trunk/Src/DasherCore/BasicLog.cpp

   1 #include "BasicLog.h"
   2
   3 #include <cmath>
   4 #include <fstream>
   5 #include <iostream>
   6
   7 #ifdef _WIN32
   8 #include <sys/timeb.h>
   9 #else
  10 #include <sys/time.h>
  11 #endif
  12
  13 CBasicLog::CBasicLog(Dasher::CEventHandler *pEventHandler, CSettingsStore *pSettingsStore) : CUserLogBase(pEventHandler, pSettingsStore) {
  14   m_iSymbolCount = 0;
  15   m_bStarted = false;
  16 }
  17
  18 CBasicLog::~CBasicLog() {
  19   EndTrial();
  20 }
  21
  22 void CBasicLog::StartWriting() {
  23   if(!m_bStarted) {
  24     StartTrial();
  25     m_bStarted = true;
  26   }
  27 }
  28
  29 void CBasicLog::StopWriting(float dNats) {
  30   m_dBits += dNats / log(2.0);
  31 }
  32
  33 void CBasicLog::AddSymbols(Dasher::VECTOR_SYMBOL_PROB* pVectorNewSymbolProbs, eUserLogEventType iEvent) {
  34   m_iSymbolCount += pVectorNewSymbolProbs->size();
  35 }
  36
  37 void CBasicLog::DeleteSymbols(int iNumToDelete, eUserLogEventType iEvent) {
  38   m_iSymbolCount -= iNumToDelete;
  39 }
  40
  41 void CBasicLog::NewTrial() {
  42   EndTrial();
  43 }
  44
  45 void CBasicLog::KeyDown(int iId, int iType, int iEffect) {
  46   ++m_iKeyCount;
  47 }
  48
  49 void CBasicLog::StartTrial() {
  50   m_iSymbolCount = 0;
  51   m_iKeyCount = 0;
  52   m_dBits = 0.0;
  53   m_strStartDate = GetDateStamp();
  54   m_iInitialRate = GetLongParameter(LP_MAX_BITRATE);
  55 }
  56
  57 void CBasicLog::EndTrial() {
  58   if(!m_bStarted)
  59     return;
  60
  61   std::string strFileName(GetStringParameter(SP_USER_LOC));
  62   strFileName.append("dasher_basic.log");
  63
  64   std::ofstream oFile;
  65   oFile.open(strFileName.c_str(), ios::out | ios::app);
  66
  67   oFile << "\"" << m_strStartDate << "\":\"" << GetDateStamp() << "\":" << m_iSymbolCount << ":" << m_dBits << ":" << m_iKeyCount << ":" << m_iInitialRate / 100.0 << ":" << GetLongParameter(LP_MAX_BITRATE) / 100.0 << ":\"" << GetStringParameter(SP_INPUT_FILTER) << "\":\"" << GetStringParameter(SP_ALPHABET_ID) << "\"" << std::endl;
  68
  69   oFile.close();
  70
  71   m_bStarted = false;
  72 }
  73
  74 std::string CBasicLog::GetDateStamp() {
  75   std::string strDateStamp = "";
  76
  77 #ifdef _WIN32
  78   struct timeb sTimeBuffer;
  79 #else
  80   struct timeval sTimeBuffer;
  81   struct timezone sTimezoneBuffer;
  82 #endif
  83   char* szTimeLine = NULL;
  84
  85 #ifdef _WIN32
  86     ftime(&sTimeBuffer);
  87     szTimeLine = ctime(&(sTimeBuffer.time));
  88 #else
  89     gettimeofday(&sTimeBuffer, &sTimezoneBuffer);
  90     szTimeLine = ctime(&(sTimeBuffer.tv_sec));
  91 #endif
  92
  93     return std::string(szTimeLine).substr(0, 24);
  94 }