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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/ K2 A2 \6 R$ x0 s* y! h
    . a* [# _3 i, G! O$ z3 {
    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! k# G4 i# `! o5 }/ Z1 K
    create line.PNG 5 j% r" p8 G8 I& g2 F# h& k
    0 `! l) M& h4 k) G: |
    代码如下:( Z7 V0 g  ^: k+ y4 j" V6 c+ E

    2 A! {/ y  t) ]. w  D  N- M0 b7 W
    ) F. n' s7 ?) @2 e8 h9 n//-------------------------------------------------------------------------8 k2 Q$ c: D3 A; h3 W4 v% u
    // Constructor' B4 n& g* z  m8 c& A  b2 s3 [5 Q
    //-------------------------------------------------------------------------6 r7 G; G' M9 \
    CreateLineCmd::CreateLineCmd() :$ f  T4 ?. X" X3 Y* s3 G
      CATStateCommand ("CreateLineCmd", CATDlgEngOneShot, CATCommandModeExclusive)
    1 }5 I# G- G  ~) R//  Valid states are CATDlgEngOneShot and CATDlgEngRepeat  C0 m3 ~5 M4 z2 F
      ,_IndicationPoint1(NULL) ,_IndicationPoint2(NULL)
    " H! N, Z/ h* W# ]{
    3 I: {2 T; H/ P# n7 ]4 y* n}- Q' F  i) G3 g8 ]2 W
    //-------------------------------------------------------------------------
    6 Q' O+ \+ g% x1 H// Destructor
    2 u3 S- [- p. y//-------------------------------------------------------------------------
    & f2 t- C2 R3 l  x- }; K4 MCreateLineCmd::~CreateLineCmd()
    : v8 H( ]1 t. Q3 ~{1 ^# A$ I7 F+ Y/ B; o$ p& v0 ^
       if (_IndicationPoint1!= NULL)
    ( ~1 c' S: ?1 q: n; t) C; t      _IndicationPoint1->RequestDelayedDestruction();/ O) B2 B: D( l, {
       if (_IndicationPoint2!= NULL)
    ( Y3 e( h- C/ l1 Y* v7 ]    _IndicationPoint2->RequestDelayedDestruction();
    ; o7 p% ^6 G/ L0 ?7 S
    ; H6 a$ x- X5 y3 |1 p( @}
    4 |  b/ p8 z) k. m/ h( P. K. w- B$ q3 x
    //-------------------------------------------------------------------------
    ; a2 V9 Q7 x- ~// BuildGraph(). x. R! x  D# w( f( e: c. K. P' Z
    //-------------------------------------------------------------------------
    " b8 ]( j( a1 d" J- E7 t: U3 t; Qvoid CreateLineCmd::BuildGraph()
    3 R& L9 f; V" Y{
    + L3 r) q; z/ q  i* ]9 W8 n7 K
    % |4 A: c9 i9 a" A7 Q, e9 a  // TODO: Define the StateChart
    ) F1 u7 }$ F: a: D" Y  // ---------------------------
    / N! r/ f( p+ d) W  _IndicationPoint1 = new CATIndicationAgent ("IndicationOne");# `. V' s6 f( F4 n& Z5 Q
      AddCSOClient(_IndicationPoint1);
    4 S4 m0 j# L, l8 t' f+ Y  _IndicationPoint2 = new CATIndicationAgent ("IndicationTwo");
      K, G8 a; W: U  CATMathPlane PlaneXY;
    ' X% F$ _; |" j7 e( v  _IndicationPoint1 -> SetMathPlane (PlaneXY); ; Z% \. N' ]% V0 b1 U0 Z0 q
      _IndicationPoint2 -> SetMathPlane (PlaneXY);2 Q8 L$ n6 p! u4 [' G% x
      CATDialogState * initialState1 = GetInitialState("select first point");$ C. ]) z- d) M! X. w
