// scroll2View.cpp : implementation of the CScroll2View class
//

#include "stdafx.h"
#include "scroll2.h"

#include "scroll2Doc.h"
#include "scroll2View.h"

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

/////////////////////////////////////////////////////////////////////////////
// CScroll2View

IMPLEMENT_DYNCREATE(CScroll2View, CView)

BEGIN_MESSAGE_MAP(CScroll2View, CView)
        //{{AFX_MSG_MAP(CScroll2View)
        ON_WM_VSCROLL()
        ON_WM_CREATE()
        //}}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()

/////////////////////////////////////////////////////////////////////////////
// CScroll2View construction/destruction

CScroll2View::CScroll2View()
{
        // TODO: add construction code here

}

CScroll2View::~CScroll2View()
{
}

BOOL CScroll2View::PreCreateWindow(CREATESTRUCT& cs)
{
        // TODO: Modify the Window class or styles here by modifying
        //  the CREATESTRUCT cs

        return CView::PreCreateWindow(cs);
}

/////////////////////////////////////////////////////////////////////////////
// CScroll2View drawing

void CScroll2View::OnDraw(CDC* pDC)
{
        CScroll2Doc* pDoc = GetDocument();
        ASSERT_VALID(pDoc);
        // TODO: add draw code for native data here
        pDC->TextOut(0,m_ScrollPos,"Line 1");
        pDC->TextOut(0,m_ScrollPos+50,"Line 2");
        pDC->TextOut(0,m_ScrollPos+100,"Line 3");
}

/////////////////////////////////////////////////////////////////////////////
// CScroll2View printing

BOOL CScroll2View::OnPreparePrinting(CPrintInfo* pInfo)
{
        // default preparation
        return DoPreparePrinting(pInfo);
}

void CScroll2View::OnBeginPrinting(CDC* /*pDC*/, CPrintInfo* /*pInfo*/)
{
        // TODO: add extra initialization before printing
}

void CScroll2View::OnEndPrinting(CDC* /*pDC*/, CPrintInfo* /*pInfo*/)
{
        // TODO: add cleanup after printing
}

/////////////////////////////////////////////////////////////////////////////
// CScroll2View diagnostics

#ifdef _DEBUG
void CScroll2View::AssertValid() const
{
        CView::AssertValid();
}

void CScroll2View::Dump(CDumpContext& dc) const
{
        CView::Dump(dc);
}

CScroll2Doc* CScroll2View::GetDocument() // non-debug version is inline
{
        ASSERT(m_pDocument->IsKindOf(RUNTIME_CLASS(CScroll2Doc)));
        return (CScroll2Doc*)m_pDocument;
}
#endif //_DEBUG

/////////////////////////////////////////////////////////////////////////////
// CScroll2View message handlers


void CScroll2View::OnVScroll(UINT nSBCode, UINT nPos, CScrollBar* pScrollBar) 
{
        // TODO: Add your message handler code here and/or call default
        switch (nSBCode)
        {
        case SB_THUMBPOSITION:
                m_ScrollPos=nPos;
                break;
        case SB_LINEDOWN:
                m_ScrollPos++;
                m_ScrollPos = m_ScrollPos > 50 ? 50 : m_ScrollPos;
                break;
        case SB_LINEUP:
                m_ScrollPos--;
                m_ScrollPos = m_ScrollPos< 0 ? 0 : m_ScrollPos;
                break;
        case SB_PAGEDOWN:
                m_ScrollPos+=10;
                m_ScrollPos = m_ScrollPos > 50 ? 50 : m_ScrollPos;
                break;
        case SB_PAGEUP:
                m_ScrollPos-=10;
                m_ScrollPos = m_ScrollPos < 0 ? 0 : m_ScrollPos;
                break;
        }
        SetScrollPos(SB_VERT,m_ScrollPos,TRUE);
        Invalidate();

        
        CView::OnVScroll(nSBCode, nPos, pScrollBar);
}

int CScroll2View::OnCreate(LPCREATESTRUCT lpCreateStruct) 
{
        if (CView::OnCreate(lpCreateStruct) == -1)
                return -1;
        
        // TODO: Add your specialized creation code here
        m_ScrollPos=0;
        SetScrollRange(SB_VERT, 0, 50, FALSE);
        SetScrollPos(SB_VERT, 25,TRUE);
        
        return 0;
}