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/****************************************************************************
**
** Copyright (C) 2016 The Qt Company Ltd.
** Contact: https://www.qt.io/licensing/
**
** This file is part of Qt Creator.
**
** 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
** and conditions see https://www.qt.io/terms-conditions. For further
** information use the contact form at https://www.qt.io/contact-us.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU
** General Public License version 3 as published by the Free Software
** Foundation with exceptions as appearing in the file LICENSE.GPL3-EXCEPT
** included in the packaging of this file. Please review the following
** information to ensure the GNU General Public License requirements will
** be met: https://www.gnu.org/licenses/gpl-3.0.html.
**
****************************************************************************/

#pragma once

#include "utils_global.h"

#include <QTimer>
#include <QWidget>

namespace Utils {

namespace Internal { class ProgressIndicatorPrivate; }

class QTCREATOR_UTILS_EXPORT ProgressIndicator : public QWidget
{
    Q_OBJECT
public:
    enum IndicatorSize {
        Small,
        Medium,
        Large
    };

    explicit ProgressIndicator(IndicatorSize size, QWidget *parent = 0);

    void setIndicatorSize(IndicatorSize size);
    IndicatorSize indicatorSize() const;

    QSize sizeHint() const;

    void attachToWidget(QWidget *parent);

protected:
    void paintEvent(QPaintEvent *);
    void showEvent(QShowEvent *);
    void hideEvent(QHideEvent *);
    bool eventFilter(QObject *obj, QEvent *ev);

private:
    void step();
    void resizeToParent();

    ProgressIndicator::IndicatorSize m_size;
    int m_rotationStep;
    int m_rotation;
    QTimer m_timer;
    QPixmap m_pixmap;
};

} // Utils