1/*
2 * Copyright (C) 2007-2009 Petri Damstén <damu@iki.fi>
3 *
4 * This program is free software; you can redistribute it and/or modify
5 * it under the terms of the GNU Library General Public License as
6 * published by the Free Software Foundation; either version 2, or
7 * (at your option) any later version.
8 *
9 * This program is distributed in the hope that it will be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 * GNU General Public License for more details
13 *
14 * You should have received a copy of the GNU Library General Public
15 * License along with this program; if not, write to the
16 * Free Software Foundation, Inc.,
17 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
18 */
19
20#include "temperature.h"
21#include "converter.h"
22#include <klocale.h>
23
24using namespace KUnitConversion;
25
26class CelsiusConv : public Complex
27{
28 double toDefault(double value) const { return value + 273.15; };
29 double fromDefault(double value) const { return value - 273.15; };
30};
31
32class FahrenheitConv : public Complex
33{
34 double toDefault(double value) const { return (value + 459.67) * 5.0 / 9.0; };
35 double fromDefault(double value) const { return (value * 9.0 / 5.0) - 459.67; };
36};
37
38class DelisleConv : public Complex
39{
40 double toDefault(double value) const { return 373.15 - (value * 2.0 / 3.0); };
41 double fromDefault(double value) const { return (373.15 - value) * 3.0 / 2.0; };
42};
43
44class NewtonConv : public Complex
45{
46 double toDefault(double value) const { return (value * 100.0 / 33.0) + 273.15; };
47 double fromDefault(double value) const { return (value - 273.15) * 33.0 / 100.0; };
48};
49
50class ReaumurConv : public Complex
51{
52 double toDefault(double value) const { return (value * 5.0 / 4.0) + 273.15; };
53 double fromDefault(double value) const { return (value - 273.15) * 4.0 / 5.0; };
54};
55
56class RomerConv : public Complex
57{
58 double toDefault(double value) const { return (value - 7.5) * 40.0 / 21.0 + 273.15; };
59 double fromDefault(double value) const { return (value - 273.15) * 21.0 / 40.0 + 7.5; };
60};
61
62
63Temperature::Temperature() : UnitCategory(TemperatureCategory)
64{
65 setName(i18n("Temperature"));
66 setSymbolStringFormat(ki18nc("%1 value, %2 unit symbol (temperature)", "%1 %2"));
67
68 setDefaultUnit(UP(Kelvin, 1,
69 i18nc("temperature unit symbol", "K"),
70 i18nc("unit description in lists", "kelvins"),
71 i18nc("unit synonyms for matching user input", "kelvin;kelvins;K"),
72 ki18nc("amount in units (real)", "%1 kelvins"),
73 ki18ncp("amount in units (integer)", "%1 kelvin", "%1 kelvins")
74 ));
75 U(Celsius, new CelsiusConv(),
76 i18nc("temperature unit symbol", "°C"),
77 i18nc("unit description in lists", "Celsius"),
78 i18nc("unit synonyms for matching user input", "Celsius;°C;C"),
79 ki18nc("amount in units (real)", "%1 degrees Celsius"),
80 ki18ncp("amount in units (integer)", "%1 degree Celsius", "%1 degrees Celsius")
81 );
82 U(Fahrenheit, new FahrenheitConv(),
83 i18nc("temperature unit symbol", "°F"),
84 i18nc("unit description in lists", "Fahrenheit"),
85 i18nc("unit synonyms for matching user input", "Fahrenheit;°F;F"),
86 ki18nc("amount in units (real)", "%1 degrees Fahrenheit"),
87 ki18ncp("amount in units (integer)", "%1 degree Fahrenheit", "%1 degrees Fahrenheit")
88 );
89 U(Rankine, 0.555556,
90 i18nc("temperature unit symbol", "R"),
91 i18nc("unit description in lists", "Rankine"),
92 i18nc("unit synonyms for matching user input", "Rankine;°R;R;Ra"),
93 ki18nc("amount in units (real)", "%1 Rankine"),
94 ki18ncp("amount in units (integer)", "%1 Rankine", "%1 Rankine")
95 );
96 U(Delisle, new DelisleConv(),
97 i18nc("temperature unit symbol", "°De"),
98 i18nc("unit description in lists", "Delisle"),
99 i18nc("unit synonyms for matching user input", "Delisle;°De;De"),
100 ki18nc("amount in units (real)", "%1 degrees Delisle"),
101 ki18ncp("amount in units (integer)", "%1 degree Delisle", "%1 degrees Delisle")
102 );
103 U(TemperatureNewton, new NewtonConv(),
104 i18nc("temperature unit symbol", "°N"),
105 i18nc("unit description in lists", "Newton"),
106 i18nc("unit synonyms for matching user input", "Newton;°N;N"),
107 ki18nc("amount in units (real)", "%1 degrees Newton"),
108 ki18ncp("amount in units (integer)", "%1 degree Newton", "%1 degrees Newton")
109 );
110 U(Reaumur, new ReaumurConv(),
111 i18nc("temperature unit symbol", "°Ré"),
112 i18nc("unit description in lists", "Réaumur"),
113 i18nc("unit synonyms for matching user input", "Réaumur;°Ré;Ré;Reaumur;°Re;Re"),
114 ki18nc("amount in units (real)", "%1 degrees Réaumur"),
115 ki18ncp("amount in units (integer)", "%1 degree Réaumur", "%1 degrees Réaumur")
116 );
117 U(Romer, new RomerConv(),
118 i18nc("temperature unit symbol", "°Rø"),
119 i18nc("unit description in lists", "Rømer"),
120 i18nc("unit synonyms for matching user input", "Rømer;°Rø;Rø;Romer;°Ro;Ro"),
121 ki18nc("amount in units (real)", "%1 degrees Rømer"),
122 ki18ncp("amount in units (integer)", "%1 degree Rømer", "%1 degrees Rømer")
123 );
124
125 setMostCommonUnits(QList<int>() << Kelvin << Celsius << Fahrenheit);
126}
127