context: using System;
  using System.Collections;
  using System.Globalization;
  using System.util;
  using iTextSharp.text;
  using iTextSharp.text.pdf;
  using iTextSharp.text.html;
  /*
   * Copyright 2004 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/
   */
  
  namespace iTextSharp.text.html.simpleparser {
  
      /**
      *
      * @author  psoares
      */
      public class FactoryProperties {
          
          private FontFactoryImp fontImp = FontFactory.FontImp;
  
          /** Creates a new instance of FactoryProperties */
          public FactoryProperties() {
          }
          
          public Chunk CreateChunk(String text, ChainedProperties props) {
              Chunk ck = new Chunk(text, GetFont(props));
              if (props.HasProperty("sub"))
                  ck.SetTextRise(-6);
              else if (props.HasProperty("sup"))
                  ck.SetTextRise(6);
              return ck;
          }
          
          private static void SetParagraphLeading(Paragraph p, String leading) {
              if (leading == null) {
                  p.SetLeading(0, 1.5f);
                  return;
              }
              try {
                  StringTokenizer tk = new StringTokenizer(leading, " ,");
                  String v = tk.NextToken();
                  float v1 = float.Parse(v, System.Globalization.NumberFormatInfo.InvariantInfo);
                  if (!tk.HasMoreTokens()) {
                      p.SetLeading(v1, 0);
                      return;
                  }
                  v = tk.NextToken();
                  float v2 = float.Parse(v, System.Globalization.NumberFormatInfo.InvariantInfo);
                  p.SetLeading(v1, v2);
              }
              catch {
                  p.SetLeading(0, 1.5f);
              }
  
          }
  
          public static Paragraph CreateParagraph(Hashtable props) {
              Paragraph p = new Paragraph();
              String value = (String)props["align"];
              if (value != null) {
                  if (Util.EqualsIgnoreCase(value, "center"))
                      p.Alignment = Element.ALIGN_CENTER;
                  else if (Util.EqualsIgnoreCase(value, "right"))
                      p.Alignment = Element.ALIGN_RIGHT;
                  else if (Util.EqualsIgnoreCase(value, "justify"))
                      p.Alignment = Element.ALIGN_JUSTIFIED;
              }
              SetParagraphLeading(p, (String)props["leading"]);
              return p;
          }
  
          public static void CreateParagraph(Paragraph p, ChainedProperties props) {
              String value = props["align"];
              if (value != null) {
                  if (Util.EqualsIgnoreCase(value, "center"))
                      p.Alignment = Element.ALIGN_CENTER;
                  else if (Util.EqualsIgnoreCase(value, "right"))
                      p.Alignment = Element.ALIGN_RIGHT;
                  else if (Util.EqualsIgnoreCase(value, "justify"))
                      p.Alignment = Element.ALIGN_JUSTIFIED;
              }
              SetParagraphLeading(p, props["leading"]);
              value = props["before"];
              if (value != null) {
                  try {
                      p.SpacingBefore = float.Parse(value, System.Globalization.NumberFormatInfo.InvariantInfo);
                  }
                  catch {}
              }
              value = props["after"];
              if (value != null) {
                  try {
                      p.SpacingAfter = float.Parse(value, System.Globalization.NumberFormatInfo.InvariantInfo);
                  }
                  catch {}
              }
              value = props["extraparaspace"];
              if (value != null) {
                  try {
                      p.ExtraParagraphSpace = float.Parse(value, System.Globalization.NumberFormatInfo.InvariantInfo);
                  }
                  catch {}
              }
          }
  
          public static Paragraph CreateParagraph(ChainedProperties props) {
              Paragraph p = new Paragraph();
              CreateParagraph(p, props);
              return p;
          }
  
          public static ListItem CreateListItem(ChainedProperties props) {
              ListItem p = new ListItem();
              CreateParagraph(p, props);
              return p;
          }
  
          public Font GetFont(ChainedProperties props) {
              String face = props["face"];
              if (face != null) {
                  StringTokenizer tok = new StringTokenizer(face, ",");
                  while (tok.HasMoreTokens()) {
                      face = tok.NextToken().Trim();
                      if (face.StartsWith("\""))
                          face = face.Substring(1);
                      if (face.EndsWith("\""))
                          face = face.Substring(0, face.Length - 1);
                      if (fontImp.IsRegistered(face))
                          break;
                  }
              }
              int style = 0;
              if (props.HasProperty("i"))
                  style |= Font.ITALIC;
              if (props.HasProperty("b"))
                  style |= Font.BOLD;
              if (props.HasProperty("u"))
                  style |= Font.UNDERLINE;
              String value = props["size"];
              float size = 12;
              if (value != null)
                  size = float.Parse(value, System.Globalization.NumberFormatInfo.InvariantInfo);
              Color color = Markup.DecodeColor(props["color"]);
              String encoding = props["encoding"];
              if (encoding == null)
                  encoding = BaseFont.WINANSI;
              return fontImp.GetFont(face, encoding, true, size, style, color);
          }
          
          public static void InsertStyle(Hashtable h) {
              String style = (String)h["style"];
              if (style == null)
                  return;
              Properties prop = Markup.ParseAttributes(style);
              foreach (String key in prop.Keys) {
                  if (key.Equals(Markup.CSS_KEY_FONTFAMILY)) {
                      h["face"] = prop[key];
                  }
                  else if (key.Equals(Markup.CSS_KEY_FONTSIZE)) {
                      h["size"] = Markup.ParseLength(prop[key]).ToString(NumberFormatInfo.InvariantInfo) + "px";
                  }
                  else if (key.Equals(Markup.CSS_KEY_FONTSTYLE)) {
                      String ss = prop[key].Trim().ToLower(CultureInfo.InvariantCulture);
                      if (ss.Equals("italic") || ss.Equals("oblique"))
                          h["i"] = null;
                  }
                  else if (key.Equals(Markup.CSS_KEY_FONTWEIGHT)) {
                      String ss = prop[key].Trim().ToLower(CultureInfo.InvariantCulture);
                      if (ss.Equals("bold") || ss.Equals("700") || ss.Equals("800") || ss.Equals("900"))
                          h["b"] = null;
                  }
                  else if (key.Equals(Markup.CSS_KEY_FONTWEIGHT)) {
                      String ss = prop[key].Trim().ToLower(CultureInfo.InvariantCulture);
                      if (ss.Equals("underline"))
                          h["u"] = null;
                  }
                  else if (key.Equals(Markup.CSS_KEY_COLOR)) {
                      Color c = Markup.DecodeColor(prop[key]);
                      if (c != null) {
                          int hh = c.ToArgb() & 0xffffff;
                          String hs = "#" + hh.ToString("X06", NumberFormatInfo.InvariantInfo);
                          h["color"] = hs;
                      }
                  }
                  else if (key.Equals(Markup.CSS_KEY_LINEHEIGHT)) {
                      String ss = prop[key].Trim();
                      float v = Markup.ParseLength(prop[key]);
                      if (ss.EndsWith("%")) {
                          v /= 100;
                          h["leading"] = "0," + v.ToString(NumberFormatInfo.InvariantInfo);
                      }
                      else {
                          h["leading"] = v.ToString(NumberFormatInfo.InvariantInfo) + ",0";
                      }
                  }
  
gt:                 else if (key.Equals(Markup.CSS_KEY_TEXTALIGN)) {