Catia二次开发源码分享：通过鼠标点击创建直线

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Catia二次开发源码分享：通过鼠标点击创建直线

#include "CAARCCreateLine.h"
#include "CATIndicationAgent.h"
#include "CATMathPlane.h"

#include "CATCreateExternalObject.h"

#include "CATMathPoint2D.h"
#include "CATMathPoint.h"
#include "CATMathPlane.h"

#include "CATIGSMPoint.h"
#include "CATIGSMLinePtPt.h"

#include "CATFrmEditor.h"
#include "CATPathElement.h"

#include "CATIProduct.h"
#include "CATILinkableObject.h"
#include "CATDocument.h"

#include "CATIContainerOfDocument.h"

#include "CATIGSMProceduralView.h"

#include "CATIContainer.h"
#include "CATIGSMFactory.h"

#include "CATISpecObject.h"
CATCreateClass( CAARCCreateLine);

//-------------------------------------------------------------------------
// Constructor
//-------------------------------------------------------------------------
CAARCCreateLine::CAARCCreateLine() :
  CATStateCommand ("CAARCCreateLine", CATDlgEngOneShot, CATCommandModeExclusive)
//  Valid states are CATDlgEngOneShot and CATDlgEngRepeat
  ,_IndicationOnePoint(NULL),_IndicationTwoPoint(NULL)
{
}

//-------------------------------------------------------------------------
// Destructor
//-------------------------------------------------------------------------
CAARCCreateLine::~CAARCCreateLine()
{
if (_IndicationOnePoint != NULL)
   _IndicationOnePoint->RequestDelayedDestruction();
if (_IndicationTwoPoint != NULL)
   _IndicationTwoPoint->RequestDelayedDestruction();
}

//-------------------------------------------------------------------------
// BuildGraph()
//-------------------------------------------------------------------------
void CAARCCreateLine::BuildGraph()
{

  // TODO: Define the StateChart
  // ---------------------------
  _IndicationOnePoint = new CATIndicationAgent ("IndicationOnePoint");
  AddCSOClient(_IndicationOnePoint);

  _IndicationTwoPoint = new CATIndicationAgent ("IndicationTwoPoint");

  CATMathPlane PlaneXY;
  _IndicationOnePoint -> SetMathPlane (PlaneXY);
  _IndicationTwoPoint -> SetMathPlane (PlaneXY);

  CATDialogState * initialStateOne = GetInitialState("选择第一个点位置");
  initialStateOne -> AddDialogAgent (_IndicationOnePoint);

  CATDialogState * initialStateTwo = AddDialogState("选择第二个点位置");
  initialStateTwo -> AddDialogAgent (_IndicationTwoPoint);

  AddTransition( initialStateOne,
               initialStateTwo,
               IsOutputSetCondition (_IndicationOnePoint),
               Action ((ActionMethod) &CAARCCreateLine::ActionOne));

  AddTransition( initialStateTwo,
            NULL,
            IsOutputSetCondition (_IndicationTwoPoint),
            Action ((ActionMethod) &CAARCCreateLine::ActionTwo));
}

//-------------------------------------------------------------------------
// ActionOne ()
//-------------------------------------------------------------------------
CATBoolean CAARCCreateLine::ActionOne( void *data )
{
  // TODO: Define the action associated with the transition
  // ------------------------------------------------------
  CATMathPoint2D point2D = _IndicationOnePoint->GetValue();//获得一个2D的点

  CATMathPoint Point3D;
  CATMathPlane Plane = _IndicationOnePoint->GetMathPlane();

  Plane.EvalPoint(point2D.GetX(),point2D.GetY(),Point3D); //将2D点转换为3D点

  //设置Container(非根节点)
  //获得Editor
  CATFrmEditor* pEditor = CATFrmEditor::GetCurrentEditor();

  //得到当前对象的文档
  CATDocument * pDocument = NULL ;

  //取得当前活动对象
  CATPathElement activePath = pEditor->GetUIActiveObject();

  //取得当前活动的product
  CATIProduct *pActiveProduct = (CATIProduct *)activePath.SearchObject(CATIProduct::ClassName());

  //当前活动对象不存在
  if (pActiveProduct == NULL)
  {
pDocument = pEditor->GetDocument();
  }
  else
  {
CATIProduct_var spRef = pActiveProduct->GetReferenceProduct();
//当前对象的引用对象是否存在
if ( NULL_var == spRef )
{
   return FALSE;
}

//当前对象的链接对象
CATILinkableObject * piLinkableObject = NULL;
HRESULT rc = spRef->QueryInterface( IID_CATILinkableObject, (void**)& piLinkableObject );
if ( FAILED(rc) )
{
   piLinkableObject->Release();
   piLinkableObject = NULL ;
   return FALSE;
}

