三、源程序清单 . F2 w7 p7 @& p# r5 L& |
h* O: R1 E; P. n
- ;; OS.LSP源程序
5 ^8 L A) I) v
* e. T0 P M6 d1 ^- ;;err(),出错处理子程序 5 C1 O* {6 I* B
- ) N+ k0 q5 t8 K. O: d1 o
- (defun err ( msg)
& l8 z" E# z& G0 |* i/ ?
' g$ o- \3 V( k- (if (/= msg "Function cancelled")
/ O& k$ `4 {# h! b8 N9 X
+ j5 T% t. c" u/ ~- (princ(strcat "\nError:" msg)) ;打印错误内容
) c1 l& g* l' m& R" u. q( M' S
! D. a# L G1 _: T! L- ) ;for if
. s* P0 A7 Y- z4 E5 p! J - * ^" k8 v/ p) ?" ?* [" m x
- (setq *error* olderr) # i# B: [3 t4 N- C: M
- $ c7 N% R0 Y6 d+ C
- (setvar "cmdecho" scmd)
& F' ?( t# P# {4 R0 B- C
) i: {" q- Q# i, h! `$ Q' Q1 z4 p3 ?- (setvar "osmode" cosmode)
$ S& U2 e7 O1 W/ H" Z( M, W: l% _
7 ?9 L- v) W+ I% [, s- {- (setvar "coords" ccoords)
+ m2 m9 R% i: p, O
M" h1 C) O/ w3 z- (princ "n\n\t --多谢使用角度捕捉2.0版,程序非正常结束--!\n")
# r$ l$ K' u9 N E! r9 K: t. _
) s" M# Z: v% F- (princ)
1 ^& }" c- m5 j+ ~1 u
9 ^/ ^6 W* s( [& r- a- ) ;for defun err
+ O: M/ }% C( y2 k - 9 Q! \/ c# X# w1 o
- ;; ant(),设定捕捉角度子程序
6 \' O% O% }( z* n# m# N
7 m. l" M2 |0 B' s' b" N+ ~' C2 H- (defun ant ( / ang0 ang1 ) 3 {3 G" l4 z& u, l" F' r
- 3 N4 R6 U7 S" v: \
- (setq ang0 (* an0 (/ 180 pi)) )
1 h# s& {. v! \) C% N: J) A - + ?, u& ~" D& h
- (princ (strcat "\n请输入捕捉角度:<" (rtos ang0) ">_"))
2 w$ {: c( E" |- f8 Q& E - 5 f) `8 o! B" r
- (INITGET 4) ( Z: q, X6 b. O: v8 A
- 3 b0 ?! ^2 \. c$ ^5 h. v6 \) u
- (setq ang1 (getreal))
" i) O# V5 G% G# M4 S - ' O1 K1 v$ {% ?% g5 z0 Y$ w0 r
- (if (not (null ang1))
- ]; l1 h# t2 u+ ~. D: \
7 U- O4 x2 g) }* e# R- (setq an0 (* ang1 (/ pi 180)))
3 ^) W' H# P; a; e' u0 M - 7 j# ]' P5 p. a+ q
- ) 0 l Y+ {5 L$ I) \' E! O
9 E/ q, o6 _6 l& u: w. c6 m D2 X- (princ "\n F2/F3/F4/F5/ESC/Return /下一点:")
3 I! k ]- H2 `& F3 s5 S3 Y; v
3 E b7 {0 {. s* }6 E) F$ o- ) ;for defun ant
8 S# ^. l) [) m: u% N' n
6 `+ h! o% b! i' k+ i {& ?! Y- ;; leng(),设定捕捉长度距离子程序 / y9 i W! G% W( ?, t" Y: @
, q# [- D+ F) o$ L7 Z8 @8 ?- (defun leng ( / leng0 leng1 ) & y5 H+ R5 [5 p$ n8 e0 _: g
* r+ O& y' e% G- |9 t% D- (setq leng0 len0) / }% |1 ^7 n" z) J% g/ J' o- y
- - x0 j( O' Q) J0 \
- (princ (strcat "\n 请输入捕捉长度距离:<" (rtos leng0) ">_")) : m: z" m& w! Q- @, A
- 9 i$ j" b# G/ G/ F( S8 Y" B$ c
- (INITGET 4) 0 L$ S ^ t: I ]! ?) H
% i8 X# t9 X" Q) y( ?- (setq leng1 (getreal))
