// SampleDoc.cpp : implementation of the CSampleDoc class//#include "stdafx.h"#include "Sample.h"#include "SampleDoc.h"#ifdef _DEBUG#define new DEBUG_NEW#undef THIS_FILEstatic char THIS_FILE[] = __FILE__;#endif#include "vtkTextMapper.h"#include "vtkActor2D.h"#include "vtkTextProperty.h"/////////////////////////////////////////////////////////////////////////////// CSampleDocIMPLEMENT_DYNCREATE(CSampleDoc, vtkMFCDocument)BEGIN_MESSAGE_MAP(CSampleDoc, vtkMFCDocument)	//{{AFX_MSG_MAP(CSampleDoc)		// NOTE - the ClassWizard will add and remove mapping macros here.		//    DO NOT EDIT what you see in these blocks of generated code!	//}}AFX_MSG_MAPEND_MESSAGE_MAP()/////////////////////////////////////////////////////////////////////////////// CSampleDoc construction/destructionCSampleDoc::CSampleDoc(){	// TODO: add one-time construction code here  this->Reader = vtkDataSetReader::New();  this->Mapper = vtkDataSetMapper::New();  this->Actor = vtkActor::New();  this->Actor->SetMapper(this->Mapper);  this->Actor->VisibilityOff();  this->Props->AddItem(this->Actor);  vtkActor2D *act = vtkActor2D::New();  vtkTextMapper *txt = vtkTextMapper::New();  act->SetMapper(txt);  txt->SetInput("Hello World");  txt->GetTextProperty()->SetFontSize(24);  this->Props->AddItem(act);  txt->Delete();  act->Delete();}CSampleDoc::~CSampleDoc(){  this->Reader->Delete();  this->Mapper->Delete();  this->Actor->Delete();}BOOL CSampleDoc::OnNewDocument(){	if (!CDocument::OnNewDocument())		return FALSE;	// TODO: add reinitialization code here	// (SDI documents will reuse this document)	return TRUE;}/////////////////////////////////////////////////////////////////////////////// CSampleDoc serializationvoid CSampleDoc::Serialize(CArchive& ar){	if (ar.IsStoring())	{		// TODO: add storing code here	}	else	{		// TODO: add loading code here	}}/////////////////////////////////////////////////////////////////////////////// CSampleDoc diagnostics#ifdef _DEBUGvoid CSampleDoc::AssertValid() const{	CDocument::AssertValid();}void CSampleDoc::Dump(CDumpContext& dc) const{	CDocument::Dump(dc);}#endif //_DEBUG/////////////////////////////////////////////////////////////////////////////// CSampleDoc commandsBOOL CSampleDoc::OnOpenDocument(LPCTSTR lpszPathName) {  if (!vtkMFCDocument::OnOpenDocument(lpszPathName))    {    return FALSE;    }    // TODO: Add your specialized creation code here  this->Reader->SetFileName(lpszPathName);  this->Mapper->SetInput(this->Reader->GetOutput());  this->Actor->VisibilityOn();	  return TRUE;}