/******************************************************************************** Copyright (C) 2004-2006 Trolltech ASA. All rights reserved.**** This file is part of the example classes of the Qt Toolkit.**** This file may be used under the terms of the GNU General Public** License version 2.0 as published by the Free Software Foundation** and appearing in the file LICENSE.GPL included in the packaging of** this file.  Please review the following information to ensure GNU** General Public Licensing requirements will be met:** http://www.trolltech.com/products/qt/opensource.html**** If you are unsure which license is appropriate for your use, please** review the following information:** http://www.trolltech.com/products/qt/licensing.html or contact the** sales department at sales@trolltech.com.**** This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE** WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.******************************************************************************/#ifndef CHARACTERWIDGET_H#define CHARACTERWIDGET_H#include <QFont>#include <QPoint>#include <QSize>#include <QString>#include <QWidget>class QMouseEvent;class QPaintEvent;class CharacterWidget : public QWidget{    Q_OBJECTpublic:    CharacterWidget(QWidget *parent = 0);    QSize sizeHint() const;public slots:    void updateFont(const QFont &font);    void updateSize(const QString &fontSize);    void updateStyle(const QString &fontStyle);    void updateFontMerging(bool enable);signals:    void characterSelected(const QString &character);protected:    void mouseMoveEvent(QMouseEvent *event);    void mousePressEvent(QMouseEvent *event);    void paintEvent(QPaintEvent *event);private:    QFont displayFont;    int columns;    int lastKey;    int squareSize;};#endif