css: slides container display image

 

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<!doctype html>
<!--[if lte IE 9]>
<html class="ie" lang="en">
<![endif]-->
<!--[if gt IE 9]><!-->
<html lang="en">
<!--<![endif]-->
<head>
<meta charset="utf-8">
<title>geovindu: slides container display image</title>
<meta name="author" content="geovindu,Geovin Du"/>
 <link rel='stylesheet' href='css/ionicons.min.css'> 
<style>
/*https://code.ionicframework.com/ionicons/2.0.1/css/ionicons.min.css
    https://onaircode.com/html-css-responsive-slider-examples/
     
    */ 
     
$arrow: #3c376f;
$bg: #fef8f9;
 
* {
  box-sizing: border-box;
  &::before, &::after {
    box-sizing: border-box;
  }
}
 
body {
  margin: 0;
  background: $bg;
}
 
.container {
  max-width: 800px;
  margin: 0 auto;
  padding: 50px;
}
 
button {
  position: relative;
  display: inline-block;
  cursor: pointer;
  outline: none;
  border: 0;
  vertical-align: middle;
  text-decoration: none;
  background: transparent;
  padding: 20px 5px;
  color: $arrow;
  font-size: 2rem;
}
 
button span {
  position: relative;
  display: inline-block;
  transform: translateX(0);
  transition: transform 0.3s ease;
}
 
.previous:hover span {
  transform: translateX(-10px) scale(1.2);
}
 
.next:hover span {
  transform: translateX(10px) scale(1.2);
}
 
.slider-nav ul {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  justify-content: center;
}
 
.slider-nav li {
  display: flex;
  flex: 2;
  text-align: center;
}
 
img {
  max-width: 100%;
  display: none;
  box-shadow: 10px 10px 20px 0 rgba(94,47,59,0.2);
}
 
img.active {
  display: block;
  animation: fadeImg 0.8s;
}
 
.slider-nav .arrow {
  flex: 0 0 15%;
}
 
.slider-nav a {
  flex-basis: 100%;
  display: flex;
  align-items: center;
}
 
.slider-nav span {
  display: block;
  width: 100%;
}
 
@keyframes fadeImg {
  from {
    opacity: 0;
  }
 
  to {
    opacity: 1;
  }
}  
</style>
 
</head>
 
<body>
    <div class="container">
  <div class="slider">
    <img class="active" src="https://source.unsplash.com/gKk9rpyDryU">
    <img src="https://source.unsplash.com/VFGEhLznjPU">
    <img src="https://source.unsplash.com/InR-EhiO_js">
  </div>
  <nav class="slider-nav">
    <ul>
      <li class="arrow">
        <button class="previous">
          <span>
            <i class="ion-arrow-left-c"></i>
          </span>
        </button>
      </li>
      <li class="arrow">
        <button class="next">
          <span>
            <i class="ion-arrow-right-c"></i>
          </span>
        </button>
      </li>
    </ul>
  </nav>
</div>
    <script language="javascript" type="text/javascript">
    const items = document.querySelectorAll('img');
const itemCount = items.length;
const nextItem = document.querySelector('.next');
const previousItem = document.querySelector('.previous');
let count = 0;
 
function showNextItem() {
  items[count].classList.remove('active');
 
  if(count < itemCount - 1) {
    count++;
  } else {
    count = 0;
  }
 
  items[count].classList.add('active');
  console.log(count);
}
 
function showPreviousItem() {
  items[count].classList.remove('active');
 
  if(count > 0) {
    count--;
  } else {
    count = itemCount - 1;
  }
 
  items[count].classList.add('active');
  console.log(count);
}
 
function keyPress(e) {
  e = e || window.event;
   
  if (e.keyCode == '37') {
    showPreviousItem();
  } else if (e.keyCode == '39') {
    showNextItem();
  }
}
 
nextItem.addEventListener('click', showNextItem);
previousItem.addEventListener('click', showPreviousItem);
document.addEventListener('keydown', keyPress);
     
     
    </script>
</body>
</html>

　　

 

posted @   ®Geovin Du Dream Park™  阅读(26)  评论(0)  编辑  收藏  举报
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