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() );
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 }