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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_AbstractFloatCasters_H
51#define Patternist_AbstractFloatCasters_H
52
53#include <private/qabstractfloat_p.h>
54#include <private/qatomiccaster_p.h>
55#include <private/qschemanumeric_p.h>
56
57/**
58 * @file
59 * @short Contains classes sub-classing AtomicCaster and which
60 * are responsible of casting an atomic value to AbstractFloat.
61 */
62
63QT_BEGIN_NAMESPACE
64
65namespace QPatternist
66{
67
68 /**
69 * @short Casts a @c numeric value, such as @c xs:integer or @c xs:float, to @c xs:double or xs:float.
70 *
71 * castFrom() uses Numeric::toDouble() for doing the actual casting.
72 *
73 * @ingroup Patternist_xdm
74 * @author Vincent Ricard <magic@magicninja.org>
75 */
76 template <const bool isDouble>
77 class NumericToAbstractFloatCaster : public AtomicCaster
78 {
79 public:
80 virtual Item castFrom(const Item &from,
81 const QExplicitlySharedDataPointer<DynamicContext> &context) const;
82 };
83
84 /**
85 * @short Casts a string value, @c xs:string or @c xs:untypedAtomic, to @c xs:double or xs:float.
86 *
87 * @ingroup Patternist_xdm
88 * @author Vincent Ricard <magic@magicninja.org>
89 */
90 template <const bool isDouble>
91 class StringToAbstractFloatCaster : public AtomicCaster
92 {
93 public:
94 virtual Item castFrom(const Item &from,
95 const QExplicitlySharedDataPointer<DynamicContext> &context) const;
96 };
97
98 /**
99 * @short Casts a value of type @c xs:boolean to @c xs:double or xs:float.
100 *
101 * @ingroup Patternist_xdm
102 * @author Vincent Ricard <magic@magicninja.org>
103 */
104 template <const bool isDouble>
105 class BooleanToAbstractFloatCaster : public AtomicCaster
106 {
107 public:
108 virtual Item castFrom(const Item &from,
109 const QExplicitlySharedDataPointer<DynamicContext> &context) const;
110 };
111
112#include "qabstractfloatcasters_tpl_p.h"
113
114 /**
115 * @short Casts a @c numeric value, such as @c xs:integer or @c xs:float, to @c xs:double.
116 *
117 * castFrom() uses Numeric::toDouble() for doing the actual casting.
118 *
119 * @ingroup Patternist_xdm
120 * @author Frans Englich <frans.englich@nokia.com>
121 */
122 typedef NumericToAbstractFloatCaster<true> NumericToDoubleCaster;
123
124 /**
125 * @short Casts a @c numeric value, such as @c xs:double or @c xs:decimal, to @c xs:float.
126 *
127 * castFrom() uses Numeric::toFloat() for doing the actual casting.
128 *
129 * @ingroup Patternist_xdm
130 * @author Frans Englich <frans.englich@nokia.com>
131 */
132 typedef NumericToAbstractFloatCaster<false> NumericToFloatCaster;
133
134 /**
135 * @short Casts a string value, @c xs:string or @c xs:untypedAtomic, to @c xs:double.
136 *
137 * @ingroup Patternist_xdm
138 * @author Frans Englich <frans.englich@nokia.com>
139 */
140 typedef StringToAbstractFloatCaster<true> StringToDoubleCaster;
141
142 /**
143 * @short Casts a string value, @c xs:string or @c xs:untypedAtomic, to @c xs:float.
144 *
145 * @ingroup Patternist_xdm
146 * @author Frans Englich <frans.englich@nokia.com>
147 */
148 typedef StringToAbstractFloatCaster<false> StringToFloatCaster;
149
150 /**
151 * @short Casts a value of type @c xs:boolean to @c xs:double.
152 *
153 * @ingroup Patternist_xdm
154 * @author Frans Englich <frans.englich@nokia.com>
155 */
156 typedef BooleanToAbstractFloatCaster<true> BooleanToDoubleCaster;
157
158 /**
159 * @short Casts a value of type @c xs:boolean to @c xs:float.
160 *
161 * @ingroup Patternist_xdm
162 * @author Frans Englich <frans.englich@nokia.com>
163 */
164 typedef BooleanToAbstractFloatCaster<false> BooleanToFloatCaster;
165}
166
167QT_END_NAMESPACE
168
169#endif
170

source code of qtxmlpatterns/src/xmlpatterns/data/qabstractfloatcasters_p.h