private void button_Click(object sender,
System.EventArgs e)//handles when a button is clicked on the board
{
int i = -1;
int j = -1;
int z = 0;
//handles finding the current button location numbers
Button button = (Button)sender;
while (i < 7) //finding which button sent to know which piece it corresponds to on the board
{
i++;
j = 0;
while (j < 8)
{
if (button.GetHashCode() == boardButtons[i, j].GetHashCode()) //breaks out of the loop once the button is found
{
break;
}
j++;
}
if (j == 8) //to save from out of bounds issues while searching
{
j = 7;
}
if (button.GetHashCode() == boardButtons[i, j].GetHashCode()) //breaks out of the loop once the button is found
{
break;
}
}
//handles the movement of pieces on the board
if (game.getBoard()[i, j] != null) //a piece is selected on the board and not a blank space
{
ChessPiece curPiece = game.getBoard()[i, j]; //the piece that was clicked
z = 0;
if (moves == null || selectedPiece == null) //handles a weird case where selectedPiece somehow ends up null
//and moves isn't null and handles first piece clicked for the persons turn
{
moves = null; //sets to null in weird case that moves isn't null and selectedPiece is null
moves = curPiece.moves(game.getBoard(), colorSel);
while (z < moves.Length && moves[z] != null) //once the possible moves are found set those locations to be clickable
{
if (game.getBoard()[moves[z][0], moves[z][1]] == null)
{
if (((King)game.getBoard()[game.findKing(curPiece.getPColor())[0], game.findKing(curPiece.getPColor())[1]]).isMoveSafe(colorSel, game.getPieces(), curPiece.getID(), moves[z]))
{
boardButtons[moves[z][0], moves[z][1]].Enabled = true;
}
selectedPiece = curPiece;
z++;
}
else if (game.getBoard()[moves[z][0], moves[z][1]].getPColor() != curPiece.getPColor())
{
if (((King)game.getBoard()[game.findKing(curPiece.getPColor())[0], game.findKing(curPiece.getPColor())[1]]).isMoveSafe(colorSel, game.getPieces(), curPiece.getID(), moves[z]))
{
boardButtons[moves[z][0], moves[z][1]].Enabled = true;
}
selectedPiece = curPiece;
z++;
}
else //null out any moves that are of the same color of the piece being moved, those are in the moves list for the isCheck function
{
moves[z] = null;
z++;
}
}
}
else if (selectedPiece.getPColor() == curPiece.getPColor()) //handles if the next click is another one of the same persons turn
{
while (z < moves.Length) //set old moves list to unclickable
{
if (moves[z] != null)
{
boardButtons[moves[z][0], moves[z][1]].Enabled = false;
}
z++;
}
moves = null;
z = 0;
moves = curPiece.moves(game.getBoard(), colorSel);
while (z < moves.Length && moves[z] != null) //once the possible moves are found set those locations to be clickable
{
if (game.getBoard()[moves[z][0], moves[z][1]] == null)
{
if (((King)game.getBoard()[game.findKing(curPiece.getPColor())[0], game.findKing(curPiece.getPColor())[1]]).isMoveSafe(colorSel, game.getPieces(), curPiece.getID(), moves[z]))
{
boardButtons[moves[z][0], moves[z][1]].Enabled = true;
}
selectedPiece = curPiece;
z++;
}
else if (game.getBoard()[moves[z][0], moves[z][1]].getPColor() != curPiece.getPColor()) //only allow movement to locations that aren't your own pieces
{
if (((King)game.getBoard()[game.findKing(curPiece.getPColor())[0], game.findKing(curPiece.getPColor())[1]]).isMoveSafe(colorSel, game.getPieces(), curPiece.getID(), moves[z]))
{
boardButtons[moves[z][0], moves[z][1]].Enabled = true;
}
selectedPiece = curPiece;
z++;
}
else //null out any moves that are of the same color of the piece being moved, those are in the moves list for the isCheck function
{
