三、源程序清单 - w0 o9 @# \! G; [. j
: o5 {: Y& {8 |$ T - ;; OS.LSP源程序 $ ^: z2 w5 `) ?, h9 I9 p
- 3 c2 G; M& j5 B- A
- ;;err(),出错处理子程序 6 L4 L3 h& [0 v8 p/ o( P
% H7 `" u, l6 i0 n- (defun err ( msg)
/ S9 u) W- T# i7 x, y - , V$ U! i2 A7 I+ r% S* ?
- (if (/= msg "Function cancelled") 1 }! a# o+ ^- t# q1 Y+ n
2 b; x3 U: v' r0 x- (princ(strcat "\nError:" msg)) ;打印错误内容
8 {4 x. X# p% c0 v, T6 b! ] - $ {: D* A, I% K* ]; b5 _
- ) ;for if
7 u+ h E, ?8 j: A - - |2 H; g j5 f
- (setq *error* olderr) 9 g$ A4 H: g6 |' _& e
D4 v$ F+ ]; `; |) ^6 Z- (setvar "cmdecho" scmd) - {( Z- d! U$ k
- 2 e& N# s! |3 q
- (setvar "osmode" cosmode) 4 S8 |* w2 B# ^& L* A4 n
; y6 l1 s6 |8 Q$ [* \- (setvar "coords" ccoords)
4 o5 N" l$ |: J8 a& ~ - & Y4 `7 F/ g5 m$ v3 f. y" x8 b
- (princ "n\n\t --多谢使用角度捕捉2.0版,程序非正常结束--!\n") , a( {" i/ @% \! h5 J
: e9 n j* s. H; W, N, w7 y- (princ)
+ a) c4 X1 _9 g( K2 r - 7 l* K- A( H+ p4 ^! q
- ) ;for defun err & U- _/ `; U0 A
- 6 C, D3 a' ]+ ~9 E# h
- ;; ant(),设定捕捉角度子程序
3 K4 |6 \0 Z$ K: s2 r$ i# _( j1 Y' s
4 \2 c( O% ~! L" X8 _' ?- (defun ant ( / ang0 ang1 ) 6 C/ e8 e9 k i8 F. U/ u
- 5 K8 }" h! c: J7 w; s6 I! }& V
- (setq ang0 (* an0 (/ 180 pi)) ) 1 a7 ?* @2 P A
- 5 ^: P- V# p# u! B0 D( ~. c
- (princ (strcat "\n请输入捕捉角度:<" (rtos ang0) ">_")) + \ c, k& [7 E$ I$ c
+ O" w8 u8 v3 A; y- (INITGET 4) 1 r! `8 a2 u! E7 h& \
1 r( p: x; s3 \ V, e- (setq ang1 (getreal)) 1 d. o. ]6 X' {9 H, A4 E; h
8 w- l! t& a5 F0 M5 \4 Z5 [- (if (not (null ang1)) / I1 M' T& y. [+ }/ b- `
) T9 F8 a' G: ]3 [( V5 Y5 t- (setq an0 (* ang1 (/ pi 180))) 8 J; i$ {, T$ a! i
- 6 P, K4 ^! _# n: Y
- )
8 F6 X8 T9 i4 u8 H0 G3 g" {
~* T7 h( l$ Q1 C7 x* M- (princ "\n F2/F3/F4/F5/ESC/Return /下一点:")
9 W8 I5 R# K; q) i( v - 7 X, @3 H1 K/ e5 @
- ) ;for defun ant
8 n+ v( o& k1 n* T. F; c - ! f( t/ I8 m# H0 Y
- ;; leng(),设定捕捉长度距离子程序 * r- ]$ h7 v0 d- q6 {9 _" f
& i* x, B0 S7 ]- (defun leng ( / leng0 leng1 ) " W- S% T3 b$ ~7 ?& _
- ' D7 d* @1 C% S# `" ?7 l$ ^
- (setq leng0 len0) & X" r# G+ }" p, C6 W
- ) m, @5 O% o Y# k3 m( ], |9 h b m
- (princ (strcat "\n 请输入捕捉长度距离:<" (rtos leng0) ">_")) 1 I. L* m# Z$ {
! M0 T& m; i. ?( D( I- (INITGET 4) , O. ?& N. i* Q1 ]8 k
- ; G8 `. ?% i) L! k& \( F: ?
