public boolean queensideClear() {
boolean[] flags = ChessGameDemo.getFlags();
int row = square.getRow();
int column = square.getColumn();
if ((row == 1) && (flags[0] || flags[4])) {
return false;
}
if ((row == 8) && (flags[2] || flags[5])) {
return false;
}
if (((row == 1) && (column == 5)) || ((row == 8) && (column == 5))) {
for (int i = 1; i < 4; i++) {
int r = row;
int c = column - i;
int cell = square.getCellFromCoord(r, c);
Square sq = (Square) board.getComponent(cell);
if ((sq.getComponentCount() == 1) || (r < 1)) {
return false;
} else if (color == 1) {
if ((board.getBlackCheckList()).contains(sq.getPosition())) {
return false;
}
} else {
if ((board.getWhiteCheckList()).contains(sq.getPosition())) {
return false;
}
}
}
return true;
}
return false;
}
private void setListForPawn() {
moveList.clear();
if (color == 1) {
int row = square.getRow();
int column = square.getColumn();
int cell1 = square.getCellFromCoord(row + 1, column);
int cell2 = square.getCellFromCoord(row + 2, column);
int cell3 = square.getCellFromCoord(row + 1, column + 1);
int cell4 = square.getCellFromCoord(row + 1, column - 1);
Square s1 = (Square) board.getComponent(cell1);
Square s2 = (Square) board.getComponent(cell2);
Square s3 = (Square) board.getComponent(cell3);
Square s4 = (Square) board.getComponent(cell4);
if (s1.getComponentCount() == 0) {
moveList.add(s1.getPosition());
squareList.add(s1);
}
if (s2.getComponentCount() == 0) {
moveList.add(s2.getPosition());
squareList.add(s2);
}
if ((s3.getComponentCount() == 1) && ((Piece) s3.getComponent(0)).getColor() == 0) {
moveList.add(s3.getPosition());
squareList.add(s3);
}
if ((s4.getComponentCount() == 1) && ((Piece) s4.getComponent(0)).getColor() == 0) {
moveList.add(s4.getPosition());
squareList.add(s4);
}
}
if (color == 0) {
int row = square.getRow();
int column = square.getColumn();
int cell1 = square.getCellFromCoord(row - 1, column);
int cell2 = square.getCellFromCoord(row - 2, column);
int cell3 = square.getCellFromCoord(row - 1, column + 1);
int cell4 = square.getCellFromCoord(row - 1, column - 1);
Square s1 = (Square) board.getComponent(cell1);
Square s2 = (Square) board.getComponent(cell2);
Square s3 = (Square) board.getComponent(cell3);
Square s4 = (Square) board.getComponent(cell4);
if (s1.getComponentCount() == 0) {
moveList.add(s1.getPosition());
squareList.add(s1);
}
if (s2.getComponentCount() == 0) {
moveList.add(s2.getPosition());
squareList.add(s2);
}
if ((s3.getComponentCount() == 1) && ((Piece) s3.getComponent(0)).getColor() == 1) {
moveList.add(s3.getPosition());
squareList.add(s3);
}
if ((s4.getComponentCount() == 1) && ((Piece) s4.getComponent(0)).getColor() == 1) {
moveList.add(s4.getPosition());
squareList.add(s4);
}
}
}
public boolean moveValid(Square candidateSquare) {
if (piece == 0) {
setListForKing();
}
if (piece == 1) {
setListForQueen();
}
if (piece == 2) {
moveList.clear();
setListForRook();
}
if (piece == 3) {
setListForKnight();
}
if (piece == 4) {
setListForBishop();
}
if (piece == 5) {
setListForPawn();
}
if (moveList.contains(candidateSquare.getPosition())) {
return true;
}
return false;
}
public String getLetter() {
switch (piece) {
case 0:
return "K";
case 1:
return "Q";
case 2:
return "R";
case 3:
return "N";
case 4:
return "B";
default:
return ((square.getPosition()).substring(0, 1));
}
}