Created
March 3, 2022 09:47
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Vanilla JS slider with touch feature, counting slides
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| window.addEventListener('load', function () { | |
| var offer_wrapper= document.querySelector('.aw-front-page-offer .slider-wrapper'); | |
| var offer_slides=offer_wrapper.querySelectorAll('.offer-slide'); | |
| var offer_s_prev = document.querySelector('.aw-front-page-offer .prev'); | |
| var offer_s_next = document.querySelector('.aw-front-page-offer .next'); | |
| if (typeof(offer_slides) != 'undefined' && offer_slides != null){ | |
| var slides_count=offer_slides.length; | |
| var times_to_left=0; | |
| var move_me= 0; | |
| if(slides_count > 1){ | |
| offer_s_prev.addEventListener('click',function(e){ | |
| e.preventDefault(); | |
| if(times_to_left<slides_count-1){ | |
| times_to_left++; | |
| move_me=(100/slides_count)*times_to_left; | |
| offer_wrapper.style.transform="translateX(-"+move_me +"%)"; | |
| } | |
| }); | |
| offer_s_next.addEventListener('click',function(e){ | |
| e.preventDefault(); | |
| if(times_to_left>0){ | |
| times_to_left=times_to_left-1; | |
| move_me=(100/slides_count)*times_to_left; | |
| offer_wrapper.style.transform="translateX(-"+move_me +"%)"; | |
| } | |
| }); | |
| (function() { | |
| var min_horizontal_move = 30; | |
| var max_vertical_move = 30; | |
| var within_ms = 1000; | |
| var start_xPos; | |
| var start_yPos; | |
| var start_time; | |
| function touch_start(event) { | |
| start_xPos = event.touches[0].pageX; | |
| start_yPos = event.touches[0].pageY; | |
| start_time = new Date(); | |
| } | |
| function touch_end(event) { | |
| var end_xPos = event.changedTouches[0].pageX; | |
| var end_yPos = event.changedTouches[0].pageY; | |
| var end_time = new Date(); | |
| let move_x = end_xPos - start_xPos; | |
| let move_y = end_yPos - start_yPos; | |
| let elapsed_time = end_time - start_time; | |
| if (Math.abs(move_x) > min_horizontal_move && (Math.abs(move_y) < max_vertical_move)) { | |
| if((elapsed_time < within_ms)){ | |
| if (move_x < 0) { | |
| if(times_to_left<slides_count-1){ | |
| times_to_left++; | |
| move_me=(100/slides_count)*times_to_left; | |
| offer_wrapper.style.transform="translateX(-"+move_me +"%)"; | |
| } | |
| } else { | |
| if(times_to_left>0){ | |
| times_to_left=times_to_left-1; | |
| move_me=(100/slides_count)*times_to_left; | |
| offer_wrapper.style.transform="translateX(-"+move_me +"%)"; | |
| } | |
| } | |
| } | |
| } | |
| } | |
| var content = document.querySelector(".aw-front-page-offer"); | |
| if(content){ | |
| content.addEventListener('touchstart', touch_start); | |
| content.addEventListener('touchend', touch_end); | |
| } | |
| })(); | |
| } | |
| } | |
| }, false); |
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