/****************************************************************************+
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**+
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** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).+
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** All rights reserved.+
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** Contact: Nokia Corporation (qt-info@nokia.com)+
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**+
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** This file is part of the QtCore module of the Qt Toolkit.+
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**+
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** $QT_BEGIN_LICENSE:LGPL$+
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** No Commercial Usage+
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** This file contains pre-release code and may not be distributed.+
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** You may use this file in accordance with the terms and conditions+
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** contained in the Technology Preview License Agreement accompanying+
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** this package.+
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**+
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** GNU Lesser General Public License Usage+
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** Alternatively, this file may be used under the terms of the GNU Lesser+
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** General Public License version 2.1 as published by the Free Software+
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** Foundation and appearing in the file LICENSE.LGPL included in the+
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** packaging of this file.  Please review the following information to+
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** ensure the GNU Lesser General Public License version 2.1 requirements+
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** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.+
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**+
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** In addition, as a special exception, Nokia gives you certain additional+
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** rights.  These rights are described in the Nokia Qt LGPL Exception+
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** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.+
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**+
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** If you have questions regarding the use of this file, please contact+
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** Nokia at qt-info@nokia.com.+
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**+
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**+
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**+
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**+
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**+
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**+
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**+
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**+
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** $QT_END_LICENSE$+
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**+
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****************************************************************************/+
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+
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#include "node.h"+
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#include "stickman.h"+
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+
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#include <QRectF>+
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#include <QPainter>+
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#include <QGraphicsSceneMouseEvent>+
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+
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Node::Node(const QPointF &pos, QGraphicsItem *parent)+
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  : QGraphicsObject(parent), m_dragging(false)+
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{+
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    setPos(pos);+
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    setFlag(QGraphicsItem::ItemSendsGeometryChanges);+
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}+
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+
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Node::~Node()+
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{+
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}+
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+
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QRectF Node::boundingRect() const+
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{+
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    return QRectF(-6.0, -6.0, 12.0, 12.0);+
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}+
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+
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void Node::paint(QPainter *painter, const QStyleOptionGraphicsItem *, QWidget *)+
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{    +
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    painter->setPen(Qt::white);+
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    painter->drawEllipse(QPointF(0.0, 0.0), 5.0, 5.0);+
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}+
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+
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QVariant Node::itemChange(GraphicsItemChange change, const QVariant &value)+
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{+
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    if (change == QGraphicsItem::ItemPositionChange)+
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        emit positionChanged();+
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+
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    return QGraphicsObject::itemChange(change, value);+
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}+
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+
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void Node::mousePressEvent(QGraphicsSceneMouseEvent *)+
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{+
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    m_dragging = true;+
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}+
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+
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void Node::mouseMoveEvent(QGraphicsSceneMouseEvent *event)+
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{+
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    if (m_dragging)+
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        setPos(mapToParent(event->pos()));    +
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}+
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+
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void Node::mouseReleaseEvent(QGraphicsSceneMouseEvent *)+
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{+
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    m_dragging = false;+
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}+
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