imageshowview.cpp

这是VC++ 2003.net图像处理的光盘源程序!!!非常好的

// ImageShowView.cpp : implementation of the CImageShowView class
//

#include "stdafx.h"
#include "ImageShow.h"

#include "ImageShowDoc.h"
#include "ImageShowView.h"
    
#ifdef _DEBUG
#define new DEBUG_NEW
#undef THIS_FILE
static char THIS_FILE[] = __FILE__;
#endif

/////////////////////////////////////////////////////////////////////////////
// CImageShowView

IMPLEMENT_DYNCREATE(CImageShowView, CView)

BEGIN_MESSAGE_MAP(CImageShowView, CView)
	//{{AFX_MSG_MAP(CImageShowView)
	ON_WM_PAINT()
 
  
	//}}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()

/////////////////////////////////////////////////////////////////////////////
// CImageShowView construction/destruction

extern CImage	SaveCanvus;
extern CString	m_FileName;

CImageShowView::CImageShowView()
{
	// TODO: add construction code here
}

CImageShowView::~CImageShowView()
{
}

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

	return CView::PreCreateWindow(cs);
}

/////////////////////////////////////////////////////////////////////////////
// CImageShowView drawing

void CImageShowView::OnDraw(CDC* pDC)
{
	CImageShowDoc* pDoc = GetDocument();
	ASSERT_VALID(pDoc);

	// TODO: add draw code for native data here

	if (SaveCanvus.IsNull()) return;
  	pDC->SelectStockObject(WHITE_PEN);
	pDC->SelectStockObject(WHITE_BRUSH);
	pDC->Rectangle(0,0,1023,639);

	WriteTitle(&SaveCanvus,m_FileName,"");           
	CDC	*pOrigDC= CDC::FromHandle(SaveCanvus.GetDC());
  	pDC->BitBlt(0,0,SaveCanvus.GetWidth(),SaveCanvus.GetHeight(),
		                    pOrigDC,0,0,SRCCOPY);
	SaveCanvus.ReleaseDC();
}

/////////////////////////////////////////////////////////////////////////////
// CImageShowView printing

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

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

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

/////////////////////////////////////////////////////////////////////////////
// CImageShowView diagnostics

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

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

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

/////////////////////////////////////////////////////////////////////////////
// CImageShowView message handlers

void CImageShowView::WriteTitle(CImage *pImg,CString FileName,CString str0)   
{
 	CString	str, str1;
  	char drive[_MAX_DRIVE];   
	char dir[_MAX_DIR];
	char fname[_MAX_FNAME];   
	char ext[_MAX_EXT];
 
	_splitpath(FileName, drive, dir, fname, ext);   
 
 	CWnd*	pMain = AfxGetMainWnd();
	CMenu*	pMenu = pMain->GetMenu();

 	str1.Format(" (%d×%d×%d)",pImg->GetWidth(),pImg->GetHeight(),pImg->GetBPP());  
	str.LoadString(AFX_IDS_APP_TITLE);             
 	AfxGetMainWnd()->SetWindowText(str+" - "+ 
		              fname + ext + str0 +str1);   
}