source: trunk/lib/Stats.h @ 48

//$Id: Stats.h 44 2006-01-13 18:38:16Z jari $

#ifndef _theplu_svnstat_stats_
#define _theplu_svnstat_stats_

#include <map>
#include <ostream>
#include <string>
#include <vector>

namespace theplu{
namespace svnstat{

  class Gnuplot;

  ///
  /// Class taking care of statistics from svn.
  ///
  class Stats
  {
  public:
    /// 
    /// @brief Default Constructor 
    ///
    inline Stats(void) {}

    ///
    /// @brief adding a line to user from revision to the stats
    ///
    void add(const std::string& user, const u_int& revision); 

    ///
    /// @brief Print statistics
    ///
    void inline print(std::ostream& s) const
    { s << "<p><img src='" << plot() << "' alt='[plot]' border=0></p>\n"; }

    ///
    /// @brief Clear all statistics
    ///
    inline void reset(void) { map_.clear(); }

    ///
    /// @return resulting Stats
    ///
    Stats& operator+=(const Stats&);

    ///
    /// Jari, this is public. Naughty!
    ///
    /// @todo Make this non-public. The issues that gnuplot is started
    /// in cwd, but the main program makes a 'chdir' to another, and
    /// we cannot get gnuplot to change directory if it is
    /// private. Some redesign is needed.
    ///
    static Gnuplot gnuplot_pipe_;

  private:
    ///
    /// Copy constructor (not implemented)
    ///
    Stats(const Stats& other);

    ///
    /// @return accumulated vector of total
    ///
    std::vector<double> accumulated(void) const;

    ///
    /// @return accumulated vector of stats_[user]
    ///
    std::vector<double> accumulated(const std::string& user) const;

    std::string plot(void) const;

    static u_int latest_revision_; // latest rev. for whole project

    // Peter, if the vector is sparse make it a map
    typedef std::map<std::string, std::vector<u_int> > Map_;
    typedef Map_::iterator MapIter_;
    typedef Map_::const_iterator MapConstIter_;
    Map_ map_;
  };
}}

#endif // end of namespace svnstat end of namespace theplu