myTiles.java

import szte.mi.tiles.AbstractTiles;
import java.io.StringWriter;

public class MyTiles extends AbstractTiles {

	public MyTiles(int x, int y) {
		super(x,y);
	}

 	public boolean getTiling() {
		System.err.println("Start the tiling..");
		int i, j, typ;
		int tmp1 = 0 , tmp2 = 0;

		//lehetseges csempezes
		int possibleTiles = 0;

		MyTiles cloned = (MyTiles)this.clone();

		for(i=0; i < cloned.tiles.length; i++){
			for(j=0; j < cloned.tiles[i].length; j++){
				if ( cloned.tiles[i][j] == -1 ){
					/*vegignezzuk a lehetosegeket es eltaroljuk ahany lehetoseg van,
					  kesobb a legkevesebbel fogjuk folytatni */
					for (typ = 1; typ <= 8; typ++ ){
						if(cloned.possible(i,j,typ)){
							possibleTiles += 1;
						} else { System.err.println("["+i+"]["+j+"]-re nem tudom lerakni a "+ typ + "csempet"); }
					}
					if ( possibleTiles == 0){
						System.err.println("nincs lehetseges csempezes a ["+i+"]["+j+"] kordinatan.");
					}
					cloned.tiles[i][j] = possibleTiles;
					possibleTiles = 0;
					tmp1++;

				} else if ( cloned.tiles[i][j] == 0 ){
					// ugyanezt megnezzuk 0-akra, hany lehetoheg van csempezni
					for (typ = 1; typ <= 8; typ++ ){
						if(cloned.possible(i,j,typ)){
							possibleTiles += 1;
						}
					}
					cloned.tiles[i][j] = possibleTiles;
					possibleTiles = 0;
					tmp2++;
				}
			}
		}
		System.err.println("-1 >>>>> " + tmp1);
		System.err.println(" 0 >>>>> " + tmp2);

		System.err.println(cloned);
		return false;
	}

	@Override
	public String toString() {

	StringWriter sw = new StringWriter();
	for(int j=0; j < tiles[0].length; ++j)
	{
		for(int i=0; i < tiles.length; ++i)
		{
			if (tiles[i][j] == -1){
				sw.write("-1 ");
			} else
			sw.write(" " + tiles[i][j] + " ");
			/*if(tiles[i][j]<0) sw.write("-1 ");
			else if(tiles[i][j]==0) sw.write(" . ");
			else if(tiles[i][j]<=4) sw.write(" X ");
			else if(tiles[i][j]<=6) sw.write(" | ");
			else sw.write("---");*/
		}
		sw.write("\n");
	}
	return sw.toString();
}
}