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/*
 * Copyright 2003 by Michael Niedermair and 2007 Bruno Lowagie
 *
 * The contents of this file are subject to the Mozilla Public License Version 1.1
 * (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.mozilla.org/MPL/
 *
 * Software distributed under the License is distributed on an "AS IS" basis,
 * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
 * for the specific language governing rights and limitations under the License.
 *
 * The Original Code is 'iText, a free JAVA-PDF library'.
 *
 * The Initial Developer of the Original Code is Bruno Lowagie. Portions created by
 * the Initial Developer are Copyright (C) 1999, 2000, 2001, 2002 by Bruno Lowagie.
 * All Rights Reserved.
 * Co-Developer of the code is Paulo Soares. Portions created by the Co-Developer
 * are Copyright (C) 2000, 2001, 2002 by Paulo Soares. All Rights Reserved.
 *
 * Contributor(s): all the names of the contributors are added in the source code
 * where applicable.
 *
 * Alternatively, the contents of this file may be used under the terms of the
 * LGPL license (the "GNU LIBRARY GENERAL PUBLIC LICENSE"), in which case the
 * provisions of LGPL are applicable instead of those above.  If you wish to
 * allow use of your version of this file only under the terms of the LGPL
 * License and not to allow others to use your version of this file under
 * the MPL, indicate your decision by deleting the provisions above and
 * replace them with the notice and other provisions required by the LGPL.
 * If you do not delete the provisions above, a recipient may use your version
 * of this file under either the MPL or the GNU LIBRARY GENERAL PUBLIC LICENSE.
 *
 * This library is free software; you can redistribute it and/or modify it
 * under the terms of the MPL as stated above or under the terms of the GNU
 * Library General Public License as published by the Free Software Foundation;
 * either version 2 of the License, or any later version.
 *
 * This library 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 Library general Public License for more
 * details.
 *
 * If you didn't download this code from the following link, you should check if
 * you aren't using an obsolete version:
 * http://www.lowagie.com/iText/
 */
package com.lowagie.text;

import com.lowagie.text.factories.GreekAlphabetFactory;

/**
 *
 * A special-version of LIST which use greek-letters.
 *
 * @see com.lowagie.text.List
 */

public class GreekList extends List {

    // constructors

    /**
     * Initialization
     */
    public GreekList() {
        super(true);
        setGreekFont();
    }

    /**
     * Initialization
     *
     * @param symbolIndent indent
     */
    public GreekList(int symbolIndent) {
        super(true, symbolIndent);
        setGreekFont();
    }

    /**
     * Initialization
     *
     * @param greeklower greek-char in lowercase
     * @param symbolIndent indent
     */
    public GreekList(boolean greeklower, int symbolIndent) {
        super(true, symbolIndent);
        lowercase = greeklower;
        setGreekFont();
    }

    // helper method

    /**
     * change the font to SYMBOL
     */
    protected void setGreekFont() {
        float fontsize = symbol.getFont().getSize();
        symbol.setFont(FontFactory.getFont(FontFactory.SYMBOL, fontsize, Font.NORMAL));
    }

    // overridden method

    /**
     * Adds an Object to the List.
     *
     * @param o the object to add.
     * @return true if adding the object succeeded
     */
    public boolean add(Object o) {
        if (o instanceof ListItem) {
            ListItem item = (ListItem) o;
            Chunk chunk = new Chunk(preSymbol, symbol.getFont());
            chunk.append(GreekAlphabetFactory.getString(first + list.size(), lowercase));
            chunk.append(postSymbol);
            item.setListSymbol(chunk);
            item.setIndentationLeft(symbolIndent, autoindent);
            item.setIndentationRight(0);
            list.add(item);
        } else if (o instanceof List) {
            List nested = (List) o;
            nested.setIndentationLeft(nested.getIndentationLeft() + symbolIndent);
            first--;
            return list.add(nested);
        } else if (o instanceof String) {
            return this.add(new ListItem((String) o));
        }
        return false;
    }

}