# L, V5 x$ n- A* x
4 a/ g" k: k$ `1 {! n0 m- (if (not (null leng1))
7 @: ^9 v. m I+ t
' r; @7 `9 J1 @' K% V* I, j- (setq len0 leng1 ) $ P9 R% f' U& U( w
' D, E7 Z, B6 P- U. i+ c- ) 6 `$ p( G, o1 v8 p/ x
9 A5 A2 J8 X7 a. Z- (princ "\n F2/F3/F4/F5/ESC/Return /下一点:") 8 H/ s; P4 b) K" o
- * F( ]7 M, d' W* m; v
- ) ;for defun lent ( z0 r4 M2 |( g1 n+ W: c, H( p
+ S: u- o$ O( ~0 j t- ;; field(),判断十字光标所在区间,并投影到相应的捕捉角度线上 ( {5 e( L2 L0 t( k6 H
+ O0 n$ q, g% S# v6 W- (defun field ( ps pe ang0 / ang1 n ) + v' H+ w: D" R. ?
?# \- p7 e6 b2 }- (setq ang1 (angle ps pe)) j: V9 H2 Q5 O
- " F0 X& e0 h) ] s! f U+ ^) p
- (setq n (fix (+ ( / ang1 ang0) 0.5))) * E; G9 F7 O2 A& k; _! G+ r8 a
- 9 p8 \9 Q+ J. t9 |# i* I; ^' A( Q. H- ~
- (setq ang2 (* ang0 n))
7 b2 h ?: D; h - # m' V* c0 b) t1 @; z [" N
- );for defun
) I9 F: ]; y( Y Z6 }
8 I% r1 R% T2 T- ;; 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 $ a& S, S$ A- m5 h- }( ?5 T
) e; U/ Y8 k8 Y' q- y- ;; 捕捉计算落点
: t# B1 R! p% g8 P
: N" [8 ~: e: y- (defun endp ( ps pe ang0 / p1 p2 p3 p4 dis )
8 T2 E6 A- p4 H- w* g - , ?/ y5 o. P5 |4 p* S7 {: X1 r3 f
- (setq p1 ps % @1 S6 @2 m% N: j
% v0 G `" g8 N9 z- p2 (polar ps ang0 1) % N: o+ B( {4 R' [: x- |
& \! r9 c# D3 b1 F' J1 s3 D0 `- p3 pe
4 I. y6 ?$ ~5 Z2 W! P- B - + U% ~ {& Z" h
- p4 (polar pe (+ ang0 (/ pi 2)) 1) 6 m' ~1 I5 ^6 r
- X4 U7 m5 b, L- c1 j: P! E+ p
- ) ; ^$ Z3 a# f* @8 k2 \- z$ s( Z
- c3 w& k- i# I/ k- (setq pend (inters p1 p2 p3 p4 nil)) 7 g ~+ ?/ R/ m- o
- ; B6 p6 _$ y) O7 ^" G" l3 f
- (setq dis (distance ps pe)) ( q5 p, x8 V' Q$ o# F
- 2 C! ~6 j0 j! @4 T8 t9 Z" K8 A
- (if ( / = len0 0) ; t8 Z% v+ J+ b
- 4 P, o. [* r" ~# T0 o
- (setq dist (* (fix (+ (/ dis len0) 0.5)) len0)) ' m* U! Z" x% p/ M7 f
- ' L5 v& U0 R# f# a
- ;else
B- Q7 b$ ~6 i8 {# i- |: U' W - 1 t& m4 n$ J# B5 N
- (setq dist dis) $ _5 ~, ]) D! |& M( D5 P) Y
0 O. V/ T. _ b" K- ) ;for if
; D, [. ~% f, }: m: E! P - : C( ^6 E% P3 V
- (setq pend (polar ps ang0 dist))
% a: q: c' X) l! s% I - ; ]: P2 @! L* v; F* F7 j
- ) ;for defun endp
: n6 @8 D) V" | W/ A) H - & m6 Y5 G/ i% `! N4 Y4 c" \
- ;; drag(), 对上一次显示的拖曳线进行"或"操作,使其从屏幕上消失,
3 z- P! U. l: s! w- k9 m* W
/ W+ h" Z9 o5 V2 [: r- ;; 并绘制下一次拖曳线 - y( ]3 l2 I# K8 [
- $ ~! R5 Z: h+ f7 n7 v( }& C5 ?+ n
- (defun drag ( pold1 pold2 pold3 / ) # Y) l7 a; |9 v9 c# M1 ?