      initialState1 -> AddDialogAgent (_IndicationPoint1);3 t/ M6 @) J0 S! ^. z% D

    : Z' L4 [; [. P. I& ?4 n  CATDialogState * initialState2 = AddDialogState("select second point"); // add important. i5 z( Q" Q& l/ J
      initialState2 -> AddDialogAgent (_IndicationPoint2);; J. K$ g+ G/ M; g

    : T3 y! M" ]# R, K; R9 X  + K9 ~; e. v4 S# @
      AddTransition( initialState1, initialState2,
    7 c4 k  z9 \) i: h* N% U                 IsOutputSetCondition (_IndicationPoint1),
    . c" c# d1 w- O                 Action ((ActionMethod) &CreateLineCmd::ActionOne));! L, d6 g6 x" U/ ?" H
    + B" X7 x" s$ R; s( w
      AddTransition( initialState2, NULL,
    , Z; A5 ?& Q) f5 m   IsOutputSetCondition (_IndicationPoint2),
    ) W+ [6 W: F5 _' ^6 ?/ v; p/ s! v   Action ((ActionMethod) &CreateLineCmd::ActionTwo));
    0 r7 ~* D, Y! r, x* v# W1 y) D. o}
    9 R% O& x( k+ E9 e: I5 h6 v$ S
    : b$ [- v9 c# F& U7 J  u9 {0 w# W/ G//-------------------------------------------------------------------------
    0 j* Y+ r( S6 k5 g8 P! u// ActionOne ()
    9 c& g& s2 c- u//-------------------------------------------------------------------------1 S  w$ y- g, n- U7 z
    CATBoolean CreateLineCmd::ActionOne( void *data )3 a! X$ E$ y  c: j. S
    {
    " v- A2 [: o4 d: ~3 D9 g  // TODO: Define the action associated with the transition 4 Y: Q$ q( J9 d* z% @. n4 A: |
      // ------------------------------------------------------
    ; @' p# D4 Z% D) S2 |4 A. F  CATMathPoint2D point2D = _IndicationPoint1->GetValue();//获得一个2D的点
    & X- Y& x3 w; D/ b8 R# \; Q  CATMathPoint Point3D;
    ) V  h0 s. V; p  CATMathPlane Plane = _IndicationPoint1->GetMathPlane();
    $ y2 O0 o: v7 x  Plane.EvalPoint(point2D.GetX(),point2D.GetY(),Point3D);  //将2D点转换为3D点
    : a/ G, d% |+ V2 ?8 P  //设置Container(非根节点)
    . z9 A/ c( }/ e' X- ]  //获得Editor
    5 R  ?& c: u3 f% a4 I  CATFrmEditor* pEditor = CATFrmEditor::GetCurrentEditor();
    + B# t4 T) z+ ~+ t; c0 G  //得到当前对象的文档
    - p: D8 Q5 j2 a; g& F  CATDocument * pDocument = NULL ;
    + ], A% ^. X' d/ Z, i/ Q! D2 E: {2 v" E  //取得当前活动对象- M) @) u0 x+ U$ ?0 d( `! b5 O$ s
      CATPathElement activePath = pEditor->GetUIActiveObject();! Y. T% X) h* ^- B% T) T
      //取得当前活动的product7 ^7 B# H1 |/ {6 o, L. [
      CATIProduct *pActiveProduct = (CATIProduct *)activePath.SearchObject(CATIProduct::ClassName());  k* s7 C3 Y( c2 i
      //当前活动对象不存在8 |& s2 o) g$ U2 o# J  Y
      if (pActiveProduct == NULL)6 V. e) G+ i5 V( V
      {; x: o# Q" w6 w- B4 N
        pDocument = pEditor->GetDocument();
    * X; e- Q# s$ A, W" J  }7 v: Q' P9 L2 q; Z
      else$ i) _7 C  L0 E) g5 J( ^
      {/ c& ]  g( A) P3 y) M: A# s
        CATIProduct_var spRef = pActiveProduct->GetReferenceProduct();! O" ^( t- R9 H6 e
        //当前对象的引用对象是否存在( g6 v% D1 D* z# ?. ]% T* R) d
