/// <summary>
/// </summary>
/// <param name="oldWords"></param>
/// <param name="newWords"></param>
/// <param name="startInOld"></param>
/// <param name="endInOld"></param>
/// <param name="startInNew"></param>
/// <param name="endInNew"></param>
/// <param name="options"></param>
public MatchFinder(string[] oldWords, string[] newWords, int startInOld, int endInOld, int startInNew, int endInNew, MatchOptions options)
{
_oldWords = oldWords;
_newWords = newWords;
_startInOld = startInOld;
_endInOld = endInOld;
_startInNew = startInNew;
_endInNew = endInNew;
_options = options;
}
/// <summary>
/// </summary>
/// <param name="oldWords"></param>
/// <param name="newWords"></param>
/// <param name="startInOld"></param>
/// <param name="endInOld"></param>
/// <param name="startInNew"></param>
/// <param name="endInNew"></param>
/// <param name="options"></param>
public MatchFinder(string[] oldWords, string[] newWords, int startInOld, int endInOld, int startInNew, int endInNew, MatchOptions options)
{
_oldWords = oldWords;
_newWords = newWords;
_startInOld = startInOld;
_endInOld = endInOld;
_startInNew = startInNew;
_endInNew = endInNew;
_options = options;
}
private Match FindMatch(int startInOld, int endInOld, int startInNew, int endInNew)
{
// For large texts it is more likely that there is a Match of size bigger than maximum granularity.
// If not then go down and try to find it with smaller granularity.
for (int i = _matchGranularity; i > 0; i--)
{
var options = new MatchOptions
{
BlockSize = i,
RepeatingWordsAccuracy = RepeatingWordsAccuracy,
IgnoreWhitespaceDifferences = IgnoreWhitespaceDifferences
};
var finder = new MatchFinder(_oldWords, _newWords, startInOld, endInOld, startInNew, endInNew, options);
var match = finder.FindMatch();
if (match != null)
{
return(match);
}
}
return(null);
}
private Match FindMatch(int startInOld, int endInOld, int startInNew, int endInNew)
{
// For large texts it is more likely that there is a Match of size bigger than maximum granularity.
// If not then go down and try to find it with smaller granularity.
for (int i = _matchGranularity; i > 0 ; i--)
{
var options = new MatchOptions
{
BlockSize = i,
RepeatingWordsAccuracy = RepeatingWordsAccuracy,
IgnoreWhitespaceDifferences = IgnoreWhitespaceDifferences
};
var finder = new MatchFinder(_oldWords, _newWords, startInOld, endInOld, startInNew, endInNew, options);
var match = finder.FindMatch();
if (match != null)
return match;
}
return null;
}
