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1   /***
2    * Redistribution  and use  in source  and binary  forms, with  or without
3    * modification, are permitted provided  that the following conditions are
4    * met :
5    *
6    * . Redistributions  of  source  code  must  retain  the  above copyright
7    *   notice, this list of conditions and the following disclaimer.
8    *
9    * . Redistributions in  binary form  must reproduce  the above  copyright
10   *   notice, this list of conditions  and the following disclaimer in  the
11   *   documentation and/or other materials provided with the distribution.
12   *
13   * . The name of the author may not be used to endorse or promote products
14   *   derived from this software without specific prior written permission.
15   *
16   * THIS SOFTWARE IS  PROVIDED BY THE  AUTHOR ``AS IS''  AND ANY EXPRESS  OR
17   * IMPLIED  WARRANTIES,  INCLUDING,  BUT   NOT  LIMITED  TO,  THE   IMPLIED
18   * WARRANTIES OF MERCHANTABILITY AND  FITNESS FOR A PARTICULAR  PURPOSE ARE
19   * DISCLAIMED.  IN NO  EVENT SHALL  THE AUTHOR  BE LIABLE  FOR ANY  DIRECT,
20   * INDIRECT,  INCIDENTAL,  SPECIAL,  EXEMPLARY,  OR  CONSEQUENTIAL  DAMAGES
21   * (INCLUDING,  BUT  NOT LIMITED  TO,  PROCUREMENT OF  SUBSTITUTE  GOODS OR
22   * SERVICES;  LOSS  OF USE,  DATA,  OR PROFITS;  OR  BUSINESS INTERRUPTION)
23   * HOWEVER CAUSED  AND ON  ANY THEORY  OF LIABILITY,  WHETHER IN  CONTRACT,
24   * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
25   * ANY  WAY  OUT OF  THE  USE OF  THIS  SOFTWARE, EVEN  IF  ADVISED OF  THE
26   * POSSIBILITY OF SUCH DAMAGE.
27   *
28   * $Id: NewGame.java,v 1.8 2005/09/12 21:00:02 mat007 Exp $
29   */
30  
31  package battlehex.model.command;
32  
33  import java.util.Iterator;
34  import jtge.engine.command.AbstractCommand;
35  import jtge.engine.data.IContext;
36  import jtge.engine.handler.IConsumer;
37  import jtge.util.grid.Grid;
38  import jtge.util.grid.IGrid;
39  import jtge.util.grid.directiongroup.FlatHexagonDirectionGroup;
40  import jtge.util.random.Random;
41  import jtge.util.random.RandomIterator;
42  import battlehex.model.map.TileFactory;
43  import battlehex.model.player.IPlayerManager;
44  import battlehex.model.player.PlayerManager;
45  
46  /***
47   * Creates a new game.
48   *
49   * @author Mathieu Champlon
50   * @version $Revision: 1.8 $ $Date: 2005/09/12 21:00:02 $
51   */
52  public class NewGame extends AbstractCommand
53  {
54      private static final long serialVersionUID = 5845722451719252497L;
55      private static final int GRID_WIDTH = 15;
56      private static final int GRID_HEIGHT = 12;
57      private static final int NUMBER_OF_PLAYERS = 3;
58      private static final double LAND_SEA_TILES_RATIO = 0.66667;
59  
60      /***
61       * {@inheritDoc}
62       */
63      public final void execute( final IContext context )
64      {
65          final IGrid grid = new Grid( GRID_WIDTH, GRID_HEIGHT, new FlatHexagonDirectionGroup() );
66          final IPlayerManager manager = new PlayerManager( NUMBER_OF_PLAYERS );
67          generate( grid, manager.iterator() );
68          context.put( IGame.class, new Game( manager ) );
69          final IConsumer output = (IConsumer)context.get( IConsumer.class );
70          output.handle( new GridUpdate( grid ) );
71          output.handle( new EndTurn() ); // FIXME not really an end turn order
72      }
73  
74      private void generate( final IGrid grid, final Iterator playersIterator )
75      {
76          final MapGenerator generator = new MapGenerator( new TileFactory( grid ) );
77          final Iterator coordinatesIterator = new RandomIterator( new Random( 0 ), grid.linearIterator() );
78          final int tilesPerPlayer = computeRatio( grid ) / NUMBER_OF_PLAYERS;
79          generator.populate( coordinatesIterator, playersIterator, tilesPerPlayer );
80      }
81  
82      private int computeRatio( final IGrid grid )
83      {
84          return (int)(grid.size() * LAND_SEA_TILES_RATIO / NUMBER_OF_PLAYERS) * NUMBER_OF_PLAYERS;
85      }
86  }