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StopWatchPack_stopwatch.hpp
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00041 
00042 #ifndef STPWATCH_H
00043 #define STPWATCH_H
00044 
00045 #include "Moocho_ConfigDefs.hpp"
00046 
00047 namespace StopWatchPack {
00048 
00054 
00055 double seconds(void);
00056 
00059 class stopwatch {
00060 public:
00061 
00063   stopwatch() : running_(false), last_time_(0.0), total_(0.0)
00064   {}
00065 
00067   bool is_running() const {
00068     return running_;
00069   }
00070 
00072   void start() {
00073     if (!running_) {
00074       last_time_ = seconds();
00075       running_ = true;
00076     }
00077   }
00078 
00080   double stop()  {
00081     if (running_) {
00082       total_ += seconds() - last_time_; 
00083       running_ = false;
00084     }
00085     //std::cout << "total = " << total_ << std::endl;
00086     return total_; 
00087   }
00088 
00090   void reset() {
00091     running_ = false;
00092     last_time_ = 0.0;
00093     total_ = 0.0;
00094   }
00095 
00097   double read() {
00098     if (running_) {
00099       double curr_time = seconds();
00100       total_ += curr_time - last_time_;
00101       last_time_ = curr_time;
00102     }
00103     return total_;
00104   }
00105   
00106 private:
00107   bool running_;
00108   double last_time_;
00109   double total_;
00110 };
00111 
00112 //  end namespace StopWatchPack 
00114 
00115 }  // end namespace StopWatchPack 
00116 
00117 #endif // STPWATCH_H
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