ticker.h

Amis - A maximum entropy estimator 一个最大熵模型统计工具

#ifndef Amis_Ticker_h_
#define Amis_Ticker_h_

#include <amis/configure.h>

#include <iostream>

AMIS_NAMESPACE_BEGIN

class Ticker {
	protected:
	int      tick_interval;
	int      tick_interval_big;
	
	std::ostream* out_stream;
	char     tick_char;
	
	public:
	Ticker(int itv, std::ostream* os, char tc = '.') {
		tick_interval     = itv;
		tick_interval_big = itv*10; 
     	out_stream    = os;
		tick_char     = tc;
	}
	
	inline void tick( int i ) {
		if( (i % tick_interval) == 0 ) {
			(*out_stream) <<  tick_char << std::flush;
			if( (i % tick_interval_big) == 0 ) {
				(*out_stream) << '(' << i << ')' << std::flush;
			}
		}
	}	
	
};

AMIS_NAMESPACE_END

#endif