首页 前端知识 HTML5七夕情人节表白网页制作【生日快乐粒子烟花】HTML CSS JavaScript 生日祝福网页代码

HTML5七夕情人节表白网页制作【生日快乐粒子烟花】HTML CSS JavaScript 生日祝福网页代码

2024-05-19 09:05:54 前端知识 前端哥 300 261 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
  • 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

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~

<!DOCTYPE html>
<html>
  <head>
    <meta charset="UTF-8" />
    <title></title>
  </head>
  <style type="text/css">
    body,
    html {
      margin: 0;
      width: 100%;
      overflow: hidden;
      background: #000000;
    }

    canvas {
      position: absolute;
      width: 100%;
    }

    .control {
      position: absolute;
    }

    .control input {
      border: 0;
      margin: 0;
      padding: 15px;
      outline: none;
      text-align: center;
    }

    .control button {
      border: 0;
      margin: 0;
      padding: 15px;
      outline: none;
      background: #333;
      color: #fff;
    }

    .control button:focus,
    .control button:hover {
      background: #222;
    }
  </style>
  <script
    src="js/jquery.min.js"
    type="text/javascript"
    charset="utf-8"
  ></script>

  <body>
    <div class="control" style="position: absolute"></div>
  </body>
  <script type="text/javascript">
    var can = document.createElement("canvas");
    document.body.appendChild(can);
    var ctx = can.getContext("2d");
    var Fireworks = function () {
      var self = this;
      var rand = function (rMi, rMa) {
        return ~~(Math.random() * (rMa - rMi + 1) + rMi);
      };
      var hitTest = function (x1, y1, w1, h1, x2, y2, w2, h2) {
        return !(x1 + w1 < x2 || x2 + w2 < x1 || y1 + h1 < y2 || y2 + h2 < y1);
      };
      self.init = function () {
        self.canvas = document.createElement("canvas");
        self.canvas.width = self.cw = $(window).innerWidth();
        self.canvas.height = self.ch = $(window).innerHeight();
        self.particles = [];
        self.partCount = 150;
        self.fireworks = [];
        self.mx = self.cw / 2;
        self.my = self.ch / 2;
        self.currentHue = 30;
        self.partSpeed = 5;
        self.partSpeedVariance = 10;
        self.partWind = 50;
        self.partFriction = 5;
        self.partGravity = 1;
        self.hueMin = 0;
        self.hueMax = 360;
        self.fworkSpeed = 4;
        self.fworkAccel = 10;
        self.hueVariance = 30;
        self.flickerDensity = 25;
        self.showShockwave = true;
        self.showTarget = false;
        self.clearAlpha = 25;
        $(document.body).append(self.canvas);
        self.ctx = self.canvas.getContext("2d");
        self.ctx.lineCap = "round";
        self.ctx.lineJoin = "round";
        self.lineWidth = 1;
        self.bindEvents();
        self.canvasLoop();
        self.canvas.onselectstart = function () {
          return false;
        };
      };
      self.createFireworks = function (startX, startY, targetX, targetY) {
        var newFirework = {
          x: startX,
          y: startY,
          startX: startX,
          startY: startY,
          hitX: false,
          hitY: false,
          coordLast: [
            { x: startX, y: startY },
            { x: startX, y: startY },
            { x: startX, y: startY },
          ],
          targetX: targetX,
          targetY: targetY,
          speed: self.fworkSpeed,
          angle: Math.atan2(targetY - startY, targetX - startX),
          shockwaveAngle:
            Math.atan2(targetY - startY, targetX - startX) +
            90 * (Math.PI / 180),
          acceleration: self.fworkAccel / 100,
          hue: self.currentHue,
          brightness: rand(50, 80),
          alpha: rand(50, 100) / 100,
          lineWidth: self.lineWidth,
        };
        self.fireworks.push(newFirework);
      };
      self.canvasLoop = function () {
        window.requestAnimationFrame(self.canvasLoop, self.canvas);
        self.ctx.globalCompositeOperation = "destination-out";
        self.ctx.fillStyle = "rgba(0,0,0," + self.clearAlpha / 100 + ")";
        self.ctx.fillRect(0, 0, self.cw, self.ch);
        self.updateFireworks();
        self.updateParticles();
        self.drawFireworks();
        self.drawParticles();
      };
      self.drawParticles = function () {
        var i = self.particles.length;
        while (i--) {
          var p = self.particles[i];
          var coordRand = rand(1, 3) - 1;
          self.ctx.beginPath();
          self.ctx.moveTo(
            Math.round(p.coordLast[coordRand].x),
            Math.round(p.coordLast[coordRand].y)
          );
          self.ctx.lineTo(Math.round(p.x), Math.round(p.y));
          self.ctx.closePath();
          self.ctx.strokeStyle =
            "hsla(" + p.hue + ", 100%, " + p.brightness + "%, " + p.alpha + ")";
          
