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// Ex05aView.cpp : implementation of the CEx05aView class 
// 
 
#include "stdafx.h" 
#include "Ex05a.h" 
 
#include "Ex05aDoc.h" 
#include "Ex05aView.h" 
 
#ifdef _DEBUG 
#define new DEBUG_NEW 
 
#endif 
 
 
// CEx05aView 
 
IMPLEMENT_DYNCREATE(CEx05aView, CView) 
 
BEGIN_MESSAGE_MAP(CEx05aView, CView) 
	ON_WM_LBUTTONDOWN() 
    	// 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() 
 
// CEx05aView construction/destruction 
 
CEx05aView::CEx05aView(): m_rectEllipse(0, 0, 200, 200) 
{ 
    m_nColor = GRAY_BRUSH; 
} 
 
 
CEx05aView::~CEx05aView() 
{ 
} 
 
BOOL CEx05aView::PreCreateWindow(CREATESTRUCT& cs) 
{ 
	// TODO: Modify the Window class or styles here by modifying 
	//  the CREATESTRUCT cs 
 
	return CView::PreCreateWindow(cs); 
} 
 
// CEx05aView drawing 
 
void CEx05aView::OnDraw(CDC* pDC) 
{ 
	pDC->SelectStockObject(m_nColor); 
    	pDC->Ellipse(m_rectEllipse); 
 
} 
 
// CEx05aView printing 
 
BOOL CEx05aView::OnPreparePrinting(CPrintInfo* pInfo) 
{ 
    // default preparation 
    return DoPreparePrinting(pInfo); 
} 
 
void CEx05aView::OnBeginPrinting(CDC* /*pDC*/, CPrintInfo* /*pInfo*/) 
{ 
    // TODO: add extra initialization before printing 
} 
 
void CEx05aView::OnEndPrinting(CDC* /*pDC*/, CPrintInfo* /*pInfo*/) 
{ 
    // TODO: add cleanup after printing 
} 
 
 
 
// CEx05aView diagnostics 
 
#ifdef _DEBUG 
void CEx05aView::AssertValid() const 
{ 
	CView::AssertValid(); 
} 
 
void CEx05aView::Dump(CDumpContext& dc) const 
{ 
	CView::Dump(dc); 
} 
 
CEx05aDoc* CEx05aView::GetDocument() const // non-debug version is inline 
{ 
	ASSERT(m_pDocument->IsKindOf(RUNTIME_CLASS(CEx05aDoc))); 
	return (CEx05aDoc*)m_pDocument; 
} 
#endif //_DEBUG 
 
 
// CEx05aView message handlers 
 
void CEx05aView::OnLButtonDown(UINT nFlags, CPoint point)  
{ 
    if (m_rectEllipse.PtInRect(point)) { 
        if (m_nColor == GRAY_BRUSH) { 
            m_nColor = WHITE_BRUSH; 
        } 
        else { 
            m_nColor = GRAY_BRUSH; 
        } 
        InvalidateRect(m_rectEllipse); 
    } 
}