#ifndef PIC_DATE_ITEM_H
#define PIC_DATE_ITEM_H

#include "pictextitem.h"
#include <QDateTime>
#include <QTimer>
#include <QHash>
#include "ViewModels.h"

class PicDateItem : public PicTextItem
{
public:
    PicDateItem(QGraphicsItem *parent = 0, QGraphicsScene *scene = 0, const SourceType type = SourceType::DATETIME);
    virtual ~PicDateItem() {}

    void setModel(DateItemModel model);

    const DateItemModel& model() const;

    bool updateDatetimeStr();

    virtual QRectF boundingRect() const override;

protected:
    virtual void setCustomAttrs(const QXmlStreamAttributes& attrs) override;

    virtual void saveCustomAttrs(QXmlStreamAttributes& attrs) override;

    virtual QImage itemImage() override;

    virtual void letterSpaceChanged() override;

private:

    QTimer m_timer;

    DateItemModel m_model;
    QString m_currDateTimeStr;
    QString m_maxDateTimeStr;
    QSize m_maxSize; // 缓存最长字符串的像素宽高
};

#endif // PIC_DATE_ITEM_H