 ]3 ]7 ^6 L
7 }9 Z; y& p0 c, `, b8 C& k- (setq an0 (* ang1 (/ pi 180))) : h8 ?& P8 l4 S- w8 I
- $ ~- P6 s& n; f
- ) ) t" y7 k5 P& w( p5 L) }
- 4 m& m3 M0 \& _) n2 f5 W
- (princ "\n F2/F3/F4/F5/ESC/Return /下一点:") 1 ~0 P3 C3 y) s( A" u9 _
- / d% H k7 @, L7 D& T% G. P5 V
- ) ;for defun ant 1 A: o% k( P: R* o2 e
- 5 E3 W9 v0 i/ W
- ;; leng(),设定捕捉长度距离子程序 ! F) R' h5 }# n0 R
) l9 X* l1 N7 r0 K9 Q1 k- z- (defun leng ( / leng0 leng1 ) 8 Q" D/ ^; c$ P
- 9 i, S) i0 V5 T F
- (setq leng0 len0) 1 C( m) k* Q; {& X& b- n0 x& X
( R! l5 o3 g2 E8 B5 N# r4 G- (princ (strcat "\n 请输入捕捉长度距离:<" (rtos leng0) ">_")) . r# E+ c* _. |9 k
' x7 z9 ?6 F4 P% N/ ]6 ^/ u- (INITGET 4) 9 F6 @. I. P/ \% R8 Z& Z
- / X9 y1 w: c5 c* i. x0 }
- (setq leng1 (getreal)) / E) v$ r/ Y9 y" A
/ _) \( E$ q; |$ Z" h2 D* R2 T# d- (if (not (null leng1)) " p& g: t) _; n+ D( M
# {, m. D, ]2 f4 |0 K- (setq len0 leng1 )
4 I8 X& u9 \. F3 N
8 k( ]+ @1 d4 Q- ) * s6 K5 B, ^* Y& W: `# E; z6 J
- 0 C# }8 p; L7 H! u' F
- (princ "\n F2/F3/F4/F5/ESC/Return /下一点:")
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! J, R# P) F/ R" B1 g5 h- ) ;for defun lent ! X- \1 L+ {2 V1 K
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- ;; field(),判断十字光标所在区间,并投影到相应的捕捉角度线上
; E5 B/ j5 {5 {) x
$ G* Y' ]1 n5 {( k! m- (defun field ( ps pe ang0 / ang1 n ) * a# [& z' C: C
% i% E/ z: A" L% Y7 g2 X5 |- (setq ang1 (angle ps pe))
6 u7 s5 L3 c. d# P - 8 ]' v* _/ x: D/ H' k
- (setq n (fix (+ ( / ang1 ang0) 0.5)))
D/ ]0 |0 h- L0 F2 v$ A: C/ x) h8 f% H
. A- d( n2 S; |; h+ C- (setq ang2 (* ang0 n)) - b' A2 @6 C" Z
- " [: E3 a' j" j$ d2 V
- );for defun
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- ;; endp(), 十字光标投影到相应的捕捉角度上后,以用户设定的长度 % _4 i" |+ ?/ y. j; c
' ^7 \5 h: ?6 m. O9 @, H& `- ;; 捕捉计算落点
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- (defun endp ( ps pe ang0 / p1 p2 p3 p4 dis )
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- (setq p1 ps + S0 H8 J- R. m+ t! P7 d- e( {( L
- / B; g9 D$ T$ |+ p' X. b
- p2 (polar ps ang0 1) : y: t f0 K& J
, G! i9 J" s7 Z }. W9 Q* v- g3 G- p3 pe
+ r8 f: ]8 x4 D5 p8 ~ - & h ^2 V2 W& t1 E2 F
- p4 (polar pe (+ ang0 (/ pi 2)) 1)
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. A \0 D, v& f, W& ], M' ~- )
1 U& }$ O g2 y Z# r: l
