tilemapplayerdatamsgbehaviour.java

Vyger offers a D & D and Rogue-like environment in a graphical online roleplay game.

/*
 * Light And Shadow. A Persistent Universe based on Robert Jordan's Wheel of Time Books.
 * Copyright (C) 2001-2003 WOTLAS Team
 *
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU General Public License
 * as published by the Free Software Foundation; either version 2
 * of the License, or (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
 */

package wotlas.client.message.description;

import java.io.IOException;
import java.util.*;

import wotlas.utils.Debug;

import wotlas.libs.net.NetMessageBehaviour;
import wotlas.common.message.description.*;
import wotlas.common.universe.*;
import wotlas.common.Player;
import wotlas.common.screenobject.*;
import wotlas.client.*;

/**
 * Associated behaviour to the PathUpdateMovementMessage...
 *
 * @author Aldiss, Diego
 */

public class TileMapPlayerDataMsgBehaviour extends TileMapPlayerDataMessage implements NetMessageBehaviour
{
 /*------------------------------------------------------------------------------------*/

  /** Constructor.
   */
     public TileMapPlayerDataMsgBehaviour() {
          super();
     }

 /* - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -*/

  /** Associated code to this Message...
   *
   * @param sessionContext an object giving specific access to other objects needed to process
   *        this message.
   */
     public void doBehaviour( Object sessionContext ) {
           if (DataManager.SHOW_DEBUG)
             System.out.println("TILEMAP PLAYER DATA MESSAGE "+location);

        // The sessionContext is here a DataManager.
           DataManager dataManager = (DataManager) sessionContext;
           PlayerImpl myPlayer = dataManager.getMyPlayer();

           if(myPlayer.getLocation()==null) {
              Debug.signal( Debug.ERROR, this, "No location set !" );
              return;
           }


       // We search for the location specified...
          if( myPlayer.getLocation().isTileMap() )
          {
              TileMap myTileMap = myPlayer.getMyTileMap();       
              if( myTileMap==null ) {
              	Debug.signal( Debug.ERROR, this, "Null TileMap for "+myPlayer.getPrimaryKey() );
              	return;
              }

           // is this TileMap on the same map as ours ?
              WotlasLocation myLocation = myPlayer.getLocation();
              
              if( myLocation.getWorldMapID()!=location.getWorldMapID() ||
                  myLocation.getTileMapID()!=location.getTileMapID() )
              {
                 Debug.signal( Debug.WARNING, this, "Received message with far location" );
                 return;
              }

           // Search in Current TileMap
              if( myTileMap.getTileMapID() == location.getTileMapID() ) {
                  merge( dataManager );
                  return;  // success
              }

             return; // the tilemap was not found near us...
          }

     }

 /* - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -*/

  /** To merge our screenObjects the DataManager's hashtable...
   */
    private void merge( DataManager dataManager ) {
        Hashtable dest = dataManager.getScreenObjects();
    	synchronized( dest ) {
            Iterator it = screenObjects.values().iterator();

            while( it.hasNext() ) {
                ScreenObject item = (ScreenObject ) it.next();

            	if( dest.containsKey( item.getPrimaryKey() ) )
                    continue;
                
                dest.put( item.getPrimaryKey(), item );
                item.init( dataManager.getGraphicsDirector() );
            }
    	}
    }

 /* - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -*/

}