Added KDE3 version of ktechlab

git-svn-id: svn://anonsvn.kde.org/home/kde/branches/trinity/applications/ktechlab@1095338 283d02a7-25f6-0310-bc7c-ecb5cbfe19da

1 files changed, 92 insertions, 0 deletions

diff --git a/src/electronics/components/eccapacitor.cpp b/src/electronics/components/eccapacitor.cpp
new file mode 100644
index 0000000..76a09b0
--- /dev/null
+++ b/src/electronics/components/eccapacitor.cpp
@@ -0,0 +1,92 @@
+/***************************************************************************
+ *   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() );
+}
+
+