: H+ v) X' W* K. M) C/ `. R- (setq pend (inters p1 p2 p3 p4 nil)) ' T! z2 R( m) v5 k6 G q
0 M2 P \2 F* `: T- (setq dis (distance ps pe)) 0 Z0 `4 j# H0 I0 a; f
- T- y% ^) V9 j! a1 [0 U9 w- (if ( / = len0 0) % J( \3 k* h/ o: R9 v. }& f
" G1 ^/ f# U# A- (setq dist (* (fix (+ (/ dis len0) 0.5)) len0)) - J! ~% t/ x3 i4 E! Z3 N
- 3 l+ g! w$ g0 P' U0 z
- ;else
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- (setq dist dis) & y. E( b. P3 {+ b! r9 _ l
- . w% ?6 _7 r$ m
- ) ;for if / J& U2 r4 ^9 d1 v( a9 {9 P6 d
# p/ D/ q0 o# Y1 p+ I7 u5 t- (setq pend (polar ps ang0 dist)) % Q W% c4 s- n" X: t1 r' I. d
- ; |9 \+ t5 { A) a
- ) ;for defun endp
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- ;; drag(), 对上一次显示的拖曳线进行"或"操作,使其从屏幕上消失, ' i1 o. z! Y, v' G0 E c
1 T; ^- @! J3 A6 W- s3 D) n- ;; 并绘制下一次拖曳线 4 K; }" x7 q& ?0 i9 _9 T0 z
) J- z# n/ v! g! |1 l* @- (defun drag ( pold1 pold2 pold3 / )
% `- c; d& t/ ^ _( _
[9 T# E% a" n a3 C- (if ( / = b2 4) 3 Z! h+ v& F( v1 E0 \/ o: c
- . o" }: b/ e5 k6 C
- (progn 7 _1 C. ~3 q' Q7 S
$ ~8 |! I' {% T* D6 b- (grdraw pold1 pold2 -1 0) ) h1 O; d F+ n* s# J$ A$ ?
- : G0 e1 ?- C+ t2 U
- (grdraw pold2 pold3 -1 0) $ i6 y( z T1 E1 d% o& P0 `
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- ) 3 L @& N/ w" ]( C1 w L
- + C" _5 r7 z$ Q, U% u0 I3 _
- ) ;for if 3 G% }7 \8 y0 N0 V. @7 V
- 4 G3 N+ r* R5 ~/ E
- (grdraw pstart pend -1 0)
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- (grdraw pend pframe -1 0) & o$ s5 ?$ J5 `' X
- * S7 n& W, M8 {- {/ @' |4 j
- ) ;for defun drag
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- ;; coord(), 在屏幕的最上一行的坐标栏显示长度和角度 8 F- C8 x) M$ b9 v9 ]
7 I2 V4 Q& h0 w- z7 r f2 t. o- (defun coord ( / str leng1 leng0 ang0) / Q( ~' X6 U# t4 Q
6 j/ h M: B' s$ ]/ h& k# y- (setq ang0 (* ang2 (/ 180 pi)) )
4 m% b# j. Q/ c% X1 \( ]9 `8 g
& o4 G( |2 ]9 r) l$ y* p; n* h- (setq str (strcat (rtos dist) ">" (rtos ang0)))
6 H4 [3 K5 w# n( Z
7 `& N; J9 v4 w6 c- (grtext -2 str) ) n- W3 A% Q3 r" y) f( g% K
/ \( b& w7 O7 J) K. p) m- ) ;for defun coord 6 O0 {1 v- s# n7 H1 {; f) x
- ( k4 X3 S; h6 I% x
- ;; init(), 对程序进行初始化
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5 z- G& z& q3 I* x' ^+ |- (defun init ( / )
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- (setq scmd (getvar "cmdecho"));保留原命令回显方式
