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     2 **

     3 ** Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies).

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     5 ** Contact: Nokia Corporation (qt-info@nokia.com)

     6 **

     7 ** This file is part of the demonstration applications of the Qt Toolkit.

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     9 ** $QT_BEGIN_LICENSE:LGPL$

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    13 ** contained in the Technology Preview License Agreement accompanying

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    16 ** GNU Lesser General Public License Usage

    17 ** Alternatively, this file may be used under the terms of the GNU Lesser

    18 ** General Public License version 2.1 as published by the Free Software

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    38 ** $QT_END_LICENSE$

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    40 ****************************************************************************/

    41 

    42 

    43 #include <qdeclarative.h>

    44 

    45 class TileData : public QObject

    46 {

    47     Q_OBJECT

    48 public:

    49     TileData() : _hasFlag(false), _hasMine(false), _hint(-1), _flipped(false) {}

    50 

    51     Q_PROPERTY(bool hasFlag READ hasFlag WRITE setHasFlag NOTIFY hasFlagChanged)

    52     bool hasFlag() const { return _hasFlag; }

    53 

    54     Q_PROPERTY(bool hasMine READ hasMine NOTIFY hasMineChanged)

    55     bool hasMine() const { return _hasMine; }

    56 

    57     Q_PROPERTY(int hint READ hint NOTIFY hintChanged)

    58     int hint() const { return _hint; }

    59 

    60     Q_PROPERTY(bool flipped READ flipped NOTIFY flippedChanged())

    61     bool flipped() const { return _flipped; }

    62 

    63     void setHasFlag(bool flag) {if(flag==_hasFlag) return; _hasFlag = flag; emit hasFlagChanged();}

    64     void setHasMine(bool mine) {if(mine==_hasMine) return; _hasMine = mine; emit hasMineChanged();}

    65     void setHint(int hint) { if(hint == _hint) return; _hint = hint; emit hintChanged(); }

    66     void flip() { if (_flipped) return; _flipped = true; emit flippedChanged(); }

    67     void unflip() { if(!_flipped) return; _flipped = false; emit flippedChanged(); }

    68 

    69 signals:

    70     void flippedChanged();

    71     void hasFlagChanged();

    72     void hintChanged();

    73     void hasMineChanged();

    74 

    75 private:

    76     bool _hasFlag;

    77     bool _hasMine;

    78     int _hint;

    79     bool _flipped;

    80 };

    81 

    82 class MinehuntGame : public QObject

    83 {

    84     Q_OBJECT

    85 public:

    86     MinehuntGame();

    87 

    88     Q_PROPERTY(QDeclarativeListProperty<TileData> tiles READ tiles CONSTANT)

    89     QDeclarativeListProperty<TileData> tiles();

    90 

    91     Q_PROPERTY(bool isPlaying READ isPlaying NOTIFY isPlayingChanged)

    92     bool isPlaying() {return playing;}

    93 

    94     Q_PROPERTY(bool hasWon READ hasWon NOTIFY hasWonChanged)

    95     bool hasWon() {return won;}

    96 

    97     Q_PROPERTY(int numMines READ numMines NOTIFY numMinesChanged)

    98     int numMines() const{return nMines;}

    99 

   100     Q_PROPERTY(int numFlags READ numFlags NOTIFY numFlagsChanged)

   101     int numFlags() const{return nFlags;}

   102 

   103 public slots:

   104     Q_INVOKABLE bool flip(int row, int col);

   105     Q_INVOKABLE bool flag(int row, int col);

   106     void setBoard();

   107     void reset();

   108 

   109 signals:

   110     void isPlayingChanged();

   111     void hasWonChanged();

   112     void numMinesChanged();

   113     void numFlagsChanged();

   114 

   115 private:

   116     bool onBoard( int r, int c ) const { return r >= 0 && r < numRows && c >= 0 && c < numCols; }

   117     TileData *tile( int row, int col ) { return onBoard(row, col) ? _tiles[col+numRows*row] : 0; }

   118     int getHint(int row, int col);

   119     void setPlaying(bool b){if(b==playing) return; playing=b; emit isPlayingChanged();}

   120 

   121     QList<TileData *> _tiles;

   122     int numCols;

   123     int numRows;

   124     bool playing;

   125     bool won;

   126     int remaining;

   127     int nMines;

   128     int nFlags;

   129 };