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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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    发表于 2017-5-6 14:18:38 | 显示全部楼层 |阅读模式
    CATIA二次开发入门教程---16 通过点击屏幕创建线9 p& l! l8 T6 l3 d( N, ?0 a9 b

    , D/ H( y) g5 M1 p  w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* y8 c' D) }( a' o+ R
    create line.PNG - S( D  s" n# H) t8 f

    + T0 T; Y! u/ M/ `) u代码如下:$ B4 u: R% ?4 r; o1 y
    / ?& b5 y0 p! s. i; _; h

    $ F6 G, U8 D( H& P) k# G//-------------------------------------------------------------------------( C  r' g  G% v1 F/ C  ^# U
    // Constructor: k% S3 R0 p! w
    //-------------------------------------------------------------------------
    % u' I6 k0 @( hCreateLineCmd::CreateLineCmd() :
    $ I/ }, o/ s% K% A- E, Y: K( Q) A- S  CATStateCommand ("CreateLineCmd", CATDlgEngOneShot, CATCommandModeExclusive)
    3 `: B0 G* e; N3 Z; l, C6 u/ o//  Valid states are CATDlgEngOneShot and CATDlgEngRepeat
    9 U8 A$ Z* r4 Y7 t$ {  ,_IndicationPoint1(NULL) ,_IndicationPoint2(NULL)
    # Q$ x0 p, q! _) X4 |{5 j! o$ x( E; P( e; y( u
    }
    : \# h, H* a  U0 c2 c//-------------------------------------------------------------------------
    1 S0 ?4 {) f- k! E+ G3 P// Destructor
    * ?  [, p. [! V1 p6 G//-------------------------------------------------------------------------
    9 Q, {5 Q' C$ D5 ?2 ~. f6 w' OCreateLineCmd::~CreateLineCmd()
    & z9 C; J2 b4 ?- {; J! P{
    ! X# A" S0 f6 q! e7 U) G/ ?   if (_IndicationPoint1!= NULL) 2 l+ l  a0 D4 z- V1 `
          _IndicationPoint1->RequestDelayedDestruction();: E& {4 Z- e7 \* V. N& [2 ~
       if (_IndicationPoint2!= NULL) ( G  f- v  q% `! M) R  Y
        _IndicationPoint2->RequestDelayedDestruction();% z9 ?" ^# K9 `; M9 r" m0 T

    2 L6 d# G- q, n3 {5 `5 K( C}
      B9 y7 q/ E/ k4 Z) Y0 r" M2 C- Z: r: P8 M7 W7 v
    //-------------------------------------------------------------------------1 l# M4 B% @; _5 b0 Z3 m
    // BuildGraph()- z. I, t) q5 H+ D( D% z9 A
    //-------------------------------------------------------------------------
    2 U8 s8 W. p3 B& \void CreateLineCmd::BuildGraph()$ j9 m! s8 l2 K! U5 F8 X$ U
    {" b5 d6 w; U" {0 ?8 t: ~

    ; u* h% `* |/ V! p  // TODO: Define the StateChart ' u& N% A; b# S: _  Q
      // ---------------------------$ l3 ]1 @4 A) C/ l" j) O* o
      _IndicationPoint1 = new CATIndicationAgent ("IndicationOne");' X% U$ u$ l7 T9 n& f2 r! U
      AddCSOClient(_IndicationPoint1);8 h0 W" g# H% e, p9 y) G2 ^
      _IndicationPoint2 = new CATIndicationAgent ("IndicationTwo");, f9 ^$ r5 n" K9 S4 W# ^( m
      CATMathPlane PlaneXY;
    % w" h  y' h* }! l+ e  _IndicationPoint1 -> SetMathPlane (PlaneXY); % o7 i6 j2 `" b, K( y" D
      _IndicationPoint2 -> SetMathPlane (PlaneXY);
    4 H) n  P1 o+ `6 ]* [" G9 e+ |  CATDialogState * initialState1 = GetInitialState("select first point");# v8 Q, q0 q3 V& y5 ^; |
