李珣同款爱心特效代码，加DIY教程，快拿去送给你喜欢的那个ta吧。

bug菌

发布于 2023-05-27 16:05:37

4220

发布于 2023-05-27 16:05:37

文章被收录于专栏：《项目实战教学》《项目实战教学》

👨‍🎓 作者：bug菌 🚫特别声明：原创不易，转载请附上原文出处链接和本文声明，谢谢配合。 🙏版权声明：文章里可能部分文字或者图片来源于互联网或者百度百科，如有侵权请联系bug菌处理。

一、前言🔥

如上便是李珣同款爱心，代码都帮大家准备好了，接着往下看！

若你中意的那个ta想拥有与全网不一样的爱心，比如如下，DIY文字版特效爱心，代码也帮你们准备好了，你只需要修改文字部分内容即可！不懂代码的也没关系，我会手把手教学，让你就算看不懂代码也能学会自定义文字！真的超级简单。代码教程我都放在下方了。

李珣同款爱心特效代码，加DIY教程，快拿去送给你喜欢的那个ta吧。_程序员浪漫_02

二、源代码🔥

如下附上该特效核心代码，请查阅，若有完全免动手不想费力的小伙伴，可以去我的公号【猿圈奇妙屋】拿，直接回复【爱心】，即可拿到可直接运行的爱心动画文件(文件直接现成的哦！)，心动不如行动。

李珣同款爱心特效代码，加DIY教程，快拿去送给你喜欢的那个ta吧。_程序员浪漫_03

回复后你点击链接再输入提取码，即可拿到一个[heart.zip]的压缩包，你们只需要下载到本地并解压即可，具体解压后得到的文件如下:

李珣同款爱心特效代码，加DIY教程，快拿去送给你喜欢的那个ta吧。_李珣同款爱心特效代码_04

文件可直接通过浏览器打开即可实现播放。若要修改自定义文字，你可以通过选择打开方式【记事本】选中[DIY-heart.html]文件，然后找到第36行，具体请看如下截图：

李珣同款爱心特效代码，加DIY教程，快拿去送给你喜欢的那个ta吧。_程序员浪漫_05

将如下文字，修改成你想要的文字即可！比如如上我设置的就是"致我最爱的崽崽！"展示效果也就如下所示，字跟爱心跳动同频哦。

李珣同款爱心特效代码，加DIY教程，快拿去送给你喜欢的那个ta吧。_跳动爱心_06

ok，教学我都基本说完了，如下贴出火爆全网同款的爱心源码，你们只需要将如下全代码复制粘贴保存到一个[xxx.txt]记事本中，然后将[.txt]格式改成[.html]后缀，最后通过浏览器打开即可播放。

源码如下：

<html>
<head>
    <meta charset="utf-8">
    <title>Love-Heart</title>
    <link rel="shortcut icon" href="http://zhouql.vip/images/心.png" type="image/x-icon">
    <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, 
                duration: 2, 
                velocity: 100, 
                effect: -0.75, 
                size: 32, 
            },
        };
        (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) {
                // 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, dy) {
                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, image) {
                // 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;
        })();
        (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>
</body>

</html>