src/timer.cpp

   1 /****************************
   2 ** Tsunagari Tile Engine   **
   3 ** timer.cpp               **
   4 ** Copyright 2012 OmegaSDG **
   5 ****************************/
   6
   7 #include <boost/format.hpp>
   8
   9 #include "python.h"
  10 #include "timer.h"
  11 #include "world.h"
  12
  13 static Timer pythonNewTimer()
  14 {
  15         return Timer();
  16 }
  17
  18
  19 Timer::Timer()
  20         : running(false), prev_count(0)
  21 {
  22 }
  23
  24 bool Timer::isRunning() const
  25 {
  26         return running;
  27 }
  28
  29 void Timer::setRunning(bool running)
  30 {
  31         if (running) {
  32                 this->running = true;
  33                 prev_time = World::instance()->time();
  34         }
  35
  36         else
  37                 this->running = false;
  38 }
  39
  40 void Timer::reset()
  41 {
  42         prev_count = 0;
  43 }
  44
  45 double Timer::count() const
  46 {
  47         time_t prev_count = this->prev_count;
  48
  49         if (running) {
  50                 time_t now = World::instance()->time();
  51                 prev_count = prev_count + (now - prev_time);
  52         }
  53
  54         return (double)prev_count / 1000.0;
  55 }
  56
  57 double Timer::count()
  58 {
  59         if (running) {
  60                 time_t now = World::instance()->time();
  61                 prev_count = prev_count + (now - prev_time);
  62                 prev_time = now;
  63         }
  64
  65         return (double)prev_count / 1000.0;
  66 }
  67
  68 std::string Timer::repr() const
  69 {
  70         using namespace boost;
  71
  72         return str(format("<timer count=%.02fsec running=%s />")
  73                         % count() % (isRunning() ? "true" : "false"));
  74 }
  75
  76 void exportTimer()
  77 {
  78         using namespace boost::python;
  79
  80         class_<Timer> ("Timer", no_init)
  81                 .add_property("running", &Timer::isRunning, &Timer::setRunning)
  82                 .add_property("count",
  83                         static_cast<double (Timer::*) ()> (&Timer::count))
  84                 .def("reset", &Timer::reset)
  85                 .def("__repr__", &Timer::repr)
  86                 ;
  87
  88         pythonAddFunction("new_timer", pythonNewTimer);
  89 }
  90