解决jasperreport、itext生成pdf时符号换行，复刻word中文版式

/* * $Id: ColumnText.java 3904 2009-04-24 10:09:01Z blowagie $ * * Copyright 2001, 2002 by Paulo Soares. * * 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.pdf; import com.lowagie.text.*; import com.lowagie.text.pdf.draw.DrawInterface; import java.util.ArrayList; import java.util.Iterator; import java.util.LinkedList; import java.util.Stack; /** * Formats text in a columnwise form. The text is bound * on the left and on the right by a sequence of lines. This allows the column * to have any shape, not only rectangular. * <P> * Several parameters can be set like the first paragraph line indent and * extra space between paragraphs. * <P> * A call to the method <CODE>go</CODE> will return one of the following * situations: the column ended or the text ended. * <P> * I the column ended, a new column definition can be loaded with the method * <CODE>setColumns</CODE> and the method <CODE>go</CODE> can be called again. * <P> * If the text ended, more text can be loaded with <CODE>addText</CODE> * and the method <CODE>go</CODE> can be called again.<BR> * The only limitation is that one or more complete paragraphs must be loaded * each time. * <P> * Full bidirectional reordering is supported. If the run direction is * <CODE>PdfWriter.RUN_DIRECTION_RTL</CODE> the meaning of the horizontal * alignments and margins is mirrored. * @author Paulo Soares (psoares@consiste.pt) */ public class ColumnText { /** Eliminate the arabic vowels */ public static final int AR_NOVOWEL = ArabicLigaturizer.ar_novowel; /** Compose the tashkeel in the ligatures. */ public static final int AR_COMPOSEDTASHKEEL = ArabicLigaturizer.ar_composedtashkeel; /** Do some extra double ligatures. */ public static final int AR_LIG = ArabicLigaturizer.ar_lig; /** * Digit shaping option: Replace European digits (U+0030...U+0039) by Arabic-Indic digits. */ public static final int DIGITS_EN2AN = ArabicLigaturizer.DIGITS_EN2AN; /** * Digit shaping option: Replace Arabic-Indic digits by European digits (U+0030...U+0039). */ public static final int DIGITS_AN2EN = ArabicLigaturizer.DIGITS_AN2EN; /** * Digit shaping option: * Replace European digits (U+0030...U+0039) by Arabic-Indic digits * if the most recent strongly directional character * is an Arabic letter (its Bidi direction value is RIGHT_TO_LEFT_ARABIC). * The initial state at the start of the text is assumed to be not an Arabic, * letter, so European digits at the start of the text will not change. * Compare to DIGITS_ALEN2AN_INIT_AL. */ public static final int DIGITS_EN2AN_INIT_LR = ArabicLigaturizer.DIGITS_EN2AN_INIT_LR; /** * Digit shaping option: * Replace European digits (U+0030...U+0039) by Arabic-Indic digits * if the most recent strongly directional character * is an Arabic letter (its Bidi direction value is RIGHT_TO_LEFT_ARABIC). * The initial state at the start of the text is assumed to be an Arabic, * letter, so European digits at the start of the text will change. * Compare to DIGITS_ALEN2AN_INT_LR. */ public static final int DIGITS_EN2AN_INIT_AL = ArabicLigaturizer.DIGITS_EN2AN_INIT_AL; /** * Digit type option: Use Arabic-Indic digits (U+0660...U+0669). */ public static final int DIGIT_TYPE_AN = ArabicLigaturizer.DIGIT_TYPE_AN; /** * Digit type option: Use Eastern (Extended) Arabic-Indic digits (U+06f0...U+06f9). */ public static final int DIGIT_TYPE_AN_EXTENDED = ArabicLigaturizer.DIGIT_TYPE_AN_EXTENDED; protected int runDirection = PdfWriter.RUN_DIRECTION_DEFAULT; /** the space char ratio */ public static final float GLOBAL_SPACE_CHAR_RATIO = 0; /** Initial value of the status. */ public static final int START_COLUMN = 0; /** Signals that there is no more text available. */ public static final int NO_MORE_TEXT = 1; /** Signals that there is no more column. */ public static final int NO_MORE_COLUMN = 2; /** The column is valid. */ protected static final int LINE_STATUS_OK = 0; /** The line is out the column limits. */ protected static final int LINE_STATUS_OFFLIMITS = 1; /** The line cannot fit this column position. */ protected static final int LINE_STATUS_NOLINE = 2; /** Upper bound of the column. */ protected float maxY; /** Lower bound of the column. */ protected float minY; protected float leftX; protected float rightX; /** The column alignment. Default is left alignment. */ protected int alignment = Element.ALIGN_LEFT; /** The left column bound. */ protected ArrayList leftWall; /** The right column bound. */ protected ArrayList rightWall; /** The chunks that form the text. */ // protected ArrayList chunks = new ArrayList(); protected BidiLine bidiLine; /** The current y line location. Text will be written at this line minus the leading. */ protected float yLine; /** The leading for the current line. */ protected float currentLeading = 16; /** The fixed text leading. */ protected float fixedLeading = 16; /** The text leading that is multiplied by the biggest font size in the line. */ protected float multipliedLeading = 0; /** The <CODE>PdfContent</CODE> where the text will be written to. */ protected PdfCon