ex3_5view.cpp

This is Visual C++ basis operation. Using that you can fast go in study.

// Ex3_5View.cpp : implementation of the CEx3_5View class
//

#include "stdafx.h"
#include "Ex3_5.h"

#include "Ex3_5Doc.h"
#include "Ex3_5View.h"

#ifdef _DEBUG
#define new DEBUG_NEW
#undef THIS_FILE
static char THIS_FILE[] = __FILE__;
#endif

/////////////////////////////////////////////////////////////////////////////
// CEx3_5View

IMPLEMENT_DYNCREATE(CEx3_5View, CView)

BEGIN_MESSAGE_MAP(CEx3_5View, CView)
	//{{AFX_MSG_MAP(CEx3_5View)
	ON_WM_LBUTTONDOWN()
	//}}AFX_MSG_MAP
	// Standard printing commands
	ON_COMMAND(ID_FILE_PRINT, CView::OnFilePrint)
	ON_COMMAND(ID_FILE_PRINT_DIRECT, CView::OnFilePrint)
	ON_COMMAND(ID_FILE_PRINT_PREVIEW, CView::OnFilePrintPreview)
END_MESSAGE_MAP()

/////////////////////////////////////////////////////////////////////////////
// CEx3_5View construction/destruction

CEx3_5View::CEx3_5View()
{
	// TODO: add construction code here

}

CEx3_5View::~CEx3_5View()
{
}

BOOL CEx3_5View::PreCreateWindow(CREATESTRUCT& cs)
{
	// TODO: Modify the Window class or styles here by modifying
	//  the CREATESTRUCT cs

	return CView::PreCreateWindow(cs);
}

/////////////////////////////////////////////////////////////////////////////
// CEx3_5View drawing

void CEx3_5View::OnDraw(CDC* pDC)
{
	CEx3_5Doc* pDoc = GetDocument();
	ASSERT_VALID(pDoc);
	// TODO: add draw code for native data here
	CPoint ort;
	CString str;	
	for(int i=0;i<=pDoc->m_iPoint;i++)
	 { 
	   ort=pDoc->m_PointArray[i];
	   str.Format("[%d,%d]",ort.x,ort.y);
	   pDC->TextOut (ort.x,ort.y,str);
	 }


}

/////////////////////////////////////////////////////////////////////////////
// CEx3_5View printing

BOOL CEx3_5View::OnPreparePrinting(CPrintInfo* pInfo)
{
	// default preparation
	return DoPreparePrinting(pInfo);
}

void CEx3_5View::OnBeginPrinting(CDC* /*pDC*/, CPrintInfo* /*pInfo*/)
{
	// TODO: add extra initialization before printing
}

void CEx3_5View::OnEndPrinting(CDC* /*pDC*/, CPrintInfo* /*pInfo*/)
{
	// TODO: add cleanup after printing
}

/////////////////////////////////////////////////////////////////////////////
// CEx3_5View diagnostics

#ifdef _DEBUG
void CEx3_5View::AssertValid() const
{
	CView::AssertValid();
}

void CEx3_5View::Dump(CDumpContext& dc) const
{
	CView::Dump(dc);
}

CEx3_5Doc* CEx3_5View::GetDocument() // non-debug version is inline
{
	ASSERT(m_pDocument->IsKindOf(RUNTIME_CLASS(CEx3_5Doc)));
	return (CEx3_5Doc*)m_pDocument;
}
#endif //_DEBUG

/////////////////////////////////////////////////////////////////////////////
// CEx3_5View message handlers

void CEx3_5View::OnLButtonDown(UINT nFlags, CPoint point) 
{
	// TODO: Add your message handler code here and/or call default
	CEx3_5Doc *pDoc=GetDocument();
	pDoc->m_iPoint ++;
	pDoc->m_PointArray [pDoc->m_iPoint ]=point;
	Invalidate();
	
	CView::OnLButtonDown(nFlags, point);
}