public void MoveChecker(int r, int c, CheckerPiece checker)
{
this.Dispatcher.Invoke((Action)(() =>
{
checker.col = c;
checker.row = r;
// bind the mouse events
checker.PreviewMouseLeftButtonDown +=
new MouseButtonEventHandler(grdBoard_PreviewMouseLeftButtonDown);
checker.PreviewMouseMove +=
new MouseEventHandler(grdBoard_PreviewMouseMove);
checker.Cursor = Cursors.Hand;
checker.AllowDrop = false;
// add the piece to the board
Grid.SetRow(checker, r);
Grid.SetColumn(checker, c);
this.grdBoard.Children.Remove(currentPiece);
grdBoard.Children.Add(checker);
Storyboard DropPiece = checker.Resources["DropPiece"] as Storyboard;
if (DropPiece != null)
{
DropPiece.Begin();
}
}));
}
public void PlayAgentMove(string moveDesc)
{
this.Dispatcher.Invoke((Action)(() =>
{
CheckerPiece checker = null;
currentTurn = Turn.Black;
List <string> descs = moveDesc.Split("//".ToArray()).ToList();
string from = descs[0], to = descs[2];
int fromx = int.Parse(from.Split(',')[0]),
fromy = int.Parse(from.Split(',')[1]),
tox = int.Parse(to.Split(',')[0]),
toy = int.Parse(to.Split(',')[1]);
//try black and black king, to find out which one it is
if (grdBoard.Children.OfType <BlackChecker>()
.Where(p => (p.row == fromx) && (p.col == fromy)).SingleOrDefault() != null)
{
currentPiece = grdBoard.Children.OfType <BlackChecker>()
.Where(p => (p.row == fromx) && (p.col == fromy)).SingleOrDefault();
if (tox == BLACK_LAST_ROW)
{
checker = new BlackKingChecker();
}
else
{
checker = new BlackChecker();
}
}
else
{
currentPiece = grdBoard.Children.OfType <BlackKingChecker>()
.Where(p => (p.row == fromx) && (p.col == fromy)).SingleOrDefault();
checker = new BlackKingChecker();
}
EmptySpace tempEmptySpace = grdBoard.Children.OfType <EmptySpace>()
.Where(p => (p.row == tox) && (p.col == toy)).SingleOrDefault();
CaptureHumanCellInAgentMoveIfAny(tox, toy, tempEmptySpace);
sound.Play();
MoveChecker(tox, toy, checker);
currentTurn = Turn.Red;
}));
}
private void StartDrag(MouseEventArgs e)
{
IsDragging = true;
CheckerPiece src;
if (e.Source.GetType() == typeof(RedChecker))
{
src = (RedChecker)e.Source;
}
else if (e.Source.GetType() == typeof(BlackChecker))
{
src = (BlackChecker)e.Source;
}
else if (e.Source.GetType() == typeof(RedKingChecker))
{
src = (RedKingChecker)e.Source;
}
else
{
src = (BlackKingChecker)e.Source;
}
currentPiece = src;
//drag adroner (Not currently used)>>
_dragAdorner = new DragAdorner(currentPiece, currentPiece, true, 1);
//currentPiece.Visibility = System.Windows.Visibility.Hidden;
AdornerLayerForDrag().Add(_dragAdorner);
//<<
this.CaptureMouse();
DataObject data = new DataObject(
System.Windows.DataFormats.Text.ToString(), "abcd");
DragDropEffects de = DragDrop.DoDragDrop(
this.grdBoard, data, DragDropEffects.All);
IsDragging = false;
}
// Here, the source is the drop target which in this case is a Label. This is needed to get
// a reference to the underlying grid cell. That way we know the cell to which to add the new
// image.
void grdBoard_Drop(object sender, DragEventArgs e)
{
// /red is user
string from = "", to = ""; //hit = "";
// use the label in the cell to get the current row and column
EmptySpace l = e.Source as EmptySpace;
int r = Grid.GetRow((EmptySpace)e.Source);
int c = Grid.GetColumn((EmptySpace)e.Source);
okToMove = false;
from = currentPiece.row + "," + currentPiece.col;
to = r + "," + c;
CheckerPiece checker;
if (currentPiece is RedChecker || currentPiece is RedKingChecker)
{
if (currentTurn != Turn.Red)
{
// Should never be here
System.Windows.Forms.MessageBox.Show("It's not your turn");
return;
}
illegalTouchCounter = 0;
// It's red's turn...
if (currentPiece is RedKingChecker ||
(currentPiece is RedChecker && r == RED_LAST_ROW))
{
checker = new RedKingChecker();
}
else
{
checker = new RedChecker();
}
if (currentPiece is RedChecker || currentPiece is RedKingChecker)
{
if ((l.row == currentPiece.row - 1 &&
(l.col == currentPiece.col + 1 || l.col == currentPiece.col - 1))
||
((l.row == currentPiece.row + 1 && currentPiece is RedKingChecker) &&
(l.col == currentPiece.col + 1 || l.col == currentPiece.col - 1)))
{
okToMove = true;
}
}
//now check to see if user captured anything
//if the logic is hard to follow,
//it basically checks the location if the supposedly hit agent(black) checker
//based on the fact that user (red) piece could be crown, and assign a
//crowned or normal hit piece, if any, to the opponentPiece variable.
