levelmanager.java

本代码为java编写的泡泡龙游戏

//import net.library.jiga.*;

import java.util.Vector;

public class LevelManager
{
	private int currentLevel;	
	private Vector levelList;
	
	public LevelManager(byte[] levels)
	{
		String allLevels = new String(levels);

		currentLevel = 0;
		levelList = new Vector();		
		
		int nextLevel = allLevels.indexOf("\n\n");
		if (nextLevel == -1 && allLevels.trim().length() != 0)
		{
			nextLevel = allLevels.length();
		}
		
		while (nextLevel != -1)
		{
			String currentLevel = allLevels.substring(0, nextLevel).trim();
			
			levelList.addElement(getLevel(currentLevel));
			
			allLevels = allLevels.substring(nextLevel).trim();
			
			if (allLevels.length() == 0)
			{
				nextLevel = -1;
			}
			else
			{
				nextLevel = allLevels.indexOf("\n\n");
				
				if (nextLevel == -1)
				{
					nextLevel = allLevels.length();
				}
			}
		}
	}	

	private byte[][] getLevel(String data)
	{
		byte[][] temp = new byte[8][12];
		
		for (int j=0 ; j<12 ; j++)
		{
			for (int i=0 ; i<8 ; i++)
			{
				temp[i][j] = -1;
			}
		}

		int tempX = 0;
		int tempY = 0;

		for (int i=0 ; i<data.length() ; i++)
		{
			if (data.charAt(i) >= 48 && data.charAt(i) <= 55)
			{
				temp[tempX][tempY] = (byte)(data.charAt(i) - 48);
				tempX++;
			}
			else if (data.charAt(i) == 45)
			{
				temp[tempX][tempY] = -1;
				tempX++;
			}
			
			if (tempX == 8)
			{
				tempY++;
				
				if (tempY == 12)
				{
					return temp;
				}

				tempX = tempY % 2;				
			}
		}
		
		return temp;
	}
	
	public byte[][] getCurrentLevel()
	{
		if (currentLevel < levelList.size())
		{
			return (byte[][])levelList.elementAt(currentLevel);
		}
		
		return null;
	}
	
	public void goToNextLevel()
	{
		currentLevel++;
	}
	
	public void goToFirstLevel()
	{
		currentLevel = 0;
	}
	
	public int getLevelIndex()
	{
		return currentLevel+1;
	}
}