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convert.py
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convert.py
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# Copyright (C) 2012 Cristhofer Travieso <cristhofert97@gmail.com>
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU 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 General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
from gettext import gettext as _
import math
length = {
# TRANS: https://en.wikipedia.org/wiki/Metre
_('Meters (m)'): (1, 1), # SI UNIT
# TRANS: https://en.wikipedia.org/wiki/Kilometre
_('Kilometers (km)'): (1000, 0.001),
# TRANS: https://en.wikipedia.org/wiki/Centimetre
_('Centimeter (cm)'): (0.01, 100),
# TRANS: https://en.wikipedia.org/wiki/Cable_length
_('Cables'): (185.0, 0.00540540540541),
# TRANS: https://en.wikipedia.org/wiki/Mile
_('Miles'): (1609.344, 0.000621371192237),
# TRANS: https://en.wikipedia.org/wiki/Millimetre
_('Millimeters (mm)'): (0.001, 1000),
# TRANS: https://en.wikipedia.org/wiki/Decimetre
_('Decimeter (dm)'): (0.1, 10),
# TRANS: https://en.wikipedia.org/wiki/Decametre
_('Decameter'): (10, 0.1),
# TRANS: https://en.wikipedia.org/wiki/Hectometre
_('Hectometers (hm)'): (100, 0.01),
# TRANS: https://en.wikipedia.org/wiki/Chain_(unit)
_('Chains'): (20.1, 0.0497512437811),
# TRANS: https://en.wikipedia.org/wiki/Ell
_('Ell'): (1.14, 0.877192982456),
# TRANS: https://en.wikipedia.org/wiki/Em_(typography)
_('Ems (Pica)'): (0.00422, 236.966824645),
# TRANS: https://en.wikipedia.org/wiki/Fathom
_('Fathoms'): (1.83, 0.546448087432),
# TRANS: https://en.wikipedia.org/wiki/Foot_(unit)
_('feet'): (0.3048, 3.280839895013123),
# TRANS: https://en.wikipedia.org/wiki/Furlong
_('Furlongs'): (201.0, 0.00497512437811),
# TRANS: https://en.wikipedia.org/wiki/Inch
_('Inches (in)'): (0.0254, 39.3700787402),
# TRANS: https://en.wikipedia.org/wiki/Micrometre
_('Micrometers'): (0.000001, 1000000.0),
# TRANS: https://en.wikipedia.org/wiki/Scandinavian_mile
_('Scandinavian mile'): (10000, 0.0001),
# TRANS: https://en.wikipedia.org/wiki/Yard
_('Yards'): (0.914, 1.09409190372),
}
area = {
# TRANS: https://en.wikipedia.org/wiki/Metre
_('Square Meter'): (1, 1, 2), # SI UNIT
_('Square feet'): (0.092903, 10.763915051182416, 2),
# TRANS: https://en.wikipedia.org/wiki/Yard
_('Square Yard'): (0.836127, 1.1959905612424908, 2),
# TRANS: https://en.wikipedia.org/wiki/Inch
_('Square Inch'): (0.00064516, 1550.0031000062002, 2),
# TRANS: https://en.wikipedia.org/wiki/Kilometre
_('Square Kilometer'): (1000000, 0.000001, 2),
# TRANS: https://en.wikipedia.org/wiki/Mile
_('Square Mile'): (2589990, 3.8610187684122333e-7, 2),
# TRANS: https://en.wikipedia.org/wiki/Centimetre
_('Square Centimeter'): (0.0001, 10000, 2),
# TRANS: https://en.wikipedia.org/wiki/Millimetre
_('Square Millimeter'): (0.000001, 1000000, 2),
# TRANS: https://en.wikipedia.org/wiki/Micrometre
_('Square Micrometer'): (1e-12, 1000000000000, 2),
# TRANS: https://en.wikipedia.org/wiki/Acre
_('Acre'): (4046.86, 0.00024710516301527604),
}
volume = {
_('Cubic Meter'): (1, 1, 3), # SI UNIT
_('Cubic feet'): (0.0283168, 35.31472482766414, 3),
_('Cubic Yard'): (0.764555, 1.307950376362721, 3),
_('Cubic Inch'): (0.0000163871, 61023.61003472243, 3),
_('Cubic Kilometer'): (1000000000, 1e-9, 3),
_('Cubic Mile'): (4168180000, 2.399128636479231e-10, 3),
_('Cubic Centimeter'): (0.000001, 1000000, 3),
_('Cubic Millimeter'): (1e-9, 999999999.9999999, 3),
# TRANS: https://en.wikipedia.org/wiki/Litre
_('Liter'): (0.001, 1000),
# TRANS: https://en.wikipedia.org/wiki/Litre
_('Milliliter'): (0.000001, 1000000), # Its only mililitre not cube.
