1// Copyright (C) 2016 The Qt Company Ltd.
2// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0-only
3
4// W A R N I N G
5// -------------
6//
7// This file is not part of the Qt Chart API. It exists purely as an
8// implementation detail. This header file may change from version to
9// version without notice, or even be removed.
10//
11// We mean it.
12
13
14#ifndef BARCHARTITEM_H
15#define BARCHARTITEM_H
16
17#include <private/abstractbarchartitem_p.h>
18#include <QtCharts/QStackedBarSeries>
19#include <QtWidgets/QGraphicsItem>
20#include <QtCharts/private/qchartglobal_p.h>
21
22QT_BEGIN_NAMESPACE
23
24class Q_CHARTS_PRIVATE_EXPORT BarChartItem : public AbstractBarChartItem
25{
26 Q_OBJECT
27public:
28 BarChartItem(QAbstractBarSeries *series, QGraphicsItem* item = 0);
29
30private Q_SLOTS:
31 void handleLabelsPositionChanged();
32 void positionLabels() override;
33
34private:
35 QList<QRectF> calculateLayout() override;
36 void initializeLayout(int set, int category,
37 int layoutIndex, bool resetAnimation) override;
38 QPointF topLeftPoint(int set, int setCount, int category, qreal barWidth, qreal value);
39 QPointF bottomRightPoint(int set, int setCount, int category, qreal barWidth, qreal value);
40};
41
42QT_END_NAMESPACE
43
44#endif // BARCHARTITEM_H
45

source code of qtcharts/src/charts/barchart/vertical/bar/barchartitem_p.h