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- (setq ccoords (getvar "coords"));保留原坐标显示方式 & m X2 R: u- |7 k" X( @/ ?) _" W
- ' W! y3 o, \2 e# `+ A6 I; e
- (setq cosmode (getvar "osmode"))
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' y6 R) `. M1 N2 A4 Q- (setq olderr *error* *error* err) ;出错处理
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- (setvar "cmdecho" 0);不回显
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- (setvar "coords" 0) ;不显示坐标
" |; G3 ^/ A! v- w: ^ - ) {( i& i1 C: E3 A4 U1 o
- (setvar "osmode" 0 ) ;取消捕捉 ( ^( P# D9 w# j; J' G* X5 R1 ?8 V; K
- + Y% B- k0 D+ E8 M6 C+ y" M
- (setq b 0 b1 0 c '(0 0) ) & i1 f# V0 _5 S0 g S' @. d4 M
# a. f4 [' b$ B. C- (setq pstart (getpoint "\n 请输入直线第一点:"))
/ k3 d6 h @9 ^" a4 } - ' [6 H+ H7 h$ `! j
- (if (or (null an0 ) (< an0 0) (not (numberp an0))) ) i* n: Q2 b' a% y
- ! Z0 O2 F' N! e9 F0 g( {$ Q# F
- (progn / H, ^" O j! {- {7 O
6 R# w. K* W' L8 k) q6 F% X- (setq an0 (/ pi 6)) & O% I( G. R: M i( |/ Y
- ' L' ?$ @0 t* ^+ ^: |: ?. S
- (ant)
; h( p& x) d( X6 [2 |
- @0 u0 H; M9 @- ) * _1 a& Y7 z% T: y y( M5 ^
- 1 E; w; E0 W' \+ @ P, |
- ) ; for if " c9 E# b, q9 p0 m6 q4 i1 C
+ q/ S: O4 s4 G2 i- g: T- (if (or (null len0 ) (< len0 0) (not (numberp len0)))
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0 \' D& G# N! B# k. B' D2 [- (progn
# r G4 u7 J7 n9 R0 }- m
. v* ?% L. U, U6 T7 P- (setq len0 1) * S) ]8 u" I* n& f' t1 x1 h
}; I4 U6 s! ^: J' j' `- w2 J- (leng) ; Z4 @' c9 \9 Y) s# W
3 I7 a0 |0 S S- ) % ?4 V, L q) x8 a, j
- : [: T+ U/ T7 \
- ) ;for if
$ }. Y5 S+ c$ h3 }: P' d
Y. o/ k: {( N% d/ H- (if (null len0) (leng))
2 s5 S5 u6 E+ k" p" a/ O4 B - # U8 b" i! u9 @0 M2 G* ]8 E; J% \
- (princ "\n F2/F3/F4/F5/ESC/Return /下一点::")
{! }, r6 ?8 g8 f - 6 F" }4 l! ^ {- z5 K# l
- (setq a (grread 2 nil)) 0 W2 s' G1 d- p
- % F1 Q0 k! }; \" y$ @$ h' ^$ u
- (setq pframe (cadr a)) # [% z) m+ ?! @
! L" t2 `5 c3 ?8 M6 t* b J$ q: |- (field pstart pframe an0) 5 O9 x. K4 ]8 R5 h+ d0 m
. E9 f8 h# X7 T* G- (endp pstart pframe ang2) " s2 E/ R3 t2 N. D. G" t
1 p/ N6 O+ w w5 C+ m' ]- (grdraw pstart pend -1 0)
! \7 r/ Q4 D! w3 i, Q7 ?+ E! L
7 }; t5 F. r) Y1 b- k4 h- (grdraw pend pframe -1 0)
. I: {. r, W5 o% J' z, F* h - r+ L5 {" ?& J3 h- O2 H
- (setq plast pframe polde pend)
3 h# e2 _4 d, L0 ` - . r6 Z8 p6 m6 x2 i$ N% f( B
