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robot.h Example File
graphicsview/dragdroprobot/robot.h

    /****************************************************************************
    **
    ** Copyright (C) 2006-2006 Trolltech ASA. All rights reserved.
    **
    ** This file is part of the example classes of the Qt Toolkit.
    **
    ** This file may be used under the terms of the GNU General Public
    ** 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:
    ** http://www.trolltech.com/products/qt/opensource.html
    **
    ** If you are unsure which license is appropriate for your use, please
    ** 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


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Qt 4.2.0-snapshot-20060701