matchview.cpp

基于摄影测量学中FORNSTER算子

// MatchView.cpp : implementation of the CMatchView class
//

#include "stdafx.h"
#include "Match.h"

#include "MatchDoc.h"
#include "MatchView.h"
#include "PathSec.h"
#include "MainFrm.h"
#include "RightView.h"

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

/////////////////////////////////////////////////////////////////////////////
// CMatchView

IMPLEMENT_DYNCREATE(CMatchView, CView)

BEGIN_MESSAGE_MAP(CMatchView, CView)
	//{{AFX_MSG_MAP(CMatchView)
	ON_WM_SIZE()
	ON_WM_KEYDOWN()
	ON_WM_LBUTTONDOWN()
	ON_WM_LBUTTONUP()
	//}}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()

/////////////////////////////////////////////////////////////////////////////
// CMatchView construction/destruction

CMatchView::CMatchView()
{
	// TODO: add construction code here
    m_bDown  =  false;

}

CMatchView::~CMatchView()
{
}

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

	return CView::PreCreateWindow(cs);
}

/////////////////////////////////////////////////////////////////////////////
// CMatchView drawing

void CMatchView::OnDraw(CDC* pDC)
{
	CMatchDoc* pDoc = GetDocument();
	ASSERT_VALID(pDoc);
	// TODO: add draw code for native data here
	if ( pDoc->m_hDIB1  != NULL)
	{
		Draw(pDC, pDoc->m_hDIB1);
	}
	
}

/////////////////////////////////////////////////////////////////////////////
// CMatchView printing

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

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

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

/////////////////////////////////////////////////////////////////////////////
// CMatchView diagnostics

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

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

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

/////////////////////////////////////////////////////////////////////////////
// CMatchView message handlers

void CMatchView::OnSize(UINT nType, int cx, int cy) 
{
	CView::OnSize(nType, cx, cy);


	// TODO: Add your message handler code here
	
}


void CMatchView::OnKeyDown(UINT nChar, UINT nRepCnt, UINT nFlags) 
{
	// TODO: Add your message handler code here and/or call default
	
	CView::OnKeyDown(nChar, nRepCnt, nFlags);
}

void CMatchView::OnLButtonDown(UINT nFlags, CPoint point) 
{
	// TODO: Add your message handler code here and/or call default
    
	CMatchDoc* pDoc = GetDocument();
	ASSERT_VALID(pDoc);
	if ( pDoc->m_bSec )
	{
		m_bDown  =  true;
		m_pt  =  point;
	}

	
	CView::OnLButtonDown(nFlags, point);
}

void CMatchView::OnLButtonUp(UINT nFlags, CPoint point) 
{
	// TODO: Add your message handler code here and/or call default
	CMatchDoc* pDoc = GetDocument();
	CDC   *pDC  =  GetDC();
	CMainFrame *pFrm  =  (CMainFrame *)AfxGetApp()->GetMainWnd();
	CRightView *pView =  (CRightView *)(pFrm->m_wndSplitter).GetPane(0, 1);
   if (m_bDown)
   {
	   cx  =  abs(point.x - m_pt.x);
	   cy  =  abs(point.y - m_pt.y);
	   m_point.x   =   ( point.x > m_pt.x ) ? m_pt.x : point.x;
	   m_point.y   =   ( point.y > m_pt.y ) ? point.y: m_pt.y ;
	   m_bDown   =  false;
	   CPen* pPenRed = new CPen;
	   pPenRed->CreatePen(PS_SOLID,1,RGB(255,0,0));
    	CPen  *oldpen = pDC->SelectObject(pPenRed);
	   pDC->MoveTo(m_pt);
	   pDC->LineTo(m_pt.x, point.y);
	   pDC->LineTo(point);
	   pDC->LineTo(point.x, m_pt.y);
	   pDC->LineTo(m_pt);
	   pDC->SelectObject(oldpen);
       delete  pPenRed;
	   int  x = 0, y = 0;
	   double result = 0.0;
	   pView->Start(x, y, result);
	   pView->DrawCross(x, pDoc->m_nHeight2 - y);

	   CString  str1,str2,str3,str4;
	   str1.Format("x = %d", x);
	   str2.Format("y = %d", y);
	   str3.Format(" 相关系数 = %lf", result);
	   str4 = str1 + "  "+ str2 + str3;
	   MessageBox(str4);

   }
  
	CView::OnLButtonUp(nFlags, point);
}