public override List <Match> FindMatches(RuntimeGridData grid, SwapEventData swapData, List <Match> previousMatches)
{
List <Match> merged = new List <Match>();
bool mergeFound = false;
for (int i = 0; i < previousMatches.Count; i++)
{
Match m = previousMatches[i];
for (int j = i + 1; j < previousMatches.Count; j++)
{
if (m.OverlapsWith(previousMatches[j]))
{
// create the merged Match
var l = new List <MatchElement>(m.elements.Length + previousMatches[j].elements.Length);
l.AddRange(m.elements);
l.AddRange(previousMatches[j].elements);
var mergedElements = l.Distinct(new MatchComparator()).ToArray();
// add it to the merged list
merged.Add(new Match(mergedElements));
// make sure we dont add this match to the merged list twice
previousMatches.RemoveAt(j);
// make sure we dont add the 3 at the end of this
mergeFound = true;
}
}
if (!mergeFound)
{
merged.Add(m);
}
}
return(merged);
}
