📂文章目录
- 二、📚网站介绍
- 三、🔗网站效果
- ▶️1.视频演示
- 🧩 2.图片演示
- 四、💒 网站代码
- 🧱HTML结构代码
- 五、🎁更多源码
二、📚网站介绍
📒网站文件方面：html网页结构文件、css网页样式文件、js网页特效文件、images网页图片文件；
📙网页编辑方面：可使用任意HTML编辑软件（如：Dreamweaver、HBuilder、Vscode 、Sublime 、Webstorm、Text 、Notepad++ 等任意html编辑软件进行运行及修改编辑等操作）。
其中：
（1）📜html文件包含：其中index.html是首页、其他html为二级页面；
（2）📑 css文件包含：css全部页面样式,3D动态效果,雪花飘落等等
（3）📄 js文件包含：页面炫酷效果实现
三、🔗网站效果
▶️1.视频演示
54-樱花雨+爱心3D相册
🧩 2.图片演示
四、💒 网站代码
🧱HTML结构代码
<!--
* @Author: ruanjiafeng
* @Date: 2021-03-12 09:05:12
* @LastEditTime: 2021-03-12 10:14:58
* @LastEditors: Please set LastEditors
* @Description: In User Settings Edit
* @FilePath: \canvas绘制爱心❤\index.html
-->
<!DOCTYPE html>
<html>
<head>
<title></title>
<script src="js/jquery.min.js"></script>
</head>
<style>* {
padding: 0;
margin: 0;
}
html,
body {
height: 100%;
padding: 0;
margin: 0;
background: #000;
}
.aa {
position: fixed;
left: 50%;
bottom: 10px;
color: #ccc;
}
.img {
position: absolute;
left: 50%;
top: 50%;
transform: translate(-50%, -50%);
width: 440px;
height: 430px;
}
.container {
width: 100%;
height: 100%;
}
canvas {
z-index: 99;
position: absolute;
width: 100%;
height: 100%;
}</style>
<body>
<!-- 樱花 -->
<div id="jsi-cherry-container" class="container">
<audio autoplay="autopaly">
<source src="renxi.mp3" type="audio/mp3" />
</audio>
<img class="img" src="./123.png" alt="" />
<!-- 爱心 -->
<canvas id="pinkboard" class="container"> </canvas>
</div>
<script>/*
* Settings
*/
var settings = {
particles: {
length: 500, // maximum amount of particles
duration: 2, // particle duration in sec
velocity: 100, // particle velocity in pixels/sec
effect: -0.75, // play with this for a nice effect
size: 30, // particle size in pixels
},
};
/*
* RequestAnimationFrame polyfill by Erik M?ller
*/
(function () {
var b = 0;
var c = ["ms", "moz", "webkit", "o"];
for (var a = 0; a < c.length && !window.requestAnimationFrame; ++a) {
window.requestAnimationFrame = window[c[a] + "RequestAnimationFrame"];
window.cancelAnimationFrame =
window[c[a] + "CancelAnimationFrame"] ||
window[c[a] + "CancelRequestAnimationFrame"];
}
if (!window.requestAnimationFrame) {
window.requestAnimationFrame = function (h,) {
var d = new Date().getTime();
var f = Math.max(0, 16 - (d - b));
var g = window.setTimeout(function () {
h(d + f);
}, f);
b = d + f;
return g;
};
}
if (!window.cancelAnimationFrame) {
window.cancelAnimationFrame = function (d) {
clearTimeout(d);
};
}
})();
/*
* Point class
*/
var Point = (function () {
function Point(x,) {
this.x = typeof x !== "undefined" ? x : 0;
this.y = typeof y !== "undefined" ? y : 0;
}
Point.prototype.clone = function () {
return new Point(this.x, this.y);
};
Point.prototype.length = function (length) {
if (typeof length == "undefined")
return Math.sqrt(this.x * this.x + this.y * this.y);
this.normalize();
this.x *= length;
this.y *= length;
return this;
};
Point.prototype.normalize = function () {
var length = this.length();
this.x /= length;
this.y /= length;
return this;
};
return Point;
})();
/*
* Particle class
*/
var Particle = (function () {
function Particle() {
this.position = new Point();
this.velocity = new Point();
this.acceleration = new Point();
this.age = 0;
}
Particle.prototype.initialize = function (x, y, dx,) {
this.position.x = x;
this.position.y = y;
this.velocity.x = dx;
this.velocity.y = dy;
this.acceleration.x = dx * settings.particles.effect;
this.acceleration.y = dy * settings.particles.effect;
this.age = 0;
};
Particle.prototype.update = function (deltaTime) {
this.position.x += this.velocity.x * deltaTime;