      initialState1 -> AddDialogAgent (_IndicationPoint1);' m" g) Q! ~3 h

    ! ?0 I/ N- B4 y; k/ e6 s  CATDialogState * initialState2 = AddDialogState("select second point"); // add important% O( ?, H! _! q/ E5 i
      initialState2 -> AddDialogAgent (_IndicationPoint2);
    ! u5 j/ A- M3 Z+ D. p
    " C/ n! l: w/ H+ l) \  
    ' p: d8 {9 r( J0 m# J3 H1 m0 l  AddTransition( initialState1, initialState2, 1 N9 [3 G8 T, {2 k  Q, ]3 F$ J
                     IsOutputSetCondition (_IndicationPoint1),* t4 S3 |; ^5 r1 g! f
                     Action ((ActionMethod) &CreateLineCmd::ActionOne));2 e7 C& t5 F5 s; z: S( F8 Z
    ' P3 I9 e. f% c( Y$ o; t
      AddTransition( initialState2, NULL,
    8 [7 V& i' h) b3 N: c: G   IsOutputSetCondition (_IndicationPoint2),! G) y) Z" L2 p; B. O
       Action ((ActionMethod) &CreateLineCmd::ActionTwo));, r' Z: F1 p/ S: \5 Z: r2 O
    }# R/ H* x! ]% w8 w
    / O/ I: k* F8 G7 `4 v4 W) l
    //-------------------------------------------------------------------------7 O  f; _$ V) o: Y) t
    // ActionOne ()* M% }+ W; y$ C9 D
    //-------------------------------------------------------------------------5 k& {' g" W$ |$ s( L; |2 i* J. P; N
    CATBoolean CreateLineCmd::ActionOne( void *data ). ^0 [  }7 G7 O  c
    {
    ' J- h8 M9 [/ t% m, _* L' V! i/ x  // TODO: Define the action associated with the transition 1 R1 L7 r5 L- `: p; ^1 e* O
      // ------------------------------------------------------
    8 P7 d- A/ h( [  j& ?3 C9 W3 u  CATMathPoint2D point2D = _IndicationPoint1->GetValue();//获得一个2D的点* e7 q7 n8 @8 g6 @4 J
      CATMathPoint Point3D;1 W* M) }5 N# p1 K9 u
      CATMathPlane Plane = _IndicationPoint1->GetMathPlane();& r" K/ a8 R9 t  ], g8 l) ?$ S
      Plane.EvalPoint(point2D.GetX(),point2D.GetY(),Point3D);  //将2D点转换为3D点
    & X6 W" F' x. m; o/ `  //设置Container(非根节点)+ r/ d4 S+ d; d1 v/ ^* {& N) {
      //获得Editor
    6 M; s. H  F! F8 u: L( X  CATFrmEditor* pEditor = CATFrmEditor::GetCurrentEditor();
    ; W' e4 X: F+ I6 ~3 r1 B  //得到当前对象的文档8 J* u' ]. s. m
      CATDocument * pDocument = NULL ;9 c; S* W3 e: H
      //取得当前活动对象4 t4 H3 _, o1 }6 Z3 ]9 l  u7 H
      CATPathElement activePath = pEditor->GetUIActiveObject();
    7 }" I! P; r4 J7 u2 Q1 ^6 P6 v  //取得当前活动的product
    : g9 C5 w1 l% t  Q  CATIProduct *pActiveProduct = (CATIProduct *)activePath.SearchObject(CATIProduct::ClassName());
    , O* L" E9 z2 Z4 F- F8 g  //当前活动对象不存在8 A2 P) M/ Y) T. R7 n$ U
      if (pActiveProduct == NULL)
    & q# u, d7 B, s! _, ~! U  {
    5 {* Q$ W( N7 U7 d3 t    pDocument = pEditor->GetDocument();; u, i$ X. k/ _; m9 [' B
      }  E' j/ K$ H6 Y8 s
      else4 j( ~1 b% v& ]. g% W  n9 S" }& D% ~
      {8 r  I; e% r) \, i) a, W
        CATIProduct_var spRef = pActiveProduct->GetReferenceProduct();
    % q' q, J7 \% @% E6 _1 Z    //当前对象的引用对象是否存在
    ) {: E1 X! W' Y1 [2 s    if ( NULL_var == spRef )
