/***************************************************************************
 *   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.                                   *
 ***************************************************************************/

#include "diode.h"
#include "ecdiode.h"
#include "ecnode.h"
#include "libraryitem.h"

#include <klocale.h>
#include <qpainter.h>

Item* ECDiode::construct( ItemDocument *itemDocument, bool newItem, const char *id )
{
	return new ECDiode( (ICNDocument*)itemDocument, newItem, id );
}

LibraryItem* ECDiode::libraryItem()
{
	return new LibraryItem(
		"ec/diode",
		i18n("Diode"),
		i18n("Discrete"),
		"diode.png",
		LibraryItem::lit_component,
		ECDiode::construct );
}

ECDiode::ECDiode( ICNDocument *icnDocument, bool newItem, const char *id )
	: Component( icnDocument, newItem, id ? id : "diode" )
{
	m_name = i18n("Diode");
	m_desc = i18n("Allows current to flow in the direction indicated by the arrow when a certain voltage difference has been reached.");
	
	setSize( -8, -8, 16, 16 );
	
	init1PinLeft();
	init1PinRight();
	
	m_diode = createDiode( m_pNNode[0], m_pPNode[0] );
	
	DiodeSettings ds; // it will have the default properties that we use
	
	createProperty( "I_S", Variant::Type::Double );
	property("I_S")->setCaption("Saturation Current");
	property("I_S")->setUnit("A");
	property("I_S")->setMinValue(1e-20);
	property("I_S")->setMaxValue(1e-0);
	property("I_S")->setValue( ds.I_S );
	property("I_S")->setAdvanced(true);
	
	createProperty( "N", Variant::Type::Double );
	property("N")->setCaption( i18n("Emission Coefficient") );
	property("N")->setMinValue(1e0);
	property("N")->setMaxValue(1e1);
	property("N")->setValue( ds.N );
	property("N")->setAdvanced(true);
	
	createProperty( "V_B", Variant::Type::Double );
	property("V_B")->setCaption( i18n("Breakdown Voltage") );
	property("V_B")->setUnit("V");
	property("V_B")->setMinAbsValue(1e-5);
	property("V_B")->setMaxValue(1e10);
	property("V_B")->setValue( ds.V_B );
	property("V_B")->setAdvanced(true);
	
// 	createProperty( "R", Variant::Type::Double );
// 	property("R")->setCaption( i18n("Series Resistance") );
// 	property("R")->setUnit( QChar(0x3a9) );
// 	property("R")->setMinValue(1e-5);
// 	property("R")->setMaxValue(1e0);
// 	property("R")->setValue( ds.R );
// 	property("R")->setAdvanced(true);
}


ECDiode::~ECDiode()
{
}


void ECDiode::dataChanged()
{
	DiodeSettings ds;
	
	ds.I_S = dataDouble("I_S");
	ds.V_B = dataDouble("V_B");
	ds.N = dataDouble("N");
// 	ds.R = dataDouble("R");
	
	m_diode->setDiodeSettings( ds );
}


void ECDiode::drawShape( QPainter & p )
{
	initPainter(p);
	
	int _x = int(x());
	int _y = int(y());
	
	QPointArray pa(3);
	pa[0] = QPoint( 8, 0 );
	pa[1] = QPoint( -8, -8 );
	pa[2] = QPoint( -8, 8 );
	pa.translate( _x, _y );
	p.drawPolygon(pa);
	p.drawPolyline(pa);
	
	p.drawLine( _x+8, _y-8, _x+8, _y+8 );
	
	deinitPainter(p);
}