          self.ctx.beginPath();
          self.ctx.moveTo(
            Math.round(f.coordLast[coordRand].x),
            Math.round(f.coordLast[coordRand].y)
          );
          self.ctx.lineTo(Math.round(f.x), Math.round(f.y));
          self.ctx.closePath();
          self.ctx.strokeStyle =
            "hsla(" + f.hue + ", 100%, " + f.brightness + "%, " + f.alpha + ")";
          self.ctx.stroke();
          if (self.showTarget) {
            self.ctx.save();
            self.ctx.beginPath();
            self.ctx.arc(
              Math.round(f.targetX),
              Math.round(f.targetY),
              rand(1, 8),
              0,
              Math.PI * 2,
              false
            );
            self.ctx.closePath();
            self.ctx.lineWidth = 1;
            self.ctx.stroke();
            self.ctx.restore();
          }
          if (self.showShockwave) {
            self.ctx.save();
            self.ctx.translate(Math.round(f.x), Math.round(f.y));
            self.ctx.rotate(f.shockwaveAngle);
            self.ctx.beginPath();
            self.ctx.arc(0, 0, 1 * (f.speed / 5), 0, Math.PI, true);
            self.ctx.strokeStyle =
              "hsla(" +
              f.hue +
              ", 100%, " +
              f.brightness +
              "%, " +
              rand(25, 60) / 100 +
              ")";
            self.ctx.lineWidth = f.lineWidth;
            self.ctx.stroke();
            self.ctx.restore();
          }
        }
      };
      self.updateFireworks = function () {
        var i = self.fireworks.length;
        while (i--) {
          var f = self.fireworks[i];
          self.ctx.lineWidth = f.lineWidth;
          (vx = Math.cos(f.angle) * f.speed),
            (vy = Math.sin(f.angle) * f.speed);
          f.speed *= 1 + f.acceleration;
          f.coordLast[2].x = f.coordLast[1].x;
          f.coordLast[2].y = f.coordLast[1].y;
          f.coordLast[1].x = f.coordLast[0].x;
          f.coordLast[1].y = f.coordLast[0].y;
          f.coordLast[0].x = f.x;
          f.coordLast[0].y = f.y;
          if (f.startX >= f.targetX) {
            if (f.x + vx <= f.targetX) {
              f.x = f.targetX;
              f.hitX = true;
            } else {
              f.x += vx;
            }
          } else {
            if (f.x + vx >= f.targetX) {
              f.x = f.targetX;
              f.hitX = true;
            } else {
              f.x += vx;
            }
          }
          if (f.startY >= f.targetY) {
            if (f.y + vy <= f.targetY) {
              f.y = f.targetY;
              f.hitY = true;
            } else {
              f.y += vy;
            }
          } else {
            if (f.y + vy >= f.targetY) {
              f.y = f.targetY;
              f.hitY = true;
            } else {
              f.y += vy;
            }
          }
          if (f.hitX && f.hitY) {
            self.createParticles(f.targetX, f.targetY, f.hue);
            self.fireworks.splice(i, 1);
          }
        }
      };
      self.createParticles = function (x, y, hue) {
        var countdown = self.partCount;
        while (countdown--) {
          var newParticle = {
            x: x,
            y: y,
            coordLast: [
              { x: x, y: y },
              { x: x, y: y },
              { x: x, y: y },
            ],
            angle: rand(0, 360),
            speed: rand(
              self.partSpeed - self.partSpeedVariance <= 0
                ? 1
                : self.partSpeed - self.partSpeedVariance,
              self.partSpeed + self.partSpeedVariance
            ),
            friction: 1 - self.partFriction / 100,
            gravity: self.partGravity / 2,
            hue: rand(hue - self.hueVariance, hue + self.hueVariance),
            brightness: rand(50, 80),
            alpha: rand(40, 100) / 100,
            decay: rand(10, 50) / 1000,
            wind: (rand(0, self.partWind) - self.partWind / 2) / 25,
            lineWidth: self.lineWidth,
          };
          self.particles.push(newParticle);
        }
      };
      self.updateParticles = function () {
        var i = self.particles.length;
        while (i--) {
          var p = self.particles[i];
          var radians = (p.angle * Math.PI) / 180;
          var vx = Math.cos(radians) * p.speed;
          var vy = Math.sin(radians) * p.speed;
          p.speed *= p.friction;
          p.coordLast[2].x = p.coordLast[1].x;
          p.coordLast[2].y = p.coordLast[1].y;
          p.coordLast[1].x = p.coordLast[0].x;
          p.coordLast[1].y = p.coordLast[0].y;
          p.coordLast[0].x = p.x;
          p.coordLast[0].y = p.y;
          p.x += vx;
          p.y += vy;
          p.y += p.gravity;
          p.angle += p.wind;
          p.alpha -= p.decay;
          if (
            !hitTest(
              0,
              0,
              self.cw,
              self.ch,
              p.x - p.radius,
              p.y - p.radius,
              p.radius * 2,
              p.radius * 2
            ) ||
            p.alpha < 0.05
          ) {
            self.particles.splice(i, 1);
          }
        }
      };
      self.bindEvents = function () {
        $(self.canvas).on("mousedown", function (e) {
          self.mx = e.pageX - self.canvas.offsetLeft;
          self.my = e.pageY - self.canvas.offsetTop;
          self.currentHue = rand(self.hueMin, self.hueMax);
          self.createFireworks(self.cw / 2, self.ch, self.mx, self.my);
        });
        $(self.canvas).on("mouseup", function (e) {
          $(self.canvas).off("mousemove.fireworks");
        });
      };
      self.init();
    };

