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Diffstat (limited to 'src/main/java/org/unitConverter/unit/BritishImperial.java')
| -rw-r--r-- | src/main/java/org/unitConverter/unit/BritishImperial.java | 116 |
1 files changed, 116 insertions, 0 deletions
diff --git a/src/main/java/org/unitConverter/unit/BritishImperial.java b/src/main/java/org/unitConverter/unit/BritishImperial.java new file mode 100644 index 0000000..ea23cd1 --- /dev/null +++ b/src/main/java/org/unitConverter/unit/BritishImperial.java @@ -0,0 +1,116 @@ +/** + * Copyright (C) 2019 Adrien Hopkins + * + * This program is free software: you can redistribute it and/or modify + * it under the terms of the GNU Affero General Public License as published by + * the Free Software Foundation, either version 3 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU Affero General Public License for more details. + * + * You should have received a copy of the GNU Affero General Public License + * along with this program. If not, see <https://www.gnu.org/licenses/>. + */ +package org.unitConverter.unit; + +/** + * A static utility class that contains units in the British Imperial system. + * + * @author Adrien Hopkins + * @since 2019-10-21 + */ +public final class BritishImperial { + /** + * Imperial units that measure area + * + * @author Adrien Hopkins + * @since 2019-11-08 + */ + public static final class Area { + public static final LinearUnit SQUARE_FOOT = Length.FOOT.toExponent(2); + public static final LinearUnit SQUARE_YARD = Length.YARD.toExponent(2); + public static final LinearUnit SQUARE_MILE = Length.MILE.toExponent(2); + public static final LinearUnit PERCH = Length.ROD.times(Length.ROD); + public static final LinearUnit ROOD = Length.ROD.times(Length.FURLONG); + public static final LinearUnit ACRE = Length.FURLONG.times(Length.CHAIN); + } + + /** + * Imperial units that measure length + * + * @author Adrien Hopkins + * @since 2019-10-28 + */ + public static final class Length { + /** + * According to the International Yard and Pound of 1959, a yard is defined as exactly 0.9144 metres. + */ + public static final LinearUnit YARD = SI.METRE.times(0.9144); + public static final LinearUnit FOOT = YARD.dividedBy(3); + public static final LinearUnit INCH = FOOT.dividedBy(12); + public static final LinearUnit THOU = INCH.dividedBy(1000); + public static final LinearUnit CHAIN = YARD.times(22); + public static final LinearUnit FURLONG = CHAIN.times(10); + public static final LinearUnit MILE = FURLONG.times(8); + public static final LinearUnit LEAGUE = MILE.times(3); + + public static final LinearUnit NAUTICAL_MILE = SI.METRE.times(1852); + public static final LinearUnit CABLE = NAUTICAL_MILE.dividedBy(10); + public static final LinearUnit FATHOM = CABLE.dividedBy(100); + + public static final LinearUnit ROD = YARD.times(5.5); + public static final LinearUnit LINK = ROD.dividedBy(25); + } + + /** + * British Imperial units that measure mass. + * + * @author Adrien Hopkins + * @since 2019-11-08 + */ + public static final class Mass { + public static final LinearUnit POUND = SI.GRAM.times(453.59237); + public static final LinearUnit OUNCE = POUND.dividedBy(16); + public static final LinearUnit DRACHM = POUND.dividedBy(256); + public static final LinearUnit GRAIN = POUND.dividedBy(7000); + public static final LinearUnit STONE = POUND.times(14); + public static final LinearUnit QUARTER = STONE.times(2); + public static final LinearUnit HUNDREDWEIGHT = QUARTER.times(4); + public static final LinearUnit LONG_TON = HUNDREDWEIGHT.times(20); + public static final LinearUnit SLUG = SI.KILOGRAM.times(14.59390294); + } + + /** + * British Imperial units that measure volume + * + * @author Adrien Hopkins + * @since 2019-11-08 + */ + public static final class Volume { + public static final LinearUnit FLUID_OUNCE = SI.LITRE.withPrefix(SI.MILLI).times(28.4130625); + public static final LinearUnit GILL = FLUID_OUNCE.times(5); + public static final LinearUnit PINT = FLUID_OUNCE.times(20); + public static final LinearUnit QUART = PINT.times(2); + public static final LinearUnit GALLON = QUART.times(4); + public static final LinearUnit PECK = GALLON.times(2); + public static final LinearUnit BUSHEL = PECK.times(4); + + public static final LinearUnit CUBIC_INCH = Length.INCH.toExponent(3); + public static final LinearUnit CUBIC_FOOT = Length.FOOT.toExponent(3); + public static final LinearUnit CUBIC_YARD = Length.YARD.toExponent(3); + public static final LinearUnit ACRE_FOOT = Area.ACRE.times(Length.FOOT); + } + + public static final LinearUnit OUNCE_FORCE = Mass.OUNCE.times(SI.Constants.EARTH_GRAVITY); + public static final LinearUnit POUND_FORCE = Mass.POUND.times(SI.Constants.EARTH_GRAVITY); + + public static final LinearUnit BRITISH_THERMAL_UNIT = SI.JOULE.times(1055.06); + public static final LinearUnit CALORIE = SI.JOULE.times(4.184); + public static final LinearUnit KILOCALORIE = SI.JOULE.times(4184); + + public static final Unit FAHRENHEIT = Unit.fromConversionFunctions(SI.KELVIN.getBase(), + tempK -> tempK * 1.8 - 459.67, tempF -> (tempF + 459.67) / 1.8); +} |