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[原创] CATIA二次开发入门教程---16 通过点击屏幕创建线

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CATIA二次开发入门教程---16 通过点击屏幕创建线
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) K/ U" ~2 R( w: h! v和上面例子类似,这里需要手动添加一些action事件,在头文件里面新增加一个 indication,效果如下" Z2 V0 f3 Q9 W
create line.PNG 4 D3 a7 N5 G' I

* X8 T4 Z, \0 E+ @  p; y1 l  K8 E8 H代码如下:! u3 b& b8 x5 y7 \/ [% \
7 d4 w+ u( l, \0 b6 X6 H

6 J/ S* P: ]! Y! O9 P* P( {8 i//-------------------------------------------------------------------------
6 s! x5 U9 k  q* e9 k/ ?// Constructor
: }+ R: V/ v) Y//-------------------------------------------------------------------------
/ U% Q9 p  U6 v, Q  @: d( f& hCreateLineCmd::CreateLineCmd() :
0 }; q# [( s: s# G$ ^3 i  CATStateCommand ("CreateLineCmd", CATDlgEngOneShot, CATCommandModeExclusive) % y- q$ `* _2 A) R3 [/ Z$ s
//  Valid states are CATDlgEngOneShot and CATDlgEngRepeat1 a# I0 s' i8 X) e8 s7 k
  ,_IndicationPoint1(NULL) ,_IndicationPoint2(NULL)
  d2 a" q+ g6 `. P- v( ]/ e4 i{9 x/ P' D6 H! X% w9 I* @0 U* ?
}$ Z' ]! {, z5 e! V. j: q7 O) O. Q7 _
//-------------------------------------------------------------------------9 U7 A' ]( J) Z# R6 K
// Destructor
( z, A9 ?$ E4 i  V//-------------------------------------------------------------------------
; Z7 Y' q+ e1 B+ UCreateLineCmd::~CreateLineCmd()2 \+ c1 }% A' H$ i5 L0 F
{" |8 r: Z, y% T: L' \# J
   if (_IndicationPoint1!= NULL) - H2 k- ]6 p3 h  o$ {% r" a/ M: v
      _IndicationPoint1->RequestDelayedDestruction();5 w+ o" j+ H, i* t- A) w! T7 @
   if (_IndicationPoint2!= NULL) " W" Q4 y) B' c
    _IndicationPoint2->RequestDelayedDestruction();* W' [0 o% b5 ]/ e
$ k0 A6 R4 ]7 A% J( x) ?3 {
}& ^! @+ v' B/ e# l8 R
8 t0 b0 w$ R6 d+ u( `2 N2 ]" y2 P9 J
//-------------------------------------------------------------------------
! j- z, E6 o3 d; x8 `$ _// BuildGraph()
! G( \/ Y! o. \. k" n) m( t//-------------------------------------------------------------------------
$ R8 J6 I# |5 U4 P. avoid CreateLineCmd::BuildGraph()
  q+ r* `/ Z  t6 Z3 }{
) C% p+ d/ @0 U6 r7 R, `  D- Q+ |! w7 D% `' w4 D7 q
  // TODO: Define the StateChart
0 @5 w! H! N1 i/ [5 O: O  k  // ---------------------------2 y5 g- V: l9 d
  _IndicationPoint1 = new CATIndicationAgent ("IndicationOne");
! |& W$ s4 r: B+ B' b0 s  AddCSOClient(_IndicationPoint1);
0 g3 `& V, R8 O/ K, t: w' d8 s0 ]  _IndicationPoint2 = new CATIndicationAgent ("IndicationTwo");4 c9 s% P  z2 j# O% p
  CATMathPlane PlaneXY;* C0 W% X; N' j2 A3 `3 c. n
  _IndicationPoint1 -> SetMathPlane (PlaneXY);
) D) Z) _6 [5 i' G! ]  _IndicationPoint2 -> SetMathPlane (PlaneXY);
4 {: F7 L1 g* l4 e* @  `: U  CATDialogState * initialState1 = GetInitialState("select first point");+ L8 a+ ]% G6 N  T: E7 g6 p
