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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( P' x8 t! y. O- i: L- ^' N5 m$ s( }* ~

    ' |' v4 {6 h: {4 }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
    . s3 ~1 _' @. P create line.PNG
    , M5 h4 E& `! v# J& g7 {4 M# a! R- L, K: e  r
    代码如下:
    % u! o' {0 L, o2 ?# m# Q: A7 |! Q7 U
    ( f6 z# S( U0 _* T" y2 \( i
    //-------------------------------------------------------------------------
    1 T3 R0 L6 d1 ~$ I// Constructor
    3 F, ?' Z# f) |4 r$ N% ~; X//-------------------------------------------------------------------------
    ( C8 e) }5 d% ^7 R* b: n" JCreateLineCmd::CreateLineCmd() :  C" p, F, N+ F6 B2 h" t' A. P
      CATStateCommand ("CreateLineCmd", CATDlgEngOneShot, CATCommandModeExclusive)
    * i8 Z8 Q+ l% N//  Valid states are CATDlgEngOneShot and CATDlgEngRepeat
    : r6 }5 @' [/ G  ,_IndicationPoint1(NULL) ,_IndicationPoint2(NULL)* _( @; s8 V3 |3 L* o! M
    {
    . L/ v5 Z' r4 P. M}
    ; w3 v# r. j6 z. Z- }# v//-------------------------------------------------------------------------
    7 N; B7 }( P/ E) I5 F  P1 P4 U// Destructor& ?+ V1 ~; y$ M/ s
    //-------------------------------------------------------------------------' F3 |" T( e/ y0 O3 l" I, Q
    CreateLineCmd::~CreateLineCmd()
    9 |3 \9 K9 a0 q  g{
    5 ~5 {+ `# |' ^. E( h   if (_IndicationPoint1!= NULL)
    2 C* R; P# c# d4 x3 W' \6 N# _      _IndicationPoint1->RequestDelayedDestruction();0 P8 b) I( _2 l
       if (_IndicationPoint2!= NULL) / r. g# g8 |0 ^
        _IndicationPoint2->RequestDelayedDestruction();% T; S8 x- c+ W7 a4 E
    ! x6 [' _3 s& l  w# j
    }
    ( O' p; y7 Y9 h( j. K/ n* R- N4 `* w
    6 H( G0 h3 L' h9 D+ s//-------------------------------------------------------------------------. {/ D# ]2 a8 u* _3 P
    // BuildGraph()
    ! y0 t  V. H, R' V4 h//-------------------------------------------------------------------------& Q! {( n7 ], U$ M# o
    void CreateLineCmd::BuildGraph()
    % e8 j4 j- Y) e9 p{
    8 m& u' p5 R" L  d1 ^
    ' v* m( U' K; g2 K; b  // TODO: Define the StateChart
    * D; |4 A% n8 \/ [# `: _  // ---------------------------
    * O; @7 c  C- p0 b& B( k5 J; R  _IndicationPoint1 = new CATIndicationAgent ("IndicationOne");! R; Y4 D! o$ e3 w
      AddCSOClient(_IndicationPoint1);
    ) }8 u% ~  R( C+ |  _IndicationPoint2 = new CATIndicationAgent ("IndicationTwo");
    ) ~, Q/ w- f0 q- n# D4 ^  CATMathPlane PlaneXY;
    ; K/ L7 a1 l( y: u" C( F  _IndicationPoint1 -> SetMathPlane (PlaneXY); 2 ~2 |: F, U* I( O2 h" \
      _IndicationPoint2 -> SetMathPlane (PlaneXY);' @6 n" N3 ]9 R$ O
      CATDialogState * initialState1 = GetInitialState("select first point");
    + `3 c3 r9 r7 _& P0 Y  initialState1 -> AddDialogAgent (_IndicationPoint1);  z9 }7 M9 h4 H/ A! c% P
    ; S% E6 W1 k& Y  e
      CATDialogState * initialState2 = AddDialogState("select second point"); // add important2 C1 U0 }4 J3 h/ _! {0 g
      initialState2 -> AddDialogAgent (_IndicationPoint2);( j; L! l% k5 u- Q6 N; B8 d9 J

    ) S) f0 u5 `0 ?1 W, S# _: z  ( ]- u! ]6 v/ I8 W7 s
      AddTransition( initialState1, initialState2,
