怎樣完成2048小遊戲-tft每日頭條

怎樣完成2048小遊戲?html：<!DOCTYPE html>，我來為大家講解一下關于怎樣完成2048小遊戲?跟着小編一起來看一看吧!

怎樣完成2048小遊戲

html：

<!DOCTYPE html>

<html>

<head>

<style>

/* 遊戲棋盤格 */

body{font-family:Arial;text-align:center;}

.game{margin:0 auto;/*margin-top:40px;*/text-align:center;display:inline-block;}

.game-score{font-size:20px;margin:20px auto;}

.game-container{background-color:#bbada0;border-radius:10px;position:relative;}

.game-cell{border-radius:6px;background-color:#ccc0b3;position:absolute;}

.game-num{width:0px;height:0px;border-radius:6px;font-weight:bold;font-size:40px;color:#fff;text-align:center;position:absolute;}

.game-num-2{background:#eee4da;color:#776e65;}

.game-num-4{background:#ede0c8;color:#776e65;}

.game-num-8{background:#f2b179;}

.game-num-16{background:#f59563;}

.game-num-32{background:#f67c5f;}

.game-num-64{background:#f65e3b;}

.game-num-128{background:#edcf72;font-size:35px;}

.game-num-256{background:#edcc61;font-size:35px;}

.game-num-512{background:#9c0;font-size:35px;}

.game-num-1024{background:#33b5e5;font-size:30px;}

.game-num-2048{background:#09c;font-size:30px;}

/*遊戲結束*/

.game-over{width:100%;height:100%;position:absolute;border-radius:10px;box-sizing:border-box;z-index:1;display:table;background:rgba(123,102,85,0.5)}

.game-over-info{display:table-cell;vertical-align:middle}

.game-over p{font-size:45px;color:#fff;margin:20px auto;}

.game-over span{cursor:pointer;background-color:rgba(103,82,65,0.6);display:block;margin:20px auto;width:180px;padding:10px 10px;font-size:25px;color:#f7f2e5;border-radius:10px;border:1px solid #978271;transition:all .2s}

.game-over span:hover{background-color:rgba(103,82,65,0.7);color:#fff}

.game-hide{display:none;}

</style>

</head>

<body>

</div>

Game2048({prefix: 'game', len: 4, size: 100, margin: 20});

</script>

</body>

</html>

Game2048js文件：

(function(window, document, $) {

function Game2048(opt) {

var prefix = opt.prefix, len = opt.len, size = opt.size, margin = opt.margin;

var score = 0;

var winNum = 2048;

var isGameOver = true;

var board = new Board(len);

var view = new View(prefix, len, size, margin);

view.init();

board.onGenerate = function(e) {

view.addNum(e.x, e.y, e.num);

};

board.onMove = function(e) {

if (e.to.num >= winNum) {

isGameOver = true;

setTimeout(function() { view.win(); }, 300);

}

if (e.to.num > e.from.num) {

score = e.to.num;

view.updateScore(score);

}

view.move(e.from, e.to);

};

board.onMoveComplete = function(e) {

if (!board.canMove()) {

isGameOver = true;

setTimeout(function() { view.over(score); }, 300);

}

if (e.moved) {

setTimeout(function(){ board.generate(); }, 200);

}

};

$(document).keydown(function(e) {

if (isGameOver) {

return false;

}

switch (e.which) {

case 37: board.moveLeft(); break;

case 38: board.moveUp(); break;

case 39: board.moveRight(); break;

case 40: board.moveDown(); break;

}

});

function start() {

score = 0;

view.updateScore(0);

view.cleanNum();

board.init();

board.generate();

isGameOver = false;

}

$('#' prefix '_restart').click(start);

start();

};

// 數據處理

function Board(len) {

this.len = len;

this.arr = [];

}

Board.prototype = {

// 事件

onGenerate: function() {},

onMove: function() {},

onMoveComplete: function() {},

// 創建數組

init: function() {

for (var arr = [], x = 0, len = this.len; x < len; x) {

arr[x] = [];

for (var y = 0; y < len; y) {

arr[x][y] = 0;

}

this.arr = arr;

// 在随機位置增加一個随機數

generate: function() {

var empty = [];

for (var x = 0, arr = this.arr, len = arr.length; x < len; x) {

for (var y = 0; y < len; y) {

if (arr[x][y] === 0) {

empty.push({x: x, y: y});

}

if (empty.length < 1) {

return false;

}

var pos = empty[Math.floor((Math.random() * empty.length))];

this.arr[pos.x][pos.y] = Math.random() < 0.5 ? 2 : 4;

this.onGenerate({x: pos.x, y: pos.y, num: this.arr[pos.x][pos.y]});

// 左移

moveLeft: function() {

var canMove = false;

// 從上到下，從左到右

for (var x = 0, len = this.arr.length; x < len; x) {

for (var y = 0, arr = this.arr[x]; y < len; y) {

// 從 y 1 位置開始，向右查找

for (var next = y 1; next < len; next) {

// 如果 next 單元格是 0，找下一個不是嗎 0 的單元格

if (arr[next] === 0) {

continue;

}

// 如果 y 數字是 0，則将 next 移動到 y 位置，然後将 y 減 1 重新查找

if (arr[y] === 0) {

arr[y] = arr[next];

this.onMove({from: {x: x, y: next, num: arr[next]}, to: {x: x, y: y, num: arr[y]}});

arr[next] = 0;

canMove = true;

--y;

// 如果 y 與 next 單元格數字相等，則将 next 移動并合并給 y

} else if (arr[y] === arr[next]) {

arr[y] = arr[next];

this.onMove({from: {x: x, y: next, num: arr[next]}, to: {x: x, y: y, num: arr[y]}});

arr[next] = 0;

canMove = true;

