mydrawboarddoc.cpp

一个用c++编写的画图板程序,

// MyDrawBoardDoc.cpp : implementation of the CMyDrawBoardDoc class
//

#include "stdafx.h"
#include "MyDrawBoard.h"

#include "MyDrawBoardDoc.h"
 
 

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

/////////////////////////////////////////////////////////////////////////////
// CMyDrawBoardDoc

IMPLEMENT_DYNCREATE(CMyDrawBoardDoc, CDocument)

BEGIN_MESSAGE_MAP(CMyDrawBoardDoc, CDocument)
	//{{AFX_MSG_MAP(CMyDrawBoardDoc)
	ON_COMMAND(ID_FILE_SAVE, OnFileSave)
	ON_COMMAND(ID_FILE_OPEN, OnFileOpen)
	//}}AFX_MSG_MAP
END_MESSAGE_MAP()

/////////////////////////////////////////////////////////////////////////////
// CMyDrawBoardDoc construction/destruction

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

}

CMyDrawBoardDoc::~CMyDrawBoardDoc()
{
}

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

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

	return TRUE;
}



/////////////////////////////////////////////////////////////////////////////
// CMyDrawBoardDoc serialization

void CMyDrawBoardDoc::Serialize(CArchive& ar)
{
	if (ar.IsStoring())
	{
		// TODO: add storing code here
		//ar<<m_LineArray.Serialize(ar);
		m_LineArray.Serialize(ar);
	}
	else
	{
		// TODO: add loading code here
		//ar>>m_LineArray.Serialize(ar);
		m_LineArray.Serialize(ar);
	}
}

/////////////////////////////////////////////////////////////////////////////
// CMyDrawBoardDoc diagnostics

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

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

/////////////////////////////////////////////////////////////////////////////
// CMyDrawBoardDoc commands

void CMyDrawBoardDoc::AddLine(CPoint startpoint, CPoint endpoint, int penwidth, COLORREF pencolor)
{
  CMyLine * pline=new CMyLine(startpoint,endpoint,penwidth,pencolor);
  m_LineArray.Add (pline); 
}

CMyLine *CMyDrawBoardDoc::GetLine(int index)
{
  if(index<0||index>=m_LineArray.GetSize())
  {
  return NULL;
  }
  CMyLine *pline=(CMyLine *)m_LineArray.GetAt(index);
  return pline;
}

void CMyDrawBoardDoc::DeleteOneLine()
{
   CMyLine *pline;
    
   pline=(CMyLine *)m_LineArray.GetAt(m_LineArray.GetSize()-1);
   delete pline;
    
   m_LineArray.RemoveAt(m_LineArray.GetSize()-1);
}

void CMyDrawBoardDoc::DeleteAllLine()
{
   CMyLine *pline;
   for(int i=0;i<m_LineArray.GetSize();i++)
   {
   pline=(CMyLine *)m_LineArray.GetAt(i);
   delete pline;
   }
   m_LineArray.RemoveAll();
}

void CMyDrawBoardDoc::OnFileSave() 
{
	// TODO: Add your command handler code here
	
    DWORD dwFlags = OFN_OVERWRITEPROMPT | OFN_LONGNAMES;
	//static char szFilter[] = "模板文件(*.MDL,*.exe)|*.MDL,*.exe||"; 
	static char szFilter[] = "模板文件(*.bmp)|*.bmp||"; 
	CFileDialog FilDlg(FALSE, "MDL",NULL,dwFlags, szFilter);
	FilDlg.m_ofn.lpstrTitle = "存为模板---请选择模板文件名";
	TCHAR ExeFileName[MAX_PATH];
	::GetModuleFileName(NULL,ExeFileName,MAX_PATH);//SDK的函数	
	FilDlg.m_ofn.lpstrInitialDir = ExeFileName;	

	if (IDOK != FilDlg.DoModal()) return;
	CString filename = FilDlg.GetFileName();

	CFile theFile; //构造CFile对象
	theFile.Open(filename, CFile::modeWrite |CFile::modeCreate);
	CArchive ar(&theFile, CArchive::store);
	Serialize(ar);
}

void CMyDrawBoardDoc::OnFileOpen() 
{
	// TODO: Add your command handler code here
	DWORD dwFlags = OFN_READONLY | OFN_LONGNAMES;
	//static char szFilter[] = "模板文件(*.MDL)|*.MDL||(*.exe)|*.exe||"; 
	static char szFilter[] = "模板文件(*.bmp)|*.bmp||"; 
	CFileDialog FilDlg(TRUE, "MDL",NULL,dwFlags, szFilter);
	FilDlg.m_ofn.lpstrTitle = "打开模板---请选择模板文件名";
	TCHAR ExeFileName[MAX_PATH];
	::GetModuleFileName(NULL,ExeFileName,MAX_PATH);//SDK的函数	
	FilDlg.m_ofn.lpstrInitialDir = ExeFileName;	

	if (IDOK != FilDlg.DoModal()) return;
	CString filename = FilDlg.GetFileName();

	CFile theFile; //构造CFile对象
	theFile.Open(filename, CFile::modeRead);
	CArchive ar(&theFile, CArchive::load);
	Serialize(ar);
	UpdateAllViews(NULL);
	
}