jQuery toggleClass example

Toggle class name on click in jQuery

by jwpg018241

HTML

<!DOCTYPE html>
<html lang="en">
 
<head>
  <meta charset="UTF-8">
  <meta name="viewport" content="width=device-width, initial-scale=1.0">
  <meta http-equiv="X-UA-Compatible" content="ie=edge">
  <title>Document</title>
  <style>
    html,
    body {
      height: 100%;
      margin: 0;
    }
 
    body {
      font-family: Monaco;
      font-size: 12px;
      color: rgba(0, 0, 0, .7);
    }
 
    svg {
      position: absolute;
      top: 0;
      left: 0;
      right: 0;
      bottom: 0;
      display: block;
      width: 100%;
      height: 100%;
    }
  </style>
</head>
 
<body>
 
  <!-- 기본 이미지 -->
  <svg xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink">
    <rect width="100%" height="100%" fill="#E7E7E8" />
    <image id="image" xmlns:xlink="http://www.w3.org/1999/xlink" xlink:href="https://www.typotheque.com/ssadmin/assets/FontImageGenerator/AaImage29.png" width="100%" height="100%" />
  </svg>
 
 
  <svg xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink">
    <defs>
      <clipPath id="myClipPath">
        <circle id="bbb" cx="50%" cy="50%" r="10%" />


        <!-- 이 circle 바깥쪽에 있는 건 클립되서 안 보임!! -->
      </clipPath>
    </defs>
    <g clip-path="url(#myClipPath)">
      <rect width="100%" height="100%" fill="#0000FF" />
      <image xmlns:xlink="http://www.w3.org/1999/xlink" xlink:href="https://textual.ai/wp-content/uploads/2020/07/textual_primary_black-1.png" width="100%" height="100%" />
    </g>
    
  </svg>
 
 
  <script>
    var svgElem = document.querySelector("svg");
    var maskedElem = document.querySelector("#bbb");
    var svgPoint = svgElem.createSVGPoint();
 
 
 
    function cursorPoint(e) {
      svgPoint.x = e.clientX;
      svgPoint.y = e.clientY;
      return svgPoint;
      // return svgPoint.matrixTransform(svgElem.getScreenCTM().inverse());
    }
 
    function update(svgCoords) {
      maskedElem.setAttribute('cx', svgCoords.x);
      maskedElem.setAttribute('cy',...