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/*
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KDChart - a multi-platform charting engine
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*/
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/****************************************************************************
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** Copyright (C) 2001-2003 Klarälvdalens Datakonsult AB. All rights reserved.
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**
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** This file is part of the KDChart library.
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**
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** This file may be distributed and/or modified under the terms of the
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** GNU General Public License version 2 as published by the Free Software
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** Foundation and appearing in the file LICENSE.GPL included in the
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** packaging of this file.
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**
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** Licensees holding valid commercial KDChart licenses may use this file in
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** accordance with the KDChart Commercial License Agreement provided with
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** the Software.
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**
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** This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
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** WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
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**
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** See http://www.klaralvdalens-datakonsult.se/?page=products for
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** information about KDChart Commercial License Agreements.
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**
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** Contact info@klaralvdalens-datakonsult.se if any conditions of this
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** licensing are not clear to you.
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**
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**********************************************************************/
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#ifndef __KDCHARTPOLARPAINTER_H__
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#define __KDCHARTPOLARPAINTER_H__
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#include "KDChartPainter.h"
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#include <KDChartTable.h>
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#include <KDChartParams.h>
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class KDChartPolarPainter : public KDChartPainter
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{
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friend class KDChartPainter;
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protected:
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KDChartPolarPainter( KDChartParams* params );
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virtual ~KDChartPolarPainter();
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virtual void paintData( TQPainter* painter,
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KDChartTableDataBase* data,
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bool paint2nd,
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KDChartDataRegionList* regions = 0 );
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/* void drawMarker( TQPainter* painter,
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KDChartParams::PolarMarkerStyle style,
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const TQColor& color, const TQPoint& p,
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uint dataset, uint value, uint chart,
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double minSizeP1000,
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TQRegion & region );*/
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virtual TQString fallbackLegendText( uint dataset ) const;
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virtual uint numLegendFallbackTexts( KDChartTableDataBase* data ) const;
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private:
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TQPoint polarToXY( int radius, int angle );
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void paintAxisLabels( TQPainter* painter,
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TQStringList& labelTexts,
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double radiusDelta,
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const TQRect& position,
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const TQPoint& center,
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double radiusPPU,
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double& currentRadiusPPU,
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const KDChartAxisParams & paraCircular,
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double minSizeP1000 );
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void paintCircularAxisLabel( TQPainter* painter,
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bool rotate,
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int txtAngle,
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TQPoint center,
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double currentRadiusPPU,
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const TQString& txt,
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int align,
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int step );
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};
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#endif
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