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// Copyright (C) 2016 The Qt Company Ltd.
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0-only
// W A R N I N G
// -------------
//
// This file is not part of the Qt 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 CANDLESTICKCHARTITEM_P_H
#define CANDLESTICKCHARTITEM_P_H
#include <private/chartitem_p.h>
#include <QtCharts/private/qchartglobal_p.h>
QT_BEGIN_NAMESPACE
class Candlestick;
class CandlestickAnimation;
class QCandlestickSeries;
class QCandlestickSet;
class Q_CHARTS_EXPORT CandlestickChartItem : public ChartItem
{
Q_OBJECT
public:
CandlestickChartItem(QCandlestickSeries *series, QGraphicsItem *item = nullptr);
~CandlestickChartItem();
void setAnimation(CandlestickAnimation *animation);
QRectF boundingRect() const override;
void paint(QPainter *painter, const QStyleOptionGraphicsItem *option, QWidget *widget) override;
public Q_SLOTS:
void handleDomainUpdated() override;
void handleLayoutUpdated();
void handleCandlesticksUpdated();
void handleCandlestickSeriesChange();
private Q_SLOTS:
void handleCandlestickSetsAdd(const QList<QCandlestickSet *> &sets);
void handleCandlestickSetsRemove(const QList<QCandlestickSet *> &sets);
void handleDataStructureChanged();
private:
bool updateCandlestickGeometry(Candlestick *item, int index);
void updateCandlestickAppearance(Candlestick *item, QCandlestickSet *set);
void addTimestamp(qreal timestamp);
void removeTimestamp(qreal timestamp);
void updateTimePeriod();
protected:
QRectF m_boundingRect;
QCandlestickSeries *m_series; // Not owned.
int m_seriesIndex;
int m_seriesCount;
QHash<QCandlestickSet *, Candlestick *> m_candlesticks;
QList<qreal> m_timestamps;
qreal m_timePeriod;
CandlestickAnimation *m_animation;
};
QT_END_NAMESPACE
#endif // CANDLESTICKCHARTITEM_P_H
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