- (setq b (car a))
( j) k" f3 a7 A* W7 U$ M( g# V - : ^% {" j$ z4 M6 m! y
- ) ;for defun init
5 f* L- a1 k1 o, ?) L/ o( n7 e+ G; m - & c: d4 Q2 `& m2 ]4 P& d9 U
- ;; home(), 设置退出程序的控制变量
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" `3 W% ~6 n0 u+ H- (defun home ( / ) 4 v4 U" [; W9 j
* c: g6 ]7 N. @- (setq b 3) : M9 X- t N' N' I4 P+ }
: S& |% ~& L/ h9 y: O% Y- (setq b1 1)
' k& O9 X$ K# r: R1 ~& j4 }
- ` p5 J0 q! n) H- ) ;for defun home ; ^4 ^% j. E. \, H
% q8 u4 U. j9 n# m. {2 E/ J- ;; pull(), 接受用户输入控制子程序
$ c7 s B% d0 p: f - 4 M, Q8 N+ _$ {* S/ F/ e
- (defun pull ( / )
% ^% o A" b7 \ - 2 _ R: u5 Z D' @' V& x: I3 p
- (setq b1 0) 5 V) A+ b$ a g
- ) \8 y/ S6 V5 z' r1 P. K7 d
- (while (/= b 3)
: ~. F! [$ y( y
8 T) g( f3 n0 w; d' G- (progn
! J# N3 t o) {2 X* y+ x* X0 w - 9 n4 K0 d7 `! U6 d2 v+ x
- (setq a (grread 2 nil))
: q4 ^4 Z$ I2 h, G! h+ T
! W7 C, v: w" @. d& q1 G. P4 }. ]- (coord)
1 O/ e( \% b' Q0 ~ - ( t4 G- f& l. }
- (if (and (= b 2) (= b2 4)) (setq b 4))
1 I& i* h% ^% H/ ?
* _( q) ^1 X& J& p! l% N3 y, X- (setq b2 b)
$ D6 W- G+ ?) P& X$ @
4 k- N8 Y5 I! A c+ W- (setq b (car a))
4 U+ P6 s8 T0 u7 _( v$ C6 B - 5 I5 O) H& Y c
- (cond
, F! f* p8 @ l) J6 g
- t# i4 R# x( z+ O+ p6 S( h- r- ((or (= b 5) (= b 12) );只移动十字光标时
# d+ H( ]5 | @+ v$ O. d
5 R' O1 L, F% \$ Q% Z- (progn
7 o3 B3 `$ E6 ^4 @' K9 A- d - ' h) m- o" p, H) t/ [9 W( d
- (setq pframe (cadr a)) 6 X7 U# w$ \% j. A8 M
. L7 M9 T/ b) k& o- (field pstart pframe an0)
4 W& ?- v! f) R9 M$ k& {5 @( O* L
1 O+ K7 p7 k/ w5 H) q8 H- (endp pstart pframe ang2) F* `" Q; D5 j
4 K6 C( o" c0 U- (if (>= (distance plast pframe) 0.1)
# w% y& f9 D7 i3 q - 5 M" [* |2 @1 x$ [) A0 c; ^4 C5 Z) f
- (progn
: r8 I/ X+ i$ A7 G! {0 } - : a, k8 T% B; `/ Z' k) k
- (drag pstart polde plast)
# O# x' G4 U7 t, C: K# [& c$ o+ k
. g8 \, A: z0 A# b4 G" g& W- (setq plast pframe polde pend)
: }: m; x2 a' T, \
2 m7 p/ A/ r% p5 y) a! ~9 |9 L, H- ) ;for progn % l/ ~" G8 p) \4 h
Q$ z( _) x4 v' i- ) ;for if
6 ~" {8 u8 [7 T" h) l
% O- E1 K% i: e1 y- k- ) ;for progn ( k% m0 s, J6 N7 {
8 D' P: ]) f* k5 b- ) ;for cond1
2 ]8 \$ ?1 N L# v2 u8 A
1 c d" W4 x" F- ( (= b 3);用鼠标在屏幕上点取一点时
+ d3 ^( c$ d7 T: O/ g
# h4 H+ f+ ?/ |0 n- (progn 8 \ f- @7 L: B- E
- ! r F- N9 ]* b& U7 S: G' n! d
- (setq pframe (cadr a))
( _6 b; p0 D; }# n( ?
