/*
 * time_slider.h
 * Copyright 2014 John Lindgren
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are met:
 *
 * 1. Redistributions of source code must retain the above copyright notice,
 *    this list of conditions, and the following disclaimer.
 *
 * 2. Redistributions in binary form must reproduce the above copyright notice,
 *    this list of conditions, and the following disclaimer in the documentation
 *    provided with the distribution.
 *
 * This software is provided "as is" and without any warranty, express or
 * implied. In no event shall the authors be liable for any damages arising from
 * the use of this software.
 */

#ifndef TIME_SLIDER_H
#define TIME_SLIDER_H

#include <QLabel>
#include <QSlider>

#include <libaudcore/hook.h>

class QMouseEvent;

class TimeSliderLabel : public QLabel
{
public:
    TimeSliderLabel(QWidget * parent);
    ~TimeSliderLabel();

protected:
    void mouseDoubleClickEvent(QMouseEvent * event);
};

class TimeSlider : public QSlider
{
public:
    TimeSlider(QWidget * parent);

    TimeSliderLabel * label() { return m_label; }

protected:
    void wheelEvent(QWheelEvent * event);

private:
    void set_label(int time, int length);

    void start_stop();
    void update();
    void moved(int value);
    void pressed();
    void released();

    TimeSliderLabel * m_label;

    int m_scroll_delta = 0;

    const Timer<TimeSlider> m_timer{TimerRate::Hz4, this, &TimeSlider::update};

    const HookReceiver<TimeSlider> //
        hook1{"playback ready", this, &TimeSlider::start_stop},
        hook2{"playback pause", this, &TimeSlider::start_stop},
        hook3{"playback unpause", this, &TimeSlider::start_stop},
        hook4{"playback seek", this, &TimeSlider::update},
        hook5{"playback stop", this, &TimeSlider::start_stop},
        hook6{"qtui toggle remaining time", this, &TimeSlider::start_stop};
};

#endif