$ O* O0 m! n* h9 p4 n. p3 u$ d- (if ( / = b2 4) ( W$ \# O5 f0 U3 P4 M' n8 r7 `- w
- % p. n5 D% |5 g5 W, B2 D n
- (progn
3 Z; l( b) h# N; L: ^2 C1 ?1 G0 g - , p4 K s; y0 [2 c
- (grdraw pold1 pold2 -1 0)
; R2 x9 K; j. k Y
8 E/ X" z2 N! ^; i" G' r- (grdraw pold2 pold3 -1 0) / }# O- b8 \9 L) |$ u' M
$ m) _0 w$ H2 N" V/ S" Z- ) * S6 C! S" s, _/ _( ^
- + ~8 @; } M6 Z0 F: p
- ) ;for if # {# X9 j8 g- u/ W$ g8 U. H% O
0 Y5 P) ? d9 T# |: L) V9 W5 ~- (grdraw pstart pend -1 0) $ p" J- ^/ h; |2 M; @8 \- c- T
# L" Q, ~) x. Z" j- i- (grdraw pend pframe -1 0)
V1 Q4 g! }1 M
8 [) F# A3 g$ b+ j4 t8 l- ) ;for defun drag / `* N! H# {( h/ d5 s9 |6 X. F+ y& L
: w& c M! z3 {4 o; w# V" s- ;; coord(), 在屏幕的最上一行的坐标栏显示长度和角度
y2 s8 {( b. P1 w7 `: h - ) X: |2 K8 a8 Y& S5 {* Y
- (defun coord ( / str leng1 leng0 ang0) ; ~/ z. w6 U" M. g
9 n* A4 a. l. w/ F& d* ?/ M- (setq ang0 (* ang2 (/ 180 pi)) )
/ @9 M V8 T7 c6 M7 f! L' h
0 M9 L9 t" x4 x2 }; S. ]- (setq str (strcat (rtos dist) ">" (rtos ang0)))
8 H0 e$ b: I4 h - 6 f. u- A5 s! I3 s/ }3 X
- (grtext -2 str)
8 u, c' v, A7 Q - 6 k; q" o0 Z9 W8 I
- ) ;for defun coord 7 g0 s" N9 y" u
% }/ u- t2 @, E- ;; init(), 对程序进行初始化
% c' }2 b& c. i9 L - " v, p9 m* Q0 X0 C- M }, j- l
- (defun init ( / )
$ z2 m" H0 m' P: z/ M - ; s; A8 P n# L$ F5 X
- (setq scmd (getvar "cmdecho"));保留原命令回显方式
0 p5 @, d7 L) _4 }5 t4 r - ' D* ^: U: _- N" ]
- (setq ccoords (getvar "coords"));保留原坐标显示方式
- }& e8 `( l' A) X - 9 w) j1 F" r) }! _' j+ a2 D
- (setq cosmode (getvar "osmode")) 5 w0 M6 \8 B& Y' J( O: O/ d0 N2 K) c* x
1 Q( ?0 j. [' B; R" c) Q4 |* p- (setq olderr *error* *error* err) ;出错处理 $ `) Q8 C+ F: J) v
- % `# H/ |# H/ G' e$ z' r
- (setvar "cmdecho" 0);不回显
, D: s8 b) Y$ B+ P3 @1 f
- b. W! f. q! {% O: \ Q8 s+ t- (setvar "coords" 0) ;不显示坐标
& T' M! ^5 m& u# w2 a2 N" o - ; z3 @' v+ n- w$ ]
- (setvar "osmode" 0 ) ;取消捕捉 6 l+ F1 H' R9 H2 F
# L1 Y) \! e. F1 L, q$ d- (setq b 0 b1 0 c '(0 0) )
# w N5 Y4 a( R
4 O/ F9 U2 H1 B- (setq pstart (getpoint "\n 请输入直线第一点:")) 3 w5 k ~1 e) |8 C$ {
: ?. ?$ D/ Q K( d" A* [' l! T- (if (or (null an0 ) (< an0 0) (not (numberp an0))) & x# A, z$ y- m# X/ \7 i
- ( I' j" l6 k/ L1 i% c! c4 F
- (progn " g9 [0 h g% ?
