This interface is implemented by the peer of all the iText objects.
Пример #1
0
            /// <summary>
            /// This method gets called when a start tag is encountered.
            /// </summary>
            /// <param name="tag">the name of the tag that is encountered</param>
            /// <param name="lname"></param>
            /// <param name="n"></param>
            /// <param name="attrs">the list of attributes</param>
            public override void startElement(String tag, String lname, String n, Hashtable attrs)
            {
                String name  = (string)attrs[NAME];
                String alias = (string)attrs[ALIAS];
                String value = (string)attrs[VALUE];

                if (name != null)
                {
                    if (TAG.Equals(lname))
                    {
                        currentPeer = new XmlPeer(name, alias);
                    }
                    else if (ATTRIBUTE.Equals(lname))
                    {
                        if (alias != null)
                        {
                            currentPeer.addAlias(name, alias);
                        }
                        if (value != null)
                        {
                            currentPeer.addValue(name, value);
                        }
                    }
                }
                value = (string)attrs[CONTENT];
                if (value != null)
                {
                    currentPeer.Content = value;
                }
            }
 /// <summary>
 /// This method gets called when an end tag is encountered.
 /// </summary>
 /// <param name="uri"></param>
 /// <param name="lname"></param>
 /// <param name="name">the name of the tag that ends</param>
 public override void EndElement(String uri, String lname, String name)
 {
     if (myTags.ContainsKey(name))
     {
         XmlPeer peer = (XmlPeer)myTags[name];
         HandleEndingTags(peer.Tag);
     }
     else
     {
         HandleEndingTags(name);
     }
 }
 /// <summary>
 /// This method gets called when a start tag is encountered.
 /// </summary>
 /// <param name="uri"></param>
 /// <param name="lname"></param>
 /// <param name="name">the name of the tag that is encountered</param>
 /// <param name="attrs">the list of attributes</param>
 public override void StartElement(String uri, String lname, String name, Hashtable attrs)
 {
     if (myTags.ContainsKey(name))
     {
         XmlPeer peer = (XmlPeer)myTags[name];
         HandleStartingTags(peer.Tag, peer.GetAttributes(attrs));
     }
     else
     {
         Properties attributes = new Properties();
         if (attrs != null)
         {
             foreach (string key in attrs.Keys)
             {
                 attributes.Add(key, (string)attrs[key]);
             }
         }
         HandleStartingTags(name, attributes);
     }
 }
Пример #4
0
        /**
        * This method gets called when a start tag is encountered.
        *
        * @param   uri         the Uniform Resource Identifier
        * @param   lname       the local name (without prefix), or the empty string if Namespace processing is not being performed.
        * @param   name        the name of the tag that is encountered
        * @param   attrs       the list of attributes
        */
        public override void StartElement(String uri, String lname, String name, Hashtable attrs)
        {
            //System.err.Println("Start: " + name);

            // super.handleStartingTags is replaced with handleStartingTags
            // suggestion by Vu Ngoc Tan/Hop
            name = name.ToLower(CultureInfo.InvariantCulture);
            if (((HtmlTagMap)myTags).IsHtml(name)) {
                // we do nothing
                return;
            }
            if (((HtmlTagMap)myTags).IsHead(name)) {
                // we do nothing
                return;
            }
            if (((HtmlTagMap)myTags).IsTitle(name)) {
                // we do nothing
                return;
            }
            if (((HtmlTagMap)myTags).IsMeta(name)) {
                // we look if we can change the body attributes
                String meta = null;
                String content = null;
                if (attrs != null) {
                    foreach (String attribute in attrs.Keys) {
                        if (Util.EqualsIgnoreCase(attribute, HtmlTags.CONTENT))
                            content = (String)attrs[attribute];
                        else if (Util.EqualsIgnoreCase(attribute, HtmlTags.NAME))
                            meta = (String)attrs[attribute];
                    }
                }
                if (meta != null && content != null) {
                    bodyAttributes.Add(meta, content);
                }
                return;
            }
            if (((HtmlTagMap)myTags).IsLink(name)) {
                // we do nothing for the moment, in a later version we could extract the style sheet
                return;
            }
            if (((HtmlTagMap)myTags).IsBody(name)) {
                // maybe we could extract some info about the document: color, margins,...
                // but that's for a later version...
                XmlPeer peer = new XmlPeer(ElementTags.ITEXT, name);
                peer.AddAlias(ElementTags.TOP, HtmlTags.TOPMARGIN);
                peer.AddAlias(ElementTags.BOTTOM, HtmlTags.BOTTOMMARGIN);
                peer.AddAlias(ElementTags.RIGHT, HtmlTags.RIGHTMARGIN);
                peer.AddAlias(ElementTags.LEFT, HtmlTags.LEFTMARGIN);
                bodyAttributes.AddAll(peer.GetAttributes(attrs));
                HandleStartingTags(peer.Tag, bodyAttributes);
                return;
            }
            if (myTags.ContainsKey(name)) {
                XmlPeer peer = (XmlPeer) myTags[name];
                if (Table.IsTag(peer.Tag) || Cell.IsTag(peer.Tag)) {
                    Properties p = peer.GetAttributes(attrs);
                    String value;
                    if (Table.IsTag(peer.Tag) && (value = p[ElementTags.BORDERWIDTH]) != null) {
                        if (float.Parse(value, System.Globalization.NumberFormatInfo.InvariantInfo) > 0) {
                            tableBorder = true;
                        }
                    }
                    if (tableBorder) {
                        p.Add(ElementTags.LEFT, "true");
                        p.Add(ElementTags.RIGHT, "true");
                        p.Add(ElementTags.TOP, "true");
                        p.Add(ElementTags.BOTTOM, "true");
                    }
                    HandleStartingTags(peer.Tag, p);
                    return;
                }
                HandleStartingTags(peer.Tag, peer.GetAttributes(attrs));
                return;
            }
            Properties attributes = new Properties();
            if (attrs != null) {
                foreach (String attribute in attrs.Keys) {
                    attributes.Add(attribute.ToLower(CultureInfo.InvariantCulture), ((String)attrs[attribute]).ToLower(CultureInfo.InvariantCulture));
                }
            }
            HandleStartingTags(name, attributes);
        }
Пример #5
0
 /// <summary>
 /// This method gets called when a start tag is encountered.
 /// </summary>
 /// <param name="tag">the name of the tag that is encountered</param>
 /// <param name="lname"></param>
 /// <param name="n"></param>
 /// <param name="attrs">the list of attributes</param>
 public override void StartElement(String tag, String lname, String n, Hashtable attrs)
 {
     String name = (string)attrs[NAME];
     String alias = (string)attrs[ALIAS];
     String value = (string)attrs[VALUE];
     if (name != null) {
         if (TAG.Equals(lname)) {
             currentPeer = new XmlPeer(name, alias);
         }
         else if (ATTRIBUTE.Equals(lname)) {
             if (alias != null) {
                 currentPeer.AddAlias(name, alias);
             }
             if (value != null) {
                 currentPeer.AddValue(name, value);
             }
         }
     }
     value = (string)attrs[CONTENT];
     if (value != null) {
         currentPeer.Content = value;
     }
 }