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robot.h Example File
^{graphicsview/dragdroprobot/robot.h}

 /****************************************************************************
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 ** Copyright (C) 2006-2007 Trolltech ASA. All rights reserved.
 **
 ** This file is part of the example classes of the Qt Toolkit.
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 ** License version 2.0 as published by the Free Software Foundation
 ** and appearing in the file LICENSE.GPL included in the packaging of
 ** this file.  Please review the following information to ensure GNU
 ** General Public Licensing requirements will be met:
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 ** review the following information:
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 ** This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
 ** WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
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 ****************************************************************************/

 #ifndef ROBOT_H
 #define ROBOT_H

 #include <QGraphicsItem>

 class QGraphicsSceneMouseEvent;
 class QTimeLine;

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

 protected:
     void dragEnterEvent(QGraphicsSceneDragDropEvent *event);
     void dragLeaveEvent(QGraphicsSceneDragDropEvent *event);
     void dropEvent(QGraphicsSceneDragDropEvent *event);

     QPixmap pixmap;
     QColor color;
     bool dragOver;
 };

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

     QRectF boundingRect() const;
     void paint(QPainter *painter, const QStyleOptionGraphicsItem *option, QWidget *widget = 0);

     enum { Type = UserType + 1 };
     int type() const;
 };

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

     QRectF boundingRect() const;
     void paint(QPainter *painter, const QStyleOptionGraphicsItem *option, QWidget *widget = 0);
 };

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

     QRectF boundingRect() const;
     void paint(QPainter *painter, const QStyleOptionGraphicsItem *option, QWidget *widget = 0);
 };

 class Robot : public RobotPart
 {
 public:
     Robot();
     ~Robot();

     QRectF boundingRect() const;
     void paint(QPainter *painter, const QStyleOptionGraphicsItem *option, QWidget *widget = 0);

 private:
     QTimeLine *timeLine;
 };

 #endif