/****************************************************************************
**
** Copyright (C) 2014 Digia Plc and/or its subsidiary(-ies).
** Contact: http://www.qt-project.org/legal
**
** This file is part of the tools applications of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL21$
** 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 Digia. For licensing terms and
** conditions see http://qt.digia.com/licensing. For further information
** use the contact form at http://qt.digia.com/contact-us.
**
** GNU Lesser General Public License Usage
** Alternatively, this file may be used under the terms of the GNU Lesser
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** Software Foundation and appearing in the file LICENSE.LGPLv21 and
** LICENSE.LGPLv3 included in the packaging of this file. Please review the
** following information to ensure the GNU Lesser General Public License
** requirements will be met: https://www.gnu.org/licenses/lgpl.html and
** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
**
** In addition, as a special exception, Digia gives you certain additional
** rights. These rights are described in the Digia Qt LGPL Exception
** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
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** $QT_END_LICENSE$
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****************************************************************************/

//
//  W A R N I N G
//  -------------
//
// This file is not part of the Qt API.  It exists for the convenience
// of the Qt tools.  This header
// file may change from version to version without notice, or even be removed.
//
// We mean it.
//

#ifndef FONTPANEL_H
#define FONTPANEL_H

#include <QtWidgets/QGroupBox>
#include <QtGui/QFont>
#include <QtGui/QFontDatabase>

QT_BEGIN_NAMESPACE

class QComboBox;
class QFontComboBox;
class QTimer;
class QLineEdit;

class FontPanel: public QGroupBox
{
    Q_OBJECT
public:
    FontPanel(QWidget *parentWidget = 0);

    QFont selectedFont() const;
    void setSelectedFont(const QFont &);

    QFontDatabase::WritingSystem writingSystem() const;
    void setWritingSystem(QFontDatabase::WritingSystem ws);

private slots:
    void slotWritingSystemChanged(int);
    void slotFamilyChanged(const QFont &);
    void slotStyleChanged(int);
    void slotPointSizeChanged(int);
    void slotUpdatePreviewFont();

private:
    QString family() const;
    QString styleString() const;
    int pointSize() const;
    int closestPointSizeIndex(int ps) const;

    void updateWritingSystem(QFontDatabase::WritingSystem ws);
    void updateFamily(const QString &family);
    void updatePointSizes(const QString &family, const QString &style);
    void delayedPreviewFontUpdate();

    QFontDatabase m_fontDatabase;
    QLineEdit *m_previewLineEdit;
    QComboBox *m_writingSystemComboBox;
    QFontComboBox* m_familyComboBox;
    QComboBox *m_styleComboBox;
    QComboBox *m_pointSizeComboBox;
    QTimer *m_previewFontUpdateTimer;
};

QT_END_NAMESPACE

#endif // FONTPANEL_H