    function resize() {
      can.width = window.innerWidth;
      can.height = window.innerHeight;
    }
    const max_radius = 3;
    const min_radius = 1;
    //粒子大小
    const drag = 50;
    window.onresize = function () {
      resize();
    };

    function cfill() {
      ctx.fillStyle = "#000";
      ctx.fillRect(0, 0, can.width, can.height);
      ctx.fill();
    }
    resize();
    cfill();
    class Particle {
      constructor(pos, target, vel, color, radius) {
        this.pos = pos;
        this.target = target;
        this.vel = vel;
        this.color = color;
        this.radius = radius;
        this.direction = 0;
      }
      set(type, value) {
        this[type] = value;
      }

      update() {
        this.radius = 2;
        this.vel.x = (this.pos.x - this.target.x) / drag;
        this.vel.y = (this.pos.y - this.target.y) / drag;
        this.pos.x -= this.vel.x;
        this.pos.y -= this.vel.y;
      }
      draw() {
        ctx.beginPath();
        ctx.fillStyle = this.color;
        ctx.arc(this.pos.x, this.pos.y, this.radius, 0, Math.PI * 2);
        ctx.fill();
      }
    }
    var particles = [];
    var colors = ["#bf1337", "#f3f1f3", "#084c8d", "#f2d108", "#efd282"];
    var bool = true;
    var current = 0,
      i;

    function changeText(text) {
      var current = 0,
        temp,
        radius,
        color;
      ctx.fillStyle = "#fff";
      ctx.font = "160px 楷体";
      ctx.fillText(
        text,
        can.width * 0.5 - ctx.measureText(text).width * 0.5,
        can.height * 0.5 + 60
      );
      var data = ctx.getImageData(0, 0, can.width, can.height).data;
      cfill();
      for (i = 0; i < data.length; i += 12) {
        if (data[i] !== 0 && Math.random() * 10 >= 8.8) {
          radius = max_radius - Math.random() * min_radius;
          temp = { x: (i / 4) % can.width, y: i / 4 / can.width };
          color = colors[0];
          var p = new Particle(
            temp,
            { x: (i / 4) % can.width, y: i / 4 / can.width },
            { x: 0, y: 0 },
            color,
            radius
          );
          particles.push(p);
          ++current;
        }
      }
      particles.splice(current, particles.length - current);
    }

    function draw(obj) {
      ctx.beginPath();
      ctx.arc(obj.target.x, obj.target.y, obj.radius, 0, 2 * Math.PI);
      ctx.fillStyle = obj.color;
      ctx.fill();
    }
    changeText("❤宝贝生日快乐!");
    var t = 0;
    var id;
    var fworks = new Fireworks();

    function init() {
      id = window.requestAnimationFrame(init);
      if (t >= particles.length - 1) {
        window.cancelAnimationFrame(id);
      }
      draw(particles[t]);
      t++;
      var rand = function (rMi, rMa) {
        return ~~(Math.random() * (rMa - rMi + 1) + rMi);
      };
      if (t % 5 == 0) {
        fworks.currentHue = rand(0, 360);
        fworks.createFireworks(
          $(window).innerWidth() / 2,
          $(window).innerHeight(),
          particles[t].pos.x,
          particles[t].pos.y
        );
      }
    }
    init();
  </script>
</html>




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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