static List <ustring> WordWrap(ustring text, int margin)
{
int start = 0, end;
var lines = new List <ustring> ();
text = StripCRLF(text);
while ((end = start + margin) < text.Length)
{
while (text [end] != ' ' && end > start)
{
end -= 1;
}
if (end == start)
{
end = start + margin;
}
lines.Add(text [start, end]);
start = end + 1;
}
if (start < text.Length)
{
lines.Add(text.Substring(start));
}
return(lines);
}