/* * $Id: ListItem.java,v 1.46 2002/07/09 10:41:35 blowagie Exp $ * $Name:  $ * * Copyright 1999, 2000, 2001, 2002 by 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 java.util.Properties;import com.lowagie.text.markup.MarkupTags;import com.lowagie.text.markup.MarkupParser;/** * A <CODE>ListItem</CODE> is a <CODE>Paragraph</CODE> * that can be added to a <CODE>List</CODE>. * <P> * <B>Example 1:</B> * <BLOCKQUOTE><PRE> * List list = new List(true, 20); * list.add(<STRONG>new ListItem("First line")</STRONG>); * list.add(<STRONG>new ListItem("The second line is longer to see what happens once the end of the line is reached. Will it start on a new line?")</STRONG>); * list.add(<STRONG>new ListItem("Third line")</STRONG>); * </PRE></BLOCKQUOTE> * * The result of this code looks like this: *	<OL> *		<LI> *			First line *		</LI> *		<LI> *			The second line is longer to see what happens once the end of the line is reached. Will it start on a new line? *		</LI> *		<LI> *			Third line *		</LI> *	</OL> * * <B>Example 2:</B> * <BLOCKQUOTE><PRE> * List overview = new List(false, 10); * overview.add(<STRONG>new ListItem("This is an item")</STRONG>); * overview.add("This is another item"); * </PRE></BLOCKQUOTE> * * The result of this code looks like this: *	<UL> *		<LI> *			This is an item *		</LI> *		<LI> *			This is another item *		</LI> *	</UL> * * @see	Element * @see List * @see	Paragraph */public class ListItem extends Paragraph implements TextElementArray, MarkupAttributes {        // membervariables    /** this is the symbol that wil proceed the listitem. */    private Chunk symbol;        // constructors    /** * Constructs a <CODE>ListItem</CODE>. */        public ListItem() {        super();    }    /** * Constructs a <CODE>ListItem</CODE> with a certain leading. * * @param	leading		the leading */        public ListItem(float leading) {        super(leading);    }    /** * Constructs a <CODE>ListItem</CODE> with a certain <CODE>Chunk</CODE>. * * @param	chunk		a <CODE>Chunk</CODE> */        public ListItem(Chunk chunk) {        super(chunk);    }    /** * Constructs a <CODE>ListItem</CODE> with a certain <CODE>String</CODE>. * * @param	string		a <CODE>String</CODE> */        public ListItem(String string) {        super(string);    }    /** * Constructs a <CODE>ListItem</CODE> with a certain <CODE>String</CODE> * and a certain <CODE>Font</CODE>. * * @param	string		a <CODE>String</CODE> * @param	font		a <CODE>String</CODE> */        public ListItem(String string, Font font) {        super(string, font);    }    /** * Constructs a <CODE>ListItem</CODE> with a certain <CODE>Chunk</CODE> * and a certain leading. * * @param	leading		the leading * @param	chunk		a <CODE>Chunk</CODE> */        public ListItem(float leading, Chunk chunk) {        super(leading, chunk);    }    /** * Constructs a <CODE>ListItem</CODE> with a certain <CODE>String</CODE> * and a certain leading. * * @param	leading		the leading * @param	string		a <CODE>String</CODE> */        public ListItem(float leading, String string) {        super(leading, string);    }    /** * Constructs a <CODE>ListItem</CODE> with a certain leading, <CODE>String</CODE> * and <CODE>Font</CODE>. * * @param	leading		the leading * @param	string		a <CODE>String</CODE> * @param	font		a <CODE>Font</CODE> */        public ListItem(float leading, String string, Font font) {        super(leading, string, font);    }    /** * Constructs a <CODE>ListItem</CODE> with a certain <CODE>Phrase</CODE>. * * @param	phrase		a <CODE>Phrase</CODE> */        public ListItem(Phrase phrase) {        super(phrase);    }            /**         * Returns a <CODE>ListItem</CODE> that has been constructed taking in account         * the value of some <VAR>attributes</VAR>.         *         * @param	attributes		Some attributes         */        public ListItem(Properties attributes) {        super("", FontFactory.getFont(attributes));        String value;        if ((value = (String)attributes.remove(ElementTags.ITEXT)) != null) {            add(new Chunk(value));        }        if ((value = (String)attributes.remove(ElementTags.LEADING)) != null) {            setLeading(Float.valueOf(value + "f").floatValue());        }        else if ((value = (String)attributes.remove(MarkupTags.CSS_LINEHEIGHT)) != null) {            setLeading(MarkupParser.parseLength(value));        }        if ((value = (String)attributes.remove(ElementTags.INDENTATIONLEFT)) != null) {            setIndentationLeft(Float.valueOf(value + "f").floatValue());        }        if ((value = (String)attributes.remove(ElementTags.INDENTATIONRIGHT)) != null) {            setIndentationRight(Float.valueOf(value + "f").floatValue());        }        if ((value = (String)attributes.remove(ElementTags.ALIGN)) != null) {            setAlignment(value);        }        if (attributes.size() > 0) setMarkupAttributes(attributes);    }        // implementation of the Element-methods    /** * Gets the type of the text element. * * @return	a type */        public int type() {        return Element.LISTITEM;    }        // methods    /** * Sets the listsymbol. * * @param	symbol	a <CODE>Chunk</CODE> */        public void setListSymbol(Chunk symbol) {        this.symbol = symbol;        if (this.symbol.font().isStandardFont()) {            this.symbol.setFont(font);        }    }        // methods to retrieve information    /** * Returns the listsymbol. * * @return	a <CODE>Chunk</CODE> */        public Chunk listSymbol() {        return symbol;    }    /** * Checks if a given tag corresponds with this object. * * @param   tag     the given tag * @return  true if the tag corresponds */        public static boolean isTag(String tag) {        return ElementTags.LISTITEM.equals(tag);    }}