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173 lines
6.3 KiB
173 lines
6.3 KiB
/***************************************************************************
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copyright : (C) 2005 by Carsten Niehaus
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email : cniehaus@kde.org
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***************************************************************************/
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/***************************************************************************
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* *
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* This program is free software; you can redistribute it and/or modify *
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* it under the terms of the GNU General Public License as published by *
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* the Free Software Foundation; either version 2 of the License, or *
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* (at your option) any later version. *
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* *
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***************************************************************************/
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#include "somwidget_impl.h"
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#include <tqlabel.h>
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#include <tqpair.h>
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#include <tqslider.h>
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#include <tqtextedit.h>
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#include <tqvaluelist.h>
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#include <kdebug.h>
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#include <knuminput.h>
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#include <tdelocale.h>
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#include <math.h>
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#include "element.h"
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#include "kalziumdataobject.h"
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#include "prefs.h"
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#include "tempunit.h"
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SOMWidgetIMPL::SOMWidgetIMPL( TQWidget *parent, const char* name )
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: SOMWidget( parent,name )
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{
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m_list = KalziumDataObject::instance()->ElementList;
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text->setAlignment( text->alignment() | TQt::WordBreak );
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text->setTextFormat( TQt::RichText );
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text->setReadOnly( true );
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text->setPaletteBackgroundColor( paletteBackgroundColor() );
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text->setFrameStyle( TQFrame::NoFrame );
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m_htmlBegin = "<qt>";
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m_htmlEnd = "</qt>";
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m_prevUnit = Prefs::temperature();
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connect( Number1, TQT_SIGNAL( valueChanged( double ) ),
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this, TQT_SLOT( spinValueChanged( double ) ) );
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connect( temp_slider, TQT_SIGNAL( valueChanged( int ) ),
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this, TQT_SLOT( sliderValueChanged( int ) ) );
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connect( Number1, TQT_SIGNAL( valueChanged( double ) ),
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this, TQT_SLOT( setNewTemp( double ) ) );
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reloadUnits();
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}
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void SOMWidgetIMPL::reloadUnits()
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{
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lblUnit->setText( TempUnit::unitListSymbol( Prefs::temperature() ) );
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TQPair<double, double> range = TempUnit::rangeForUnit( Prefs::temperature() );
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double newvalue = TempUnit::convert( Number1->value(), m_prevUnit, Prefs::temperature() );
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Number1->setRange( range.first, range.second, 0.1, 1 );
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Number1->setValue( newvalue );
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setNewTemp( newvalue );
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kdDebug() << "min: " << Number1->minValue() << " - max: " << Number1->maxValue() << endl;
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m_prevUnit = Prefs::temperature();
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}
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void SOMWidgetIMPL::sliderValueChanged( int temp )
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{
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// TODO check if in TQt4 the RangeControl emits the signal again
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disconnect( Number1, TQT_SIGNAL( valueChanged( double ) ),
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this, TQT_SLOT( spinValueChanged( double ) ) );
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disconnect( temp_slider, TQT_SIGNAL( valueChanged( int ) ),
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this, TQT_SLOT( sliderValueChanged( int ) ) );
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disconnect( Number1, TQT_SIGNAL( valueChanged( double ) ),
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this, TQT_SLOT( setNewTemp( double ) ) );
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double newvalue = TempUnit::convert( (double)temp, (int)TempUnit::Kelvin, Prefs::temperature() );
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Number1->setValue( newvalue );
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setNewTemp( newvalue );
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connect( Number1, TQT_SIGNAL( valueChanged( double ) ),
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this, TQT_SLOT( spinValueChanged( double ) ) );
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connect( temp_slider, TQT_SIGNAL( valueChanged( int ) ),
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this, TQT_SLOT( sliderValueChanged( int ) ) );
