slider_logic.hpp

#ifndef TERMOX_WIDGET_WIDGETS_DETAIL_SLIDER_LOGIC_HPP
#define TERMOX_WIDGET_WIDGETS_DETAIL_SLIDER_LOGIC_HPP
#include <signals_light/signal.hpp>
 
namespace ox::detail {
 
class Slider_logic {
   public:
    using Value_t = int;
    using Ratio_t = double;
 
    sl::Signal<void(Value_t)> value_changed;
 
    sl::Signal<void(Ratio_t)> ratio_changed;
 
   public:
    Slider_logic(Value_t minimum, Value_t maximum);
 
   public:
 
    void set_minimum(Value_t min);
 
 
    void set_maximum(Value_t max);
 
    [[nodiscard]] auto minimum() const -> Value_t;
 
    [[nodiscard]] auto maximum() const -> Value_t;
 
    void increment(Value_t amount = 1);
 
    void decrement(Value_t amount = 1);
 
    void set_ratio(Ratio_t ratio);
 
    [[nodiscard]] auto ratio() const -> double;
 
    void set_value(Value_t value);
 
    [[nodiscard]] auto value() const -> Value_t;
 
    [[nodiscard]] auto length() const -> Value_t;
 
   private:
    Value_t minimum_ = 0;
    Value_t maximum_ = 0;
    Ratio_t ratio_   = 0.;
};
 
}  // namespace ox::detail
#endif  // TERMOX_WIDGET_WIDGETS_DETAIL_SLIDER_LOGIC_HPP