【圣诞节特辑】爱心代码（程序员的浪漫plus+）-李峋

╰半夏微凉° 2024-04-28 07:56 8阅读 0赞

*2022年圣诞节到来啦，很高兴这次我们又能一起度过~*

> 唯有热爱，可抵岁月漫长，唯有热爱，不畏世间无常！

![208a4018e2654975807ce4a5442b4f14.png][]

### 一、前言 ###

> 前段时间《点燃我温暖你》中李峋的爱心代码超级火，看着特别心动！这不，圣诞节快到了，准备给爱心代码来个plus版本！！！充满惊喜的！！！并且很简单！！！

### 二、创意设计 ###

> 1、HTML爱心代码
> 
> 2、添加登陆页面*（必须输入正确的密码才能看到~~~///(^v^)\\\\\\~~~）*
> 
> *3、页面跳转*
> 
> *4、好看的CSS样式*

### 三、效果展示 ###

![ff7b205b84a142f994cfa70f58c46eb8.png][]

--------------------

> Plus+

![dd951f7a92894c1f86c424d7d62fc7d9.png][]

--------------------

> Plus++

![4c5de1c7f13246fca0053316e6c749cd.png][]

**包含音乐插件 背景图 自由输入添加文字** ![90a25be812b44f68a94e57847b025903.png][]

--------------------

### 四、代码实现 ###

> #### index.html ####

登陆页面

初始用户名：root

初始密码：root

可以根据需要自由更改😄

<!DOCTYPE html>
    <html lang="zh">
      <head>
        <meta charset="UTF-8" />
        <meta name="viewport" content="width=device-width, initial-scale=1.0" />
        <title>gift</title>
        <link rel="stylesheet" href="css/index.css" />
      </head>
      <body>
        <div class="htmleaf-container">
          <div class="wrapper">
            <div class="container">
              <h1 id="h"></h1>
              <form class="form">
                
                <input type="text" placeholder="请输入用户名..." id="username" />
                <input type="password" placeholder="请输入密码..." id="passwd" />
                <input
                  type="button"
                  value="登录"
                  onclick='window.open("new.html")'
                />
                <input type="reset" value="清除" />
              </form>
            </div>
    
            <ul class="bg-bubbles">
              <li></li>
              <li></li>
              <li></li>
              <li></li>
              <li></li>
              <li></li>
              <li></li>
              <li></li>
              <li></li>
              <li></li>
            </ul>
          </div>
        </div>
        <script type="text/javascript">
          let accountAll = [
            {
              // 存储账户json数据的数组
              username: vim,
              passwd: "123456",
            },
            {
              username: feiyu,
              passwd: "a123456",
            },
          ];
          function login() {
            let username = document.getElementById("username").value;
            let passwd = document.getElementById("passwd").value;
            let account = accountAll.filter(function (e) {
              return e.username == username;
            })[0]; // 筛选账号返回数组，不存在则返回空数组
            if (!account) {
              alert("用户名或密码输入错误,请认真核对");
            } else {
              if (account.username == username && account.passwd == passwd) {
                alert("登陆成功！");
                // window.location.href="b.html";
                // window.open("new.html");
              } else {
                alert("用户名或密码输入错误,请认真核对");
              }
            }
          }
        </script>
        <script src="js/jquery-3.6.0.min.js"></script>
        <script src="js/verification.js"></script>
      </body>
    </html>

--------------------

> #### new.html ####

爱心页面代码

爱心中可以添加文字哦(⊙o⊙)？

<!doctype html>
    <html>
    
    <head>
        <meta charset="utf-8">
        <title>热爱可抵万难</title>
    
        <style>
            html,
            body {
                width: 500px;
                height: 300px;
                left: 50px;
                top: 30px;
                margin: 100px 289px;
                background: #f6d8e2;
            }
    
            pp1 {
                position: absolute;
                top: 20px;
                left: 20px;
            }
    
            canvas {
                position: absolute;
                width: 1000px;
                height: 500px;
                left: 135px;
                top: 50px;
            }
        </style>
        <link href="css/default.css" type="text/css" rel="stylesheet">
        <script type="text/javascript" src="d.js"></script>
    
        <script language="javascript" type="text/javascript">
    
            // 18秒以后再跳转
            setTimeout("javascript:location.href='./index.html'", 35000);
        </script>
    
    </head>
    
    <div id="myContent"></div>
    <div id="contentToWrite" class="comments"
     style="margin-left: 26px;color: red;"></div>
    <div id="contentToWrite" class="comments"
     style="margin-left: 39px;color:#f6d8e2;"></div>
    <div id="contentToWrite" class="comments"
     style="margin-left: 30px;color: red;"></div>
    <script type="text/javascript"> writeContent(true); </script>
    </body>
    
    <body>
    
        <canvas id="pinkboard"></canvas>
    
        <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, 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 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;
            })();
    
