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2048.html
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2048.html
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<!DOCTYPE html>
<html>
<head>
<meta http-equiv="X-UA-Compatible" content="IE=edge,chrome=1">
<meta http-equiv="Content-Type" content="text/html; charset=utf-8">
<meta name="viewport" content="width=device-width, initial-scale=1, user-scalable=1">
<meta name="apple-mobile-web-app-capable" content="yes">
<link rel="shortcut icon" href="icon.png">
<title>2048</title>
</head>
<style>
body{
font-family: Courier;
background-color: #e0e0e0;
margin: 0;
padding: 0;
border: 0;
}
canvas{
/* border: 0.5px #5f5f5f solid;*/
display: block;
cursor: crosshair;
transform-origin: top left;
transform: scale(1);
position: fixed;
top: 0;
left: 0;
z-index: 9999;
user-select: none;
-moz-user-select: none;
-webkit-user-select: none;
-ms-user-select: none;
}
#center{
margin: 5000px 0;
width: 100%;
height: 3000px;
}
//css
</style>
<body oncontextmenu="return false;">
<div id="center"></div>
<canvas id="mainCanvas">
瀏覽器不支援
</canvas>
<script language="JavaScript" type="text/JavaScript">
class Player{
constructor(){
this.startX = 0;
this.startY = 0;
this.endX = 0;
this.endY = 0;
this.status = "stop"
}
}
class Box{
constructor(tabX, tabY){
this.tabX = tabX;
this.tabY = tabY;
this.w = playBoardWidth / playBoardSize;
this.h = playBoardWidth / playBoardSize;
this.x = (tabX - 1) * this.w;
this.y = (tabY - 1) * this.h;
this.color = "#5f5f5f";
}
draw(){
ctx.lineWidth = 3;
ctx.strokeStyle = this.color;
ctx.strokeRect(this.x, this.y, this.w, this.h);
ctx.lineWidth = 1;
}
}
class Brick{
constructor(tabX, tabY){
this.tabX = tabX;
this.tabY = tabY;
this.w = playBoardWidth / playBoardSize;
this.h = playBoardWidth / playBoardSize;
this.x = tabX * this.w;
this.y = tabY * this.w;
this.num = 2;
this.toX = this.x;
this.toY = this.y;
this.lastToX = this.x;
this.lastToY = this.y;
this.centerX = this.x + this.w/2;
this.centerY = this.y + this.h/2;
this.dx = 0;
this.dy = 0;
this.moveTime = 0;
this.delayTime = 0;
this.r = brickR - 18;
this.getColor();
this.fontColor = "#ffffff";
this.status = "";
}
draw(){
//刪除
if(this.status == "delayRemove"){
if(this.delayTime == 0){
this.delayTime = 10;
}
if(this.delayTime > 0){
if(this.delayTime == 1){
this.status = "remove";
}
this.delayTime--;
ctx.globalAlpha = (this.delayTime + 2) * 0.1;
}
}
//移動
this.toX = this.tabX * this.w;
this.toY = this.tabY * this.w;
if(this.lastToX != this.toX || this.lastToY != this.toY){
this.lastToX = this.toX;
this.lastToY = this.toY;
this.dx = (this.toX - this.x)/10;
this.dy = (this.toY - this.y)/10;
this.moveTime = 10;
}
if(this.moveTime > 0){
if(this.moveTime == 1){
this.dx = 0;
this.dy = 0;
this.x = this.toX;
this.y = this.toY;
}else{
this.x += this.dx;
this.y += this.dy;
}
this.moveTime--;
}
this.centerX = this.x + this.w/2;
this.centerY = this.y + this.h/2;
//顏色
this.getColor();
//選擇顯示樣式
ctx.fillStyle = this.color;
ctx.fillRect(this.x, this.y, this.w, this.h);
ctx.font = "50px Arial";
