fade animate final

https://www.w3schools.com/howto/tryit.asp?filename=tryhow_js_slideshow

by synz izynz

HTML

<script src="https://cdnjs.cloudflare.com/ajax/libs/jquery/3.3.1/jquery.min.js"></script>
<!DOCTYPE html>
<html>

  <head>
    <meta name="viewport" content="width=device-width, initial-scale=1">
    <style>


    </style>
  </head>

  <body>

    <div class="slideshow-container">

      <div class="mySlides fade">
        <div class="numbertext">1 / 3</div>
        <img src="https://www.w3schools.com/howto/img_nature_wide.jpg" style="width:100%">
        <div class="text">Caption Text</div>
      </div>

      <div class="mySlides fade">
        <div class="numbertext">2 / 3</div>
        <img src="https://www.w3schools.com/howto/img_snow_wide.jpg" style="width:100%">
        <div class="text">Caption Two</div>
      </div>

      <div class="mySlides fade">
        <div class="numbertext">3 / 3</div>
        <img src="https://www.w3schools.com/howto/img_mountains_wide.jpg" style="width:100%">
        <div class="text">Caption Three</div>
      </div>

      <a class="prev slideme" data-point="-1">&#10094;</a>
      <a class="next slideme" data-point="1">&#10095;</a>

    </div>
    <br>

    <div style="text-align:center">
      <span class="dot slideme" data-point="0"></span>
      <span class="dot slideme" data-point="1"></span>
      <span class="dot slideme" data-point="2"></span>
    </div>

    <script>


    </script>

  </body>

</html>

CSS

* {
  box-sizing: border-box
}

body {
  font-family: Verdana, sans-serif;
  margin: 0
}

.mySlides {
  display: none
}

img {
  vertical-align: middle;
}

/* Slideshow container */

.slideshow-container {
  max-width: 1000px;
  position: relative;
  margin: auto;
  height: 300px;
}

/* Next & previous buttons */

.prev,
.next {
  cursor: pointer;
  position: absolute;
  top: 50%;
  width: auto;
  padding: 16px;
  margin-top: -22px;
  color: white;
  font-weight: bold;
  font-size: 18px;
  transition: 0.6s ease;
  border-radius: 0 3px 3px 0;
}

/* Position the "next button" to the right */

.next {
  right: 0;
  border-radius: 3px 0 0 3px;
}

/* On hover, add a black background color with a little bit see-through */

.prev:hover,
.next:hover {
  background-color: rgba(0, 0, 0, 0.8);
}

/* Caption text */

.text {
  color: #f2f2f2;
  font-size: 15px;
  padding: 8px 12px;
  position: absolute;
  bottom: 8px;
  width: 100%;
  text-align: center;
}

/* Number text (1/3 etc) */

.numbertext {
  color: #f2f2f2;
  font-size: 12px;
  padding: 8px 12px;
  position: absolute;
  top: 0;
}

/* The dots/bullets/indicators */



.dot {
  cursor: pointer;
  height: 15px;
  width: 15px;
  margin: 0 2px;
  background-color: #bbb;
  border-radius: 50%;
  display: inline-block;
  transition: background-color 0.6s ease;

}

.active,
.dot:hover {
  background-color: #717171;
}

/* Fading animation 

      .fade {
        -webkit-animation-name: fade;
        -webkit-animation-duration: 1.5s;
        animation-name: fade;
        animation-duration: 1.5s;
      }

      @-webkit-keyframes fade {
        from {
          opacity: .4
        }
        to {
          opacity: 1
        }
      }

      @keyframes fade {
        from {
          opacity: .4
        }
        to {
          opacity: 1
        }
      } */

/* On smaller screens, decrease text size */

@media only screen and (max-width: 300px) {
  .prev,
  .next,
  .text {
    font-size: 11px
  }
}

JavaScript

$(document).ready(function() {
	var slides = document.getElementsByClassName("mySlides");
  var active = false; /* Set default active key, before click */
  showSlides(0);

  $(".slideme").on("click", function() {
  	
    // Prevent multiple click if click is active with fadeIn still doing its job
    if (active) {
        return;
    }
    active = true; /* Set true click */
    
    var ind = $(this).data("point");
    var ind_slide = $('.mySlides:visible').index();

    if ($(this).hasClass("dot"))
      showSlides(ind);
    else
      showSlides(ind<0 ? ind_slide-1 : ind_slide+1);
    
  });

  function showSlides(n) {
  
    var dots = document.getElementsByClassName("dot");
    var s_length = $(slides).length-1;
    
    if(n<0)
    		n = s_length;
    else if(n==s_length+1)
    		n = 0;
        
    // Just remove all class active 
    $(dots).removeClass("active");
    $(slides).fadeOut(200).promise().done(function(){
    		// after done fadeIn() => set active click false;
    		$(slides[n]).fadeIn(400).promise().done(function(){active = false;});
        // addClass for circle dot.
        $(dots[n]).addClass("active");
    });

  }
 
});