    / `2 \* X0 w; I    {
    ; O; J+ W# y$ e$ \      return FALSE;
    , B  [/ H5 D5 a    }
    , ^$ A3 V! V$ g1 b" x9 }    //当前对象的链接对象
    1 @/ l$ E# k4 U7 a% B    CATILinkableObject * piLinkableObject = NULL;
    8 D: f# R  |( n* ^. a( O& h    HRESULT rc = spRef->QueryInterface( IID_CATILinkableObject, (void**)& piLinkableObject );                           
    1 o- ?% y7 P, a6 n    if ( FAILED(rc) )
    ! t" N  q; A) @9 P; q  @" {    {& u; `& N* ^3 a( Z: n7 y+ t
          piLinkableObject->Release();
    ( q. @$ c" {8 y) s- o      piLinkableObject = NULL ;# l8 S, U3 r! R! U7 P$ ]
          return FALSE;
    " _% k5 j4 @# K7 ^9 k    }7 l1 P: m6 E0 M, P4 f5 F( p  _
        //得到当前对象的文档2 u( a4 G) ?5 e4 Y
        pDocument = piLinkableObject->GetDocument();# p/ e9 K: o# J/ A5 v8 Q" `* L
        piLinkableObject->Release();
    " u) ?# p' f! C$ }' u. D    piLinkableObject = NULL ;" ~+ x4 K& M+ J: W
        if ( NULL == pDocument)  I2 H* }1 Y/ S) o9 V
        {
    + A& Q, u* j8 v* y( D      return FALSE;
    . Y  s- Y" H: Z5 Q3 y2 x7 I    }4 P3 d3 J  t) S
      }% D% B- |3 ?+ h. w
      //得到文档容器集
    3 ^+ q: [+ r( q- X( q0 H! M# w  CATIContainerOfDocument * pIContainerOfDocument = NULL;! |) N; F2 L: ?: ?- Q) P5 W7 o
      HRESULT rc = pDocument->QueryInterface(IID_CATIContainerOfDocument, (void**)&pIContainerOfDocument);
    , j& ^+ V: O0 _, P0 C  o9 ^  if (FAILED(rc))
    6 [- v3 w& J) ?0 `: {  {0 k( l& Z  J' l6 B! g' O: D
        //pIContainerOfDocument->Release();
    ! @4 h* V7 m0 q. u& Y0 V5 C) M    pIContainerOfDocument = NULL ;
    5 J0 r; M: a& n0 F$ D- Y    return FALSE;
    3 Y: ?  z' f" l8 |  }3 M# B5 s4 s" U1 b4 t: P4 W& _3 _
      //获得Document
    6 v4 Z5 ^; I3 p) d2 v  CATIContainer* _pContainer = NULL;
    % ^: |% O# r6 C, O  //获得SpecContainer5 \, [' l. a. s, }
      HRESULT hr = pIContainerOfDocument->GetSpecContainer(_pContainer);
    4 [3 o9 e3 ~0 [5 [  r5 r  cout << "container ok" <<endl;
    $ @, f2 _. P% C  z9 g
    1 \* D1 e' E9 e, F  //GSM工厂
    " s/ {, Y3 p2 u! \3 l0 X; ~  CATIGSMFactory_var spGSMFactory = NULL_var;
    - G* A" U4 S( j: w3 {- l  //设置工厂  % Q$ {* j3 A: m$ l  |
      spGSMFactory = _pContainer;         ! S  q1 p% u. b* k) Q
      CATIGSMPoint_var spPoint = spGSMFactory->CreatePoint(Point3D);
    / D0 g+ ~* V4 B$ X, B, h" H: R  spSpecPoint1= spPoint;     - _9 P! Q. A" S( A
      CATIGSMProceduralView_var spSndPntObj = spSpecPoint1;
    . \! a, o; u, P. _/ c% J+ c  //*将点显示在屏幕上; X* O) ?* ~& H9 ?$ {" h: x; ?
      spSndPntObj->InsertInProceduralView();; l+ M4 X+ P( b+ f$ M3 g6 f* J( t8 {
    cout << "create point ok" <<endl;
    " }  c/ F8 w) h5 @& L  spSpecPoint1->Update();4 s: ~4 H% C3 ?. V: t
    cout << "update point ok" <<endl;
    $ k/ j) k: S7 B; ^, a2 T! y  return TRUE;
    . W( U; Z( x4 d& X+ B- v' g}( g, _$ r& l% n) k
    ) c8 l' F! g; m
    1 e& a, \( @5 U
    3 l+ Y/ m8 s- h( C4 [. l: ?
