#define LINESIZE 8

class CMyApp : public CWinApp
{
public:
    virtual BOOL InitInstance ();
};

class CMainWindow : public CFrameWnd
{
protected:
    int m_nCellWidth;   // Cell width in pixels
    int m_nCellHeight;  // Cell height in pixels
    int m_nRibbonWidth; // Ribbon width in pixels
    int m_nViewWidth;   // Workspace width in pixels
    int m_nViewHeight;  // Workspace height in pixels
    int m_nHScrollPos;  // Horizontal scroll position
    int m_nVScrollPos;  // Vertical scroll position
    int m_nHPageSize;   // Horizontal page size
    int m_nVPageSize;   // Vertical page size

public:
    CMainWindow ();

protected:
    afx_msg void OnPaint ();
    afx_msg int OnCreate (LPCREATESTRUCT lpCreateStruct);
    afx_msg void OnSize (UINT nType, int cx, int cy);
    afx_msg void OnHScroll (UINT nCode, UINT nPos, CScrollBar* pScrollBar);
    afx_msg void OnVScroll (UINT nCode, UINT nPos, CScrollBar* pScrollBar);

    DECLARE_MESSAGE_MAP ()
};