绘图程序

开发平台：
Visual C++

MiniCADDoc.cpp：源码内容
							// MiniCADDoc.cpp : implementation of the CMiniCADDoc class
//
#include "stdafx.h"
#include "MiniCADDoc.h"
#ifdef _DEBUG
#define new DEBUG_NEW
#undef THIS_FILE
static char THIS_FILE[] = __FILE__;
#endif
/////////////////////////////////////////////////////////////////////////////
// CMiniCADDoc
IMPLEMENT_DYNCREATE(CMiniCADDoc, CDocument)
BEGIN_MESSAGE_MAP(CMiniCADDoc, CDocument)
	//{{AFX_MSG_MAP(CMiniCADDoc)
	//}}AFX_MSG_MAP
END_MESSAGE_MAP()
/////////////////////////////////////////////////////////////////////////////
/////////////////////////////////////////////////////////////////////////////
// CMiniCADDoc construction/destruction
CMiniCADDoc::CMiniCADDoc()
{
	//初始化
	pApp = (CMiniCADApp*)AfxGetApp();
	//设置当前省缺命令为NO_COMMAND
	CurrentCommand = NO_COMMAND;
	
	DocumentReady = FALSE;
}
CMiniCADDoc::~CMiniCADDoc()
{
}
/////////////////////////////////////////////////////////////////////////////
// CMiniCADDoc serialization
void CMiniCADDoc::Serialize(CArchive& ar)
{
	if (ar.IsStoring())
	{
	}
	else
	{
	}
	FileInfo.Serialize(ar);
	m_ManageFileLayer.Serialize(ar);
	m_ManageGraphObject.Serialize(ar);
}
/////////////////////////////////////////////////////////////////////////////
// CMiniCADDoc diagnostics
#ifdef _DEBUG
void CMiniCADDoc::AssertValid() const
{
	CDocument::AssertValid();
}
void CMiniCADDoc::Dump(CDumpContext& dc) const
{
	CDocument::Dump(dc);
}
#endif //_DEBUG
/////////////////////////////////////////////////////////////////////////////
// CMiniCADDoc commands
BOOL CMiniCADDoc::OnNewDocument()
{
	if (!CDocument::OnNewDocument())
		return FALSE;
	DocumentReady = TRUE;
	//获取新建文档的信息	
	FileInfo = pApp->NewFileInfo;
    
	//改写最近文件列表
	pApp->pRecentFileList->Add((LPCTSTR)(FileInfo.m_FilePath + "\" + FileInfo.m_FileName));
	pApp->pRecentFileList->WriteList();
	FileInfo.m_PenColor = pApp->CADInfo.PenColor;      
	FileInfo.m_LineStyle = pApp->CADInfo.LineStyle;     
	FileInfo.m_BackColor = pApp->CADInfo.BackColor;   
	SIZE size;
	size.cx = FileInfo.m_Size.cx + EXTRA_WIDTH * 2; 
	size.cy = FileInfo.m_Size.cy + EXTRA_HIGTH * 2;
	m_ManageGraphObject.Initialize(size, FileInfo.m_LineStyle, FileInfo.m_PenColor);
	m_ManageGraphObject.GetCommandStack(&m_CommandStack);
	m_ManageGraphObject.GetManageFileLayer(&m_ManageFileLayer);
	
	return TRUE;
}
BOOL CMiniCADDoc::OnOpenDocument(LPCTSTR lpszPathName) 
{
	if (!CDocument::OnOpenDocument(lpszPathName))
		return FALSE;
	
	DocumentReady = TRUE;
	pApp->pRecentFileList->Add((LPCTSTR)(FileInfo.m_FilePath + "\" + FileInfo.m_FileName));
	pApp->pRecentFileList->WriteList();
	SIZE size;
	size.cx = FileInfo.m_Size.cx + EXTRA_WIDTH * 2; 
	size.cy = FileInfo.m_Size.cy + EXTRA_HIGTH * 2;
	m_ManageGraphObject.Initialize(size, FileInfo.m_LineStyle, FileInfo.m_PenColor);
    m_ManageGraphObject.GetCommandStack(&m_CommandStack);
	m_ManageGraphObject.GetManageFileLayer(&m_ManageFileLayer);
	
	return TRUE;
}
void CMiniCADDoc::OnCloseDocument() 
{
	CDocument::OnCloseDocument();
}
BOOL CMiniCADDoc::SaveDocument() 
{
    int index = 0;
	CGraphObjectInfo* pLineInfo;
	CGraphObjectInfo* pRectInfo;
	CGraphObjectInfo* pCircleInfo;
	CGraphObjectInfo* pArcInfo;
	
	//将所有被临时删除的图形对象真正删除
	while(index < m_ManageGraphObject.m_LineInfoArray.GetSize())
	{
		pLineInfo = (CGraphObjectInfo*)m_ManageGraphObject.m_LineInfoArray.GetAt(index);
		if(pLineInfo->m_del == TRUE)
			m_ManageGraphObject.DelLine(index);
		else
			index++;
	}
	index = 0;
	while(index < m_ManageGraphObject.m_RectInfoArray.GetSize())
	{
		pRectInfo = (CGraphObjectInfo*)m_ManageGraphObject.m_RectInfoArray.GetAt(index);
		if(pRectInfo->m_del == TRUE)
			m_ManageGraphObject.DelRect(index);
		else
			index++;
	}
	index = 0;
	while(index < m_ManageGraphObject.m_CircleInfoArray.GetSize())
	{
		pCircleInfo = (CGraphObjectInfo*)m_ManageGraphObject.m_CircleInfoArray.GetAt(index);
		if(pCircleInfo->m_del == TRUE)
		    m_ManageGraphObject.DelCircle(index); 
		else
			index++;
	}
	index = 0;
	while(index < m_ManageGraphObject.m_ArcInfoArray.GetSize())
	{
		pArcInfo = (CGraphObjectInfo*)m_ManageGraphObject.m_ArcInfoArray.GetAt(index);
		if(pArcInfo->m_del == TRUE)
			m_ManageGraphObject.DelArc(index); 
		else
			index++;
	}
	//清空命令堆栈
    m_CommandStack.RemoveAll();
    
	CString PathName = FileInfo.m_FilePath + "\" + FileInfo.m_FileName;
	return CDocument::OnSaveDocument(PathName);
}

						