三、源程序清单
4 N6 k6 `4 B3 v( L, x, K1 s0 }
- ;; OS.LSP源程序 6 H: s6 |& m; p
- E: u! M/ S2 c3 M% E- ;;err(),出错处理子程序 * v% `' A% y7 b' |, V6 g
6 [" Z2 c8 v5 }# z. x) W- (defun err ( msg) 0 a$ d! t: w' F9 m/ \* E
- / g9 v, J' f6 U# X/ [( r
- (if (/= msg "Function cancelled") ) p+ \+ t0 q \: G3 T3 K- u
- 4 P/ v }% o' R
- (princ(strcat "\nError:" msg)) ;打印错误内容
6 ?* R' A! h- r- z
; J% `; `# O; U) y& a. e- ) ;for if
/ V3 Z' ]( G, y# [
C5 U7 ? {7 `: J# @. j* h- (setq *error* olderr) . ]3 N1 C, N& R
) D# Q. F8 |# M7 e- (setvar "cmdecho" scmd) ) j9 w% m+ K# f# H, N( ~: q* v
- 0 n# r* c, n2 s1 h2 u
- (setvar "osmode" cosmode)
* B. a" `2 y8 n! R* J - # G$ y2 ?3 c w0 |
- (setvar "coords" ccoords) 6 i* V3 k; J( d: D" n
- ; o8 S. c. g( J
- (princ "n\n\t --多谢使用角度捕捉2.0版,程序非正常结束--!\n") 4 A' V+ t" d' C3 g2 n. X
" b0 m& Z) S) l1 p6 q5 D1 ^0 c/ {- (princ) 5 ?4 \2 ]" I: m' \) z5 \, X
- : v; i9 F, Z- r+ A- P# P6 ?9 ~
- ) ;for defun err
, c8 Q; D" w2 H; f( p8 w" w
* w( s; R& G. Z3 T5 j- ;; ant(),设定捕捉角度子程序
* l, S. ?1 w5 D/ q( _7 p% d$ f. \# Q6 V - ! K0 k& ]" s/ b1 v4 q+ c7 R: a8 V
- (defun ant ( / ang0 ang1 )
- \) h. p) e O; j$ w, S) }
! I2 d- y! q& u7 }$ R( \: G- (setq ang0 (* an0 (/ 180 pi)) )
7 V! ~3 I) m! b! z! Y
& |- x' _3 L2 {1 A7 E4 ~- (princ (strcat "\n请输入捕捉角度:<" (rtos ang0) ">_"))
1 I. ?# W: R; x' Q# n, Y% k' l
, a' I$ u, W: Z0 p6 f4 N3 K- (INITGET 4) 2 A$ `! q5 W) ~6 @0 }8 ~7 D6 m
- 8 c. A% `9 ^- K Q& F) m
- (setq ang1 (getreal))
8 a' n4 U: m7 \( j# \( M: w
% Q, k" i6 J0 ], M. P0 d9 L2 K- (if (not (null ang1))
; e7 \# Z( `, t+ G" C, |
5 ~5 J# G8 _. ]% s7 @- (setq an0 (* ang1 (/ pi 180)))
9 o2 n* h: k) F8 J8 I
1 i9 Z" x' L* K. i& K! s8 F- ) ' Q3 l. A% U/ {1 ^' s9 Y) [
/ e2 [ ^7 ]* Q& c- (princ "\n F2/F3/F4/F5/ESC/Return /下一点:")
# |/ f# ]& t5 M3 J$ T, F. n$ \ - ) X: i0 g8 k$ M1 \; P$ G
- ) ;for defun ant 6 X6 ^ y8 x' d2 ]! L6 l5 ~( x
3 `8 U5 \, ^7 C, S2 @ r- ;; leng(),设定捕捉长度距离子程序
: l: r' q1 R L' R" y8 i7 }1 q$ @; @ - 8 {" Z Y4 k2 p8 d
- (defun leng ( / leng0 leng1 ) 8 |) H2 \- P6 ~2 y
- / a. T$ b( {9 Z5 R! c5 j
- (setq leng0 len0) $ I" }" v: h$ r- d; u% B
