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/****************************************************************************
**
** Copyright (C) 2013 Digia Plc and/or its subsidiary(-ies).
** Contact: http://www.qt-project.org/legal
**
** This file is part of the QtXmlPatterns module of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL$
** Commercial License Usage
** Licensees holding valid commercial Qt licenses may use this file in
** accordance with the commercial license agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and Digia. For licensing terms and
** conditions see http://qt.digia.com/licensing. For further information
** use the contact form at http://qt.digia.com/contact-us.
**
** 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, Digia gives you certain additional
** rights. These rights are described in the Digia Qt LGPL Exception
** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU
** General Public License version 3.0 as published by the Free Software
** Foundation and appearing in the file LICENSE.GPL included in the
** packaging of this file. Please review the following information to
** ensure the GNU General Public License version 3.0 requirements will be
** met: http://www.gnu.org/copyleft/gpl.html.
**
**
** $QT_END_LICENSE$
**
****************************************************************************/
//
// W A R N I N G
// -------------
//
// This file is not part of the Qt API. It exists purely as an
// implementation detail. This header file may change from version to
// version without notice, or even be removed.
//
// We mean it.
#ifndef Patternist_Integer_H
#define Patternist_Integer_H
#include <private/qschemanumeric_p.h>
QT_BEGIN_NAMESPACE
namespace QPatternist
{
/**
* @short Implements the value instance of the @c xs:integer type.
*
* @author Frans Englich <frans.englich@nokia.com>
* @ingroup Patternist_xdm
* @todo Documentation is missing
*/
class Integer : public Numeric
{
public:
typedef Numeric::Ptr Ptr;
/**
* Constructs an instance from the lexical
* representation @p strNumeric.
*
* @todo Type error handling.
*/
static AtomicValue::Ptr fromLexical(const QString &strNumeric);
static Item fromValue(const xsInteger num);
/**
* Determines the Effective %Boolean Value of this number.
*
* @returns @c false if the number is 0, otherwise @c true.
*/
bool evaluateEBV(const QExplicitlySharedDataPointer<DynamicContext> &) const;
virtual QString stringValue() const;
/**
* @returns always BuiltinTypes::xsInteger
*/
virtual ItemType::Ptr type() const;
virtual xsDouble toDouble() const;
virtual xsInteger toInteger() const;
virtual xsFloat toFloat() const;
virtual xsDecimal toDecimal() const;
virtual Numeric::Ptr round() const;
virtual Numeric::Ptr roundHalfToEven(const xsInteger scale) const;
virtual Numeric::Ptr floor() const;
virtual Numeric::Ptr ceiling() const;
virtual Numeric::Ptr abs() const;
virtual qulonglong toUnsignedInteger() const;
/**
* @returns always @c false, @c xs:integer doesn't have
* not-a-number in its value space.
*/
virtual bool isNaN() const;
/**
* @returns always @c false, @c xs:integer doesn't have
* infinity in its value space.
*/
virtual bool isInf() const;
virtual Item toNegated() const;
/**
* @short Returns always @c true.
*/
virtual bool isSigned() const;
protected:
Integer(const xsInteger num);
private:
const xsInteger m_value;
};
}
QT_END_NAMESPACE
#endif
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