- . |2 j( |% {8 i( U% p
- (setq an0 (/ pi 6)) - i- i5 E3 [9 b1 F( O0 b4 i
2 w" I! z4 \2 N5 c: x- (ant) $ N# W, t" c; t( d; J- G6 }$ l% \
- ; ]; n; ?" D; l4 H5 S
- ) 6 k: C3 p& `2 T' u2 ^0 N" W
9 t- G7 B2 _0 \3 \2 \& ^- ) ; for if
9 T, c3 b! g8 D6 M7 a - , k/ T6 Q0 }; a5 r- ^+ M" Q1 W
- (if (or (null len0 ) (< len0 0) (not (numberp len0))) 9 W( ^( j/ ^- T) A5 P# [& M
- ( H5 a* c, l2 h7 `1 @* t! N! ~
- (progn
0 e( @$ B* O* K; M8 ~. a$ a7 q
6 a0 [ g8 Q8 g+ [% A+ C- (setq len0 1) 6 l/ M h% o1 s! ?* ~+ T, V" Q
/ Y B+ w/ o0 B8 B" G- (leng) ! Q5 j: ^3 [' P5 a+ z; q
- / x2 Z- C+ Z+ U4 S
- )
& R/ n2 s+ n# B8 r$ V5 u( y - # |' C! t W. P
- ) ;for if ; w" p1 v, V# X9 ]1 v( T
- 8 k2 k) l5 [8 ~
- (if (null len0) (leng)) ( A0 b/ E( o/ P
8 a2 T& T4 e W& z4 U. N- (princ "\n F2/F3/F4/F5/ESC/Return /下一点::") 3 I4 K3 _; h' a9 ^) ~
- $ f) j' m+ Z( i8 K) m) e5 @
- (setq a (grread 2 nil)) ' u; f: i& y+ S+ g$ ]
- 1 A" c( u+ w1 v1 q S" m
- (setq pframe (cadr a)) 3 W3 z" a% j' ^3 b
8 }+ H* \) E# @5 e& u- (field pstart pframe an0)
6 R8 {$ T; E3 g' d) G+ _ - . K4 {( Z1 w4 B+ M6 r4 W) l) {! g
- (endp pstart pframe ang2) / G9 X9 d/ ], j9 z: i5 U* I
- 6 Q: S/ R7 P T0 _& n
- (grdraw pstart pend -1 0)
! ?7 H. o# s' @, E# B
# _# H% s& \9 w+ F3 {6 i- ^- (grdraw pend pframe -1 0)
( j8 i1 m" Q7 F/ p - ; X; J; O) g" c. o7 x! C. ?6 B
- (setq plast pframe polde pend) - U- ?) H7 z: s6 ^7 Z2 V; Q
# n) c0 F; s4 O) O1 n- (setq b (car a)) " x1 p% { ]$ |5 r8 V# c
( y3 Y) X: ?: f5 o5 K- ) ;for defun init
9 K+ x, ]7 S8 R$ e$ ]+ ? - ; S6 {( P& L g, E+ i( b! f8 P
- ;; home(), 设置退出程序的控制变量
& c) H0 J+ V" V( U) l" v
' {0 t8 V- @, _5 }- (defun home ( / )
/ I( p$ x a' ]1 u1 N. E0 H( o - 7 U1 D' ~3 @" M$ M- F4 U8 M
- (setq b 3)
. |/ ~" Q i+ k" i3 n- G - ' v0 ~! V9 Z1 K2 r' V* r
- (setq b1 1) + F4 S9 F/ O) \5 T" v2 ?6 B
( s/ m" Y3 l& a- ) ;for defun home
1 P( h3 v. G( e4 L" l
- r+ Y- f: e' X8 Z- ;; pull(), 接受用户输入控制子程序
, h! H/ H: h4 e/ ^ - 5 i$ o" F* X3 t6 z0 x. ~* Q: \