4 N& U6 Y( u3 s# L: @+ {% ~- (field pstart pframe an0) 6 ?% M. o$ k7 `' J5 x& S
- # j6 ~5 _. O E" E
- (endp pstart pframe ang2) 0 o# ^2 U2 j8 H0 b
- * l8 B+ V3 `4 d+ q# ?
- (if (>= (distance plast pframe) 0.1) % F# F+ y% K) I; U( { T5 {
- 0 L- ~ ]! A7 ?- R+ t. I9 l
- (progn
- o/ N& G9 C5 T- l1 L0 c& R
/ k; v2 p: r' t/ o( H+ D6 ], g- (grdraw pstart polde -1 0) - d: V( y1 R' {1 P/ ~2 u
- $ J$ T" }% B# x! r8 r5 E$ j1 x; g7 {
- (setq plast pframe polde pend)
]1 ^+ ?6 _: W/ |" x
/ L7 |8 u4 R' q! a- ) ;for progn
$ A* V. W) E/ i* ?' [) Z - 7 i; ]- t9 n7 m/ B- r
- ) ;for if , O1 u2 y- B- T* h W4 ?* b) C* J5 s8 {
- " |1 _1 c6 g0 P. ?& g k) o( ]
- ) ;for progn ( Y4 {8 n$ y q% }
- + K. ^3 X. Q; T+ x
- ) ;for cond1
; e7 x" l) ?( S1 J: q; m
8 Y% C6 B$ |# F' J9 u8 K0 }; i" V- ((= b 2);键盘输入 5 M9 j9 B3 [( l$ P% V+ K9 `
- $ j7 z5 S7 g d" S% s% u/ [
- (progn ; D9 m: u4 T! \, P& g- L, i$ H
% L4 k6 H! i# E- (setq c1 (cadr a)) ; Y4 T' @& L: Y! r' Q" \0 k
8 _8 k: x$ Q- {* [" ]6 |+ k- (cond ((= c1 138) (ant)) ;F2 2 i( Q5 s6 |9 A: t2 O
0 d( Q. v6 b/ q* f- ((= c1 139) (leng)) ;F3 : x1 k; f2 I# n/ T
- + n% B+ S j8 u( y& {" P. b; V
- ((= c1 140) ;F4 f/ @, |( [7 u. G3 G v
- ' P: W2 |0 a" r* D; r+ ?" Z7 l
- (progn . ~, o9 g5 C. O0 E# o& ]" ?
9 a" }5 p2 w; T( j$ ~- (setq b2 4) . ~1 V( N+ \/ ^6 U
% i; q/ u# h4 p7 H0 {4 }- (command"zoom" "0.7x") * s% S( D& [1 T9 G
: n" ]3 @: t$ }- )
6 R$ A- ]4 u! U# @# n) }
! ^1 U5 {7 W7 p7 l* T6 e( x: y- ) ;for (= c1 140) 4 f9 ~/ [# i! E
- $ q' i p) T, O/ N$ I. f
- ((= c1 141) ;F5
5 t8 @ E; l" d9 _4 l/ O' i - % n, p% V2 _# v4 r% [* |
- (progn ' r, y* @+ \$ N+ N0 H9 w
- 2 n$ p2 V( a# [; u2 u
- (setq b2 4) 4 ]6 J0 d3 \+ C! F$ v- Z) E1 q" W
- & w0 G& I/ `/ `* ^ a
- (command"zoom" "1.4x") & d: W" i* v& T, e s) g# R
- 9 x O3 C( o0 s/ @( R) Q/ g
- )
2 b. G! [3 ]8 o& R+ U# g& _
$ W2 l( v5 \: z g" g- ) ;for (= c1 141) 3 p2 q9 c: F: Q1 Y# T
- ( E/ X1 W6 R7 o8 T4 }( {& }- n
- ((= c1 13) (home))
: q; e! Z: @/ R+ Z- V3 s+ P
* m1 G5 e& E" d: t+ E& C- y7 V- ((= c1 27) (home))
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- (T (princ "\n 未定义的键"))
