js实现方块跟随鼠标点击拖影移动动画效果代码-html代码-BFW代码库

js实现方块跟随鼠标点击拖影移动动画效果代码

代码语言：html

所属分类：动画

代码描述：js实现方块跟随鼠标点击拖影移动动画效果代码

下面为部分代码预览，完整代码请点击下载或在bfwstudio webide中打开

<!DOCTYPE html>
<html lang="en" >

<head>
  <meta charset="UTF-8">
  

  
  
<style>
body {
  position: absolute;
  inset: 0;
  margin: 0;
  padding: 0;
  user-select: none;
  cursor: pointer;
}
.cursor {
  position: absolute;
  width: 40px;
  height: 40px;
  background-color: orangered;
  transform: translate(calc(50vw - 50%), calc(50vh - 50%));
  transition: transform 300ms linear 0s;
  pointer-events: none;
}
#instruct {
  position: absolute;
  left: 50%;
  bottom: 50%;
  transform: translate(-50%, -20px);
  font-family: sans-serif;
  color: #333;
  padding: 8px 16px;
  background-color: #dddddd;
  border-radius: 8px;
  transition: opacity 300ms linear 0s;
  user-select: none;
  opacity: 1;
}
#instruct.anim {
  opacity: 0;
}
</style>

  
</head>


  <body onclick="cursorFunc(event);">
  <div class="cursor" blurjs-ghost="8">
    <img src="" onerror="fadeMe(event);" style="display: none !important" />
  </div>
  <p id="instruct">Click anywhere to move the square.</p>

  
      <script >
      function opacityFactor(opacity, f) {
    return ((+opacity * f)).toString();
}

function getTrueOpacity(el) {
    let opacity = '1';
    let specialOpacity = '1';
    let _originalOpacity_ = el.outerHTML.match(/((?<=fadejs-data="opacity:)|(?<=fadejs-data="opacity: ))(([0-9]\d*(\.\d+)?;)|([0-9]\d*(\.\d+)?"))/gm);
    if (_originalOpacity_ && _originalOpacity_.length > 0) {
        opacity = _originalOpacity_[0].slice(0, _originalOpacity_[.........完整代码请登录后点击上方下载按钮下载查看