    / |0 J& U& G' ~! w  J                 IsOutputSetCondition (_IndicationPoint1),3 c/ z3 `" }5 s' U( L
                     Action ((ActionMethod) &CreateLineCmd::ActionOne));+ Y) B' a& @( G- M" h, _1 \) c9 X

    0 [2 i1 s6 N4 i1 n& l  AddTransition( initialState2, NULL, + O4 @" b% b( I; n
       IsOutputSetCondition (_IndicationPoint2),; z) ~1 S$ C9 u6 d
       Action ((ActionMethod) &CreateLineCmd::ActionTwo));* m; E( R( y) P- Y  c# m' b
    }
    6 _  p9 G% L1 c6 \) m/ \6 J! ~2 _" n5 x8 {$ I: h) _$ y
    //-------------------------------------------------------------------------8 w9 i( J4 n; h* H6 \
    // ActionOne ()
    % C- y5 D6 W7 N' {5 b2 L//-------------------------------------------------------------------------( R9 A; Y5 C7 Q1 Q) M
    CATBoolean CreateLineCmd::ActionOne( void *data )' W$ I1 \) Q/ Q' x
    {
    - A7 {: c/ @, w# B  // TODO: Define the action associated with the transition 5 `3 E6 s1 A7 V9 v6 Y
      // ------------------------------------------------------
      l' r+ M1 \0 X0 j: t9 ^  CATMathPoint2D point2D = _IndicationPoint1->GetValue();//获得一个2D的点3 ]! a2 s; t9 {4 Y/ M/ Z4 }
      CATMathPoint Point3D;
    ; K* B/ T4 G1 f! n/ i; X6 ?  CATMathPlane Plane = _IndicationPoint1->GetMathPlane();" _5 A- i0 h- T2 H, e1 x) u
      Plane.EvalPoint(point2D.GetX(),point2D.GetY(),Point3D);  //将2D点转换为3D点
    # a  \% J& ^  Y. }! e% E0 p  //设置Container(非根节点)
    % G9 S  M* _1 ~; T" {' |  //获得Editor* m8 P& F9 Z9 ]7 H! V' j
      CATFrmEditor* pEditor = CATFrmEditor::GetCurrentEditor();
    5 P5 a+ \; P/ I  i% j  //得到当前对象的文档
    5 F9 u6 d8 h; W  CATDocument * pDocument = NULL ;! y5 C' R/ D& b6 L% z4 W
      //取得当前活动对象
    5 w& M+ T7 J: h  CATPathElement activePath = pEditor->GetUIActiveObject();
    1 _9 g, f$ }0 f* u* b  //取得当前活动的product
    + z* x5 e0 x& E' Y  CATIProduct *pActiveProduct = (CATIProduct *)activePath.SearchObject(CATIProduct::ClassName());! H* |6 ^- X5 ^2 a! Z* z6 t
      //当前活动对象不存在
    4 p9 g& ~; w" s7 J& i  if (pActiveProduct == NULL)9 R5 e4 z. P% P' p+ \( C: D
      {1 [9 f6 [' L- g# v! V4 |2 A5 p4 @
        pDocument = pEditor->GetDocument();5 `1 I- t1 q6 k$ o
      }6 {- x/ M3 J$ h+ n
      else! P. V$ ]# v1 O4 b8 E/ ~3 Z& d
      {
    ; z0 T3 J( P$ N    CATIProduct_var spRef = pActiveProduct->GetReferenceProduct();; [5 l, A6 t' S5 u# C# i" |
        //当前对象的引用对象是否存在1 l. I6 Y+ _  w+ U* b  I& d9 y
        if ( NULL_var == spRef )& J% W. d7 U, {# x) O
        {
    ) U5 G5 C/ F) w9 L      return FALSE;0 z: r5 f& c% X9 F! r0 \
        }
    - _  Z% u, R$ |& A6 P    //当前对象的链接对象) {+ x8 R2 s5 r7 _4 N3 V
        CATILinkableObject * piLinkableObject = NULL;8 X" ?4 Q* Z5 v2 ~1 H6 G5 [% E* R7 \) C
        HRESULT rc = spRef->QueryInterface( IID_CATILinkableObject, (void**)& piLinkableObject );                            6 f* v" b1 U: Z; N3 b
        if ( FAILED(rc) )
    ; Q* F' _, n; G    {
    . h$ v( y2 K) L8 t  P3 o      piLinkableObject->Release();
    6 f, C, @" f+ [3 w0 x      piLinkableObject = NULL ;
    % b. N% _8 ]+ q      return FALSE;+ q1 b/ W$ V; {7 h9 y; S/ @$ g. e
        }" h) M0 f' S- p& H% K
        //得到当前对象的文档( e6 A2 M4 S7 t& q! ?