ctx.textAlign = "center";
ctx.fillStyle = this.fontColor;
ctx.fillText(this.num, this.centerX, this.centerY + 32);
ctx.globalAlpha = 1;
}
getColor(){
if(this.num == 2){
this.color = "#174665";
}else if(this.num == 4){
this.color = "#172565";
}else if(this.num == 8){
this.color = "#320c50";
}else if(this.num == 16){
this.color = "#01403f";
}else if(this.num == 32){
this.color = "#034c04";
}else if(this.num == 64){
this.color = "#b37305";
}else if(this.num == 128){
this.color = "#b31a05";
}else if(this.num == 256){
this.color = "#b30538";
}else if(this.num == 512){
this.color = "#174665";
}else if(this.num == 1024){
this.color = "#4e4e4e";
}else if(this.num == 2048){
this.color = "#1d1d1d";
}else if(this.num == 4096){
this.color = "#ffc502";
}else{
}
}
}
function tes(){
for(let i=0; i<15; i++){
toDirection("right");
toDirection("bottom");
createBrick();
}
}
class Score {
constructor(){
this.color = "#111111";
}
draw(){
}
win(name){
ctx.fillStyle = this.color;
ctx.font = "80px Arial";
ctx.textAlign = "center";
ctx.fillText(name + "獲勝!!", canvas.width / 2, 775);
}
}
class Tip{
constructor(x, y, str){
this.x = x;
this.y = y;
this.str = str;
this.fontSize = "60px";
this.existTime = 30;
this.color = "#111111";
this.alpha = 1;
this.dx = 0;
this.dy = -0.5;
}
draw(){
this.y += this.dy;
ctx.golbalAlpha = this.alpha * this.existTime / 50;
ctx.fillStyle = this.color;
ctx.font = this.fontSize + " Arial";
ctx.textAlign = "center";
ctx.fillText(this.str, this.x, this.y);
this.existTime--;
}
}
class Log{
constructor(chessTimeNo, id, toX, toY){
this.chessTimeNo = chessTimeNo;
this.id = id;
this.toX = toX;
this.toY = toY;
}
back(){
for(chess of chesses){
if(chess.id == this.id){
chess.toX = this.toX;
chess.toY = this.toY;
}
}
}
}
class Controller{
constructor(x, y, w, h, type, chooseNum){
this.x = x;
this.y = y;
this.w = w;
this.h = h;
this.centerX = this.x + (this.w / 2);
this.centerY = this.y + (this.h / 2);
this.type = type;
this.choose = 0;
this.chooseNum = chooseNum;
this.color = "#252525";
this.fontSize = "40px";
this.status = "";
if(this.type == "fun"){
this.text = "++";
}
}
draw(){
ctx.strokeStyle = this.color;
ctx.strokeRect(this.x, this.y, this.w, this.h);
ctx.fillStyle = this.color;
ctx.font = this.fontSize + " Arial";
ctx.textAlign = "center";
ctx.fillText(this.text, this.centerX, this.centerY + 16);
}
tap(){
this.choose++;
if(this.choose >= this.chooseNum){
this.choose = 0;
}
if(this.type == "fun"){
}
}
}
function createBox(){
var size = playBoardSize;
for(let i=1; i<=size; i++){
for(let j=1; j<=size; j++){
boxes.push(new Box(i, j));
}
}
}
function createBrick(){
var num = playBoardSize;
var tempX = [];
var tempY = [];
var tabX = 0;
var tabY = 0;
var indexX = 0;
var indexY = 0;
//初始化陣列
for(let i=0; i<num; i++){
tempX.push(i);
tempY.push(i);
}
//先確認X有空位
do{
indexX = getRandomInt(tempX.length);
tabX = tempX.splice(indexX, 1)[0];
var flag = true;
for(let i=0; i<tempY.length; i++){
if(findBrickByTab(tabX, i) == null){
flag = false;
break;
}
}
//已無空位
if(tempX.length == 0){
return;
}