}

break;

}

this.onMoveComplete({moved: canMove});

moveRight: function() {

var moved = false;

for (var x = 0, len = this.arr.length; x < len; x) {

for (var y = len - 1, arr = this.arr[x]; y >= 0; --y) {

for (var prev = y - 1; prev >= 0; --prev) {

if (arr[prev] === 0) {

continue;

}

if (arr[y] === 0) {

arr[y] = arr[prev];

this.onMove({from: {x: x, y: prev, num: arr[prev]}, to: {x: x, y: y, num: arr[y]}});

arr[prev] = 0;

moved = true;

} else if (arr[y] === arr[prev]) {

arr[y] = arr[prev];

this.onMove({from: {x: x, y: prev, num: arr[prev]}, to: {x: x, y: y, num: arr[y]}});

arr[prev] = 0;

moved = true;

}

break;

}

this.onMoveComplete({moved: moved});

moveUp: function() {

var canMove = false;

for (var arr = this.arr, len = arr.length, y = 0; y < len; y) {

for (var x = 0; x < len; x) {

for (var next = x 1; next < len; next) {

if (arr[next][y] === 0) {

continue;

}

if (arr[x][y] === 0) {

arr[x][y] = arr[next][y];

this.onMove({from: {x: next, y: y, num: arr[next][y]}, to: {x: x, y: y, num: arr[x][y]}});

arr[next][y] = 0;

canMove = true;

--x;

} else if (arr[x][y] === arr[next][y]) {

arr[x][y] = arr[next][y];

this.onMove({from: {x: next, y: y, num: arr[next][y]}, to: {x: x, y: y, num: arr[x][y]}});

arr[next][y] = 0;

canMove = true;

}

break;

}

this.onMoveComplete({moved: canMove});

moveDown: function() {

var canMove = false;

for (var arr = this.arr, len = arr.length, y = 0; y < len; y) {

for (var x = len - 1; x >= 0; --x) {

for (var prev = x - 1; prev >= 0; --prev) {

if (arr[prev][y] === 0) {

continue;

}

if (arr[x][y] === 0) {

arr[x][y] = arr[prev][y];

this.onMove({from: {x: prev, y: y, num: arr[prev][y]}, to: {x: x, y: y, num: arr[x][y]}});

arr[prev][y] = 0;

canMove = true;

} else if (arr[x][y] === arr[prev][y]) {

arr[x][y] = arr[prev][y];

this.onMove({from: {x: prev, y: y, num: arr[prev][y]}, to: {x: x, y: y, num: arr[x][y]}});

arr[prev][y] = 0;

canMove = true;

}

break;

}

this.onMoveComplete({moved: canMove});

canMove: function() {

for (var x = 0, arr = this.arr, len = arr.length; x < len; x) {

for (var y = 0; y < len; y) {

if (arr[x][y] === 0) {

return true;

}

var curr = arr[x][y], right = arr[x][y 1];

var down = arr[x 1] ? arr[x 1][y] : null;

if (right === curr || down === curr) {

return true;

}

return false;

}

};

// 視圖處理

function View(prefix, len, size, margin) {

this.prefix = prefix;

this.len = len; // 單元格單邊的數量（實際數量 len * len）

this.size = size; // 每個單元格的邊長

this.margin = margin; // 每個單元格的間距

this.score = $('#' prefix '_score');

this.container = $('#' prefix '_container');

var containerSize = len * size margin * (len 1);

this.container.css({width:containerSize , height: containerSize});

this.nums = {};

}

View.prototype = {

// 計算位置

getPos: function(n) {

return this.margin n * (this.size this.margin);

init: function() {

for (var x = 0, len = this.len; x < len; x) {

for (var y = 0; y < len; y) {

var $cell = $('<div class="' this.prefix '-cell"></div>');

$cell.css({

width: this.size 'px', height: this.size 'px',

top: this.getPos(x), left: this.getPos(y)

}).appendTo(this.container);

}

addNum: function(x, y, num) {

var $num = $('<div class="' this.prefix '-num ' this.prefix '-num-' num ' ">');

$num.text(num).css({

top: this.getPos(x) parseInt(this.size / 2),

left: this.getPos(y) parseInt(this.size / 2)

}).appendTo(this.container).animate({

width: this.size 'px',

height: this.size 'px',

lineHeight: this.size 'px',

top: this.getPos(x),

left: this.getPos(y)

}, 100);

this.nums[x '-' y] = $num;

move: function(from, to) {

var fromIndex = from.x '-' from.y, toIndex = to.x '-' to.y;

var clean = this.nums[toIndex];

this.nums[toIndex] = this.nums[fromIndex];

delete this.nums[fromIndex];

var prefix = this.prefix '-num-';

var pos = {top: this.getPos(to.x), left: this.getPos(to.y)};

this.nums[toIndex].finish().animate(pos, 200, function() {

if (to.num > from.num) {

clean.remove();

$(this).text(to.num).removeClass(prefix from.num).addClass(prefix to.num);

}

});

updateScore: function(score) {

this.score.text(score);

win: function() {

$('#' this.prefix '_over_info').html('<p>您獲勝了</p>');

$('#' this.prefix '_over').removeClass(this.prefix '-hide');

over: function(score) {

$('#' this.prefix '_over_info').html('<p>本次得分</p><p>' score '</p>');

$('#' this.prefix '_over').removeClass(this.prefix '-hide');

cleanNum: function() {

this.nums = {};

$('#' this.prefix '_over').addClass(this.prefix '-hide');

$('.' this.prefix '-num').remove();

}

};

window['Game2048'] = Game2048;

})(window, document, jQuery);

然後就是還要自己下載一個jQuery文件；