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Add Polar chart support...
Add Polar chart support This commit also heavily refactors things as polar chart needs separate implementation of various classes that previously only needed one, such as ChartAxis and ChartLayout. Task-number: QTRD-1757 Change-Id: I3d3db23920314987ceef3ae92879960b833b7136 Reviewed-by: Miikka Heikkinen <miikka.heikkinen@digia.com>
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r2432:53927f716a3d
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abstractbarchartitem_p.h
94 lines | 2.7 KiB | text/x-c | CLexer
/ src / barchart / abstractbarchartitem_p.h
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sauimone
refactoring internal barchart items
 r1674 /****************************************************************************
**
Miikka Heikkinen
Fixed the copyright year 2012 -> 2013
 r2432 ** Copyright (C) 2013 Digia Plc
sauimone
refactoring internal barchart items
 r1674 ** All rights reserved.
** For any questions to Digia, please use contact form at http://qt.digia.com
**
** This file is part of the Qt Commercial Charts Add-on.
**
** $QT_BEGIN_LICENSE$
** Licensees holding valid Qt Commercial licenses may use this file in
** accordance with the Qt Commercial License Agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and Digia.
**
** If you have questions regarding the use of this file, please use
** contact form at http://qt.digia.com
** $QT_END_LICENSE$
**
****************************************************************************/
// W A R N I N G
// -------------
//
// This file is not part of the QtCommercial Chart API. It exists purely as an
// implementation detail. This header file may change from version to
// version without notice, or even be removed.
//
// We mean it.
#ifndef ABSTRACTBARCHARTITEM_H
#define ABSTRACTBARCHARTITEM_H
#include "chartitem_p.h"
#include "qabstractbarseries.h"
#include <QPen>
#include <QBrush>
QTCOMMERCIALCHART_BEGIN_NAMESPACE
class Bar;
class QAxisCategories;
class QChart;
Marek Rosa
Bar animations refactored
 r2316 class BarAnimation;
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 r1674
class AbstractBarChartItem : public ChartItem
{
Q_OBJECT
public:
Michal Klocek
Refactors internals...
 r2273 AbstractBarChartItem(QAbstractBarSeries *series, QGraphicsItem* item = 0);
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 r1674 virtual ~AbstractBarChartItem();
public:
void paint(QPainter *painter, const QStyleOptionGraphicsItem *option, QWidget *widget);
QRectF boundingRect() const;
virtual QVector<QRectF> calculateLayout() = 0;
Marek Rosa
Bar animations refactored
 r2316 virtual void initializeLayout() = 0;
sauimone
refactoring internal barchart items
 r1674 virtual void applyLayout(const QVector<QRectF> &layout);
Marek Rosa
Bar animations refactored
 r2316 virtual void setAnimation(BarAnimation *animation);
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 r1674 void setLayout(const QVector<QRectF> &layout);
void updateLayout(const QVector<QRectF> &layout);
QRectF geometry() const { return m_rect;}
public Q_SLOTS:
Michal Klocek
Refactors Domain and Axis...
 r1698 void handleDomainUpdated();
sauimone
refactoring internal barchart items
 r1674 void handleLayoutChanged();
void handleLabelsVisibleChanged(bool visible);
void handleDataStructureChanged(); // structure of of series has changed, recreate graphic items
void handleVisibleChanged();
Tero Ahola
Added opacity property to QAbstractSeries
 r2067 void handleOpacityChanged();
Marek Rosa
BarChartItems code cleanup
 r2305 virtual void handleUpdatedBars();
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 r1674
protected:
qreal m_domainMinX;
qreal m_domainMaxX;
qreal m_domainMinY;
qreal m_domainMaxY;
QRectF m_rect;
QVector<QRectF> m_layout;
Marek Rosa
Bar animations refactored
 r2316 BarAnimation *m_animation;
sauimone
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 r1674
sauimone
population pyramid example. Added grouping option to barseries to give some control over layout
 r1794 QAbstractBarSeries *m_series; // Not owned.
sauimone
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 r1674 QList<Bar *> m_bars;
QList<QGraphicsSimpleTextItem *> m_labels;
Marek Rosa
Bar animations refactored
 r2316 QSizeF m_oldSize;
sauimone
refactoring internal barchart items
 r1674 };
QTCOMMERCIALCHART_END_NAMESPACE
#endif // ABSTRACTBARCHARTITEM_H