moves[z] = null;
z++;
}
}
}
else //enemy piece was selected after you selected a piece to move
{
z = 0;
while (z < moves.Length) //set old moves list to unclickable since your piece is moving
{
if (moves[z] != null)
{
boardButtons[moves[z][0], moves[z][1]].Enabled = false;
}
z++;
}
//set new location of selected piece to correct display
if (selectedPiece.getType() == 1)
{
boardButtons[i, j].Text = "Pa";
if (selectedPiece.getPColor() == 0)
{
boardButtons[i, j].ForeColor = Color.White;
}
else
{
boardButtons[i, j].ForeColor = Color.Black;
}
boardButtons[i, j].Enabled = true;
if (j == 0 || j == 7) //set to new piece type since you reached the end of the board with a pawn
{
int k = selectedPiece.getID();
int m = selectedPiece.getLocation()[0];
int n = selectedPiece.getLocation()[1];
int selection = pieceSelect(); //select new piece
((Pawn)selectedPiece).changePieceType(selection, game.getPieces());
game.getBoard()[m, n] = game.getPieces()[k];
selectedPiece = game.getPieces()[k];
selectedPiece.setLocation(m, n);
}
}
if (selectedPiece.getType() == 2)
{
boardButtons[i, j].Text = "Kn";
if (selectedPiece.getPColor() == 0)
{
boardButtons[i, j].ForeColor = Color.White;
}
else
{
boardButtons[i, j].ForeColor = Color.Black;
}
boardButtons[i, j].Enabled = true;
}
if (selectedPiece.getType() == 3)
{
boardButtons[i, j].Text = "Bi";
if (selectedPiece.getPColor() == 0)
{
boardButtons[i, j].ForeColor = Color.White;
}
else
{
boardButtons[i, j].ForeColor = Color.Black;
}
boardButtons[i, j].Enabled = true;
}
if (selectedPiece.getType() == 4)
{
boardButtons[i, j].Text = "Ro";
if (selectedPiece.getPColor() == 0)
{
boardButtons[i, j].ForeColor = Color.White;
}
else
{
boardButtons[i, j].ForeColor = Color.Black;
}
boardButtons[i, j].Enabled = true;
}
if (selectedPiece.getType() == 5)
{
boardButtons[i, j].Text = "Qu";
if (selectedPiece.getPColor() == 0)
{
boardButtons[i, j].ForeColor = Color.White;
}
else
{
boardButtons[i, j].ForeColor = Color.Black;
}
boardButtons[i, j].Enabled = true;
}
if (selectedPiece.getType() == 6)
{
boardButtons[i, j].Text = "Ki";
if (selectedPiece.getPColor() == 0)
{
boardButtons[i, j].ForeColor = Color.White;
}
else
{
boardButtons[i, j].ForeColor = Color.Black;
}
boardButtons[i, j].Enabled = true;
}
//set all necessary things to unclickable and null and the piece to its new location
boardButtons[selectedPiece.getLocation()[0], selectedPiece.getLocation()[1]].Enabled = false;
boardButtons[selectedPiece.getLocation()[0], selectedPiece.getLocation()[1]].Text = "";
moves = null;
game.getBoard()[i, j] = selectedPiece;
game.getBoard()[selectedPiece.getLocation()[0], selectedPiece.getLocation()[1]] = null;
selectedPiece.setLocation(i, j);
selectedPiece = null;
for (int r = 0; r < game.getPieces().Length; r++)
{
if (game.getPieces()[r].getLocation()[0] == -1) //this piece isn't on the board don't bother checking it
{
}
else if (game.getBoard()[game.getPieces()[r].getLocation()[0], game.getPieces()[r].getLocation()[1]] == null)
{
game.getPieces()[r].setLocation(-1, -1); //the piece is no longer on the board, set its location to off the board
}
else if (game.getBoard()[game.getPieces()[r].getLocation()[0], game.getPieces()[r].getLocation()[1]].getID() != game.getPieces()[r].getID()) //check if the piece is no longer on the board
{
game.getPieces()[r].setLocation(-1, -1); //the piece is no longer on the board, set its location to off the board
}
//this is for the save and load features
}
changeTurn();
}
}
else //a blank space is selected on the board 'only occurs if there is a piece currently selected for movement'
