demo1doc.cpp

Viaual C++实战演练一书的源代码,对于C++程序员有实际的借鉴意义．

// Demo1Doc.cpp : implementation of the CDemo1Doc class
//

#include "stdafx.h"
#include "Demo1.h"

#include "Demo1Doc.h"
#include "Draw.h"

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

/////////////////////////////////////////////////////////////////////////////
// CDemo1Doc

IMPLEMENT_DYNCREATE(CDemo1Doc, CDocument)

BEGIN_MESSAGE_MAP(CDemo1Doc, CDocument)
	//{{AFX_MSG_MAP(CDemo1Doc)
		// 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()

/////////////////////////////////////////////////////////////////////////////
// CDemo1Doc construction/destruction

CDemo1Doc::CDemo1Doc()
{
	// TODO: add one-time construction code here
	m_aObjects.RemoveAll();
}

CDemo1Doc::~CDemo1Doc()
{
	m_aObjects.RemoveAll();
}

BOOL CDemo1Doc::OnNewDocument()
{
	if (!CDocument::OnNewDocument())
		return FALSE;

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

	return TRUE;
}



/////////////////////////////////////////////////////////////////////////////
// CDemo1Doc serialization

void CDemo1Doc::Serialize(CArchive& ar)
{
	if (ar.IsStoring())
	{
		// TODO: add storing code here
		m_aObjects.Serialize(ar);
	}
	else
	{
		// TODO: add loading code here
		m_aObjects.Serialize(ar);
	}
}

void CDemo1Doc::DrawObjects(CDC* pDC)
{
	int i = m_aObjects.GetSize();
	int j;

	for(j=0; j<i; j++)
	{
		CDrawObject* pObject = m_aObjects[j];
		pObject->Draw(pDC);
		if(pObject->m_bSelected)
		{//以前已经选择了，设置热点
			pObject->HotPoints(pDC);
		}
	}
}

/////////////////////////////////////////////////////////////////////////////
// CDemo1Doc diagnostics

#ifdef _DEBUG
void CDemo1Doc::AssertValid() const
{
	CDocument::AssertValid();
}

void CDemo1Doc::Dump(CDumpContext& dc) const
{
	CDocument::Dump(dc);
}
#endif //_DEBUG

/////////////////////////////////////////////////////////////////////////////
// CDemo1Doc commands