Created
December 2, 2014 14:38
-
-
Save zbinlin/5c04a7e7029f13c3d746 to your computer and use it in GitHub Desktop.
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
;(function (global, factory) { | |
"use strict"; | |
var moduleName = "FastClick"; | |
if (typeof define === "function" && define.amd) { | |
define(function () { | |
return (global[moduleName] = factory(global)); | |
}); | |
} else if (typeof module === "object" && module.exports) { | |
module.exports = (global[moduleName] = factory(global)); | |
} else { | |
global[moduleName] = factory(global); | |
} | |
}(this, function (global) { | |
"use strict"; | |
var doc = global.document; | |
var FastClick = { | |
x: 0, | |
y: 0, | |
init: function () { | |
global.addEventListener("click", this, true); | |
global.addEventListener("touchstart", this, true); | |
}, | |
pause: function () { | |
this.isPause = true; | |
}, | |
stop: function () { | |
global.removeEventListener("touchstart", this, true); | |
}, | |
handleEvent: function (evt) { | |
if (this.isPause) return; | |
switch (evt.type) { | |
case "click": | |
if (evt.isTrusted || !("isTrusted" in evt)) { | |
evt.stopPropagation(); | |
evt.stopImmediatePropagation && evt.stopImmediatePropagation(); | |
evt.preventDefault(); | |
} | |
break; | |
case "touchstart": | |
if (evt.targetTouches.length > 1) { | |
return; | |
} | |
var touch = evt.targetTouches[0]; | |
this.x = touch.clientX, | |
this.y = touch.clientY; | |
global.addEventListener("touchend", this, false); | |
global.addEventListener("touchcancel", this, false); | |
break; | |
case "touchend": | |
global.removeEventListener("touchend", this, false); | |
global.removeEventListener("touchcancel", this, false); | |
var touch = evt.changedTouches[0]; | |
if (Math.abs(this.x - touch.clientX) > 10 || | |
Math.abs(this.y - touch.clientY) > 10) { | |
return; | |
} | |
this.x = 0; | |
this.y = 0; | |
this.click(evt); | |
break; | |
case "touchcancel": | |
global.removeEventListener("touchend", this, false); | |
global.removeEventListener("touchcancel", this, false); | |
break; | |
} | |
}, | |
click: function (evt) { | |
var touch = evt.changedTouches[0]; | |
var event = doc.createEvent("MouseEvent"); | |
event.initMouseEvent("click", true, true, doc.defaultView, evt.detail, | |
touch.screenX, touch.screenY, touch.clientX, touch.clientY, | |
evt.ctrlKey, evt.altKey, evt.shiftKey, evt.metaKey, | |
0, null | |
); | |
if (!("isTrusted" in event)) { | |
event.isTrusted = false; | |
} | |
setTimeout(function () { | |
touch.target.dispatchEvent(event); | |
}, 400); | |
} | |
}; | |
return FastClick; | |
})); |
Sign up for free
to join this conversation on GitHub.
Already have an account?
Sign in to comment