}while(flag)
//確認Y有空位
do{
indexY = getRandomInt(tempY.length);
tabY = tempY.splice(indexY, 1)[0];
}while(findBrickByTab(tabX, tabY) != null)
bricks.push(new Brick(tabX, tabY));
}
function createController(){
controllers.push(new Controller(playBoardWidth - 250, 1600, 150, 80, "fun", 2));
}
function createElement(){
createBox();
createBrick();
createBrick();
player = new Player();
score = new Score();
createController();
}
function drawAll(eles){
for(e of eles){
e.draw();
}
}
function draw(){
drawAll(bricks);
drawAll(boxes);
score.draw();
drawAll(controllers);
}
function clear(){
ctx.clearRect(0, 0, canvas.width, canvas.height);
}
function deleteElement(){
var newBricks = [];
for(brick of bricks){
if(brick.status == "remove"){
brick = null;
delete brick;
}else{
newBricks.push(brick);
}
}
bricks = newBricks;
var newTips = [];
for(tip of tips){
if(tip.existTime <= 0){
tip = null;
delete tip;
}else{
newTips.push(tip);
}
}
tips = newTips;
if(nowChessTimeNo < logs.length){
var newLogs = [];
for(log of logs){
if(log.chessTimeNo >= nowChessTimeNo){
log = null;
delete log;
}else{
newLogs.push(log);
}
}
logs = newLogs;
}
}
function deleteChess(){
for(chess of chesses){
chess = null;
delete chess;
}
chesses = [];
}
function showMsg(str){
tips.push(new Tip(canvas.width / 2, canvas.height / 2 - 265, str));
}
//原始位置, 角度, 半徑
function toX(x, degree, r){
return x + Math.cos(Math.PI * degree/ 180) * r;
}
//原始位置, 角度, 半徑
function toY(y, degree, r){
return y - Math.sin(Math.PI * degree / 180) * r;
}
//產生0<=return<max的整數
function getRandomInt(max){
return Math.floor(Math.random() * Math.floor(max));
}
//找方塊
function findBrickByTab(tabX, tabY){
for(brick of bricks){
if(brick.tabX == tabX && brick.tabY == tabY){
return brick;
}
}
return null;
}
//找方塊
function findBrickByTabX(tabX){
var temp = []
for(brick of bricks){
if(brick.tabX == tabX){
temp.push(brick);
}
}
return temp;
}
//找方塊
function findBrickByTabY(tabY){
var temp = []
for(brick of bricks){
if(brick.tabY == tabY){
temp.push(brick);
}
}
return temp;
}
//檢查是否可走或跳
function checkChessMove(chess, toBrick){
var x = chess.x;
var y = chess.y;
var rr = brickR * 2;//查一直徑距離
var status = "x";//預設靜止
if(getBrickByClick(toX(x, 0, rr), toY(y, 0, rr)) == toBrick
||getBrickByClick(toX(x, 60, rr), toY(y, 60, rr)) == toBrick
||getBrickByClick(toX(x, 120, rr), toY(y, 120, rr)) == toBrick
||getBrickByClick(toX(x, 180, rr), toY(y, 180, rr)) == toBrick
||getBrickByClick(toX(x, 240, rr), toY(y, 240, rr)) == toBrick
||getBrickByClick(toX(x, 300, rr), toY(y, 300, rr)) == toBrick
){//走
status = "walk";
}else if((getBrickByClick(toX(x, 0, rr*2), toY(y, 0, rr*2)) == toBrick && getChessByClick(toX(x, 0, rr), toY(y, 0, rr)) != null)
||(getBrickByClick(toX(x, 60, rr*2), toY(y, 60, rr*2)) == toBrick && getChessByClick(toX(x, 60, rr), toY(y, 60, rr)) != null)
||(getBrickByClick(toX(x, 120, rr*2), toY(y, 120, rr*2)) == toBrick && getChessByClick(toX(x, 120, rr), toY(y, 120, rr)) != null)
||(getBrickByClick(toX(x, 180, rr*2), toY(y, 180, rr*2)) == toBrick && getChessByClick(toX(x, 180, rr), toY(y, 180, rr)) != null)