//>>
CheckerPiece opponentPiece = null; //was black
if (c == currentPiece.col + 2)
{
if (r == currentPiece.row - 2)
{
if (grdBoard.Children.OfType <BlackChecker>()
.Where(p => p.row == currentPiece.row - 1 &&
(p.col == currentPiece.col + 1)).SingleOrDefault() != null)
{
opponentPiece = grdBoard.Children.OfType <BlackChecker>()
.Where(p => p.row == currentPiece.row - 1 &&
(p.col == currentPiece.col + 1)).SingleOrDefault();
}
else
{
opponentPiece = grdBoard.Children.OfType <BlackKingChecker>()
.Where(p => p.row == currentPiece.row - 1 &&
(p.col == currentPiece.col + 1)).SingleOrDefault();
}
}
else if (r == currentPiece.row + 2 && currentPiece is RedKingChecker)
{
if (grdBoard.Children.OfType <BlackChecker>()
.Where(p => p.row == currentPiece.row + 1 &&
(p.col == currentPiece.col + 1)).SingleOrDefault() != null)
{
opponentPiece = grdBoard.Children.OfType <BlackChecker>()
.Where(p => p.row == currentPiece.row + 1 &&
(p.col == currentPiece.col + 1)).SingleOrDefault();
}
else
{
opponentPiece = grdBoard.Children.OfType <BlackKingChecker>()
.Where(p => p.row == currentPiece.row + 1 &&
(p.col == currentPiece.col + 1)).SingleOrDefault();
}
}
}
else if (c == currentPiece.col - 2)
{
if (r == currentPiece.row - 2)
{
if (grdBoard.Children.OfType <BlackChecker>()
.Where(p => p.row == currentPiece.row - 1 &&
(p.col == currentPiece.col - 1)).SingleOrDefault() != null)
{
opponentPiece = grdBoard.Children.OfType <BlackChecker>()
.Where(p => p.row == currentPiece.row - 1 &&
(p.col == currentPiece.col - 1)).SingleOrDefault();
}
else
{
opponentPiece = grdBoard.Children.OfType <BlackKingChecker>()
.Where(p => p.row == currentPiece.row - 1 &&
(p.col == currentPiece.col - 1)).SingleOrDefault();
}
}
else if ((r == currentPiece.row + 2 && currentPiece is RedKingChecker))
{
if (grdBoard.Children.OfType <BlackChecker>()
.Where(p => p.row == currentPiece.row + 1 &&
(p.col == currentPiece.col - 1)).SingleOrDefault() != null)
{
opponentPiece = grdBoard.Children.OfType <BlackChecker>()
.Where(p => p.row == currentPiece.row + 1 &&
(p.col == currentPiece.col - 1)).SingleOrDefault();
}
else
{
opponentPiece = grdBoard.Children.OfType <BlackKingChecker>()
.Where(p => p.row == currentPiece.row + 1 &&
(p.col == currentPiece.col - 1)).SingleOrDefault();
}
}
}
//<<
//>> now remove if any black or black king was hit
if (opponentPiece != null && Math.Abs(l.row - currentPiece.row) == 2)
{
int validCol = (opponentPiece.col > currentPiece.col) ?
currentPiece.col + 2 : currentPiece.col - 2;
if (((r == currentPiece.row - 2) ||
(Math.Abs(r - currentPiece.row) == 2 &&
currentPiece is RedKingChecker)) && c == validCol)
{
Storyboard PieceCaptured =
opponentPiece.Resources["PieceCaptured"] as Storyboard;
capturedPiece = opponentPiece;
if (PieceCaptured != null)
{
PieceCaptured.Completed += new EventHandler(RemovePiece);
PieceCaptured.Begin();
}
okToMove = true;
}
}
if (okToMove)
{
//currentTurn = Turn.Black;
this.UserPlayed(this, new CheckerEventArg
{
moveDesc = from + "//" + to
});
}
}
else // that is, if touched checker is black or black king <><><><><><><><><<><><><><><><><><><><><><><><><><><><><><><><><><><><><><><><><><>
{
//when user touches agent stuff...
