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/* -*- 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.
**
**********************************************************************/
#ifndef __KDCHARTPIEPAINTER_H__
#define __KDCHARTPIEPAINTER_H__
#include <KDChartPainter.h>
#include <KDChartTable.h>
class KDChartParams;
class KDChartPiePainter : public KDChartPainter
{
friend class KDChartPainter;
protected:
KDChartPiePainter( KDChartParams* params );
virtual ~KDChartPiePainter();
virtual void paintData( QPainter* painter,
KDChartTableDataBase* data,
bool paint2nd,
KDChartDataRegionList* regions = 0 );
virtual void drawOnePie( QPainter* painter,
KDChartTableDataBase* data,
uint dataset, uint pie, uint chart,
uint threeDPieHeight,
KDChartDataRegionList* regions = 0 );
virtual void draw3DEffect( QPainter* painter, const QRect& drawPosition,
uint dataset, uint pie, uint chart,
uint threeDPieHeight,
bool explode,
QRegion* region = 0 );
void drawStraightEffectSegment( QPainter* painter, const QRect& rect,
uint dataset, uint pie, uint chart,
int threeDHeight, int angle,
QRegion* region = 0 );
void drawArcEffectSegment( QPainter* painter, const QRect& rect,
uint dataset, uint pie, uint chart,
int threeDHeight, int startAngle,
int endAngle,
QRegion* region = 0 );
virtual QString fallbackLegendText( uint dataset ) const;
virtual uint numLegendFallbackTexts( KDChartTableDataBase* data ) const;
uint findPieAt( int angle );
uint findLeftPie( uint pie );
uint findRightPie( uint pie );
QMemArray < int > _startAngles;
QMemArray < int > _angleLens;
QRect _position;
int _size;
int _numValues; // PENDING(kalle) Move to base class
}
;
#endif
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