三种爱心代码html（文本文档即可实现）

LyCaN1 2024-06-23 15:03:02 阅读 81

第一种：

代码如下：

<!DOCTYPE html><html> <head> <meta charset="utf-8" /> <title>💗</title> <style> html, body { height: 100%; padding: 0; margin: 0; background: #000; } canvas { position: absolute; width: 100%; height: 100%; animation: anim 1.5s ease-in-out infinite; -webkit-animation: anim 1.5s ease-in-out infinite; -o-animation: anim 1.5s ease-in-out infinite; -moz-animation: anim 1.5s ease-in-out infinite; } #name { position: absolute; top: 50%; left: 50%; transform: translate(-50%, -50%); margin-top: -20px; font-size: 30px; color: #ea80b0; } @keyframes anim { 0% { transform: scale(0.8); } 25% { transform: scale(0.7); } 50% { transform: scale(1); } 75% { transform: scale(0.7); } 100% { transform: scale(0.8); } } @-webkit-keyframes anim { 0% { -webkit-transform: scale(0.8); } 25% { -webkit-transform: scale(0.7); } 50% { -webkit-transform: scale(1); } 75% { -webkit-transform: scale(0.7); } 100% { -webkit-transform: scale(0.8); } } @-o-keyframes anim { 0% { -o-transform: scale(0.8); } 25% { -o-transform: scale(0.7); } 50% { -o-transform: scale(1); } 75% { -o-transform: scale(0.7); } 100% { -o-transform: scale(0.8); } } @-moz-keyframes anim { 0% { -moz-transform: scale(0.8); } 25% { -moz-transform: scale(0.7); } 50% { -moz-transform: scale(1); } 75% { -moz-transform: scale(0.7); } 100% { -moz-transform: scale(0.8); } } </style> </head> <body> <canvas id="pinkboard"></canvas> <center> <div id="name" style="color: blue;" >xxx<br>I Love You</center></div> <script> var settings = { particles: { length: 500, duration: 2, velocity: 100, effect: -0.75, size: 30, }, }; (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); }; } })(); 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; })(); 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; })(); var ParticlePool = (function () { var particles, firstActive = 0, firstFree = 0, duration = settings.particles.duration; function ParticlePool(length) { particles = 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); firstFree++; if (firstFree == particles.length) firstFree = 0; if (firstActive == firstFree) firstActive++; if (firstActive == particles.length) firstActive = 0; }; ParticlePool.prototype.update = function (deltaTime) { var i; 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); } while ( particles[firstActive].age >= duration && firstActive != firstFree ) { firstActive++; if (firstActive == particles.length) firstActive = 0; } }; ParticlePool.prototype.draw = function (context, image) { 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; })(); (function (canvas) { var context = canvas.getContext("2d"), particles = new ParticlePool(settings.particles.length), particleRate = settings.particles.length / settings.particles.duration, time; 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 ); } var image = (function () { var canvas = document.createElement("canvas"), context = canvas.getContext("2d"); canvas.width = settings.particles.size; canvas.height = settings.particles.size; 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; } context.beginPath(); var t = -Math.PI; var point = to(t); context.moveTo(point.x, point.y); while (t < Math.PI) { t += 0.01; point = to(t); context.lineTo(point.x, point.y); } context.closePath(); context.fillStyle = "#ea80b0"; context.fill(); var image = new Image(); image.src = canvas.toDataURL(); return image; })(); function render() { requestAnimationFrame(render); var newTime = new Date().getTime() / 1000, deltaTime = newTime - (time || newTime); time = newTime; context.clearRect(0, 0, canvas.width, canvas.height); 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 ); } particles.update(deltaTime); particles.draw(context, image); } function onResize() { canvas.width = canvas.clientWidth; canvas.height = canvas.clientHeight; } window.onresize = onResize; setTimeout(function () { onResize(); render(); }, 10); })(document.getElementById("pinkboard")); </script> </body></html>

