/// ------------------------------------------------------------------------------------
/// <summary>
/// Process a segment of text. If there are inline markers, then break out the
/// pieces and return the next segment
/// </summary>
/// <param name="source">source text to process</param>
/// <param name="marker">text of the marker</param>
/// <param name="literalVerse">literal verse string to use</param>
/// <returns>the next text segment</returns>
/// ------------------------------------------------------------------------------------
private ISCTextSegment ProcessNextSegmentOfText(string source, string marker,
string literalVerse)
{
bool fContinuationLine = (source == m_remainingLineText && !string.IsNullOrEmpty(source));
int startPos;
string startMarker = FindNextMarker(source, 0, out startPos);
ImportMappingInfo markerMapping = m_settings.MappingForMarker(marker, m_mappingSet);
// If there are no markers, return the entire string as the segment
if (startMarker == null)
{
m_remainingLineText = string.Empty;
}
else if (startPos != 0 || marker != string.Empty)
{
// If the first marker is not at the start or if this is the very first time
// through for this line, then save the text from the marker and
// process the leading text (which may actually be an empty string if this
// is a line beginning with a paragraph marker followed immediately by an
// in-line marker).
m_remainingLineText = source.Substring(startPos);
source = source.Substring(0, startPos);
}
else
{
// An inline marker was found at the beginning of the line so process it now
int endPos;
string endMarker = FindNextMarker(source, startPos + startMarker.Length, out endPos);
if (endMarker != null)
{
m_remainingLineText = source.Substring(endPos);
int ichStartOfSegment = startPos + startMarker.Length;
if (m_settings.ImportTypeEnum == TypeOfImport.Paratext5 && endPos > ichStartOfSegment)
{
// P5 in-line begin markers don't include the trailing space (for display
// purposes), but it is required. Start markers do not end in "*", end
// markers do.
if (!startMarker.EndsWith("*"))
{
Debug.Assert(source[ichStartOfSegment] == ' ' || source[ichStartOfSegment] == '\t');
ichStartOfSegment += 1;
}
}
source = source.Substring(ichStartOfSegment, endPos - ichStartOfSegment);
}
else
{
source = source.Substring(startPos + startMarker.Length);
m_remainingLineText = string.Empty;
}
// For inline markers, get the mapping info
markerMapping = m_settings.MappingForMarker(startMarker, m_mappingSet);
marker = startMarker;
}
// need to process chapter/verse references on continuation lines
if (fContinuationLine && (marker == @"\v" || marker == @"\c"))
{
GetReferenceForLine(marker, ref source, ref literalVerse);
}
// Build a segment to return
return(new SCTextSegment(ConvertSource(source, markerMapping),
marker, literalVerse, m_currentStartRef, m_currentEndRef,
m_currentFile.FileName, m_lineNumber));
}