            /*
             * 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(
                        180 * Math.pow(Math.sin(t), 3),
                        160 * 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 = '#fa759f';
                    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();
                }, 50);
            })(document.getElementById('pinkboard'));</script>
    
    </body>
    <script>
        var charIndex = -1;
        var stringLength = 0;
        var inputText;
    
        function writeContent(init) {
            if (init) {
                inputText = document.getElementById('contentToWrite').innerHTML;
            }
            if (charIndex == -1) {
                charIndex = 0;
                stringLength = inputText.length;
            }
            var initString = document.getElementById('myContent').innerHTML;
            initString = initString.replace(/<SPAN.*$/gi, "");
            var theChar = inputText.charAt(charIndex);
            var nextFourChars = inputText.substr(charIndex, 4);
            if (nextFourChars == '<BR>' || nextFourChars == '<br>') {
                theChar = '<BR>';
                charIndex += 3;
            }
            initString = initString + theChar + "<SPAN id='blink'>_</SPAN>";
            document.getElementById('myContent').innerHTML = initString;
            charIndex = charIndex / 1 + 1;
            if (charIndex % 2 == 1) {
                document.getElementById('blink').style.display = 'none';
            } else {
                document.getElementById('blink').style.display = 'inline';
            }
            if (charIndex <= stringLength) {
                setTimeout('writeContent(false)', 300);
            } else {
                blinkSpan();
            }
        }
    
        var currentStyle = 'inline';
    
        function blinkSpan() {
            if (currentStyle == 'inline') {
                currentStyle = 'none';
            } else {
                currentStyle = 'inline';
            }
            document.getElementById('blink').style.display = currentStyle;
            setTimeout('blinkSpan()', 300);
        }
    </script>
    
    </html>

--------------------

> #### index.css ####

css样式代码 主要是登陆页面部分

* {
        box-sizing: border-box;
        margin: 0;
        padding: 0;
        font-weight: 300;
    }
    
    body {
        font-family: "Microsoft YaHei";
        color: white;
        font-weight: 300;
    }
    
    body ::-webkit-input-placeholder {
        /* WebKit browsers */
        font-family: "Microsoft YaHei";
        color: white;
        font-weight: 300;
    }
    
    body :-moz-placeholder {
        /* Mozilla Firefox 4 to 18 */
        font-family: "Microsoft YaHei";
        color: white;
        opacity: 1;
        font-weight: 300;
    }
    
    body ::-moz-placeholder {
        /* Mozilla Firefox 19+ */
        font-family: "Microsoft YaHei";
        color: white;
        opacity: 1;
        font-weight: 300;
    }
    
    body :-ms-input-placeholder {
        /* Internet Explorer 10+ */
        font-family: "Microsoft YaHei";
        color: white;
        font-weight: 300;
    }
    
    .wrapper {
        background: #ee9ca7;
        background: -webkit-linear-gradient(top left, #ee9ca7 0%, #ee9ca7 100%);
        background: linear-gradient(to bottom right, #ee9ca7 0%, #ee9ca7 100%);
        background-color: rgba(255, 255, 255, 0.9);
        position: absolute;
        top: 0;
        left: 0;
        width: 100%;
        height: 100%;
        overflow: hidden;
    
    }
    
    .wrapper.form-success .container h1 {
        -webkit-transform: translateY(85px);
        -ms-transform: translateY(85px);
        transform: translateY(85px);
    }
    
    .container {
        max-width: 600px;
        margin: 0 auto;
        margin-top: 7%;
        padding: 80px 0;
        height: 400px;
        text-align: center;
    }
    
    .container h1 {
        font-size: 40px;
        -webkit-transition-duration: 1s;
        transition-duration: 1s;
        -webkit-transition-timing-function: ease-in-put;
        transition-timing-function: ease-in-put;
        font-weight: 200;
    }
    
    form {
        padding: 20px 0;
        position: relative;
        z-index: 2;
    }
    
    form input {
        -webkit-appearance: none;
        -moz-appearance: none;
        appearance: none;
        outline: 0;
        border: 1px solid rgba(255, 255, 255, 0.4);
        background-color: rgba(255, 255, 255, 0.2);
        width: 250px;
        border-radius: 3px;
        padding: 10px 15px;
        margin: 0 auto 10px auto;
        display: block;
        text-align: center;
        font-family: "Microsoft YaHei";
        font-size: 18px;
        color: white;
        -webkit-transition-duration: 0.25s;
        transition-duration: 0.25s;
        font-weight: 300;
    }
    
    form input:hover {
        background-color: rgba(255, 255, 255, 0.4);
    }
    
    form input:focus {
        background-color: white;
        width: 300px;
        color: #ee9ca7;
    }
    
    form button {
        -webkit-appearance: none;
        -moz-appearance: none;
        appearance: none;
        outline: 0;
        background-color: white;
        font-family: "Microsoft YaHei";
        border: 0;
        padding: 10px 15px;
        color: #ee9ca7;
        border-radius: 3px;
        width: 250px;
        cursor: pointer;
        font-size: 18px;
        -webkit-transition-duration: 0.25s;
        transition-duration: 0.25s;
    }
    
    form button:hover {
        background-color: #f5f7f9;
    }
    
    .bg-bubbles {
        position: absolute;
        top: 0;
        left: 0;
        width: 100%;
        height: 100%;
        z-index: 1;
    }
    
