Rearranged files

src/quantity/unit/prefix.rs

@@ -0,0 +1,110 @@
+use crate::quantity::Quantity;
+
+
+
+#[derive(Hash)]
+#[derive(Debug)]
+#[derive(Copy, Clone)]
+#[derive(Eq, PartialEq)]
+pub enum Prefix {
+	None,
+
+	Quetta,
+	Ronna,
+	Yotta,
+	Zetta,
+	Exa,
+	Peta,
+	Tera,
+	Giga,
+	Mega,
+	Kilo,
+	Hecto,
+	Deka,
+
+	Deci,
+	Centi,
+	Milli,
+	Micro,
+	Nano,
+	Pico,
+	Femto,
+	Atto,
+	Zepto,
+	Yocto,
+	Ronto,
+	Quecto
+}
+
+
+impl Prefix {
+	pub fn to_ratio(&self) -> Quantity {
+		let q = Quantity::new_rational_from_string(match self {
+			Prefix::Quetta => "1e30",
+			Prefix::Ronna => "1e27",
+			Prefix::Yotta => "1e24",
+			Prefix::Zetta => "1e21",
+			Prefix::Exa => "1e18",
+			Prefix::Peta => "1e15",
+			Prefix::Tera => "1e12",
+			Prefix::Giga => "1e9",
+			Prefix::Mega => "1e6",
+			Prefix::Kilo => "1e3",
+			Prefix::Hecto => "1e2",
+			Prefix::Deka => "1e1",
+
+			Prefix::Deci => "1e-1",
+			Prefix::Centi => "1e-2",
+			Prefix::Milli => "1e-3",
+			Prefix::Micro => "1e-6",
+			Prefix::Nano => "1e-9",
+			Prefix::Pico => "1e-12",
+			Prefix::Femto => "1e-15",
+			Prefix::Atto => "1e-18",
+			Prefix::Zepto => "1e-21",
+			Prefix::Yocto => "1e-24",
+			Prefix::Ronto => "1e-27",
+			Prefix::Quecto => "1e-30",
+
+			Prefix::None => { "1" }
+		}).unwrap();
+
+		return q;
+
+	}
+}
+
+
+impl ToString for Prefix {
+	fn to_string(&self) -> String {
+		String::from(match self {
+			Prefix::Quetta => "Q",
+			Prefix::Ronna => "R",
+			Prefix::Yotta => "Y",
+			Prefix::Zetta => "Z",
+			Prefix::Exa => "E",
+			Prefix::Peta => "P",
+			Prefix::Tera => "T",
+			Prefix::Giga => "G",
+			Prefix::Mega => "M",
+			Prefix::Kilo => "k",
+			Prefix::Hecto => "h",
+			Prefix::Deka => "da",
+
+			Prefix::Deci => "d",
+			Prefix::Centi => "c",
+			Prefix::Milli => "m",
+			Prefix::Micro => "u",
+			Prefix::Nano => "n",
+			Prefix::Pico => "p",
+			Prefix::Femto => "f",
+			Prefix::Atto => "a",
+			Prefix::Zepto => "z",
+			Prefix::Yocto => "y",
+			Prefix::Ronto => "r",
+			Prefix::Quecto => "q",
+
+			Prefix::None => ""
+		})
+	}
+}