/**
* the paintComponent(Graphics g) method paints the view component. It begins by painting the
* black and white squares, and then iterates throught the board to paint all the pieces on the
* board.
*/
@Override
public void paintComponent(Graphics g) {
Graphics2D g2 = (Graphics2D) g;
boolean isBlack = false; // keeps track of whether a square should be painted black or white
/*
* This for loop cycles through an 8x8 grid, alternating black and white squares
*/
for (int i = 0; i < 8; i++) {
isBlack = !(isBlack);
for (int j = 0; j < 8; j++) {
isBlack = !(isBlack);
Rectangle rect = new Rectangle(i * 62, j * 62, 62, 62);
if (isBlack) {
g2.setColor(Color.darkGray);
} else {
g2.setColor(Color.white);
}
g2.fill(rect);
}
}
/*
* This for loop cycles through the board and for any board square with a piece,
* it paints draws the piece.
*/
for (int i = 0; i < 8; i++) {
for (int j = 0; j < 8; j++) {
if (board.hasPiece(i, j)) { // perform draw action if piece exists on board
board.getSquare(i, j).draw(g2);
}
}
}
// draws selected pieces on top to ensure they are on the top layer
for (int i = 0; i < 8; i++) {
for (int j = 0; j < 8; j++) {
if (board.hasPiece(i, j)) {
if (board.getSquare(i, j).isSelected()) {
board.getSquare(i, j).draw(g2);
}
}
}
}
}
