1 /****************************************************************************
3 ** Copyright (C) 2012 Nokia Corporation and/or its subsidiary(-ies).
4 ** Contact: http://www.qt-project.org/
6 ** This file is part of the QtXmlPatterns module of the Qt Toolkit.
8 ** $QT_BEGIN_LICENSE:LGPL$
9 ** GNU Lesser General Public License Usage
10 ** This file may be used under the terms of the GNU Lesser General Public
11 ** License version 2.1 as published by the Free Software Foundation and
12 ** appearing in the file LICENSE.LGPL included in the packaging of this
13 ** file. Please review the following information to ensure the GNU Lesser
14 ** General Public License version 2.1 requirements will be met:
15 ** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
17 ** In addition, as a special exception, Nokia gives you certain additional
18 ** rights. These rights are described in the Nokia Qt LGPL Exception
19 ** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
21 ** GNU General Public License Usage
22 ** Alternatively, this file may be used under the terms of the GNU General
23 ** Public License version 3.0 as published by the Free Software Foundation
24 ** and appearing in the file LICENSE.GPL included in the packaging of this
25 ** file. Please review the following information to ensure the GNU General
26 ** Public License version 3.0 requirements will be met:
27 ** http://www.gnu.org/copyleft/gpl.html.
30 ** Alternatively, this file may be used in accordance with the terms and
31 ** conditions contained in a signed written agreement between you and Nokia.
40 ****************************************************************************/
46 // This file is not part of the Qt API. It exists purely as an
47 // implementation detail. This header file may change from version to
48 // version without notice, or even be removed.
52 #ifndef Patternist_NumericFNs_H
53 #define Patternist_NumericFNs_H
55 #include <private/qaggregator_p.h>
59 * @short Contains classes implementing the functions found in
60 * <a href="http://www.w3.org/TR/xpath-functions/#numeric-value-functions">XQuery 1.0 and
61 * XPath 2.0 Functions and Operators, 6.4 Functions on Numeric Values</a>.
63 * @ingroup Patternist_functions
74 * @short Implements the function <tt>fn:floor()</tt>.
76 * @ingroup Patternist_functions
77 * @author Frans Englich <frans.englich@nokia.com>
79 class FloorFN : public Aggregator
82 virtual Item evaluateSingleton(const DynamicContext::Ptr &context) const;
86 * @short Implements the function <tt>fn:abs()</tt>.
88 * @ingroup Patternist_functions
89 * @author Frans Englich <frans.englich@nokia.com>
91 class AbsFN : public Aggregator
94 virtual Item evaluateSingleton(const DynamicContext::Ptr &context) const;
98 * @short Implements the function <tt>fn:round()</tt>.
100 * @ingroup Patternist_functions
101 * @author Frans Englich <frans.englich@nokia.com>
103 class RoundFN : public Aggregator
106 virtual Item evaluateSingleton(const DynamicContext::Ptr &context) const;
110 * @short Implements the function <tt>fn:ceiling()</tt>.
112 * @ingroup Patternist_functions
113 * @author Frans Englich <frans.englich@nokia.com>
115 class CeilingFN : public Aggregator
118 virtual Item evaluateSingleton(const DynamicContext::Ptr &context) const;
122 * @short Implements the function <tt>fn:round-half-to-even()</tt>.
124 * @see <a href="http://www.w3.org/TR/xpath-functions/#func-round-half-to-even">XQuery 1.0
125 * and XPath 2.0 Functions and Operators, 6.4.5 fn:round-half-to-even</a>
126 * @ingroup Patternist_functions
127 * @author Frans Englich <frans.englich@nokia.com>
129 class RoundHalfToEvenFN : public Aggregator
132 virtual Item evaluateSingleton(const DynamicContext::Ptr &context) const;