        if ( NULL_var == spRef )" Y2 L8 }7 V4 x3 T! |7 H. g
        {; O5 r1 A: Y1 d# W
          return FALSE;
    * a) w! U/ `; ?" d5 s% M& ~    }( X% U, B+ e& D0 w
        //当前对象的链接对象
    8 j2 l  D. k3 f    CATILinkableObject * piLinkableObject = NULL;: \' F/ o  G$ G6 ^* ~2 J( Q
        HRESULT rc = spRef->QueryInterface( IID_CATILinkableObject, (void**)& piLinkableObject );                           
    4 |; n0 t4 [8 X; v% U! L# ^* A' D    if ( FAILED(rc) )) s: I  X1 j" d
        {( z8 k. P# V& [. D
          piLinkableObject->Release();! V2 k+ o! ~" A* Q) i  l. L
          piLinkableObject = NULL ;
    / x& t3 ?, [! a5 L% N      return FALSE;$ f' C' K$ L0 r
        }
    / k  B( H4 u* b6 A    //得到当前对象的文档4 x' }! N: K; t) S4 O
        pDocument = piLinkableObject->GetDocument();7 Q. |: _* f$ o4 `+ I
        piLinkableObject->Release();8 Y$ F& O4 t2 j2 f- W5 |
        piLinkableObject = NULL ;' M, A. j7 y% z8 {+ J: x
        if ( NULL == pDocument)
    ' H1 v  h5 K2 x8 p  w5 }    {) E& a( x) J/ }1 E9 l% o# a
          return FALSE;
    - W6 A# L: i% g* ]9 T0 N    }( C2 V3 \/ w" p+ a- ]2 T
      }
    : r" P+ y, Q9 x$ @  //得到文档容器集
    + o8 _0 @/ N) w9 t1 d  CATIContainerOfDocument * pIContainerOfDocument = NULL;
    " L0 c6 b( U# M% @  f. M  HRESULT rc = pDocument->QueryInterface(IID_CATIContainerOfDocument, (void**)&pIContainerOfDocument);
    4 o8 V+ e! A! U/ v  if (FAILED(rc))  |; s: n. {# ~
      {
    # d" i9 ]3 T; e: y    //pIContainerOfDocument->Release();
    & l! l- F! e6 h) x2 M* e9 n2 _3 J9 k" v    pIContainerOfDocument = NULL ;
    3 @+ D  c7 F+ O5 S7 n    return FALSE;
    % `& ]9 v, d+ J  l  }
    4 z. c2 d. M8 X- x' `: Z  B9 K  //获得Document
    % ?5 I6 V( @0 A1 R  CATIContainer* _pContainer = NULL;
    7 V( ]0 D' w- w- v3 n  [% a2 T  //获得SpecContainer
    : ^6 ^0 L7 T/ k, {5 a8 c8 V  HRESULT hr = pIContainerOfDocument->GetSpecContainer(_pContainer);( Y4 @" Q4 z1 V4 a
      cout << "container ok" <<endl;- v: o, G0 d7 O7 E' ]8 \  h& E
    " M! N# R1 j; K$ O) @6 M
      //GSM工厂9 E9 D# Y! z- t3 a- v9 t( J2 u
      CATIGSMFactory_var spGSMFactory = NULL_var;
    6 D( ~/ d, |: K2 i! u7 N3 L8 o  //设置工厂  3 B! V' P. `7 D) a; u$ N
      spGSMFactory = _pContainer;         ' C" U$ w1 R+ u# Z  ?5 A0 C4 }
      CATIGSMPoint_var spPoint = spGSMFactory->CreatePoint(Point3D);
    3 }$ U, G- B) c3 p) K& k  spSpecPoint1= spPoint;     ) {" s. b! h1 |4 l3 _( |
      CATIGSMProceduralView_var spSndPntObj = spSpecPoint1;; K+ n' R6 f* J) i# j9 Z
      //*将点显示在屏幕上
    $ N: k4 s2 U: t- W; j) G1 B  spSndPntObj->InsertInProceduralView();! `$ i: e5 v$ V  \4 P0 n; c8 X
    cout << "create point ok" <<endl;
      }: l' t) N! i8 o; @' e6 N: Y  spSpecPoint1->Update();9 M9 a. s1 K7 X) s' y1 D
    cout << "update point ok" <<endl;3 `* H2 S+ |) P' v' J8 W: @
