/**************************************************************************** ** ** Copyright (C) 2005-2007 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 PUZZLEWIDGET_H #define PUZZLEWIDGET_H #include <QList> #include <QPoint> #include <QPixmap> #include <QWidget> class QDragEnterEvent; class QDropEvent; class QMouseEvent; class PuzzleWidget : public QWidget { Q_OBJECT public: PuzzleWidget(QWidget *parent = 0); void clear(); signals: void puzzleCompleted(); protected: void dragEnterEvent(QDragEnterEvent *event); void dragLeaveEvent(QDragLeaveEvent *event); void dragMoveEvent(QDragMoveEvent *event); void dropEvent(QDropEvent *event); void mousePressEvent(QMouseEvent *event); void paintEvent(QPaintEvent *event); private: int findPiece(const QRect &pieceRect) const; const QRect targetSquare(const QPoint &position) const; QList<QPixmap> piecePixmaps; QList<QRect> pieceRects; QList<QPoint> pieceLocations; QRect highlightedRect; int inPlace; }; #endif