CurrentConditionsDisplay.h

#ifndef CURRENT_CONDITIONS_DISPLAY
#define CURRENT_CONDITIONS_DISPLAY

#include "Observer.h"
#include "DisplayElement.h"
#include "Subject.h"
#include <iostream>
#include <memory>

class CurrentConditionsDisplay : public Observer, public DisplayElement {
	public:
		CurrentConditionsDisplay() = default;
		CurrentConditionsDisplay(Subject *wd) : weatherData(wd)
	                              { weatherData->registerObserver(this); }
		void update(double t, double h, double p) override;
		void display() const override;
	private:
		double temperature = 0.0f;
		double humidity = 0.0f;
		Subject *weatherData = nullptr;

};

inline
void
CurrentConditionsDisplay::update(double t, double h, [[maybe_unused]] double p) {
	temperature = t;
	humidity = h;
	display();
}

inline
void
CurrentConditionsDisplay::display() const {
	std::cout << "Current Conditions: " << temperature
		<< "F degree and " << humidity << "% humidity\n";

}

#endif /* ifndef CURRENT_CONDITIONS_DISPLAY */