  initialState1 -> AddDialogAgent (_IndicationPoint1);6 M' `) A- w  T; \

. ~# }5 ~( _! X6 P  r% d  CATDialogState * initialState2 = AddDialogState("select second point"); // add important
: M0 z  z$ ^  r- V! P7 u, ]  initialState2 -> AddDialogAgent (_IndicationPoint2);# h+ F+ y0 E/ r# T3 t
7 v$ H: c8 s; i0 Y( m- w
  
! `; n% U+ d& ^# {  AddTransition( initialState1, initialState2,
; {2 ?& L0 `" O# N                 IsOutputSetCondition (_IndicationPoint1),
0 S8 S  ^1 A1 r                 Action ((ActionMethod) &CreateLineCmd::ActionOne));: e. g2 P, c8 ?: K8 c. t9 Y

8 p7 o" ?& d0 @  F6 @  AddTransition( initialState2, NULL, # T) T0 ]* A7 r  p; Q
   IsOutputSetCondition (_IndicationPoint2),9 v: I5 C) [+ s! H$ k0 f
   Action ((ActionMethod) &CreateLineCmd::ActionTwo));
4 O1 y% w* p$ v" u}
- }# x# S, R. l3 t9 F4 c2 v: t' b
) a) U+ {8 @- x& n, I6 r6 F//-------------------------------------------------------------------------# R5 f! X" G5 s" F2 Y
// ActionOne ()4 I4 b* M/ e2 p  j8 Z# W
//-------------------------------------------------------------------------
1 O0 F  f; k4 |# p; A! t$ QCATBoolean CreateLineCmd::ActionOne( void *data )2 M& h! v/ ^3 v+ K; \$ p$ P2 ]
{
4 [4 y$ @1 {! x  // TODO: Define the action associated with the transition
% s* O6 F* d5 i. ]  // ------------------------------------------------------7 F* Q) j5 E2 i6 I! S
  CATMathPoint2D point2D = _IndicationPoint1->GetValue();//获得一个2D的点" S# O/ N, r1 x3 W) N
  CATMathPoint Point3D;2 C' F+ A. N2 l
  CATMathPlane Plane = _IndicationPoint1->GetMathPlane();% q5 U, V! C6 j1 j( w+ ~4 c7 O% H3 ]
  Plane.EvalPoint(point2D.GetX(),point2D.GetY(),Point3D);  //将2D点转换为3D点+ l4 q( Z# {7 b0 k; k' d" b2 g/ w
  //设置Container(非根节点)
$ o" [( ?  `6 g. p% D* _+ L  //获得Editor
$ W' `  f& u: C! i& j9 {5 A  CATFrmEditor* pEditor = CATFrmEditor::GetCurrentEditor();/ A" C# Y4 X- S1 A: z2 U. t. i0 n9 x
  //得到当前对象的文档
  \0 C$ W8 V  c- k/ X5 m, Q  CATDocument * pDocument = NULL ;/ t" Y. z- i0 E8 S5 b5 C/ C, w
  //取得当前活动对象
, y1 a7 K6 h6 g+ `4 v5 O  CATPathElement activePath = pEditor->GetUIActiveObject();
) Q& e+ Z3 S- x  q" c% Y  //取得当前活动的product! Z4 Z8 a- t4 C8 E
  CATIProduct *pActiveProduct = (CATIProduct *)activePath.SearchObject(CATIProduct::ClassName());2 L) h7 [, x; K7 \( q. H/ W7 R
  //当前活动对象不存在
% Y, w: J; ?. C7 c. z# Z  if (pActiveProduct == NULL)
1 t+ P, Y& m2 v. b* K6 f3 p: H  {
8 z; J% j5 n9 m# r% D9 h    pDocument = pEditor->GetDocument();
* k. ^4 M) `, M2 {: ^  }7 y+ _- n! v" a0 O9 y5 f* j- L
  else2 J( V* n8 E! h  J
  {* s9 C; p+ A- C8 E0 r3 I; a! D
    CATIProduct_var spRef = pActiveProduct->GetReferenceProduct();
" {# O2 O. Q- ~: o, Y    //当前对象的引用对象是否存在* m4 I* W4 a/ L
