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85 lines
2.9 KiB
85 lines
2.9 KiB
/* -*- Mode: C++ -*-
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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 __KDCHARTPIEPAINTER_H__
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#define __KDCHARTPIEPAINTER_H__
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#include <KDChartPainter.h>
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#include <KDChartTable.h>
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class KDChartParams;
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class KDChartPiePainter : public KDChartPainter
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{
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friend class KDChartPainter;
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protected:
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KDChartPiePainter( KDChartParams* params );
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virtual ~KDChartPiePainter();
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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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virtual void drawOnePie( TQPainter* painter,
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KDChartTableDataBase* data,
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uint dataset, uint pie, uint chart,
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uint threeDPieHeight,
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KDChartDataRegionList* regions = 0 );
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virtual void draw3DEffect( TQPainter* painter, const TQRect& drawPosition,
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uint dataset, uint pie, uint chart,
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uint threeDPieHeight,
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bool explode,
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TQRegion* region = 0 );
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void drawStraightEffectSegment( TQPainter* painter, const TQRect& rect,
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uint dataset, uint pie, uint chart,
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int threeDHeight, int angle,
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TQRegion* region = 0 );
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void drawArcEffectSegment( TQPainter* painter, const TQRect& rect,
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uint dataset, uint pie, uint chart,
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int threeDHeight, int startAngle,
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int endAngle,
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TQRegion* region = 0 );
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virtual TQString fallbackLegendText( uint dataset ) const;
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virtual uint numLegendFallbackTexts( KDChartTableDataBase* data ) const;
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uint findPieAt( int angle );
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uint findLeftPie( uint pie );
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uint findRightPie( uint pie );
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TQMemArray < int > _startAngles;
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TQMemArray < int > _angleLens;
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TQRect _position;
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int _size;
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int _numValues; // PENDING(kalle) Move to base class
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}
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;
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#endif
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