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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, Y' ?/ l3 S: W: \' S2 Z5 {6 q
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    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
    / N0 X( ]( D, g. k* w0 @ create line.PNG
    9 L2 E# M( H2 h4 {  o" w" {  U5 a- n' M" ]% j8 A/ p5 b. G! S
    代码如下:
    2 e! ~, a8 j2 G4 P3 F& N( w% B* G1 X' ^; H

    & B( z8 E" ^6 Y4 _0 b. v& G//-------------------------------------------------------------------------$ @" o: N9 s8 R/ @5 l+ t3 Y. `
    // Constructor0 I3 R  {6 m/ N. |: _/ k4 a
    //-------------------------------------------------------------------------
    5 R2 E* U9 m2 ^0 `( tCreateLineCmd::CreateLineCmd() :
    ' h; A" q, L7 Y- Y$ N  CATStateCommand ("CreateLineCmd", CATDlgEngOneShot, CATCommandModeExclusive)
    $ ?6 T' s8 G( W  A- P//  Valid states are CATDlgEngOneShot and CATDlgEngRepeat9 E5 n9 V6 Z& I. R) E
      ,_IndicationPoint1(NULL) ,_IndicationPoint2(NULL)
    . C: x7 r; s! g" `9 L{
    ; f% G( z; V! ]* J+ U/ e}9 o4 }3 K- l1 n. d( A3 [! n3 Q
    //-------------------------------------------------------------------------
    % }  C5 X8 B/ h$ F2 ~( Q// Destructor& Z) s6 m4 h/ M) _
    //-------------------------------------------------------------------------
    3 V( I; _4 M& d) Q5 @" ]CreateLineCmd::~CreateLineCmd()
    $ i8 f' w7 Z7 }) p: y{
    5 ^9 M  u8 m' j* ?% N   if (_IndicationPoint1!= NULL) ( v" o1 U; T, e5 X3 s5 j0 p
          _IndicationPoint1->RequestDelayedDestruction();
    " T1 J2 o. U) }- H   if (_IndicationPoint2!= NULL) $ w, _6 t, R8 P, ~4 _6 n: O
        _IndicationPoint2->RequestDelayedDestruction();! r! {; x& j0 Z  P6 S5 q
    . {* `  Q1 {7 W  Q! U6 L
    }
    2 Y* [7 H# q8 Q1 f1 o6 g
    + ]6 w; I2 Y, B7 w# u# Z% L//-------------------------------------------------------------------------3 d2 O! V% e: i$ P
    // BuildGraph()
    + \; q. n; d  s7 m; w9 o//-------------------------------------------------------------------------
    1 L- V% X; v( n" Vvoid CreateLineCmd::BuildGraph()
    8 |5 X& h  F- T' G8 G4 t0 X{
    6 h* g- n1 h, G* Q) P
    # m4 k& v1 x0 l( s4 f8 U, C  // TODO: Define the StateChart , @, t  {/ E! F3 \. T
      // ---------------------------1 z9 ]9 G5 a) h- J+ i
      _IndicationPoint1 = new CATIndicationAgent ("IndicationOne");/ K- b8 P; w9 _# y+ `
      AddCSOClient(_IndicationPoint1);* A7 i/ @% o+ j
      _IndicationPoint2 = new CATIndicationAgent ("IndicationTwo");' n( Y. r7 \, H; h2 Z( m, u+ i
      CATMathPlane PlaneXY;
    3 |( [! f5 P! T/ M2 I8 i& D( l  _IndicationPoint1 -> SetMathPlane (PlaneXY);   ?( k  i0 I8 w  d5 B
      _IndicationPoint2 -> SetMathPlane (PlaneXY);" g* Q* Z, `4 ]% W0 H$ x" [  @) Z; R
      CATDialogState * initialState1 = GetInitialState("select first point");
    4 E$ j* d+ c0 B; X' d6 t- m  initialState1 -> AddDialogAgent (_IndicationPoint1);0 @: ~6 ~" N1 f8 S9 b9 g2 i

    ) j! `" r# N8 p6 `$ [# G; k9 k  CATDialogState * initialState2 = AddDialogState("select second point"); // add important0 T. \5 G+ _* c
      initialState2 -> AddDialogAgent (_IndicationPoint2);