        pDocument = piLinkableObject->GetDocument();
    1 B: N' S! X3 H  o2 H, _    piLinkableObject->Release();
      [, ^5 p( O1 T- W& I" q4 a* h8 l    piLinkableObject = NULL ;
    / v- |1 t. K) T+ r    if ( NULL == pDocument)
    : g) s) m( v/ U) ?    {" Q; a# j$ @! w0 m
          return FALSE;
    5 {) o* i6 l/ \( D/ I    }" r/ |' B5 t) L" p
      }$ Q: l* s% y, I5 F$ E
      //得到文档容器集
    6 J. K3 o: n, H% x  CATIContainerOfDocument * pIContainerOfDocument = NULL;4 K" _8 ]4 Z! `- C5 s5 U, J' ~
      HRESULT rc = pDocument->QueryInterface(IID_CATIContainerOfDocument, (void**)&pIContainerOfDocument);
    4 H' o) p+ m6 t7 @- U  if (FAILED(rc))
    % E9 |9 M4 h" |7 g  {/ `3 H& l. r2 w5 O. ^3 f; E. Z
        //pIContainerOfDocument->Release();
    4 U# S2 g2 k4 `0 X) B- K) B    pIContainerOfDocument = NULL ;
    ! d' e0 q, Z% D7 ^7 P# P) c    return FALSE;1 V+ |# x: [! G1 O5 c$ E' c
      }
    ; U& \6 g- z2 E0 H+ B0 ?0 k  //获得Document6 o; p# X9 X' G0 X. J+ ^. |4 |
      CATIContainer* _pContainer = NULL; 0 Z0 p# H' a$ Z  d) }
      //获得SpecContainer
    # {7 a" P# S% i$ m2 V  HRESULT hr = pIContainerOfDocument->GetSpecContainer(_pContainer);
    8 O# }  J7 P1 s# W9 N& T  cout << "container ok" <<endl;' Q6 d3 t) M3 v# W. V3 e
    ; T! x* r. \$ s" W; l, A" U6 U1 y; O- D
      //GSM工厂
    1 n2 i( i% j  I- g  CATIGSMFactory_var spGSMFactory = NULL_var;
    2 g  D1 H) K7 t. {! I  //设置工厂  9 w3 ^& x) ]! c! Y/ P6 q6 r
      spGSMFactory = _pContainer;         
      `6 n9 m! s% @) p  U  CATIGSMPoint_var spPoint = spGSMFactory->CreatePoint(Point3D);! O0 E- [- j( W& Z
      spSpecPoint1= spPoint;     
    ; p1 `0 Z( n& p' ~9 ]  CATIGSMProceduralView_var spSndPntObj = spSpecPoint1;; [1 X; G$ s9 E4 {: @* c4 p
      //*将点显示在屏幕上- L& Y; Z1 q. B4 R
      spSndPntObj->InsertInProceduralView();2 m7 q/ q4 }2 W3 H' T
    cout << "create point ok" <<endl;
    6 A6 H5 D3 e' k/ D; t  spSpecPoint1->Update();
    - r9 \8 a* L; C4 }: pcout << "update point ok" <<endl;
    0 r  Q. o3 W, r% k  H' X) ?  return TRUE;
    " E7 B0 r6 K4 r! f}
    2 B1 z9 y0 f6 V+ b) B; x4 c& b, Y# b! m4 E; W5 _# [
    % c" [* Q1 L4 i' C
    " F' R# u# l1 d, T/ `2 P* n) H
    CATBoolean CreateLineCmd::ActionTwo( void *data )$ U; F4 \) U7 N* Y
    {. b/ `+ r& _# z9 e/ A
    // TODO: Define the action associated with the transition 4 H  J# q" ]# u% f3 ?