# TRANS: https://en.wikipedia.org/wiki/Pint
_('Pint'): (0.000473176, 2113.378531455526),
# TRANS: https://en.wikipedia.org/wiki/Quart
_('Quart'): (0.000946353, 1056.6881491367385),
# TRANS: https://en.wikipedia.org/wiki/Gallon
_('Gallon'): (0.00378541, 264.172176857989),
}
weight = {
# TRANS: https://en.wikipedia.org/wiki/Gram
_('Gram'): (1, 1),
# TRANS: https://en.wikipedia.org/wiki/Kilogram
_('Kilogram'): (1000, 0.001), # SI UNIT
# TRANS: https://en.wikipedia.org/wiki/Kilogram#SI_multiples
_('Milligram'): (0.001, 1000.0000000000001),
# TRANS: https://en.wikipedia.org/wiki/Ton
_('Ton'): (1000000, 0.000001),
# TRANS: https://en.wikipedia.org/wiki/Pound_(mass)
_('Pound'): (453.592, 0.0022046244201837776),
# TRANS: https://en.wikipedia.org/wiki/Ounce
_('Ounce'): (28.3495, 0.03527399072294044),
# TRANS: https://en.wikipedia.org/wiki/Carat_(mass)
_('Carat'): (0.2, 5),
}
speed = {
# TRANS: https://en.wikipedia.org/wiki/Kilometres_per_hour
_('Kilometers/Hour'): (1, 1),
_('Centimeters/Minute'): (0.000679856115108, 1470.8994709),
_('Centimeters/Second'): (0.0359712230216, 27.8),
_('feet/Hour'): (0.000304676258993, 3282.17237308),
_('Feet/Minute'): (0.018273381295, 54.7244094488),
# TRANS: https://en.wikipedia.org/wiki/Foot_per_second
_('Feet/Second'): (1.09712230216, 0.911475409836),
# TRANS: https://en.wikipedia.org/wiki/Inch_per_second
_('Inches/Second'): (0.0913669064748, 10.9448818898),
_('Kilometers/Second'): (3597.12230216, 0.000278),
# TRANS: https://en.wikipedia.org/wiki/Knot_(unit)
_('Knots'): (1.84892086331, 0.540856031128),
# TRANS: https://en.wikipedia.org/wiki/Mach_number
_('Mach'): (1194.24460432, 0.00083734939759),
# TRANS: https://en.wikipedia.org/wiki/Metre_per_second
_('Meters/Second'): (3.59712230216, 0.278), # SI UNIT
}
time = {
# TRANS: https://en.wikipedia.org/wiki/Day
_('Day'): (1, 1),
# TRANS: https://en.wikipedia.org/wiki/Week
_('Week'): (7, 0.14285714285714285),
# TRANS: https://en.wikipedia.org/wiki/Month
_('Month'): (30.4375, 0.03285420944558522),
# TRANS: https://en.wikipedia.org/wiki/Year
_('Year'): (365.25, 0.0027378507871321013),
# TRANS: https://en.wikipedia.org/wiki/Hour
_('Hour'): (0.041666666666666664, 24),
# TRANS: https://en.wikipedia.org/wiki/Minute
_('Minute'): (0.0006944444444444445, 1440),
# TRANS: https://en.wikipedia.org/wiki/Second
_('Second'): (0.000011574074074074073, 86400), # SI UNIT
# TRANS: https://en.wikipedia.org/wiki/Millisecond
_('Millisecond'): (1.1574074074074074e-8, 86400000),
# TRANS: https://en.wikipedia.org/wiki/Microsecond
_('Microsecond'): (1.1574074074074074e-11, 86400000000),
# TRANS: https://en.wikipedia.org/wiki/Nanosecond
_('Nanosecond'): (1.1574074074074075e-14, 86400000000000),
# TRANS: https://en.wikipedia.org/wiki/Picosecond
_('Picosecond'): (1.1574074074074074e-17, 86400000000000000),
}
temp = {
# TRANS: https://en.wikipedia.org/wiki/Celsius
_('Celsius'): (1, 1),
# TRANS: https://en.wikipedia.org/wiki/Kelvin
_('Kelvin'): (274.15, -272.15), # SI UNIT
# TRANS: https://en.wikipedia.org/wiki/Fahrenheit
_('Fahrenheit'): (-17.22222222222222, 33.8),
}
circle = {
_('Degrees'): (1, 1),
_('Radians'): (0.0174533, 57.2958),
}
pressure = {