||(getBrickByClick(toX(x, 240, rr*2), toY(y, 240, rr*2)) == toBrick && getChessByClick(toX(x, 240, rr), toY(y, 240, rr)) != null)
||(getBrickByClick(toX(x, 300, rr*2), toY(y, 300, rr*2)) == toBrick && getChessByClick(toX(x, 300, rr), toY(y, 300, rr)) != null)
){//跳
status = "jump";
}
return status;
}
//檢查是否可以繼續跳
function checkStillMove(chess, toBrick){
var x = toBrick.x;
var y = toBrick.y;
var rr = brickR * 2;
var ros = [0, 60, 120, 180, 240, 300];
var checkBrick = null;
var checkChess = null;
var checkBrickX = 0;
var checkBrickY = 0;
var checkChessX = 0;
var checkChessY = 0;
for(ro of ros){
checkBrickX = toX(x, ro, rr*2);
checkBrickY = toY(y, ro, rr*2);
//不判定原本自己的位子
//if(!(checkBrickX + 0.1 > chess.x && checkBrickX - 0.1 < chess.x && checkBrickY + 0.1 > chess.y && checkBrickY - 0.1 < chess.y)){
if(1 == 1){
checkBrick = getBrickByPosi(checkBrickX, checkBrickY);
if(checkBrick != null && getChessByBrick(checkBrick) == null){
//隔兩格有位子
checkChessX = toX(x, ro, rr);
checkChessY = toY(y, ro, rr);
checkChess = getChessByClick(checkChessX, checkChessY);
if(checkChess != null){//隔一格有棋子
//可以再跳
return true;
}
}
}
}
return false;
}
function getBrickByPosi(x, y){
for(brick of bricks){
if((brick.x + 0.1 > x && brick.x - 0.1 < x)
&& (brick.y + 0.1 > y && brick.y - 0.1 < y) ){
return brick;
}
}
return null;
}
function getBrickByClick(x, y){
var min = 9999;
var returnBrick = null
var z = 0;
for(brick of bricks){
z = Math.sqrt(Math.pow(x - brick.x, 2) + Math.pow(y - brick.y, 2));
if(z < brickR){
if(min > z){
min = z;
returnBrick = brick;
}
}
}
return returnBrick;
}
function getChessByClick(x, y){
var brick = getBrickByClick(x, y);
if(brick != null){
for(chess of chesses){
if(brick.x == chess.x && brick.y == chess.y){
return chess;
}
}
}
return null;
}
function getChessByBrick(brick){
//用brick找chess
if(brick != null){
for(chess of chesses){
if(brick.x == chess.x && brick.y == chess.y){
return chess;
}
}
}
return null;
}
//點選主方法
function onClickChess(x, y){
var clickBrick = getBrickByClick(x, y);
var clickChess = getChessByBrick(clickBrick);
var check = "";
console.log(x, y,clickBrick, clickChess);
if(nowClicked){//已經選取
if(nowChessStatus == "touchMoveJump" || nowChessStatus == "touchMoveWalk"){//正在連續移動
//更新狀態為正常
nowChessStatus = "";
//直接結束選取狀態
nowChess.clicked = false;
nowClicked = false;
}else if(clickChess != null){//點到棋子
if(clickChess == nowChess){//點自己
//結束選取狀態
nowChess.clicked = false;
nowClicked = false;
}else if(clickChess.group == nowChess.group){//點同國無效
//交換狀態
nowChess.clicked = false;
clickChess.clicked = true;
//持續選取狀態
nowChess = clickChess;
nowClicked = true;
}
}else{//沒點到棋子=移動
if(clickBrick != null){
check = checkChessMove(nowChess, clickBrick)
if(check != "x"){
//移動前加入紀錄檔
logs.push(new Log(nowChessTimeNo++, nowChess.id, nowChess.toX, nowChess.toY));
//選中棋子移動
nowChess.toX = clickBrick.x;
nowChess.toY = clickBrick.y;
//判定結束選取狀態
if(!checkStillMove(nowChess, clickBrick)){
//不能再跳 結束選取狀態
nowChess.clicked = false;
nowClicked = false;
}
}
}
}
}else{//尚未選取
