imagedemoview.cpp

《Visual C++ Bible》或者说是《Visual C++ 宝典》的对应的源码文件

// ImageDemoView.cpp : implementation of the CImageDemoView class
//

#include "stdafx.h"
#include "ImageDemo.h"

#include "ImageDemoDoc.h"
#include "ImageDemoView.h"

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

/////////////////////////////////////////////////////////////////////////////
// CImageDemoView

IMPLEMENT_DYNCREATE(CImageDemoView, CView)

BEGIN_MESSAGE_MAP(CImageDemoView, CView)
	//{{AFX_MSG_MAP(CImageDemoView)
	//}}AFX_MSG_MAP
END_MESSAGE_MAP()

/////////////////////////////////////////////////////////////////////////////
// CImageDemoView construction/destruction

CImageDemoView::CImageDemoView()
{

	m_pImageObject = new CImageObject( "Filename.bmp" );

}

CImageDemoView::~CImageDemoView()
{

	if( m_pImageObject != NULL )
		delete m_pImageObject;

}

BOOL CImageDemoView::PreCreateWindow(CREATESTRUCT& cs)
{
	return CView::PreCreateWindow(cs);
}

/////////////////////////////////////////////////////////////////////////////
// CImageDemoView drawing

void CImageDemoView::OnDraw(CDC* pDC)
{
	CImageDemoDoc* pDoc = GetDocument();
	ASSERT_VALID(pDoc);

	if( m_pImageObject != NULL ){
		m_pImageObject->SetPalette( pDC );
		m_pImageObject->Draw( pDC );
		}

}

/////////////////////////////////////////////////////////////////////////////
// CImageDemoView diagnostics

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

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

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

/////////////////////////////////////////////////////////////////////////////
// CImageDemoView message handlers