TetrisScoreList.java

/**
 * Copyright 1999-2009 The Pegadi Team
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
/**
 * List of Tetris scores. This class overrides {@link org.pegadi.games.ScoreList}
 * to provide for display of the extra two attributes in
 * {@link org.pegadi.games.tetris.TetrisScore}. These attributes
 * are added to the end, and all calculations will use the size
 * of the base <code>ScoreList</code> class, so <code>ScoreList</code>
 * can change without the need for updates to this class.
 *
 * @author H?vard Wigtil
 * @version $Revision$, $Date$
 */
package org.pegadi.games.tetris.model;

import org.pegadi.games.ScoreList;
import org.pegadi.games.tetris.TetrisScore;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

public class TetrisScoreList extends ScoreList implements java.io.Serializable {

    /** Number of columns in the super class. */
    protected int superCol;

    private final Logger log = LoggerFactory.getLogger(getClass());

    /**
     * Creates a new score list.
     *
     * @param scores An list of scores.
     */
    public TetrisScoreList(TetrisScore[] scores) {
        super(scores);

        superCol = super.getColumnCount();
    }


    /**
     * Returs the column count for the table model.
     *
     * @return Number of columns.
     * @see javax.swing.table.TableModel#getColumnCount
     */
    public int getColumnCount() {
        return superCol + 2;
    }



    public Object getValueAt(int rowIndex, int colIndex) {
        // Let the super class handle it's own columns,
        // and any values out of range
        if (colIndex < superCol || colIndex >= this.getColumnCount()) {
            return super.getValueAt(rowIndex, colIndex);
        }
        TetrisScore s;

        try {
            s = (TetrisScore)scores.get(rowIndex);
        } catch (IndexOutOfBoundsException ie) {
            log.error("No score at index " + rowIndex, ie);
            return null;
        } catch (ClassCastException ce) {
            log.error("Object at row " + rowIndex + " is not an instance of TetrisScore", ce);
            return null;
        }


        if (colIndex == superCol) {
            return s.getLevel();
        }
        else if (colIndex == superCol+1) {
            return s.getLines();
        }
        else {
            // This should never happen, as the
            // super class handles out-of-range cases
            return null;
        }
    }

    public String getColumnName(int column) {
        if (column < superCol || column >= this.getColumnCount()) {
            return super.getColumnName(column);
        }


        if (column == superCol) {
            return "Level";
        }
        else if (column == superCol+1) {
            return "Lines";
        }
        else {
            // This should never happen
            return null;
        }
    }


    public Class getColumnClass(int column) {
        if (column < superCol || column >= this.getColumnCount()) {
            return super.getColumnClass(column);
        }

        return Integer.class;
    }
}