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index.html
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<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title>Document</title>
<style>
body {
background-color: #000;
font-size: 14px;
}
#scene {
position: relative;
width: 500px;
margin: 0 auto;
margin-top: 100px;
}
#control {
width: 500px;
margin: 0 auto;
margin-top: 100px;
border: 1px solid white;
}
label {
color: white;
}
#star {
/*position: absolute;*/
margin: 0 auto;
margin-top: 100px;
width: 300px;
height: 300px;
background: blue;
-moz-border-radius: 150px;
-webkit-border-radius: 150px;
border-radius: 150px;
}
.ship {
position: absolute;
margin: 0px auto;
margin-left: 210px;
width: 80px;
margin-top: -175px;
height: 50px;
background: white;
font-size: 14px;
/*border: 1px solid white;*/
animation: action 10s linear 0s infinite;
animation-play-state: paused;
-webkit-animation-play-state: paused;
}
@keyframes action {
from {
transform: rotate(0deg) translate(200px);
}
to {
transform: rotate(360deg) translate(200px);
}
}
</style>
</head>
<body>
<div id="scene">
<div id="star"></div>
</div>
<div id="control">
<button id="btn">建造新飞船</button>
</div>
<script>
var scene = document.getElementById('scene');
var control = document.getElementById('control');
var createbtn = document.getElementById('btn');
var ships = [];
var num = 0;
function Ship() {
this.id = scene.getElementsByTagName('div').length;
this.speed = 10;
this.energy = 100;
this.state = "paused";
this.recoverspeed = 2;
this.expendspeed = 5;
this.destroy = 0;
var that = this;
function createship() {
var ship_element = document.createElement('div');
ship_element.className = "ship";
scene.appendChild(ship_element);
}
function createcontrol(argument) {
var textnode1 = document.createTextNode("对" + that.id + "号飞船下达命令:");
var textnode2 = document.createTextNode("开始飞行");
var textnode3 = document.createTextNode("停止飞行");
var textnode4 = document.createTextNode("销毁");
var control_element = document.createElement('div');
control_element.className = "shipcontrol" + that.id;
control.appendChild(control_element);
var label_element = document.createElement('label');
label_element.appendChild(textnode1);
control_element.appendChild(label_element);
var button_element1 = document.createElement('button');
button_element1.className = "btn1";
button_element1.appendChild(textnode2);
control_element.appendChild(button_element1);
var button_element2 = document.createElement('button');
button_element2.className = "btn2";
button_element2.appendChild(textnode3);
control_element.appendChild(button_element2);
var button_element3 = document.createElement('button');
button_element3.className = "btn3";
button_element3.appendChild(textnode4);
control_element.appendChild(button_element3);
}
// 能源消耗
this.expend = function() {
if (that.energy < 5) {
that.state = "paused";
that.cpu();
}
if (that.state == "running") {
that.energy -= that.expendspeed;
}
}
//能源恢复
this.recover = function() {
if (that.energy < 100) {
that.energy += that.recoverspeed;
}
}
this.int1 = setInterval(function() {
that.expend();
// console.log(that.id + ' is expend')
}, 1000);
this.int2 = setInterval(function() {
that.recover()
// console.log(that.id + ' is recover')
}, 1000);
createship();
createcontrol();
}
//指令接收器
Ship.prototype.acceptor = function(signal) {
if (signal.id == this.id) {
this.state = signal.state;
if (signal.destroy) {
this.destroy = signal.destroy;
}
this.cpu();
}
}
//指令处理器
Ship.prototype.cpu = function() {
if (this.energy < 5) {
this.state = "paused";
}
scene.getElementsByTagName('div')[this.id].style.animationPlayState = this.state;
if (this.destroy == 1) {
scene.getElementsByTagName('div')[this.id].style.display = "none";
control.getElementsByTagName('div')[this.id - 1].style.display = "none";
clearInterval(this.int1);
clearInterval(this.int2);
}
}
// Signal 构造函数
function Signal(id, argument) {
this.id = id;
if (argument == 0 || argument == 1) {
this.destroy = argument;
} else {
this.state = argument;
}
}
// Mediator
var Mediator = function(sign) {
// 模拟30%丢包率
var me = Math.random() * 100;
if (me >= 30) {
for (var i = 0; i < ships.length; i++) {
ships[i].acceptor(sign);
}
}
}
// 新建飞船
createbtn.onclick = function(argument) {
if (num < 4) {
ships.push(new Ship());
num += 1;
}
controlf();
}
// 对每个飞船的控制按键进行事件绑定，并且传输命令
function controlf(argument) {
var controls = control.getElementsByTagName('div');
for (var i = 0; i < controls.length; i++) {
(function(a) {
var buttons = controls[a].getElementsByTagName('button');
buttons[0].onclick = function() {
var sig = new Signal(a + 1, "running");
Mediator(sig);
}
buttons[1].onclick = function() {
var sig = new Signal(a + 1, "paused");
Mediator(sig);
}
buttons[2].onclick = function() {
var sig = new Signal(a + 1, 1);
Mediator(sig);
num -= 1;
}
})(i)
}
}
var init = function() {
num = 2;
// 默认两艘飞船
ships.push(new Ship());
ships.push(new Ship());
console.log(ships);
// 绑定控制按钮事件
controlf();
}
init();
</script>
</body>
</html>