- (setq leng1 (getreal))
5 r: {8 U0 u4 Y' e
2 j! O. R9 j6 q& l' O, I- (if (not (null leng1))
9 L5 T* s9 W5 v' m+ N- [9 @" ] - - J! A0 ?1 W+ B+ n/ T0 I! ^
- (setq len0 leng1 )
5 Y2 l! _& s7 G' q5 ~ - 2 y( w9 V4 E% r1 Q
- )
) u8 c; O6 @0 M% h
% [$ i1 J- s; ^. o3 D- (princ "\n F2/F3/F4/F5/ESC/Return /下一点:")
[9 W8 ?% q F, c - % m: {( M0 R$ l7 ]
- ) ;for defun lent / G9 |4 r5 l+ T, N9 O# N( o
- " `/ C- f6 I; ^" w% K0 d
- ;; field(),判断十字光标所在区间,并投影到相应的捕捉角度线上
3 ? E8 Q5 k3 k1 ]0 B9 k, @ - 8 u0 m- u3 j/ m7 a, f$ ~* h2 P
- (defun field ( ps pe ang0 / ang1 n ) - E* K2 q+ k' W2 y
% U2 n) \" w; { ~* W- p1 S- (setq ang1 (angle ps pe))
" }2 Z' N* W+ ]" i% G R - / t& I) c, _. B
- (setq n (fix (+ ( / ang1 ang0) 0.5))) 7 }1 | t/ u' G4 v S( S
- % ?# H6 ~& s" N5 V! `6 i
- (setq ang2 (* ang0 n))
; v3 } R: x& q- T* `, }7 Y. x; {9 j% L - 1 H* h+ m; U% ?( x
- );for defun * `! W- [5 f1 g3 P# \! i
- ( c9 U& U+ I5 c* ~
- ;; 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 & [6 f' L! F% |. n% g# _4 v' J7 [
- + m2 d' J( | {
- ;; 捕捉计算落点 , g3 a) B# u5 m# @% V! D& a
- 2 Q4 l! ~" I( @6 y/ J3 a1 I" O
- (defun endp ( ps pe ang0 / p1 p2 p3 p4 dis )
# W5 d+ G+ }0 R6 o - , s/ v8 d k' \/ [) a
- (setq p1 ps 8 n( Y7 Q" F, Z1 p7 g
- ) @' \ v( g- {! w( P- P
- p2 (polar ps ang0 1) ; l$ ?7 C" S# L/ X% x
9 C8 }, |3 O" t1 ]# b8 F% C- p3 pe
( i: u) U4 r$ v$ p$ I- U2 z9 C5 u# ~
. w t2 z& K; W1 J0 P2 U" ~- p4 (polar pe (+ ang0 (/ pi 2)) 1) 8 v" r k( I K
- 5 G1 C, S; m# _+ [* O4 p. d
- ) % {: d0 @6 _( I) J5 j$ h3 `
. G( E! x& a! b5 H' ]$ q- (setq pend (inters p1 p2 p3 p4 nil)) / b/ _8 J/ g% P- r! P& d
- : `) w; x' A3 c6 n
- (setq dis (distance ps pe)) 5 a$ }4 B# o! l, e) q- B u2 }' ?0 \
- ( e) a' H9 H7 k6 o' x1 R, W3 V( X
- (if ( / = len0 0) 8 k1 J( P7 D, j
- ( j! e6 f ?( c3 J, u; H% a
- (setq dist (* (fix (+ (/ dis len0) 0.5)) len0)) % X& h7 D2 B2 P" m- W2 _' H5 }* b
- ( O1 X, \+ V" A# i, i
- ;else 9 i' ?* K S* S- x/ C. Q, ]/ V" v
# L/ j6 W, K+ a. \$ d' M- (setq dist dis)
. F& f3 F: u6 @! g/ G
- B; W8 a/ H3 V9 R# j' \# A- ) ;for if & l" A" |/ P0 N1 l2 M0 | ?
