CATIA二次开发入门教程---15 通过点击屏幕创建点

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CATIA二次开发入门教程---15 通过点击屏幕创建点
$ A1 h+ D6 D& u  ^9 r) Z通过点击屏幕，自动创建点， 这里直接建立了一个简单的对话框，通过pushbutton来添加一个回掉函数，函数里面去执行创建点的类。
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void DialogTesTCmdDialog::OnPushButtonCreatePointPushBActivateNotification(CATCommand* cmd, CATNotification* evt, CATCommandClientData data)
/ `+ [1 q; ^& X1 R/ z" v$ P{
; x3 a2 F0 }% F" O- _  // Add your code here
      CreatePointCmd *createPoint = new CreatePointCmd();
}
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& b6 C" {9 ^& d# Q; {- O新建一个catia 的命令，名称为 CreatePointCmd ，接下来要做的就是在 action one 里面进行点的创建，代码如下：

, T, q% X+ n/ i8 ]. ~8 K! YCATBoolean CreatePointCmd::ActionOne( void *data )
{
' {# I# A! M$ c6 L, W6 ~, t  // TODO: Define the action associated with the transition
) z* u! J2 i4 O1 b9 ~+ I0 e8 c  // ------------------------------------------------------
$ {; U* g5 A) C" U CATMathPoint2D point2D =  _Indication->GetValue();
8 w$ m! s" N- j) F CATMathPlane plane = _Indication->GetMathPlane();
7 A0 X9 M( Y5 o+ h3 C CATMathPoint point3D;
, E2 C& D6 G6 @% a plane.EvalPoint(point2D.GetX(),point2D.GetY(),point3D);

( k6 \1 i) E6 N; X7 e7 f cout<<"Point coordinates:" << point3D.GetX() << "," << point3D.GetY() << "," << point3D.GetZ()<<endl;
; I& v9 c/ b& [' v! |0 M8 l2 @   
  //设置Container(非根节点)
  //获得Editor
; C  Q2 |% s; ?1 X9 m) ?  CATFrmEditor* pEditor = CATFrmEditor::GetCurrentEditor();
% ]7 r% H( W% T7 E! g) Q0 ?7 b( U2 Z  //得到当前对象的文档
! e. h2 g) y8 N  CATDocument * pDocument = NULL ;
7 v0 U/ n( ?! t9 E9 N  //取得当前活动对象
% d* Z8 N) _0 Q! ~  CATPathElement activePath = pEditor->GetUIActiveObject();
4 i: w3 K" M& K- b  //取得当前活动的product
( K% _0 n. Z) u2 w3 l7 @  CATIProduct *pActiveProduct = (CATIProduct *)activePath.SearchObject(CATIProduct::ClassName());
) ~8 E9 c) o. t5 u" q. x: g  //当前活动对象不存在
0 L3 x: [* v3 @  a! c  if (pActiveProduct == NULL)
  {
+ z2 E  ^: R  p- b8 B- B7 z: J, l    pDocument = pEditor->GetDocument();
3 Z! d& \0 z; O* e  }
  else
  {
4 ?5 I$ h! t, p7 ~/ G    CATIProduct_var spRef = pActiveProduct->GetReferenceProduct();
    //当前对象的引用对象是否存在
    if ( NULL_var == spRef )
/ I7 D& c9 b/ }) g8 X# l    {
      return FALSE;
    }
* c: q6 x; H/ ~( I2 o6 k/ w    //当前对象的链接对象
2 k9 U( r9 v) z1 y! Y    CATILinkableObject * piLinkableObject = NULL;
; l  q; q! z) _    HRESULT rc = spRef->QueryInterface( IID_CATILinkableObject, (void**)& piLinkableObject );                           
2 a) \( m; k3 }. ^" U+ e    if ( FAILED(rc) )
1 G3 x7 Y- }5 @2 h( x    {
      piLinkableObject->Release();
" P! d2 M( X1 P4 N9 p7 [3 i      piLinkableObject = NULL ;
: G* _4 r* l+ c      return FALSE;
    }
    //得到当前对象的文档
7 |9 N; Z1 c9 c& t! F0 i2 k    pDocument = piLinkableObject->GetDocument();
9 n, e* m9 y" C2 [    piLinkableObject->Release();
4 l' P4 r( r& e4 M    piLinkableObject = NULL ;
    if ( NULL == pDocument)
! ]/ l3 Q% ?! Z8 j0 V    {
1 I- @) J6 s$ G, B      return FALSE;
* ^; [# H$ ~8 f3 h' V' U, Q    }
  }
- Y8 Y/ B9 `5 c  M  //得到文档容器集
  CATIContainerOfDocument * pIContainerOfDocument = NULL;
/ `: \; ~' L, u2 K, Y+ n  HRESULT rc = pDocument->QueryInterface(IID_CATIContainerOfDocument, (void**)&pIContainerOfDocument);
  if (FAILED(rc))
5 c: s6 X3 _2 g2 A- M! K( H/ [  {
    //pIContainerOfDocument->Release();
    pIContainerOfDocument = NULL ;
) l. r  _1 W6 Y$ c2 I. L9 k    return FALSE;
  }
2 |: M# {3 w) K1 @  Q$ Q  
  //获得Document
  CATIContainer* _pContainer = NULL;
  //获得SpecContainer
* P* j# \; t% K  HRESULT hr = pIContainerOfDocument->GetSpecContainer(_pContainer);

  //GSM工厂
) s% K0 E4 n; H7 K7 \  CATIGSMFactory_var spGSMFactory = NULL_var;
' U7 j& I3 f2 T6 E5 j, k/ J  //设置工厂  
6 h: b5 w% S% g( F) J  spGSMFactory = _pContainer;         
) x4 F3 p, u, Y* Z; E. {$ g% @* S  CATIGSMPoint_var spPoint = spGSMFactory->CreatePoint(point3D);
5 d. Y# F% c; d3 a  CATISpecObject_var spSpecPoint= spPoint;     
& l; x2 r, q& W  CATIGSMProceduralView_var spSndPntObj = spSpecPoint;

" b7 U* @3 e$ ~/ J% `" ^  //*将点显示在屏幕上
  spSndPntObj->InsertInProceduralView();
  //更新点对象
  spSpecPoint->Update();
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& t" A& t5 V" M# z  return TRUE;
4 C# v3 t) J5 T* \( c5 P7 h! P) Q}
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效果如下：

onerice

  _Indication指的是什么呀