js滚动网页改变对角线倾斜效果代码

使用方法

var handleScroll = function() {
  // Get the height of the hero section
  var heroHeight = document.querySelector('#hero').offsetHeight;
  var diagonal = document.querySelector('.hero-diagonal polygon');
  // Calculate the skew value
  var skew = (window.scrollY / heroHeight) * 100;
  // Assign the skew value to the polygon points attr
  // The value needs to be set as an array
  diagonal.setAttribute('points', [0,100, 100, skew, 100,100]);
}
window.addEventListener("scroll", handleScroll);