{
z = 0;
while (z < moves.Length && moves[z] != null) //set old moves list to unclickable since your piece is moving
{
boardButtons[moves[z][0], moves[z][1]].Enabled = false;
z++;
}
//set new location of selected piece to correct display mostly for color of piece and handles some special case moves
if (selectedPiece.getType() == 1)
{
if (selectedPiece.getLocation()[0] != i && game.getBoard()[i, j] == null) //if the pawn is making a diagonal move into an empty space this is a special move taking an enemy pawn off its first turn move
//set the enemy pawns location to null and empty
{
game.getBoard()[i, selectedPiece.getLocation()[1]] = null;
boardButtons[i, selectedPiece.getLocation()[1]].Text = "";
}
boardButtons[i, j].Text = "Pa";
if (selectedPiece.getPColor() == 0)
{
boardButtons[i, j].ForeColor = Color.White;
}
else
{
boardButtons[i, j].ForeColor = Color.Black;
}
boardButtons[i, j].Enabled = true;
if (j == 0 || j == 7) //set to new piece type since you reached the end of the board with a pawn
{
int k = selectedPiece.getID();
int m = selectedPiece.getLocation()[0];
int n = selectedPiece.getLocation()[1];
int selection = pieceSelect();
((Pawn)selectedPiece).changePieceType(selection, game.getPieces());
game.getBoard()[m, n] = game.getPieces()[k];
selectedPiece = game.getPieces()[k];
selectedPiece.setLocation(m, n);
}
}
if (selectedPiece.getType() == 2)
{
boardButtons[i, j].Text = "Kn";
if (selectedPiece.getPColor() == 0)
{
boardButtons[i, j].ForeColor = Color.White;
}
else
{
boardButtons[i, j].ForeColor = Color.Black;
}
boardButtons[i, j].Enabled = true;
}
if (selectedPiece.getType() == 3)
{
boardButtons[i, j].Text = "Bi";
if (selectedPiece.getPColor() == 0)
{
boardButtons[i, j].ForeColor = Color.White;
}
else
{
boardButtons[i, j].ForeColor = Color.Black;
}
boardButtons[i, j].Enabled = true;
}
if (selectedPiece.getType() == 4)
{
boardButtons[i, j].Text = "Ro";
if (selectedPiece.getPColor() == 0)
{
boardButtons[i, j].ForeColor = Color.White;
}
else
{
boardButtons[i, j].ForeColor = Color.Black;
}
boardButtons[i, j].Enabled = true;
}
if (selectedPiece.getType() == 5)
{
boardButtons[i, j].Text = "Qu";
if (selectedPiece.getPColor() == 0)
{
boardButtons[i, j].ForeColor = Color.White;
}
else
{
boardButtons[i, j].ForeColor = Color.Black;
}
boardButtons[i, j].Enabled = true;
}
if (selectedPiece.getType() == 6)
{
boardButtons[i, j].Text = "Ki";
if (i - selectedPiece.getLocation()[0] > 1) //castle move
//sets the new location for the rook
{
boardButtons[i - 1, j].Text = "Ro";
boardButtons[i - 1, j].Enabled = true;
game.getBoard()[7, j].setLocation(i - 1, j);
game.getBoard()[i - 1, j] = game.getBoard()[7, j];
game.getBoard()[7, j] = null;
boardButtons[7, j].Text = "";
boardButtons[7, j].Enabled = false;
}
if (selectedPiece.getLocation()[0] - i > 1) //castle move
//sets the new location for the rook
{
boardButtons[i + 1, j].Text = "Ro";
boardButtons[i + 1, j].Enabled = true;
game.getBoard()[0, j].setLocation(i + 1, j);
game.getBoard()[i + 1, j] = game.getBoard()[0, j];
game.getBoard()[0, j] = null;
boardButtons[0, j].Text = "";
boardButtons[0, j].Enabled = false;
}
if (selectedPiece.getPColor() == 0)
{
boardButtons[i, j].ForeColor = Color.White;
}
else
{
boardButtons[i, j].ForeColor = Color.Black;
}
boardButtons[i, j].Enabled = true;
}
//set all necessary things to unclickable and null and the piece to its new location
boardButtons[selectedPiece.getLocation()[0], selectedPiece.getLocation()[1]].Enabled = false;
boardButtons[selectedPiece.getLocation()[0], selectedPiece.getLocation()[1]].Text = "";