_('Pascal (Pa)'): (1, 1), # SI unit
_('Bar'): (100000, 1e-5),
_('Atmosphere (atm)'): (101325, 9.869232667e-6),
_('Torr'): (133.322, 7.500637554192e-3),
_('Pounds per square inch (psi)'): (6894.76, 1.45037680789e-4),
}
force = {
_('Newton (N)'): (1, 1), # SI UNIT
_('Dyne (dyn)'): (1e-5, 100000),
_('Poundal (pdl)'): (0.138255028, 7.233009999462732),
_('Kilogram-force (kp)'): (9.80665, 0.101971621297793),
}
energy = {
_('Joules (J)'): (1, 1), # SI unit
_('KiloJoule (KJ)'): (1000, 1e-3),
_('Calories (cal)'): (4.184, 0.239005736137667),
_('KiloCalories (KCal)'): (4184, 0.000239005736138),
_('Watt hour'): (3600, 2.7777777777e-4),
_('Electronvolt (eV)'): (1.6022e-19, 6.242e18),
}
storage = {
_('Byte'): (1, 1), # SI UNIT
_('Bit'): (0.125, 8),
_('Kilobyte (KB)'): (1e3, 1e-3),
_('Megabyte (MB)'): (1e6, 1e-6),
_('Gigabyte (GB)'): (1e9, 1e-9),
_('Terabyte (TB)'): (1e12, 1e-12),
_('Petabyte (PB)'): (1e15, 1e-15),
}
dimensions = [
'length',
'area',
'volume',
'weight',
'speed',
'time',
'temperature',
'pressure',
'circle',
'force',
'energy',
'storage',
]
dimension_tooltips = {
# TRANS: https://en.wikipedia.org/wiki/Length
'length': _('Length'),
# TRANS: https://en.wikipedia.org/wiki/Area
'area': _('Area'),
# TRANS: https://en.wikipedia.org/wiki/Volume
'volume': _('Volume'),
# TRANS: https://en.wikipedia.org/wiki/Weight
'weight': _('Weight'),
# TRANS: https://en.wikipedia.org/wiki/Speed
'speed': _('Speed'),
# TRANS: https://en.wikipedia.org/wiki/Time
'time': _('Time'),
# TRANS: https://en.wikipedia.org/wiki/Temperature
'temperature': _('Temperature'),
# Circle
'circle': _('Angles of Circles'),
# Pressure
'pressure': _('Pressure'),
# Force
'force': _('Force'),
# Energy
'energy': _('Energy'),
# Digital Storage
'storage': _('Digital Storage'),
}
dimension_units = {
'length': length,
'area': area,
'volume': volume,
'weight': weight,
'speed': speed,
'time': time,
'temperature': temp,
'pressure': pressure,
'circle': circle,
'force': force,
'energy': energy,
'storage': storage
}
dimension_default_unit = {
'length': _('Meters (m)'),
'area': _('Square Meter'),
'volume': _('Cubic Meter'),
'weight': _('Kilogram'),
'speed': _('Meters/Second'),
'time': _('Second'),
'temperature': _('Kelvin'),
'pressure': _('Pascal (Pa)'),
'circle': _('Radians'),
'force': _('Newton (N)'),
'energy': _('Joules (J)'),
'storage': _('Byte'),
}
def convert(number, unit, to_unit, dic):
if dic == temp:
if unit == to_unit:
return number
elif unit == 'Celsius' and to_unit == 'Kelvin':
return number + 273.15
elif unit == 'Kelvin' and to_unit == 'Celsius':
return number - 273.15
elif unit == 'Celsius' and to_unit == 'Fahrenheit':
return 1.8 * number + 32
elif unit == 'Fahrenheit' and to_unit == 'Celsius':
return (number - 32) / 1.8
elif unit == 'Kelvin' and to_unit == 'Fahrenheit':
return 9 / 5 * number - 459.67
elif unit == 'Fahrenheit' and to_unit == 'Kelvin':
return (number + 459.67) / 1.8
else:
pass
elif dic == circle:
if unit == to_unit:
return number
elif unit == 'Radians':
return math.degrees(number)
elif unit == 'Degrees':
return math.radians(number)
else:
pass
else:
if unit == to_unit:
return number
else:
main_unit = number * dic[unit][0]
return main_unit * dic[to_unit][1]