gameboardfactory.java

一个基于J2ME的pacman游戏

/**
 * PacMan for J2ME Devices
 * CS 327 - Design Project, Fall 2002
 * University of Illinois, Urbana-Champaign
 * 
 * file: GameBoardFactory.java 
 * contact: Braden Kowitz
 * date: 11/24/02
 **/

//----------------------------------------------------------------------------//

/**
 * Partial implementation of a Factory object to create GameBoard objects.
 **/
public class GameBoardFactory
{
	/**
	 * 2-D array of GridNode objects that represent the board
	 **/
	private static GridNode nodes[][];
	
	/**
	 * Creates a sample board
	 **/
	public static GameBoard test()
	{
	
	
		GridNode.setSize(13);

		GameBoard gb = new GameBoard();
		
		int size = 8;
		nodes = new GridNode[size][size-2];

		for (int i=0; i<size; i++) {
		for (int j=0; j<size-2; j++)
		{
			nodes[i][j] = new GridNode(i,j);
			gb.addGridNode(nodes[i][j]);
		
		} }


		// here we define our board:

		PacmanActor pac = new PacmanActor(nodes[4][3]);
		gb.setPacman(pac);

		GhostActor ghost;
		ghost = new GhostActor(nodes[0][0],pac);
		gb.addGhost(ghost);
		ghost = new GhostActor(nodes[0][5],pac);
		gb.addGhost(ghost);
		ghost = new GhostActor(nodes[7][0],pac);
		gb.addGhost(ghost);

		nodes[0][0].setPellet(GridNode.BIG_PELLET);
		nodes[0][5].setPellet(GridNode.BIG_PELLET);
		nodes[7][0].setPellet(GridNode.BIG_PELLET);
		nodes[7][5].setPellet(GridNode.BIG_PELLET);

		UDLink(1,1,1,2);
		UDLink(1,2,1,3);
                UDLink(1,3,1,4);
                UDLink(1,4,1,5);
		UDLink(1,5,1,6);
		UDLink(2,2,2,3);
                UDLink(2,3,2,4);
		UDLink(2,4,2,5);
		UDLink(3,2,3,3);
		UDLink(3,4,3,5);
		UDLink(4,1,4,2);
		UDLink(4,5,4,6);
		UDLink(5,1,5,2);
		UDLink(5,5,5,6);
		UDLink(6,2,6,3);
		UDLink(6,4,6,5);
		UDLink(7,2,7,3);
		UDLink(7,3,7,4);
		UDLink(7,4,7,5);
		UDLink(8,1,8,2);
		UDLink(8,2,8,3);
                UDLink(8,3,8,4);
                UDLink(8,4,8,5);
		UDLink(8,5,8,6);
		
		LRLink(1,1,2,1);
                LRLink(2,1,3,1);
		LRLink(3,1,4,1);
                LRLink(4,1,5,1);
		LRLink(5,1,6,1);
                LRLink(6,1,7,1);
                LRLink(7,1,8,1);
                LRLink(1,2,2,2);
                LRLink(3,2,4,2);
                LRLink(5,2,6,2);
                LRLink(7,2,8,2);
                LRLink(2,3,3,3);
                LRLink(3,3,4,3);
                LRLink(4,3,5,3);
                LRLink(5,3,6,3);
                LRLink(6,3,7,3);
                LRLink(2,4,3,4);
                LRLink(3,4,4,4);
                LRLink(4,4,5,4);
                LRLink(5,4,6,4);
                LRLink(6,4,7,4);
                LRLink(1,5,2,5);
                LRLink(3,5,4,5);
                LRLink(5,5,6,5);
                LRLink(7,5,8,5);
		LRLink(1,6,2,6);
                LRLink(2,6,3,6);
		LRLink(3,6,4,6);
                LRLink(4,6,5,6);
		LRLink(5,6,6,6);
                LRLink(6,6,7,6);
                LRLink(7,6,8,6);


		return gb;
	}

	/**
	 * Creates a up-down link in the nodes[][] array.
	 * - Upper left is (1,1)
	 **/
	private static void UDLink(int x1, int y1, int x2, int y2)
	{
		nodes[x1-1][y1-1].setDown(nodes[x2-1][y2-1]);
		nodes[x2-1][y2-1].setUp(nodes[x1-1][y1-1]);
	}
	/**
	 * Creates a left-right link in the nodes[][] array.
	 * - Upper left is (1,1)
	 **/
	private static void LRLink(int x1, int y1, int x2, int y2)
	{
		nodes[x1-1][y1-1].setRight(nodes[x2-1][y2-1]);
		nodes[x2-1][y2-1].setLeft(nodes[x1-1][y1-1]);
	}
}

//----------------------------------------------------------------------------//