www.pudn.com > PLAYMP3.rar > Lrc.cpp

/********************************************************************************************************* 
   class CLrc applys to SSShow V5.5:  http://down1.tomore.com/tools/20070105/2007010500262026968.rar    
---------------------------------------------------------------------------------------------------------- 
   MSN:   weishuishusheng@hotmail.com 2007-1-1 
   Open:  load a lrc file and save records to m_recordArray 
   GetTxt:  Get the Current lrc txt 
    
************************************************************************************************************/ 
#include "stdafx.h" 
#include "Lrc.h" 
 
#ifdef _DEBUG 
#undef THIS_FILE 
static char THIS_FILE[]=__FILE__; 
#define new DEBUG_NEW 
#endif 
 
 
////////////////////////////////////////////////////////////////////// 
// Construction/Destruction 
////////////////////////////////////////////////////////////////////// 
 
CLrc::CLrc() 
{ 
 
} 
 
CLrc::~CLrc() 
{ 
   Free(); 
} 
 
BOOL CLrc::Open(CString strFile) 
{ 
	char* pFileTxt =0; 
	CFile lrcFile; 
	if(!lrcFile.Open(strFile.GetBuffer(0),CFile::modeRead)) return FALSE; 
	int len =lrcFile.GetLength(); 
	if(len<=0)  
	{ 
		lrcFile.Close(); 
		return FALSE; 
	} 
    pFileTxt =new char[len]; 
	memset(pFileTxt,0,len); 
    if(lrcFile.Read(pFileTxt,len)>0) 
	{ 
		 
		CString strtmp =pFileTxt; 
		 
		int ilen =strtmp.GetLength(); 
		for(int k=ilen-1; k>0; k--) 
		{ 
			if(strtmp.GetAt(k)=='[' && strtmp.GetAt(k-1)!=']' && strtmp.GetAt(k-1)!=0x0a) 
			{ 
				strtmp.Insert(k,L"\r\n"); 
			} 
		} 
		 
 
	CString strFilePath= strtmp.GetBuffer(0); 
	char FilePath[2560]; 
	memset( FilePath, 0, 2560 ); 
	WideCharToMultiByte( CP_ACP, 0, strFilePath, -1, FilePath, 2560, NULL, NULL); 
 
 
 
 
		 
		char* pToken =strtok(FilePath,"\r\n"); 
		while (pToken)  
		{ 
			//每个Token就是一行 
			TLrcRecord* pTmpRecord[20]; 
			int iTmpRecord=0; 
			int istart=0,iend=-1,iTxtStart=-1; 
			CString strLine =pToken; 
			strLine.Replace(L" ",L"");  //trim space 
			strLine.Replace(L"\t",L"");  //trim \t 
			for(int i=0; i<20; i++) 
			{ 
				pTmpRecord[i] =0; 
			} 
			while((istart=strLine.Find(L"[",iend+1))!=-1) 
			{ 
				char strMi[3],strSec[3],strmSec[3]; 
				iend =strLine.Find(L"]",istart+1); 
				if(iend== -1) break; 
				if( iend-istart!=9 ) continue; 
				strMi[0] = strLine.GetAt(istart+1); 
				strMi[1] = strLine.GetAt(istart+2); 
				strSec[0] = strLine.GetAt(istart+4); 
				strSec[1] = strLine.GetAt(istart+5); 
				strmSec[0] =strLine.GetAt(istart+7); 
				strmSec[1] =strLine.GetAt(istart+8);               
				if(iTmpRecord>=20) break; 
				pTmpRecord[iTmpRecord] =new TLrcRecord; 
				pTmpRecord[iTmpRecord]->m_time =  
					((strMi[0]-'0')*10+(strMi[1]-'0'))*60*100 + 
					((strSec[0]-'0')*10+(strSec[1]-'0'))*100 + 
					((strmSec[0]-'0')*10+(strmSec[1]-'0')); 
				iTmpRecord++; 
				iTxtStart =iend+1; 
			} 
			if(iTxtStart!=-1) 
			{//插入排序 
				for(int i=0; i< iTmpRecord;  i++)    
				{ 
					int j=0; 
					while (jm_time > m_recordArray[j]->m_time)  j++; 
					pTmpRecord[i]->m_str =strLine.Right(strLine.GetLength()-iTxtStart); 
					m_recordArray.InsertAt(j,pTmpRecord[i],1); 
				} 
				 
			} 
			pToken =strtok(NULL,"\r\n"); 
		} 
	} 
	lrcFile.Close(); 
	delete[] pFileTxt; 
	return TRUE; 
} 
 
void CLrc::Free() 
{ 
	for(int i=0; i= m_recordArray[i]->m_time)) 
	{ 
		i ++; 
	} 
 
	if(i-1 >=0) return m_recordArray[i-1]->m_str; 
	 
	return ""; 
}