4 q+ T+ ~2 {" Q( w) @- (setq pend (polar ps ang0 dist)) / l& T" x/ i" W$ Y, ]. X1 s% F5 @
( c* C3 L+ \6 |- ) ;for defun endp
% ^! Y' H, U4 W6 h. U
8 X, D* z/ j/ V1 Z" h9 x A- ;; drag(), 对上一次显示的拖曳线进行"或"操作,使其从屏幕上消失, / l1 X4 _7 g1 ~$ ]+ U; Y
- 8 `8 M: |+ E4 O5 |' r8 q# @/ e; S
- ;; 并绘制下一次拖曳线
9 ]( q' D; D$ y5 A
3 x3 ]0 Y: I E' v) G! f' G- (defun drag ( pold1 pold2 pold3 / )
3 Y" m# R. O2 w4 w3 j - 5 y _, ?/ ~( G; T* r; H5 A
- (if ( / = b2 4) & V% w4 E2 z8 {. w9 F
- * W' p/ X1 ?( B5 U( y
- (progn
V, t; m l' T+ A& l - 6 s" _4 ]2 f y
- (grdraw pold1 pold2 -1 0)
$ s: S- S1 k4 Q' ] - + o( T7 a, {0 t7 f0 u5 F% L4 D. N/ Y0 [
- (grdraw pold2 pold3 -1 0)
) z, |, w' R4 X$ l; [. r
3 o( r9 o/ q r# D2 C% k, b$ Y- ) ' O) W, |. `: b. P/ c
{! a" P& u, l, Q- ) ;for if $ X2 b2 ^9 u2 v4 X* a
9 L8 T; o* L: r [0 l6 t6 ^) R+ m- (grdraw pstart pend -1 0) 8 ?( e8 }4 D; J2 w: N" y: l) H- B
/ U+ s8 L7 ~ I, y- (grdraw pend pframe -1 0) ! R) T$ I# V3 _7 W6 j. w
- 9 Y. I1 d) S: Q) a# `
- ) ;for defun drag
v9 p, Q' R7 q, k1 z: L" D6 ^
+ @$ I- ]% ]% L. k% z- ;; coord(), 在屏幕的最上一行的坐标栏显示长度和角度
6 c+ O$ c- O) }2 l
3 S% `4 _# B9 e3 [- (defun coord ( / str leng1 leng0 ang0) ( v/ x/ f J: y8 D
+ F- V- P1 U& A6 j' E( o- (setq ang0 (* ang2 (/ 180 pi)) ) h3 [7 L2 i8 ` _) _
- 2 L" m' J; w" ]% A* x3 ]
- (setq str (strcat (rtos dist) ">" (rtos ang0))) ! C6 N/ E7 O& t6 |3 G6 C
- % p I) T( q/ w0 L4 o1 B
- (grtext -2 str) 5 `- Q$ I' Y* {/ l# l
) H; `" t# x- w7 z7 w4 W' [- ) ;for defun coord . j1 }6 |' q' V; e; |; l% ?) J/ }
- 9 ~3 @- o/ M: K, n+ b% d# R( S1 a
- ;; init(), 对程序进行初始化
* |! m& b( T# w, Y V
0 Z3 v' H) H. [/ Q5 Z- {- (defun init ( / )
9 u+ C" ?' N6 O; }7 J( D3 S
+ `9 g6 I Q0 r' Y- (setq scmd (getvar "cmdecho"));保留原命令回显方式
( ]9 R& C7 m+ { - ! b/ y- V" `0 g* w2 h
- (setq ccoords (getvar "coords"));保留原坐标显示方式
* \# ?+ z1 \( a- T1 x - g2 A/ ]+ I+ s# ~3 _0 a% u; w
- (setq cosmode (getvar "osmode")) + b& w: D8 G0 X/ {3 l
" o. b8 _; e7 [- (setq olderr *error* *error* err) ;出错处理 2 t+ @! _3 w" ?# ] M |
9 n+ S7 g# a- i) ^- (setvar "cmdecho" 0);不回显