- (defun pull ( / ) P3 B9 o [( N
- 2 g( K g4 F+ N! f
- (setq b1 0)
J* Q8 u* g* E1 E. V - 3 Z9 T$ e. R+ _
- (while (/= b 3)
. V8 e* L9 h6 W8 P
- m- P" o9 j, g5 M6 M3 a- (progn
) ]" C4 B; ?6 f: @+ H - 3 b0 \; |8 K- |7 t2 h
- (setq a (grread 2 nil))
6 E+ x* a" J. R. B# L - % L7 F1 f+ J- y- ]4 ]# n: f
- (coord) : J1 P$ i m( P0 o7 [1 N
5 S+ l1 ^, \$ [% O8 X- (if (and (= b 2) (= b2 4)) (setq b 4)) 9 ]2 m! T D3 @8 u c' M
- ; P; e, x* X, D
- (setq b2 b)
0 E- N) X/ n& f/ Q9 F' C - 3 X# y/ w2 T3 E* Y# K& A
- (setq b (car a))
0 r: E8 w4 J: ~. F9 W
* \: b, q0 o1 c' i3 l- (cond
! x* v; F' w- N: n - / [9 f$ v& q5 ~ q
- ((or (= b 5) (= b 12) );只移动十字光标时 4 k$ S. K. y9 `2 P+ r1 T7 h* J+ b
/ L x: @/ d" S5 F8 C' `0 \- (progn
9 B5 w6 q$ p, v7 W1 g
" J. R/ U( c0 S- (setq pframe (cadr a)) ' y' j3 j k& i; n7 k" `
* ]9 v, G- l5 r8 ?0 q! F- (field pstart pframe an0)
' w3 V' @ {) g2 c. ]" Y - ! N+ J0 q7 K8 o: p/ R) R F5 e
- (endp pstart pframe ang2)
+ _. S4 F. k+ B. E+ h - 7 G* s9 E! t2 r) ?0 X! P$ k0 P
- (if (>= (distance plast pframe) 0.1) 1 L+ G! e2 l% i/ t* e4 ^
- / L) M5 @+ A! \3 ~- b
- (progn ' F- [. L2 O# \( c# a" `
- / I: W4 c2 h7 B( p& I
- (drag pstart polde plast) 0 }7 z l% V, J# ^9 X( m, L
6 z$ }/ `1 g1 O4 e$ N3 Y- (setq plast pframe polde pend)
0 u- W# |3 ~& p) h
$ u9 Y( Q" y, Y7 N8 i0 V/ o- ) ;for progn 4 Y a1 A8 }4 y9 e/ U+ D( u7 M
- . X9 W* e. n0 X1 T. \
- ) ;for if
3 ]- x7 Q# w |6 E7 @! T
% s! n$ m+ h/ G# s: p! g4 [- ) ;for progn
2 l0 ~9 G" T6 B+ L$ E. A, d5 v - . ?' ?9 V9 s- S2 m. ~7 \
- ) ;for cond1
2 V0 H1 I' ]1 J. b6 J, S
0 \8 v, v8 k" V. E- ( (= b 3);用鼠标在屏幕上点取一点时 8 L W8 e! s8 H% C" n' a6 R3 j
- , H: R. e j9 _' k2 C
- (progn ) H" \1 S( W0 H6 W0 a/ [+ D; r
- 4 @+ v3 R8 S" o' A1 C
- (setq pframe (cadr a))
- y8 \! O5 I0 J8 u$ v8 t
. u0 p4 M0 L8 N. A* h5 _" S- (field pstart pframe an0)
& b1 Y( K4 }7 {5 D. Y- M
0 l( z7 z" }# X( v. y- (endp pstart pframe ang2)
! f- J4 V0 d1 e" g - " h& f% R0 U9 H4 E$ l4 |, ?
