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39
40//
41// W A R N I N G
42// -------------
43//
44// This file is not part of the Qt API. It exists purely as an
45// implementation detail. This header file may change from version to
46// version without notice, or even be removed.
47//
48// We mean it.
49
50#ifndef Patternist_NumericFNs_H
51#define Patternist_NumericFNs_H
52
53#include <private/qaggregator_p.h>
54
55/**
56 * @file
57 * @short Contains classes implementing the functions found in
58 * <a href="http://www.w3.org/TR/xpath-functions/#numeric-value-functions">XQuery 1.0 and
59 * XPath 2.0 Functions and Operators, 6.4 Functions on Numeric Values</a>.
60 *
61 * @ingroup Patternist_functions
62 */
63
64QT_BEGIN_NAMESPACE
65
66namespace QPatternist
67{
68
69 /**
70 * @short Implements the function <tt>fn:floor()</tt>.
71 *
72 * @ingroup Patternist_functions
73 * @author Frans Englich <frans.englich@nokia.com>
74 */
75 class FloorFN : public Aggregator
76 {
77 public:
78 virtual Item evaluateSingleton(const DynamicContext::Ptr &context) const;
79 };
80
81 /**
82 * @short Implements the function <tt>fn:abs()</tt>.
83 *
84 * @ingroup Patternist_functions
85 * @author Frans Englich <frans.englich@nokia.com>
86 */
87 class AbsFN : public Aggregator
88 {
89 public:
90 virtual Item evaluateSingleton(const DynamicContext::Ptr &context) const;
91 };
92
93 /**
94 * @short Implements the function <tt>fn:round()</tt>.
95 *
96 * @ingroup Patternist_functions
97 * @author Frans Englich <frans.englich@nokia.com>
98 */
99 class RoundFN : public Aggregator
100 {
101 public:
102 virtual Item evaluateSingleton(const DynamicContext::Ptr &context) const;
103 };
104
105 /**
106 * @short Implements the function <tt>fn:ceiling()</tt>.
107 *
108 * @ingroup Patternist_functions
109 * @author Frans Englich <frans.englich@nokia.com>
110 */
111 class CeilingFN : public Aggregator
112 {
113 public:
114 virtual Item evaluateSingleton(const DynamicContext::Ptr &context) const;
115 };
116
117 /**
118 * @short Implements the function <tt>fn:round-half-to-even()</tt>.
119 *
120 * @see <a href="http://www.w3.org/TR/xpath-functions/#func-round-half-to-even">XQuery 1.0
121 * and XPath 2.0 Functions and Operators, 6.4.5 fn:round-half-to-even</a>
122 * @ingroup Patternist_functions
123 * @author Frans Englich <frans.englich@nokia.com>
124 */
125 class RoundHalfToEvenFN : public Aggregator
126 {
127 public:
128 virtual Item evaluateSingleton(const DynamicContext::Ptr &context) const;
129 };
130}
131
132QT_END_NAMESPACE
133
134#endif
135

source code of qtxmlpatterns/src/xmlpatterns/functions/qnumericfns_p.h