' l" T( v8 x+ r - 2 A, L$ M2 I* ]+ @& h6 w
- (setvar "coords" 0) ;不显示坐标
# R3 B5 U& `( u% o% k
4 S. B5 _& S, _' [! o& S e* @7 d& |- (setvar "osmode" 0 ) ;取消捕捉
2 h# J3 d% Q2 G - + T! G% G5 M! }2 A
- (setq b 0 b1 0 c '(0 0) ) # i4 \% m+ R4 f% h8 L
Q0 ~' g2 ]4 r, e) H- (setq pstart (getpoint "\n 请输入直线第一点:")) 5 S' e' Z, ~; d3 C
3 \0 ?9 w2 r, {! _( ]9 f; z" Z- (if (or (null an0 ) (< an0 0) (not (numberp an0)))
% T) J6 B+ a0 S5 j3 s- t. T - * `) i/ }& f! }2 u1 C, z5 ?* y
- (progn
+ [& W( N4 S5 V$ C - 4 `6 a2 g) W) r
- (setq an0 (/ pi 6)) 3 {8 h+ j0 E! j5 m
1 M: Y+ }/ ]0 ]! K }+ @4 c- (ant)
* Z* i7 ]" |% w. ?& q
! K/ D0 [; k7 q: p! [+ Q- ) ( y9 j: r. F* E$ `$ M
. g( _+ C4 i: }( T$ W- ) ; for if
+ D O2 w! {) _$ n1 `( O( _
2 Z7 n$ E) f. i: D( u' V- (if (or (null len0 ) (< len0 0) (not (numberp len0)))
h# k% I' ~7 m* M1 i! s3 o0 y% I
4 |* o% j4 i- Y9 ]- (progn 0 ^1 e8 t- o- U% P2 o
- 0 t8 |8 q2 x6 M3 D* }5 s
- (setq len0 1) ' [$ ^0 o( p# _0 f
- 4 t2 C9 O# I! Z, G
- (leng)
4 |: V2 [- n, J/ X8 |% e; x - 8 H6 b6 c4 _3 X, Z7 W Y
- )
! ^- c% s' f$ P6 u* z4 e - % G% F# @* ^* r e) v9 ~* o
- ) ;for if
* k# v4 ]: H5 K5 \0 `
9 ?! h3 I' U* p- (if (null len0) (leng)) , Z" Z& S; J# i4 F/ J5 x0 P
; u" ` w2 ]/ y' K0 R' [% }& `& ~- (princ "\n F2/F3/F4/F5/ESC/Return /下一点::")
; |* f3 q6 x! @0 f4 ~( z
+ N: r$ B5 ]+ K' @: i1 Y- (setq a (grread 2 nil))
9 A" f9 g. X) U! _" r$ v
1 q9 [; P0 l- m% D6 ?- (setq pframe (cadr a)) . s0 f z6 r! ?1 A4 d2 S0 F& y
0 t# V7 X( _, m J7 }4 i( ?- (field pstart pframe an0)
0 R" i1 |3 A6 E, u, M& ^- d
& l, b2 N8 O/ |2 v- (endp pstart pframe ang2)
, S1 B/ Y# q# k2 V6 _5 x; w J - - |! ?8 G; }; o- _
- (grdraw pstart pend -1 0) & V9 x7 T6 d! M) f( N6 o. w, v/ `
- # d* R, a1 [5 `) T& M, j1 y g9 e
- (grdraw pend pframe -1 0) 1 l! v4 l6 c; p& K, s( [
- 7 s& D2 b; H. |, a! e# ?4 ~+ e5 q
- (setq plast pframe polde pend)
M G; K( Q1 Y! r# @$ q! L* b- B+ T - ; D9 `" L: {4 W! X8 x0 f( n
- (setq b (car a)) 4 m M' ~2 {) Z- M6 l% _( p& J: r3 c
' r0 c2 p' v: o" [5 H& ^$ C% h- ) ;for defun init
