gusucode.com > (GDI+)Image类的序列化C++源码程序 > (GDI+)Image类的序列化/GdiplusTest16/GdiplusTestView.cpp

    // GdiplusTestView.cpp : implementation of the CGdiplusTestView class
//

#include "stdafx.h"
#include "GdiplusTest.h"

#include "GdiplusTestDoc.h"
#include "GdiplusTestView.h"

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

/////////////////////////////////////////////////////////////////////////////
// CGdiplusTestView

IMPLEMENT_DYNCREATE(CGdiplusTestView, CView)

BEGIN_MESSAGE_MAP(CGdiplusTestView, CView)
	//{{AFX_MSG_MAP(CGdiplusTestView)
	ON_COMMAND(ID_TOOL_JPG, OnToolJpg)
	//}}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()

/////////////////////////////////////////////////////////////////////////////
// CGdiplusTestView construction/destruction

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

}

CGdiplusTestView::~CGdiplusTestView()
{
}

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

	return CView::PreCreateWindow(cs);
}

/////////////////////////////////////////////////////////////////////////////
// CGdiplusTestView drawing

void CGdiplusTestView::OnDraw(CDC* pDC)
{
	CGdiplusTestDoc* pDoc = GetDocument();
	ASSERT_VALID(pDoc);
	// TODO: add draw code for native data here
	using namespace Gdiplus; 
	Image* m_pImage1=((CGdiplusTestDoc*)GetDocument())->m_pImage;
	if (m_pImage1!=NULL)
	{
		Graphics graphics(pDC->m_hDC);
		graphics.DrawImage(m_pImage1, 0, 0, m_pImage1->GetWidth(), m_pImage1->GetHeight());
		graphics.ReleaseHDC(pDC->m_hDC);
	}
}

/////////////////////////////////////////////////////////////////////////////
// CGdiplusTestView printing

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

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

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

/////////////////////////////////////////////////////////////////////////////
// CGdiplusTestView diagnostics

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

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

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

/////////////////////////////////////////////////////////////////////////////
// CGdiplusTestView message handlers

void CGdiplusTestView::OnToolJpg() 
{
	// TODO: Add your command handler code here
	CGdiplusTestDoc*  pDoc=(CGdiplusTestDoc*)GetDocument();
	 CString filename;
	 CString sFilter="jpeg文件(*.jpg)|*.jpg|gif文件(*.gif)|*.gif|bmp文件(*.bmp)|*.bmp||";	
	 CFileDialog dlgOpen(TRUE,0,0,OFN_HIDEREADONLY|
	        	OFN_FILEMUSTEXIST,(LPCTSTR)sFilter,this);
	 if (dlgOpen.DoModal()!=IDOK)
	   return ;
	 filename=dlgOpen.GetPathName();
	if (pDoc->m_pImage) {
		delete pDoc->m_pImage;
		pDoc->m_pImage = NULL;
	}
	using namespace Gdiplus; 
	USES_CONVERSION;
	  pDoc->m_pImage = Image::FromFile(A2W((LPCTSTR)filename),FALSE);
	Invalidate();
}