protected override void VisitText(HtmlText node)
{
string html;
if (node.IsData)
{
html = node.Data;
}
else
{
html = HtmlEncoder.Escape(node.Data, _settings.Charset.GetEncoder(), _settings.EscapeMode);
if (PrettyPrint &&
node.ParentElement is HtmlElement &&
!((HtmlElement)node.ParentElement).PreserveWhitespace)
{
html = StringUtil.NormalizeWhitespace(html);
}
if (PrettyPrint && node.NodePosition == 0 &&
node.ParentElement is HtmlElement && ((HtmlElement)node.ParentElement).Tag.FormatAsBlock && !node.IsBlank)
{
Indent();
}
}
_output.Append(html);
}
internal static void AppendWhitespaceIfBr(HtmlElement element, StringBuilder accum)
{
if (element.NodeName == "br" && !HtmlText.LastCharIsWhitespace(accum))
{
accum.Append(" ");
}
}
protected override void VisitText(HtmlText node)
{
if (node.IsData)
{
text.Append(node.Data);
}
}
protected override void VisitText(HtmlText node)
{
if (!node.IsData)
{
bool preserveWhitespace = ((HtmlElement)node.ParentElement).PreserveWhitespace;
StringUtil.AppendNormalisedText(_text, node, preserveWhitespace);
}
}
protected virtual void VisitText(HtmlText node)
{
if (node == null)
{
throw new ArgumentNullException(nameof(node));
}
DefaultVisit(node);
}
protected override void VisitElement(HtmlElement node)
{
StringUtil.AppendWhitespaceIfBr(node, _text);
if (_text.Length > 0 && node.IsBlock && !HtmlText.LastCharIsWhitespace(_text))
{
_text.Append(" ");
}
base.VisitElement(node);
}
internal static void AppendNormalisedText(StringBuilder accum, HtmlText textNode, bool preserveWhitespace)
{
string text = textNode.Data;
if (!preserveWhitespace)
{
text = StringUtil.NormalizeWhitespace(text);
if (HtmlText.LastCharIsWhitespace(accum))
{
text = HtmlText.StripLeadingWhitespace(text);
}
}
accum.Append(text);
}
void IHtmlNodeVisitor.Visit(HtmlText text)
{
VisitText(text);
}
