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view.h Example File

** Copyright (C) 2016 The Qt Company Ltd.
** Contact: https://www.qt.io/licensing/
** This file is part of the Qt Charts module of the Qt Toolkit.
** Commercial License Usage
** Licensees holding valid commercial Qt licenses may use this file in
** accordance with the commercial license agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and The Qt Company. For licensing terms
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** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU
** General Public License version 3 or (at your option) any later version
** approved by the KDE Free Qt Foundation. The licenses are as published by
** the Free Software Foundation and appearing in the file LICENSE.GPL3
** included in the packaging of this file. Please review the following
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#ifndef VIEW_H
#define VIEW_H
#include <QtWidgets/QGraphicsView>
#include <QtCharts/QChartGlobal>

class QGraphicsScene;
class QMouseEvent;
class QResizeEvent;

class QChart;

class Callout;


class View: public QGraphicsView

    View(QWidget *parent = 0);

    void resizeEvent(QResizeEvent *event);
    void mouseMoveEvent(QMouseEvent *event);

public slots:
    void keepCallout();
    void tooltip(QPointF point, bool state);

    QGraphicsSimpleTextItem *m_coordX;
    QGraphicsSimpleTextItem *m_coordY;
    QChart *m_chart;
    Callout *m_tooltip;
    QList<Callout *> m_callouts;

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