#ifndef BASEITEM_H
#define BASEITEM_H

#include <QtGui>
#include <QGraphicsItem>
#include <QGraphicsScene>

#include <QGraphicsSceneMouseEvent>
class QMenu;

class RectItem;

class EllipseItem;

class GroupItem;

class BaseItem
        : public QGraphicsItem
{
public:
    enum HoverPos
    {
        None, TopLeft, TopCenter, TopRight, LeftCenter, RightCenter, BottomLeft, BottomCenter, BottomRight
    };
    enum ItemType
    {
        RectangleItemType, EllipseItemType
    };//��ʱû�õ�
    BaseItem(QGraphicsItem *parent = nullptr);

//    BaseItem()
    ~BaseItem();

    QPen pen() const;

    virtual void setPen(const QPen &pen);

    virtual void setPen(const QColor &color);

    virtual void setPen(const int width);

    QBrush brush() const;

    virtual void setBrush(const QBrush &brush);

    virtual QRectF rect() const;

    virtual void setRect(const QRectF &rect);

    inline void setRect(qreal x, qreal y, qreal w, qreal h);

    void mySetIsMemberOfGroup(bool enabled);

    GroupItem *myGroup() const;

    void mySetGroup(GroupItem *group);

    enum
    {
        Type = QGraphicsItem::UserType + 2
    };

    int type() const;

    static const QSizeF minSize;
protected:
    virtual void hoverMoveEvent(QGraphicsSceneHoverEvent *event);

    virtual void contextMenuEvent(QGraphicsSceneContextMenuEvent *event);

    virtual void mousePressEvent(QGraphicsSceneMouseEvent *event);

    virtual void mouseMoveEvent(QGraphicsSceneMouseEvent *event);

    virtual void mouseReleaseEvent(QGraphicsSceneMouseEvent *event);

    virtual void mouseDoubleClickEvent(QGraphicsSceneMouseEvent *event);


    virtual void paintShape(QPainter *painter, const QStyleOptionGraphicsItem *option, QWidget *widget = nullptr);

    virtual void paintBoundingRect(QPainter *painter, const QStyleOptionGraphicsItem *option, QWidget *widget = nullptr);

    virtual void paint(QPainter *painter, const QStyleOptionGraphicsItem *option, QWidget *widget = nullptr);

    mutable QRectF myBoundingRect;
    QRectF myRect;
    bool resizeHandlePressed;
    HoverPos myHoverPosId;
    static const int resizeHandleWidth = 6;
private:

    QBrush myBrush;
    QPen myPen;

    bool IsMemberOfGroup;

};

inline void BaseItem::setRect(qreal ax, qreal ay, qreal w, qreal h)
{ setRect(QRectF(ax, ay, w, h)); }

QDataStream &operator<<(QDataStream &out, const BaseItem &baseitem);

QDataStream &operator>>(QDataStream &in, BaseItem &baseitem);

#endif // BASEITEM_H