    3 D6 g. k" v7 v# `) n0 A; P' y& c1 h& B2 D7 Z/ `5 ?
      ( f, K9 E5 \+ P' B; T2 `% f
      AddTransition( initialState1, initialState2, * r% D4 Q7 C+ s7 v! E" X
                     IsOutputSetCondition (_IndicationPoint1),( f& ]4 l1 l0 r" A
                     Action ((ActionMethod) &CreateLineCmd::ActionOne));# M- V* X: b# G$ j

    # A' _2 V9 y% W: v  AddTransition( initialState2, NULL, ( M' e* a# e( ^) S. V
       IsOutputSetCondition (_IndicationPoint2),; T( r% D: a" T7 Z: s. ^1 ]
       Action ((ActionMethod) &CreateLineCmd::ActionTwo));
    / e$ H$ J* G: R7 Q}
    , u; K7 M4 H0 O! ?2 J3 q9 N* W+ I" l$ N
    //-------------------------------------------------------------------------! g* L' F: H+ S
    // ActionOne ()$ N4 r2 S1 G% b, n# |4 Y! v
    //-------------------------------------------------------------------------
    , a- j9 b2 O4 V3 C8 N$ S5 YCATBoolean CreateLineCmd::ActionOne( void *data )
    5 U# v: T7 |2 j+ u$ ]7 q% L{
    2 k7 @0 g" }0 Q/ H  // TODO: Define the action associated with the transition 2 a9 r; j) I6 M3 S
      // ------------------------------------------------------
    % b4 Q; R' t- C" v& q4 F, U# Z6 k  CATMathPoint2D point2D = _IndicationPoint1->GetValue();//获得一个2D的点
    ' }( X& ]# n  m! S; ^7 U: ^  CATMathPoint Point3D;
    + Y) w- ^0 r6 _3 W* X( z0 D# w. h1 T1 c* n  CATMathPlane Plane = _IndicationPoint1->GetMathPlane();, u" j" F+ r% \/ O& ^3 U& b
      Plane.EvalPoint(point2D.GetX(),point2D.GetY(),Point3D);  //将2D点转换为3D点
    ) C; X" M% T& y" V4 }1 y  //设置Container(非根节点)' b+ u7 ~* K% E+ l. k
      //获得Editor- I7 B% W% B* o9 c
      CATFrmEditor* pEditor = CATFrmEditor::GetCurrentEditor();
    , K9 t" ~& v" Q) g9 I1 P. B  //得到当前对象的文档/ a# e( Q, Z! w0 P$ O9 B
      CATDocument * pDocument = NULL ;# X+ [  K: N3 a  [: e* [: o/ R  S
      //取得当前活动对象* n+ @- [$ q5 Q# ~. M9 _. }0 }
      CATPathElement activePath = pEditor->GetUIActiveObject();9 b! s0 \1 x$ h* T: G
      //取得当前活动的product
    ' X, ]" y9 Z6 t" B2 |  CATIProduct *pActiveProduct = (CATIProduct *)activePath.SearchObject(CATIProduct::ClassName());/ F- U; i2 C( x, B: l$ n  w* Q
      //当前活动对象不存在  n' `. ~5 }) ?% }/ P0 a+ _
      if (pActiveProduct == NULL)+ G9 G- {. F/ ]6 b0 L; F+ c1 `
      {, g9 `8 _( b  u2 i% a, B
        pDocument = pEditor->GetDocument();( C7 m8 O. O6 \9 W
      }- h; U0 v5 m1 i& o" C% Q, o/ f
      else
    5 V( A; _# N( T: d. l$ n  {% U# V8 Q3 ^+ T8 {% Q
        CATIProduct_var spRef = pActiveProduct->GetReferenceProduct();: w5 N; f& {  l
        //当前对象的引用对象是否存在
    9 W1 b1 Q  q* W- J    if ( NULL_var == spRef )
