首页 前端知识 HTML5七夕情人节表白网页制作【canvas爱心绘制相册】HTML CSS JavaScript

HTML5七夕情人节表白网页制作【canvas爱心绘制相册】HTML CSS JavaScript

2024-03-31 10:03:07 前端知识 前端哥 554 944 我要收藏

这是程序员表白系列中的100款网站表白之一,旨在让任何人都能使用并创建自己的表白网站给心爱的人看。 此波共有100个表白网站,可以任意修改和使用,很多人会希望向心爱的男孩女孩告白,生性腼腆的人即使那个TA站在眼前都不敢向前表白。说不出口的话就用短视频告诉TA吧~制作一个表白网页告诉TA你的心意,演示如下。

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文章目录

  • 一、网页介绍
  • 一、网页效果
  • 二、代码展示
    • 1.HTML代码
    • 2.CSS代码
  • 三、精彩专栏

一、网页介绍

1 网页简介:基于 HTML+CSS+JavaScript 制作七夕情人节表白网页、生日祝福、七夕告白、 求婚、浪漫爱情3D相册、炫酷代码 ,快来制作一款高端的表白网页送(他/她)浪漫的告白,制作修改简单,可自行更换背景音乐,文字和图片即可使用

2.网页编辑: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)。


一、网页效果

在这里插入图片描述
在这里插入图片描述

二、代码展示

1.HTML代码

代码如下(示例):以下仅展示部分代码供参考~

<!--
 * @Author: your name
 * @Date: 2021-03-12 09:05:12
 * @LastEditTime: 2021-03-12 09:28:38
 * @LastEditors: Please set LastEditors
 * @Description: In User Settings Edit
 * @FilePath: \canvas绘制爱心❤\index.html
-->
<!DOCTYPE html>
<html>
  <head>
    <title></title>
  </head>

  <body>
    <img class="img" src="./123.png" alt="" />
    <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"];
        }
 
            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(
            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
            );
          }

        // delay rendering bootstrap
        setTimeout(function () {
          onResize();
          render();
        }, 10);
      })(document.getElementById("pinkboard"));
    </script>
  </body>
</html>




2.CSS代码


  <style>
    * {
      padding: 0;
      margin: 0;
    }
    html,
    body {
      height: 100%;
      padding: 0;
      margin: 0;
      background: #000;
    }
    canvas {
      position: absolute;
      width: 100%;
      height: 100%;
    }
    .aa {
      position: fixed;
      left: 50%;
      bottom: 10px;
      color: #ccc;
    }
    .img {
      position: absolute;
      left: 50%;
      top: 50%;
      transform: translate(-50%, -50%);
      width: 440px;
      height: 430px;
    }
  </style>


三、精彩专栏

看到这里了就 【点赞,好评,收藏】 三连 支持下吧,你的支持是我创作的动力。—— `

以上内容技术相关问题💌欢迎一起交流学习👇🏻👇🏻👇🏻🔥

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