- + b: }9 p2 R$ O/ m+ O6 c
- (princ (strcat "\n 请输入捕捉长度距离:<" (rtos leng0) ">_")) 1 a$ N G& ~9 \* C0 y7 L3 q
* j3 d) S3 G/ b: Q- (INITGET 4)
1 _$ v! e+ o8 e2 b6 I$ W' v* E - + L" }! G9 T4 u$ K- k1 U' k5 u
- (setq leng1 (getreal))
$ x9 F7 k1 ^: \& T6 h
. c) n( Q- G; Q- (if (not (null leng1)) : w t" e, \7 i' k) J
3 {! p E) N3 _2 l) A$ j- (setq len0 leng1 ) $ R& A9 e" V& q
% T/ x- p+ g1 S& @- d- )
1 g |& l3 B! g x( `+ R5 i
7 J: K7 k' @% O% \- (princ "\n F2/F3/F4/F5/ESC/Return /下一点:")
# M ~5 ~) v) G - 5 X$ e* G2 A8 C% P
- ) ;for defun lent
8 c% o. t) s- W. g9 K" K
- }, t) G* F8 Q( 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 , X I1 o7 Z9 J/ t
4 d3 c, O3 X: }+ i3 F1 j9 `* q- (defun field ( ps pe ang0 / ang1 n )
: s0 G6 X" H4 d7 R" d. ^' {) W# O
, @/ F, d6 z) x1 Z, V/ `- (setq ang1 (angle ps pe))
- A/ q/ i' l) V7 t0 E2 Y4 o% ] - [, ?( L0 {$ E4 x% ]6 R
- (setq n (fix (+ ( / ang1 ang0) 0.5)))
- g( C3 ~. ^7 x/ Q7 T - . [/ h6 L8 l8 ^6 m; U& Y
- (setq ang2 (* ang0 n)) 1 Z# g( t& ^1 n/ ]
1 W0 L; o1 q5 z1 o! r5 a- );for defun
: i0 u1 u: t% g7 r
7 ^0 v# l$ O/ W& `. N- ;; 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
1 |4 `+ f7 h, o# K
! q; M) b2 \8 U( l- ;; 捕捉计算落点
' R" M: {6 M, w: E# w2 v( j, ]( j
# ?! @6 H2 V8 V- Q w! P7 R* \" t. j: [- (defun endp ( ps pe ang0 / p1 p2 p3 p4 dis ) : L/ H1 M! X" I( ]) Y A
- - F" S, n% K6 B) R; G
- (setq p1 ps
0 I) u9 ?. f4 s( h; n" x - ' n9 x2 v3 ~" \1 k" h
- p2 (polar ps ang0 1)
; ]- ~& f' @9 s9 [9 @8 U
& \! Q5 O4 w T7 v/ z. X- p3 pe " {; t) P& k4 j! E3 I- K( ]6 ~
7 `0 {* d8 w5 H- G0 w- p4 (polar pe (+ ang0 (/ pi 2)) 1)
* W4 q% ^/ }/ e" i
: t; q, v0 k' `! f' n K* p& M" r- ) - B: H8 x+ f6 q6 Y
- " b8 {" T6 o7 T
- (setq pend (inters p1 p2 p3 p4 nil)) / u: N2 z. x. q6 ~
- 4 K" u0 Z% x, s$ V* F; r# F
- (setq dis (distance ps pe)) $ x( I9 f( `. a/ \. @, q% p4 b$ u
- 3 o1 A, j& r* K1 H9 o
- (if ( / = len0 0)
5 f; ?. ^, x/ N U - 3 O Z- w" R. i& h# b4 K, ]
- (setq dist (* (fix (+ (/ dis len0) 0.5)) len0))
8 ~6 ^9 D1 f' t
+ e U, Z$ H7 o1 X; c. P- ;else
; v2 U( Q. k, I! F/ d5 t' `# P& @
: r9 i5 F7 S* z+ Z6 V' E- (setq dist dis)
