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Diffstat (limited to 'examples/animation/research/memberfunctions/qvalueanimation.h')
| -rw-r--r-- | examples/animation/research/memberfunctions/qvalueanimation.h | 115 |
1 files changed, 0 insertions, 115 deletions
diff --git a/examples/animation/research/memberfunctions/qvalueanimation.h b/examples/animation/research/memberfunctions/qvalueanimation.h deleted file mode 100644 index 17e9817..0000000 --- a/examples/animation/research/memberfunctions/qvalueanimation.h +++ /dev/null @@ -1,115 +0,0 @@ -/**************************************************************************** -** -** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies). -** Contact: Qt Software Information (qt-info@nokia.com) -** -** This file is part of the QtCore 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 either Technology Preview License Agreement or the -** Beta Release License Agreement. -** -** 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 1.0, 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. -** -** If you are unsure which license is appropriate for your use, please -** contact the sales department at qt-sales@nokia.com. -** $QT_END_LICENSE$ -** -****************************************************************************/ - -#ifndef QVALUEANIMATION_H -#define QVALUEANIMATION_H - -#include <QtCore/qvariantanimation.h> - -QT_BEGIN_HEADER - -QT_BEGIN_NAMESPACE - -class QGraphicsItem; -class QValueAnimationPrivate; - -QT_MODULE(Gui) - -struct AbstractProperty { - virtual void write(const QVariant &value) = 0; - virtual QVariant read() const = 0; -}; - -# define CALL_MEMBER_FN(object,ptrToMember) ((object)->*(ptrToMember)) -template <typename Target, typename T> -class MemberFunctionProperty : public AbstractProperty { -public: - typedef void (Target::*RefWrite)(const T &); - typedef T (Target::*ValRead)(void) const; - - MemberFunctionProperty(Target *target, ValRead readFunc, RefWrite writeFunc) - : m_target(target), m_readFn(readFunc), m_writeFn(writeFunc) {} - - virtual void write(const QVariant &value) { - CALL_MEMBER_FN(m_target, m_writeFn)(qVariantValue<T>(value)); - } - - virtual QVariant read() const { - if (m_readFn) - return qVariantFromValue<T>(CALL_MEMBER_FN(m_target, m_readFn)()); - return QVariant(); - } - -private: - Target *m_target; - ValRead m_readFn; - RefWrite m_writeFn; -}; - - -class QValueAnimation : public QVariantAnimation -{ - Q_OBJECT - -public: - QValueAnimation(QObject *parent = 0); - ~QValueAnimation(); - - template <typename Target, typename T> - void setMemberFunction(Target *target, - T (Target::*readFunc)(void) const, // ### useValRead typedef - void (Target::*writeFunc)(const T &) // ### use RefWrite typedef - ) { - // ### ownership of MemberFunctionProperty - AbstractProperty *animProp = new MemberFunctionProperty<Target, T>(target, readFunc, writeFunc); - setProperty(animProp); - } - - void updateCurrentValue(const QVariant &value); - void updateState(QAbstractAnimation::State oldState, QAbstractAnimation::State newState); - void setProperty(AbstractProperty *animProp); - -private: - Q_DISABLE_COPY(QValueAnimation); - Q_DECLARE_PRIVATE(QValueAnimation); -}; - -#endif // QVALUEANIMATION_H |