别踩白块
作者：互联网
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="utf-8">
<title>益智类游戏别踩白块小游戏</title>
<style type="text/css">
* {
margin: 0;
padding: 0;
}
.box {
margin: 50px auto 0 auto;
width: 400px;
height: auto;
border: solid 1px #222;
}
#cont {
width: 400px;
height: 600px;
position: relative;
overflow: hidden;
}
#go {
width: 100%;
height: 600px;
position: absolute;
top: 0;
font: 500 30px 'Microsoft YaHei', 'Lantinghei SC', 'Open Sans', Arial, 'Hiragino Sans GB', 'STHeiti', 'WenQuanYi Micro Hei', 'SimSun', sans-serif;
text-align: center;
z-index: 99;
}
#go span {
cursor: pointer;
background-color: #fff;
border-bottom: solid 1px #222;
}
#main {
width: 400px;
height: 600px;
position: relative;
top: -150px;
}
.row {
width: 400px;
height: 150px;
}
.row div {
width: 99px;
height: 149px;
border: solid 1px #222;
float: left;
border-top-width: 0;
border-left-width: 0;
cursor: pointer;
}
#count {
border-top: solid 1px #222;
width: 400px;
height: 50px;
font: 500 30px/40px 'Microsoft YaHei', 'Lantinghei SC', 'Open Sans', Arial, 'Hiragino Sans GB', 'STHeiti', 'WenQuanYi Micro Hei', 'SimSun', sans-serif;
text-align: center;
}
h3 {
text-align: center
}
</style>
</head>
<body>
<h3>千万别踩小白块哦</h3>
<div class="box">
<div id="cont">
<div id="go">
<span>开始游戏</span>
</div>
<div id="main"></div>
</div>
<div id="count"></div>
</div>
</body>
<script>
//得当前样式
function getStyle(obj, arrt) {
//兼容IE
return obj.currentStyle ? obj.currentStyle[arrt] : getComputedStyle(obj, null)[arrt];
}
var main = document.getElementById('main');
var go = document.getElementById('go');
var count = document.getElementById('count');
var cols = ['#1AAB8A', '#E15650', '#121B39', '#80A84E'];
//动态创建div
function cDiv(classname) {
//创建div
var oDiv = document.createElement('div');
//随机值
var index = Math.floor(Math.random() * 4);
//行 添加相应的class类
oDiv.className = classname;
//创建行之后再动态创建4个小div并添加到行里面
for (var j = 0; j < 4; j++) {
var iDiv = document.createElement('div');
oDiv.appendChild(iDiv);
}
//然后把行添加到main里面
//判断需要添加的位置
if (main.children.length == 0) {
main.appendChild(oDiv);
} else {
main.insertBefore(oDiv, main.children[0]);
}
//随机给行里面的某一个div添加背景色
oDiv.children[index].style.backgroundColor = cols[index];
//标记颜色盒子
oDiv.children[index].className = "i";
}
//移动div
function move(obj) {
//关闭上一个定时器
clearInterval(obj.timer);
//默认速度与计分
var speed = 5,
num = 0;
//定时器管理与开启定时器
obj.timer = setInterval(function() {
//速度
var step = parseInt(getStyle(obj, 'top')) + speed;
//移动盒子
obj.style.top = step + 'px';
//判断并创建新的盒子
if (parseInt(getStyle(obj, 'top')) >= 0) {
cDiv('row');
obj.style.top = -150 + 'px';
}
//删除边界外的盒子
if (obj.children.length == 6) {
//删除前，如果有盒子没有点击则结束游戏
for (var i = 0; i < 4; i++) {
if (obj.children[obj.children.length - 1].children[i].className == 'i') {
//游戏结束
obj.style.top = '-150px';
count.innerHTML = '游戏结束,最高得分: ' + num;
//关闭定时器
clearInterval(obj.timer);
//显示开始游戏
go.children[0].innerHTML = '重新开始';
go.style.display = "block";
}
}
obj.removeChild(obj.children[obj.children.length - 1]);
}
//点击与计分
obj.onmousedown = function(event) {
//点击的不是白盒子
// 兼容IE
event = event || window.event;
if ((event.target ? event.target : event.srcElement).className == 'i') {
//点击后的盒子颜色
(event.target ? event.target : event.srcElement).style.backgroundColor = "#bbb";
//清除盒子标记
(event.target ? event.target : event.srcElement).className = '';
//计分
num++;
//显示得分
count.innerHTML = '当前得分: ' + num;
bgm.play();
} else {
//游戏结束
obj.style.top = 0;
count.innerHTML = '游戏结束,最高得分: ' + num;
//关闭定时器
clearInterval(obj.timer);
//显示开始游戏
go.children[0].innerHTML = '重新开始';
go.style.display = "block";
}
//盒子加速
if (num % 10 == 0) {
speed++;
}
}
}, 20)
}
//开始游戏
go.children[0].onclick = function() {
//开始前判断main里面是否有盒子，有则全部删除
if (main.children.length) {
//暴力清楚main里面所有盒子
main.innerHTML = '';
}
//清空计分
count.innerHTML = '游戏开始';
//隐藏开始盒子
this.parentNode.style.display = "none";
//调用定时器
move(main);
}
</script>
</html>
标签：白块,obj,top,event,var,main,children 来源： https://www.cnblogs.com/ccyq/p/11333159.html