- (if (>= (distance plast pframe) 0.1) ) `& t7 C" F, D- f6 F
- 1 B' m* P; X, X% ?, c& x7 }
- (progn
/ \6 Z4 R( i& u. ^0 D1 k - 1 _ i) X- L, l6 ^
- (grdraw pstart polde -1 0)
1 c+ f6 {2 L' d* {0 K - 3 T' y7 k" s$ a5 y) ?
- (setq plast pframe polde pend)
( C: U- B% ~8 c. w - t* r" P/ K6 q( m% I1 e
- ) ;for progn . q9 Q: G. A2 k R/ N K' g
- ' k' [9 _! G/ n3 K* u. c0 `5 I
- ) ;for if , U, X4 Y7 s9 A& \. V' s: c$ o
1 ]6 l4 D; h4 v8 W- ) ;for progn 2 c( J9 G: I- P2 `) j) u- {! h ?7 G
- 2 ]( d# U! H- l% P! g' G
- ) ;for cond1 . O# m1 Q: ~& L/ X3 f! X
, s: s% J( y9 @/ c* d) Q; h& }8 b- ((= b 2);键盘输入
$ i2 k( M' R' a0 A+ p) |( Q" _
/ J* `" t/ m2 e# r1 u, V6 j- (progn
- x! l7 |& G1 G/ j1 W7 p - : {' a; e0 w U; C
- (setq c1 (cadr a))
& _4 @/ V7 z) \1 V Y - / @: X3 O; k* g! ~9 D% Y5 j
- (cond ((= c1 138) (ant)) ;F2
, Z$ X! j0 S F! r# P- j" I - 8 V( `/ V7 p# ?3 b
- ((= c1 139) (leng)) ;F3
) t" _& f; G6 b- X% u
v- M) M/ g7 X. [- ((= c1 140) ;F4
( k$ O2 j4 {/ U/ {) n X - ! k; A& b) p( \2 u. F" d9 a1 `) A
- (progn
& h: ?- l! o$ `& n - - D: N' i: U+ a% E- B
- (setq b2 4) & M% e0 j& u6 z& c- z9 N6 |; L
- . n* p* J# u# f
- (command"zoom" "0.7x") $ S4 E- F- ?* u) p5 ~/ @% s
- 4 e' ]( P. \# L; n5 p: ]+ t
- )
1 s! u0 r( f# R2 |: t2 @
1 R/ r9 p( C O- ) ;for (= c1 140)
; V, K' J+ ?5 v4 a ]# ?, d% H
; g0 ` I% ~5 |' G* [# g- ((= c1 141) ;F5 & @) u* E8 x: t7 S
+ l( D: B2 g0 J5 I7 d r- (progn 7 s9 h) V- b1 V; m2 P
- & D! a6 W6 y* g! j
- (setq b2 4)
1 I8 q! `. l* K5 K0 H) v4 p. Q+ a8 g
2 [/ x$ d3 f+ q! o! K% E% O- (command"zoom" "1.4x") 9 g+ K) j% B6 z: W8 c" K1 W
- ; p2 u- {$ G7 v" M7 b: C
- )
% f( e* }- W6 z# D7 A# W" ~ - ( G. S v7 @8 V& ^
- ) ;for (= c1 141)
$ v" ~2 g" ^2 a4 C
( L, a5 r& C, J2 h6 c- ((= c1 13) (home)) . x& ~% n' }5 E s b! L
* ^3 e' U6 _! w9 M( i" n- ((= c1 27) (home))
7 |% W9 ~6 m5 J6 d' h
. ?, W2 Q2 `( A2 G- O+ L- (T (princ "\n 未定义的键")) & c: n1 X3 J2 w) m: F" S1 L
8 z8 c0 h. o- {/ r0 J/ @# z9 r; P& j- ) ;for cond # `1 C8 L* S0 V
4 W3 U, D b# I: Y- (princ "\n F2/F3/F4/F5/ESC/Return /下一点:") ) F. u/ l8 A( _! k' X3 j