' J _( p1 M2 E9 H4 ]5 T/ b, V; a - `; u0 N/ k8 w$ ^% N: d) W' E% v
- ) ;for if
) f( @+ q8 h8 E
& E. m a8 L! _- (setq pend (polar ps ang0 dist)) * W- x! u$ l9 r: s3 p
5 w3 j$ O7 ~% Z3 A5 C- ) ;for defun endp ( ]; i' ^6 ?3 U6 O/ j
6 U5 a/ _" `7 b7 z. D- ;; drag(), 对上一次显示的拖曳线进行"或"操作,使其从屏幕上消失, ) l& t; ]0 P1 }5 s
; y+ Z7 B5 {+ F U. O8 H- ;; 并绘制下一次拖曳线
2 D/ ]$ O3 n i* l; Z: G4 I7 H/ z6 ^
6 `" `$ Z4 P0 y- R- (defun drag ( pold1 pold2 pold3 / )
. K( Q% m* H+ ]7 s* G9 z* O - 6 S* |! @7 S d
- (if ( / = b2 4)
- D4 ?$ ]. g: N5 g# s- ]8 N: \ - * P7 @# h9 G* _; z& n2 H4 I
- (progn 1 p$ i0 O& N2 m4 {
- 4 O0 K5 |+ b! z: p! d5 g1 D* E
- (grdraw pold1 pold2 -1 0)
0 r$ Y) q$ n) U x! L0 | X# A$ @ - ' I. A2 I. B! y; r
- (grdraw pold2 pold3 -1 0)
" \6 b9 U' Y8 `8 A+ P$ p5 g( \ - + ~! W- X! f% B8 g# ?7 n: W
- )
; L" G! C; h5 @; N4 f! O( g: h1 a
5 Q% k* }, }" _2 J( _/ _* |& Z9 w- ) ;for if 2 T( |/ e% f; D0 n
- % h9 ^$ {8 z1 \- [3 V" w! ~
- (grdraw pstart pend -1 0)
+ Z0 @3 h- g+ F/ U& L3 F - & _0 f6 O! s: |" t8 a7 O
- (grdraw pend pframe -1 0) $ X: n* }) T0 Y1 m1 s( ~# V1 `
9 a0 o/ ~: w$ U" X, K( n- ) ;for defun drag
# @4 B! e( Z- y# P5 U5 l0 l5 K; P* N - . Z9 b0 W) j" t3 T: x7 }. M
- ;; coord(), 在屏幕的最上一行的坐标栏显示长度和角度 2 x: c1 c4 t' N$ \! ~
- ! Z- ~ R' _4 n+ J; {+ t
- (defun coord ( / str leng1 leng0 ang0) # J# s: z# E$ [" `0 j2 f
- 8 D1 R/ [# B' Y
- (setq ang0 (* ang2 (/ 180 pi)) ) , l0 V) @( S9 ~5 v
- 0 A% b" i" V& R6 H
- (setq str (strcat (rtos dist) ">" (rtos ang0))) : [% t/ Y" P* k% i) S* A, \
* Z8 V9 w/ P6 n' M- (grtext -2 str)
% J& X9 _1 w( P" q2 F - - J3 S% r% E6 b, J
- ) ;for defun coord
9 U3 j' z) Y$ G+ p) Z0 s) Y
/ t* J9 F, h! w- ;; init(), 对程序进行初始化 6 v5 Y* ^% ~1 ^5 l
. _+ ~: T! U7 x K+ D) a- (defun init ( / ) . h( |7 p2 k( O
- 1 p8 Q( @ W- U1 L/ ]
- (setq scmd (getvar "cmdecho"));保留原命令回显方式 H2 M: e+ b, K; {- r
. }! T- J9 ?* }( H5 }0 E* d# s P- (setq ccoords (getvar "coords"));保留原坐标显示方式 $ Z, j; w I5 `( D8 c' a$ ` V! F
- & f3 C# j, ^/ {0 p0 X6 F8 S
- (setq cosmode (getvar "osmode")) " m/ Q; V8 @9 M/ ^5 M! {/ h
- / A( A9 ?" j1 [4 f
