private static uint Walk(Inline i, WalkerCallback callback)
{
uint hits = 0;
if (callback(i))
{
hits++;
}
if (i is Span span)
{
foreach (Inline i2 in span.Inlines)
{
hits += Walk(i2, callback);
}
}
else if (i is Run)
{
// rien à faire.
}
else
{
throw new NotSupportedException();
}
return(hits);
}
/// <summary>
///
/// </summary>
/// <param name="doc"></param>
/// <param name="callback"></param>
/// <returns>Le nombre de 'hits' positifs.</returns>
public static uint Walk(FlowDocument doc, WalkerCallback callback)
{
uint hits = 0;
foreach (Block b in doc.Blocks)
{
hits += Walk(b, callback);
}
return(hits);
}
private static uint Walk(Block te, WalkerCallback callback)
{
uint hits = 0;
if (te is Paragraph p)
{
foreach (Inline i in p.Inlines)
{
hits += Walk(i, callback);
}
}
else
{
throw new NotSupportedException();
}
return(hits);
}