1 | /* This file is part of the KDE project |
2 | Copyright 2004 Tomas Mecir <mecirt@gmail.com> |
3 | |
4 | This library is free software; you can redistribute it and/or |
5 | modify it under the terms of the GNU Library General Public |
6 | License as published by the Free Software Foundation; either |
7 | version 2 of the License, or (at your option) any later version. |
8 | |
9 | This library 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 GNU |
12 | Library General Public License for more details. |
13 | |
14 | You should have received a copy of the GNU Library General Public License |
15 | along with this library; see the file COPYING.LIB. If not, write to |
16 | the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, |
17 | Boston, MA 02110-1301, USA. |
18 | */ |
19 | |
20 | #ifndef CALLIGRA_SHEETS_VALUE_CONVERTER |
21 | #define CALLIGRA_SHEETS_VALUE_CONVERTER |
22 | |
23 | #include "Value.h" |
24 | |
25 | namespace Calligra |
26 | { |
27 | namespace Sheets |
28 | { |
29 | class CalculationSettings; |
30 | class ValueParser; |
31 | |
32 | /** |
33 | * \ingroup Value |
34 | * Converts between the different Value types. |
35 | */ |
36 | class CALLIGRA_SHEETS_ODF_EXPORT ValueConverter |
37 | { |
38 | public: |
39 | /** |
40 | * Constructor. |
41 | */ |
42 | explicit ValueConverter(const ValueParser* parser); |
43 | |
44 | /** |
45 | * Returns the calculation settings this ValueFormatter uses. |
46 | */ |
47 | const CalculationSettings* settings() const; |
48 | |
49 | /** |
50 | * Converts \p value to a Value of boolean type. |
51 | */ |
52 | Value asBoolean(const Value& value, bool *ok = 0) const; |
53 | |
54 | /** |
55 | * Converts \p value to a Value of integer type. |
56 | */ |
57 | Value asInteger(const Value& value, bool *ok = 0) const; |
58 | |
59 | /** |
60 | * Converts \p value to a Value of floating point type. |
61 | */ |
62 | Value asFloat(const Value& value, bool* ok = 0) const; |
63 | |
64 | /** |
65 | * Converts \p value to a Value of complex number type. |
66 | */ |
67 | Value asComplex(const Value& value, bool *ok = 0) const; |
68 | |
69 | /** |
70 | * Converts \p value to a Value of number type, i.e. Values of integer and |
71 | * complex number type stay as they are; all others are converted to the |
72 | * floating point type. |
73 | */ |
74 | Value asNumeric(const Value& value, bool *ok = 0) const; |
75 | |
76 | /** |
77 | * Converts \p value to a Value of string type. |
78 | */ |
79 | Value asString(const Value& value) const; |
80 | |
81 | /** |
82 | * Converts \p value to a Value of date/time type. |
83 | */ |
84 | Value asDateTime(const Value& value, bool *ok = 0) const; |
85 | |
86 | /** |
87 | * Converts \p value to a Value of date type. |
88 | */ |
89 | Value asDate(const Value& value, bool *ok = 0) const; |
90 | |
91 | /** |
92 | * Converts \p value to a Value of time type. |
93 | */ |
94 | Value asTime(const Value& value, bool *ok = 0) const; |
95 | |
96 | |
97 | bool toBoolean(const Value& value) const; |
98 | int toInteger(const Value& value) const; |
99 | Number toFloat(const Value& value) const; |
100 | complex<Number> toComplex(const Value& value) const; |
101 | QString toString(const Value& value) const; |
102 | QDateTime toDateTime(const Value& value) const; |
103 | QDate toDate(const Value& value) const; |
104 | QTime toTime(const Value& value) const; |
105 | |
106 | private: |
107 | const ValueParser* m_parser; |
108 | }; |
109 | |
110 | } // namespace Sheets |
111 | } // namespace Calligra |
112 | |
113 | #endif //CALLIGRA_SHEETS_VALUE_CONVERTER |
114 | |