src/libengrid/timer.h

   1 //
   2 // ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
   3 // +                                                                      +
   4 // + This file is part of enGrid.                                         +
   5 // +                                                                      +
   6 // + Copyright 2008-2013 enGits GmbH                                      +
   7 // +                                                                      +
   8 // + enGrid is free software: you can redistribute it and/or modify       +
   9 // + it under the terms of the GNU General Public License as published by +
  10 // + the Free Software Foundation, either version 3 of the License, or    +
  11 // + (at your option) any later version.                                  +
  12 // +                                                                      +
  13 // + enGrid is distributed in the hope that it will be useful,            +
  14 // + but WITHOUT ANY WARRANTY; without even the implied warranty of       +
  15 // + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the        +
  16 // + GNU General Public License for more details.                         +
  17 // +                                                                      +
  18 // + You should have received a copy of the GNU General Public License    +
  19 // + along with enGrid. If not, see <http://www.gnu.org/licenses/>.       +
  20 // +                                                                      +
  21 // ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
  22 //
  23
  24 #ifndef TIMER_H
  25 #define TIMER_H
  26
  27 #include <iostream>
  28 #include <qdatetime.h>
  29 #include <typeinfo>
  30
  31 class Timer
  32 {
  33
  34 private: // attributes
  35
  36   bool print;
  37
  38 protected: // attributes
  39
  40   QTime m_LastTimeout;
  41   int m_Secs;
  42
  43
  44 public: // attributes
  45
  46   static const char endl = '\n';
  47
  48
  49 public:
  50
  51   Timer();
  52   Timer(int secs);
  53   void reset(int secs = 0);
  54   bool timeout();
  55   bool operator()() { return timeout(); }
  56
  57   template <class T> Timer& operator<<(T t);
  58
  59 };
  60
  61 template <class T>
  62 Timer& Timer::operator<<(T t)
  63 {
  64   if (print) {
  65     bool endl_received = false;
  66     if (typeid(T) == typeid(const char)) {
  67       endl_received = true;
  68     }
  69     if (print) {
  70       if (endl_received) {
  71         std::cout << std::endl;
  72         print = false;
  73       } else {
  74         std::cout << t;
  75       }
  76     } else {
  77       if (endl_received) {
  78         if (timeout()) {
  79           print = true;
  80         }
  81       }
  82     }
  83   }
  84   return (*this);
  85 };
  86
  87 #endif // TIMER_H