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** No Commercial Usage
** This file contains pre-release code and may not be distributed.
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#ifndef _TIMELINE_H_
#define _TIMELINE_H_

#include <QGraphicsWidget>

class PData;
class CoinGraphicWidget;
class QGraphicsLinearLayout;


class TimelineMenu : public QGraphicsWidget
{
    Q_OBJECT

public:
    TimelineMenu();
    ~TimelineMenu();

    void updateMaxValue();
    qreal draggableHeight() const;

protected:
    void fillWidget(QGraphicsLinearLayout *l);
    void resizeEvent(QGraphicsSceneResizeEvent *event);

    void mousePressEvent(QGraphicsSceneMouseEvent *event);
    void mouseMoveEvent(QGraphicsSceneMouseEvent *event);
    void mouseReleaseEvent(QGraphicsSceneMouseEvent *event);

private slots:
    void updateGraph(const QString &group);

private:
    QGraphicsWidget *contentsWidget;
    bool isDragging;

    qreal maxValue;
    qreal overallSum;
    QPixmap *coin;

    PData *db;
    QList<CoinGraphicWidget*> allCoins;

    int draggingHeight;
};
#endif