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/***************************************************************************
* Copyright (C) 2003 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. *
***************************************************************************/
#include "capacitance.h"
#include "eccapacitor.h"
#include "ecnode.h"
#include "libraryitem.h"
#include <klocale.h>
#include <qpainter.h>
Item* ECCapacitor::construct( ItemDocument *itemDocument, bool newItem, const char *id )
{
return new ECCapacitor( (ICNDocument*)itemDocument, newItem, id );
}
LibraryItem* ECCapacitor::libraryItem()
{
return new LibraryItem(
"ec/capacitor",
i18n("Capacitor"),
i18n("Discrete"),
"capacitor.png",
LibraryItem::lit_component,
ECCapacitor::construct
);
}
ECCapacitor::ECCapacitor( ICNDocument *icnDocument, bool newItem, const char *id )
: Component( icnDocument, newItem, id ? id : "capacitor" )
{
m_name = i18n("Capacitor");
m_desc = i18n("Stores electrical charge.<br><br>"
"The voltage across the capacitor and capacitance are related by <i>Charge = Capacitance x Voltage</i>.");
setSize( -8, -8, 16, 16 );
init1PinLeft();
init1PinRight();
m_capacitance = createCapacitance( m_pNNode[0], m_pPNode[0], 0.001 );
createProperty( "Capacitance", Variant::Type::Double );
property("Capacitance")->setCaption( i18n("Capacitance") );
property("Capacitance")->setUnit("F");
property("Capacitance")->setMinValue(1e-12);
property("Capacitance")->setMaxValue(1e12);
property("Capacitance")->setValue(1e-3);
addDisplayText( "capacitance", QRect( -8, -24, 16, 16 ), "", false );
}
ECCapacitor::~ECCapacitor()
{
}
void ECCapacitor::dataChanged()
{
double capacitance = dataDouble("Capacitance");
QString display = QString::number( capacitance / getMultiplier(capacitance), 'g', 3 ) + getNumberMag(capacitance) + "F";
setDisplayText( "capacitance", display );
m_capacitance->setCapacitance(capacitance);
}
void ECCapacitor::drawShape( QPainter &p )
{
initPainter(p);
int _y = (int)y()-8;
int _x = (int)x()-8;
QPen pen;
pen.setWidth(1);
pen.setColor( p.pen().color() );
p.setPen(pen);
p.drawRect( _x, _y, 5, 16 );
p.drawRect( _x+11, _y, 5, 16 );
deinitPainter(p);
// p.drawPolyline( areaPoints() );
}
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