#ifndef ETEXT_H
#define ETEXT_H

#include <QPainter>
#include <QFontMetrics>
#include <QTextDocument>
#include <QGraphicsSceneMouseEvent>
#include "ebase.h"
#include "QTime"

//这条语句害死人，加了这条语句文字就不能做到无反锯齿 MYFONT.setHintingPreference(QFont::PreferNoHinting);

class txtBmpPage{
public:
    int index=0;
    QPixmap bitmap;
};

class txtBmpLine{
public:
    int index=0;
    int iStart=0;
    int iEnd=0;
    QPixmap bitmap;
};

class EText : public EBase {
    Q_OBJECT
public:
    enum PlayStyle {
        Flip = 0,
        Scroll,
        Static
    };

    enum RollingStyle {
        Left2Right = 0,
        Right2Left,
        Top2Bottom,
        Bottom2Top
    };
    struct Turning {
        int playDuration{10};
        int pageDuration{10};
        QString effect{"no"};
        int effectDuration{3};
    };
    struct Rolling {
        int playDuration{10};
        int rollingStyle;
        int rollingSpeed;
        bool headTailConnected;
        int headTailSpacing=10;
    };
    struct Data {
        QString text;
        QTextOption opt;
        int lineSpacing = 0;
        int letterSpacing = 0;
        QColor cBackground;
        int iPageCount=1;
        int playStyle;
        Turning turning;
        Rolling rolling;
        int playDuration{10};
    };

    static void setElement(const QJsonObject &json, Data &attr);

    explicit EText(EBase *multiWin = nullptr);
    explicit EText(const QJsonObject &json, EBase *multiWin = nullptr);

    void paint(QPainter *painter, const QStyleOptionGraphicsItem *option, QWidget *widget) override;
    int type() const override { return EBase::Text; }
    QWidget* attrWgt() override;
    bool save(const QString &pRoot) override;
    QJsonObject attrJson() const override;
signals:
    void sPageCountChanged(int);

public slots: // Widget
    void RefreshBigPixmap();
    void OnPageIndexPreview(int iPageIndex);

private:
    int ClearPixmapTopAndBottomBlack();
    void MakeMuliPngToDir(int iPageIndex,QString strPngPathAndName) ;
    void MakeBigMoveUpOrDownOnePngToDir() ;
    void MakeBigMoveLeftOrRightOnePngToDir() ;
    void MakeBigMoveUpOrDownOnePngToDir(QString strPngPathAndName) ;
    void MakeBigMoveLeftOrRightOnePngToDir(QString strPngPathAndName) ;
    void CreateBigOnePixBmp();
    int GetPagesPosList();
    txtBmpPage GetFirstPagePixmap();
    int GetLinePng(QPixmap bigOnePixmap) ;
    void ProcessLastStartEndLianJie(QPixmap bmp,QString strPngFilePathName,int iLastRightNoWordWidth);
    int GetWordSpaceRealInBmp(QPixmap bmp);

private: // Interior
    QPointF    m_pText;
    QRectF     m_rClip;
    Data       m_attr;
    int        m_lineH;
    QPixmap mRenderImg;
    QPixmap m_bigOnePixBmp;

    QList<txtBmpPage> m_list;
    qreal m_oldWidth=0;
    qreal m_oldHeight=0;
    QColor m_ImageBkColor;
    QString m_pRootPath;
    QList<txtBmpLine> m_linelist;

};

#endif // ETEXT_H