private IElement ProcessMarginBoxContent(PageMarginBoxContextNode marginBoxContentNode, int pageNumber, ProcessorContext
context)
{
IElementNode dummyMarginBoxNode = new PageMarginBoxDummyElement();
dummyMarginBoxNode.SetStyles(marginBoxContentNode.GetStyles());
ITagWorker marginBoxWorker = context.GetTagWorkerFactory().GetTagWorker(dummyMarginBoxNode, context);
for (int i = 0; i < marginBoxContentNode.ChildNodes().Count; i++)
{
INode childNode = marginBoxContentNode.ChildNodes()[i];
if (childNode is ITextNode)
{
String text = ((ITextNode)marginBoxContentNode.ChildNodes()[i]).WholeText();
marginBoxWorker.ProcessContent(text, context);
}
else
{
if (childNode is IElementNode)
{
ITagWorker childTagWorker = context.GetTagWorkerFactory().GetTagWorker((IElementNode)childNode, context);
if (childTagWorker != null)
{
childTagWorker.ProcessEnd((IElementNode)childNode, context);
marginBoxWorker.ProcessTagChild(childTagWorker, context);
}
}
else
{
if (childNode is PageMarginRunningElementNode)
{
PageMarginRunningElementNode runningElementNode = (PageMarginRunningElementNode)childNode;
RunningElementContainer runningElement = context.GetCssContext().GetRunningManager().GetRunningElement(runningElementNode
.GetRunningElementName(), runningElementNode.GetRunningElementOccurrence(), pageNumber);
if (runningElement != null)
{
marginBoxWorker.ProcessTagChild(runningElement.GetProcessedElementWorker(), context);
}
}
else
{
LogManager.GetLogger(GetType()).Error(iText.Html2pdf.LogMessageConstant.UNKNOWN_MARGIN_BOX_CHILD);
}
}
}
}
marginBoxWorker.ProcessEnd(dummyMarginBoxNode, context);
if (!(marginBoxWorker.GetElementResult() is IElement))
{
throw new InvalidOperationException("Custom tag worker implementation for margin boxes shall return IElement for #getElementResult() call."
);
}
ICssApplier cssApplier = context.GetCssApplierFactory().GetCssApplier(dummyMarginBoxNode);
cssApplier.Apply(context, marginBoxContentNode, marginBoxWorker);
return((IElement)marginBoxWorker.GetElementResult());
}
/// <summary>Gets the resolved margin boxes.</summary>
/// <param name="pageClassNode">the page contex node</param>
/// <param name="cssResolver">the CSS resolver</param>
/// <param name="context">the CSS context</param>
/// <returns>the resolved margin boxes</returns>
private static IList <PageMarginBoxContextNode> GetResolvedMarginBoxes(PageContextNode pageClassNode, ICssResolver
cssResolver, CssContext context)
{
IList <PageMarginBoxContextNode> resolvedMarginBoxes = new List <PageMarginBoxContextNode>();
foreach (String pageMarginBoxName in pageMarginBoxNames)
{
PageMarginBoxContextNode marginBoxNode = new PageMarginBoxContextNode(pageClassNode, pageMarginBoxName);
IDictionary <String, String> marginBoxStyles = cssResolver.ResolveStyles(marginBoxNode, context);
if (!marginBoxNode.ChildNodes().IsEmpty())
{
marginBoxNode.SetStyles(marginBoxStyles);
resolvedMarginBoxes.Add(marginBoxNode);
}
context.SetQuotesDepth(0);
}
return(resolvedMarginBoxes);
}
