docviewdoc.cpp

《Visual C++ 6.0实例教程》源代码

// DocViewDoc.cpp : implementation of the CDocViewDoc class
//

#include "stdafx.h"
#include "DocView.h"

#include "DocViewDoc.h"
#include "Line.h"

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

/////////////////////////////////////////////////////////////////////////////
// CDocViewDoc

IMPLEMENT_DYNCREATE(CDocViewDoc, CDocument)

BEGIN_MESSAGE_MAP(CDocViewDoc, CDocument)
	//{{AFX_MSG_MAP(CDocViewDoc)
		// 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
END_MESSAGE_MAP()

/////////////////////////////////////////////////////////////////////////////
// CDocViewDoc construction/destruction

CDocViewDoc::CDocViewDoc()
{
	// TODO: add one-time construction code here

}

CDocViewDoc::~CDocViewDoc()
{
}

BOOL CDocViewDoc::OnNewDocument()
{
	if (!CDocument::OnNewDocument())
		return FALSE;

	// TODO: add reinitialization code here
	// (SDI documents will reuse this document)

	return TRUE;
}



/////////////////////////////////////////////////////////////////////////////
// CDocViewDoc serialization

void CDocViewDoc::Serialize(CArchive& ar)
{
	if (ar.IsStoring())
	{
		// TODO: add storing code here
	}
	else
	{
		// TODO: add loading code here
	}
}

/////////////////////////////////////////////////////////////////////////////
// CDocViewDoc diagnostics

#ifdef _DEBUG
void CDocViewDoc::AssertValid() const
{
	CDocument::AssertValid();
}

void CDocViewDoc::Dump(CDumpContext& dc) const
{
	CDocument::Dump(dc);
}
#endif //_DEBUG

/////////////////////////////////////////////////////////////////////////////
// CDocViewDoc commands

void CDocViewDoc::DrawLine(CDC *pDC)
{
	CLine *pLine;
	POSITION pos = m_LineList.GetHeadPosition();
	for(; pos != NULL; m_LineList.GetNext(pos))
	{
		pLine = (CLine *) m_LineList.GetAt(pos);
		pLine->Draw(pDC);
	}
}

void CDocViewDoc::DrawText(CDC *pDC)
{
	TEXTMETRIC tm;
	pDC->GetTextMetrics(&tm);
	int nLineHeight = tm.tmHeight + tm.tmExternalLeading;

	CString str;
	int line = 0;
	POSITION pos = m_strList.GetHeadPosition();
	for( ; pos != NULL; m_strList.GetNext(pos) )
	{
		str = m_strList.GetAt(pos);
		pDC->TextOut( 0, line*nLineHeight, str );
		line++;
	}
	pDC->TextOut( 0, line*nLineHeight, m_strLastLine );

}