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/***************************************************************************
* Copyright (C) 2003-2005 by David Saxton *
* david@bluehaze.org *
* *
* 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 FPNODE_H
#define FPNODE_H
#include "node.h"
class FlowPart;
typedef QValueList<FlowPart*> FlowPartList;
/**
You should use this node for all FlowParts. It ensures that connections between FlowParts are
always valid (eg not more than two outputs from one node, which makes no sense)
@short FlowPart node
@author David Saxton
*/
class FPNode : public Node
{
Q_OBJECT
public:
FPNode( ICNDocument *_icnView, Node::node_type type, node_dir dir, const QPoint &pos, QString *id = 0L );
~FPNode();
/**
* Returns a pointer to the FlowPart attached to this node if this node isInput, or
* to the other end of the connector (if one exists) if it isOutput()
*/
FlowPart *outputFlowPart() const;
/**
* Returns a list of FlowParts attached to the node - either a single-item list containing
* the FlowPart attached to this node if isOutput, or a list of FlowParts connected to the
* input (?) connectors
*/
FlowPartList inputFlowParts() const;
protected:
virtual void drawShape( QPainter & p );
private:
bool m_isInput;
};
#endif
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