第二种

代码如下：

<!DOCTYPE HTML PUBLIC “-//W3C//DTD HTML 4.0 Transitional//EN”><HTML> <HEAD> <TITLE> New Document </TITLE> <META NAME=”Generator” CONTENT=”EditPlus”> <META NAME=”Author” CONTENT=””> <META NAME=”Keywords” CONTENT=””> <META NAME=”Description” CONTENT=””> <style> html, body { height: 100%; padding: 0; margin: 0; background: #000; } canvas { position: absolute; width: 100%; height: 100%; } </style></HEAD> <BODY> <canvas id="pinkboard"></canvas> <script> 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 }, }; (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) } } }()); 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; })(); 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; })(); var ParticlePool = (function () { var particles, firstActive = 0, firstFree = 0, duration = settings.particles.duration; function ParticlePool(length) { particles = 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); firstFree++; if (firstFree == particles.length) firstFree = 0; if (firstActive == firstFree) firstActive++; if (firstActive == particles.length) firstActive = 0; }; ParticlePool.prototype.update = function (deltaTime) { var i; 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); } while (particles[firstActive].age >= duration && firstActive != firstFree) { firstActive++; if (firstActive == particles.length) firstActive = 0; } }; ParticlePool.prototype.draw = function (context, image) { 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; })(); (function (canvas) { var context = canvas.getContext("2d"), particles = new ParticlePool(settings.particles.length), particleRate = settings.particles.length / settings.particles.duration, // particles/sec time; 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 ); } var image = (function () { var canvas = document.createElement("canvas"), context = canvas.getContext("2d"); canvas.width = settings.particles.size; canvas.height = settings.particles.size; 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; } 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(); context.fillStyle = "#ea80b0"; context.fill(); var image = new Image(); image.src = canvas.toDataURL(); return image; })(); function render() { requestAnimationFrame(render); var newTime = new Date().getTime() / 1000, deltaTime = newTime - (time || newTime); time = newTime; context.clearRect(0, 0, canvas.width, canvas.height); 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); } particles.update(deltaTime); particles.draw(context, image); } function onResize() { canvas.width = canvas.clientWidth; canvas.height = canvas.clientHeight; } window.onresize = onResize; setTimeout(function () { onResize(); render(); }, 10); })(document.getElementById("pinkboard")); </script></BODY> </HTML>

第三种

代码如下：

<!DOCTYPE html><html lang="en"><head> <meta charset="UTF-8"> <meta http-equiv="X-UA-Compatible" content="IE=edge"> <meta name="viewport" content="width=device-width, initial-scale=1.0"> <title>爱心跳动效果</title> <style> * { margin: 0; padding: 0; } .loveBox { display: flex; justify-content: center; align-items: center; height: 100vh; background-color: rgb(36, 40, 66); } .loveLine { height: 200px; } .loveLine li { float: left; list-style: none; width: 20px; height: 20px; border-radius: 10px; margin-right: 10px; } .loveLine li:nth-child(1) { background-color: red; animation: jump1 3s infinite; } .loveLine li:nth-child(2) { background-color: rgb(238, 118, 5); animation: jump2 3s 0.2s infinite; } .loveLine li:nth-child(3) { background-color: rgb(106, 10, 233); animation: jump3 3s 0.4s infinite; } .loveLine li:nth-child(4) { background-color: darkmagenta; animation: jump4 3s 0.6s infinite; } .loveLine li:nth-child(5) { background-color: rgb(245, 11, 147); animation: jump5 3s 0.8s infinite; } .loveLine li:nth-child(6) { background-color: rgb(32, 9, 231); animation: jump4 3s 1.0s infinite; } .loveLine li:nth-child(7) { background-color: rgb(36, 170, 81); animation: jump3 3s 1.2s infinite; } .loveLine li:nth-child(8) { background-color: #f62e74; animation: jump2 3s 1.4s infinite; } .loveLine li:nth-child(9) { background-color: red; animation: jump1 3s 1.6s infinite; } @keyframes jump1 { 30%, 50% { height: 60px; transform: translateY(-30px); } 70%, 100% { height: 20px; transform: translateY(0px); } } @keyframes jump2 { 30%, 50% { height: 120px; transform: translateY(-60px); } 70%, 100% { height: 20px; transform: translateY(0px); } } @keyframes jump3 { 30%, 50% { height: 160px; transform: translateY(-75px); } 70%, 100% { height: 20px; transform: translateY(0px); } } @keyframes jump4 { 30%, 50% { height: 180px; transform: translateY(-60px); } 70%, 100% { height: 20px; transform: translateY(0px); } } @keyframes jump5 { 30%, 50% { height: 200px; transform: translateY(-45px); } 70%, 100% { height: 20px; transform: translateY(0px); } } </style></head><body> <div class="loveBox"> <ul class="loveLine"> <li></li> <li></li> <li></li> <li></li> <li></li> <li></li> <li></li> <li></li> <li></li> </ul> </div></body></html>

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