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x" c! w' l! ^- ) ;for cond
+ c8 H2 ?1 \, H. e, P7 K8 n
2 w7 |. T/ b9 D0 O' ^- (princ "\n F2/F3/F4/F5/ESC/Return /下一点:") |! j2 K: f$ Z( M0 x' w; j4 u
- 8 j3 G6 n9 ]# m8 `) L
- );for progn
; V. B4 [9 m% {+ T+ h - 5 e: y( [7 x9 {1 x1 D
- );for (cond (= b 2)) 5 a1 L* r6 v. K2 x; z0 [
- 9 H7 O: E0 x# K
- ((= b 4);点取下拉菜单时 6 v' h$ F' s0 R! T0 q: |' G" l
I5 @4 F. w6 y1 _) [3 R# j- (progn
4 @( h% @ J0 [ - $ M4 ]2 ~3 y( z
- (setq c1 (cadr a)) # w: B7 r7 O6 H- S4 u: X$ H1 b) B
0 K8 ?4 r' O3 b9 ]. o- (princ "\n") % Q& W, X% D0 g9 j. N+ w& L7 {) P6 y
- , r$ ~# }5 Z+ Y: X& ~+ E( }, G
- (cond ((= c1 6005) & G$ M) y: c) E& \
# l. O# _/ k3 Q- O3 N, l. H$ T( f- (progn
& X/ v7 @3 K3 @ - ! [' @, x1 D' g: s3 L
- (command"zoom" "w") $ z+ m1 C% o# S$ B! o1 H: \
- 8 V6 H1 X. f) B6 r$ `
- (princ "\n 第一角点:") 1 G/ b1 A5 ?3 A2 N! D4 ^. g- b7 i
- & {6 D( ]6 v) O- L; w1 u
- (command pause)
1 Z: E, j5 @ Y! `; S - 2 w3 }' m4 `( J( G2 M% a- e
- (princ "\n 第二角点:")
5 y6 _( O* k) s+ P" h - 1 \' B3 N: q9 n- V: Q% O* U4 N5 t
- (command pause) , X6 }! Z3 }- X0 m+ F5 B0 m+ f
- ' w: D) H( a8 \! g2 Z+ F
- ) 7 ~9 g( S; r/ z' S# z
1 k/ V$ {6 Z. W/ A+ Z# b6 i; e9 C: K- ) ;for (= c1 6005)
% [: E% j) @( T* e/ u
; A4 x! O0 b) z3 h- ((= c1 6007)
7 O* C& H+ w0 |
! |! y1 X2 E+ r1 X! ^- (command"zoom" "p" ))
) e X6 ?& K* ]
0 R- m( @7 Z* w3 L# E) D0 R- ((= c1 6008)
' D0 w3 }6 C# w3 l% I p* k
& s/ {5 ?- d' x- (command"zoom" "a" )) 0 q4 x" L- F4 k" p9 E/ z7 {
9 V7 o1 Y- q2 }% |9 W0 Q- ((= c1 6011)
9 P7 l- v3 {& w) J: d - 4 V# F( M2 A2 T8 X6 M- D1 l
- (progn
. @7 U: K3 |% c( g# G
2 Y: j R+ \4 Z; V- d- (command"pan") , J' L4 b" |: D. }1 B
; `, u' |- o8 J$ |: @* A/ P5 |. L3 e- (princ "\n 第一参考点:") ) J z( n5 o% w8 @8 J7 J
- ) z, ]) t: z4 e: a( b Q/ u
- (command pause)
0 w1 d& b# P4 e, h/ ?9 O1 y) p - 8 s% U2 q6 n) R% g- Y
- (princ "\n 第二参考点:") 6 Q. b# l7 \& Q
- # S9 o& R9 u/ Z
- command pause) ' r8 w7 n$ ~6 t s' H
- 0 g$ t$ j: o: I
- ) 0 x7 Q# d" b! o+ }
- g2 W5 ~& ^1 T
- ) ;for (= c1 6011) 5 |2 w% Y$ y6 ?- Y& P/ |
- % \4 U* n9 O* b% w- y7 ?2 a
