/*
 * Copyright (C) 2007-2011 Geometer Plus <contact@geometerplus.com>
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 2 of the License, or
 * (at your option) any later version.
 *
 * This program 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 General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
 * 02110-1301, USA.
 */

package org.geometerplus.fbreader.bookmodel;

import org.geometerplus.zlibrary.text.model.*;

import org.geometerplus.fbreader.library.Book;
import org.geometerplus.fbreader.formats.*;

public abstract class BookModel {
	public static BookModel createModel(Book book) {
		FormatPlugin plugin = PluginCollection.Instance().getPlugin(book.File);
		if (plugin == null) {
			return null;
		}
		final BookModel model;
		if (plugin instanceof NativeFormatPlugin) {
			model = new NativeBookModel(book);
		} else {
			model = new PlainBookModel(book);
		}
		if (plugin.readModel(model)) {
			return model;
		}
		return null;
	}

	public final Book Book;
	public final TOCTree TOCTree = new TOCTree();

	public static final class Label {
		public final String ModelId;
		public final int ParagraphIndex;
		
		public Label(String modelId, int paragraphIndex) {
			ModelId = modelId;
			ParagraphIndex = paragraphIndex;
		}
	}

	protected BookModel(Book book) {
		Book = book;
	}

	public abstract ZLTextModel getTextModel();
	public abstract ZLTextModel getFootnoteModel(String id);
	public abstract Label getLabel(String id);
}