JavaScript File

1/*!

2 * @fileOverview TouchSwipe - jQuery Plugin

3 * @version 1.6.18

4 *

5 * @author Matt Bryson http://www.github.com/mattbryson

6 * @see https://github.com/mattbryson/TouchSwipe-Jquery-Plugin

7 * @see http://labs.rampinteractive.co.uk/touchSwipe/

8 * @see http://plugins.jquery.com/project/touchSwipe

9 * @license

10 * Copyright (c) 2010-2015 Matt Bryson

11 * Dual licensed under the MIT or GPL Version 2 licenses.

12 *

13 */

14!function(factory){"function"==typeof define&&define.amd&&define.amd.jQuery?define(["jquery"],factory):factory("undefined"!=typeof module&&module.exports?require("jquery"):jQuery)}

15((function($){"use strict";function init(options){return!options||void 0!==options.allowPageScroll||void 0===options.swipe&&void 0===options.swipeStatus||(options.allowPageScroll=NONE),void 0!==options.click&&void 0===options.tap&&(options.tap=options.click),options||(options={}

16),options=$.extend({}

17,$.fn.swipe.defaults,options),this.each((function(){var $this=$(this),plugin=$this.data(PLUGIN_NS);plugin||(plugin=new TouchSwipe(this,options),$this.data(PLUGIN_NS,plugin))}

18))}

19function TouchSwipe(element,options){function touchStart(jqEvent){if(!(!0===$element.data(PLUGIN_NS+"_intouch")||$(jqEvent.target).closest(options.excludedElements,$element).length>0)){var event=jqEvent.originalEvent?jqEvent.originalEvent:jqEvent;if(!event.pointerType||"mouse"!=event.pointerType||0!=options.fallbackToMouseEvents){var ret,touches=event.touches,evt=touches?touches[0]:event;return phase=PHASE_START,touches?fingerCount=touches.length:!1!==options.preventDefaultEvents&&jqEvent.preventDefault(),distance=0,direction=null,currentDirection=null,pinchDirection=null,duration=0,startTouchesDistance=0,endTouchesDistance=0,pinchZoom=1,pinchDistance=0,(maxData={}

20)[LEFT]=createMaximumVO(LEFT),maxData[RIGHT]=createMaximumVO(RIGHT),maxData[UP]=createMaximumVO(UP),maxData[DOWN]=createMaximumVO(DOWN),maximumsMap=maxData,cancelMultiFingerRelease(),createFingerData(0,evt),!touches||fingerCount===options.fingers||options.fingers===ALL_FINGERS||hasPinches()?(startTime=getTimeStamp(),2==fingerCount&&(createFingerData(1,touches[1]),startTouchesDistance=endTouchesDistance=calculateTouchesDistance(fingerData[0].start,fingerData[1].start)),(options.swipeStatus||options.pinchStatus)&&(ret=triggerHandler(event,phase))):ret=!1,!1===ret?(triggerHandler(event,phase=PHASE_CANCEL),ret):(options.hold&&(holdTimeout=setTimeout($.proxy((function(){$element.trigger("hold",[event.target]),options.hold&&(ret=options.hold.call($element,event,event.target))}

21),this),options.longTapThreshold)),setTouchInProgress(!0),null)}

22}

23var maxData}

24function touchMove(jqEvent){var el,offset,startPoint,endPoint,event=jqEvent.originalEvent?jqEvent.originalEvent:jqEvent;if(phase!==PHASE_END&&phase!==PHASE_CANCEL&&!inMultiFingerRelease()){var ret,touches=event.touches,currentFinger=updateFingerData(touches?touches[0]:event);if(endTime=getTimeStamp(),touches&&(fingerCount=touches.length),options.hold&&clearTimeout(holdTimeout),phase=PHASE_MOVE,2==fingerCount&&(0==startTouchesDistance?(createFingerData(1,touches[1]),startTouchesDistance=endTouchesDistance=calculateTouchesDistance(fingerData[0].start,fingerData[1].start)):(updateFingerData(touches[1]),endTouchesDistance=calculateTouchesDistance(fingerData[0].end,fingerData[1].end),fingerData[0].end,fingerData[1].end,pinchDirection=1>pinchZoom?OUT:IN),pinchZoom=(endTouchesDistance/startTouchesDistance*1).toFixed(2),pinchDistance=Math.abs(startTouchesDistance-endTouchesDistance)),fingerCount===options.fingers||options.fingers===ALL_FINGERS||!touches||hasPinches()){if(direction=calculateDirection(currentFinger.start,currentFinger.end),function(jqEvent,direction){if(!1!==options.preventDefaultEvents)if(options.allowPageScroll===NONE)jqEvent.preventDefault();else{var auto=options.allowPageScroll===AUTO;switch(direction){case LEFT:(options.swipeLeft&&auto||!auto&&options.allowPageScroll!=HORIZONTAL)&&jqEvent.preventDefault();break;case RIGHT:(options.swipeRight&&auto||!auto&&options.allowPageScroll!=HORIZONTAL)&&jqEvent.preventDefault();break;case UP:(options.swipeUp&&auto||!auto&&options.allowPageScroll!=VERTICAL)&&jqEvent.preventDefault();break;case DOWN:(options.swipeDown&&auto||!auto&&options.allowPageScroll!=VERTICAL)&&jqEvent.preventDefault()}

