xl_logger.cpp

仿真机器人足球比赛

#include <stdarg.h>
#include <windows.h>
#include <stdio.h>
#include "xl_logger.h"

const int  MAX_LINE_SIZE      = 2048; // 2K

typedef struct  
{
	bool Enabled;
	char *Name;
} ChannelInfo;

FILE *  LOGGER = NULL; //文件指针
char pBuffer[MAX_LINE_SIZE];
ChannelInfo channelInfo[CT_MAX];
bool initOK = false;
int  cycle = 0;

void SetLogCycle(int nCycle)
{
	cycle = nCycle;
}

void RegisterChannel(ChannelTag channelTag,const char* channleName)	
{	
    if(!initOK ) return;
	channelInfo[channelTag].Enabled = true;
	size_t length = strlen(channleName);
	channelInfo[channelTag].Name = (char*)malloc(length*sizeof(char)); 
	strncpy(channelInfo[channelTag].Name,channleName,length);
	channelInfo[channelTag].Name[length] = '\0';
}


void LogLine(ChannelTag channelTag, const char* szFmt, ...)
{
	if (initOK && channelInfo[channelTag].Enabled)
	{
		va_list ap;
		va_start(ap, szFmt);
		::_vsnprintf(pBuffer, MAX_LINE_SIZE, szFmt, ap);		
		va_end(ap);		
		fprintf(LOGGER, "(%d)[%s]%s\n",cycle,channelInfo[channelTag].Name,pBuffer);	 
	}
}

void OpenLogger(const char * fileName)
{
	initOK = false;
	
	//打开Log文件
	LOGGER = fopen(fileName,"w");
	if (LOGGER) initOK = true;

	//初始化频道
	for(int idx = 0; idx < CT_MAX; idx++)
	{
		channelInfo[idx].Enabled = false;
		channelInfo[idx].Name = NULL;
	}
	SetLogCycle(0);
}


void CloseLogger()
{
	initOK = false;
	if (LOGGER)
	{
		fclose(LOGGER);
	}
	for(int idx = 0; idx < CT_MAX; idx++)
	{
		channelInfo[idx].Enabled = false;
		if ( channelInfo[idx].Name ) free(channelInfo[idx].Name);
	}
}