    CATBoolean CreateLineCmd::ActionTwo( void *data )
    / U* Y5 Q; L0 x# _4 O" y8 D{
    0 ~+ z! s1 U0 Y2 ^2 i: V& U // TODO: Define the action associated with the transition
    # E! B8 b- E5 w, e$ M- [! E) p // ------------------------------------------------------
    / Z3 m4 [: V6 Y+ D9 B2 a    CATMathPoint2D point2D = _IndicationPoint2->GetValue();//获得一个2D的点1 O7 [7 \5 D  O* X
      CATMathPoint Point3D;! }$ @( ]! b# w
      CATMathPlane Plane = _IndicationPoint2->GetMathPlane();9 w, y& X! B1 ?* k( t* M# Q) _
      Plane.EvalPoint(point2D.GetX(),point2D.GetY(),Point3D);  //将2D点转换为3D点
    1 Q) T" @0 ]" c( G/ v9 d  //设置Container(非根节点)! y$ {) A8 \/ V& Q+ u. X5 R
      //获得Editor
    3 k/ p0 O- b2 ]0 E0 I$ R  CATFrmEditor* pEditor = CATFrmEditor::GetCurrentEditor();
    + f. N3 t' B$ f( o* ^  //得到当前对象的文档
    # P, c, b- N/ }- w" O  CATDocument * pDocument = NULL ;2 m+ W+ [6 i9 Z$ \: `0 P! @4 A' O# X
      //取得当前活动对象1 r$ Q3 Q% ~- `+ H8 A4 Z! {7 ?0 K
      CATPathElement activePath = pEditor->GetUIActiveObject();+ E& Z' D  m' w$ h- }
      //取得当前活动的product/ K* l( |. l! z9 U0 ~0 }4 D0 N
      CATIProduct *pActiveProduct = (CATIProduct *)activePath.SearchObject(CATIProduct::ClassName());
      n& L, W# H8 J4 {$ `9 u6 `8 X$ w  //当前活动对象不存在
    5 W- `) C$ n' A. d: y' q  if (pActiveProduct == NULL)
    4 s; n+ y% P# {/ ^) @  {
    * L/ r( F  C* j: X  W% `' y5 t3 S    pDocument = pEditor->GetDocument();
    8 _' Z5 d1 t$ _" T2 B# {! S; l  }5 ~4 U& x# J' G/ v4 B
      else
    ) o; t  q% M+ n( h7 L& g( p6 [  {, J7 l' N; |1 M5 V( G- g
        CATIProduct_var spRef = pActiveProduct->GetReferenceProduct();: V$ o# a' B& Z: L# T) a
        //当前对象的引用对象是否存在
    8 m; d3 S; M  N+ R9 M6 O$ O+ k    if ( NULL_var == spRef )
    ( s2 [# V* r' t! j    {
    - t0 j& M3 E" u& t! ^0 ~      return FALSE;
    ' |4 d6 \% A, M$ Y$ w* |; F    }9 q- F. w) i7 ^
        //当前对象的链接对象3 Z$ w# j6 m6 ^. x
        CATILinkableObject * piLinkableObject = NULL;% Z+ _$ T8 U: ~& M# p1 Q- w- E
        HRESULT rc = spRef->QueryInterface( IID_CATILinkableObject, (void**)& piLinkableObject );                            ' W) m( T; {1 T) N" p: f
        if ( FAILED(rc) ): g7 S3 D4 B) x8 t2 f. a# w9 }
        {
    ; [. |! J( r% D' L: n      piLinkableObject->Release();  G; Q9 w/ r2 b' ^
          piLinkableObject = NULL ;
    4 x, z8 y: B" o3 Y" @6 F      return FALSE;
    9 J# @5 b1 G# f: z( x- L# o- Z" }    }
    ; C( M- V* ^+ c' n3 M( z    //得到当前对象的文档# f" u* _* k9 F: t3 `. }
