showdibview.cpp

利用一组样本之间的相关性

// ShowDibView.cpp : implementation of the CShowDibView class
//

#include "stdafx.h"
#include "ShowDib.h"
#include "VQ.h"
#include "ShowDibDoc.h"
#include "ShowDibView.h"
#include "VQgray.h"
#ifdef _DEBUG
#define new DEBUG_NEW
#undef THIS_FILE
static char THIS_FILE[] = __FILE__;
#endif

/////////////////////////////////////////////////////////////////////////////
// CShowDibView

IMPLEMENT_DYNCREATE(CShowDibView, CView)

BEGIN_MESSAGE_MAP(CShowDibView, CView)
	//{{AFX_MSG_MAP(CShowDibView)
	ON_COMMAND(ID_FILE_OPEN, OnFileOpen)
	ON_COMMAND(ID_VECTOR_QUANTIZATION, OnVectorQuantization)
	ON_COMMAND(ID_VQ_GRAY, OnVQgray)
	//}}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()

/////////////////////////////////////////////////////////////////////////////
// CShowDibView construction/destruction

CShowDibView::CShowDibView()
{
	// TODO: add construction code here
	FileOrder = 1;
}

CShowDibView::~CShowDibView()
{
}

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

	return CView::PreCreateWindow(cs);
}

/////////////////////////////////////////////////////////////////////////////
// CShowDibView drawing

void CShowDibView::OnDraw(CDC* pDC)
{
	CShowDibDoc* pDoc = GetDocument();
	ASSERT_VALID(pDoc);
	// TODO: add draw code for native data here
	
//	if (pDoc->m_dib.m_pBMI == NULL || pDoc->m_dib.m_pDIBData == NULL) 
//		return;
//	pDoc->m_dib = new CDib(pDoc->m_dib);

	CRect rect;
	GetClientRect(rect);		//得到窗口客户区矩形
	
	//显示DIB图象，占满窗口的整个客户区
	if(pDoc->m_dib!=NULL)
	{
		CSize sizeDibDisplay = pDoc->m_dib->GetDimensions();
		CPoint p;
		p.x = 0;
		p.y = 0;

		pDoc->m_dib->Draw(pDC, p, sizeDibDisplay);
	}

	if(pDoc->m_processedDib!=NULL)
	{
		CSize sizeDibDisplay = pDoc->m_processedDib->GetDimensions();
		CPoint p;
		p.x = rect.Width()/2;
		p.y = 0;//(rect.Height() - sizeDibDisplay.cy)*4/5;

		pDoc->m_processedDib->Draw(pDC, p, sizeDibDisplay);
	}
}

/////////////////////////////////////////////////////////////////////////////
// CShowDibView printing

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

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

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

/////////////////////////////////////////////////////////////////////////////
// CShowDibView diagnostics

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

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

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

/////////////////////////////////////////////////////////////////////////////
// CShowDibView message handlers

void CShowDibView::OnFileOpen() 
{
	// TODO: Add your command handler code here
	CString	filename;

	//利用“打开”通用对话框打开一个BMP文件
	static	char szFilter[] = "BMP文件(*.bmp)|*.bmp||";
	CFileDialog dlg(TRUE,"bmp",NULL,OFN_HIDEREADONLY|OFN_OVERWRITEPROMPT,szFilter);

	if (dlg.DoModal()==IDOK) 
	{
		filename = dlg.GetPathName();		//得到用户选择的文件名
		if (FileOrder == 1)
		{
			if(!GetDocument()->m_dib->ReadDIBFile(filename))	//读入DIB文件内容
				return;
		}
		else
		{
			if(!GetDocument()->m_dib2->ReadDIBFile(filename))	//读入DIB文件内容
				return;
		}
		FileOrder++;
		Invalidate(FALSE);					//使得刷新窗口显示内容
	}

}


void CShowDibView::OnVectorQuantization() 
{
	// TODO: Add your command handler code here
	// TODO: Add your command handler code here
	CShowDibDoc* pDoc = (CShowDibDoc*)GetDocument();
	ASSERT_VALID(pDoc);

	pDoc->m_processedDib = new CDib(pDoc->m_dib);
//	pDoc->m_processedDib->m_lpImage = (LPBYTE) new char[pDoc->m_dib->m_dwSizeImage];

	CVQ	VQObject;
	pDoc->m_processedDib->m_lpImage = VQObject.VQAlgorithm(pDoc->m_dib);

	Invalidate();
	pDoc->UpdateAllViews(this);
	
}

void CShowDibView::OnVQgray()
{	
	CShowDibDoc* pDoc=(CShowDibDoc*)GetDocument();
	ASSERT_VALID(pDoc);

	pDoc->m_processedDib=new CDib(pDoc->m_dib);

	VQgray GrayObject;
	pDoc->m_processedDib->m_lpImage=GrayObject.VQgrayAlgorithm(pDoc->m_dib);

	Invalidate();
	pDoc->UpdateAllViews(this);
}