- (setq olderr *error* *error* err) ;出错处理 % c: c, n' b# V7 I/ t% ]
8 s8 Y" X) g v2 }. Z- (setvar "cmdecho" 0);不回显
' U3 _5 t9 B6 o0 H. v* y& R
5 R" ~* b6 O& N+ i! Y% C- (setvar "coords" 0) ;不显示坐标 , ~5 l3 R$ n# B [8 Z1 B
5 x5 c: G: `: n; {4 f8 z- (setvar "osmode" 0 ) ;取消捕捉
& S8 E- s$ n6 a2 n: y' {6 u1 q - ! ^! E2 _) w3 [) K9 u e
- (setq b 0 b1 0 c '(0 0) ) ! o- a; Z2 K/ \" C: V$ a
: l- K: s# v* S3 [9 i- (setq pstart (getpoint "\n 请输入直线第一点:")) + X" D: V: q: B4 K
- N1 l3 ^) o& ^3 X
- (if (or (null an0 ) (< an0 0) (not (numberp an0))) : r$ Y7 Z" {8 X5 E; t, X" B7 s" `. R
; U7 V6 h1 L2 \2 d- (progn
$ K& |' M7 W2 d0 p
3 |/ w, g! g7 a( B7 c" q- (setq an0 (/ pi 6)) % u! L7 l* {$ a& ?
- ' Y+ i* V& S" Q! n
- (ant)
# ]! T) F' t* B5 M* o- {- { - # D$ U2 X$ W- t& t% U3 I1 h
- )
( B! o5 E F* Z) u: N R0 c+ d) @8 x! Z - 5 r- Q& }( V ^0 t, z# l. E
- ) ; for if
5 j& V2 p4 W" ] - ( `! n$ u" ], G+ o
- (if (or (null len0 ) (< len0 0) (not (numberp len0))) ) S- |% \+ Y$ p. I% {0 x0 `8 l
3 I8 u* u* P# u3 X9 i- (progn
1 K# n$ f% V7 Z" I; K8 T' | - : U4 b! J7 t6 |
- (setq len0 1)
: V8 h ~5 r! z$ s, e& Y/ q- x1 B& n
* P$ m4 \* B8 i2 k/ k9 X- (leng)
4 \+ J2 M: f Q
3 J9 f# Y$ |( n* @" N- )
! D. @: B$ z0 i! b - & W, `) Q7 A/ H! A& C% L% E
- ) ;for if
3 h W/ j- H( X& \3 [
Z$ z$ m# i: F+ j1 ~0 O1 v- (if (null len0) (leng)) 6 M5 q4 A5 r: R; e, O
+ x0 ~ ~* b7 D- (princ "\n F2/F3/F4/F5/ESC/Return /下一点::")
& S' |' R/ y9 F1 }# g
* t! x( T& E/ k: }- (setq a (grread 2 nil))
% \8 J0 E/ J7 \- f) a# c9 p
3 F( o: \6 ~- F2 a+ M2 a- (setq pframe (cadr a))
/ T' q8 k5 d2 T+ R1 C0 a- } - : ]; {, Z1 J( }
- (field pstart pframe an0) e! a4 Q! n5 k! m( {" a
- 3 [$ [9 ]; \+ k0 Y0 a5 V5 ~
- (endp pstart pframe ang2)
; m7 ~/ ~ R4 f3 p& [ - $ ]2 W( e. @: H1 k
- (grdraw pstart pend -1 0) U' L5 Z! K- n, O
- * ~5 g: J) U) N$ i. Y
- (grdraw pend pframe -1 0) 5 k' m8 j$ |3 M% E
3 g/ H" q( K" p5 h9 O, M* Y- (setq plast pframe polde pend) & q0 }2 `: O, a$ h
- ! D+ a! U; @# g: h
- (setq b (car a)) ; d. {* i1 p9 k+ c! V5 D' Z
: u4 O3 E% m2 }* K5 D: G# N. b* ]- ) ;for defun init . g" U8 t. }; a c
5 n: p9 U! q" p# n' r- ;; home(), 设置退出程序的控制变量 2 `- i7 [9 J. P5 k