moves = null;
game.getBoard()[i, j] = selectedPiece;
game.getBoard()[selectedPiece.getLocation()[0], selectedPiece.getLocation()[1]] = null;
selectedPiece.setLocation(i, j);
selectedPiece = null;
for (int r = 0; r < game.getPieces().Length; r++)
{
if (game.getPieces()[r].getLocation()[0] == -1) //this piece isn't on the board don't bother checking it
{
}
else if (game.getBoard()[game.getPieces()[r].getLocation()[0], game.getPieces()[r].getLocation()[1]] == null)
{
game.getPieces()[r].setLocation(-1, -1); //the piece is no longer on the board, set its location to off the board
}
else if (game.getBoard()[game.getPieces()[r].getLocation()[0], game.getPieces()[r].getLocation()[1]].getID() != game.getPieces()[r].getID()) //check if the piece is no longer on the board
{
game.getPieces()[r].setLocation(-1, -1); //the piece is no longer on the board, set its location to off the board
}
//this is for the save and load features
}
changeTurn();
}
}
public void load() //used to load a previously saved game
{
Controls.Clear();
var projectFolder = Directory.GetParent(Directory.GetCurrentDirectory()).Parent.FullName;
var file = Path.Combine(projectFolder, @"SaveData\save.txt");
Char[] loadData = File.ReadAllText(file).ToCharArray();
int i = 0;
int j = 0;
ChessPiece[] pcs = new ChessPiece[32];
while (i < loadData.Length) //starts from the first char in the save file which is the type of the first piece in the list
//creates new pieces from the data in the save file and adds them to a list of chesspieces to be passed to the board creation
{
if (loadData[i] == '1')
{
i++;
pcs[j] = new Pawn(j, loadData[i] - 48);
i++;
if (loadData[i] == '-')
{
pcs[j].setLocation(-1, -1);
i += 4;
}
else
{
pcs[j].setLocation(loadData[i] - 48, loadData[i + 1] - 48);
i += 2;
}
if (loadData[i] != '0')
{
((Pawn)pcs[j]).setFirstMove(loadData[i] - 48);
i++;
}
else
{
i++;
}
j++;
}
if (loadData[i] == '2')
{
i++;
pcs[j] = new Knight(j, loadData[i] - 48);
i++;
if (loadData[i] == '-')
{
pcs[j].setLocation(-1, -1);
i += 4;
}
else
{
pcs[j].setLocation(loadData[i] - 48, loadData[i + 1] - 48);
i += 2;
}
j++;
}
if (loadData[i] == '3')
{
i++;
pcs[j] = new Bishop(j, loadData[i] - 48);
i++;
if (loadData[i] == '-')
{
pcs[j].setLocation(-1, -1);
i += 4;
}
else
{
pcs[j].setLocation(loadData[i] - 48, loadData[i + 1] - 48);
i += 2;
}
j++;
}
if (loadData[i] == '4')
{
i++;
pcs[j] = new Rook(j, loadData[i] - 48);
i++;
if (loadData[i] == '-')
{
pcs[j].setLocation(-1, -1);
i += 4;
}
else
{
pcs[j].setLocation(loadData[i] - 48, loadData[i + 1] - 48);
i += 2;
}
if (loadData[i] != '0')
{
((Rook)pcs[j]).setFirstMove(loadData[i] - 48);
i++;
}
else
{
i++;
}
j++;
}
if (loadData[i] == '5')
{
i++;
pcs[j] = new Queen(j, loadData[i] - 48);
i++;
if (loadData[i] == '-')
{
pcs[j].setLocation(-1, -1);
i += 4;
}
else
{
pcs[j].setLocation(loadData[i] - 48, loadData[i + 1] - 48);
i += 2;
}
j++;
}
if (loadData[i] == '6')
{
i++;
pcs[j] = new King(j, loadData[i] - 48);
i++;
if (loadData[i] == '-')
{
pcs[j].setLocation(-1, -1);
i += 4;
}
else
{
pcs[j].setLocation(loadData[i] - 48, loadData[i + 1] - 48);
i += 2;
}
if (loadData[i] != '0')
{
((King)pcs[j]).setFirstMove(loadData[i] - 48);
i++;
}
else
{
i++;
}
j++;
}
if (loadData[i] == ':')//: means the next char is the color selection
{
i++;
colorSel = ((int)loadData[i] - 48);
i++;
turn = loadData[i] - 48;
break;
}
}
game = new Board(colorSel, pcs);
initializeGame();
}
protected internal bool IsThereOpponentePiece(Position position)
{
ChessPiece p = (ChessPiece)Board.GetPiece(position);
return(p != null && p.Color != Color);
}