/**
* Parses an HTML string and a string containing CSS into a list of Element objects.
* The FontProvider will be obtained from iText's FontFactory object.
*
* @param html a String containing an XHTML snippet
* @param css a String containing CSS
* @return an ElementList instance
*/
public static ElementList ParseToElementList(String html, String css)
{
// CSS
ICSSResolver cssResolver = new StyleAttrCSSResolver();
if (css != null)
{
ICssFile cssFile = XMLWorkerHelper.GetCSS(new MemoryStream(Encoding.Default.GetBytes(css)));
cssResolver.AddCss(cssFile);
}
// HTML
CssAppliers cssAppliers = new CssAppliersImpl(FontFactory.FontImp);
HtmlPipelineContext htmlContext = new HtmlPipelineContext(cssAppliers);
htmlContext.SetTagFactory(Tags.GetHtmlTagProcessorFactory());
htmlContext.AutoBookmark(false);
// Pipelines
ElementList elements = new ElementList();
ElementHandlerPipeline end = new ElementHandlerPipeline(elements, null);
HtmlPipeline htmlPipeline = new HtmlPipeline(htmlContext, end);
CssResolverPipeline cssPipeline = new CssResolverPipeline(cssResolver, htmlPipeline);
// XML Worker
XMLWorker worker = new XMLWorker(cssPipeline, true);
XMLParser p = new XMLParser(worker);
p.Parse(new MemoryStream(Encoding.Default.GetBytes(html)));
return(elements);
}
public static ElementList ParseToElementList(string html, string css)
{
ICSSResolver iCSSResolver = new StyleAttrCSSResolver();
if (css != null)
{
ICssFile cSS = XMLWorkerHelper.GetCSS(new MemoryStream(Encoding.Default.GetBytes(css)));
iCSSResolver.AddCss(cSS);
}
MyFontsProvider fontProvider = new MyFontsProvider();
CssAppliers cssAppliers = new CssAppliersImpl(fontProvider);
//CssAppliers cssAppliers = new CssAppliersImpl(FontFactory.FontImp);
HtmlPipelineContext htmlPipelineContext = new HtmlPipelineContext(cssAppliers);
htmlPipelineContext.SetTagFactory(Tags.GetHtmlTagProcessorFactory());
htmlPipelineContext.AutoBookmark(false);
ElementList elementList = new ElementList();
ElementHandlerPipeline next = new ElementHandlerPipeline(elementList, null);
HtmlPipeline next2 = new HtmlPipeline(htmlPipelineContext, next);
CssResolverPipeline pipeline = new CssResolverPipeline(iCSSResolver, next2);
XMLWorker listener = new XMLWorker(pipeline, true);
XMLParser xMLParser = new XMLParser(listener);
//因为XMLWork不支持html的单标签，所以要对单标签进行过滤。不然就会报错：Invalid nested tag div found, expected closing tag br
html = html.Replace("<br>", "").Replace("<hr>", "").Replace("<img>", "").Replace("<param>", "")
.Replace("<link>", "");
//xMLParser.Parse(new MemoryStream(Encoding.Default.GetBytes(html)));
xMLParser.Parse(new MemoryStream(Encoding.UTF8.GetBytes(html)));
return(elementList);
}
/* (non-Javadoc)
* @see com.itextpdf.tool.xml.ITagProcessor#endElement(com.itextpdf.tool.xml.Tag, java.util.List, com.itextpdf.text.Document)
*/
public override IList <IElement> End(IWorkerContext ctx, Tag tag, IList <IElement> currentContent)
{
List <IElement> l = new List <IElement>(1);
if (currentContent.Count > 0)
{
IList <IElement> currentContentToParagraph = CurrentContentToParagraph(currentContent, true, true, tag, ctx);
foreach (IElement p in currentContentToParagraph)
{
((Paragraph)p).Role = (getHeaderRole(GetLevel(tag)));
}
ParentTreeUtil pt = new ParentTreeUtil();
try {
HtmlPipelineContext context = GetHtmlPipelineContext(ctx);
bool oldBookmark = context.AutoBookmark();
if (pt.GetParentTree(tag).Contains(HTML.Tag.TD))
{
context.AutoBookmark(false);
}
if (context.AutoBookmark())
{
Paragraph title = new Paragraph();
foreach (IElement w in currentContentToParagraph)
{
title.Add(w);
}
l.Add(new WriteH(context, tag, this, title));
}
context.AutoBookmark(oldBookmark);
} catch (NoCustomContextException e) {
if (LOGGER.IsLogging(Level.ERROR))
{
LOGGER.Error(LocaleMessages.GetInstance().GetMessage(LocaleMessages.HEADER_BM_DISABLED), e);
}
}
l.AddRange(currentContentToParagraph);
}
return(l);
}
virtual public void VerifyDefaultBookmarksEnabled()
{
Assert.AreEqual(true, ctx.AutoBookmark());
}