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A simple swipe detection on vanilla js
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var touchstartX = 0; | |
var touchstartY = 0; | |
var touchendX = 0; | |
var touchendY = 0; | |
var gesuredZone = document.getElementById('gesuredZone'); | |
gesuredZone.addEventListener('touchstart', function(event) { | |
touchstartX = event.screenX; | |
touchstartY = event.screenY; | |
}, false); | |
gesuredZone.addEventListener('touchend', function(event) { | |
touchendX = event.screenX; | |
touchendY = event.screenY; | |
handleGesure(); | |
}, false); | |
function handleGesure() { | |
var swiped = 'swiped: '; | |
if (touchendX < touchstartX) { | |
alert(swiped + 'left!'); | |
} | |
if (touchendX > touchstartX) { | |
alert(swiped + 'right!'); | |
} | |
if (touchendY < touchstartY) { | |
alert(swiped + 'down!'); | |
} | |
if (touchendY > touchstartY) { | |
alert(swiped + 'left!'); | |
} | |
if (touchendY == touchstartY) { | |
alert('tap!'); | |
} | |
} |
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