VC中使用SCRIPT 正则写的LRC歌词分析类

【 tulaoshi.com - 编程语言 】

#include "StdAfx.h"
#include ".lrcobject.h"
#include   comdef.h

LRCOBJECT::LRCOBJECT(const char * text)
: ar(_T(""))
, by(_T(""))
, al(_T(""))
, ti(_T(""))
, oTime(0)

, isLrcFile(FALSE)
{
    Text=text;
    steLrcTi();
}

LRCOBJECT::LRCOBJECT(void)
{
}

（本文来源于图老师网站，更多请访问http://www.tulaoshi.com/bianchengyuyan/）

LRCOBJECT::~LRCOBJECT(void)
{
    Release();
}
// //查找添加LRC标题

void LRCOBJECT::steLrcTi(void)
{
    CoInitialize(NULL);
    try{
        IRegExpPtr regExpPtr(__uuidof(RegExp));
        regExpPtr-PutGlobal(VARIANT_TRUE);
        regExpPtr-PutPattern("[ti:([^[]:]+)]");
        IMatchCollectionPtr matches = regExpPtr-Execute((const char * )Text); //Execute方法接受的是_bstr_t类型，因此要进行(const char * )转换
        ISubMatchesPtr pMatch;
        if(matches-GetCount() 0 )
        {
            //IMatch2Ptr类型才有GetSubMatches()方法，因此，要进行显式的类型转换
            pMatch=((IMatch2Ptr)matches-GetItem(0))-GetSubMatches();//SubMatches;
            //pMatch-GetItem(0)返回是_variant_t类型，_variant_t类型的属性bstrVal是BSTR类型
            ti= (pMatch-GetItem(0)).bstrVal;
        }
        //--------------------------------------------------
        regExpPtr-PutPattern("[ar:([^[]:]+)]");
        matches = regExpPtr-Execute((const char * )Text);
        if(matches-GetCount()0)
        {
            pMatch=((IMatch2Ptr)matches-GetItem(0))-GetSubMatches();//SubMatches;
            ar= (pMatch-GetItem(0)).bstrVal;
        }
        //-----------------------------------------
        regExpPtr-PutPattern("[al:([^[]:]+)]");
        matches = regExpPtr-Execute((const char * )Text); //用指针要出错
        if(matches-GetCount()0)
        {
            pMatch=((IMatch2Ptr)matches-GetItem(0))-GetSubMatches();//SubMatches;

（本文来源于图老师网站，更多请访问http://www.tulaoshi.com/bianchengyuyan/）            al= (pMatch-GetItem(0)).bstrVal;
        }
        //---------------------
        /*
        短整型(int)
        i = atoi(temp);
        长整型(long)
        l = atol(temp);
        浮点(double)
        d = atof(temp);
        */
        regExpPtr-PutPattern("[offset:(-？d+)]");
        matches = regExpPtr-Execute((const char * )Text); //用指针要出错
        if(matches-GetCount()0)
        {
            pMatch=((IMatch2Ptr)matches-GetItem(0))-GetSubMatches();//SubMatches;
            by= (pMatch-GetItem(0)).bstrVal;
            try
            {
                oTime=float(atof(by));
            }catch(...){};
        }
        //-----------------------------------------
        regExpPtr-PutPattern("[by:([^[]:]+)]");
        matches = regExpPtr-Execute((const char * )Text); //用指针要出错
        if(matches-GetCount()0)
        {
            pMatch=((IMatch2Ptr)matches-GetItem(0))-GetSubMatches();//SubMatches;
            by= (pMatch-GetItem(0)).bstrVal;
        }

        regExpPtr-PutPattern("[d+:[d.]+]");
        matches = regExpPtr-Execute((const char * )Text); //用指针要出错
        if(matches-GetCount()0)
        {
            isLrcFile=TRUE;
        }
        else
        {
            isLrcFile=FALSE;
        }
        pMatch=NULL;
        matches=NULL;
        regExpPtr=NULL;
        //"[d+:[d.]+]"

    }
    //catch(_com_error& e)
    //{
    /