//得到当前对象的文档
pDocument = piLinkableObject->GetDocument();
piLinkableObject->Release();
piLinkableObject = NULL ;

if ( NULL == pDocument)
{
   return FALSE;
}
  }

  //得到文档容器集
  CATIContainerOfDocument * pIContainerOfDocument = NULL;
  HRESULT rc = pDocument->QueryInterface(IID_CATIContainerOfDocument, (void**)&pIContainerOfDocument);
  if (FAILED(rc))
  {
//pIContainerOfDocument->Release();
pIContainerOfDocument = NULL ;
return FALSE;
  }

  //获得Document
  CATIContainer* _pContainer = NULL;
  //获得SpecContainer
  HRESULT hr = pIContainerOfDocument->GetSpecContainer(_pContainer);

  //GSM工厂
  CATIGSMFactory_var spGSMFactory = NULL_var;
  //设置工厂
  spGSMFactory = _pContainer;

  CATIGSMPoint_var spPoint = spGSMFactory->CreatePoint(Point3D);

  spSpecPoint1= spPoint;

  CATIGSMProceduralView_var spSndPntObj = spSpecPoint1;

  //*将点显示在屏幕上
  spSndPntObj->InsertInProceduralView();

  spSpecPoint1->Update();

  return TRUE;
}

//-------------------------------------------------------------------------
// ActionTwo ()
//-------------------------------------------------------------------------
CATBoolean CAARCCreateLine::ActionTwo( void *data )
{
  // TODO: Define the action associated with the transition
  // ------------------------------------------------------
  CATMathPoint2D point2D = _IndicationTwoPoint->GetValue();//获得一个2D的点

  CATMathPoint Point3D;
  CATMathPlane Plane = _IndicationTwoPoint->GetMathPlane();

  Plane.EvalPoint(point2D.GetX(),point2D.GetY(),Point3D); //将2D点转换为3D点

  //设置Container(非根节点)
  //获得Editor
  CATFrmEditor* pEditor = CATFrmEditor::GetCurrentEditor();

  //得到当前对象的文档
  CATDocument * pDocument = NULL ;

  //取得当前活动对象
  CATPathElement activePath = pEditor->GetUIActiveObject();

  //取得当前活动的product
  CATIProduct *pActiveProduct = (CATIProduct *)activePath.SearchObject(CATIProduct::ClassName());

  //当前活动对象不存在
  if (pActiveProduct == NULL)
  {
pDocument = pEditor->GetDocument();
  }
  else
  {
CATIProduct_var spRef = pActiveProduct->GetReferenceProduct();
//当前对象的引用对象是否存在
if ( NULL_var == spRef )
{
   return FALSE;
}

//当前对象的链接对象
CATILinkableObject * piLinkableObject = NULL;
HRESULT rc = spRef->QueryInterface( IID_CATILinkableObject, (void**)& piLinkableObject );
if ( FAILED(rc) )
{
   piLinkableObject->Release();
   piLinkableObject = NULL ;
   return FALSE;
}

//得到当前对象的文档
pDocument = piLinkableObject->GetDocument();
piLinkableObject->Release();
piLinkableObject = NULL ;

if ( NULL == pDocument)
{
   return FALSE;
}
  }

  //得到文档容器集
  CATIContainerOfDocument * pIContainerOfDocument = NULL;
  HRESULT rc = pDocument->QueryInterface(IID_CATIContainerOfDocument, (void**)&pIContainerOfDocument);
  if (FAILED(rc))
  {
//pIContainerOfDocument->Release();
pIContainerOfDocument = NULL ;
return FALSE;
  }

  //获得Document
  CATIContainer* _pContainer = NULL;
  //获得SpecContainer
  HRESULT hr = pIContainerOfDocument->GetSpecContainer(_pContainer);

  //GSM工厂
  CATIGSMFactory_var spGSMFactory = NULL_var;
  //设置工厂
  spGSMFactory = _pContainer;

  CATIGSMPoint_var spPoint = spGSMFactory->CreatePoint(Point3D);

  CATISpecObject_var spSpecPoint2= spPoint;

  CATIGSMProceduralView_var spSndPntObj = spSpecPoint2;

  //*将点显示在屏幕上
  spSndPntObj->InsertInProceduralView();

  spSpecPoint2->Update();

  //生成线
  CATIGSMLinePtPt_var spLine = spGSMFactory->CreateLine(spSpecPoint1, spSpecPoint2, NULL_var);

  CATISpecObject_var spSpecLine= spLine;

  CATIGSMProceduralView_var spSndPntObjLine = spSpecLine;

  //*将线显示在屏幕上
  spSndPntObjLine->InsertInProceduralView();

  spSpecLine->Update();

  return TRUE;
}

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