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Diffstat (limited to 'libkdchart/KDChartAreaPainter.cpp')
-rw-r--r-- | libkdchart/KDChartAreaPainter.cpp | 80 |
1 files changed, 80 insertions, 0 deletions
diff --git a/libkdchart/KDChartAreaPainter.cpp b/libkdchart/KDChartAreaPainter.cpp new file mode 100644 index 0000000..19a8123 --- /dev/null +++ b/libkdchart/KDChartAreaPainter.cpp @@ -0,0 +1,80 @@ +/* -*- Mode: C++ -*- + KDChart - a multi-platform charting engine + */ + +/**************************************************************************** + ** Copyright (C) 2001-2003 Klarälvdalens Datakonsult AB. All rights reserved. + ** + ** This file is part of the KDChart library. + ** + ** This file may be distributed and/or modified under the terms of the + ** GNU General Public License version 2 as published by the Free Software + ** Foundation and appearing in the file LICENSE.GPL included in the + ** packaging of this file. + ** + ** Licensees holding valid commercial KDChart licenses may use this file in + ** accordance with the KDChart Commercial License Agreement provided with + ** the Software. + ** + ** This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE + ** WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. + ** + ** See http://www.klaralvdalens-datakonsult.se/?page=products for + ** information about KDChart Commercial License Agreements. + ** + ** Contact info@klaralvdalens-datakonsult.se if any conditions of this + ** licensing are not clear to you. + ** + **********************************************************************/ +#include "KDChartAreaPainter.h" + +/** + \class KDChartAreaPainter KDChartAreaPainter.h + + \brief Implements a chart painter that draws area charts. + */ + +/** + Constructor. Sets up internal data structures as necessary. + + \param params the KDChartParams structure that defines the chart + */ + KDChartAreaPainter::KDChartAreaPainter( KDChartParams* params ) : +KDChartLinesPainter( params ) +{ + // This constructor intentionally left blank so far; we cannot setup the + // geometry yet since we do not know the size of the painter. +} + + +/** + Destructor. + */ +KDChartAreaPainter::~KDChartAreaPainter() +{ + // intentionally left blank +} + + +/** + Paints the actual data area. + + \param painter the QPainter onto which the chart should be painted + \param data the data that will be displayed as a chart + \param paint2nd specifies whether the main chart or the additional chart is to be drawn now + \param regions a pointer to a list of regions that will be filled + with regions representing the data segments, if not null + */ +void KDChartAreaPainter::paintData( QPainter* painter, + KDChartTableDataBase* data, + bool paint2nd, + KDChartDataRegionList* regions ) +{ + paintDataInternal( painter, data, + false, // non-centered points + false, // no line markers + true, // an area + paint2nd, + regions ); +} + |