最近很火的跳动爱心代码HTML实现可DIY
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QQ录屏20221108115545
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阿里云盘 DIY版----提取码: f30q
使用说明
主体代码来源于网络,让我们为原作者点赞?我用css3的animate和@keyframes帧动画加了一个跳动效果 .heart { animation: heart 1s infinite ease-in-out;}@keyframes heart { 0%, 100% { transform: rotate(-2deg) scale(1); } 50% { transform: rotate(2deg) scale(1.12); }}context.fillStyle = "#dc4b61";//自定义爱心颜色var settings = { particles: { length: 520, // 爱心数量 duration: 5, // 数值变大向内收缩 velocity: 100, // 移动速度 effect: 0.75, //正值外发散 size: 60, // 大小 }}input { font-size: 1.375rem; color: #ff437b;/*这里修改文字颜色*/ text-align: center; background: none;}<div class="text_box"> <input type="text" id="text" placeholder="送给你的那个[Ta]️"> <button id="btn" onclick="fn()">❤️</button></div><script> function fn() { var a1 = document.querySelector('#text'); var btn = document.querySelector('#btn'); a1.style.border = 'none'; btn.parentNode.removeChild(btn);//点击爱心后移除元素 }</script>源代码部分
<!DOCTYPE html><html lang="zh"><head><meta charset="UTF-8"><meta http-equiv="X-UA-Compatible" content="IE=edge"><title>DIY跳动爱心</title><style>* {padding: 0;margin: 0;}body {height: 600px;padding: 0;margin: 0;background: #000;display: flex;justify-content: center;align-items: center;}.container {width: 500px;height: 500px;position: relative;}canvas {z-index: 99;position: absolute;width: 500px;height: 500px;}.text_box {text-align: center;position: absolute;font-size: 1.125rem;top: 36%;left: 22%;color: #ff437b;z-index: 100;}input {font-size: 1.375rem;color: #ff437b;text-align: center;background: none;}button {font-size: 1.375rem;border: none;border-radius: 4px;}input::input-placeholder {color: #dc4b61;}input::-webkit-input-placeholder {color: #dc4b61;}.heart {animation: heart 1s infinite ease-in-out;}@keyframes heart {0%,100% {transform: rotate(-2deg) scale(1);}50% {transform: rotate(2deg) scale(1.12);}}</style></head><body><div id="jsi-cherry-container" class="container "><!-- 爱心 --><canvas id="pinkboard" class="container heart"> </canvas><!-- 输入你需要的文字 --><div class="text_box"><input type="text" id="text" placeholder="送给你的那个[Ta]️"><button id="btn" onclick="fn()">❤️</button></div></div></body><script src="https://apps.bdimg.com/libs/jquery/2.1.4/jquery.min.js"></script><script>function fn() {var a1 = document.querySelector('#text');var btn = document.querySelector('#btn');a1.style.border = 'none';btn.parentNode.removeChild(btn);console.log("点关注不迷路!");}</script><script>/* * Settings */var settings = {particles: {length: 500, // maximum amount of particlesduration: 2, // particle duration in secvelocity: 100, // particle velocity in pixels/seceffect: -0.75, // play with this for a nice effectsize: 30, // particle size in pixels},};(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, e) {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, y) {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, dy) {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, image) {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 poolparticles = new Array(length);for (var i = 0; i < particles.length; i++)particles[i] = new Particle();}ParticlePool.prototype.add = function(x, y, dx, dy) {particles[firstFree].initialize(x, y, dx, dy);// handle circular queuefirstFree++;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 particlesif (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 particleswhile (particles[firstActive].age >= duration &&firstActive != firstFree) {firstActive++;if (firstActive == particles.length) firstActive = 0;}};ParticlePool.prototype.draw = function(context, image) {// draw active particlesif (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/sectime;// get point on heart with -PI <= t <= PIfunction 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 canvasvar 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 pathfunction 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 pathcontext.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 fillcontext.fillStyle = "#dc4b61";context.fill();// create the imagevar image = new Image();image.src = canvas.toDataURL();return image;})();// render that thing!function render() {// next animation framerequestAnimationFrame(render);// update timevar newTime = new Date().getTime() / 1000,deltaTime = newTime - (time || newTime);time = newTime;// clear canvascontext.clearRect(0, 0, canvas.width, canvas.height);// create new particlesvar 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 particlesparticles.update(deltaTime);particles.draw(context, image);}// handle (re-)sizing of the canvasfunction onResize() {canvas.width = canvas.clientWidth;canvas.height = canvas.clientHeight;}window.onresize = onResize;// delay rendering bootstrapsetTimeout(function() {onResize();render();}, 10);})(document.getElementById("pinkboard"));</script></html>分享结束,快去试试吧???