if(clickChess != null){//點到棋子
clickChess.clicked = true;
nowChess = clickChess;
nowClicked = true;//開始選取狀態
startPlayFlag = true;//開始下棋
}
}
for(controller of controllers){
if(x > controller.x && x < controller.x + controller.w
&& y > controller.y && y < controller.y + controller.h){
if(controller.type == "replay"){//重下
if(nowChessTimeNo > 0){
for(log of logs){
if(log.chessTimeNo == nowChessTimeNo - 1){
log.back();
}
}
nowChessTimeNo--;
}
}else if(!startPlayFlag && controller.type == "player"){//人數
deleteChess();
if(playMode == "all"){
createChess("br");
playMode = "br";
}else if(playMode == "br"){
createChess("rg");
playMode = "rg";
}else if(playMode == "rg"){
createChess("gb");
playMode = "gb";
}else if(playMode == "gb"){
createChess("all");
playMode = "all";
}
}else if(!startPlayFlag && controller.type == "style"){//樣式
if(chessStyle == "normal"){
chessStyle = "symbol";
}else if(chessStyle == "symbol"){
chessStyle = "normal";
}
}
}
}
}
function toDirection(type){
var size = playBoardSize;
var lines = [];
var temp = 0;
var next = null;
for(let i=0; i<size; i++){
var line = [];
for(let j=0; j<size; j++){
var brick;
if(type == "right" || type == "left"){
brick = findBrickByTab(j, i);
}else if(type == "top" || type == "bottom"){
brick = findBrickByTab(i, j);
}
line.push(brick);
}
lines.push(line);
}
if(type == "right" || type == "bottom"){
for(line of lines){
temp = line.length-1;
for(let i=line.length-1; i>-1; i--){
if(line[i] != null){
if(type == "right"){
line[i].tabX = temp;
next = findBrickByTab(line[i].tabX+1, line[i].tabY);
if(next != null && next.status == "" && line[i].num == next.num){
line[i].tabX = temp+1;
line[i].num += next.num;
next.status = "delayRemove";
}else{
temp--;
}
}else if(type == "bottom"){
line[i].tabY = temp;
next = findBrickByTab(line[i].tabX, line[i].tabY+1);
if(next != null && next.status == "" && line[i].num == next.num){
line[i].tabY = temp+1;
line[i].num += next.num;
next.status = "delayRemove";
}else{
temp--;
}
}
}
}
}
}else if(type == "left" || type == "top" ){
for(line of lines){
temp = 0;
for(let i=0; i<line.length; i++){
if(line[i] != null){
if(type == "left"){
line[i].tabX = temp;
next = findBrickByTab(line[i].tabX-1, line[i].tabY);
if(next != null && next.status == "" && line[i].num == next.num){
line[i].tabX = temp-1;
line[i].num += next.num;
next.status = "delayRemove";
}else{
temp++;
}
}else if(type == "top"){
line[i].tabY = temp;
next = findBrickByTab(line[i].tabX, line[i].tabY-1);
if(next != null && next.status == "" && line[i].num == next.num){
line[i].tabY = temp-1;
line[i].num += next.num;
next.status = "delayRemove";
}else{
temp++;
}
}
}
}
}
}
}
//點選菜單
function onTouchController(x, y){
for(controller of controllers){
if(x > controller.x && x < controller.x + controller.w && y > controller.y && y < controller.y + controller.h){
controller.tap();
}
}
}
//手指拖移主方法
function onTouchBrick(x, y){
if(player.status == "stop"){
player.startX = x;
player.startY = y;
player.status = "move";
}
}
//手指離開主方法
function onTouchEndBrick(x, y){
if(player.status == "move"){