    0 x) t7 D9 S# B5 y0 D6 t6 Y: Z8 q    {. y7 D+ ~$ a+ G& s
          return FALSE;
    3 V( j4 F6 c5 p% y/ Q$ }4 }9 @    }
    1 K  y$ P# [8 a2 U3 Z6 M) [    //当前对象的链接对象* t7 M+ ?2 B$ a
        CATILinkableObject * piLinkableObject = NULL;
    , E+ [( f5 q; I4 i. I- s    HRESULT rc = spRef->QueryInterface( IID_CATILinkableObject, (void**)& piLinkableObject );                            # ]) |; N; m4 f$ B9 }" _
        if ( FAILED(rc) )3 Y/ O$ G2 i5 A% L. }& m
        {) g- z1 A! m2 a, `% X
          piLinkableObject->Release();2 L8 s9 K' h8 p# L$ E' G( m) W
          piLinkableObject = NULL ;" d( M4 g% V; `% v
          return FALSE;1 G( U1 o# i" w! O
        }5 B4 h4 e  M) d: w( c2 G6 R
        //得到当前对象的文档
    + i4 h( L4 k& E! J! e9 y    pDocument = piLinkableObject->GetDocument();7 s2 I% N. P! N% ~
        piLinkableObject->Release();. v6 o, `4 T& P
        piLinkableObject = NULL ;+ M# z! E. j$ K: |
        if ( NULL == pDocument)' ]( E0 ?' v6 C6 M: r
        {/ ^2 `' Z! Z3 g5 H7 a
          return FALSE;
    7 \6 [7 _/ f1 s# L  C    }# V) S5 z0 H8 ^
      }
    1 {" Z$ O. L2 o  //得到文档容器集. F5 N' c$ h9 u3 g' K; z  v( C; D
      CATIContainerOfDocument * pIContainerOfDocument = NULL;
    9 h/ f4 m. E% p& f0 N  HRESULT rc = pDocument->QueryInterface(IID_CATIContainerOfDocument, (void**)&pIContainerOfDocument);1 t. h  W' z, _
      if (FAILED(rc))/ A% g1 B# j/ D( q6 V# V$ A3 z. f5 l
      {4 N0 e4 s+ u$ |6 [; t$ Y
        //pIContainerOfDocument->Release();
    ! a4 r$ R) F* W# T    pIContainerOfDocument = NULL ;6 `" `( t0 R' \! y4 z
        return FALSE;
    + q5 ~# u' l6 ~  }( I+ y% F) I3 E& m
      //获得Document
    5 D9 F  M% F! q6 k, x  CATIContainer* _pContainer = NULL;
    : W! U7 n& d! ?4 G" M# }  //获得SpecContainer3 U8 D$ g6 E* |6 N" E& A  v
      HRESULT hr = pIContainerOfDocument->GetSpecContainer(_pContainer);
    4 ~! f' w' G* Q" i6 U  cout << "container ok" <<endl;2 A9 C* [1 l$ f) G8 f: f, H% R( s
    ) d4 T) x; ]% K! K
      //GSM工厂
    ! O- p  E6 u9 H; n+ S% H  CATIGSMFactory_var spGSMFactory = NULL_var;
    : b3 [8 h8 N3 @8 R! E% |5 L, q  //设置工厂  - M. b% Y9 h7 Q, w- e/ X' D
      spGSMFactory = _pContainer;         ; b+ z6 g5 d2 z' f$ `/ y
      CATIGSMPoint_var spPoint = spGSMFactory->CreatePoint(Point3D);! @* m" `6 ~/ |. i$ W/ k" L2 U
      spSpecPoint1= spPoint;     
    % @3 k- ?3 ~* w  CATIGSMProceduralView_var spSndPntObj = spSpecPoint1;8 y/ _3 C' {  x' z' n3 H
      //*将点显示在屏幕上
    # Y; q" d, U) j5 w. w1 G  spSndPntObj->InsertInProceduralView();) i/ p; W3 x% M% _
    cout << "create point ok" <<endl;
