loading_indicator.h

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#pragma once
#include "control.h"
#include "border_style.h"
#include "content_alignment.h"
#include "loading_indicator_style.h"
 
namespace xtd {
  namespace forms {
    class forms_export_ loading_indicator : public control {
    public:
      loading_indicator();
 
      xtd::drawing::size default_size() const override {return {32, 32};}
      
      virtual xtd::forms::loading_indicator_style loading_indicator_style() const {return loading_indicator_style_;}
      virtual xtd::forms::loading_indicator& loading_indicator_style(xtd::forms::loading_indicator_style loading_indicator_style);
 
      bool is_running() const {return is_running_;}
      
      void start();
      void stop();
      
    protected:
      xtd::forms::create_params create_params() const override;
      
      xtd::drawing::size measure_control() const override;
      
      void on_handle_created(const event_args& e) override;
      
      void on_paint(xtd::forms::paint_event_args& e) override;
      
    private:
      void on_timer_tick(object& timer, const xtd::event_args& e);
    
      bool is_running_ = false;
      xtd::forms::loading_indicator_style loading_indicator_style_ = xtd::forms::loading_indicator_style::standard;
      xtd::forms::timer timer_;
      int32_t intervals_ = 8;
      int32_t radius_factor_ = 10;
      int32_t frame_ = 0;
      int32_t interval_ = 150;
    };
  }
}