public void loadXML(String filename)
{
moves = new ArrayList();
XmlDocument xmlDoc = new XmlDocument();
XmlNode xmlNode, fieldsOverNode, fieldsRemoveNode;
ArrayList playerData;
int[] from, to;
// load XML
xmlDoc.Load(filename);
xmlNode = xmlDoc.DocumentElement;
if (!xmlNode.Name.Equals("game"))
{
throw new Exception("Wrong start XML node");
}
// read players
playerData = readXMLPlayerNode(xmlNode.ChildNodes[0], "playerWhite");
playerWhiteName = playerData[0].ToString();
playerWhiteControls = getPlayerControlsFromString((String)playerData[1]);
playerData = readXMLPlayerNode(xmlNode.ChildNodes[1], "playerBlack");
playerBlackName = playerData[0].ToString();
playerBlackControls = getPlayerControlsFromString((String)playerData[1]);
// read moves
xmlNode = xmlNode.ChildNodes[2];
if (!xmlNode.Name.Equals("moves"))
{
throw new Exception("Wrong moves XML node");
}
foreach (XmlNode moveNode in xmlNode.ChildNodes)
{
from = readXMLPositionNode(moveNode.ChildNodes[0], "positionFrom");
to = readXMLPositionNode(moveNode.ChildNodes[1], "positionTo");
Move move = new Move(from[0], from[1], to[0], to[1]);
fieldsOverNode = moveNode.ChildNodes[2];
if (!fieldsOverNode.Name.Equals("fieldsOver"))
{
throw new Exception("Wrong fieldsOver XML node");
}
foreach (XmlNode fieldOverNode in fieldsOverNode.ChildNodes)
{
from = readXMLPositionNode(fieldOverNode, "position");
move.addOverField(from[0], from[1]);
}
fieldsRemoveNode = moveNode.ChildNodes[3];
if (!fieldsRemoveNode.Name.Equals("fieldsRemove"))
{
throw new Exception("Wrong fieldsOver XML node");
}
foreach (XmlNode fieldRemoveNode in fieldsRemoveNode.ChildNodes)
{
from = readXMLPositionNode(fieldRemoveNode, "position");
move.addRemoveField(from[0], from[1]);
}
moves.Add(move);
}
}
public ArrayList getPossibleJumps(Desk desk, int x, int y, short currentPlayer)
{
ArrayList possibleJumps = new ArrayList();
ArrayList jumpsFound = new ArrayList();
Move newMove;
int[,] fields = desk.getFields();
int xIncrement = 0;
int yIncrement = 0;
int[] targetCoords;
short opposite_player = getOppositePlayer(currentPlayer);
//loop all possible diretions for jump
for (int i = 0; i < directionsJump.Length; i++)
{
if (directionsJump[i] == GameVar.DIR_UP_LEFT)
{
xIncrement = -1;
yIncrement = 1;
}
else if (directionsJump[i] == GameVar.DIR_UP)
{
xIncrement = 0;
yIncrement = 1;
}
else if (directionsJump[i] == GameVar.DIR_UP_RIGHT)
{
xIncrement = 1;
yIncrement = 1;
}
else if (directionsJump[i] == GameVar.DIR_RIGHT)
{
xIncrement = 1;
yIncrement = 0;
}
else if (directionsJump[i] == GameVar.DIR_LEFT)
{
xIncrement = -1;
yIncrement = 0;
}
else if (directionsJump[i] == GameVar.DIR_DOWN_LEFT)
{
xIncrement = -1;
yIncrement = -1;
}
else if (directionsJump[i] == GameVar.DIR_DOWN)
{
xIncrement = 0;
yIncrement = -1;
}
else if (directionsJump[i] == GameVar.DIR_DOWN_RIGHT)
{
xIncrement = 1;
yIncrement = -1;
}
//get target coords of possible jump
targetCoords = canJump(fields, x, y, xIncrement, yIncrement, currentPlayer);
if (targetCoords == null) //no jump possible
{
continue;
}
int targetCoordsX = targetCoords[0];
int targetCoordsY = targetCoords[1];
//create new (master) move, make it on desk and inspect again from new position - in case multiple jump
newMove = new Move(x, y, targetCoordsX, targetCoordsY);
newMove.addRemoveField(targetCoordsX - xIncrement, targetCoordsY - yIncrement);
desk.makeMove(newMove);
jumpsFound = getPossibleJumps(desk, targetCoordsX, targetCoordsY, currentPlayer);
desk.undoMove(newMove);
//multiple jump found
if (jumpsFound.Count > 0)
{
foreach (Move jump in jumpsFound) //loop multiple jump fractals, add for master jump
{
jump.addOverField(jump.getFrom()[0], jump.getFrom()[1]);
jump.addRemoveField(jump.getFrom()[0] - xIncrement, jump.getFrom()[1] - yIncrement);
jump.setFrom(x, y);
possibleJumps.Add(jump);
}
}
else
{
possibleJumps.Add(newMove); //no (more) multijumps, add master jump to results
}
}
return(possibleJumps);
}