include/Utilities/progressBar.h

#ifndef PROGRESSBAR_H
#define PROGRESSBAR_H

#include <string>

class ProgressBar
{
public:
    ProgressBar( const unsigned int& times, const std::string& message =""):m_curIteration(0),m_numIterations(times),m_message(message),m_curPercentage(0.01)
    {
        std::cout << "\r" << m_message << "..." << "0%" << std::flush;
    }
    
    void operator++()
    {
        ++m_curIteration;
        if ( double(m_curIteration)/m_numIterations > m_curPercentage)
        {
            std::cout << "\r" << m_message << "..." << (unsigned int)(m_curPercentage*100) << "%" << std::flush;
            m_curPercentage += 0.01;
        } 
        
        if ( m_curIteration == m_numIterations)
        {
           std::cout << "\r" << m_message << "...done!\n" << std::flush;
        }
    }
    
    void reset(const unsigned int& times, const std::string& message ="")
    {
        m_curIteration = 0;
        m_numIterations = times;
        m_message = message;
        m_curPercentage = 0.01;
    }
    
private:
    unsigned int m_curIteration;
    unsigned int m_numIterations;
    std::string m_message;
    double m_curPercentage;
};

#endif //PROGRESSBAR_H

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