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/***************************************************************************
* Copyright (C) 2003-2005 by David Saxton <david@bluehaze.org> *
* Copyright (C) 2010 Julian B채ume <julian@svg4all.de> *
* *
* This program is free software; you can redistribute it and/or modify *
* it under the terms of the GNU General Public License as published by *
* the Free Software Foundation; either version 2 of the License, or *
* (at your option) any later version. *
***************************************************************************/
#ifndef KTECHLAB_NODE_H
#define KTECHLAB_NODE_H
#include "../ktlinterfacesexport.h"
#include <QGraphicsEllipseItem>
namespace KTechLab {
/**
* \short A standard node that can be associated with a Connector
* \author David Saxton, Julian B채ume
*/
class KTLINTERFACES_EXPORT Node : public QGraphicsEllipseItem
{
public:
/**
* Create a Node from given data
*/
Node(QGraphicsItem* parent = 0, QGraphicsScene* scene = 0);
virtual ~Node();
/**
* Set a unique identifier for this object
*/
void setId(const QString& id);
/**
* Set the parent id string
*/
void setParentId(const QString& id);
/**
* Get the unique identifier of this object
*/
QString id() const;
/**
* Returns the unique identifier for the parent, if there is one.
* Returns an empty string, otherwise.
*/
QString parentId() const;
/**
* Returns if this Node is valid. Only Nodes within a Scene are valid.
*/
bool isValid() const;
private:
QString m_id;
QString m_parentId;
};
}
#endif