?? drawview.cpp
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// DrawView.cpp : implementation of the CDrawView class
//
#include "stdafx.h"
#include "Draw.h"
#include "DrawDoc.h"
#include "DrawView.h"
#ifdef _DEBUG
#define new DEBUG_NEW
#undef THIS_FILE
static char THIS_FILE[] = __FILE__;
#endif
/////////////////////////////////////////////////////////////////////////////
// CDrawView
IMPLEMENT_DYNCREATE(CDrawView, CView)
BEGIN_MESSAGE_MAP(CDrawView, CView)
//{{AFX_MSG_MAP(CDrawView)
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()
/////////////////////////////////////////////////////////////////////////////
// CDrawView construction/destruction
CDrawView::CDrawView()
{
// TODO: add construction code here
}
CDrawView::~CDrawView()
{
}
BOOL CDrawView::PreCreateWindow(CREATESTRUCT& cs)
{
// TODO: Modify the Window class or styles here by modifying
// the CREATESTRUCT cs
return CView::PreCreateWindow(cs);
}
/////////////////////////////////////////////////////////////////////////////
// CDrawView drawing
void CDrawView::OnDraw(CDC* pDC)
{
CDrawDoc* pDoc = GetDocument();
ASSERT_VALID(pDoc);
// TODO: add draw code for native data here
}
/////////////////////////////////////////////////////////////////////////////
// CDrawView printing
BOOL CDrawView::OnPreparePrinting(CPrintInfo* pInfo)
{
// default preparation
return DoPreparePrinting(pInfo);
}
void CDrawView::OnBeginPrinting(CDC* /*pDC*/, CPrintInfo* /*pInfo*/)
{
// TODO: add extra initialization before printing
}
void CDrawView::OnEndPrinting(CDC* /*pDC*/, CPrintInfo* /*pInfo*/)
{
// TODO: add cleanup after printing
}
/////////////////////////////////////////////////////////////////////////////
// CDrawView diagnostics
#ifdef _DEBUG
void CDrawView::AssertValid() const
{
CView::AssertValid();
}
void CDrawView::Dump(CDumpContext& dc) const
{
CView::Dump(dc);
}
CDrawDoc* CDrawView::GetDocument() // non-debug version is inline
{
ASSERT(m_pDocument->IsKindOf(RUNTIME_CLASS(CDrawDoc)));
return (CDrawDoc*)m_pDocument;
}
#endif //_DEBUG
/////////////////////////////////////////////////////////////////////////////
// CDrawView message handlers
void CDrawView::OnLButtonDown(UINT nFlags, CPoint point)
{
// TODO: Add your message handler code here and/or call default
m_ptOrigin=point;
// MessageBox("MainFrame Clicked!");
CView::OnLButtonDown(nFlags, point);
}
void CDrawView::OnLButtonUp(UINT nFlags, CPoint point)
{
// TODO: Add your message handler code here and/or call default
HDC hdc;
hdc=::GetDC(m_hWnd);
MoveToEx(hdc,m_ptOrigin.x,m_ptOrigin.y,NULL);
LineTo(hdc,point.x,point.y);
::ReleaseDC(m_hWnd,hdc);
CView::OnLButtonUp(nFlags, point);
}
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