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Diffstat (limited to 'src/xmlpatterns/data/qinteger.cpp')
-rw-r--r-- | src/xmlpatterns/data/qinteger.cpp | 164 |
1 files changed, 164 insertions, 0 deletions
diff --git a/src/xmlpatterns/data/qinteger.cpp b/src/xmlpatterns/data/qinteger.cpp new file mode 100644 index 0000000..7fc6b3d --- /dev/null +++ b/src/xmlpatterns/data/qinteger.cpp @@ -0,0 +1,164 @@ +/**************************************************************************** +** +** Copyright (C) 2011 Nokia Corporation and/or its subsidiary(-ies). +** All rights reserved. +** Contact: Nokia Corporation (qt-info@nokia.com) +** +** This file is part of the QtXmlPatterns module of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:LGPL$ +** No Commercial Usage +** This file contains pre-release code and may not be distributed. +** You may use this file in accordance with the terms and conditions +** contained in the Technology Preview License Agreement accompanying +** this package. +** +** GNU Lesser General Public License Usage +** Alternatively, this file may be used under the terms of the GNU Lesser +** General Public License version 2.1 as published by the Free Software +** Foundation and appearing in the file LICENSE.LGPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU Lesser General Public License version 2.1 requirements +** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. +** +** In addition, as a special exception, Nokia gives you certain additional +** rights. These rights are described in the Nokia Qt LGPL Exception +** version 1.1, included in the file LGPL_EXCEPTION.txt in this package. +** +** If you have questions regarding the use of this file, please contact +** Nokia at qt-info@nokia.com. +** +** +** +** +** +** +** +** +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#include "qbuiltintypes_p.h" +#include "qitem_p.h" +#include "qvalidationerror_p.h" + +#include "qinteger_p.h" + +QT_BEGIN_NAMESPACE + +using namespace QPatternist; + +Item Integer::fromValue(const xsInteger num) +{ + return toItem(Integer::Ptr(new Integer(num))); +} + +AtomicValue::Ptr Integer::fromLexical(const QString &strNumeric) +{ + bool conversionOk = false; + const xsInteger num = strNumeric.toLongLong(&conversionOk); + + if(conversionOk) + return AtomicValue::Ptr(new Integer(num)); + else + return ValidationError::createError(); +} + +Integer::Integer(const xsInteger num) : m_value(num) +{ +} + +bool Integer::evaluateEBV(const QExplicitlySharedDataPointer<DynamicContext> &) const +{ + return m_value != 0; +} + +QString Integer::stringValue() const +{ + return QString::number(m_value); +} + +ItemType::Ptr Integer::type() const +{ + return BuiltinTypes::xsInteger; +} + +xsDouble Integer::toDouble() const +{ + return static_cast<xsDouble>(m_value); +} + +xsInteger Integer::toInteger() const +{ + return m_value; +} + +xsFloat Integer::toFloat() const +{ + return static_cast<xsFloat>(m_value); +} + +xsDecimal Integer::toDecimal() const +{ + return static_cast<xsDecimal>(m_value); +} + +Numeric::Ptr Integer::round() const +{ + /* xs:integerS never has a mantissa. */ + return Numeric::Ptr(const_cast<Integer *>(this)); +} + +Numeric::Ptr Integer::roundHalfToEven(const xsInteger /*scale*/) const +{ + return Numeric::Ptr(const_cast<Integer *>(this)); +} + +Numeric::Ptr Integer::floor() const +{ + return Numeric::Ptr(const_cast<Integer *>(this)); +} + +Numeric::Ptr Integer::ceiling() const +{ + return Numeric::Ptr(const_cast<Integer *>(this)); +} + +Numeric::Ptr Integer::abs() const +{ + /* No reason to allocate an Integer if we're already absolute. */ + if(m_value < 0) + return Numeric::Ptr(new Integer(qAbs(m_value))); + else + return Numeric::Ptr(const_cast<Integer *>(this)); +} + +bool Integer::isNaN() const +{ + return false; +} + +bool Integer::isInf() const +{ + return false; +} + +Item Integer::toNegated() const +{ + return fromValue(-m_value); +} + +bool Integer::isSigned() const +{ + return true; +} + +qulonglong Integer::toUnsignedInteger() const +{ + Q_ASSERT_X(false, Q_FUNC_INFO, + "It makes no sense to call this function, see Numeric::toUnsignedInteger()."); + return 0; +} + +QT_END_NAMESPACE |