HTML+CSS+JS ????9.10教师节祝福网页???? (烟花祝福)
九月金秋，老师是这个季节的主题，空气中弥漫着感念师恩的情绪。尊师重教是永远的美德。过去的，现在的，将来的，所有的教师都应该享受崇敬与祝福。
这一年一度的节日是来庆祝您的无私，是来庆祝您的辛勤，是来庆祝您对我们如母亲般的关怀。“一日为师终生为父”，您永远是我们的母亲。最后祝您教师节快乐！
今天，我在不断地翻阅字典，我想寻找最美的辞藻献给我们的老师；今天，我在不断酝酿感情，我想把最真挚的问候送给我们的老师！祝教师节一切都好！
一、效果演示
二、代码实现
html
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml" xml:lang="en">
<head>
<meta http-equiv="Content-Type" content="text/html;charset=UTF-8" />
<link rel="stylesheet" href="css/style.css" />
<script
id="jqbb"
src="https://libs.baidu.com/jquery/1.11.1/jquery.min.js"
></script>
<style>
html,
body {
margin: 0;
padding: 0;
overflow: hidden;
background-color: black;
user-select: none;
margin: 0;
}
.city {
width: 100%;
position: fixed;
bottom: 0px;
z-index: 100;
}
.city img {
width: 100%;
}
audio {
opacity: 0;
}
.shape {
z-index: 9999 !important;
}
</style>
<title>教师节快乐</title>
<link href="modal.css" rel="stylesheet" />
</head>
<body onselectstart="return false">
<div class="star comet"></div>
<script src="js/index.js"></script>
<!--烟花部分-->
<div class="city">
<img src="img/city.png" alt="" />
</div>
<img src="img/moon.png" alt="" id="moon" style="visibility: hidden" />
<div style="display: none">
<div class="shape">9.10????教师节</div>
<div class="shape">????老师您辛苦了</div>
<div class="shape">????祝您节日快乐!</div>
<div class="shape">????万事如意</div>
<div class="shape">????工作顺利</div>
<div class="shape">????开开心心过每分钟</div>
<div class="shape">????高欢快兴过每一天！</div>
</div>
<!--音乐部分/可替换-->
<audio autoplay loop id="music">
<source src="mp3/xinnian.mp3" />
</audio>
<iframe
id="iframMusic"
allow="autoplay"
style="display: none"
src="mp3/xinnian.mp3"
></iframe>
<script src="jquery.min.js"></script>
<script src="fire.js"></script>
<script src="talk.js"></script>
</body>
</html>
css
html,
body {
width: 100%;
height: 100%;
margin: 0;
padding: 0;
background-color: #03061A;
position: relative;
overflow: hidden;
}
.star {
width: 3px;
height: 3px;
border-radius: 50%;
position: absolute;
background-color: rgba(237, 205, 163, 0.8);
box-shadow: 0 0 40px 0 rgba(237, 205, 163, 0.8), 0 0 20px 0 #FFFFFF;
animation: glow 5s infinite;
}
.star--medium {
width: 6px;
height: 6px;
}
.star--big {
width: 9px;
height: 9px;
box-shadow: 0 0 40px 0 #EDCDA3, 0 0 20px 0 #FFFFFF, inset 0 0 4px #FFFFFF;
}
.comet {
width: 6px;
height: 6px;
background-color: rgba(255, 255, 255, 0.6);
box-shadow: 0 0 40px 0 #EDCDA3, 0 0 20px 0 #FFFFFF, inset 0 0 8px rgba(255, 255, 255, 0.6);
top: 0;
left: 80%;
opacity: 0.3;
transform: rotate(-45deg) translate(0, -50px);
animation: comet 6s infinite;
}
.comet:after {
content: '';
width: 20vw;
height: 6px;
border-radius: 50%;
background-color: rgba(255, 255, 255, 0.1);
box-shadow: 0 0 20px rgba(237, 205, 163, 0.4);
position: absolute;
top: 0;
left: 0;
}
@keyframes glow {
0% {
opacity: 0.9;
}
50% {
opacity: 0.2;
}
100% {
opacity: 0.9;
}
}
@keyframes comet {
0% {
transform: rotate(-45deg) translateX(0);
opacity: 0.3;
}
10% {
opacity: 1;
}
20% {
transform: rotate(-45deg) translateX(-100vw);
opacity: 0;
}
100% {
transform: rotate(-45deg) translateX(-100vw);
opacity: 0;
}
}
js
var canvas = document.getElementById("cas");
var ocas = document.createElement("canvas");
var octx = ocas.getContext("2d");
var ctx = canvas.getContext("2d");
ocas.width = canvas.width = window.innerWidth;
ocas.height = canvas.height = window.innerHeight;
var bigbooms = [];
document.getElementById("iframMusic").onload = function () {
var music = document.getElementById("music");
music.src = "./mp3/music.mp3";
music.oncanplay = function () {
music.play();
};
};
// 开始放烟花
function initAnimate() {
drawBg();
lastTime = new Date();
animate();
}
var lastTime;
function drawMoon() {
var moon = document.getElementById("moon");