" t# F |# Y- {( j/ H* n1 j - $ s! ~% P6 m2 O* g+ R, o
- ;; home(), 设置退出程序的控制变量 ! T6 y6 A- x5 x8 g W
- 9 C. C/ O" L6 r1 \* N2 B' e8 J
- (defun home ( / ) ' M3 ~6 \' W9 K' W9 q
; U. \% {- [' ^% Q- (setq b 3) i: I" p- P; ^1 z/ O
- ' `& {3 O8 P. L. m2 u' e
- (setq b1 1) + o% k: N3 y) I$ }
4 s% k( B% h, A$ i0 ~3 g& Z- ) ;for defun home - C# q. c& W. B
N/ {. e6 Z+ R3 o% ]& F- ;; pull(), 接受用户输入控制子程序 ! ^5 l& _' y( ?3 G
& U2 H1 |# \" o" d- (defun pull ( / )
Q3 @! ]& ^' k8 E2 ~" e2 i: y# U g
& B5 R4 M; |2 X6 m0 J' ? n- (setq b1 0) " W8 w5 Y" U' H4 b
$ t% l) G3 O$ s4 m/ H- (while (/= b 3)
: [9 y+ ^1 E7 B& \, c' R/ G1 w
' h& ?- T: v x8 y- (progn 4 Q8 d5 h( i( ?( D- z5 B7 \
8 _) d- h$ z/ ]" E @" H- (setq a (grread 2 nil))
$ U5 E) k0 V: i5 {8 C - ( V& m1 K6 e* K6 [: {
- (coord)
2 F& Q( z+ |% L9 {* O2 x
" `* N3 ~8 q3 w" l1 s. |: B- (if (and (= b 2) (= b2 4)) (setq b 4))
4 j- ] l7 L6 ]2 R8 } - 1 a8 v4 }4 x" }" ]) Q) n* x. L
- (setq b2 b) * }- k& Z" [2 \$ K# P6 Z' g' E
_% n' ~ Q& q- (setq b (car a))
) u; Z5 u8 G# z }# N4 b
- X1 U: D* W( k0 h3 r2 G6 R- (cond
. h( v% D R6 @; ]# {" W% I
& w9 R. \* v( s- ((or (= b 5) (= b 12) );只移动十字光标时 5 b- M0 j p( r8 Y! K1 _8 Z
- 3 X0 ?+ l4 r# X" @& L& Q
- (progn
0 E" c. Z! j2 M* | - 3 a9 D- ?) s$ `# o7 E. `5 f
- (setq pframe (cadr a))
3 l3 x% |3 u8 D b( r - 3 _, ^/ k0 I. G
- (field pstart pframe an0) / J8 p2 }: J2 H0 z4 b( W- L+ N7 I
- : p5 _3 T, q2 t* [" }
- (endp pstart pframe ang2)
/ E0 F& O" I# B$ v1 _! U
# I2 l; o+ Z+ R' J2 \- G) i- (if (>= (distance plast pframe) 0.1)
8 M% ~8 e7 {3 k9 X. L: l+ v
9 B# E3 b9 j L- (progn
" p4 T0 T ^* B6 U% [
/ g6 h/ L6 [4 Y! s- (drag pstart polde plast)
3 Z w- p" R6 J" q
0 ~. g- Y/ {5 {. o- (setq plast pframe polde pend)
! B' Y6 e" u& M1 D - 0 k# P) S6 R+ D) d, `: A5 F6 P& |2 h
- ) ;for progn ' `/ u3 y' K5 O- ^; G2 K
7 e3 r1 N; H! G0 L; o0 N K4 j- ) ;for if * W; p9 q$ ]& g! h+ }" I
- * j# q& a9 @: c, [% k! G6 a& {
- ) ;for progn - x8 z# L' I$ y: c/ E
- , k+ P2 r5 ^7 t% [& D
- ) ;for cond1 : Z' i4 I; }5 }$ }/ ?' J
- M8 J8 i8 f2 U- ( (= b 3);用鼠标在屏幕上点取一点时 - w% E" t/ J. C- }$ s5 Y/ N, o- r4 Y