25}

26}

27(jqEvent,currentDirection=calculateDirection(currentFinger.last,currentFinger.end)),startPoint=currentFinger.start,endPoint=currentFinger.end,distance=Math.round(Math.sqrt(Math.pow(endPoint.x-startPoint.x,2)+Math.pow(endPoint.y-startPoint.y,2))),duration=calculateDuration(),function(direction,distance){direction!=NONE&&(distance=Math.max(distance,getMaxDistance(direction)),maximumsMap[direction].distance=distance)}

28(direction,distance),ret=triggerHandler(event,phase),!options.triggerOnTouchEnd||options.triggerOnTouchLeave){var inBounds=!0;if(options.triggerOnTouchLeave){var bounds={left:(offset=(el=$(el=this)).offset()).left,right:offset.left+el.outerWidth(),top:offset.top,bottom:offset.top+el.outerHeight()}

29;inBounds=function(point,bounds){return point.x>bounds.left&&point.x<bounds.right&&point.y>bounds.top&&point.y<bounds.bottom}

30(currentFinger.end,bounds)}

31!options.triggerOnTouchEnd&&inBounds?phase=getNextPhase(PHASE_MOVE):options.triggerOnTouchLeave&&!inBounds&&(phase=getNextPhase(PHASE_END)),phase!=PHASE_CANCEL&&phase!=PHASE_END||triggerHandler(event,phase)}

32}

33else triggerHandler(event,phase=PHASE_CANCEL);!1===ret&&triggerHandler(event,phase=PHASE_CANCEL)}

34}

35function touchEnd(jqEvent){var event=jqEvent.originalEvent?jqEvent.originalEvent:jqEvent,touches=event.touches;if(touches){if(touches.length&&!inMultiFingerRelease())return function(event){previousTouchEndTime=getTimeStamp(),fingerCountAtRelease=event.touches.length+1}

36(event),!0;if(touches.length&&inMultiFingerRelease())return!0}

37return inMultiFingerRelease()&&(fingerCount=fingerCountAtRelease),endTime=getTimeStamp(),duration=calculateDuration(),didSwipeBackToCancel()||!validateSwipeDistance()?triggerHandler(event,phase=PHASE_CANCEL):options.triggerOnTouchEnd||!1===options.triggerOnTouchEnd&&phase===PHASE_MOVE?(!1!==options.preventDefaultEvents&&!1!==jqEvent.cancelable&&jqEvent.preventDefault(),triggerHandler(event,phase=PHASE_END)):!options.triggerOnTouchEnd&&hasTap()?triggerHandlerForGesture(event,phase=PHASE_END,TAP):phase===PHASE_MOVE&&triggerHandler(event,phase=PHASE_CANCEL),setTouchInProgress(!1),null}

38function touchCancel(){fingerCount=0,endTime=0,startTime=0,startTouchesDistance=0,endTouchesDistance=0,pinchZoom=1,cancelMultiFingerRelease(),setTouchInProgress(!1)}

39function touchLeave(jqEvent){var event=jqEvent.originalEvent?jqEvent.originalEvent:jqEvent;options.triggerOnTouchLeave&&triggerHandler(event,phase=getNextPhase(PHASE_END))}

40function removeListeners(){$element.off(START_EV,touchStart),$element.off(CANCEL_EV,touchCancel),$element.off(MOVE_EV,touchMove),$element.off(END_EV,touchEnd),LEAVE_EV&&$element.off(LEAVE_EV,touchLeave),setTouchInProgress(!1)}

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