// attr html starts with a " "
/// <exception cref="System.IO.IOException"/>
internal override void OuterHtmlHead(StringBuilder accum, int depth, OutputSettings @out)
{
accum.Append("<").Append(isProcessingInstruction ? "!" : "?").Append(name);
attributes.Html(accum, @out);
accum.Append(isProcessingInstruction ? "!" : "?").Append(">");
}
internal override void OuterHtmlTail(StringBuilder accum, int depth, OutputSettings @out)
{
}
internal OuterHtmlVisitor(StringBuilder accum, OutputSettings @out)
{
this.accum = accum;
this.@out = @out;
}
/// <summary>Collapsible if it's a boolean attribute and value is empty or same as name</summary>
/// <param name="out">Outputsettings</param>
/// <returns>Returns whether collapsible or not</returns>
protected internal bool ShouldCollapseAttribute(OutputSettings @out)
{
return(("".Equals(value) || value.EqualsIgnoreCase(key)) && @out.Syntax() == Syntax.html && IsBooleanAttribute
());
}
protected internal virtual void Indent(StringBuilder accum, int depth, OutputSettings @out)
{
accum.Append("\n").Append(iText.StyledXmlParser.Jsoup.Helper.StringUtil.Padding(depth * @out.IndentAmount(
)));
}
internal abstract void OuterHtmlTail(StringBuilder accum, int depth, OutputSettings @out);
// this method is ugly, and does a lot. but other breakups cause rescanning and stringbuilder generations
/// <exception cref="System.IO.IOException"/>
internal static void Escape(StringBuilder accum, String str, OutputSettings outputSettings, bool inAttribute
, bool normaliseWhite, bool stripLeadingWhite)
{
bool lastWasWhite = false;
bool reachedNonWhite = false;
Entities.EscapeMode escapeMode = outputSettings.EscapeMode();
Encoding encoder = outputSettings.Charset();
Entities.CoreCharset coreCharset = GetCoreCharsetByName(outputSettings.Charset().Name());
IDictionary <char, String> map = escapeMode.GetMap();
int length = str.Length;
int codePoint;
for (int offset = 0; offset < length; offset += iText.IO.Util.TextUtil.CharCount(codePoint))
{
codePoint = str.CodePointAt(offset);
if (normaliseWhite)
{
if (iText.StyledXmlParser.Jsoup.Helper.StringUtil.IsWhitespace(codePoint))
{
if ((stripLeadingWhite && !reachedNonWhite) || lastWasWhite)
{
continue;
}
accum.Append(' ');
lastWasWhite = true;
continue;
}
else
{
lastWasWhite = false;
reachedNonWhite = true;
}
}
// surrogate pairs, split implementation for efficiency on single char common case (saves creating strings, char[]):
if (codePoint < iText.IO.Util.TextUtil.CHARACTER_MIN_SUPPLEMENTARY_CODE_POINT)
{
char c = (char)codePoint;
switch (c)
{
case '&': {
// html specific and required escapes:
accum.Append("&");
break;
}
case (char)0xA0: {
if (escapeMode != Entities.EscapeMode.xhtml)
{
accum.Append(" ");
}
else
{
accum.Append(" ");
}
break;
}
case '<': {
// escape when in character data or when in a xml attribue val; not needed in html attr val
if (!inAttribute || escapeMode == Entities.EscapeMode.xhtml)
{
accum.Append("<");
}
else
{
accum.Append(c);
}
break;
}
case '>': {
if (!inAttribute)
{
accum.Append(">");
}
else
{
accum.Append(c);
}
break;
}
case '"': {
if (inAttribute)
{
accum.Append(""");
}
else
{
accum.Append(c);
}
break;
}
default: {
if (CanEncode(coreCharset, c, encoder))
{
accum.Append(c);
}
else
{
if (map.ContainsKey(c))
{
accum.Append('&').Append(map.Get(c)).Append(';');
}
else
{
accum.Append("&#x").Append(JavaUtil.IntegerToHexString(codePoint)).Append(';');
}
}
break;
}
}
}
else
{
String c = new String(iText.IO.Util.TextUtil.ToChars(codePoint));
if (encoder.CanEncode(c))
{
// uses fallback encoder for simplicity
accum.Append(c);
}
else
{
accum.Append("&#x").Append(JavaUtil.IntegerToHexString(codePoint)).Append(';');
}
}
}
}
/// <summary>Set the document's output settings.</summary>
/// <param name="outputSettings">new output settings.</param>
/// <returns>this document, for chaining.</returns>
public virtual Document OutputSettings(OutputSettings outputSettings)
{
Validate.NotNull(outputSettings);
this.outputSettings = outputSettings;
return(this);
}
internal override void OuterHtmlHead(StringBuilder accum, int depth, OutputSettings @out)
{
accum.Append(GetWholeData());
}