6 e0 E' _) ]8 q$ @4 ?7 w( f) s- (progn 4 ?* c& J4 U( t' f
- ' p& e. f4 e. C! ~7 V& s$ x
- (setq pframe (cadr a))
1 o- |+ Z' R& ?6 ^5 |5 b - . Q* b+ @0 G' T
- (field pstart pframe an0) ; \# G4 @; B+ z2 m/ `9 ~& ?# {) X
' Q, S' q- R7 n1 s: T- (endp pstart pframe ang2)
3 p* }. A( Y. ^) Z5 }7 {5 h, w
1 {6 A9 E' \; g4 y5 R1 |- (if (>= (distance plast pframe) 0.1)
. X0 i7 @, y% [% [" {# u
! K4 S+ N& u/ e; q6 Z8 o. G- (progn
* C9 M; A' k6 b7 v# ^5 N
; m8 P/ j: u* E+ l: w. E- (grdraw pstart polde -1 0)
6 ]9 E8 i, J6 y0 Q+ F0 B
& r( d5 @$ O( O* |. V# ?; V- (setq plast pframe polde pend) 1 |, u0 w* A! e: r7 h+ Q
- - R: L8 T( X9 }5 A! }- o! p& W5 X
- ) ;for progn
) I7 Z. ~2 f. u - % }" N* E# P8 q* f! A$ Z+ F/ X* I k
- ) ;for if * U* ~& p+ `9 f3 O# W0 O" e( Y
- ( w% n! f# m7 t6 d* v# }2 T* P
- ) ;for progn + b" ]* W' d# H
- 9 Z. h; p0 n9 R; N
- ) ;for cond1
, a+ @" o9 u) ^3 _ - 5 ]2 D, y Q+ h- w- F
- ((= b 2);键盘输入
* b$ {, T) x- A
8 y! {; {5 p0 i( y- (progn
! q W6 V" \4 j& E" d - : ?. ]6 [# u5 \5 E: n
- (setq c1 (cadr a)) * }! S6 y; [+ l. P' i* {: l* T
- : c( t7 o8 ?2 j/ ?3 L& ^
- (cond ((= c1 138) (ant)) ;F2 ( ]9 @: G7 d, M# l
1 V2 v1 P, v' \( _# Q+ Y2 I* ^, o- ((= c1 139) (leng)) ;F3
$ _ p" B) k9 S% u* J9 t
$ o+ \# `: M( e4 Z- ((= c1 140) ;F4 7 j$ x, b! F/ l( ]
+ n" }( O! R, a+ f8 z; N* [- (progn ( z: b, K+ h4 S! |, G* l; n
2 j7 A. g: g- m @- M* E) ]- (setq b2 4) ) M' m" M: P0 H! V
6 n- Q! d: q- I2 b# C- (command"zoom" "0.7x")
- d5 j- A/ B4 M1 }- h& z - 0 ]$ w' Y& h, z! g6 T3 n
- ) * ^5 V. p+ y% U+ }% |( O d
- 5 A* }0 w0 r. @: ]) ?1 T% N& a3 D
- ) ;for (= c1 140)
: U- }5 P0 q# @; C7 u
6 j% N) @& m6 C- ((= c1 141) ;F5 $ U+ v) h# p3 b/ U; D. Q
, F' o. N: B1 d( w- (progn
) Q, E4 W+ i5 @) w' x9 V - 2 ^$ {7 T" V; N& ^2 L1 V/ x: [
- (setq b2 4) ) H$ z- q) s3 M. k6 r; Y ~
* g4 z. O" j. K) r0 n- (command"zoom" "1.4x") 6 ?' m0 G# Q! z
- 6 G: b I- f$ _. \/ ^2 G+ u5 [1 [
- )
' P) o7 H( T. p0 J/ ^" X
$ f1 e+ y% ?8 y E9 J+ f M- ) ;for (= c1 141) / u2 `% z8 ?% g9 H( ` L$ w# m1 m
- ! y0 l, Y0 Z& R+ X K+ ?
