ex18bv~1.cpp

This companion disc contains the source code for the sample programs presented in INSIDE VISUAL C++

// ex18bView.cpp : implementation of the CEx18bView class
//

#include "stdafx.h"
#include "ex18b.h"

#include "ex18bDoc.h"
#include "ex18bView.h"

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

/////////////////////////////////////////////////////////////////////////////
// CEx18bView

IMPLEMENT_DYNCREATE(CEx18bView, CView)

BEGIN_MESSAGE_MAP(CEx18bView, CView)
	//{{AFX_MSG_MAP(CEx18bView)
		// NOTE - the ClassWizard will add and remove mapping macros here.
		//    DO NOT EDIT what you see in these blocks of generated code!
	//}}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()

/////////////////////////////////////////////////////////////////////////////
// CEx18bView construction/destruction

CEx18bView::CEx18bView()
{
	// TODO: add construction code here

}

CEx18bView::~CEx18bView()
{
}

BOOL CEx18bView::PreCreateWindow(CREATESTRUCT& cs)
{
	// TODO: Modify the Window class or styles here by modifying
	//  the CREATESTRUCT cs

	return CView::PreCreateWindow(cs);
}

/////////////////////////////////////////////////////////////////////////////
// CEx18bView drawing

void CEx18bView::OnDraw(CDC* pDC)
{
	int i, j;

	CEx18bDoc* pDoc = GetDocument();
	j = pDoc->m_ellipseArray.GetUpperBound();
	for (i = 0; i < j; i++) {
		pDC->Ellipse(pDoc->m_ellipseArray[i]);
	}
}

/////////////////////////////////////////////////////////////////////////////
// CEx18bView printing

BOOL CEx18bView::OnPreparePrinting(CPrintInfo* pInfo)
{
	CEx18bDoc* pDoc = GetDocument();
	pInfo->SetMaxPage(pDoc->m_ellipseArray.GetUpperBound() /
		CEx18bDoc::nLinesPerPage + 1);
	return DoPreparePrinting(pInfo);
}

void CEx18bView::OnBeginPrinting(CDC* /*pDC*/, CPrintInfo* /*pInfo*/)
{
	// TODO: add extra initialization before printing
}

void CEx18bView::OnEndPrinting(CDC* /*pDC*/, CPrintInfo* /*pInfo*/)
{
	// TODO: add cleanup after printing
}

/////////////////////////////////////////////////////////////////////////////
// CEx18bView diagnostics

#ifdef _DEBUG
void CEx18bView::AssertValid() const
{
	CView::AssertValid();
}

void CEx18bView::Dump(CDumpContext& dc) const
{
	CView::Dump(dc);
}

CEx18bDoc* CEx18bView::GetDocument() // non-debug version is inline
{
	ASSERT(m_pDocument->IsKindOf(RUNTIME_CLASS(CEx18bDoc)));
	return (CEx18bDoc*)m_pDocument;
}
#endif //_DEBUG

/////////////////////////////////////////////////////////////////////////////
// CEx18bView message handlers

void CEx18bView::PrintPageHeader(CDC * pDC)
{
	CString str;

	CPoint point(0, 0);
	pDC->TextOut(point.x, point.y, "Bubble Report");
	point += CSize(720, -720);
	str.Format("%6.6s %6.6s %6.6s %6.6s %6.6s",
	           "Index", "Left", "Top", "Right", "Bottom");
	pDC->TextOut(point.x, point.y, str);
}

void CEx18bView::PrintPageFooter(CDC * pDC)
{
	CString str;

	CPoint point(0, -14400); // Move 10 inches down
	CEx18bDoc* pDoc = GetDocument();
	str.Format("Document %s", (LPCSTR) pDoc->GetTitle());
	pDC->TextOut(point.x, point.y, str);
	str.Format("Page %d", m_nPage);
	CSize size = pDC->GetTextExtent(str);
	point.x += 11520 - size.cx;
	pDC->TextOut(point.x, point.y, str); // right-justified
}

void CEx18bView::OnPrepareDC(CDC* pDC, CPrintInfo* pInfo) 
{
	pDC->SetMapMode(MM_LOENGLISH);
}

void CEx18bView::OnPrint(CDC* pDC, CPrintInfo* pInfo) 
{
	int        i, nStart, nEnd, nHeight;
	CString    str;
	CPoint     point(720, -1440);
	CFont      font;
	TEXTMETRIC tm;

	pDC->SetMapMode(MM_TWIPS);
	CEx18bDoc* pDoc = GetDocument();
	m_nPage = pInfo->m_nCurPage; // for PrintPageFooter's benefit
	nStart = (m_nPage - 1) * CEx18bDoc::nLinesPerPage;
	nEnd = nStart + CEx18bDoc::nLinesPerPage;
	// 14-point fixed-pitch font
	font.CreateFont(-280, 0, 0, 0, 400, FALSE, FALSE,
	                0, ANSI_CHARSET, OUT_DEFAULT_PRECIS,
	                CLIP_DEFAULT_PRECIS, DEFAULT_QUALITY,
	                DEFAULT_PITCH | FF_MODERN, "Courier New");
	                // Courier New is a TrueType font
	CFont* pOldFont = (CFont*) (pDC->SelectObject(&font));
	PrintPageHeader(pDC);
	pDC->GetTextMetrics(&tm);
	nHeight = tm.tmHeight + tm.tmExternalLeading;
	for (i = nStart; i < nEnd; i++) {
		if (i > pDoc->m_ellipseArray.GetUpperBound()) {
			break;
		}
		str.Format("%6d %6d %6d %6d %6d", i + 1,
		           pDoc->m_ellipseArray[i].left,
		           pDoc->m_ellipseArray[i].top,
		           pDoc->m_ellipseArray[i].right,
		           pDoc->m_ellipseArray[i].bottom);
		point.y -= nHeight;
		pDC->TextOut(point.x, point.y, str);
	}
	PrintPageFooter(pDC);
	pDC->SelectObject(pOldFont);
}