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      #ifndef CALLOUT_H

      #define CALLOUT_H

      #include <QGraphicsItem>

      #include <QFont>

      class QGraphicsSceneMouseEvent;

      class Callout : public QGraphicsItem

      {

      public:

          Callout(QGraphicsItem * parent = 0);

          void setText(const QString &text);

          void setAnchor(QPointF point);

          QRectF boundingRect() const;

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

      protected:

          void mousePressEvent(QGraphicsSceneMouseEvent *event);

          void mouseMoveEvent(QGraphicsSceneMouseEvent *event);

      private:

          QString m_text;

          QRectF m_textRect;

          QPointF m_anchor;

          QFont m_font;

          QPointF m_clickOffset;

      };

      #endif // CALLOUT_H

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				#ifndef CALLOUT_H
				#define CALLOUT_H

				#include <QGraphicsItem>
				#include <QFont>

				class QGraphicsSceneMouseEvent;

				class Callout : public QGraphicsItem
				{
				public:
				Callout(QGraphicsItem * parent = 0);

				void setText(const QString &text);
				void setAnchor(QPointF point);

				QRectF boundingRect() const;
				void paint(QPainter painter, const QStyleOptionGraphicsItem option,QWidget *widget);

				protected:
				void mousePressEvent(QGraphicsSceneMouseEvent *event);
				void mouseMoveEvent(QGraphicsSceneMouseEvent *event);

				private:
				QString m_text;
				QRectF m_textRect;
				QPointF m_anchor;
				QFont m_font;
				QPointF m_clickOffset;
				};

				#endif // CALLOUT_H