- ! q) x; D7 R" j! t" Z9 s9 @( w
- );for progn
4 J+ E- V1 T3 h% k2 u
; f8 C3 s2 f; J+ `, R# G- i- );for (cond (= b 2))
7 v! a) Y( V( s+ h y6 c - ) B; m+ C" O8 g
- ((= b 4);点取下拉菜单时 9 g0 D- ` \* x! u
- # e3 i3 g9 q+ q
- (progn 1 E; Y8 u4 v- U2 ?; M; Z9 Y. M4 t
$ b7 N1 B( `1 ?- R. P" Y: q- (setq c1 (cadr a)) 0 l1 L! v! v: f( d' X' g5 y
- 5 K& d T2 W1 O3 A% e5 v! f+ |4 t
- (princ "\n") ( O0 M2 n; U8 Q; A3 T
& ^! G4 K& Z }. D- \+ b- (cond ((= c1 6005) H! T* [9 e" d* G2 c
- / M" k* L) G1 a1 D
- (progn
; O+ ~3 x( n) {7 Z
7 K3 k( u. R0 }( x7 u1 V/ b( v7 R- (command"zoom" "w") $ s( X7 f3 p3 Q7 I, i
- 9 x" n) f% j& [5 u
- (princ "\n 第一角点:") " c8 `& w! b* k8 H5 U5 ?
. e; d/ m' a) W4 ]8 q" N+ G( A8 B- (command pause)
, P1 m3 _, `. G - u0 B6 ^% S1 C4 l3 d7 [
- (princ "\n 第二角点:")
" S" h3 w8 k {2 ]+ _5 f2 B4 ]7 H
1 U" C7 w! @; Z4 k6 H3 t, v. [- (command pause)
, H" d6 r, d( F+ g8 O& I+ S - ( J* Q2 X" R1 R2 N6 L0 M7 ?2 I
- )
! J' i. n: |" W% y
( s5 b7 H5 y; X3 F# c, s4 i3 f- ) ;for (= c1 6005) . C F/ B+ |7 r2 t9 o) Y: f
- ' Q# t5 W: ] }/ R" v4 v6 P$ @
- ((= c1 6007) 0 t1 F3 S9 c. D& [
# Q+ s2 L. H% U% c) ]4 Z" ~- (command"zoom" "p" ))
& u9 L2 F% O! p, d% q1 ? - " Y" h, i1 t4 i0 ]4 U5 Z8 `
- ((= c1 6008)
: k9 j; E% l3 H( |# x. C
7 |: K& L! K9 z/ g/ f$ a- (command"zoom" "a" ))
0 W, {) k: p& j$ s+ E$ y6 p- T
( d p; y& b k- ((= c1 6011)
2 A! Z, R0 ~5 A- c$ {6 J - ; W& m4 ^$ r( G# r, n" U3 `( @
- (progn
1 T( N/ r; ]/ x - / P0 ]( Z: U& ?4 T
- (command"pan")
6 O' v, _/ I& e+ ^6 l: ^ - / U1 y2 C% F+ w; T4 z+ s
- (princ "\n 第一参考点:")
" H$ {3 R/ A9 Z' ?, J n4 d& s - , B: ^7 c2 I2 {4 K: T
- (command pause)
- T& A8 u/ t! h2 @
' ` z% }0 }6 N- (princ "\n 第二参考点:") 0 p1 k: U8 [& l: b8 q6 _& x& j
" A, N/ \- v+ t; i3 e- command pause)
0 ~2 r5 o" ]# l- L/ f; x - & w4 g! }5 D: B0 }, \
- ) 9 Z& F3 M! w, w. d: d, b! A
+ ?. e9 _- B, ~% N2 c- ) ;for (= c1 6011)
( x+ Y ^: T& I/ a3 f r - - `9 f( ]( P* V, }6 d/ j
- ;;else ! c3 u7 e% {5 ?' w) @! G
- ! C! A6 j$ \$ E3 X