player.endX = x;
player.endY = y;
player.status = "stop";
var gapX = player.endX - player.startX;
var gapY = player.endY - player.startY;
if(Math.abs(gapX) >= Math.abs(gapY)){
if(gapX > 0){//向右
toDirection("right");
}else{//向左
toDirection("left");
}
}else{
if(gapY > 0){//向下
toDirection("bottom");
}else{//向上
toDirection("top");
}
}
//生成方塊
createBrick();
}
}
function main(){
time++;
clear();
draw();
deleteElement();
if(controllers[0].choose == 1){
tes();
}
raf = window.requestAnimationFrame(main);
}
function init(){
//ui初始化 大小調整
var clientWidth = document.documentElement.clientWidth;
var clientHeight = document.documentElement.clientHeight;
canvas.width = playBoardWidth;
canvas.height = playBoardHeight;
if(clientWidth * (16 / 9) < clientHeight){
scale = clientWidth / playBoardWidth;
}else{
scale = clientHeight / playBoardHeight;
}
canvas.style.transform = "scale(" + scale + ")";
canvas.style.left = (clientWidth - (playBoardWidth * scale)) / 2 + "px";
fixLeft = (clientWidth - (playBoardWidth * scale)) / 2;
playBoardScale = scale;
createElement();
raf = window.requestAnimationFrame(main);
}
function restart(){
}
var canvas = document.getElementById("mainCanvas");
var ctx;
if (canvas.getContext){
ctx = canvas.getContext("2d");
}else{
alert("瀏覽器不支援");
}
var raf;
var paush;
var playBoardScale = 1;//縮放
var playBoardWidth = 1200;
var playBoardHeight = playBoardWidth * (16 / 9);
var playBoardSize = 4;
var time = 0;
var scale = 0;
var nowClicked = false;//已經選取的狀態
var nowChess = null;//現在選取的棋子
var nowChessTimeNo = 0;//現在的移動紀錄
var nowChessStatus = "";
var brickR = 50;//棋格半徑
var chessNum = 15;//棋子數量
var chessStyle = "normal";//棋子樣式
var startPlayFlag = false;//下了第一顆子了
var playMode = "all";//玩家人數
//物件類別
var bricks = [];
var boxes = [];
var tips = [];
var logs = [];//遊戲紀錄
var player;
var score;
var controllers = [];
var fixLeft = 0;
init();
window.addEventListener("mousemove", function(e){
});
window.addEventListener("click", function(e){
e.preventDefault();
var x = e.offsetX - fixLeft;
var y = e.offsetY - document.documentElement.scrollTop;
onClickChess(x , y );
});
window.addEventListener("touchstart", function(e){
});
window.addEventListener("touchmove", function(e){
e.preventDefault();
var x = e.changedTouches[0].pageX - fixLeft;
var y = e.changedTouches[0].pageY - document.documentElement.scrollTop;
onTouchBrick(x * (1 / scale), y * (1 / scale));
},{passive: false});
window.addEventListener("touchend", function(e){
e.preventDefault();
var x = e.changedTouches[0].pageX - fixLeft;
var y = e.changedTouches[0].pageY - document.documentElement.scrollTop;
onTouchEndBrick(x * (1 / scale), y * (1 / scale));
onTouchController(x * (1 / scale), y * (1 / scale));
});
//用來消除行動裝置瀏覽器拖移時的頁面飄移
window.addEventListener("scroll", function(e){
var center = document.getElementById("center");
if(document.documentElement.scrollTop > center.offsetTop + 100 || document.documentElement.scrollTop < center.offsetTop - 100){
document.documentElement.scrollTop = center.offsetTop;
}
});
</script>
</body>
</html>