Created
May 31, 2012 15:12
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Zepto.js - Adding touches object to data passed with tap events
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$(document.body).bind('touchstart', function(e){ | |
now = Date.now() | |
delta = now - (touch.last || now) | |
touch.el = $(parentIfText(e.touches[0].target)) | |
touchTimeout && clearTimeout(touchTimeout) | |
touch.touches = e.touches // Store touch list | |
touch.x1 = e.touches[0].pageX | |
touch.y1 = e.touches[0].pageY | |
if (delta > 0 && delta <= 250) touch.isDoubleTap = true | |
touch.last = now | |
longTapTimeout = setTimeout(longTap, longTapDelay) | |
fingers = e.touches.length; | |
}).bind('touchmove', function(e){ | |
cancelLongTap() | |
touch.x2 = e.touches[0].pageX | |
touch.y2 = e.touches[0].pageY | |
}).bind('touchend', function(e){ | |
cancelLongTap() | |
// double tap (tapped twice within 250ms) | |
if (touch.isDoubleTap) { | |
touch.el.trigger('doubleTap', [touch]) // Pass touch list along with event | |
touch = {} | |
// swipe | |
} else if ((touch.x2 && Math.abs(touch.x1 - touch.x2) > 30) || | |
(touch.y2 && Math.abs(touch.y1 - touch.y2) > 30)) { | |
touch.el.trigger('swipe') && | |
touch.el.trigger('swipe' + (swipeDirection(touch.x1, touch.x2, touch.y1, touch.y2))) | |
touch = {} | |
// normal tap | |
} else if ('last' in touch) { | |
touch.el.trigger('tap', [touch]) // Pass touch list along with event | |
touchTimeout = setTimeout(function(){ | |
touchTimeout = null | |
touch.el.trigger('singleTap', [touch]) // Pass touch list along with event | |
touch = {} | |
}, 250) | |
} | |
}).bind('touchcancel', function(){ | |
if (touchTimeout) clearTimeout(touchTimeout) | |
if (longTapTimeout) clearTimeout(longTapTimeout) | |
longTapTimeout = touchTimeout = null | |
touch = {} | |
}) | |
}) |
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