src/timer.cpp

   1 /****************************
   2 ** Tsunagari Tile Engine   **
   3 ** timer.cpp               **
   4 ** Copyright 2012 OmegaSDG **
   5 ****************************/
   6
   7 // **********
   8 // Permission is hereby granted, free of charge, to any person obtaining a copy
   9 // of this software and associated documentation files (the "Software"), to
  10 // deal in the Software without restriction, including without limitation the
  11 // rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
  12 // sell copies of the Software, and to permit persons to whom the Software is
  13 // furnished to do so, subject to the following conditions:
  14 //
  15 // The above copyright notice and this permission notice shall be included in
  16 // all copies or substantial portions of the Software.
  17 //
  18 // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  19 // IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  20 // FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
  21 // AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
  22 // LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
  23 // FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
  24 // IN THE SOFTWARE.
  25 // **********
  26
  27 #include <boost/format.hpp>
  28
  29 #include "python.h"
  30 #include "timer.h"
  31 #include "world.h"
  32
  33 static Timer pythonNewTimer()
  34 {
  35         return Timer();
  36 }
  37
  38
  39 Timer::Timer()
  40         : running(false), prev_count(0)
  41 {
  42 }
  43
  44 bool Timer::isRunning() const
  45 {
  46         return running;
  47 }
  48
  49 void Timer::setRunning(bool running)
  50 {
  51         if (running) {
  52                 this->running = true;
  53                 prev_time = World::instance()->time();
  54         }
  55
  56         else
  57                 this->running = false;
  58 }
  59
  60 void Timer::reset()
  61 {
  62         prev_count = 0;
  63 }
  64
  65 double Timer::count() const
  66 {
  67         time_t prev_count = this->prev_count;
  68
  69         if (running) {
  70                 time_t now = World::instance()->time();
  71                 prev_count = prev_count + (now - prev_time);
  72         }
  73
  74         return (double)prev_count / 1000.0;
  75 }
  76
  77 double Timer::count()
  78 {
  79         if (running) {
  80                 time_t now = World::instance()->time();
  81                 prev_count = prev_count + (now - prev_time);
  82                 prev_time = now;
  83         }
  84
  85         return (double)prev_count / 1000.0;
  86 }
  87
  88 std::string Timer::repr() const
  89 {
  90         using namespace boost;
  91
  92         return str(format("<timer count=%.02fsec running=%s />")
  93                         % count() % (isRunning() ? "true" : "false"));
  94 }
  95
  96 void exportTimer()
  97 {
  98         using namespace boost::python;
  99
 100         class_<Timer> ("Timer", no_init)
 101                 .add_property("running", &Timer::isRunning, &Timer::setRunning)
 102                 .add_property("count",
 103                         static_cast<double (Timer::*) ()> (&Timer::count))
 104                 .def("reset", &Timer::reset)
 105                 .def("__repr__", &Timer::repr)
 106                 ;
 107
 108         pythonAddFunction("new_timer", pythonNewTimer);
 109 }
 110