    if ( NULL_var == spRef )
) Y8 t9 n- V: Y' l/ y6 ]& _    {
% |" z( W" s; b. P2 U: P      return FALSE;
! L5 Y; f% B9 U$ ]2 ^! s  x+ ]6 Z6 P    }
9 N& W0 o: E7 t3 B9 n4 p1 B    //当前对象的链接对象
$ C+ i5 s( _9 o; A5 _6 k    CATILinkableObject * piLinkableObject = NULL;
# N4 ~, F5 d! E9 y/ j" j2 }  E    HRESULT rc = spRef->QueryInterface( IID_CATILinkableObject, (void**)& piLinkableObject );                           
0 ?' e& u3 C4 W9 l- z4 L4 B& a; Y    if ( FAILED(rc) )
& G' [4 I. _2 t- V; W    {
7 Q/ i+ Z) H7 T. s5 t      piLinkableObject->Release();6 A& D* ]4 f6 `0 |; o! q
      piLinkableObject = NULL ;
, d  @) j7 ~+ X& e6 X8 y1 ~7 ^& A      return FALSE;
: w0 K2 g: X! |2 p; S    }
) J0 v. _3 k! p3 E& n6 G    //得到当前对象的文档) T* p) S& s6 r$ q* H! s  p
    pDocument = piLinkableObject->GetDocument();; r$ H- t; ]- P
    piLinkableObject->Release();
  r% m* \3 j, x9 k6 r1 _' f    piLinkableObject = NULL ;
' B5 t2 I. V7 f- e3 c+ z) Q* @    if ( NULL == pDocument)
0 [* W$ U: u+ i, i" Z) E    {. T8 B4 O. E9 p- W! W' [
      return FALSE;) ]$ P$ r5 P, E% P7 f0 z
    }+ _  V" l8 v6 v$ d2 u
  }
, A: ~$ u% e, @* K  l" q. G/ g0 `6 o+ ^  //得到文档容器集
+ Y% j4 m) _2 D. F* q  CATIContainerOfDocument * pIContainerOfDocument = NULL;
, g0 i; V4 J) f! w  HRESULT rc = pDocument->QueryInterface(IID_CATIContainerOfDocument, (void**)&pIContainerOfDocument);
; f8 e2 F$ _" q5 \, I  if (FAILED(rc))
* f& l4 X& E$ v1 B  {" F- O% U5 L7 m7 W: y% k  R! m
    //pIContainerOfDocument->Release();# ?# u: x* O9 g1 \
    pIContainerOfDocument = NULL ;
0 x6 I( [; _% \6 L3 f    return FALSE;" Q( ?1 V1 v0 g/ j9 J. Q
  }
+ ~! y3 r+ p+ A$ H) B+ m) j3 e  //获得Document; F8 y! a) [/ \3 a1 l/ q
  CATIContainer* _pContainer = NULL; 6 U9 ^' }7 i- Y/ k: t, f) D/ Z
  //获得SpecContainer
) Q+ i6 j1 c: A& y4 n  HRESULT hr = pIContainerOfDocument->GetSpecContainer(_pContainer);
3 x! Y) J& w: y# R& O/ }$ l  cout << "container ok" <<endl;9 A& u3 J! z1 ^& g2 D0 F0 I, j
/ f0 U! n7 K6 e
  //GSM工厂6 e7 w$ v$ A) t) w& H7 i+ l
  CATIGSMFactory_var spGSMFactory = NULL_var;
' R: I  h  J3 Q/ L; Z3 U  //设置工厂  
% Q& p5 [9 c. t6 j( P- k4 i# k  spGSMFactory = _pContainer;         ) W6 B& I1 m" s3 R+ V
  CATIGSMPoint_var spPoint = spGSMFactory->CreatePoint(Point3D);
2 w/ L  U9 e" I  spSpecPoint1= spPoint;     / T" Y5 l" R% u! }3 A* i
  CATIGSMProceduralView_var spSndPntObj = spSpecPoint1;7 q8 Y# C' u% H; S) [1 k' k9 a
  //*将点显示在屏幕上( n! T& j! r9 ]$ n
  spSndPntObj->InsertInProceduralView();
1 E$ b% ]) h: \4 k4 a& d- e cout << "create point ok" <<endl;% F3 G! ]: g' K( X( U0 L
  spSpecPoint1->Update();
) `+ E  n4 ]* I1 ncout << "update point ok" <<endl;
% b1 x; `3 V) w; W) x7 M  return TRUE;; u' ~- V" [- I) `! l+ L. |
}. b+ D& M3 _1 E- v# B+ I/ e2 q% r

