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, 139 insertions, 0 deletions

diff --git a/src/variant.cpp b/src/variant.cpp
new file mode 100644
index 0000000..10422cd
--- /dev/null
+++ b/src/variant.cpp
@@ -0,0 +1,139 @@
+/***************************************************************************
+ *   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 "colorcombo.h"
+#include "cnitem.h"
+
+#include <cmath>
+#include <klocale.h>
+
+Variant::Variant( Type::Value type )
+	: QObject()
+{
+	m_type = type;
+	m_bSetDefault = false;
+	m_bHidden = false;
+	m_bAdvanced = false; 
+	m_minValue = 1e-6;
+	m_maxValue = 1e9;
+	m_minAbsValue = 1e-6;
+	m_colorScheme = ColorCombo::QtStandard;
+	if ( type == Type::Color )
+	{
+		// this value is taken from ColorCombo and should ideally be put somewhere...
+		m_defaultValue = "#f62a2a";
+		m_value = "#f62a2a";
+	}
+}
+
+
+Variant::~Variant()
+{
+}
+
+
+void Variant::setType( Type::Value type )
+{
+	m_type = type;
+}
+
+
+void Variant::appendAllowed(QString string)
+{
+	if ( !m_allowed.contains(string) ) {
+		m_allowed.append(string);
+	}
+}
+
+
+void Variant::setAllowed(QStringList stringList)
+{
+	// Ideally, we should check for duplicates in whatever is setting the
+	// allowed strings, but it is a lot easier and permanent to do it here
+	m_allowed.clear();
+	const QStringList::iterator end = stringList.end();
+	for ( QStringList::iterator it = stringList.begin(); it != end; ++it )
+	{
+		if ( !m_allowed.contains(*it) ) {
+			m_allowed.append(*it);
+		}
+	}
+}
+
+
+void Variant::setMinValue( const double value )
+{
+	m_minValue = value;
+	if ( std::abs(value) < m_minAbsValue && value != 0.  )
+	{
+		m_minAbsValue = std::abs(value);
+	}
+}
+
+void Variant::setMaxValue( const double value )
+{
+	m_maxValue = value;
+	if ( std::abs(value) < m_minAbsValue && value != 0. )
+	{
+		m_minAbsValue = std::abs(value);
+	}
+}
+
+QString Variant::displayString() const
+{
+	switch(type())
+	{
+		case Variant::Type::Double:
+		{
+			double numValue = m_value.toDouble();
+			return QString::number( numValue / CNItem::getMultiplier(numValue) ) + " " + CNItem::getNumberMag(numValue) + m_unit;
+		}
+		
+		case Variant::Type::Int:
+			return m_value.toString()+" "+m_unit;
+			
+		case Variant::Type::Bool:
+			return m_value.toBool() ? i18n("True") : i18n("False");
+			
+		default:
+			return m_value.toString();
+	}
+}
+
+void Variant::setValue( const QVariant& val )
+{
+	if (!m_bSetDefault)
+		setDefaultValue(val);
+	
+	if ( m_value == val )
+		return;
+	
+	const QVariant old = m_value;
+	m_value = val;
+	emit( valueChanged( val, old ) );
+}
+
+void Variant::setDefaultValue( QVariant val )
+{
+	m_defaultValue = val;
+	m_bSetDefault = true;
+}
+
+void Variant::resetToDefault()
+{
+	setValue( defaultValue() );
+}
+
+void Variant::setMinAbsValue( double val )
+{
+	m_minAbsValue = val;
+}
+
+#include "variant.moc"