: ^& Y$ O( }; k1 ^8 p9 W# |' n0 c- (defun home ( / ) & X/ Z; i" ^+ O' x/ b9 d
/ }" v2 y2 \- C @% r ]- (setq b 3)
& y4 b" h! n5 G1 U) ^/ N8 S - . K" f3 T; m( R" r+ B+ M1 Q
- (setq b1 1) 6 c. t- d$ {2 w
- ; A U! z _' }
- ) ;for defun home , s8 S+ O# H2 Y2 v
- ! I. r& Z6 n) H/ D* {2 m
- ;; pull(), 接受用户输入控制子程序
" v' z4 t2 O* q) z+ k, t, g - 3 l; \/ ^7 m( O, z6 e' D
- (defun pull ( / ) 1 h9 T z" p# B2 ^' q% j8 ~
* Q* O0 V+ h) D2 Y/ v0 Q9 `4 Z; P* Q- (setq b1 0) 7 F' S/ m# l+ _1 v
. d6 Q; t% o- b- (while (/= b 3)
; G: z5 w3 d e+ { - 7 a7 V* k' @' g3 e
- (progn
1 Y" }) j9 G$ r - 4 X: D5 i. r+ _7 N; q/ G
- (setq a (grread 2 nil))
; A1 q3 l C7 `" a* p* R2 N
* y1 P0 H5 Y& Z1 I- (coord) ' a3 g: L8 b& a b6 P) V2 T5 j% S
- " s; T# d8 g* _9 [' a2 q/ p
- (if (and (= b 2) (= b2 4)) (setq b 4)) # _+ T& R( m x' e
- 5 B* W+ m, P) W
- (setq b2 b)
$ E1 O+ E' |6 n# _4 I8 B
9 ^% I( L f! W( E1 U# I' w+ ~* J- (setq b (car a))
+ W4 ^# V I5 h! @- w - 0 j. c4 @ E* C: z( Q
- (cond
% \& l8 f! s3 K+ o
1 d2 z9 ?% {0 M0 z! n" q- @! g5 g6 _0 [- ((or (= b 5) (= b 12) );只移动十字光标时 " [# g- T l6 w' O1 f1 I% i
: L7 e! |. g- _- a4 C6 _* S- (progn ' x* @7 m7 s" Z0 s3 h9 e+ Y1 F) d
# J |1 m+ Z9 U N; [- (setq pframe (cadr a)) 8 n2 w4 g+ P$ I
- , h$ P- p# L$ @. X' P
- (field pstart pframe an0)
: j/ \2 `; k) o7 T0 q0 ~ - # D m4 L. n, h3 k
- (endp pstart pframe ang2) / s# z8 G0 d) i' h
- " @! |( y0 W& e# b
- (if (>= (distance plast pframe) 0.1) ; o! f) {% D5 H
- ) i9 |- E* \9 }8 v4 a! k9 c; x
- (progn % R; t& r3 ]2 R& G6 @0 A
I2 s% k$ f8 \- (drag pstart polde plast)
. K+ \% f% o/ a$ ^& b# ~
3 s2 w6 {0 }$ R+ s+ U5 h4 B( _4 ?- (setq plast pframe polde pend)
, [: N' w0 X! J
9 Z; D+ }+ j7 u$ k- q1 p% p- ) ;for progn 7 \ k' t( S% { w, t% C' |
- 1 t+ I6 u& ^8 h% g: w! _2 }8 S$ B- I
- ) ;for if $ ?' E A1 X$ A- o8 w4 N
- + I- g6 {+ g2 [' V+ |
- ) ;for progn 3 V' C1 H$ J" |/ {3 A
- ) w& c" r) W7 f- @" I: _: e% ^# f/ `0 Q
- ) ;for cond1
/ k- _, k" h( L4 @( Q4 ^' y5 }
/ i0 ^' V: ]0 |8 q- ( (= b 3);用鼠标在屏幕上点取一点时 2 Z% `+ p2 a6 F- x+ T" @
# v4 f* N( j( |, V- (progn
2 b" @$ E% l4 m. F- Z5 ]3 ` - ! t% B' } }( {; k" W3 O2 v
