public Chess PlaceAChess(int x, int y, Chess.ChessType type)
{
Point nodeId = FindTheClosetNode(x, y);
if (nodeId == NO_MATCH_NODE)
{
return(null);
}
if (chesses[nodeId.X, nodeId.Y] != null)
{
return(null);
}
Point formPos = ConvertToFormPos(nodeId);
chesses[nodeId.X, nodeId.Y] = new Chess(formPos.X, formPos.Y, type);
_lastPlaceNode = nodeId;
return(chesses[nodeId.X, nodeId.Y]);
}
public bool CheckLineUp(Chess.ChessType type)
{
int centerX = _lastPlaceNode.X;
int centerY = _lastPlaceNode.Y;
int total = 1;
int count = 1;
// \
while (count <= 5)
{
if (centerX - count < 0 || centerY - count < 0)
{
break;
}
if (chesses[centerX - count, centerY - count] == null)
{
break;
}
if (chesses[centerX - count, centerY - count].GetChessType() != type)
{
break;
}
total++;
count++;
}
count = -1;
while (count >= -5)
{
if (centerX - count >= Board.NODE_COUNT || centerY - count >= Board.NODE_COUNT)
{
break;
}
if (chesses[centerX - count, centerY - count] == null)
{
break;
}
if (chesses[centerX - count, centerY - count].GetChessType() != type)
{
break;
}
total++;
count--;
}
if (total >= 5)
{
return(true);
}
total = 1;
count = 1;
// /
while (count <= 5)
{
if (centerX - count < 0 || centerY + count >= Board.NODE_COUNT)
{
break;
}
if (chesses[centerX - count, centerY + count] == null)
{
break;
}
if (chesses[centerX - count, centerY + count].GetChessType() != type)
{
break;
}
total++;
count++;
}
count = 1;
while (count <= 5)
{
if (centerX + count >= Board.NODE_COUNT || centerY - count < 0)
{
break;
}
if (chesses[centerX + count, centerY - count] == null)
{
break;
}
if (chesses[centerX + count, centerY - count].GetChessType() != type)
{
break;
}
total++;
count++;
}
if (total >= 5)
{
return(true);
}
total = 1;
count = 1;
// |
while (count <= 5)
{
if (centerY - count < 0)
{
break;
}
if (chesses[centerX, centerY - count] == null)
{
break;
}
if (chesses[centerX, centerY - count].GetChessType() != type)
{
break;
}
total++;
count++;
}
count = 1;
while (count <= 5)
{
if (centerY + count >= Board.NODE_COUNT)
{
break;
}
if (chesses[centerX, centerY + count] == null)
{
break;
}
if (chesses[centerX, centerY + count].GetChessType() != type)
{
break;
}
total++;
count++;
}
if (total >= 5)
{
return(true);
}
total = 1;
count = 1;
// -
while (count <= 5)
{
if (centerX + count >= Board.NODE_COUNT)
{
break;
}
if (chesses[centerX + count, centerY] == null)
{
break;
}
if (chesses[centerX + count, centerY].GetChessType() != type)
{
break;
}
total++;
count++;
}
count = 1;
while (count <= 5)
{
if (centerX - count < 0)
{
break;
}
if (chesses[centerX - count, centerY] == null)
{
break;
}
if (chesses[centerX - count, centerY].GetChessType() != type)
{
break;
}
total++;
count++;
}
if (total >= 5)
{
return(true);
}
return(false);
}
