public TextLocation ToTextLocation(ScanStream Lookup)
{
LineLocation found = null;
// find the LineLocation on which the StreamIndex is located.
foreach (var line in Lookup.Lines)
{
var loc = line.Location;
if ((this.Value >= loc.StartIndex) && (this.Value <= loc.EndIndex))
{
found = loc;
break;
}
else if (loc.StartIndex > this.Value)
{
break;
}
}
// location not found.
if (found == null)
{
throw new ApplicationException("stream location " + this.Value.ToString() +
" is not found.");
}
TextLocation textLoc =
new TextLocation(found.LineId, this.Value - found.StartIndex);
return(textLoc);
}
public StreamLocation ToStreamLocation(ScanStream Lookup)
{
var lineLoc = Lookup.FindLineLocation(this.LineId);
int ix = lineLoc.StartIndex + this.ColumnIndex;
return(new StreamLocation(ix));
}
