Progress.hpp

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 /*
 * ProgressBar.h
 *
 *  Created on: 14.01.2011
 *      Author: Thomas Wiemann
 */
 
#ifndef LVR2_PROGRESSBARQT_H_
#define LVR2_PROGRESSBARQT_H_
 
#include <string>
#include <sstream>
#include <iostream>
 
using std::stringstream;
using std::cout;
using std::endl;
using std::flush;
using std::string;
using std::wstring;
using std::wcout;
 
#include <boost/thread/mutex.hpp>
 
namespace lvr2
{
 
typedef void(*ProgressCallbackPtr)(int);
typedef void(*ProgressTitleCallbackPtr)(string);
 
class ProgressBar
{
 
public:
 
    ProgressBar(size_t max_val, string prefix = "");
 
    virtual ~ProgressBar();
 
    void operator++();
 
    void operator+=(size_t n);
 
 
    static void setProgressCallback(ProgressCallbackPtr);
 
    static void setProgressTitleCallback(ProgressTitleCallbackPtr);
 
protected:
 
    void print_bar();
 
    string                      m_prefix;
 
    size_t                      m_maxVal;
 
    size_t                      m_currentVal;
 
    boost::mutex        m_mutex;
 
    int                 m_percent;
 
    stringstream        m_stream;
 
    string                      m_fillstring;
 
    static ProgressCallbackPtr                  m_progressCallback;
    static ProgressTitleCallbackPtr             m_titleCallback;
};
 
 
class ProgressCounter
{
public:
 
    /***
     * @brief CTor.
     *
     * @param   stepVal After m_stepVal operations a new output is generated
     * @param   prefix  The prefix string for progress output
     */
    ProgressCounter(int stepVal, string prefix = "");
 
    /***
     * @brief   Increase the progress counter
     */
    void operator++();
 
protected:
 
    void print_progress();
 
    string                      m_prefix;
 
    size_t                      m_stepVal;
 
    size_t                      m_currentVal;
 
    boost::mutex        m_mutex;
 
    stringstream        m_stream;
 
    string                      m_fillstring;
};
 
 
typedef void(*PacmanProgressCallbackPtr)(int);
typedef void(*PacmanProgressTitleCallbackPtr)(string);
 
class PacmanProgressBar
{
 
public:
 
        PacmanProgressBar(size_t max_val, string prefix = "", size_t bar_length = 60 );
 
        virtual ~PacmanProgressBar();
 
        void operator++();
 
        static void setProgressCallback(ProgressCallbackPtr);
 
        static void setProgressTitleCallback(ProgressTitleCallbackPtr);
 
protected:
 
        void print_bar();
 
        string                  m_prefix;
 
        size_t                  m_maxVal;
 
    size_t                      m_currentVal;
 
        boost::mutex    m_mutex;
 
        int                             m_percent;
 
        // bar length
        int                     m_bar_length;
 
        stringstream    m_stream;
 
        string                  m_fillstring;
 
        static PacmanProgressCallbackPtr                        m_progressCallback;
        static PacmanProgressTitleCallbackPtr           m_titleCallback;
};
 
} // namespace lvr2
 
#endif /* PROGRESSBAR_H_ */