+ void paint(QPainter *painter, const QStyleOptionGraphicsItem *option, QWidget *widget = nullptr) override;
+ enum { Type = ChatScene::ChatLineType };
+ inline int type() const override { return Type; }
+
+ // pos is relative to the parent ChatLine
+ void setFirstColumn(const qreal ×tampWidth, const qreal &senderWidth, const QPointF &senderPos);
+ // setSecondColumn and setGeometryByWidth both also relocate the chatline.
+ // the _bottom_ position is passed via linePos. linePos is updated to the top of the chatLine.
+ void setSecondColumn(const qreal &senderWidth, const qreal &contentsWidth, const QPointF &contentsPos, qreal &linePos);
+ void setGeometryByWidth(const qreal &width, const qreal &contentsWidth, qreal &linePos);
+
+ void setSelected(bool selected, ChatLineModel::ColumnType minColumn = ChatLineModel::ContentsColumn);
+ void setHighlighted(bool highlighted);
+
+ void clearCache();
+
+protected:
+ bool sceneEvent(QEvent *event) override;
+
+ // These need to be relayed to the appropriate ChatItem
+ void mouseMoveEvent(QGraphicsSceneMouseEvent *event) override;
+ void mousePressEvent(QGraphicsSceneMouseEvent *event) override;
+ void mouseReleaseEvent(QGraphicsSceneMouseEvent *event) override;
+ void hoverEnterEvent(QGraphicsSceneHoverEvent *event) override;
+ void hoverLeaveEvent(QGraphicsSceneHoverEvent *event) override;
+ void hoverMoveEvent(QGraphicsSceneHoverEvent *event) override;
+
+ ChatItem *mouseEventTargetItem(const QPointF &pos);
+
+ inline ChatItem *mouseGrabberItem() const { return _mouseGrabberItem; }
+ void setMouseGrabberItem(ChatItem *item);
+
+private:
+ int _row;
+ QAbstractItemModel *_model;
+ ContentsChatItem _contentsItem;
+ SenderChatItem _senderItem;
+ TimestampChatItem _timestampItem;
+ qreal _width, _height;
+
+ enum { ItemMask = 0x3f,
+ Selected = 0x40,
+ Highlighted = 0x80 };
+ // _selection[1..0] ... Min Selected Column (See MessageModel::ColumnType)
+ // _selection[5..2] ... reserved for new column types
+ // _selection[6] ...... Selected
+ // _selection[7] ...... Highlighted
+ quint8 _selection; // save space, so we put both the col and the flags into one byte
+
+ ChatItem *_mouseGrabberItem;
+ ChatItem *_hoverItem;