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** Copyright (C) 2014 Digia Plc and/or its subsidiary(-ies).
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** Commercial License Usage
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** Alternatively, this file may be used under the terms of the GNU Lesser
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** General Public License version 2.1 or version 3 as published by the Free
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****************************************************************************/
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#ifndef TIMELINERENDERER_H
#define TIMELINERENDERER_H
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#include "timelinezoomcontrol.h"
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#include "timelinemodel.h"
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#include "timelinenotesmodel.h"
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#include "timelineabstractrenderer.h"
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#include <QSGTransformNode>
#include <QQuickItem>

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namespace Timeline {
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class TimelineRenderPass;
class TimelineRenderState;

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class TIMELINE_EXPORT TimelineRenderer : public TimelineAbstractRenderer
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{
    Q_OBJECT

public:
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    explicit TimelineRenderer(QQuickItem *parent = 0);
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    Q_INVOKABLE void selectNextFromSelectionId(int selectionId);
    Q_INVOKABLE void selectPrevFromSelectionId(int selectionId);
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    // TODO: We could add some Q_INVOKABLE functions to enable or disable render passes when the the
    // need arises.

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public slots:
    void clearData();

protected:
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    virtual QSGNode *updatePaintNode(QSGNode *oldNode, UpdatePaintNodeData *updatePaintNodeData);
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    virtual void mousePressEvent(QMouseEvent *event);
    virtual void mouseReleaseEvent(QMouseEvent *event);
    virtual void mouseMoveEvent(QMouseEvent *event);
    virtual void hoverMoveEvent(QHoverEvent *event);
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private:
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    class TimelineRendererPrivate;
    Q_DECLARE_PRIVATE(TimelineRenderer)
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};

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} // namespace Timeline
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QML_DECLARE_TYPE(Timeline::TimelineRenderer)
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#endif // TIMELINERENDERER_H