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82 lines
2.2 KiB
C++
82 lines
2.2 KiB
C++
/*
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* Copyright © 2009 Fredrik Höglund <fredrik@kde.org>
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Library General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Library General Public License for more details.
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*
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* You should have received a copy of the GNU Library General Public License
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* along with this library; see the file COPYING.LIB. If not, write to
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* the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
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* Boston, MA 02110-1301, USA.
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*/
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#ifndef ANIMATOR_H
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#define ANIMATOR_H
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#include <QAbstractAnimation>
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#include <QEasingCurve>
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#include <QtCore/qabstractitemmodel.h>
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#include <kglobalsettings.h>
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class AbstractItemView;
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class HoverAnimation : public QAbstractAnimation
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{
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public:
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HoverAnimation(AbstractItemView *view, const QModelIndex &index);
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QModelIndex index() const { return m_index; }
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qreal progress() const;
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void setEasingCurve(QEasingCurve::Type type);
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int duration() const { return 250; }
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protected:
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void updateCurrentTime(int currentTime);
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private:
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QModelIndex m_index;
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QEasingCurve m_curve;
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qreal m_progress;
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};
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// -----------------------------------------------------------------------
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class Animator : public QObject
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{
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Q_OBJECT
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public:
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enum Type { HoverEnter, HoverLeave };
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Animator(AbstractItemView *view);
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~Animator();
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HoverAnimation *findHoverAnimation(const QModelIndex &index) const;
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void animate(Type type, const QModelIndex &index);
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qreal hoverProgress(const QModelIndex &index) const;
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private slots:
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void entered(const QModelIndex &index);
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void left(const QModelIndex &index);
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void animationDestroyed(QObject *object);
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void graphicsEffectsToggled();
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private:
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QList<HoverAnimation*> m_list;
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QPersistentModelIndex m_hoveredIndex;
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bool m_effectsOn;
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};
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#endif
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