    // ------------------------------------------------------
    6 }1 N- \( x0 A. H- j    CATMathPoint2D point2D = _IndicationPoint2->GetValue();//获得一个2D的点
    2 b, z7 I5 |  W  CATMathPoint Point3D;$ Q) o  W# O1 k
      CATMathPlane Plane = _IndicationPoint2->GetMathPlane();1 W7 {( Q8 {2 u
      Plane.EvalPoint(point2D.GetX(),point2D.GetY(),Point3D);  //将2D点转换为3D点
    + F+ D: d5 b3 g* d  //设置Container(非根节点)& g6 G: s* n/ x9 g" |5 I8 v
      //获得Editor. F) x' y) X% |# _9 E
      CATFrmEditor* pEditor = CATFrmEditor::GetCurrentEditor();
    2 Y$ @( F* S2 J+ v% [" _2 W  //得到当前对象的文档
    0 }3 u% `8 J- B9 g. _0 c' L  CATDocument * pDocument = NULL ;
    7 I5 X. Q  F! o2 X# T4 d/ t0 N- I  //取得当前活动对象
    : ]# S9 y' f( e! b  CATPathElement activePath = pEditor->GetUIActiveObject();
    6 B$ I# `& ^: |8 C! M7 {  //取得当前活动的product
    9 T! o0 i; S+ H* ?) y9 Q  CATIProduct *pActiveProduct = (CATIProduct *)activePath.SearchObject(CATIProduct::ClassName());) R8 w( V; E0 C! [! S: k! y+ r
      //当前活动对象不存在/ @4 A$ w: u6 X
      if (pActiveProduct == NULL)
    ! B" Z( l8 Z5 p1 q" D! g* l' f  {; |  W. L' U' g# ~# S& N
        pDocument = pEditor->GetDocument();0 n0 E" T% f2 Z5 |7 C: \  A
      }
    3 N' E4 Q1 D, e* X  a# \  else2 z. Q7 `/ J3 t3 ~4 ~6 a/ F: t
      {
    # x7 v* y: _$ J- a    CATIProduct_var spRef = pActiveProduct->GetReferenceProduct();& h# B+ Q" `( D" [4 S% Q; ]
        //当前对象的引用对象是否存在
    ) d- d& z5 p, h! ~& O    if ( NULL_var == spRef )  I  ]  I" l2 k! u
        {; J) N* Y$ p1 ]' T
          return FALSE;5 o. V& k, @0 a' ~
        }
    + W/ t- q/ {  W* I: q    //当前对象的链接对象9 S+ [0 g: x4 E
        CATILinkableObject * piLinkableObject = NULL;
    ) `: A9 @+ b6 H& z/ x$ k    HRESULT rc = spRef->QueryInterface( IID_CATILinkableObject, (void**)& piLinkableObject );                            ' l" V8 u* c9 P* }, p2 J  t
        if ( FAILED(rc) )# Z+ h4 @& d1 ]" W4 j
        {
    ( H5 u( Q1 m( C& q0 V8 m      piLinkableObject->Release();7 e) G* R# v0 c& R
          piLinkableObject = NULL ;/ l' A; v5 o& J. i  i/ v
          return FALSE;9 V, X7 M& g" s; z" P8 n) j
        }+ K! J1 ^: ]1 a6 n
        //得到当前对象的文档$ P# K$ i. ?$ m2 B& W1 |' Y5 @: G
        pDocument = piLinkableObject->GetDocument();, D$ ~$ N7 `0 c% n0 Y
        piLinkableObject->Release();
    % {% @" X5 a9 E    piLinkableObject = NULL ;
