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33 lines
1.1 KiB
33 lines
1.1 KiB
// http://ross.posterous.com/2008/08/19/iphone-touch-events-in-javascript/ |
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function touchHandler(event) {'use strict'; |
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var simulatedEvent, |
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touches = event.changedTouches, |
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first = touches[0], |
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type = ""; |
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switch (event.type) { |
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case "touchstart": type = "mousedown"; break; |
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case "touchmove": type = "mousemove"; break; |
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case "touchend": type = "mouseup"; break; |
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default: return; |
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} |
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// initMouseEvent(type, canBubble, cancelable, view, clickCount, |
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// screenX, screenY, clientX, clientY, ctrlKey, |
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// altKey, shiftKey, metaKey, button, relatedTarget); |
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simulatedEvent = document.createEvent("MouseEvent"); |
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simulatedEvent.initMouseEvent(type, true, true, window, 1, |
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first.screenX, first.screenY, |
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first.clientX, first.clientY, false, |
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false, false, false, 0/*left*/, null); |
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if (touches.length < 2) { |
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first.target.dispatchEvent(simulatedEvent); |
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event.preventDefault(); |
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} |
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} |
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document.addEventListener('touchstart', touchHandler, true); |
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document.addEventListener('touchmove', touchHandler, true); |
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document.addEventListener('touchend', touchHandler, true); |
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document.addEventListener('touchcancel', touchHandler, true); |