- ((= c1 13) (home))
: i4 T0 _' Y/ W/ v! y7 n- R' L
! S1 i& _; X$ C G/ |3 Y- ((= c1 27) (home)) 1 h& |: Q6 {/ m; Z7 z1 P
, J5 z2 j3 T( d$ G; c* \4 z- (T (princ "\n 未定义的键")) # h4 d9 s+ E6 w% S$ l: o! ^8 ~' r7 v
- ( ? t7 p+ `+ N2 B* [) e, R
- ) ;for cond
6 u# R9 r) U& y - 6 ~6 i( x* g. C
- (princ "\n F2/F3/F4/F5/ESC/Return /下一点:") / }& ~2 w5 _, J$ y
- # ]* M5 f. \+ i0 E
- );for progn 6 j% U& Z/ Z' f2 R$ I/ l
- 4 O. Q! l& |1 ]( x! S& I! l2 @
- );for (cond (= b 2))
6 b* H, N' A# e; X9 |
$ x8 \5 M0 M4 ]6 L( |% Q- ((= b 4);点取下拉菜单时 $ K7 [) [: N0 n$ Z n8 d0 W
- 4 w- _' F) j# F' x$ ^/ r! q
- (progn * D( `0 T, }5 f$ M4 Y
# @- d# O/ V. {7 n5 H8 \( k- (setq c1 (cadr a)) ; G; n% L" b5 C" i
- 5 @% A* J, A# w& \( H
- (princ "\n")
' i) S. V6 m! `2 h) M
; Q1 B- O: q# g J- (cond ((= c1 6005) 1 _. r. H p+ g- a& _
- ; D5 z4 N$ ?3 c$ @( I' G
- (progn
( D M) k7 X: g6 O
8 \# [( D' p7 h3 k: p2 c- (command"zoom" "w") : S v3 Z6 c" c
* U9 u$ Z( t) z' D- (princ "\n 第一角点:") - D2 f8 L4 x* @" [. ^9 u" j
' w5 u- \1 z5 H4 `7 G( N0 a( H- (command pause)
$ h5 d8 [5 w- q( j
% n% J% o: I' N# q- (princ "\n 第二角点:") / d0 [% Y. c& P- `/ i. r
/ g* `5 c) s2 d& _. g% j5 Y% d) |- (command pause) # V; \% C* C8 c8 @% s1 i5 z
1 p: f3 l" S! B) _! w; z% A P" P& f- ) 4 s8 N. ~2 m. {* u; B# ?0 O* V
* A P; l' k5 x3 y/ o8 `- ) ;for (= c1 6005) 2 T$ k# F9 u! U: l: c
' k7 R7 f) r) c! s* r- ((= c1 6007) ( n" [* ~ \+ A W# Y# s
- 1 v5 S7 s0 o5 \2 t8 R ^ k
- (command"zoom" "p" ))
4 i2 V; I8 Z7 n0 S1 I7 s - $ S/ w# |6 x1 l" k
- ((= c1 6008)
% `, T! t) b0 S8 J1 J4 l3 d - ; _' g2 F/ [" A+ |( I9 M; E9 O" p
- (command"zoom" "a" )) ) z* _2 s# [1 {' I
, r+ _6 N; ?. A" C- ((= c1 6011)
6 x ?6 t2 k, C4 g" R2 @0 R - ! ]: R B' {' x: ^# ]% v
- (progn
% i {9 P& \' d; J2 A - 7 _9 ]* T. A- [8 e. Y2 z
- (command"pan") + X/ t+ R6 w: I) c- C7 T
3 K l3 H2 o7 d0 d- (princ "\n 第一参考点:") : l# x5 r8 M) M1 T4 F
- ! j% _9 I% L! `
- (command pause) : p' }3 ~8 B0 e- P6 C
8 @0 w; k) J7 p- (princ "\n 第二参考点:")
- X: x3 V. @, x( r# t7 n
/ i- f& X" Q+ c) [- command pause)
5 a, A5 o, c# F% }0 o, x2 I9 V
" D- Y) q) Z, B! ]) M- )
, E% E" N; b% }! r' f9 q; h - & z2 h4 R7 a8 B- K& a
- ) ;for (= c1 6011) ( ]& L% v, i9 F- Y+ b
- 7 V+ k t+ \ L, d- w9 I8 L6 P1 M
- ;;else 6 _' o% B& x+ z c+ B
4 q5 I% `& @. O) Q: m* H8 @- (T (princ "\n 未定义的菜单")) ]) X) h; B( G: A; C( a0 F; g
- : Q) X) I, y2 E9 y/ {
- ) ;for cond $ x4 \# ^! C9 a, T! J' ]* P4 ?