- (T (princ "\n 未定义的菜单"))
9 W* K! B) H" \& W' C) E _
4 u- ~: I! L1 z2 I* w- ) ;for cond $ X6 `) X7 |+ P! I' C7 u8 f
- % o% L, X. \' V W0 e* A. u% X" P1 V
- (princ "\n F2/F3/F4/F5/ESC/Return /下一点:")
8 b( s7 Z4 W5 i - 5 \1 s( v) h: j- h; p r
- ) ;FOR PROGN , t3 l: I n a8 |0 S% F: C
$ ]( W+ R+ T; v+ t* P- ) ;for (cond (= b 4))
! O9 a* L+ R3 c- D5 T# B; l' V
+ e, I/ H8 E: S7 A- (T (home) ) ;for else # c/ u% i( R: n- p% p6 F; O% v
- ; i6 @5 L% b/ o6 V
- ) ;for cond 8 n( c3 n: _) l
- ) V" X2 w2 x# @9 [6 `
- ) ;for progn
& A4 Q# A# I/ z
' ?& i: I. x, b6 |2 u3 L% E- ) ;for while 3 T3 O- V# y& F+ m9 p
- 9 t/ O& C0 z' P
- ) ;for defun pull 8 x5 Z! r3 j" F% s
- * z5 w- T/ Z j0 w9 ^8 J Z
- ;; draw() , 绘制直线子程序
' {" l6 q* I1 O6 H- ]$ h - # o. E" [2 `# w) B. U2 I7 c
- (defun draw ( / )
! \ j2 N/ `, I2 |: {+ ?4 h; a
1 C1 a1 W5 u; s7 n" D- (while (/= b1 1)
8 w! _$ |; i; a) `+ h. K Z
( z2 }; c7 W6 {6 z5 K, s7 N% l4 [3 @- (progn $ H7 v* T+ B- |
- - W$ x1 Q2 o, l1 P/ F# ?- I0 Y
- (if (= b 3) . N9 t* x4 n. @' K/ y6 `
9 M* i' X6 W0 _: T9 m2 d% B1 X- (progn . D9 {4 c d: j( {! u: x& Y! `/ Y/ U
4 ?+ I p; Y! w- (command"line" pstart pend "") + \* M( S9 `; T. U, D2 g8 B0 x
- 4 ^% X4 U! [2 Z$ u# k/ S
- (princ "\n F2/F3/F4/F5/ESC/Return /下一点:") ! j* a# F8 J+ y0 w0 }- ^
- & H% ]$ L1 P/ M, J, r/ E
- (setq b 0 b1 1) $ p5 [- n7 D! ?: l* M/ L
- \+ R& s+ q7 t6 ?( w, J
- (setq pstart pend)
& C' W. \1 _# N2 D/ w
, W1 M" R5 K! j! {- );for progn
3 D. l0 F: F+ q - ; _- k* }9 \' w5 r f- _
- ); for if
$ @! a. ^9 u" z5 R - 1 b/ I6 \; ]) |) S
- (pull)
5 B& L# }# ?8 |8 k6 ]1 v) R) q! S
8 f j2 t$ s! m; S- ) ;for progn * b1 E* r8 w( d# i; N" V
- 7 J6 K- k9 D* ~7 C
- ) ;for while + i4 A) l$ T8 O1 T% O
& k+ y( y# T* b/ Y. T8 m- (grdraw pstart pend -1 0)
6 a* w1 a$ z" ]' P' ^
, O% C6 _2 K) t) K+ T5 n" J3 R- (grdraw pend pframe -1 0) , u6 T9 n7 N5 ^' ]* {6 E9 Z
- 9 a, N2 E8 n7 V9 u! `" ~0 B
- ) ;for defun draw
* R1 ^- @! b _% A - - |7 N, W. v% F% R6 p* o6 k' x% H
-
复制代码
Q. B3 _- [" n) ^, O[ 本帖最后由 cad 于 2008-8-28 18:41 编辑 ] |