% [4 v! U7 B5 K3 V- M9 d; I2 ]- ?8 M9 d7 ^$ B4 _8 Z

) r3 P2 G' \) H5 RCATBoolean CreateLineCmd::ActionTwo( void *data )
8 r; F$ l. v0 E( t3 S6 C{
! x% u+ e, I$ Z* v+ H2 S8 W6 Y // TODO: Define the action associated with the transition 5 B5 @! l: Y% t- J
// ------------------------------------------------------
! u3 g- ~6 e: u1 m0 T, V/ U+ n    CATMathPoint2D point2D = _IndicationPoint2->GetValue();//获得一个2D的点
) S  U' i! ^: Q% ~1 C0 Q7 N6 w  CATMathPoint Point3D;
/ A( X, |$ c0 Z8 ^4 U2 h  CATMathPlane Plane = _IndicationPoint2->GetMathPlane();2 o: T& G  W, {, {6 }' J* ^
  Plane.EvalPoint(point2D.GetX(),point2D.GetY(),Point3D);  //将2D点转换为3D点
+ v2 _1 d5 Q3 F5 s' A' p; ?4 Y  //设置Container(非根节点)
* e! y1 u; }( M1 @. h% l% c3 K0 ~& C  //获得Editor' I7 J( ~4 y% K: M' b9 f
  CATFrmEditor* pEditor = CATFrmEditor::GetCurrentEditor();+ e8 G  `! _; F; \/ G- X
  //得到当前对象的文档
, i1 K& }$ ^/ }1 C6 I  CATDocument * pDocument = NULL ;
) x- e4 ^5 _% }* i  h3 R/ H  //取得当前活动对象+ O: W7 T) u. M$ z6 d. d
  CATPathElement activePath = pEditor->GetUIActiveObject();8 `- K7 [! M# g, d* |4 c# u
  //取得当前活动的product
4 Y+ `4 m+ G6 g0 X9 X  CATIProduct *pActiveProduct = (CATIProduct *)activePath.SearchObject(CATIProduct::ClassName());
& `6 S& y3 K- A, x  //当前活动对象不存在
2 n5 ]# z0 y* c0 h' v) i- ^) v  if (pActiveProduct == NULL)# e' i# r% {" C- f  r# F
  {
0 L  j  c  w$ |6 }  |# x1 w    pDocument = pEditor->GetDocument();
! t: V0 K7 S* e) r+ J  }* r9 W1 ]; l* @  V
  else
6 a5 C" S4 X- `1 W/ H  {
4 c( D$ \6 Y$ A+ z& e: n    CATIProduct_var spRef = pActiveProduct->GetReferenceProduct();
( |. c! }- ], _: z% {$ E2 U( G    //当前对象的引用对象是否存在
  D% s: I6 m8 l1 Z1 }( K    if ( NULL_var == spRef )
6 `/ @# A; j  i* n4 W    {
4 c/ @" \! M7 X1 M8 C1 a      return FALSE;" |+ [+ R0 z: F1 F, Z
    }
6 F& l5 f: a4 K$ d- ]0 A    //当前对象的链接对象
8 O4 j( t; x' s- T+ ^    CATILinkableObject * piLinkableObject = NULL;9 @3 L9 c: \! H9 Y" H
    HRESULT rc = spRef->QueryInterface( IID_CATILinkableObject, (void**)& piLinkableObject );                              x. _/ C: C3 A' e: l4 N
    if ( FAILED(rc) )2 F+ {2 t; d. D# b; n
    {$ o8 `4 ?- Z  h, ?( i) L+ G' c& }; w
      piLinkableObject->Release();
$ j+ P& B  F0 A6 g5 D      piLinkableObject = NULL ;
1 ^  I" L+ j. U      return FALSE;" X6 O0 Y# T- S2 W& Y
    }
: P5 v0 l$ s" O$ R# L# L/ Z    //得到当前对象的文档
; t" ]$ G0 y* o+ D9 M' I2 e) M% W    pDocument = piLinkableObject->GetDocument();
9 l0 ?& E! V0 C6 `    piLinkableObject->Release();
: z( t! R8 @# V2 v    piLinkableObject = NULL ;: k4 `! m4 U8 V) ^4 n
    if ( NULL == pDocument)
$ V- R8 G. h* s2 K  k& _    {
6 V* o0 f- h, d5 w: _      return FALSE;* P, s" G. ?! Q# k# c/ h3 }) X- [8 ~
    }) G7 l; Q1 A% E# M4 }
  }8 V' f. u# e& ?