this.position.y += this.velocity.y * deltaTime;
this.velocity.x += this.acceleration.x * deltaTime;
this.velocity.y += this.acceleration.y * deltaTime;
this.age += deltaTime;
};
Particle.prototype.draw = function (context,) {
function ease(t) {
return --t * t * t + 1;
}
var size = image.width * ease(this.age / settings.particles.duration);
context.globalAlpha = 1 - this.age / settings.particles.duration;
context.drawImage(
image,
this.position.x - size / 2,
this.position.y - size / 2,
size,
size
);
};
return Particle;
})();
/*
* ParticlePool class
*/
var ParticlePool = (function () {
var particles,
firstActive = 0,
firstFree = 0,
duration = settings.particles.duration;
function ParticlePool(length) {
// create and populate particle pool
particles = new Array(length);
for (var i = 0; i < particles.length; i++)
particles[i] = new Particle();
}
ParticlePool.prototype.add = function (x, y, dx,) {
particles[firstFree].initialize(x, y, dx, dy);
// handle circular queue
firstFree++;
if (firstFree == particles.length) firstFree = 0;
if (firstActive == firstFree) firstActive++;
if (firstActive == particles.length) firstActive = 0;
};
ParticlePool.prototype.update = function (deltaTime) {
var i;
// update active particles
if (firstActive < firstFree) {
for (i = firstActive; i < firstFree; i++)
particles[i].update(deltaTime);
}
if (firstFree < firstActive) {
for (i = firstActive; i < particles.length; i++)
particles[i].update(deltaTime);
for (i = 0; i < firstFree; i++) particles[i].update(deltaTime);
}
// remove inactive particles
while (
particles[firstActive].age >= duration &&
firstActive != firstFree
) {
firstActive++;
if (firstActive == particles.length) firstActive = 0;
}
};
ParticlePool.prototype.draw = function (context,) {
// draw active particles
if (firstActive < firstFree) {
for (i = firstActive; i < firstFree; i++)
particles[i].draw(context, image);
}
if (firstFree < firstActive) {
for (i = firstActive; i < particles.length; i++)
particles[i].draw(context, image);
for (i = 0; i < firstFree; i++) particles[i].draw(context, image);
}
};
return ParticlePool;
})();
/*
* Putting it all together
*/
(function (canvas) {
var context = canvas.getContext("2d"),
particles = new ParticlePool(settings.particles.length),
particleRate =
settings.particles.length / settings.particles.duration, // particles/sec
time;
// get point on heart with -PI <= t <= PI
function pointOnHeart(t) {
return new Point(
160 * Math.pow(Math.sin(t), 3),
130 * Math.cos(t) -
50 * Math.cos(2 * t) -
20 * Math.cos(3 * t) -
10 * Math.cos(4 * t) +
25
);
}
// creating the particle image using a dummy canvas
var image = (function () {
var canvas = document.createElement("canvas"),
context = canvas.getContext("2d");
canvas.width = settings.particles.size;
canvas.height = settings.particles.size;
// helper function to create the path
function to(t) {
var point = pointOnHeart(t);
point.x =
settings.particles.size / 2 +
(point.x * settings.particles.size) / 350;
point.y =
settings.particles.size / 2 -
(point.y * settings.particles.size) / 350;
return point;
}
// create the path
context.beginPath();
var t = -Math.PI;
var point = to(t);
context.moveTo(point.x, point.y);
while (t < Math.PI) {
t += 0.01; // baby steps!
point = to(t);
context.lineTo(point.x, point.y);
}
context.closePath();
// create the fill
context.fillStyle = "#ea80b0";
context.fill();
// create the image
var image = new Image();
image.src = canvas.toDataURL();
return image;
})();
// render that thing!