if (currentTurn != Turn.Black)
{
this.UserTouchedAgentChecker(this,
new UserTouchedAgentStuffEventArg
{
howManyTimes = ++illegalTouchCounter
});
//System.Windows.Forms.MessageBox.Show("Wait, that's mine!");
return;
}
//should never be here
//>>Few lines below only for debugging (until "<<")
checker = new BlackChecker();
if (l.row == currentPiece.row + 1 &&
(l.col == currentPiece.col + 1 || l.col == currentPiece.col - 1))
{
okToMove = true;
}
CaptureHumanCellInAgentMoveIfAny(r, c, l);
if (okToMove)
{
currentTurn = Turn.Red;
}
//<<
}
//if (okToMove
// && (checker is BlackChecker || checker is BlackKingChecker))
//{
// MoveChecker(r, c, checker);
//}
//not doing the move until confirmed by Java side
if (okToMove &&
(checker is RedChecker || checker is RedKingChecker))
{
latestR = r; latestC = c;
LatestRedTryingToMove = checker;
}
}
public void CaptureHumanCellInAgentMoveIfAny(int r, int c, EmptySpace l)
{
//If the logic is hard to follow, read below:
//it basically checks the location of the supposedly hit user (red) checker
//based on the fact that agent's (black) piece could be crown, and so assigns
//crowned or normal hit piece, if any, to the opponentPiece variable.
CheckerPiece opponentPiece = null;
//>>
if (c == currentPiece.col + 2)
{
if (r == currentPiece.row + 2)
{
if (grdBoard.Children.OfType <RedChecker>()
.Where(p => p.row == currentPiece.row + 1 &&
(p.col == currentPiece.col + 1)).SingleOrDefault() != null)
{
opponentPiece = grdBoard.Children.OfType <RedChecker>()
.Where(p => p.row == currentPiece.row + 1 &&
(p.col == currentPiece.col + 1)).SingleOrDefault();
}
else
{
opponentPiece = grdBoard.Children.OfType <RedKingChecker>()
.Where(p => p.row == currentPiece.row + 1 &&
(p.col == currentPiece.col + 1)).SingleOrDefault();
}
}
else if (r == currentPiece.row - 2 && currentPiece is BlackKingChecker)
{
if (grdBoard.Children.OfType <RedChecker>()
.Where(p => p.row == currentPiece.row - 1 &&
(p.col == currentPiece.col + 1)).SingleOrDefault() != null)
{
opponentPiece = grdBoard.Children.OfType <RedChecker>()
.Where(p => p.row == currentPiece.row - 1 &&
(p.col == currentPiece.col + 1)).SingleOrDefault();
}
else
{
opponentPiece = grdBoard.Children.OfType <RedKingChecker>()
.Where(p => p.row == currentPiece.row - 1 &&
(p.col == currentPiece.col + 1)).SingleOrDefault();
}
}
}
else if (c == currentPiece.col - 2)
{
if (r == currentPiece.row + 2)
{
if (grdBoard.Children.OfType <RedChecker>()
.Where(p => p.row == currentPiece.row + 1 &&
(p.col == currentPiece.col - 1)).SingleOrDefault() != null)
{
opponentPiece = grdBoard.Children.OfType <RedChecker>()
.Where(p => p.row == currentPiece.row + 1 &&
(p.col == currentPiece.col - 1)).SingleOrDefault();
}
else
{
opponentPiece = grdBoard.Children.OfType <RedKingChecker>()
.Where(p => p.row == currentPiece.row + 1 &&
(p.col == currentPiece.col - 1)).SingleOrDefault();
}
}
else if (r == currentPiece.row - 2 && currentPiece is BlackKingChecker)
{
if (grdBoard.Children.OfType <RedChecker>()
.Where(p => p.row == currentPiece.row - 1 &&
(p.col == currentPiece.col - 1)).SingleOrDefault() != null)
{
opponentPiece = grdBoard.Children.OfType <RedChecker>()
.Where(p => p.row == currentPiece.row - 1 &&
(p.col == currentPiece.col - 1)).SingleOrDefault();
}
else
{
opponentPiece = grdBoard.Children.OfType <RedKingChecker>()
.Where(p => p.row == currentPiece.row - 1 &&
(p.col == currentPiece.col - 1)).SingleOrDefault();
}
}
}
//<<
//>> now remove if any red or red king was hit
if (opponentPiece != null && Math.Abs(currentPiece.row - l.row) == 2)
{
int validCol = (opponentPiece.col > currentPiece.col) ?
currentPiece.col + 2 : currentPiece.col - 2;
if (((r == currentPiece.row + 2) ||
(Math.Abs(r - currentPiece.row) == 2 &&
currentPiece is BlackKingChecker)) && c == validCol)
{
capturedPiece = opponentPiece;
Storyboard PieceCaptured =
opponentPiece.Resources["PieceCaptured"] as Storyboard;
if (PieceCaptured != null)
{
PieceCaptured.Completed += new EventHandler(RemovePiece);
PieceCaptured.Begin();
}
okToMove = true;
}
}
}