    ' X4 H; t( p' p2 l  spSpecPoint1->Update();# V3 A% {  @5 {9 z5 y! R
    cout << "update point ok" <<endl;: ]$ I0 s  _, z( d2 m  V( d; X) \9 S
      return TRUE;2 h0 D" G7 W9 t6 F+ R+ w. R
    }2 M, b9 ]' E: \1 z- z

    8 c$ c" |$ O! j5 B
    * Y; g! x" A0 h6 T( `% {* {- _1 v5 i
    CATBoolean CreateLineCmd::ActionTwo( void *data )
    0 W& h/ l( ~2 ~5 d0 [* _. _{
    # ^6 h3 T! J% x0 a3 O% h, x // TODO: Define the action associated with the transition $ ~9 f1 X0 p# P* H
    // ------------------------------------------------------4 O  d, t% ^3 C% Q% `" z
        CATMathPoint2D point2D = _IndicationPoint2->GetValue();//获得一个2D的点. l) k/ |" M, K5 n
      CATMathPoint Point3D;
    8 C/ X6 ^4 P6 u" L+ K, e- P+ O  CATMathPlane Plane = _IndicationPoint2->GetMathPlane();+ ~, w% e8 b- I  n" r) k7 s9 M
      Plane.EvalPoint(point2D.GetX(),point2D.GetY(),Point3D);  //将2D点转换为3D点
    7 H/ G! Z- R, p' Z. n  //设置Container(非根节点)
    7 A% G  g! M* q  V  //获得Editor4 c3 `& \* s$ i* U7 f, g
      CATFrmEditor* pEditor = CATFrmEditor::GetCurrentEditor();
    . J& u  a- @8 F( k1 k" s: p  //得到当前对象的文档* n" T' g7 p( o2 q" K5 T
      CATDocument * pDocument = NULL ;
    , ?# j2 \. G5 W. P" }( ]* W  //取得当前活动对象- e6 Z/ P7 L, f" V" Y
      CATPathElement activePath = pEditor->GetUIActiveObject();- @: L+ ]- j* E
      //取得当前活动的product
    4 ~/ M5 q* |/ d. C  CATIProduct *pActiveProduct = (CATIProduct *)activePath.SearchObject(CATIProduct::ClassName());
    3 v" H( T1 B- [! V7 [  //当前活动对象不存在
    ; x2 v1 j3 G* [* D0 S$ h  if (pActiveProduct == NULL)8 w1 D, Y/ A+ G
      {
    ( ^" k, Q+ o. Y' M    pDocument = pEditor->GetDocument();& l9 q- c8 r% ]( d) H5 |
      }
    , |4 z6 @& V: Z" H5 _7 }( @  else
    ) d4 @7 K, z# E  {
    ) w& @3 {* ^7 x    CATIProduct_var spRef = pActiveProduct->GetReferenceProduct();1 ?5 y  R/ k# q3 P" ]" _
        //当前对象的引用对象是否存在
    - M$ {6 h6 e( s) M, D  `: ?9 K/ j    if ( NULL_var == spRef ), N# B; y  d8 @9 u1 L) b
        {
    ) f) \$ N9 q" A* Y8 v8 W      return FALSE;8 ^8 L6 l; }4 a. `0 v
        }
    . D! m' K6 A$ x/ s) q* I' ?    //当前对象的链接对象
    - U- z: {' L7 X2 @' E6 L    CATILinkableObject * piLinkableObject = NULL;
    4 [. U) N) L! v" n- _    HRESULT rc = spRef->QueryInterface( IID_CATILinkableObject, (void**)& piLinkableObject );                            7 J+ m5 Z  J1 {6 M& f# A
        if ( FAILED(rc) ): K6 z# n# B4 }2 \
        {
    ) X+ q& Y8 i  V- @8 {* M      piLinkableObject->Release();. I5 ^$ J* i! a" X( Z
          piLinkableObject = NULL ;
    - e! K; N8 e0 m' p" {( b! G8 ^      return FALSE;7 \, r# r: I  I# }, i0 B& c
        }