      return TRUE;
    + }" X) `+ N# {. a9 ~}* i# e' V4 r& d# L

    + w% \( ?9 r2 D9 v0 Y
    : y! f8 J* \+ ^1 L0 w; n9 i6 R9 O0 l
    CATBoolean CreateLineCmd::ActionTwo( void *data )4 l. R( u1 i, b- Q# y
    {' Z5 b9 W. e: h/ _
    // TODO: Define the action associated with the transition , R! o3 _  a, E; n& O- C1 v/ a
    // ------------------------------------------------------4 ]1 C8 [! M8 e2 _: F& [
        CATMathPoint2D point2D = _IndicationPoint2->GetValue();//获得一个2D的点
    7 J1 ^) }6 a/ z. _  CATMathPoint Point3D;6 {7 y) |  }* n7 N
      CATMathPlane Plane = _IndicationPoint2->GetMathPlane();. E- D2 v, Z7 w( l. O) i4 N* B
      Plane.EvalPoint(point2D.GetX(),point2D.GetY(),Point3D);  //将2D点转换为3D点: p7 |: I+ G0 \
      //设置Container(非根节点)8 \1 B5 y9 c. I( j
      //获得Editor
    ! f! L) H9 w5 v) o1 Q  CATFrmEditor* pEditor = CATFrmEditor::GetCurrentEditor();+ L' T) p6 T) N* M- Q$ r9 G
      //得到当前对象的文档
    ; q+ R) C6 e) h3 d; |) w/ z  CATDocument * pDocument = NULL ;$ E, A  p  @* _! p# k2 ?
      //取得当前活动对象( ?1 |& R0 @  Z! L
      CATPathElement activePath = pEditor->GetUIActiveObject();
    4 }" y6 j" Q% [# J# M  //取得当前活动的product* L/ ^' z+ x1 N/ l  k7 f& r; Q( }
      CATIProduct *pActiveProduct = (CATIProduct *)activePath.SearchObject(CATIProduct::ClassName());
    ' z; N. D1 {& M  s% Z2 w  //当前活动对象不存在
    0 i, I% d% Q' W0 F. V" I+ w" I% m: l  if (pActiveProduct == NULL)* ^! z, S+ B8 D, P* o: b% T
      {
    & X6 I; g! \4 q0 ?" @    pDocument = pEditor->GetDocument();
    4 M# E0 B! e6 t% i9 c$ v7 W' `  }% a$ |" B& X$ M6 M& S
      else
    0 n  h/ D, A: A! q  {, J5 _. c( D* K' N
        CATIProduct_var spRef = pActiveProduct->GetReferenceProduct();9 n! R- H6 v1 M1 _% n( D
        //当前对象的引用对象是否存在- V$ O2 r: g7 Z. Z
        if ( NULL_var == spRef )
    8 j1 x/ w4 G- i    {
    " z: Y6 R8 b, B9 c      return FALSE;
    + w- \" M. W& U& o% ^& F- S) {    }' t6 b; O1 s. ^+ A4 U1 Z6 a5 c# w) w6 o
        //当前对象的链接对象6 q; y* A5 t3 A$ a. j
        CATILinkableObject * piLinkableObject = NULL;3 G( @$ j3 c1 l4 N* `
        HRESULT rc = spRef->QueryInterface( IID_CATILinkableObject, (void**)& piLinkableObject );                            7 y: c! z1 K* C# \
        if ( FAILED(rc) )
    ' G' F* \. @: f. P6 ?! Y    {: K+ B# T3 S4 f: B! }4 n/ V
          piLinkableObject->Release();
    7 w% D- L3 z* |$ v) J" P      piLinkableObject = NULL ;
    9 Z5 }: v" S2 G! v      return FALSE;
      ~: f+ ?: S2 R2 x    }
    : H4 p' u& R9 _; ?3 B    //得到当前对象的文档& j# X  }- G6 _; `: g! X
        pDocument = piLinkableObject->GetDocument();
    " B, G+ r! B% f, I+ y8 G' B7 ]6 G    piLinkableObject->Release();. p( t. t4 @0 I4 d$ e( n& y9 \% D
        piLinkableObject = NULL ;
    + s! H9 e; r% X5 s3 g    if ( NULL == pDocument)% \# E5 ]# n/ y' {' ?
