/// <summary>
/// Parses the keyword «\legend» inside a textarea.
/// </summary>
private void ParseLegend(Legend legend)
{
// Syntax:
// 1. \legend
// 2. \legend[...]
// 3. \legend[...]{...}
try
{
ReadCode();
if (Symbol == Symbol.BracketLeft)
{
ParseAttributes(legend, false);
ReadCode();
}
// Empty legends are allowed.
if (Symbol != Symbol.BraceLeft)
return;
AdjustToNextBlock(); // consume/ignore all content
}
catch (DdlParserException pe)
{
ReportParserException(pe);
AdjustToNextBlock();
}
}
internal override void VisitLegend(Legend legend)
{
ParagraphFormat parentFormat;
if (!legend._style.IsNull)
{
Style style = legend.Document.Styles[legend.Style];
if (style == null)
style = legend.Document.Styles[StyleNames.InvalidStyleName];
parentFormat = style._paragraphFormat;
}
else
{
TextArea textArea = (TextArea)GetDocumentElementHolder(legend);
legend._style = textArea._style;
parentFormat = textArea._format;
}
if (legend._format == null)
legend.Format = parentFormat.Clone();
else
FlattenParagraphFormat(legend._format, parentFormat);
}
internal virtual void VisitLegend(Legend legend) { }
/// <summary>
/// Adds a new legend to the text area.
/// </summary>
public void Add(Legend legend)
{
this.Elements.Add(legend);
}
/// <summary>
/// Adds a new legend to the collection.
/// </summary>
public Legend AddLegend()
{
Legend legend = new Legend();
Add(legend);
return legend;
}
/// <summary>
/// Adds a new legend to the text area.
/// </summary>
public void Add(Legend legend)
{
Elements.Add(legend);
}