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-rw-r--r--src/electronics/components/eccurrentsource.cpp94
1 files changed, 94 insertions, 0 deletions
diff --git a/src/electronics/components/eccurrentsource.cpp b/src/electronics/components/eccurrentsource.cpp
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+++ b/src/electronics/components/eccurrentsource.cpp
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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 "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);
+}
+
+
+