        {6 Y1 @4 ~  {1 ~. k: R8 R  U% n
          return FALSE;' Y! n8 R/ r7 G& F3 R( |
        }8 I6 L0 W6 v! A. Y7 M! x; w- n
      }% v5 Q3 o7 K/ i0 O* ~
      //得到文档容器集
    0 ?; Y0 l' Z7 M  m4 z  CATIContainerOfDocument * pIContainerOfDocument = NULL;/ \" ]% z1 ~0 g3 o
      HRESULT rc = pDocument->QueryInterface(IID_CATIContainerOfDocument, (void**)&pIContainerOfDocument);  n3 e/ t( ^5 i+ J
      if (FAILED(rc))% x9 R" b/ v6 B0 ^; t. N' q/ n* O
      {, u7 K/ m8 ~2 I. R
        //pIContainerOfDocument->Release();
    * Q! V! ?. Q% |1 [, F2 O    pIContainerOfDocument = NULL ;+ }. h6 e; _( Y# f( a: |7 \
        return FALSE;
      z$ G- B3 Q& V8 `/ o* U  }4 j! J6 l! u+ M
      //获得Document
    $ Z& I+ O1 u  u) i$ P( C. c- Y1 ?  CATIContainer* _pContainer = NULL;
    ; V" y) o$ I1 [0 I8 }0 W  //获得SpecContainer
    8 d7 ]5 ~: r% B' [  HRESULT hr = pIContainerOfDocument->GetSpecContainer(_pContainer);
    ) I  {; r. X# z4 r7 Q
    ( x2 h; Q9 I5 E7 {; |( I4 S8 ]  //GSM工厂# F/ V2 K) F: q% t1 o% J' C
      CATIGSMFactory_var spGSMFactory = NULL_var;& D; D; V9 Q- Q$ T! e' j
      //设置工厂  
    % r; y( u9 @) c) }8 l7 p! _  spGSMFactory = _pContainer;         * ]' \1 H+ i. N
      CATIGSMPoint_var spPoint = spGSMFactory->CreatePoint(Point3D);
    5 k7 b! k2 ^9 G  R2 a; U  CATISpecObject_var spSpecPoint2= spPoint;     
    7 a- G1 c3 W# \) H  O  CATIGSMProceduralView_var spSndPntObj = spSpecPoint2;, N+ n2 c2 k6 \" g5 ]; Y
      //*将点显示在屏幕上. u* ?7 J* I4 ~* {7 q' {! ]
      spSndPntObj->InsertInProceduralView();
    " P6 E7 z0 X3 F3 a5 u: H) |  spSpecPoint2->Update();
    " @7 Z6 ^6 m* g) Q9 D  //生成线
    * U% O: I9 W4 w  CATIGSMLinePtPt_var spLine = spGSMFactory->CreateLine(spSpecPoint1, spSpecPoint2, NULL_var);" k5 X5 j9 r6 U" V+ o4 @( N
      CATISpecObject_var spSpecLine= spLine;     
    " t6 C/ F/ z0 M8 b4 N4 N. p  CATIGSMProceduralView_var spSndPntObjLine = spSpecLine;
      [- t) G2 z6 `' f2 v  //*将线显示在屏幕上, r8 f$ |! c5 \. y- b/ i
      spSndPntObjLine->InsertInProceduralView();
    ) V% |# z. H1 D, r  spSpecLine->Update();0 L  y" _: L8 u

    # E& \5 j7 X5 L9 W5 |+ c return TRUE;
    9 a9 U7 Y( v. g# m}1 ^0 {$ b0 E- k" b+ D  j
    8 e4 O/ D2 K5 G

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