Create convert_temperature.cpp

convert_temperature.cpp

@@ -0,0 +1,73 @@
+#include <iostream>
+#include <fstream>
+#include <string>
+#include <iomanip>
+
+class	Convert
+{
+public:
+	Convert();
+	~Convert();
+	int	convertFahrenheitToCelsius(void);
+	int	convertCelsiusToFahrenheit(void);
+	int	parseString(std::string str);
+	float		temperature;
+	std::string	scale;
+};
+
+Convert::Convert()
+{}
+
+Convert::~Convert()
+{}
+
+int	Convert::parseString(std::string str)
+{
+	std::size_t	value;
+
+	temperature = std::stof(str);
+	value = str.find("Celsius");
+	if (value != std::string::npos)
+		scale = "Celsius";
+	value = str.find("Fahrenheit");
+	if (value != std::string::npos)
+		scale = "Fahrenheit";
+	return 0;
+}
+
+int	Convert::convertFahrenheitToCelsius(void)
+{
+	double	res = 0;
+
+	res = 5.0 / 9.0 * (temperature - 32);
+	std::cout << std::setw(16) << std::fixed << std::setprecision(3) <<
+		res << std::setw(16) << "Celsius" << std::endl;
+	return 0;
+}
+
+int	Convert::convertCelsiusToFahrenheit(void)
+{
+	float	res = 0;
+
+	res = temperature * 9.0 / 5.0 + 32;
+	std::cout << std::setw(16) << std::fixed << std::setprecision(3) <<
+		res << std::setw(16) << "Fahrenheit" << std::endl;
+	return 0;
+}
+
+int	main()
+{
+	Convert conv;
+	std::string line;
+
+	while (getline(std::cin, line)) {
+		conv.parseString(line);
+		if(conv.scale == "Celsius")
+			return (conv.convertCelsiusToFahrenheit());
+		if(conv.scale == "Fahrenheit")
+			return (conv.convertFahrenheitToCelsius());
+		else
+			return 0;
+	}
+	return 0;
+}