1 /* 2 * Copyright (C) 2001-2015 Klaralvdalens Datakonsult AB. All rights reserved. 3 * 4 * This file is part of the KD Chart library. 5 * 6 * This program is free software; you can redistribute it and/or 7 * modify it under the terms of the GNU General Public License as 8 * published by the Free Software Foundation; either version 2 of 9 * the License, or (at your option) any later version. 10 * 11 * This program is distributed in the hope that it will be useful, 12 * but WITHOUT ANY WARRANTY; without even the implied warranty of 13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 14 * GNU General Public License for more details. 15 * 16 * You should have received a copy of the GNU General Public License 17 * along with this program. If not, see <https://www.gnu.org/licenses/>. 18 */ 19 20 #include "KChartPrintingParameters.h" 21 22 using namespace KChart; 23 PrintingParameters()24PrintingParameters::PrintingParameters() 25 : m_scaleFactor( 1.0 ) 26 { 27 } 28 instance()29PrintingParameters* PrintingParameters::instance() 30 { 31 static PrintingParameters instance; 32 return &instance; 33 } 34 scaleFactor()35qreal PrintingParameters::scaleFactor() 36 { 37 return instance()->m_scaleFactor; 38 } 39 setScaleFactor(const qreal scaleFactor)40void PrintingParameters::setScaleFactor( const qreal scaleFactor ) 41 { 42 instance()->m_scaleFactor = scaleFactor; 43 } 44 resetScaleFactor()45void PrintingParameters::resetScaleFactor() 46 { 47 instance()->m_scaleFactor = 1.0; 48 } 49 scalePen(const QPen & pen)50QPen PrintingParameters::scalePen( const QPen& pen ) 51 { 52 if ( instance()->m_scaleFactor == 1.0 ) 53 return pen; 54 55 QPen resultPen = pen; 56 resultPen.setWidthF( resultPen.widthF() * instance()->m_scaleFactor ); 57 if ( resultPen.widthF() == 0.0 ) 58 resultPen.setWidthF( instance()->m_scaleFactor ); 59 60 return resultPen; 61 } 62