private void Reader_EcondingChanged(object sender, Encoding enc)
{
lock (lockObject)
{
fullUpdate = true;
}
EcondingChanged?.Invoke(this, enc);
}
public virtual LineRange ReadRange(long position, Origin origin, int maxPrev, int maxNext, int maxPrevExt, int maxNextExt, LineRange currentState = null)
{
Stream stream = null;
try
{
int cp = CurEncoding.CodePage;
stream = GetStream();
if (stream == null)
{
HandleStreamUnavailable();
return(new LineRange());
}
LineReader lineReader = new LineReader(stream, GetEncoding(stream));
if (origin == Origin.End)
{
position = stream.Length + position;
if (position < 0)
{
position = 0;
}
}
Line curLine = null;
List <Line> prev = new List <Line>();
List <Line> next = new List <Line>();
List <Extent> prevExtent = new List <Extent>();
List <Extent> nextExtent = new List <Extent>();
Action <RawLine> feedDetector = (line) => { if (line != null)
{
FeedDetector(line, lineReader);
}
};
curLine = ReadRange(lineReader, position, maxPrev, maxNext, maxPrevExt, maxNextExt, prev, next, prevExtent, nextExtent, currentState, feedDetector);
int enc = CurEncoding.CodePage;
//foreach (Line line in prev)
//{
// FeedDetector(line, lineReader);
//}
//if (curLine != null) FeedDetector(curLine, lineReader);
//foreach (Line line in next)
//{
// FeedDetector(line, lineReader);
//}
if (CurEncoding.CodePage != enc)
{
// Read line again with new encoding
lineReader = new LineReader(stream, CurEncoding);
curLine = ReadRange(lineReader, position, maxPrev, maxNext, maxPrevExt, maxNextExt, prev, next, prevExtent, nextExtent);
}
if (CurEncoding.CodePage != cp)
{
EcondingChanged?.Invoke(this, CurEncoding);
}
LineRange lineRange = new LineRange(curLine, prev.ConvertAll <Line>(l => (Line)l), next.ConvertAll <Line>(l => (Line)l),
prevExtent, nextExtent, lineReader.StreamLength);
CloseStream(stream);
return(lineRange);
}
catch (Exception e)
{
HandleError(stream, e);
return(new LineRange());
}
}