        pDocument = piLinkableObject->GetDocument();0 p' b" |5 \8 f
        piLinkableObject->Release();
    ! L# |) D9 a. L! a    piLinkableObject = NULL ;4 e! x7 t$ N/ ~. e
        if ( NULL == pDocument)
    4 q2 B8 d# Q7 F2 t9 q! Y+ }% `    {
    5 z7 ^( x6 L0 \3 [- ]. `& I      return FALSE;5 x: u! }  d+ L1 Y! k8 w
        }& y0 Q3 Z4 H4 E! w
      }9 I0 W: |* e, T
      //得到文档容器集2 S* g8 T5 K2 f# B. |
      CATIContainerOfDocument * pIContainerOfDocument = NULL;& V3 C( _: X) I3 ]! ~; T  f
      HRESULT rc = pDocument->QueryInterface(IID_CATIContainerOfDocument, (void**)&pIContainerOfDocument);
    : m* x8 l7 `+ L2 i* m/ Z2 g  if (FAILED(rc))0 i0 n" Y% F6 ]% S9 v9 b
      {
    1 }2 E( Q" g& N0 c+ s! H    //pIContainerOfDocument->Release();
    * z0 j* e# p4 L0 T! L    pIContainerOfDocument = NULL ;" P# q- ]/ X  i" g! J; Y+ g
        return FALSE;
    - U/ {9 T+ ]9 {: W  }, S% |/ e* a- w  c" j8 Z6 m
      //获得Document& i, f$ w  B/ e7 D0 `5 J
      CATIContainer* _pContainer = NULL;
    % I0 q. P! B" R1 m; w% V; v  //获得SpecContainer
    0 H3 p* \; \* d1 x" X' y  HRESULT hr = pIContainerOfDocument->GetSpecContainer(_pContainer);
    ; L% G6 T7 N) v * s: Y; L( y" }
      //GSM工厂% w8 R- C" p3 l# r2 t% @
      CATIGSMFactory_var spGSMFactory = NULL_var;
    9 d2 K5 O- a: \0 j4 o3 D" X  //设置工厂  
    8 B# n3 x( E8 E, ]1 S6 y, G# X  spGSMFactory = _pContainer;         9 g/ D& k- _+ S* U
      CATIGSMPoint_var spPoint = spGSMFactory->CreatePoint(Point3D);
    * g$ [; Q! f' ]  CATISpecObject_var spSpecPoint2= spPoint;     5 }5 {4 U. D  a. }4 ^0 f/ M. X
      CATIGSMProceduralView_var spSndPntObj = spSpecPoint2;
    * B3 ]" }8 ?% Q! _' I6 j  //*将点显示在屏幕上
    $ g" S' A4 Z4 q2 T  spSndPntObj->InsertInProceduralView();
    $ D9 k0 D$ ]4 Z  spSpecPoint2->Update();
      w7 P* ~+ e0 l  //生成线' s. Q1 k2 x+ j& G
      CATIGSMLinePtPt_var spLine = spGSMFactory->CreateLine(spSpecPoint1, spSpecPoint2, NULL_var);
    9 u% t1 D( S* k, g) U$ U  CATISpecObject_var spSpecLine= spLine;     
    + w, ^' U" w% Y3 `7 P( D) O% t  CATIGSMProceduralView_var spSndPntObjLine = spSpecLine;
    ( z7 j) M* a% k! ]( ^  //*将线显示在屏幕上
    & A. Q) M7 m4 M! n9 X3 V( k  spSndPntObjLine->InsertInProceduralView();
    3 F/ H1 Y2 F9 [0 y& m  spSpecLine->Update();
    5 [4 P) C- @4 Z9 q6 i( K. p2 Z0 a2 D" D
    return TRUE;
      S% Q, Q: L2 f1 @0 m}% N. x5 a9 L0 f7 A
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