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/***************************************************************************
* Copyright (C) 2003 by David Saxton *
* [email protected] *
* *
* 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 "currentsource.h"
#include "eccurrentsource.h"
#include "ecnode.h"
#include "libraryitem.h"
#include "pin.h"
#include <klocale.h>
#include <qpainter.h>
Item* ECCurrentSource::construct( ItemDocument *itemDocument, bool newItem, const char *id )
{
return new ECCurrentSource( (ICNDocument*)itemDocument, newItem, id );
}
LibraryItem* ECCurrentSource::libraryItem()
{
return new LibraryItem(
QString::QString("ec/current_source"),
i18n("Current Source"),
i18n("Sources"),
"current_source.png",
LibraryItem::lit_component,
ECCurrentSource::construct );
}
ECCurrentSource::ECCurrentSource( ICNDocument *icnDocument, bool newItem, const char *id )
: Component( icnDocument, newItem, (id) ? id : "current_source" )
{
m_name = i18n("Current Source");
m_desc = i18n("Provides a fixed current source.");
setSize( -16, -8, 24, 24 );
init1PinLeft(8);
init1PinRight(8);
m_pNNode[0]->pin()->setGroundType( Pin::gt_low );
m_currentSource = createCurrentSource( m_pNNode[0], m_pPNode[0], 0. );
createProperty( "current", Variant::Type::Double );
property("current")->setCaption( i18n("Current") );
property("current")->setUnit("A");
property("current")->setMinValue(-1e12);
property("current")->setMaxValue(1e12);
property("current")->setValue(0.02);
addDisplayText("current", QRect( -16, -16, 24, 0 ), "" );
}
ECCurrentSource::~ECCurrentSource()
{
}
void ECCurrentSource::dataChanged()
{
double current = dataDouble("current");
m_currentSource->setCurrent(current);
QString display = QString::number( current / getMultiplier(current), 'g', 3 ) + getNumberMag(current) + "A";
setDisplayText("current", display );
}
void ECCurrentSource::drawShape( QPainter &p )
{
initPainter(p);
int _x = (int)x()-16;
int _y = (int)y()-24;
// Top arrow indicating current direction
p.drawLine( _x+width(), _y+19, _x, _y+19 );
p.drawLine( _x+width(), _y+19, _x+width()-3, _y+16 );
p.drawLine( _x+width(), _y+19, _x+width()-3, _y+22 );
// Double circules
p.drawEllipse( _x, _y+24, 16, 16 );
p.drawEllipse( _x+8, _y+24, 16, 16 );
deinitPainter(p);
}
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