bool CheckColour(int index)
{
if (index < 0)
{
return(false);
}
char code = Text.value[index], col = Text.value[index + 1];
return((code == '%' || code == '&') && IDrawer2D.ValidColCode(col));
}
string GetPart(string line, int start, int end)
{
string part = line.Substring(start, end - start);
int lastCol = line.LastIndexOf('&', start, start);
// We may split up a line into say %e<word><url>
// url and word both need to have %e at the start.
if (lastCol >= 0 && IDrawer2D.ValidColCode(line, lastCol + 1))
{
part = "&" + line[lastCol + 1] + part;
}
return(part);
}