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ecopamp.cpp

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

#include "ecopamp.h"

#include "ecnode.h"
#include "libraryitem.h"

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

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


LibraryItem* ECOpAmp::libraryItem()
{
      return new LibraryItem(
            "ec/opamp",
            i18n("Op Amp"),
            i18n("Integrated Circuits"),
            "opamp.png",
            LibraryItem::lit_component,
            ECOpAmp::construct );
}


ECOpAmp::ECOpAmp( ICNDocument *icnDocument, bool newItem, const char *id )
      : Component( icnDocument, newItem, id ? id : "opamp" )
{
      m_name = i18n("Operational Amplifier");
      m_desc = i18n("Ideal amplifier");
      
      QPointArray pa(3);
      pa[0] = QPoint( -16, -16 );
      pa[1] = QPoint( 16, 0 );
      pa[2] = QPoint( -16, 16 );
      setItemPoints( pa, true );
      
      init2PinLeft( -8, 8 );
      init1PinRight();
      createOpAmp( m_pNNode[0], m_pPNode[0], m_pNNode[1] );
}


ECOpAmp::~ECOpAmp()
{
}


void ECOpAmp::drawShape( QPainter & p )
{
      initPainter(p);
      
      int _x = int(x());
      int _y = int(y());
      
      QPointArray pa(3);
      pa[0] = QPoint( _x-16, _y-16 );
      pa[1] = QPoint( _x+16, _y );
      pa[2] = QPoint( _x-16, _y+16 );
      
      p.drawPolygon(pa);
      p.drawPolyline(pa);
      
      // Plus symbol
      p.drawLine( _x-9, _y-8, _x-9, _y-2 );
      p.drawLine( _x-12, _y-5, _x-6, _y-5 );
      
      // Minus symbol
      p.drawLine( _x-11, _y+6, _x-7, _y+6 );
      
      deinitPainter(p);
}



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