1 {5 P- [: i+ h# P2 Q- (princ "\n F2/F3/F4/F5/ESC/Return /下一点:") 8 z) n# @. T5 ?5 X3 {
- p6 x$ ` F# k2 l) k+ y J
- ) ;FOR PROGN
! q1 g1 t/ Z2 A5 g2 t# b* _
q& o A1 F5 L2 C" d9 ~- ) ;for (cond (= b 4)) " u' ?( X7 e6 O" K; i; F4 v; _2 T
- 1 K8 S( c p+ I9 {
- (T (home) ) ;for else . b. P& E/ q$ Q1 U' i# I4 X
, n0 v( v% _( C) l- ) ;for cond 4 @1 ~+ T5 E6 A: }
- 5 P% g$ }; Z F) e! H3 f
- ) ;for progn - B. p3 U$ }) D% W( F X
* y. T6 g. }3 E; J- \( y- ) ;for while
$ T8 h( ~8 [' ^% j
1 S o3 x& R. U5 }' Y- ) ;for defun pull
, f& @1 v4 e9 } - 0 S. {% A: J9 `! m4 E, \
- ;; draw() , 绘制直线子程序 # I9 \( `& t# j+ C5 ~( n) j
& x0 l1 c0 K3 C/ _7 _. o- (defun draw ( / ) 6 a& }! ^# Q/ v7 D$ q+ P
7 u; ~/ y- O% [; i, j x- (while (/= b1 1) " g8 R) r, B0 D$ b d
, w6 g% Q0 D. P7 |6 r6 L, `- (progn # W0 m0 ]9 ?8 J; A! `/ a
" e# V3 A+ \* W0 A8 o% L0 W- (if (= b 3)
9 I% {% m& a$ b/ ^# I
, X+ w) C% t: [; ^' g* r- (progn
" U$ g, S( y7 ~! o: A/ P6 G
4 `* I0 T5 R; }' _( w- (command"line" pstart pend "") 0 b) D& |1 F8 r
- ) |1 w3 e) O' S, k* b2 l X5 V
- (princ "\n F2/F3/F4/F5/ESC/Return /下一点:")
6 B/ N1 w; ~5 G - # L4 l e7 A2 v
- (setq b 0 b1 1)
) p0 t. U' M) X! B8 n- f
8 N% N4 C' p2 q( g) b) ]% h! Q- (setq pstart pend)
# h8 t4 y2 L/ [8 k$ R
; S8 I# u4 d, v s4 i- );for progn ; i$ B+ z7 N8 ~6 A
- - D- X' ?4 ~! J# _
- ); for if
, H; o7 ^* t T - & r& C( T7 e8 K: X6 K' B2 g8 G
- (pull)
) f. w9 S" Q y$ w6 b+ f$ c( |$ K - 6 g2 ~% P. X: T' S- r
- ) ;for progn . G% {* k; \1 i5 k/ C( X
9 U6 i# ]' y( v( m- ) ;for while
' ]) B% \5 c+ N# {; I/ m- @ - ) f: H" Y2 i7 D9 ]( v
- (grdraw pstart pend -1 0) 6 d: Q/ \0 H' r: A2 B4 J4 [
- / G' o6 {" n& O* N- V/ y
- (grdraw pend pframe -1 0) + @8 J; D5 }, ^( s4 Z0 B7 I
& |1 t& O* J E- ) ;for defun draw % h1 p0 M" l0 v, O
4 P5 Q5 s, V8 T! D9 ^1 T. b% D-
复制代码
4 h; H( i$ O! {5 e( Z" X3 p, P[ 本帖最后由 cad 于 2008-8-28 18:41 编辑 ] |