musicsmoothmovingwidget.h

Go to the documentation of this file.

#ifndef MUSICSMOOTHMOVINGWIDGET_H
#define MUSICSMOOTHMOVINGWIDGET_H

/***************************************************************************
 * This file is part of the TTK Music Player project
 * Copyright (C) 2015 - 2026 Greedysky Studio

 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 3 of the License, or
 * (at your option) any later version.

 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.

 * You should have received a copy of the GNU General Public License along
 * with this program; If not, see <http://www.gnu.org/licenses/>.
 ***************************************************************************/

#include <QScrollArea>
#include "musicabstracttablewidget.h"

class QPropertyAnimation;

class TTK_MODULE_EXPORT MusicSmoothMovingInterface : public QObject
{
    Q_OBJECT
public:
    explicit MusicSmoothMovingInterface(QObject *parent = nullptr);
    ~MusicSmoothMovingInterface();

    void setScrollBar(QScrollBar *bar);
    inline QScrollBar* scrollBar() const noexcept { return m_scrollBar; }

    void updateValue(int value);

public Q_SLOTS:
    void timeToAnimation();
    void valueChanged(int value);

private:
    bool m_initialized;
    int m_previousValue, m_deltaValue;
    QScrollBar *m_scrollBar;
    QTimer *m_animationTimer;
    QPropertyAnimation *m_moveAnimation;

};




class TTK_MODULE_EXPORT MusicSmoothMovingTableWidget : public MusicAbstractTableWidget
{
    Q_OBJECT
public:
    explicit MusicSmoothMovingTableWidget(QWidget *parent = nullptr);

    void setMovedScrollBar(QScrollBar *bar = nullptr);

protected:
    virtual void wheelEvent(QWheelEvent *event) override;

    inline QScrollBar* scrollBar() const noexcept { return m_interface.scrollBar(); }

private:
    MusicSmoothMovingInterface m_interface;

};


class TTK_MODULE_EXPORT MusicSmoothMovingScrollArea : public QScrollArea
{
    Q_OBJECT
public:
    explicit MusicSmoothMovingScrollArea(QWidget *parent = nullptr);

    void setMovedScrollBar(QScrollBar *bar = nullptr);

protected:
    virtual void wheelEvent(QWheelEvent *event) override;

private:
    MusicSmoothMovingInterface m_interface;

};

#endif // MUSICSMOOTHMOVINGWIDGET_H