public static bool IsCenter(this GetRangeType type)
{
switch (type)
{
case GetRangeType.CenterAll:
case GetRangeType.CenterLeft:
case GetRangeType.CenterRight:
return(true);
default:
return(false);
}
}
public static IList <GameCard> GetRangeCard(this GameCard card, int range, GetRangeType type = GetRangeType.CenterAll)
{//按照从左到右的顺序,选中卡牌
var rowList = card.GetRowList();
var centerIndex = card.GetRowIndex();
var result = new List <GameCard>();
for (var i = centerIndex - range; i <= centerIndex + range; i++)
{
if ((i >= 0 && (i < rowList.Count())) &&
((i < centerIndex && type.IsLeft()) ||
(i == centerIndex && type.IsCenter()) ||
(i > centerIndex && type.IsRight())))
{
result.Add(rowList[i]);
}
}
return(result);
}