- (setq pframe (cadr a))
5 u# q$ H0 {0 f; o a+ u
# `" a* v8 Z, |2 L- (field pstart pframe an0) 4 i4 u9 B- t5 H& F
) w& w8 X$ u$ G" I b- (endp pstart pframe ang2) f" q( C. e& }- } I
- * ~7 L& n: x) Q) \8 s
- (if (>= (distance plast pframe) 0.1) 1 |( Z Q- Q+ u( u, b" g
' c2 D& A7 i k9 ~* M- (progn & ]( L. W& a1 P# S. r
- ( G) j* ]6 ?+ B, g" P; t7 g
- (grdraw pstart polde -1 0) 9 h3 e* q+ t, a% J8 `8 z; R% X
7 D. s/ @8 C( i+ ~- (setq plast pframe polde pend) , n4 H9 i N5 A m1 U
% Q! c' m. H% c1 x9 L! ~/ i" d- ) ;for progn 4 b* Y0 M5 s# Y ~. |' E
* A9 O& I6 E' c3 j- ) ;for if
) ]0 ?3 E" u$ k - 3 U. y- v% V; F# J% o/ x* a( e
- ) ;for progn $ x6 c/ B& \7 O; ^+ \) _: \, B, k, m
% ~( \9 s) l- I2 F: c% l- ) ;for cond1 5 ` o( _, `, ^; @8 T
# j8 y L1 p2 t8 @- ((= b 2);键盘输入 + O- c# K( D/ g/ R4 h
- 5 s$ B/ E& E) e) X& K4 g8 x& z
- (progn , Q c4 D2 o0 l3 \
- 1 M4 ^0 Q+ c5 K/ ?
- (setq c1 (cadr a))
/ x* V) D8 m% _1 F
4 _1 \' ~+ P9 @- (cond ((= c1 138) (ant)) ;F2
, l |- Y& `6 I: R" C5 n# L8 f1 v - $ Q+ B6 ~1 o3 }' W
- ((= c1 139) (leng)) ;F3 : [! f W( V6 E* X8 ?
- 0 `. L) N s c: q1 s
- ((= c1 140) ;F4
5 F- t4 {+ B& g( S; y
+ b; S9 n4 P' U- (progn
* ? A( D. s }) f+ f - # t' S9 D' A3 q$ c' J: A
- (setq b2 4)
" Q2 U& f* k' z- d! `0 Y" i - ( D9 o$ ~4 ?* U, K& Z
- (command"zoom" "0.7x") - I+ i3 T! W5 i( t1 G" k0 e$ d
. P4 P5 K& o" F. h& \- ) / ]/ X/ e* U( z( s+ y* s7 W! T
; P9 B( ]9 G# M8 `- ) ;for (= c1 140) : p- j: m9 o; ?
- # ^. m- l+ c- a$ R: d& G9 V: c* \
- ((= c1 141) ;F5
: ` m7 Y4 r( ^, z+ E5 F$ w; x5 \ - # Z$ ]; g" }9 T% A2 F. ]
- (progn 2 m, ^9 E3 i1 x
- " [) n# L# |8 W; O
- (setq b2 4)
) |+ |8 T6 a% \) I e2 x8 A
. `6 c' p; w2 x- (command"zoom" "1.4x") ) N7 H/ P, N- b
- 0 t8 v) A# `0 g# ?4 v! B
- ) , R) k# I- l2 Q5 B) K$ F8 e* d
8 S6 _8 K- e. }) J( [; L, Y- ) ;for (= c1 141)
1 k9 d& r( s, v* }, \$ O8 Y0 l
% f4 e9 @. ]6 K: }- ((= c1 13) (home)) 0 v$ F/ K# k7 y" w$ w9 z4 U
2 b$ ]" V, T! E0 y; X2 S- ((= c1 27) (home))
6 f- \" O: `; W1 b- { - / [# T* I$ I2 g% U
- (T (princ "\n 未定义的键"))
2 {' u* |) f$ }4 j3 ?) E