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connect( Number1, TQT_SIGNAL( valueChanged( double ) ),
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this, TQT_SLOT( setNewTemp( double ) ) );
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}
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void SOMWidgetIMPL::spinValueChanged( double temp )
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{
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disconnect( Number1, TQT_SIGNAL( valueChanged( double ) ),
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this, TQT_SLOT( spinValueChanged( double ) ) );
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disconnect( temp_slider, TQT_SIGNAL( valueChanged( int ) ),
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this, TQT_SLOT( sliderValueChanged( int ) ) );
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disconnect( Number1, TQT_SIGNAL( valueChanged( double ) ),
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this, TQT_SLOT( setNewTemp( double ) ) );
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int newvalue = (int)TempUnit::convert( temp, Prefs::temperature(), (int)TempUnit::Kelvin );
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temp_slider->setValue( newvalue );
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setNewTemp( temp );
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connect( Number1, TQT_SIGNAL( valueChanged( double ) ),
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this, TQT_SLOT( spinValueChanged( double ) ) );
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connect( temp_slider, TQT_SIGNAL( valueChanged( int ) ),
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this, TQT_SLOT( sliderValueChanged( int ) ) );
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connect( Number1, TQT_SIGNAL( valueChanged( double ) ),
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this, TQT_SLOT( setNewTemp( double ) ) );
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}
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void SOMWidgetIMPL::setNewTemp( double newtemp )
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{
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static const int threshold = 25;
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double temp = TempUnit::convert( newtemp, Prefs::temperature(), (int)TempUnit::Kelvin );
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TQValueList<Element*>::ConstIterator it = m_list.begin();
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const TQValueList<Element*>::ConstIterator itEnd = m_list.end();
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TQStringList listMeltingPoint;
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TQStringList listBoilingPoint;
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TQStringList listBoilingPointValue;
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TQStringList listMeltingPointValue;
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for ( ; it != itEnd; ++it )
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{
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if ( ( ( *it )->melting() > 0.0 ) && fabs( ( *it )->melting() - temp ) <= threshold )
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{
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listMeltingPoint << ( *it )->elname();
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listMeltingPointValue << ( *it )->adjustUnits( Element::MELTINGPOINT );
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}
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if ( ( ( *it )->boiling() > 0.0 ) && fabs( ( *it )->boiling() - temp ) <= threshold )
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{
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listBoilingPoint << ( *it )->elname();
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listBoilingPointValue << ( *it )->adjustUnits( Element::BOILINGPOINT );
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}
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}
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TQString htmlcode;
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if ( listMeltingPoint.count() > 0 )
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{
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htmlcode += i18n( "Elements with melting point around this temperature:" ) + "<br>";
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for ( uint i = 0; i < listMeltingPoint.count(); i++ )
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{
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htmlcode += " <b>·</b> " + i18n( "For example: Carbon (300K)", "%1 (%2)" ).arg( listMeltingPoint[i] ).arg( listMeltingPointValue[i] ) + "<br>";
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}
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htmlcode += "<br>";
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}
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else
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{
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htmlcode += i18n( "No elements with a melting point around this temperature" );
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htmlcode += "<br><br>";
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}
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if ( listBoilingPoint.count() > 0 )
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{
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htmlcode += i18n( "Elements with boiling point around this temperature:" ) + "<br>";
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for ( uint i = 0; i < listBoilingPoint.count(); i++ )
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{
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htmlcode += " <b>·</b> " + i18n( "For example: Carbon (300K)", "%1 (%2)" ).arg( listBoilingPoint[i] ).arg( listBoilingPointValue[i] ) + "<br>";
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}
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htmlcode += "<br>";
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}
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else
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{
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htmlcode += i18n( "No elements with a boiling point around this temperature" );
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htmlcode += "<br>";
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}
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// kdDebug() << m_htmlBegin + htmlcode + m_htmlEnd << endl;
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text->setText( m_htmlBegin + htmlcode + m_htmlEnd );
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}
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#include "somwidget_impl.moc"
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