// ------------------------- FoldNewLine ---------------------------
// add a fold ( crlf-space ) to the current line. This will
public ChunkPair FoldNewLine(Chunk InSpaceChunk)
{
// must be a space chunk
if (InSpaceChunk.ChunkType != ChunkType.Spaces)
{
throw(new ApplicationException("FoldNewLine method must be passed spaces"));
}
// end the current line.
Chunk eolChunk = new Chunk(ChunkType.EndOfLine);
CurrentLine.AddChunk(eolChunk);
// split the space chunk. one char for the fold chunk. the remainder to be
// placed as processing continues.
ChunkPair pair = InSpaceChunk.Split(ParentLineBuilder.Traits, 1);
// the fold chunk is a single space. ( this is a single space from the
// unicode string so it has a Bx. )
Chunk foldChunk = pair.a;
CurrentLine.AddChunk(foldChunk);
return(pair);
}
// ------------------------ FoldNewLine ----------------------------
// insert a fold at the end of the current line
public Chunk FoldNewLine( )
{
// end the current line.
Chunk eolChunk = new Chunk(ChunkType.EndOfLine);
CurrentLine.AddChunk(eolChunk);
// add the fold to the current empty line.
Chunk fold = new Chunk(ChunkType.Fold);
CurrentLine.AddChunk(fold);
return(fold);
}