callout.h - mozsearch

Enable keyboard shortcuts

// Copyright (C) 2023 The Qt Company Ltd.

// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR BSD-3-Clause

#ifndef CALLOUT_H

#define CALLOUT_H

#include <QFont>

#include <QGraphicsItem>

QT_FORWARD_DECLARE_CLASS(QChart)

QT_FORWARD_DECLARE_CLASS(QGraphicsSceneMouseEvent)

class Callout : public QGraphicsItem

public:

    Callout(QChart *parent);

    void setText(const QString &text);

    void setAnchor(QPointF point);

    void updateGeometry();

    QRectF boundingRect() const override;

    void paint(QPainter *painter, const QStyleOptionGraphicsItem *option, QWidget *widget) override;

protected:

    void mousePressEvent(QGraphicsSceneMouseEvent *event) override;

    void mouseMoveEvent(QGraphicsSceneMouseEvent *event) override;

private:

    QString m_text;

    QRectF m_textRect;

    QRectF m_rect;

    QPointF m_anchor;

    QFont m_font;

    QChart *m_chart = nullptr;

};

#endif