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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 #include "qbuiltintypes_p.h" |
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43 #include "qitem_p.h" |
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44 #include "qvalidationerror_p.h" |
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45 |
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46 #include "qinteger_p.h" |
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47 |
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48 QT_BEGIN_NAMESPACE |
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49 |
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50 using namespace QPatternist; |
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51 |
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52 Item Integer::fromValue(const xsInteger num) |
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53 { |
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54 return toItem(Integer::Ptr(new Integer(num))); |
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55 } |
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56 |
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57 AtomicValue::Ptr Integer::fromLexical(const QString &strNumeric) |
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58 { |
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59 bool conversionOk = false; |
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60 const xsInteger num = strNumeric.toLongLong(&conversionOk); |
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61 |
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62 if(conversionOk) |
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63 return AtomicValue::Ptr(new Integer(num)); |
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64 else |
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65 return ValidationError::createError(); |
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66 } |
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67 |
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68 Integer::Integer(const xsInteger num) : m_value(num) |
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69 { |
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70 } |
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71 |
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72 bool Integer::evaluateEBV(const QExplicitlySharedDataPointer<DynamicContext> &) const |
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73 { |
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74 return m_value != 0; |
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75 } |
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76 |
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77 QString Integer::stringValue() const |
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78 { |
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79 return QString::number(m_value); |
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80 } |
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81 |
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82 ItemType::Ptr Integer::type() const |
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83 { |
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84 return BuiltinTypes::xsInteger; |
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85 } |
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86 |
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87 xsDouble Integer::toDouble() const |
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88 { |
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89 return static_cast<xsDouble>(m_value); |
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90 } |
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91 |
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92 xsInteger Integer::toInteger() const |
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93 { |
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94 return m_value; |
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95 } |
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96 |
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97 xsFloat Integer::toFloat() const |
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98 { |
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99 return static_cast<xsFloat>(m_value); |
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100 } |
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101 |
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102 xsDecimal Integer::toDecimal() const |
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103 { |
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104 return static_cast<xsDecimal>(m_value); |
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105 } |
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106 |
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107 Numeric::Ptr Integer::round() const |
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108 { |
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109 /* xs:integerS never has a mantissa. */ |
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110 return Numeric::Ptr(const_cast<Integer *>(this)); |
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111 } |
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112 |
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113 Numeric::Ptr Integer::roundHalfToEven(const xsInteger /*scale*/) const |
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114 { |
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115 return Numeric::Ptr(const_cast<Integer *>(this)); |
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116 } |
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117 |
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118 Numeric::Ptr Integer::floor() const |
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119 { |
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120 return Numeric::Ptr(const_cast<Integer *>(this)); |
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121 } |
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122 |
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123 Numeric::Ptr Integer::ceiling() const |
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124 { |
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125 return Numeric::Ptr(const_cast<Integer *>(this)); |
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126 } |
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127 |
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128 Numeric::Ptr Integer::abs() const |
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129 { |
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130 /* No reason to allocate an Integer if we're already absolute. */ |
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131 if(m_value < 0) |
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132 return Numeric::Ptr(new Integer(qAbs(m_value))); |
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133 else |
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134 return Numeric::Ptr(const_cast<Integer *>(this)); |
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135 } |
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136 |
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137 bool Integer::isNaN() const |
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138 { |
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139 return false; |
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140 } |
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141 |
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142 bool Integer::isInf() const |
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143 { |
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144 return false; |
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145 } |
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146 |
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147 Item Integer::toNegated() const |
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148 { |
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149 return fromValue(-m_value); |
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150 } |
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151 |
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152 bool Integer::isSigned() const |
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153 { |
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154 return true; |
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155 } |
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156 |
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157 qulonglong Integer::toUnsignedInteger() const |
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158 { |
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159 Q_ASSERT_X(false, Q_FUNC_INFO, |
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160 "It makes no sense to call this function, see Numeric::toUnsignedInteger()."); |
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161 return 0; |
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162 } |
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163 |
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164 QT_END_NAMESPACE |