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89 lines
2.5 KiB
89 lines
2.5 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 "kalziumutils.h"
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#include <kdebug.h>
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#include <tdeglobal.h>
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#include <tdelocale.h>
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#include <tqfont.h>
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#include <tqrect.h>
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#include <tqpainter.h>
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#include <tqglobal.h>
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#include <math.h>
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#if defined(Q_OS_SOLARIS)
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#include <ieeefp.h>
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#endif
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int KalziumUtils::maxSize( const TQString& string, const TQRect& rect, TQFont font, TQPainter* p, int minFontSize, int maxFontSize )
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{
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bool goodSizeFound = false;
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int size = maxFontSize;
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TQRect r;
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do
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{
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font.setPointSize( size );
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p->setFont( font );
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r = p->boundingRect( TQRect(), TQt::AlignAuto, string );
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r.moveBy( rect.left(), rect.top() );
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if ( rect.contains( r ) )
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goodSizeFound = true;
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else
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size--;
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}
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while ( !goodSizeFound && ( size > minFontSize ) );
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return size;
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}
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int KalziumUtils::StringHeight( const TQString& string, const TQFont& font, TQPainter* p )
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{
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return p->boundingRect( TQRect(), TQt::AlignAuto, string ).height();
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}
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int KalziumUtils::StringWidth( const TQString& string, const TQFont& font, TQPainter* p )
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{
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return p->boundingRect( TQRect(), TQt::AlignAuto, string ).width();
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}
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double KalziumUtils::strippedValue( double num )
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{
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if ( !finite( num ) )
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return num;
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double power;
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power = 1e-6;
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while ( power < num )
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power *= 10;
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num = num / power * 10000;
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num = tqRound( num );
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return num * power / 10000;
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}
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TQString KalziumUtils::localizedValue( double val, int precision, unsigned long options )
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{
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TQString str = TDEGlobal::locale()->formatNumber( val, precision );
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while( str.endsWith("0") )
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str.truncate( str.length()-1);
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if ( str.endsWith( TDEGlobal::locale()->decimalSymbol() ) )
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{
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// we do not want trailing ',' values so readd trailing 0
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str.append( '0' ); //
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}
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return str;
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}
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