+public:
+ ChatLine(int row, QAbstractItemModel *model,
+ const qreal &width,
+ const qreal ×tampWidth, const qreal &senderWidth, const qreal &contentsWidth,
+ const QPointF &senderPos, const QPointF &contentsPos,
+ QGraphicsItem *parent = 0);
+
+ virtual inline QRectF boundingRect () const { return QRectF(0, 0, _width, _height); }
+
+ inline int row() { return _row; }
+ inline void setRow(int row) { _row = row; }
+
+ inline const QAbstractItemModel *model() const { return _model; }
+ inline ChatScene *chatScene() const { return qobject_cast<ChatScene *>(scene()); }
+
+ inline qreal width() const { return _width; }
+ inline qreal height() const { return _height; }
+
+ ChatItem *item(ChatLineModel::ColumnType);
+ ChatItem *itemAt(const QPointF &pos);
+ inline ChatItem *timestampItem() { return &_timestampItem; }
+ inline ChatItem *senderItem() { return &_senderItem; }
+ inline ContentsChatItem *contentsItem() { return &_contentsItem; }
+
+ virtual void paint (QPainter * painter, const QStyleOptionGraphicsItem *option, QWidget *widget = 0);
+ enum { Type = ChatScene::ChatLineType };
+ virtual inline int type() const { 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);