+ virtual void mouseMoveEvent(QGraphicsSceneMouseEvent *event);
+ virtual void mousePressEvent(QGraphicsSceneMouseEvent *event);
+ virtual void mouseReleaseEvent(QGraphicsSceneMouseEvent *event);
+ virtual void mouseDoubleClickEvent(QGraphicsSceneMouseEvent *event);
+
+ virtual void hoverEnterEvent(QGraphicsSceneHoverEvent *event);
+ virtual void hoverLeaveEvent(QGraphicsSceneHoverEvent *event);
+ virtual void hoverMoveEvent(QGraphicsSceneHoverEvent *event);
+
+ private:
+ qint16 posToCursor(const QPointF &pos);
+ qreal computeHeight();
+ QTextLayout *createLayout(QTextOption::WrapMode, Qt::Alignment = Qt::AlignLeft);
+
+ // internal selection stuff
+ void setSelection(int start, int length);
+
+ QRectF _boundingRect;
+ QFontMetricsF *_fontMetrics;
+ int _col;
+ quint8 _lines;
+
+ QTextLayout * _layout;
+ QList<quint16> _wrapPositions;
+
+ enum SelectionMode { NoSelection, PartialSelection, FullSelection };
+ SelectionMode _selectionMode;
+ qint16 _selectionStart, _selectionEnd;
+
+ class WrapColumnFinder;
+};
+
+class ChatItem::WrapColumnFinder {
+ public:
+ WrapColumnFinder(ChatItem *parent);
+ ~WrapColumnFinder();
+
+ qint16 nextWrapColumn();