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// Copyright (C) 2018 The Qt Company Ltd.
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0+ OR GPL-3.0 WITH Qt-GPL-exception-1.0

#pragma once

#include "timelineitem.h"

QT_FORWARD_DECLARE_CLASS(QGraphicsLinearLayout)

namespace QmlDesigner {

class TimelineItem;
class TimelineRulerSectionItem;
class TimelinePlaceholder;

class QmlTimeline;

class TimelineGraphicsLayout : public TimelineItem
{
    Q_OBJECT

signals:
    void rulerClicked(const QPointF &pos);

    void zoomChanged(int factor);

public:
    TimelineGraphicsLayout(TimelineGraphicsScene *scene, TimelineItem *parent = nullptr);

    ~TimelineGraphicsLayout() override;

public:
    int zoom() const;

    double rulerWidth() const;

    double rulerScaling() const;

    double rulerDuration() const;

    double startFrame() const;

    double endFrame() const;

    void setWidth(int width);

    void setTimeline(const QmlTimeline &timeline);

    void setZoom(int factor);

    void invalidate();

    int maximumScrollValue() const;

    void activate();

    TimelineRulerSectionItem *ruler() const;

private:
    QGraphicsLinearLayout *m_layout = nullptr;

    TimelineRulerSectionItem *m_rulerItem = nullptr;

    TimelinePlaceholder *m_placeholder1 = nullptr;

    TimelinePlaceholder *m_placeholder2 = nullptr;
};

} // namespace QmlDesigner