private void drawCapturedPieces(Graphics g) {
int offset = squareSize * 4 / 5;
BufferedImage[] blackCaptured = imageMap.getCapturedImages(LocationImageMap.BLACK);
int size = blackCaptured.length;
int lineSize = 8;
if (size <= lineSize) lineSize = size;
for (int i = 0; i < lineSize; i++)
g.drawImage(
blackCaptured[i],
boardSize + playerScreenMargin + offset * i,
boardSize / 4 + playerScreenMargin,
pieceSize,
pieceSize,
this);
if (lineSize == 8) {
int i = 0;
for (int k = 8; k < size; k++) {
g.drawImage(
blackCaptured[k],
boardSize + playerScreenMargin + offset * i,
boardSize / 4 + playerScreenMargin + pieceSize,
pieceSize,
pieceSize,
this);
i++;
}
}
// g.drawImage(starMark[0], boardSize + playerScreenMargin, boardSize / 2 + playerScreenMargin,
// starMarkSize, starMarkSize, this);
BufferedImage[] whiteCaptured = imageMap.getCapturedImages(LocationImageMap.WHITE);
size = whiteCaptured.length;
lineSize = 8;
if (size <= lineSize) lineSize = size;
for (int i = 0; i < lineSize; i++)
g.drawImage(
whiteCaptured[i],
boardSize + playerScreenMargin + offset * i,
boardSize * 3 / 4 + playerScreenMargin,
pieceSize,
pieceSize,
this);
if (lineSize == 8) {
int i = 0;
for (int k = 8; k < size; k++) {
g.drawImage(
whiteCaptured[k],
boardSize + playerScreenMargin + offset * i,
boardSize * 3 / 4 + playerScreenMargin + pieceSize,
pieceSize,
pieceSize,
this);
i++;
}
}
}
/**
* This function initiates a chess piece index to an image mapping. Each chess piece's image is
* associated with an index with which the actual image could be obtained.
*
* @param matchScore an int array recording scores of the match. The WHITE player's score is in
* the index 0, the BLACK player's score is in the index 1.
* @param isCustomGame true if the players are playing chess in custom mode, false if standard
* mode.
*/
public void initImageMap(int[] matchScore, boolean isCustomGame) {
turn = true;
selected[0] = NONE;
selected[1] = NONE;
prevSelected[0] = NONE;
prevSelected[1] = NONE;
score = matchScore;
imageMap.reset();
imageMap.initLocations(isCustomGame);
}
/**
* This is the default constructor, which defines a panel used for a ChessFrame. It includes a
* chess board and two player screens. The default size of each square of the chess board is 50
* px. Both width and height of the piece's image is set to 80% of the size of the square. Each
* piece placed on a square with a margin (10% of the the size of the square) to the top and to
* the left. Each player will have his or her screen to the right of the board, the screeen for
* player 1 (WHITE) placed at the top and the screen for player 2 (BLACK) placed at the bottom.
* They both have width of 350 px by default and height matching the half of the size of the
* board. The margin for the player screen is 20 px by default and font-size is 30.
*/
public ChessPanel() {
imageMap = new LocationImageMap();
imageMap.initLocations(false);
selected = new int[2];
selected[0] = NONE;
selected[1] = NONE;
prevSelected = new int[2];
prevSelected[0] = NONE;
prevSelected[1] = NONE;
usernameWhite = "";
usernameBlack = "";
score = new int[2];
score[BLACK] = 0;
score[WHITE] = 0;
turn = true;
squareSize = 50;
pieceSize = squareSize * 4 / 5;
pieceMargin = squareSize / 10;
// A Chess board is 8 by 8.
boardSize = 50 * 8;
playerScreenWidth = 450;
playerScreenMargin = 10;
fontSize = 24;
starMarkSize = fontSize * 5 / 4;
}
public void selectAndMove(int[] coords) {
prevSelected[0] = NONE;
prevSelected[1] = NONE;
selected[0] = NONE;
selected[1] = NONE;
imageMap.changeLocations(coords[0], coords[1], coords[2], coords[3]);
turn = !turn;
}
private void drawPieces(Graphics g) {
// int[][] locations = imageMap.getLocations();
for (int x = 0; x < 8; x++) {
for (int y = 0; y < 8; y++) {
BufferedImage pieceImage = imageMap.getBufferedImage(x, y);
if (pieceImage != null)
g.drawImage(
pieceImage,
squareSize * x + pieceMargin,
squareSize * (7 - y) + pieceMargin,
pieceSize,
pieceSize,
this);
}
}
}
/**
* This function changes the location of the image of a chess piece when there is a player input
* for an undo.
*/
public void undo(int fromX, int fromY, int toX, int toY) {
imageMap.retrieveImageShift(fromX, fromY, toX, toY);
turn = !turn;
}
/**
* This function changes the location of the image of a chess piece when there is a player input
* for a move.
*/
public void selectAndMove() {
imageMap.changeLocations(prevSelected[0], 7 - prevSelected[1], selected[0], 7 - selected[1]);
turn = !turn;
}