  //得到文档容器集3 Q0 f# i- w4 Y. O' z$ E* K
  CATIContainerOfDocument * pIContainerOfDocument = NULL;
' G& V, H; H% N/ H- d6 t  j  G  HRESULT rc = pDocument->QueryInterface(IID_CATIContainerOfDocument, (void**)&pIContainerOfDocument);; B. @. ~" N1 ~& k
  if (FAILED(rc))
& W3 R8 j3 p9 A9 L  {
5 i* L  E3 V5 [/ ~$ V0 H  o    //pIContainerOfDocument->Release();$ M6 u! T+ b$ A$ i: v$ Y
    pIContainerOfDocument = NULL ;
# D/ [3 c7 }% O6 t1 v- I    return FALSE;
; r( V1 O, r0 B# B9 ~' L: N  }8 r  \6 b+ Z+ h4 @9 i+ L
  //获得Document# g' l8 q: z1 a
  CATIContainer* _pContainer = NULL; 5 `  x; W& }& U5 Y
  //获得SpecContainer
+ z6 H' h% k% \  U, G  B" V% H  HRESULT hr = pIContainerOfDocument->GetSpecContainer(_pContainer);% u' D! ~: C7 l- s% @8 A+ v
+ _: v4 D. R6 a' o1 U1 E# b
  //GSM工厂; x- D0 w! Y; q( r8 T1 R2 C
  CATIGSMFactory_var spGSMFactory = NULL_var;& Z* s' {7 ]/ f8 k7 c
  //设置工厂  
( L  D$ S' ?! H- g6 V! k  spGSMFactory = _pContainer;         
( s  R1 H5 G  m1 y  CATIGSMPoint_var spPoint = spGSMFactory->CreatePoint(Point3D);! P( v! X) C, I0 G; V3 D1 K: y0 M
  CATISpecObject_var spSpecPoint2= spPoint;     8 K/ c& z# K; `  m; e* U
  CATIGSMProceduralView_var spSndPntObj = spSpecPoint2;' ?" p4 M6 C+ {, c  r
  //*将点显示在屏幕上
% H  ?  X9 e1 g# {. H) \- c! _  spSndPntObj->InsertInProceduralView();
1 o' k" b' {* S9 n  spSpecPoint2->Update();  j% |" F: J& M
  //生成线/ Y/ i. u5 t" Z& J& g+ V
  CATIGSMLinePtPt_var spLine = spGSMFactory->CreateLine(spSpecPoint1, spSpecPoint2, NULL_var);
, L3 z4 C1 V0 h! Q; {  CATISpecObject_var spSpecLine= spLine;     
% m( r: d! N2 |5 a# l! m% Z  CATIGSMProceduralView_var spSndPntObjLine = spSpecLine;
4 h6 T( Q' A: N8 E  //*将线显示在屏幕上
- w% l: s) J, o9 `/ @4 @  spSndPntObjLine->InsertInProceduralView();
2 _( A- P; W% H$ a3 T1 [  spSpecLine->Update();
* Z  ]. p* D9 C& B) q* p7 G. F. G$ @5 |) R+ u& u1 `
return TRUE;9 A' b# C6 |" V3 a+ r" f2 p1 z1 H
}( a# D& R! c8 @$ T  ~
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