/usr/include/KChart/KChartRingDiagram.h is in libkchart-dev 2.6.0-2.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 | /**
* Copyright (C) 2001-2015 Klaralvdalens Datakonsult AB. All rights reserved.
*
* This file is part of the KD Chart library.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
* published by the Free Software Foundation; either version 2 of
* the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#ifndef KCHARTRINGDIAGRAM_H
#define KCHARTRINGDIAGRAM_H
#include "KChartAbstractPieDiagram.h"
namespace KChart {
/**
* @brief RingDiagram defines a common ring diagram
*/
class KCHART_EXPORT RingDiagram : public AbstractPieDiagram
{
Q_OBJECT
Q_DISABLE_COPY( RingDiagram )
KCHART_DECLARE_DERIVED_DIAGRAM( RingDiagram, PolarCoordinatePlane )
public:
explicit RingDiagram(
QWidget* parent = 0, PolarCoordinatePlane* plane = 0 );
virtual ~RingDiagram();
protected:
// Implement AbstractDiagram
/** \reimpl */
virtual void paint( PaintContext* paintContext );
public:
/** \reimpl */
virtual void resize( const QSizeF& area );
// Implement AbstractPolarDiagram
/** \reimpl */
virtual qreal valueTotals() const;
/** \reimpl */
virtual qreal numberOfValuesPerDataset() const;
virtual qreal numberOfDatasets() const;
/** \reimpl */
virtual qreal numberOfGridRings() const;
qreal valueTotals( int dataset ) const;
virtual RingDiagram * clone() const;
/**
* Returns true if both diagrams have the same settings.
*/
bool compare( const RingDiagram* other ) const;
void setRelativeThickness( bool relativeThickness );
bool relativeThickness() const;
virtual void setExpandWhenExploded( bool expand );
virtual bool expandWhenExploded() const;
protected:
/** \reimpl */
virtual const QPair<QPointF, QPointF> calculateDataBoundaries() const;
void paintEvent( QPaintEvent* );
void resizeEvent( QResizeEvent* );
private:
void drawOneSlice( QPainter* painter, uint dataset, uint slice, qreal granularity );
void drawPieSurface( QPainter* painter, uint dataset, uint slice, qreal granularity );
QPointF pointOnEllipse( const QRectF& rect, int dataset, int slice, bool outer, qreal angle,
qreal totalGapFactor, qreal totalExplodeFactor );
}; // End of class RingDiagram
}
#endif // KCHARTRINGDIAGRAM_H
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