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 | #ifndef KUNITCONVERSION_VALUE_H |
21 | #define KUNITCONVERSION_VALUE_H |
22 | |
23 | #include <QtCore/QString> |
24 | #include "unit.h" |
25 | #include "kunitconversion_export.h" |
26 | |
27 | class QVariant; |
28 | |
29 | namespace KUnitConversion |
30 | { |
31 | |
32 | class KUNITCONVERSION_EXPORT Value |
33 | { |
34 | public: |
35 | Value(); |
36 | Value(double n, UnitPtr u); |
37 | Value(double n, const QString& u); |
38 | Value(double n, int u); |
39 | Value(const QVariant& n, const QString& u); |
40 | ~Value(); |
41 | |
42 | /** |
43 | * Check if value is valid. |
44 | * |
45 | * @return True if value is valid |
46 | **/ |
47 | bool isValid() const; |
48 | |
49 | /** |
50 | * Convert value to a string |
51 | * @param fieldWidth width of the formatted field, padded by spaces. |
52 | * Positive value aligns right, negative aligns left |
53 | * @param format type of floating point formating, like in QString::arg |
54 | * @param precision number of digits after the decimal separator |
55 | * @param fillChar the character used to fill up the empty places when |
56 | * field width is greater than argument width |
57 | * @return value as a string |
58 | **/ |
59 | QString toString(int fieldWidth = 0, char format = |
60 | const QChar& fillChar = QLatin1Char( |
61 | |
62 | /** |
63 | * Convert value to a string with symbol |
64 | * @param fieldWidth width of the formatted field, padded by spaces. |
65 | * Positive value aligns right, negative aligns left |
66 | * @param format type of floating point formating, like in QString::arg |
67 | * @param precision number of digits after the decimal separator |
68 | * @param fillChar the character used to fill up the empty places when |
69 | * field width is greater than argument width |
70 | * @return value as a string |
71 | **/ |
72 | QString toSymbolString(int fieldWidth = 0, char format = |
73 | const QChar& fillChar = QLatin1Char( |
74 | |
75 | /** |
76 | * Number part of the value |
77 | **/ |
78 | double number() const; |
79 | |
80 | /** |
81 | * rounds value to decimal count |
82 | * @param decimals decimal count. |
83 | **/ |
84 | Value& round(uint decimals); |
85 | |
86 | /** |
87 | * Unit part of the value |
88 | **/ |
89 | UnitPtr unit() const; |
90 | |
91 | /** |
92 | * convert to another unit |
93 | **/ |
94 | Value convertTo(UnitPtr unit) const; |
95 | |
96 | /** |
97 | * convert to another unit |
98 | **/ |
99 | Value convertTo(int unit) const; |
100 | |
101 | /** |
102 | * convert to another unit |
103 | **/ |
104 | Value convertTo(const QString& unit) const; |
105 | |
106 | Value& operator=(const Value&); |
107 | |
108 | private: |
109 | class Private; |
110 | Private* const d; |
111 | }; |
112 | |
113 | } // KUnitConversion namespace |
114 | |
115 | #endif |
116 |