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0001 /* This file is part of the KDE project
0002  * Copyright (C) 2008 Jan Hambrecht <jaham@gmx.net>
0003  *
0004  * This library is free software; you can redistribute it and/or
0005  * modify it under the terms of the GNU Library General Public
0006  * License as published by the Free Software Foundation; either
0007  * version 2 of the License, or (at your option) any later version.
0008  *
0009  * This library is distributed in the hope that it will be useful,
0010  * but WITHOUT ANY WARRANTY; without even the implied warranty of
0011  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
0012  * Library General Public License for more details.
0013  *
0014  * You should have received a copy of the GNU Library General Public License
0015  * along with this library; see the file COPYING.LIB.  If not, write to
0016  * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
0017  * Boston, MA 02110-1301, USA.
0018  */
0019 
0020 #include "KoCheckerBoardPainter.h"
0021 #include <QPainter>
0022 
0023 KoCheckerBoardPainter::KoCheckerBoardPainter( int checkerSize )
0024 : m_checkerSize(checkerSize), m_lightColor( Qt::lightGray ), m_darkColor( Qt::darkGray )
0025 {
0026     createChecker();
0027 }
0028 
0029 void KoCheckerBoardPainter::setCheckerColors( const QColor &lightColor, const QColor &darkColor )
0030 {
0031     m_lightColor = lightColor;
0032     m_darkColor = darkColor;
0033     createChecker();
0034 }
0035 
0036 void KoCheckerBoardPainter::setCheckerSize( int checkerSize )
0037 {
0038     m_checkerSize = checkerSize;
0039     createChecker();
0040 }
0041 
0042 void KoCheckerBoardPainter::paint( QPainter &painter, const QRectF &rect ) const
0043 {
0044     painter.fillRect( rect, QBrush(m_checker));
0045 }
0046 
0047 void KoCheckerBoardPainter::createChecker()
0048 {
0049     m_checker = QPixmap( 2*m_checkerSize, 2*m_checkerSize );
0050     QPainter p(&m_checker);
0051     p.fillRect(0, 0, m_checkerSize, m_checkerSize, m_lightColor);
0052     p.fillRect(m_checkerSize, 0, m_checkerSize, m_checkerSize, m_darkColor);
0053     p.fillRect(0, m_checkerSize, m_checkerSize, m_checkerSize, m_darkColor);
0054     p.fillRect(m_checkerSize, m_checkerSize, m_checkerSize, m_checkerSize, m_lightColor);
0055     p.end();
0056 }