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/***************************************************************************
* Copyright (C) 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 WIRE_H
#define WIRE_H
#include <tqguardedptr.h>
#include <tqobject.h>
class Pin;
/**
@author David Saxton
*/
class Wire : public TQObject
{
public:
Wire( Pin * startPin, Pin * endPin );
~Wire();
/**
* Attempts to calculate the current that is flowing through
* the connector. Returns true if successfuly, otherwise returns false
*/
bool calculateCurrent();
/**
* Returns true if the current flowing through the connector is known
*/
bool currentIsKnown() const { return m_bCurrentIsKnown; }
/**
* Set whether the actual current flowing into this node is known (in some
* cases - such as this node being ground - it is not known, and so the
* value returned by current() cannot be relied on.
*/
void setCurrentKnown( bool known );
/**
* Returns the current flowing through the connector.
* This only applies for electronic connectors
*/
double current() const { return m_current; }
/**
* Returns the voltage at the connector. This is an average of the
* voltages at either end.
*/
double voltage() const;
Pin * startPin() const { return m_pStartPin; }
Pin * endPin() const { return m_pEndPin; }
protected:
double m_current;
bool m_bCurrentIsKnown;
TQGuardedPtr<Pin> m_pStartPin;
TQGuardedPtr<Pin> m_pEndPin;
};
#endif
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