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/****************************************************************************
**
** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
** Contact: Nokia Corporation (qt-info@nokia.com)
**
** This file is part of the examples of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL$
** No Commercial Usage
** This file contains pre-release code and may not be distributed.
** You may use this file in accordance with the terms and conditions
** contained in the Technology Preview License Agreement accompanying
** this package.
**
** GNU Lesser General Public License Usage
** Alternatively, this file may be used under the terms of the GNU Lesser
** General Public License version 2.1 as published by the Free Software
** Foundation and appearing in the file LICENSE.LGPL included in the
** packaging of this file. Please review the following information to
** ensure the GNU Lesser General Public License version 2.1 requirements
** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
**
** In addition, as a special exception, Nokia gives you certain
** additional rights. These rights are described in the Nokia Qt LGPL
** Exception version 1.1, included in the file LGPL_EXCEPTION.txt in this
** package.
**
** If you have questions regarding the use of this file, please contact
** Nokia at qt-info@nokia.com.
**
**
**
**
**
**
**
**
** $QT_END_LICENSE$
**
****************************************************************************/
#ifndef TETRIXBOARD_H
#define TETRIXBOARD_H
#include <QBasicTimer>
#include <QFrame>
#include <QPointer>
#include "tetrixpiece.h"
QT_BEGIN_NAMESPACE
class QLabel;
QT_END_NAMESPACE
//! [0]
class TetrixBoard : public QFrame
{
Q_OBJECT
public:
TetrixBoard(QWidget *parent = 0);
void setNextPieceLabel(QLabel *label);
QSize sizeHint() const;
QSize minimumSizeHint() const;
public slots:
void start();
void pause();
signals:
void scoreChanged(int score);
void levelChanged(int level);
void linesRemovedChanged(int numLines);
protected:
void paintEvent(QPaintEvent *event);
void keyPressEvent(QKeyEvent *event);
void timerEvent(QTimerEvent *event);
//! [0]
//! [1]
private:
enum { BoardWidth = 10, BoardHeight = 22 };
TetrixShape &shapeAt(int x, int y) { return board[(y * BoardWidth) + x]; }
int timeoutTime() { return 1000 / (1 + level); }
int squareWidth() { return contentsRect().width() / BoardWidth; }
int squareHeight() { return contentsRect().height() / BoardHeight; }
void clearBoard();
void dropDown();
void oneLineDown();
void pieceDropped(int dropHeight);
void removeFullLines();
void newPiece();
void showNextPiece();
bool tryMove(const TetrixPiece &newPiece, int newX, int newY);
void drawSquare(QPainter &painter, int x, int y, TetrixShape shape);
QBasicTimer timer;
QPointer<QLabel> nextPieceLabel;
bool isStarted;
bool isPaused;
bool isWaitingAfterLine;
TetrixPiece curPiece;
TetrixPiece nextPiece;
int curX;
int curY;
int numLinesRemoved;
int numPiecesDropped;
int score;
int level;
TetrixShape board[BoardWidth * BoardHeight];
};
//! [1]
#endif
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