lvfulong
122 lines
3.3 KiB
C++
122 lines
3.3 KiB
C++
/**
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@file JCIosFileSource.h
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@brief
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@author James
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@version 1.0
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@date 2016_5_11
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*/
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#ifndef __JCIosFileSource_H__
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#define __JCIosFileSource_H__
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#include <stdio.h>
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#include "JCFileSource.h"
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#include "../util/JCCommonMethod.h"
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#include "../util/Log.h"
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#include <string.h>
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#pragma warning (disable: 4996)
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namespace laya
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{
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class JCIosFileSource : public JCFileSource
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{
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public:
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JCIosFileSource()
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{
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}
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~JCIosFileSource()
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{
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}
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bool Init( const char* sRootPath )
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{
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if( sRootPath )
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{
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m_sRootPath = sRootPath;
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return true;
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}
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else
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{
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return false;
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}
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}
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public:
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virtual bool isFileExistInZipAPKExpansion(const char* sFileName) { return false; }
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virtual bool isFileExist( const char* sFileName )
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{
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std::string sFullName = m_sRootPath + "/"+sFileName;
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FILE* fp = fopen(sFullName.c_str(),"rb");
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if( !fp )
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{
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return false;
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}
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fclose(fp);
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return true;
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}
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virtual unsigned int getFileSize(const char* sFileName)
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{
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std::string sFullName = m_sRootPath + "/"+ sFileName;
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FILE* fp = fopen(sFullName.c_str(), "rb");
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if (!fp) return 0;
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fseek(fp, 0, SEEK_END);
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int nBuffSize = (int)ftell(fp);
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fclose(fp);
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return nBuffSize;
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}
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virtual bool loadFileContent(const char* sFileName, ALLOCMEM pAllocFunc, void* pUserData, int& nBuffSize)
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{
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bool bRet = false;
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std::string sFullName = m_sRootPath +"/"+ sFileName;
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FILE* fp = fopen(sFullName.c_str(), "rb");
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if (!fp) return false;
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fseek(fp, 0, SEEK_END);
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nBuffSize = (int)ftell(fp);
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fseek(fp, 0, SEEK_SET);
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unsigned char* pBuff = pAllocFunc(nBuffSize, pUserData);
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if (!pBuff)
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{
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bRet = false;
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}
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else
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{
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int nReadSize = fread((char*)pBuff, 1, nBuffSize, fp);
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if (nReadSize == nBuffSize)
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{
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LOGI("found the file in the package:%s\n", sFileName);
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bRet = true;
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}
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}
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fclose(fp);
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return bRet;
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}
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virtual bool loadFileContent(const char* sFileName, char*& pBuffer, int& nBuffSize)
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{
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bool bRet = false;
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std::string sFullName = m_sRootPath + "/"+sFileName;
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FILE* fp = fopen(sFullName.c_str(), "rb");
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if (!fp) return false;
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fseek(fp, 0, SEEK_END);
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nBuffSize = (unsigned int)ftell(fp);
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fseek(fp, 0, SEEK_SET);
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pBuffer = new char[nBuffSize+1];
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int nReadSize = fread((char*)pBuffer, 1, nBuffSize, fp);
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if (nReadSize == nBuffSize)
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{
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LOGI("found the file in the package:%s\n", sFileName);
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bRet = true;
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}
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pBuffer[nBuffSize] = 0;
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fclose(fp);
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return bRet;
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}
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private:
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std::string m_sRootPath;
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};
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}
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//------------------------------------------------------------------------------
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#endif //__JCIosFileSource_H__
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//-----------------------------END FILE--------------------------------
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