    $ U" z2 i# p' l) E0 Z' d    if ( NULL == pDocument), X; Q: f7 ^! r* b$ x4 U
        {* ]4 b' h: |. l/ e# y
          return FALSE;8 p: K0 a' b0 k* b9 n
        }
    1 ]4 r# M6 |* z, g( J  L3 h$ t  }
    , t9 @6 N/ {0 N4 u  `  //得到文档容器集7 F( g  V9 @% P2 y* B
      CATIContainerOfDocument * pIContainerOfDocument = NULL;
    0 }, T0 ?: D" |+ _  HRESULT rc = pDocument->QueryInterface(IID_CATIContainerOfDocument, (void**)&pIContainerOfDocument);: F! A) ^! l" E0 u
      if (FAILED(rc))
    . f9 w% ^3 B  ^  {( p% @7 n' U7 Y: h
        //pIContainerOfDocument->Release();# P) ]2 \3 ]8 ]: }& q" V
        pIContainerOfDocument = NULL ;
    ) ~: {. e& a" x+ t+ v& F; j! H    return FALSE;7 a' ^+ i4 q8 E3 Y  e6 m) h
      }
    2 p5 w1 K1 E; A2 E  //获得Document
    : M/ R) w& M9 y; y  CATIContainer* _pContainer = NULL;
    : l' f! {& I& {, p0 ^7 q, P/ W  //获得SpecContainer
    * s% F7 f3 o3 G; E5 p  HRESULT hr = pIContainerOfDocument->GetSpecContainer(_pContainer);
    . r1 Q9 N% S( C/ X ; T( y4 S! s7 ]# U) i1 e+ m
      //GSM工厂, o; {5 P! x- ~; z
      CATIGSMFactory_var spGSMFactory = NULL_var;2 A. D1 B; o2 J( M
      //设置工厂  
    0 T' a) t. c/ P/ v1 M4 y. n  spGSMFactory = _pContainer;         
    + c; @, Z6 E' w9 j" a2 }+ g6 T  CATIGSMPoint_var spPoint = spGSMFactory->CreatePoint(Point3D);
    4 M* W9 c/ U" J( Q8 ]  CATISpecObject_var spSpecPoint2= spPoint;     # P* v  [+ ^6 M7 n' }
      CATIGSMProceduralView_var spSndPntObj = spSpecPoint2;2 a$ ?* i- B) c7 c! t4 d
      //*将点显示在屏幕上5 e, z9 a7 l  l/ H
      spSndPntObj->InsertInProceduralView();
    ( W- l) q3 t' p+ P" x* G  spSpecPoint2->Update();4 o  e" R4 V& A
      //生成线7 Q# F$ ?# ~! c& r" V6 ?4 N5 ~" P7 |. e" @
      CATIGSMLinePtPt_var spLine = spGSMFactory->CreateLine(spSpecPoint1, spSpecPoint2, NULL_var);# w0 R, A, d& y/ Y/ x/ T4 B
      CATISpecObject_var spSpecLine= spLine;     
    - D% M5 y% s9 E% C1 N! U- p  CATIGSMProceduralView_var spSndPntObjLine = spSpecLine;
    - Y* M9 i5 @; H9 x- a- y  {  //*将线显示在屏幕上8 |* N0 v; h5 f( K
      spSndPntObjLine->InsertInProceduralView();
    6 N' ]0 g' V. _& @6 W" h% d  spSpecLine->Update();
    - p3 F8 l" O9 F% D- D
    + g) ]5 N4 N3 o) m) M- G/ i return TRUE;
    ! S( F9 U. F1 |}
    ; r& T5 i" f# h: p1 t, y* E1 I, A# D9 e& |$ @+ _: [2 e8 G

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