. g; f# D% Y" p; U- ) ;for cond 2 g E, [$ S6 S: ]' e4 f9 f, a& X; o
( w! W5 [. H# k( z( F- (princ "\n F2/F3/F4/F5/ESC/Return /下一点:") & e" {6 A' z9 A0 t
0 k/ U+ `% x8 K u7 U ?3 F% Z1 d- );for progn
# P' w! Y& ~. O: S6 Q2 G/ F
, ]2 S& u3 x# E; U4 ?9 q- B- );for (cond (= b 2)) & _* w2 Y- k7 L7 O& L/ ~; h
- * c$ u- Y. Q5 Q4 I: F6 V! g3 v
- ((= b 4);点取下拉菜单时 $ ^5 e2 e# I7 T1 O6 |0 s
- ( _, R+ n' a5 z8 P$ M
- (progn
* X( B6 `+ _- r I2 P9 N
, h% w# \% J0 d* b- (setq c1 (cadr a)) 3 i. Y& c8 U" T/ X' Y. F
8 I2 p) s2 k9 \5 h) ?- (princ "\n") ' z1 F2 M9 R& r: x3 N
- T/ l# @+ L" @3 d/ C- d: @
- (cond ((= c1 6005)
& P# ?" r3 ]) O# ]3 `
! ^6 \+ y5 J$ [! n- I( z' c1 {- (progn
+ m8 f) y, C; a8 h - 6 U+ F$ p: {8 j: @
- (command"zoom" "w")
3 ?4 a2 X$ D# W M0 ~0 ^' o; A; _ - % T5 M" m! W: b! N
- (princ "\n 第一角点:") 8 ^0 m# W$ }7 U8 O$ x1 i) r6 V2 q3 H2 H/ k
/ x- K$ P7 B# N( O3 d- (command pause) : d( t1 m2 ?% ^, s6 n
- 5 B1 z3 }6 r. Q3 F
- (princ "\n 第二角点:")
1 W% ^1 y* _' b7 S4 B; w; z" c
8 s% D) k; G2 `9 L. }" C! \9 K# `' h' p- (command pause)
. u0 R8 r& i, @7 A/ x% x ~
! B2 `- t3 }2 x. \# k' V2 x% D" ~ f- ) " _ A+ Q9 h) G. {) p1 Z y2 B0 i
2 b$ t0 W* V2 ~4 t2 w- ) ;for (= c1 6005) " w1 _* A# O3 I! y/ b' a
- 4 V7 Z, o4 c- S
- ((= c1 6007)
& U- h2 o* L3 \! I+ v2 t
) u3 B7 ~0 U7 \& C3 f- q- (command"zoom" "p" )) 7 `6 r* }& E3 { L4 D
% m) m+ _+ T8 d6 i4 [5 j- ((= c1 6008)
- X8 t, X- m: M0 f8 I+ L& l% X - " s. D: n" X5 H# O8 Y; v* C' p
- (command"zoom" "a" )) 1 A. z! i- v0 Q( h7 V c2 u
- & K. x# @0 e2 g/ G# |% c9 z4 `
- ((= c1 6011)
2 j5 r% K/ w) X! j+ T. y* P; { - 8 I5 a- k9 x! v3 M! F
- (progn
3 e6 O" m' ~7 f - + h/ O4 n) q9 Y& H4 A
- (command"pan")
. e9 ?! A1 ]0 J9 F3 S% a8 G - 3 S: w1 Y7 T! M1 x+ `/ ?& ?3 E1 |
- (princ "\n 第一参考点:") ; o: u- R4 i: H o. O' u% D' h
- ' G2 T: o3 I. k7 c
- (command pause) # H' H3 V7 H0 y1 H, v/ q4 R; |( x
- 2 ^6 g: s( } ^8 M- B
- (princ "\n 第二参考点:") 6 y$ v1 I2 F7 i6 ~
- d# S8 v7 y4 m! W, {) J8 i+ D- command pause)
8 {* [( c% |4 {6 h( S5 z8 G' Y
' o, s% \5 Y R2 `' U1 s* Y; ?0 f- ) 7 f( z, | s4 ^- s6 n+ {
; M6 ?7 Z, h1 m" Z- ) ;for (= c1 6011) * ?* E& {( y8 v+ [; A/ d" n