    : j, y/ W. J7 T  \9 K  N9 M4 j    //得到当前对象的文档+ B8 B! |7 I: Q3 g9 @
        pDocument = piLinkableObject->GetDocument();( N2 e) V$ K8 U5 _# @. l
        piLinkableObject->Release();0 y6 x& I& x) J: l
        piLinkableObject = NULL ;6 v6 l, t" B) g8 H. }: w
        if ( NULL == pDocument)
    9 }% k1 j6 R: y& e! \' s- n    {
    . k$ g4 ?4 d0 n/ d      return FALSE;- V5 X- D$ m+ q
        }$ M* |, w+ v1 \; ~- e9 y$ f2 i
      }( Y8 C4 b* I- A% }3 Z
      //得到文档容器集! E# Y' T8 V' p- o, z/ {& @
      CATIContainerOfDocument * pIContainerOfDocument = NULL;
    . D& J% b9 v9 j" f$ k  HRESULT rc = pDocument->QueryInterface(IID_CATIContainerOfDocument, (void**)&pIContainerOfDocument);
    : _+ d3 g4 d1 ?; D/ O( D* g& g4 d' n  if (FAILED(rc))! Z1 V  _7 f8 L* h4 W2 b! k! N5 Q
      {4 n; ]4 ]+ F& G# H
        //pIContainerOfDocument->Release();& }; `7 e4 l! T# Z+ j3 q9 O: [6 w
        pIContainerOfDocument = NULL ;3 P& f! {; \) u/ q
        return FALSE;. s* Z# t1 u- m# U- E
      }+ t4 V% D+ S1 y5 ^+ a3 [
      //获得Document
    ! {% Y8 ?- G; ~, f  H* C$ R  CATIContainer* _pContainer = NULL;
    7 E, S/ S$ h" s% s7 |6 O" v  //获得SpecContainer' g* W' _* D/ F+ Y
      HRESULT hr = pIContainerOfDocument->GetSpecContainer(_pContainer);  K9 D7 o( Y! s& X9 w; E
    2 `& r! o" w9 D
      //GSM工厂
    , {5 T3 [) J: B5 @9 o6 p& Y& F  CATIGSMFactory_var spGSMFactory = NULL_var;
    : z* N  B, h' x% H$ x  //设置工厂  
    ( y7 T" ?9 \% n  spGSMFactory = _pContainer;         
    + H6 }$ A2 \' l  T  CATIGSMPoint_var spPoint = spGSMFactory->CreatePoint(Point3D);
    ; l8 X2 M/ i+ L, Y; C' P: Q  CATISpecObject_var spSpecPoint2= spPoint;     
    * F8 Y7 k* B- _( U* f, d  CATIGSMProceduralView_var spSndPntObj = spSpecPoint2;8 r/ H" T( W* i& p6 Q$ p( i
      //*将点显示在屏幕上
    , q2 @2 V* }; I  spSndPntObj->InsertInProceduralView();
    4 j7 a) b4 J3 q$ n5 W$ [4 O  spSpecPoint2->Update();
    . s& x9 u1 i9 O  Z  //生成线+ y, ~" g! s! w; a2 G+ B
      CATIGSMLinePtPt_var spLine = spGSMFactory->CreateLine(spSpecPoint1, spSpecPoint2, NULL_var);
    8 C& U& k6 _, e8 ]. r  CATISpecObject_var spSpecLine= spLine;     
    / ~7 y, J! s6 {, H3 I. m  CATIGSMProceduralView_var spSndPntObjLine = spSpecLine;
    / c$ t9 C4 J2 _  //*将线显示在屏幕上, a4 A6 r- T( D
      spSndPntObjLine->InsertInProceduralView();
    ; n3 D) W: ]  V* P, G0 d  spSpecLine->Update();( `: ]$ ^% `. O2 f% w) g! ]. z
      Y3 X4 [& f' @: P
    return TRUE;# }9 T" N: i3 X9 q
    }
    ! |5 C. \$ n& P- y
    * c4 m3 Q; k4 J' j  r5 t' A: W& a8 g2 u
    & g, \2 p' t9 a" I, X

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