animation_update_event_args.h

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#pragma once
#include <xtd/event_args>
#include <xtd/time_span>
 
namespace xtd {
  namespace forms {
    class animation_updated_event_args : public event_args {
    public:
      
      animation_updated_event_args(int32 frame_counter, int64 elapsed_nanoseconds) : frame_counter_(frame_counter), elapsed_nanoseconds_(elapsed_nanoseconds) {}
      
      
      time_span elapsed() const {return time_span {std::chrono::duration_cast<xtd::ticks>(std::chrono::nanoseconds {elapsed_nanoseconds_}).count()};}
      int64 elapsed_milliseconds() const {return std::chrono::duration_cast<std::chrono::milliseconds>(std::chrono::nanoseconds {elapsed_nanoseconds_}).count();}
      int64 elapsed_nanoseconds() const {return elapsed_nanoseconds_;}
      
      int32 frame_counter() const {return frame_counter_;}
      
    private:
      int32 frame_counter_ = 0;
      int64 elapsed_nanoseconds_ {0};
    };
  }
}