- ;;else
6 O: H) D3 f& a5 v( y. }
0 Y. o- e" E) f5 F5 v- y6 ?5 \- (T (princ "\n 未定义的菜单"))
# V0 m1 F4 l2 i( t4 T
i( J0 G6 S& r. O) |" A8 H- ) ;for cond
. v; C8 O) D$ `/ e; D+ j - " o2 g- z: O0 A
- (princ "\n F2/F3/F4/F5/ESC/Return /下一点:") ( Y% m, }& K/ ~* @
( I* @' T: X0 K7 b( q' U- ) ;FOR PROGN 7 ^) }2 V/ ] T0 B ~
}6 I; C2 J: O! E5 p- ) ;for (cond (= b 4)) % W8 e3 j& R; ^8 u3 R
- 8 H& d" K, U. I' @
- (T (home) ) ;for else 6 D4 c( L/ P% D1 ` _& Q$ j
- 6 t% L. D6 e" S7 k
- ) ;for cond
" \* ^2 | ~) N3 R# C - 9 t( c+ F* z/ E4 [1 h+ G
- ) ;for progn " }' v- d6 g8 d
. z+ Z3 m5 D- i" r- r; P0 s. j- ) ;for while
$ t* a- S- q3 _2 [ - 8 V* ? }; B) Y+ p) L
- ) ;for defun pull
9 R" L9 y7 @& f0 k* r! Y: f6 _( A - 8 L4 p7 Y% {7 e& t% r; e8 d8 ^& J
- ;; draw() , 绘制直线子程序
6 \9 K0 g t6 ^# g- N3 t - 3 i9 _' k: {+ a% x) u4 N3 w
- (defun draw ( / ) ! W! t U; M: V& Y/ O+ n6 o0 d
- 8 r5 Q! ?. f7 A A# c
- (while (/= b1 1)
$ z& w9 b. K( _1 M# i7 J6 L5 R
* P( [. d+ A4 D5 H. u& t- (progn
) G0 w6 E+ Q7 M4 u - - e4 O1 `% s# E; z. M+ a( p
- (if (= b 3) # u# V# _- X$ H v9 W p; u8 M% w& q
; }( b4 Z- L& v& Z- (progn 4 w u0 T: ]; X: X( s) ]
7 c% o" X$ L& V$ k1 d/ X1 s% n- (command"line" pstart pend "") ; q/ O* p; ^) t8 n
- & L8 h0 J/ x. Y+ y$ @
- (princ "\n F2/F3/F4/F5/ESC/Return /下一点:") ! L( X7 j3 C1 @& J6 o3 i. |
- & ?) F$ y0 w* W0 x9 D9 w) R
- (setq b 0 b1 1)
2 D# F! U9 Z' `& K' l
) U& \- n& L/ }9 J, Y- (setq pstart pend)
* k s- f }( \1 W
) T7 b2 G1 {% p/ X% P- );for progn 8 A1 O) C! X9 A3 |
- , [, s' ^: R3 @& @! W8 j
- ); for if
. p8 G$ O# B; p0 r - 0 K7 ^% f$ j# k9 l' I
- (pull)
: ^% M% U9 \& I - 5 `6 y* D# P0 d( s8 h. s) `7 U( Y Y
- ) ;for progn 8 i% s& M9 G W) N$ T4 s
% F6 E# i) c6 y: X; g5 H- ) ;for while
* M4 g$ L7 b7 o$ B. f4 @( \) |7 }; L
/ E+ u9 u( u. o+ ~* a- (grdraw pstart pend -1 0)
8 U& x$ \7 F2 A" b$ Q - 1 w& X& e& [1 I$ r/ ]& u
- (grdraw pend pframe -1 0) 8 Q0 R6 c" x; o: `. {* p
- - C A$ r8 O, D3 n- b9 @
- ) ;for defun draw
1 ]# k: A) o Y# H. p8 p0 Y
! Q8 v* {8 U4 a! P3 {-
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[ 本帖最后由 cad 于 2008-8-28 18:41 编辑 ] |