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| class GemGame {
constructor() {
this.board = [];
this.selectedGem = null;
this.score = 0;
this.colors = ['red', 'blue', 'green', 'yellow', 'purple', 'orange'];
this.boardSize = 6;
this.gameBoard = document.getElementById('gameBoard');
this.scoreElement = document.getElementById('score');
this.resetButton = document.getElementById('resetButton');
this.init();
this.addResetListener();
}
init() {
this.createBoard();
this.renderBoard();
this.addEventListeners();
}
addResetListener() {
this.resetButton.addEventListener('click', () => {
this.resetGame();
});
}
resetGame() {
this.score = 0;
this.scoreElement.textContent = this.score;
this.createBoard();
this.renderBoard();
}
createBoard() {
for (let i = 0; i < this.boardSize; i++) {
this.board[i] = [];
for (let j = 0; j < this.boardSize; j++) {
this.board[i][j] = this.getRandomColor();
}
}
}
getRandomColor() {
return this.colors[Math.floor(Math.random() * this.colors.length)];
}
renderBoard() {
this.gameBoard.innerHTML = '';
for (let i = 0; i < this.boardSize; i++) {
for (let j = 0; j < this.boardSize; j++) {
const gem = document.createElement('div');
gem.className = `gem ${this.board[i][j]}`;
gem.dataset.row = i;
gem.dataset.col = j;
this.gameBoard.appendChild(gem);
}
}
}
addEventListeners() {
this.gameBoard.addEventListener('click', (e) => {
const gem = e.target.closest('.gem');
if (!gem) return;
const row = parseInt(gem.dataset.row);
const col = parseInt(gem.dataset.col);
if (this.selectedGem) {
const prevRow = parseInt(this.selectedGem.dataset.row);
const prevCol = parseInt(this.selectedGem.dataset.col);
if (this.isAdjacent(row, col, prevRow, prevCol)) {
this.swapGems(row, col, prevRow, prevCol);
if (this.checkMatches()) {
this.playMatchAnimation();
setTimeout(() => {
this.removeMatches();
this.updateScore();
this.fillEmptySpaces();
}, 600); // 等待动画完成
} else {
this.swapGems(row, col, prevRow, prevCol);
}
}
this.selectedGem.classList.remove('selected');
this.selectedGem = null;
} else {
this.selectedGem = gem;
gem.classList.add('selected');
}
});
}
isAdjacent(row1, col1, row2, col2) {
return (Math.abs(row1 - row2) === 1 && col1 === col2) ||
(Math.abs(col1 - col2) === 1 && row1 === row2);
}
swapGems(row1, col1, row2, col2) {
const temp = this.board[row1][col1];
this.board[row1][col1] = this.board[row2][col2];
this.board[row2][col2] = temp;
this.renderBoard();
}
checkMatches() {
let hasMatches = false;
// 检查水平匹配
for (let i = 0; i < this.boardSize; i++) {
for (let j = 0; j < this.boardSize - 2; j++) {
if (this.board[i][j] === this.board[i][j + 1] &&
this.board[i][j] === this.board[i][j + 2]) {
hasMatches = true;
}
}
}
// 检查垂直匹配
for (let i = 0; i < this.boardSize - 2; i++) {
for (let j = 0; j < this.boardSize; j++) {
if (this.board[i][j] === this.board[i + 1][j] &&
this.board[i][j] === this.board[i + 2][j]) {
hasMatches = true;
}
}
}
return hasMatches;
}
playMatchAnimation() {
const toRemove = new Set();
// 标记水平匹配
for (let i = 0; i < this.boardSize; i++) {
for (let j = 0; j < this.boardSize - 2; j++) {
if (this.board[i][j] === this.board[i][j + 1] &&
this.board[i][j] === this.board[i][j + 2]) {
toRemove.add(`${i},${j}`);
toRemove.add(`${i},${j + 1}`);
toRemove.add(`${i},${j + 2}`);
}
}
}
// 标记垂直匹配
for (let i = 0; i < this.boardSize - 2; i++) {
for (let j = 0; j < this.boardSize; j++) {
if (this.board[i][j] === this.board[i + 1][j] &&
this.board[i][j] === this.board[i + 2][j]) {
toRemove.add(`${i},${j}`);
toRemove.add(`${i + 1},${j}`);
toRemove.add(`${i + 2},${j}`);
}
}
}
// 为匹配的宝石添加闪烁动画
toRemove.forEach(pos => {
const [row, col] = pos.split(',').map(Number);
const gem = this.gameBoard.querySelector(`[data-row="${row}"][data-col="${col}"]`);
if (gem) {
gem.classList.add('matched');
}
});
}
removeMatches() {
const toRemove = new Set();
// 标记水平匹配
for (let i = 0; i < this.boardSize; i++) {
for (let j = 0; j < this.boardSize - 2; j++) {
if (this.board[i][j] === this.board[i][j + 1] &&
this.board[i][j] === this.board[i][j + 2]) {
toRemove.add(`${i},${j}`);
toRemove.add(`${i},${j + 1}`);
toRemove.add(`${i},${j + 2}`);
}
}
}
// 标记垂直匹配
for (let i = 0; i < this.boardSize - 2; i++) {
for (let j = 0; j < this.boardSize; j++) {
if (this.board[i][j] === this.board[i + 1][j] &&
this.board[i][j] === this.board[i + 2][j]) {
toRemove.add(`${i},${j}`);
toRemove.add(`${i + 1},${j}`);
toRemove.add(`${i + 2},${j}`);
}
}
}
// 移除标记的宝石
toRemove.forEach(pos => {
const [row, col] = pos.split(',').map(Number);
this.board[row][col] = null;
});
}
fillEmptySpaces() {
// 从底部开始填充空位
for (let col = 0; col < this.boardSize; col++) {
let emptyRow = this.boardSize - 1;
for (let row = this.boardSize - 1; row >= 0; row--) {
if (this.board[row][col] === null) {
// 找到上方最近的宝石
for (let above = row - 1; above >= 0; above--) {
if (this.board[above][col] !== null) {
this.board[row][col] = this.board[above][col];
this.board[above][col] = null;
break;
}
}
}
}
}
// 填充顶部的空位
for (let col = 0; col < this.boardSize; col++) {
for (let row = 0; row < this.boardSize; row++) {
if (this.board[row][col] === null) {
this.board[row][col] = this.getRandomColor();
}
}
}
this.renderBoard();
}
updateScore() {
this.score += 10;
this.scoreElement.textContent = this.score;
}
}
// 初始化游戏
window.onload = () => {
new GemGame();
};
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