bmpviewdoc.cpp

一种二值图象无损压缩算法 南京理工大学电光学院 【摘 要】利用稀疏矩阵和差分编码对二色图像进行压缩保存

// BMPViewDoc.cpp : implementation of the CBMPViewDoc class
//

#include "stdafx.h"
#include "BMPView.h"

#include "BMPViewDoc.h"
#include "bmp.h"

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

/////////////////////////////////////////////////////////////////////////////
// CBMPViewDoc

IMPLEMENT_DYNCREATE(CBMPViewDoc, CDocument)

BEGIN_MESSAGE_MAP(CBMPViewDoc, CDocument)
	//{{AFX_MSG_MAP(CBMPViewDoc)
		// NOTE - the ClassWizard will add and remove mapping macros here.
		//    DO NOT EDIT what you see in these blocks of generated code!
	//}}AFX_MSG_MAP
END_MESSAGE_MAP()

/////////////////////////////////////////////////////////////////////////////
// CBMPViewDoc construction/destruction

CBMPViewDoc::CBMPViewDoc()
{
	// TODO: add one-time construction code here
	m_pBmp = new CBmp;
}

CBMPViewDoc::~CBMPViewDoc()
{
	if(m_pBmp != NULL)
	{
		delete m_pBmp;
		m_pBmp = NULL;
	}
}

BOOL CBMPViewDoc::OnNewDocument()
{
	if (!CDocument::OnNewDocument())
		return FALSE;

	// TODO: add reinitialization code here
	// (SDI documents will reuse this document)

	return TRUE;
}



/////////////////////////////////////////////////////////////////////////////
// CBMPViewDoc serialization

void CBMPViewDoc::Serialize(CArchive& ar)
{
	m_pBmp->Serialize(ar);
}

/////////////////////////////////////////////////////////////////////////////
// CBMPViewDoc diagnostics

#ifdef _DEBUG
void CBMPViewDoc::AssertValid() const
{
	CDocument::AssertValid();
}

void CBMPViewDoc::Dump(CDumpContext& dc) const
{
	CDocument::Dump(dc);
}

CBmp * CBMPViewDoc::GetImage()
{
	return m_pBmp;
}
#endif //_DEBUG

/////////////////////////////////////////////////////////////////////////////
// CBMPViewDoc commands