C++ (Cpp) CSphString::Length示例

示例#1

文件： sphinxexcerpt.cpp 项目： jzawodn/Sphinx-at-Craigslist

void ExcerptGen_c::AddJunk ( int iStart, int iLength, int iBoundary )
{
	assert ( iLength>0 );
	assert ( iLength<=m_sBuffer.Length() );
	assert ( iStart+iLength<=m_sBuffer.Length() );

	int iChunkStart = iStart;
	int iSaved = 0;

	for ( int i = iStart; i < iStart+iLength; i++ )
		if ( sphIsSpace ( m_sBuffer.cstr () [i] )!=sphIsSpace ( m_sBuffer.cstr () [iChunkStart] ) )
		{
			Token_t & tLast = m_dTokens.Add();
			tLast.m_eType = TOK_SPACE;
			tLast.m_iStart = iChunkStart;
			tLast.m_iLengthBytes = i - iChunkStart;
			tLast.m_iWordID = 0;
			tLast.m_uWords = 0;
			tLast.m_uPosition = 0;

			iChunkStart = i;
			iSaved += tLast.m_iLengthBytes;

			if ( iBoundary!=-1 && iSaved > ( iBoundary-iStart ) )
			{
				AddBoundary();
				iBoundary = -1;
			}
		}

	Token_t & tLast = m_dTokens.Add();
	tLast.m_eType = TOK_SPACE;
	tLast.m_iStart = iChunkStart;
	tLast.m_iLengthBytes = iStart + iLength - iChunkStart;
	tLast.m_iWordID = 0;
	tLast.m_uWords = 0;
	tLast.m_uPosition = 0;

	if ( iBoundary!=-1 )
		AddBoundary();
}