/***************************************************************************

    source::worx libWidgets
    Copyright © 2021 c.holzheuer
    chris@sourceworx.org

    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 2 of the License, or
    (at your option) any later version.

***************************************************************************/

//
// https://stackoverflow.com/questions/14780517/toggle-switch-in-qt
// Abbas Perçin
// Computer Engineer


#ifndef SWTOGGLESWITCH_H
#define SWTOGGLESWITCH_H

#include <QWidget>
#include <QPushButton>
#include <QDebug>

#include <swdialwidget.h>


class QPropertyAnimation;
class SWDialAdapter;

/**
 * @brief Widget, das einen Schalter im Android-Style darstellt.
 * gefunden auf StackOverflow:
 * https://stackoverflow.com/questions/14780517/toggle-switch-in-qt/51023362
 */

class SWToggleSwitch : public QAbstractButton, public SWDialWidget
{

    Q_OBJECT
    Q_PROPERTY( int _offset READ offset WRITE setOffset NOTIFY onOffsetChanged )

public:

    explicit SWToggleSwitch( QWidget* parent = nullptr, int trackRadius=16, int thumbRadius=20  );
    //explicit SWToggleSwitch( int trackRadius, int thumbRadius, QWidget* parent = nullptr );
    virtual ~SWToggleSwitch();

    void  setTrackAndThumbRadius( int trackRadius, int thumbRadius );
    QSize sizeHint() const override;

public slots:

    void onOffsetChanged()
    {}
    //void onDialPushed() override;
    void setChecked( bool checked );

signals:

    void idActivated( int );
    void widgetClicked( SWDialWidget* );

protected:

    void paintEvent(QPaintEvent *) override;
    void resizeEvent(QResizeEvent*) override;
    void mouseReleaseEvent(QMouseEvent  *) override;
    void enterEvent(QEvent *event) override;

    int  offset();
    void setOffset(int value);


private:

    qreal _offset;
    qreal _baseOffset;
    qreal _margin;
    qreal _trackRadius;
    qreal _thumbRadius;
    qreal _opacity;
    QPropertyAnimation* _animation;

    QHash<bool, qreal> _endOffset;
    QHash<bool, QBrush> _trackColor;
    QHash<bool, QBrush> _thumbColor;
    QHash<bool, QColor> _textColor;
    QHash<bool, QString> _thumbText;

};


#endif // SWTOGGLESWITCH_H