Page History

<span class="carousel-arrow carousel-next">▶</span>
</div>
<script>
let anouncementNo = document.getElementsByClassName("announcementcard").length
if(anouncementNo < 2){
	$('.carousel-next').hide()
	$('.carousel-previous').hide()
}

$('.carousel-previous').click(function() {
if(slideIndex -1 === 0){
        currentSlide(anouncementNo)
    }
    else{
    currentSlide(slideIndex - 1)    
}  

});

$('.carousel-next').click(function() {
  if(slideIndex + 1 > anouncementNo){
        currentSlide(1)
    }
    else{
    currentSlide(slideIndex + 1)    
}
});
let div = document.getElementsByClassName('carousel-container')[0]
div.addEventListener('touchstart', handleTouchStart, false); 
div.addEventListener('touchmove', handleTouchMove, false);

var xDown = null; 
var yDown = null;

function getTouches(evt) {
return evt.touches || // browser API
evt.originalEvent.touches; // jQuery
} 

function handleTouchStart(evt) {
console.log('touched')
const firstTouch = getTouches(evt)[0]; 
xDown = firstTouch.clientX; 
yDown = firstTouch.clientY; 
}; 

function handleTouchMove(evt) {
if ( ! xDown || ! yDown ) {
return;
}

var xUp = evt.touches[0].clientX; 
var yUp = evt.touches[0].clientY;

var xDiff = xDown - xUp;
var yDiff = yDown - yUp;

if ( Math.abs( xDiff ) > Math.abs( yDiff ) ) {/*most significant*/
if ( xDiff > 0 ) {
/* left swipe */ 
console.log('swiped left')
if(slideIndex + 1 > anouncementNo){
currentSlide(1)
}
else{
currentSlide(slideIndex + 1) 
}
} else {
/* right swipe */
console.log('swiped right')
if(slideIndex -1 === 0){
currentSlide(anouncementNo)
}
else{
currentSlide(slideIndex - 1) 
} 
} 
} else {
if ( yDiff > 0 ) {
/* up swipe */ 
console.log('swiped up')
} else { 
/* down swipe */
console.log('swiped down')
} 
}
/* reset values */
xDown = null;
yDown = null; 
};</script>

<!--

Old carousel macro here

-->