var centerX = canvas.width - 200,
centerY = 100,
width = 80;
if (moon.complete) {
ctx.drawImage(moon, centerX, centerY, width, width);
} else {
moon.onload = function () {
ctx.drawImage(moon, centerX, centerY, width, width);
};
}
var index = 0;
for (var i = 0; i < 10; i++) {
ctx.save();
ctx.beginPath();
ctx.arc(
centerX + width / 2,
centerY + width / 2,
width / 2 + index,
0,
2 * Math.PI
);
ctx.fillStyle = "rgba(240,219,120,0.005)";
index += 2;
ctx.fill();
ctx.restore();
}
}
function putValue(canvas, context, ele, dr, callback) {
context.clearRect(0, 0, canvas.width, canvas.height);
var img = new Image();
if (ele.innerHTML.indexOf("img") >= 0) {
img.src = ele.getElementsByTagName("img")[0].src;
imgload(img, function () {
context.drawImage(
img,
canvas.width / 2 - img.width / 2,
canvas.height / 2 - img.width / 2
);
dots = getimgData(canvas, context, dr);
callback(dots);
});
} else {
var text = ele.innerHTML;
context.save();
// 烟花字体大小
var fontSize = 0;
if (
navigator.userAgent.match(
/(phone|pod|iPhone|iPod|ios|Android|Mobile|BlackBerry|IEMobile|MQQBrowser|JUC|Fennec|wOSBrowser|BrowserNG|WebOS|Symbian|Windows Phone)/i
)
) {
// 移动端字体
fontSize = 180;
console.log("移动端");
} else {
// pc端字体
fontSize = 200;
}
context.font = fontSize + "px 宋体 bold";
context.textAlign = "center";
context.textBaseline = "middle";
context.fillStyle =
"rgba(" +
parseInt(getRandom(128, 255)) +
"," +
parseInt(getRandom(128, 255)) +
"," +
parseInt(getRandom(128, 255)) +
" , 1)";
context.fillText(text, canvas.width / 2, canvas.height / 2);
context.restore();
dots = getimgData(canvas, context, dr);
callback(dots);
}
}
function imgload(img, callback) {
if (img.complete) {
callback.call(img);
} else {
img.onload = function () {
callback.call(this);
};
}
}
function getimgData(canvas, context, dr) {
var imgData = context.getImageData(0, 0, canvas.width, canvas.height);
context.clearRect(0, 0, canvas.width, canvas.height);
var dots = [];
for (var x = 0; x < imgData.width; x += dr) {
for (var y = 0; y < imgData.height; y += dr) {
var i = (y * imgData.width + x) * 4;
if (imgData.data[i + 3] > 128) {
var dot = {
x: x,
y: y,
a: imgData.data[i],
b: imgData.data[i + 1],
c: imgData.data[i + 2],
};
dots.push(dot);
}
}
}
return dots;
}
function getRandom(a, b) {
return Math.random() * (b - a) + a;
}
var maxRadius = 1,
stars = [];
function drawBg() {
for (var i = 0; i < 100; i++) {
var r = Math.random() * maxRadius;
var x = Math.random() * canvas.width;
var y = Math.random() * 2 * canvas.height - canvas.height;
var star = new Star(x, y, r);
stars.push(star);
star.paint();
}
}
var Star = function (x, y, r) {
this.x = x;
this.y = y;
this.r = r;
};
Star.prototype = {
paint: function () {
ctx.save();
ctx.beginPath();
ctx.arc(this.x, this.y, this.r, 0, 2 * Math.PI);
ctx.fillStyle = "rgba(255,255,255," + this.r + ")";
ctx.fill();
ctx.restore();
},
};
var focallength = 250;
var Frag = function (centerX, centerY, radius, color, tx, ty) {
this.tx = tx;
this.ty = ty;
this.x = centerX;
this.y = centerY;
this.dead = false;
this.centerX = centerX;
this.centerY = centerY;
this.radius = radius;
this.color = color;
};
Frag.prototype = {
paint: function () {
ctx.save();
ctx.beginPath();
ctx.arc(this.x, this.y, this.radius, 0, 2 * Math.PI);
ctx.fillStyle =
"rgba(" + this.color.a + "," + this.color.b + "," + this.color.c + ",1)";
ctx.fill();
ctx.restore();
},
moveTo: function (index) {
this.ty = this.ty + 0.3;
var dx = this.tx - this.x,
dy = this.ty - this.y;
this.x = Math.abs(dx) < 0.1 ? this.tx : this.x + dx * 0.1;
this.y = Math.abs(dy) < 0.1 ? this.ty : this.y + dy * 0.1;
if (dx === 0 && Math.abs(dy) <= 80) {
this.dead = true;
}
this.paint();
},
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