    .bg-bubbles li {
        position: absolute;
        list-style: none;
        display: block;
        width: 40px;
        height: 40px;
        background-color: rgba(255, 255, 255, 0.15);
        bottom: -160px;
        -webkit-animation: square 30s infinite;
        animation: square 30s infinite;
        -webkit-transition-timing-function: linear;
        transition-timing-function: linear;
    }
    
    .bg-bubbles li:nth-child(1) {
        left: 10%;
    }
    
    .bg-bubbles li:nth-child(2) {
        left: 20%;
        width: 80px;
        height: 80px;
        -webkit-animation-delay: 2s;
        animation-delay: 2s;
        -webkit-animation-duration: 17s;
        animation-duration: 17s;
    }
    
    .bg-bubbles li:nth-child(3) {
        left: 25%;
        -webkit-animation-delay: 4s;
        animation-delay: 4s;
    }
    
    .bg-bubbles li:nth-child(4) {
        left: 40%;
        width: 60px;
        height: 60px;
        -webkit-animation-duration: 22s;
        animation-duration: 22s;
        background-color: rgba(255, 255, 255, 0.25);
    }
    
    .bg-bubbles li:nth-child(5) {
        left: 70%;
    }
    
    .bg-bubbles li:nth-child(6) {
        left: 80%;
        width: 120px;
        height: 120px;
        -webkit-animation-delay: 3s;
        animation-delay: 3s;
        background-color: rgba(255, 255, 255, 0.2);
    }
    
    .bg-bubbles li:nth-child(7) {
        left: 32%;
        width: 160px;
        height: 160px;
        -webkit-animation-delay: 7s;
        animation-delay: 7s;
    }
    
    .bg-bubbles li:nth-child(8) {
        left: 55%;
        width: 20px;
        height: 20px;
        -webkit-animation-delay: 15s;
        animation-delay: 15s;
        -webkit-animation-duration: 40s;
        animation-duration: 40s;
    }
    
    .bg-bubbles li:nth-child(9) {
        left: 25%;
        width: 10px;
        height: 10px;
        -webkit-animation-delay: 2s;
        animation-delay: 2s;
        -webkit-animation-duration: 40s;
        animation-duration: 40s;
        background-color: rgba(255, 255, 255, 0.3);
    }
    
    .bg-bubbles li:nth-child(10) {
        left: 90%;
        width: 160px;
        height: 160px;
        -webkit-animation-delay: 11s;
        animation-delay: 11s;
    }
    
    @-webkit-keyframes square {
        0% {
            -webkit-transform: translateY(0);
            transform: translateY(0);
        }
        100% {
            -webkit-transform: translateY(-900px) rotate(600deg);
            transform: translateY(-900px) rotate(600deg);
        }
    }
    
    @keyframes square {
        0% {
            -webkit-transform: translateY(0);
            transform: translateY(0);
        }
        100% {
            -webkit-transform: translateY(-900px) rotate(600deg);
            transform: translateY(-900px) rotate(600deg);
        }
    }

--------------------

OK，上述就是代码的全部内容了，部分代码已加注释，可以根据需要自由更改🙂，祝大家圣诞快乐🎄！

我会继续更新圣诞节专题的，大家可以多评论，例如充满创意的相关内容 ヾ(•ω•\`)o

### **需要源码，可以私信我(⊙o⊙)？** ###

> 👍+✏️+⭐️+🙇

有需要源码的小伙伴可以关注下方**微信公众号**回复 关键词 **1-1225**！

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[208a4018e2654975807ce4a5442b4f14.png]: https://image.dandelioncloud.cn/pgy_files/images/2024/04/28/b2b1b871c4b74dcd85787f613587193b.png
[ff7b205b84a142f994cfa70f58c46eb8.png]: https://image.dandelioncloud.cn/pgy_files/images/2024/04/28/5a90998bc48d477eb8f8604965b5b44f.png
[dd951f7a92894c1f86c424d7d62fc7d9.png]: https://image.dandelioncloud.cn/pgy_files/images/2024/04/28/f5c62909515c47689c9290de9e1d8b59.png
[4c5de1c7f13246fca0053316e6c749cd.png]: https://image.dandelioncloud.cn/pgy_files/images/2024/04/28/6b7ded902c3b472c8c4ded241b4b019b.png
[90a25be812b44f68a94e57847b025903.png]: https://image.dandelioncloud.cn/pgy_files/images/2024/04/28/96c2c81c3fa6470e861ff4e555bcfd23.png