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, 132 insertions, 0 deletions

diff --git a/src/electronics/components/resistordip.cpp b/src/electronics/components/resistordip.cpp
new file mode 100644
index 0000000..d2c5bdb
--- /dev/null
+++ b/src/electronics/components/resistordip.cpp
@@ -0,0 +1,132 @@
+/***************************************************************************
+ *   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 "libraryitem.h"
+#include "node.h"
+#include "resistance.h"
+#include "resistordip.h"
+
+#include <kiconloader.h>
+#include <klocale.h>
+#include <qpainter.h>
+
+Item* ResistorDIP::construct( ItemDocument *itemDocument, bool newItem, const char *id )
+{
+	return new ResistorDIP( (ICNDocument*)itemDocument, newItem, id );
+}
+
+LibraryItem* ResistorDIP::libraryItem()
+{
+	return new LibraryItem(
+		"ec/resistordip",
+		i18n("Resistor DIP"),
+		i18n("Discrete"),
+		"resistordip.png",
+		LibraryItem::lit_component,
+		ResistorDIP::construct
+			);
+}
+
+ResistorDIP::ResistorDIP( ICNDocument *icnDocument, bool newItem, const char *id )
+	: Component( icnDocument, newItem, id ? id : "multiplexer" )
+{
+	m_name = i18n("Resistor DIP");
+	m_desc = i18n("Set of resistors with identical values in a Dual Inline Package.");
+	
+	m_resistorCount = 0;
+	for ( int i=0; i<maxCount; ++i )
+		m_resistance[i] = 0l;
+	
+	createProperty( "resistance", Variant::Type::Double );
+	property("resistance")->setCaption( i18n("Resistance") );
+	property("resistance")->setUnit( QChar(0x3a9) );
+	property("resistance")->setValue(1e4);
+	property("resistance")->setMinValue(1e-6);
+	
+	createProperty( "count", Variant::Type::Int );
+	property("count")->setCaption( i18n("Count") );
+	property("count")->setMinValue(2);
+	property("count")->setMaxValue(maxCount);
+	property("count")->setValue(8);
+}
+
+ResistorDIP::~ResistorDIP()
+{
+}
+
+
+void ResistorDIP::dataChanged()
+{
+	initPins();
+	const double resistance = dataDouble("resistance");
+	for ( int i=0; i<m_resistorCount; ++i )
+		m_resistance[i]->setResistance(resistance);
+	
+	const QString display = QString::number( resistance / getMultiplier(resistance), 'g', 3 ) + getNumberMag(resistance) + QChar(0x3a9);
+	addDisplayText( "res", QRect( offsetX(), offsetY()-16, 32, 12 ), display );
+}
+
+
+void ResistorDIP::initPins()
+{
+	const int count = dataInt("count");
+	const double resistance = dataDouble("resistance");
+	
+	if ( count == m_resistorCount )
+		return;
+	
+	if ( count < m_resistorCount )
+	{
+		for ( int i=count; i<m_resistorCount; ++i )
+		{
+			removeElement( m_resistance[i], false );
+			m_resistance[i] = 0l;
+			removeNode( "n"+QString::number(i) );
+			removeNode( "p"+QString::number(i) );
+		}
+	}
+	else
+	{
+		for ( int i=m_resistorCount; i<count; ++i )
+		{
+			const QString nid = "n"+QString::number(i);
+			const QString pid = "p"+QString::number(i);
+			m_resistance[i] = createResistance( createPin( -24, 0, 0, nid ), createPin( 24, 0, 180, pid ), resistance );
+		}
+	}
+	m_resistorCount = count;
+	
+	setSize( -16, -count*8, 32, count*16, true );
+	updateDIPNodePositions();
+}
+
+
+void ResistorDIP::updateDIPNodePositions()
+{
+	for ( int i=0; i<m_resistorCount; ++i )
+	{
+		m_nodeMap["n"+QString::number(i)].y = offsetY() + 8 + 16*i;
+		m_nodeMap["p"+QString::number(i)].y = offsetY() + 8 + 16*i;
+	}
+	updateAttachedPositioning();
+}
+
+
+void ResistorDIP::drawShape( QPainter &p )
+{
+	int _x = int(x()+offsetX());
+	int _y = int(y()+offsetY());
+	
+	initPainter(p);
+	for ( int i=0; i<m_resistorCount; ++i )
+		p.drawRect( _x, _y+16*i+2, 32, 12 );
+	deinitPainter(p);
+}
+