function render() {
// next animation frame
requestAnimationFrame(render);
// update time
var newTime = new Date().getTime() / 1000,
deltaTime = newTime - (time || newTime);
time = newTime;
// clear canvas
context.clearRect(0, 0, canvas.width, canvas.height);
// create new particles
var amount = particleRate * deltaTime;
for (var i = 0; i < amount; i++) {
var pos = pointOnHeart(Math.PI - 2 * Math.PI * Math.random());
var dir = pos.clone().length(settings.particles.velocity);
particles.add(
canvas.width / 2 + pos.x,
canvas.height / 2 - pos.y,
dir.x,
-dir.y
);
}
// update and draw particles
particles.update(deltaTime);
particles.draw(context, image);
}
// handle (re-)sizing of the canvas
function onResize() {
canvas.width = canvas.clientWidth;
canvas.height = canvas.clientHeight;
}
window.onresize = onResize;
// delay rendering bootstrap
setTimeout(function () {
onResize();
render();
}, 10);
})(document.getElementById("pinkboard"));</script>
<script>var RENDERER = {
INIT_CHERRY_BLOSSOM_COUNT: 30,
MAX_ADDING_INTERVAL: 10,
init: function () {
this.setParameters();
this.reconstructMethods();
this.createCherries();
this.render();
if (
navigator.userAgent.match(
/(phone|pod|iPhone|iPod|ios|Android|Mobile|BlackBerry|IEMobile|MQQBrowser|JUC|Fennec|wOSBrowser|BrowserNG|WebOS|Symbian|Windows Phone)/i
)
) {
// var box = document.querySelectorAll(".box")[0];
// console.log(box, "移动端");
// box.style.marginTop = "65%";
}
},
setParameters: function () {
this.$container = $("#jsi-cherry-container");
this.width = this.$container.width();
this.height = this.$container.height();
this.context = $("<canvas />")
.attr({ width: this.width, height: this.height })
.appendTo(this.$container)
.get(0)
.getContext("2d");
this.cherries = [];
this.maxAddingInterval = Math.round(
(this.MAX_ADDING_INTERVAL * 1000) / this.width
);
this.addingInterval = this.maxAddingInterval;
},
reconstructMethods: function () {
this.render = this.render.bind(this);
},
createCherries: function () {
for (
var i = 0,
length = Math.round(
(this.INIT_CHERRY_BLOSSOM_COUNT * this.width) / 1000
);
i < length;
i++
) {
this.cherries.push(new CHERRY_BLOSSOM(this, true));
}
},
render: function () {
requestAnimationFrame(this.render);
this.context.clearRect(0, 0, this.width, this.height);
this.cherries.sort(function (cherry1,) {
return cherry1.z - cherry2.z;
});
for (var i = this.cherries.length - 1; i >= 0; i--) {
if (!this.cherries[i].render(this.context)) {
this.cherries.splice(i, 1);
}
}
if (--this.addingInterval == 0) {
this.addingInterval = this.maxAddingInterval;
this.cherries.push(new CHERRY_BLOSSOM(this, false));
}
},
};
var CHERRY_BLOSSOM = function (renderer,) {
this.renderer = renderer;
this.init(isRandom);
};
CHERRY_BLOSSOM.prototype = {
FOCUS_POSITION: 300,
FAR_LIMIT: 600,
MAX_RIPPLE_COUNT: 100,
RIPPLE_RADIUS: 100,
SURFACE_RATE: 0.5,
SINK_OFFSET: 20,
init: function (isRandom) {
this.x = this.getRandomValue(
-this.renderer.width,
this.renderer.width
);
this.y = isRandom
? this.getRandomValue(0, this.renderer.height)
: this.renderer.height * 1.5;
this.z = this.getRandomValue(0, this.FAR_LIMIT);
this.vx = this.getRandomValue(-2, 2);
this.vy = -2;
this.theta = this.getRandomValue(0, Math.PI * 2);
this.phi = this.getRandomValue(0, Math.PI * 2);
this.psi = 0;
this.dpsi = this.getRandomValue(Math.PI / 600, Math.PI / 300);
this.opacity = 0;
this.endTheta = false;
this.endPhi = false;
this.rippleCount = 0;
var axis = this.getAxis(),
theta =
this.theta +
(Math.ceil(
-(this.y + this.renderer.height * this.SURFACE_RATE) / this.vy
) *
Math.PI) /
500;
theta %= Math.PI * 2;
this.offsetY =
40 * (theta <= Math.PI / 2 || theta >= (Math.PI * 3) / 2 ? -1 : 1);
this.thresholdY =
this.renderer.height / 2 +
this.rend
);
},
getRandomValue: function (min,) {
return min + (max - min) * Math.random();
},
getAxis: function () {
var rate = this.FOCUS_POSITION / (this.z + this.FOCUS_POSITION),
x = this.renderer.width / 2 + this.x * rate,
y = this.renderer.height / 2 - this.y * rate;
return { rate: rate, x: x, y: y };
},
renderCherry: function (context,) {
context.beginPath();
context.moveTo(0, 40);
context.bezierCurveTo(-60, 20, -10, -60, 0, -20);
context.bezierCurveTo(10, -60, 60, 20, 0, 40);
context.fill();
for (var i = -4; i < 4; i++) {
context.beginPath();
context.moveTo(0, 40);
context.quadraticCurveTo(i * 12, 10, i * 4, -24 + Math.abs(i) * 2);
context.stroke();
}
},
render: function (context) {
var axis = this.getAxis();
if (
axis.y == this.thresholdY &&
this.rippleCount < this.MAX_RIPPLE_COUNT
) {
context.save();
context.lineWidth = 2;
context.strokeStyle =
"hsla(0, 0%, 100%, " +
(this.MAX_RIPPLE_COUNT - this.rippleCount) /
this.MAX_RIPPLE_COUNT +
")";
}
return (
this.z > -this.FOCUS_POSITION &&
this.z < this.FAR_LIMIT &&
this.x < this.renderer.width * 1.5
);
},
};
$(function () {
RENDERER.init();
});</script>
</body>
</html>
