110 lines
3.3 KiB
C
110 lines
3.3 KiB
C
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/****************************************************************************
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** Copyright (C) 2001-2011 Klaralvdalens Datakonsult AB. All rights reserved.
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**
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** This file is part of the KD Chart library.
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**
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** Licensees holding valid commercial KD Chart licenses may use this file in
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** accordance with the KD Chart Commercial License Agreement provided with
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** the Software.
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**
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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 and version 3 as published by the
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** Free Software Foundation and appearing in the file LICENSE.GPL.txt included.
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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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** Contact info@kdab.com if any conditions of this licensing are not
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** clear to you.
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**
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**********************************************************************/
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#ifndef KDCHARTPOLARDIAGRAM_H
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#define KDCHARTPOLARDIAGRAM_H
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#include "KDChartPosition.h"
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#include "KDChartAbstractPolarDiagram.h"
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class QPolygonF;
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namespace KDChart {
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/**
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* @brief PolarDiagram defines a common polar diagram
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*/
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class KDCHART_EXPORT PolarDiagram : public AbstractPolarDiagram
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{
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Q_OBJECT
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Q_DISABLE_COPY( PolarDiagram )
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KDCHART_DECLARE_DERIVED_DIAGRAM( PolarDiagram, PolarCoordinatePlane )
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public:
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explicit PolarDiagram(
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QWidget* parent = 0, PolarCoordinatePlane* plane = 0 );
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virtual ~PolarDiagram();
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protected:
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// Implement AbstractDiagram
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/** \reimpl */
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virtual void paint ( PaintContext* paintContext );
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public:
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/** \reimpl */
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virtual void resize ( const QSizeF& area );
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// Implement AbstractPolarDiagram
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/** \reimpl */
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virtual double valueTotals () const;
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/** \reimpl */
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virtual double numberOfValuesPerDataset() const;
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/** \reimpl */
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virtual double numberOfGridRings() const;
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virtual PolarDiagram * clone() const;
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/** \deprecated Use PolarCoordinatePlane::setStartPosition( qreal degrees ) instead. */
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void setZeroDegreePosition( int degrees );
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/** \deprecated Use qreal PolarCoordinatePlane::startPosition instead. */
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int zeroDegreePosition() const;
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void setRotateCircularLabels( bool rotateCircularLabels );
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bool rotateCircularLabels() const;
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/** Close each of the data series by connecting the last point to its
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* respective start point
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*/
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void setCloseDatasets( bool closeDatasets );
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bool closeDatasets() const;
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void setShowDelimitersAtPosition( Position position,
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bool showDelimiters );
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void setShowLabelsAtPosition( Position position,
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bool showLabels );
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bool showDelimitersAtPosition( Position position ) const;
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bool showLabelsAtPosition( Position position ) const;
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virtual void paint ( PaintContext* paintContext,
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bool calculateListAndReturnScale,
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qreal& newZoomX, qreal& newZoomY );
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protected:
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/** \reimpl */
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virtual const QPair<QPointF, QPointF> calculateDataBoundaries() const;
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void paintEvent ( QPaintEvent* );
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void resizeEvent ( QResizeEvent* );
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virtual void paintPolarMarkers( PaintContext* ctx, const QPolygonF& polygon );
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}; // End of class PolarDiagram
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}
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#endif // KDCHARTPOLARDIAGRAM_H
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