2 D$ O' l- H+ J! R8 d- ;;else 5 j, J- j+ ?8 B. I7 h i* b" ]& s t
/ X2 e/ c4 p6 ` ^# Q- (T (princ "\n 未定义的菜单"))
6 R' V1 j) \/ ?# ?/ n' j - ; D& W0 V: J5 l7 |7 i
- ) ;for cond
2 d+ q4 m) L5 [6 J6 ^5 U- X
% j4 S1 {& z: R! u0 e5 Y- (princ "\n F2/F3/F4/F5/ESC/Return /下一点:") , |0 O5 d5 e3 \9 b
0 u5 m5 F% C" d9 b- ) ;FOR PROGN ( p; ~1 Y& D' q% W
- ! w4 q4 p7 k1 c: x' _5 U# l7 {- V
- ) ;for (cond (= b 4)) 9 @& @6 t* Q2 [& c! F2 |. H! u
- & f U( P n) `4 y. X
- (T (home) ) ;for else 6 l; H P. t) i+ r! f
4 z8 ~, C& K" G. L8 U8 I" a; M2 q- ) ;for cond / c8 ]" B. e2 N$ ] K
- 7 g5 C$ r: W, X! ~* J8 y& |) r V
- ) ;for progn . P' ~0 C0 {( i v4 t: m7 z
- + C' X3 c U i& ]
- ) ;for while ]) l/ {0 g' A, B# x" E
# R2 O# ?' ^1 _& N- ) ;for defun pull 7 f+ O/ }- c1 M8 V( O
. a2 {5 j3 I, J' N- ;; draw() , 绘制直线子程序
( W( }; t D( M - % I Y* S* _8 K& G
- (defun draw ( / ) 1 y6 G2 e9 |. M) J
- 5 y4 M1 I o9 Y2 q
- (while (/= b1 1) 0 w* l* g5 K% D% S+ x' A' m
- + S+ J7 ~8 C& C( m$ t
- (progn 2 M0 g" R3 v' H4 \' T5 }% Q! _2 D
- 9 W x$ ?4 n( q
- (if (= b 3)
5 `2 ^4 W& ^9 D - . d* {) i9 ^; V8 R2 N o6 `) Y
- (progn 3 N& x. n; q/ F
1 v( s3 V6 z l! J' m- (command"line" pstart pend "") 2 ~7 ]: G0 m) |7 [; \% ?/ ?
8 X( G& c8 e7 V4 t5 C% |% a$ c- (princ "\n F2/F3/F4/F5/ESC/Return /下一点:") 9 n- H$ H' O- j" b e+ N0 s
! \9 u1 y3 l% J- (setq b 0 b1 1) r4 t/ W5 u, z K, W( H5 q) |
- ) R; F; C2 Z# {; j& H
- (setq pstart pend) " x* G0 s% b2 J% y
# m$ ]% q6 s: b6 w$ e8 R! G- );for progn ( S) T) V5 f N
- 4 h. p5 b4 F, A
- ); for if
9 p; j- O8 \/ c5 ?" A7 `
& o* r" g; p+ ~9 J6 U8 d- a- (pull) J2 J% B/ s/ M* V$ ?, Z) t6 h
- . F7 A! a2 c) B! N4 k
- ) ;for progn 8 m; I" ?8 Q2 g0 J
- - p" s6 b& k8 e/ m0 D \, ^
- ) ;for while S: |- E2 ^0 u, D/ U$ F3 R1 P
; c! G6 l( f e7 w- z5 \- (grdraw pstart pend -1 0)
% E9 J+ N6 x& B) Z - & ]: B) ~ P7 `8 m
- (grdraw pend pframe -1 0) , u, f) @7 ^* K1 U: @
- Q, K( L- l1 l0 ?- ) ;for defun draw
, V& T9 e, k) A! i; E1 O
3 o! G* u8 Q$ w# L! d, ^6 P* w-
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[ 本帖最后由 cad 于 2008-8-28 18:41 编辑 ] |