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1 /**************************************************************************** |
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2 ** |
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3 ** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies). |
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4 ** All rights reserved. |
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5 ** Contact: Nokia Corporation (qt-info@nokia.com) |
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6 ** |
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7 ** This file is part of the QtXmlPatterns module of the Qt Toolkit. |
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8 ** |
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9 ** $QT_BEGIN_LICENSE:LGPL$ |
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10 ** No Commercial Usage |
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11 ** This file contains pre-release code and may not be distributed. |
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12 ** You may use this file in accordance with the terms and conditions |
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13 ** contained in the Technology Preview License Agreement accompanying |
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14 ** this package. |
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15 ** |
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16 ** GNU Lesser General Public License Usage |
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17 ** Alternatively, this file may be used under the terms of the GNU Lesser |
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18 ** General Public License version 2.1 as published by the Free Software |
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19 ** Foundation and appearing in the file LICENSE.LGPL included in the |
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20 ** packaging of this file. Please review the following information to |
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21 ** ensure the GNU Lesser General Public License version 2.1 requirements |
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22 ** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. |
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23 ** |
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24 ** In addition, as a special exception, Nokia gives you certain additional |
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25 ** rights. These rights are described in the Nokia Qt LGPL Exception |
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26 ** version 1.1, included in the file LGPL_EXCEPTION.txt in this package. |
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27 ** |
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28 ** If you have questions regarding the use of this file, please contact |
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29 ** Nokia at qt-info@nokia.com. |
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30 ** |
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31 ** |
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32 ** |
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33 ** |
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34 ** |
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35 ** |
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36 ** |
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37 ** |
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38 ** $QT_END_LICENSE$ |
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39 ** |
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40 ****************************************************************************/ |
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41 |
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42 // |
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43 // W A R N I N G |
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44 // ------------- |
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45 // |
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46 // This file is not part of the Qt API. It exists purely as an |
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47 // implementation detail. This header file may change from version to |
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48 // version without notice, or even be removed. |
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49 // |
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50 // We mean it. |
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51 |
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52 #ifndef Patternist_AbstractFloatCasters_H |
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53 #define Patternist_AbstractFloatCasters_H |
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54 |
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55 #include "qabstractfloat_p.h" |
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56 #include "qatomiccaster_p.h" |
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57 #include "qschemanumeric_p.h" |
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58 |
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59 /** |
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60 * @file |
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61 * @short Contains classes sub-classing AtomicCaster and which |
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62 * are responsible of casting an atomic value to AbstractFloat. |
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63 */ |
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64 |
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65 QT_BEGIN_HEADER |
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66 |
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67 QT_BEGIN_NAMESPACE |
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68 |
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69 namespace QPatternist |
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70 { |
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71 |
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72 /** |
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73 * @short Casts a @c numeric value, such as @c xs:integer or @c xs:float, to @c xs:double or xs:float. |
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74 * |
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75 * castFrom() uses Numeric::toDouble() for doing the actual casting. |
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76 * |
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77 * @ingroup Patternist_xdm |
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78 * @author Vincent Ricard <magic@magicninja.org> |
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79 */ |
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80 template <const bool isDouble> |
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81 class NumericToAbstractFloatCaster : public AtomicCaster |
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82 { |
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83 public: |
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84 virtual Item castFrom(const Item &from, |
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85 const QExplicitlySharedDataPointer<DynamicContext> &context) const; |
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86 }; |
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87 |
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88 /** |
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89 * @short Casts a string value, @c xs:string or @c xs:untypedAtomic, to @c xs:double or xs:float. |
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90 * |
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91 * @ingroup Patternist_xdm |
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92 * @author Vincent Ricard <magic@magicninja.org> |
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93 */ |
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94 template <const bool isDouble> |
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95 class StringToAbstractFloatCaster : public AtomicCaster |
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96 { |
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97 public: |
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98 virtual Item castFrom(const Item &from, |
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99 const QExplicitlySharedDataPointer<DynamicContext> &context) const; |
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100 }; |
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101 |
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102 /** |
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103 * @short Casts a value of type @c xs:boolean to @c xs:double or xs:float. |
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104 * |
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105 * @ingroup Patternist_xdm |
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106 * @author Vincent Ricard <magic@magicninja.org> |
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107 */ |
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108 template <const bool isDouble> |
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109 class BooleanToAbstractFloatCaster : public AtomicCaster |
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110 { |
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111 public: |
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112 virtual Item castFrom(const Item &from, |
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113 const QExplicitlySharedDataPointer<DynamicContext> &context) const; |
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114 }; |
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115 |
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116 #include "qabstractfloatcasters.cpp" |
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117 |
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118 /** |
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119 * @short Casts a @c numeric value, such as @c xs:integer or @c xs:float, to @c xs:double. |
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120 * |
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121 * castFrom() uses Numeric::toDouble() for doing the actual casting. |
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122 * |
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123 * @ingroup Patternist_xdm |
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124 * @author Frans Englich <frans.englich@nokia.com> |
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125 */ |
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126 typedef NumericToAbstractFloatCaster<true> NumericToDoubleCaster; |
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127 |
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128 /** |
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129 * @short Casts a @c numeric value, such as @c xs:double or @c xs:decimal, to @c xs:float. |
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130 * |
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131 * castFrom() uses Numeric::toFloat() for doing the actual casting. |
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132 * |
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133 * @ingroup Patternist_xdm |
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134 * @author Frans Englich <frans.englich@nokia.com> |
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135 */ |
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136 typedef NumericToAbstractFloatCaster<false> NumericToFloatCaster; |
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137 |
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138 /** |
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139 * @short Casts a string value, @c xs:string or @c xs:untypedAtomic, to @c xs:double. |
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140 * |
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141 * @ingroup Patternist_xdm |
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142 * @author Frans Englich <frans.englich@nokia.com> |
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143 */ |
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144 typedef StringToAbstractFloatCaster<true> StringToDoubleCaster; |
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145 |
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146 /** |
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147 * @short Casts a string value, @c xs:string or @c xs:untypedAtomic, to @c xs:float. |
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148 * |
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149 * @ingroup Patternist_xdm |
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150 * @author Frans Englich <frans.englich@nokia.com> |
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151 */ |
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152 typedef StringToAbstractFloatCaster<false> StringToFloatCaster; |
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153 |
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154 /** |
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155 * @short Casts a value of type @c xs:boolean to @c xs:double. |
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156 * |
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157 * @ingroup Patternist_xdm |
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158 * @author Frans Englich <frans.englich@nokia.com> |
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159 */ |
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160 typedef BooleanToAbstractFloatCaster<true> BooleanToDoubleCaster; |
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161 |
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162 /** |
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163 * @short Casts a value of type @c xs:boolean to @c xs:float. |
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164 * |
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165 * @ingroup Patternist_xdm |
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166 * @author Frans Englich <frans.englich@nokia.com> |
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167 */ |
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168 typedef BooleanToAbstractFloatCaster<false> BooleanToFloatCaster; |
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169 } |
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170 |
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171 QT_END_NAMESPACE |
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172 |
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173 QT_END_HEADER |
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174 |
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175 #endif |