gpsdoc.cpp

读取二进制格式文件

// gpsDoc.cpp :  CgpsDoc 类的实现

#include "stdafx.h"
#include "gps.h"

#include "gpsDoc.h"
#include ".\gpsdoc.h"

#ifdef _DEBUG
#define new DEBUG_NEW
#endif


// CgpsDoc

IMPLEMENT_DYNCREATE(CgpsDoc, CDocument)

BEGIN_MESSAGE_MAP(CgpsDoc, CDocument)
	ON_COMMAND(ID_GPS, OnGps)
END_MESSAGE_MAP()


// CgpsDoc 构造/析构

CgpsDoc::CgpsDoc()
{
	// TODO: 在此添加一次性构造代码

}

CgpsDoc::~CgpsDoc()
{
}

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

	// TODO: 在此添加重新初始化代码
	// (SDI 文档将重用该文档)

	return TRUE;
}




// CgpsDoc 序列化

void CgpsDoc::Serialize(CArchive& ar)
{
	if (ar.IsStoring())
	{
		// TODO: 在此添加存储代码
	}
	else
	{
		// TODO: 在此添加加载代码
	}
}


// CgpsDoc 诊断

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

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


// CgpsDoc 命令

 
void CgpsDoc::OnGps()
{	
	
	CFile file1("e:\\毕业设计资料\\gps数据\\rawbin1",CFile::modeRead|CFile::typeBinary);
	CFile file2("e:\\毕业设计资料\\gps数据\\rawbin2",CFile::modeRead|CFile::typeBinary);
	CFile file3("e:\\毕业设计资料\\gps数据\\rawbin3.txt",CFile::modeWrite);
	CFile file4("e:\\毕业设计资料\\gps数据\\rawbin4.txt",CFile::modeWrite);
	double  buff;
    char outchar[15];
	UINT nBytesRead=0; 
	

	{
		memset(outchar,'\0',15);
       nBytesRead = file1.Read( &buff, 8 );
	   sprintf(outchar,"%E",buff);
	   file3.Write(outchar, 15);
	}while (nBytesRead==8) ;
	do
	{
		memset(outchar,'\0',15);
       nBytesRead = file2.Read( &buff, 8 );
	   sprintf(outchar,"%E",buff);
	   file4.Write(outchar, 15);
	}while (nBytesRead==8) ;
	file1.Close();
	file2.Close();
	file3.Close();
	file4.Close();
    AfxMessageBox("");
	
}