src/xmlpatterns/data/qabstractfloatcasters_p.h
changeset 0 1918ee327afb
child 4 3b1da2848fc7
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/src/xmlpatterns/data/qabstractfloatcasters_p.h	Mon Jan 11 14:00:40 2010 +0000
@@ -0,0 +1,175 @@
+/****************************************************************************
+**
+** Copyright (C) 2009 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.
+**
+**
+**
+**
+**
+**
+**
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+//
+//  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_AbstractFloatCasters_H
+#define Patternist_AbstractFloatCasters_H
+
+#include "qabstractfloat_p.h"
+#include "qatomiccaster_p.h"
+#include "qschemanumeric_p.h"
+
+/**
+ * @file
+ * @short Contains classes sub-classing AtomicCaster and which
+ * are responsible of casting an atomic value to AbstractFloat.
+ */
+
+QT_BEGIN_HEADER
+
+QT_BEGIN_NAMESPACE
+
+namespace QPatternist
+{
+
+    /**
+     * @short Casts a @c numeric value, such as @c xs:integer or @c xs:float, to @c xs:double or xs:float.
+     *
+     * castFrom() uses Numeric::toDouble() for doing the actual casting.
+     *
+     * @ingroup Patternist_xdm
+     * @author Vincent Ricard <magic@magicninja.org>
+     */
+    template <const bool isDouble>
+    class NumericToAbstractFloatCaster : public AtomicCaster
+    {
+    public:
+        virtual Item castFrom(const Item &from,
+                              const QExplicitlySharedDataPointer<DynamicContext> &context) const;
+    };
+
+    /**
+     * @short Casts a string value, @c xs:string or @c xs:untypedAtomic, to @c xs:double or xs:float.
+     *
+     * @ingroup Patternist_xdm
+     * @author Vincent Ricard <magic@magicninja.org>
+     */
+    template <const bool isDouble>
+    class StringToAbstractFloatCaster : public AtomicCaster
+    {
+    public:
+        virtual Item castFrom(const Item &from,
+                              const QExplicitlySharedDataPointer<DynamicContext> &context) const;
+    };
+
+    /**
+     * @short Casts a value of type @c xs:boolean to @c xs:double or xs:float.
+     *
+     * @ingroup Patternist_xdm
+     * @author Vincent Ricard <magic@magicninja.org>
+     */
+    template <const bool isDouble>
+    class BooleanToAbstractFloatCaster : public AtomicCaster
+    {
+        public:
+            virtual Item castFrom(const Item &from,
+                                  const QExplicitlySharedDataPointer<DynamicContext> &context) const;
+    };
+
+#include "qabstractfloatcasters.cpp"
+
+   /**
+    * @short Casts a @c numeric value, such as @c xs:integer or @c xs:float, to @c xs:double.
+    *
+    * castFrom() uses Numeric::toDouble() for doing the actual casting.
+    *
+    * @ingroup Patternist_xdm
+    * @author Frans Englich <frans.englich@nokia.com>
+    */
+    typedef NumericToAbstractFloatCaster<true> NumericToDoubleCaster;
+
+   /**
+    * @short Casts a @c numeric value, such as @c xs:double or @c xs:decimal, to @c xs:float.
+    *
+    * castFrom() uses Numeric::toFloat() for doing the actual casting.
+    *
+    * @ingroup Patternist_xdm
+    * @author Frans Englich <frans.englich@nokia.com>
+    */
+    typedef NumericToAbstractFloatCaster<false> NumericToFloatCaster;
+
+    /**
+     * @short Casts a string value, @c xs:string or @c xs:untypedAtomic, to @c xs:double.
+     *
+     * @ingroup Patternist_xdm
+     * @author Frans Englich <frans.englich@nokia.com>
+     */
+    typedef StringToAbstractFloatCaster<true> StringToDoubleCaster;
+
+    /**
+     * @short Casts a string value, @c xs:string or @c xs:untypedAtomic, to @c xs:float.
+     *
+     * @ingroup Patternist_xdm
+     * @author Frans Englich <frans.englich@nokia.com>
+     */
+    typedef StringToAbstractFloatCaster<false> StringToFloatCaster;
+
+   /**
+    * @short Casts a value of type @c xs:boolean to @c xs:double.
+    *
+    * @ingroup Patternist_xdm
+    * @author Frans Englich <frans.englich@nokia.com>
+    */
+    typedef BooleanToAbstractFloatCaster<true> BooleanToDoubleCaster;
+
+    /**
+     * @short Casts a value of type @c xs:boolean to @c xs:float.
+     *
+     * @ingroup Patternist_xdm
+     * @author Frans Englich <frans.englich@nokia.com>
+     */
+    typedef BooleanToAbstractFloatCaster<false> BooleanToFloatCaster;
+}
+
+QT_END_NAMESPACE
+
+QT_END_HEADER
+
+#endif