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依然是菜鸟求助4 e2 \( e$ b' r1 C' r1 J
我用UIStyler建立了一个按钮,那如何实现:点击该按钮后可以用鼠标选择一曲线,获得该曲线中点坐标位置,我的程序如下,但是似乎总是死循环。
0 L9 L( t5 B" |7 r5 E& k R5 Oint GP_action_0_act_cb ( int dialog_id,9 q, g/ h. A' R* i
void * client_data,3 d5 T, u3 l' h, s' ^3 c9 L* H% r! f
UF_STYLER_item_value_type_p_t callback_data)
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/* Make sure User Function is available. */ 4 {) n. @$ s9 j% H( L" @/ o: `/ R
if ( UF_initialize() != 0) * g$ @# G+ ]" M' e9 y! R8 i4 ^) w
return ( UF_UI_CB_CONTINUE_DIALOG );
! Y6 O# y; d5 j5 ^6 o! Z+ Y /* ---- Enter your callback code here ----- */ V. L& L; c( y6 U
char message[133];# v7 t! |/ _. m. w6 V3 ^0 V6 e
message[0]='\0';4 s8 P. @/ a- Q; z: P% H( ~' X/ F/ Z
strcpy(message, "请选择一条曲线");
' m$ i; ]/ A" {! g0 z( U( u aUF_UI_selection_options_t opts;2 K* `: g( B8 |
UF_UI_mask_t mask;
( R- }' A2 V# P# A% ?5 ]0 c* m5 Aint response;, Z, U" v& }% H" g7 N" l& J9 B
tag_t object, view;
; P! c6 g5 T; Q% U9 W& D* D7 e. rdouble cursor[3];
8 r6 g' F2 c$ ?+ _( Sint unhighlight=0;
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( [ ?# Q& s& D& Q% n) UUF_initialize();
! B3 i; f9 m8 K- H. d5 H! i* ^3 topts.other_options=0;+ L) g: r z! Z3 c# Q; q
opts.reserved=NULL;
+ K0 o" E. X8 @) ~opts.num_mask_triples=1;
8 O- a, U/ T* c% r) X% @* \opts.mask_triples=&mask;
) W2 n5 M) c3 @0 P7 Copts.mask_triples->object_type=UF_spline_type;: |- k( ^0 D D/ \% l
opts.mask_triples->object_subtype=0;
% I) H8 F. i8 J7 D& J5 D" K+ ~opts.mask_triples->solid_type=0;! ?. |1 U: ]% R v' M* A( j& F2 h8 O! ]
opts.scope=UF_UI_SEL_SCOPE_ANY_IN_ASSEMBLY;
$ g9 d( j/ z; l2 R. Ddouble port[3];- _5 g& `+ @4 ?5 x- o- s! \
$ J; G* V5 X3 P3 _do{int irc=UF_UI_select_single(message, &opts, &response, &object, cursor, &view);}. b: u; r/ Z6 X1 N# [- P
while (!(response==UF_UI_OBJECT_SELECTED));0 L3 r; n0 a, M% X/ n
if (response!=UF_UI_OBJECT_SELECTED)
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uc1601("No Curve Selected",1);
3 E" q9 f8 q: d, L4 zUF_terminate ();
( |! P1 U! W/ \; l4 creturn (UF_UI_CB_CONTINUE_DIALOG);$ Z }% U. K" j) ?6 G/ K+ R5 p! _
}
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" q6 ~3 N9 T/ D" u; I7 B$ [& eint ret=UF_MODL_ask_curve_props(object,0.5,port,NULL,NULL,NULL,NULL,NULL);) M: d2 b+ X" d. K
char message2[133];
. f0 @: Y( m) O) o) D1 U message2[0]='\0';7 j. M; S6 T1 ^' c* }
sprintf (message2, "曲线中点坐标为:%f,%f,%f",port[0],port[1],port[2]);
3 [3 E, `0 J [: [6 @ uc1601(message2,1);
3 R1 e( f* u3 h8 Y' s
! Z& O. f( ^" I5 P& t! E( }UF_terminate ();
* F2 G# s9 ^! R: n3 Breturn (UF_UI_CB_CONTINUE_DIALOG);
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