/****************************************************************************
**
** Copyright (C) 2018 The Qt Company Ltd.
** Contact: https://www.qt.io/licensing/
**
** This file is part of Qt Creator.
**
** Commercial License Usage
** Licensees holding valid commercial Qt licenses may use this file in
** accordance with the commercial license agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
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** information use the contact form at https://www.qt.io/contact-us.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU
** General Public License version 3 as published by the Free Software
** Foundation with exceptions as appearing in the file LICENSE.GPL3-EXCEPT
** included in the packaging of this file. Please review the following
** information to ensure the GNU General Public License requirements will
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****************************************************************************/

#pragma once

#include <QToolBar>

QT_FORWARD_DECLARE_CLASS(QLabel)
QT_FORWARD_DECLARE_CLASS(QLineEdit)
QT_FORWARD_DECLARE_CLASS(QObject)
QT_FORWARD_DECLARE_CLASS(QResizeEvent)
QT_FORWARD_DECLARE_CLASS(QSlider)
QT_FORWARD_DECLARE_CLASS(QWidget)

namespace QmlDesigner {

class TimelineWidget;

class QmlTimeline;

class TimelineToolBar : public QToolBar
{
    Q_OBJECT

signals:
    void settingDialogClicked();
    //void addTimelineClicked();

    void openEasingCurveEditor();

    void playTriggered();
    void previousFrameTriggered();
    void nextFrameTriggered();
    void toFirstFrameTriggered();
    void toLastFrameTriggered();

    void recordToggled(bool val);
    void loopPlaybackToggled(bool val);

    void scaleFactorChanged(int value);
    void startFrameChanged(int value);
    void currentFrameChanged(int value);
    void endFrameChanged(int value);

public:
    explicit TimelineToolBar(QWidget *parent = nullptr);

    void reset();

    bool recording() const;
    int scaleFactor() const;
    QString currentTimelineId() const;

    void setCurrentState(const QString &name);
    void setCurrentTimeline(const QmlTimeline &timeline);
    void setStartFrame(qreal frame);
    void setCurrentFrame(qreal frame);
    void setEndFrame(qreal frame);
    void setScaleFactor(int factor);

    void setActionEnabled(const QString &name, bool enabled);
    void removeTimeline(const QmlTimeline &timeline);

protected:
    void resizeEvent(QResizeEvent *event) override;

private:
    void createLeftControls();
    void createCenterControls();
    void createRightControls();
    void addSpacing(int width);
    void setupCurrentFrameValidator();

    QList<QObject *> m_grp;

    QLabel *m_timelineLabel = nullptr;
    QLabel *m_stateLabel = nullptr;
    QSlider *m_scale = nullptr;
    QLineEdit *m_firstFrame = nullptr;
    QLineEdit *m_currentFrame = nullptr;
    QLineEdit *m_lastFrame = nullptr;

    QAction *m_recording = nullptr;
};

} // namespace QmlDesigner