基于HTML/CSS/JS的动态元素周期表

Nov 24 2021

基于HTML/CSS/JS的动态元素周期表

阿里云代理

分类：linux图文教程阅读次数

已被围观 570 次

效果

演示地址

https://wanghao221.github.io/game/yuansuzhouqibiao/

（打不开的话刷新一下试试）

代码展示

HTML

<!DOCTYPE html> <html>  <head>  <meta charset="utf-8">  <title>Wanghao | 元素周期表</title>  <link rel="stylesheet" href="css/style.css">   </head>  <body>  <div id="container"></div>  </body>  <script src="https://cdnjs.cloudflare.com/ajax/libs/d3/6.3.1/d3.min.js"></script>  <script src="js/script.js"></script> </html>

CSS

@import url("https://fonts.googleapis.com/css2?family=Merriweather:wght@700&display=swap"); body {  margin: 0;  justify-content: center;  display: flex;  background: #222831; }  #container {  width: 95vw;  height: 55vw;  background: #262c35;  margin-top: 5vw;  position: relative;  border-radius: 5px;  margin-bottom: 5vw; }  .element-name {  position: absolute;  left: 50%;  top: 40%;  transform: translate(-50%, -50%);  font-size: 1.5vw;  font-family: "Merriweather", serif;  font-weight: 700; } .element-number {  position: absolute;  left: 50%;  top: 15%;  transform: translate(-50%, -50%);  font-size: 0.6vw; }  .legend {  position: absolute;  left: 50%;  top: 50%;  transform: translate(-50%, -50%);  font-size: 0.8vw;  font-family: "Merriweather", serif;  font-weight: 700; }  .svg {  width: 100%;  height: 100%; }

let elements; const { PI, sin, cos, random } = Math; const TAU = 2 * PI; const range = (n, m = 0) =>  Array(n)  .fill(m)  .map((i, j) => i + j); const map = (value, sMin, sMax, dMin, dMax) => {  return dMin + ((value - sMin) / (sMax - sMin)) * (dMax - dMin); }; const polar = (ang, r = 1, [x = 0, y = 0] = []) => [  x + r * cos(ang),  y + r * sin(ang) ]; const container = d3.select("#container");  const setStyle = (el, attrs) =>  Object.entries(attrs).reduce((acc, [key, val]) => acc.style(key, val), el); const setAttrs = (el, attrs) =>  Object.entries(attrs).reduce((acc, [key, val]) => acc.attr(key, val), el);  const clipCords = range(6).map((i) => {  const ang = map(i, 0, 6, 0, TAU);  return polar(ang + PI / 2, 50); }); const clipPathD = `M${[...clipCords, clipCords[0]]  .map(([x, y]) => `L${x},${y}`)  .join("")  .slice(1)}`;  const svgRoot = container.append("svg"); setAttrs(svgRoot, { width: "0px", height: "0px" }); const defs = svgRoot.append("defs"); const clipPath = defs.append("clipPath"); setAttrs(clipPath, { id: "clipPath" }); const clipPathPath = clipPath.append("path"); setAttrs(clipPathPath, { d: clipPathD });  class Atom {  constructor(parent, color) {  this.element = parent.append("circle");  setAttrs(this.element, { cx: 0, cy: 0, r: 4, fill: `${color}88` });   this.seed1 = random() * TAU;  this.seed2 = random() * TAU;  }   updatePosition(t) {  const cx = 25 * sin(this.seed1 + t);  const cy = 25 * sin(this.seed2 + t);  setAttrs(this.element, { cx, cy });  } }  class Element {  constructor(x, y, name, number, phase, color) {  this.root = container.append("div");  setStyle(this.root, {  width: "5vw",  height: "5vw",  transform: `translate(${x}vw, ${y}vw)`,  position: "absolute"  });   this.phase = phase;   this.svg = this.root.append("svg");  setAttrs(this.svg, { viewBox: "0 0 100 100", class: "svg" });  this.group = this.svg.append("g");  setAttrs(this.group, { transform: "translate(50,50)" });   this.border = this.group.append("path");  setAttrs(this.border, { d: clipPathD, fill: "none", stroke: `${color}88` });   if (phase === "Solid") {  this.solid = this.group.append("rect");  setAttrs(this.solid, {  x: -50,  y: 18,  width: 100,  height: 60,  fill: `${color}88`,  style: "clip-path: url(#clipPath)"  });  }   if (phase === "Liquid") {  this.liquidPathA = this.group.append("path");  setAttrs(this.liquidPathA, {  d: "",  fill: `${color}88`,  style: "clip-path: url(#clipPath)"  });  this.liquidPathB = this.group.append("path");  setAttrs(this.liquidPathB, {  d: "",  fill: `${color}44`,  style: "clip-path: url(#clipPath)"  });  }   if (phase === "Gas") {  this.atoms = range(5).map(() => new Atom(this.group, color));  }   this.name = this.root.append("div").text(name);  setAttrs(this.name, { class: "element-name" });  setStyle(this.name, { color: `${color}88` });  this.number = this.root.append("div").text(number);  setAttrs(this.number, { class: "element-number" });  setStyle(this.number, { color: `${color}88` });  }   update(t, path1, path2) {  if (this.phase === "Liquid") {  this.updateLiquid(path1, path2);  }  if (this.phase === "Gas") {  this.updateAtoms(t);  }  }   updateLiquid(path1, path2) {  setAttrs(this.liquidPathA, { d: path1 });  setAttrs(this.liquidPathB, { d: path2 });  }   updateAtoms(t) {  this.atoms.forEach((atom) => {  atom.updatePosition(t);  });  } }  const categoryColors = {  "diatomic nonmetal": "#3d7ea6",  "noble gas": "#bc6ff1",  "alkali metal": "#f05454",  "alkaline earth metal": "#ffa36c",  metalloid: "#64958f",  "polyatomic nonmetal": "#8d93ab",  "post-transition metal": "#c0e218",  "transition metal": "#fcf876",  lanthanide: "#949cdf",  actinide: "#16697a" };  function createElements(data) {  elements = data.map((element, index) => {  const category = element.category;  const name = element.symbol;  const number = element.number;  const phase = element.phase;  const ix = element.xpos;  const iy = element.ypos;  const x = ix * 4.8 + ((iy + 1) % 2) * 2.5 - 2;  const y = iy * 4.5 - 4;  const color = categoryColors[category] || "#93abd3";   return new Element(x, y, name, number, phase, color);  }); }  let step = 0;  function animate() {  step = (step + 1) % 100;  const t = map(step, 0, 100, 0, TAU);   const curve1 = range(10)  .map((i) => {  const ang = map(i, 0, 10, 0, TAU);  const x = map(i, 0, 10, -50, 50);  const y = 10 + 4 * sin(ang + t);  return `L${x},${y}`;  })  .join("");   const curve2 = range(10)  .map((i) => {  const ang = map(i, 0, 10, 0, TAU);  const x = map(i, 0, 10, -50, 50);  const y = 10 + 6 * sin(ang + t + PI);  return `L${x},${y}`;  })  .join("");   const path1 = `M50,10L50,50L-50,50L-50,10${curve1}`;  const path2 = `M50,10L50,50L-50,50L-50,10${curve2}`;   elements.forEach((element) => {  element.update(t, path1, path2);  });   requestAnimationFrame(animate); }  fetch("https://assets.codepen.io/3685267/periodic-table-data.json")  .then((response) => response.json())  .then((data) => {  createElements(data.elements);  animate();  });