946 lines
44 KiB
JavaScript
Executable File
946 lines
44 KiB
JavaScript
Executable File
/*
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== malihu jquery custom scrollbars plugin ==
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version: 2.8.2
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author: malihu (http://manos.malihu.gr)
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plugin home: http://manos.malihu.gr/jquery-custom-content-scroller
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*/
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/*
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Copyright 2010-2013 Manos Malihutsakis
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This program is free software: you can redistribute it and/or modify
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it under the terms of the GNU Lesser General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public License
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along with this program. If not, see http://www.gnu.org/licenses/lgpl.html.
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*/
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(function($){
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/*plugin script*/
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var methods={
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init:function(options){
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var defaults={
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set_width:false, /*optional element width: boolean, pixels, percentage*/
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set_height:false, /*optional element height: boolean, pixels, percentage*/
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horizontalScroll:false, /*scroll horizontally: boolean*/
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scrollInertia:950, /*scrolling inertia: integer (milliseconds)*/
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mouseWheel:true, /*mousewheel support: boolean*/
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mouseWheelPixels:"auto", /*mousewheel pixels amount: integer, "auto"*/
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autoDraggerLength:true, /*auto-adjust scrollbar dragger length: boolean*/
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autoHideScrollbar:false, /*auto-hide scrollbar when idle*/
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snapAmount:null, /* optional element always snaps to a multiple of this number in pixels */
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snapOffset:0, /* when snapping, snap with this number in pixels as an offset */
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scrollButtons:{ /*scroll buttons*/
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enable:false, /*scroll buttons support: boolean*/
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scrollType:"continuous", /*scroll buttons scrolling type: "continuous", "pixels"*/
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scrollSpeed:"auto", /*scroll buttons continuous scrolling speed: integer, "auto"*/
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scrollAmount:40 /*scroll buttons pixels scroll amount: integer (pixels)*/
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},
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advanced:{
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updateOnBrowserResize:true, /*update scrollbars on browser resize (for layouts based on percentages): boolean*/
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updateOnContentResize:false, /*auto-update scrollbars on content resize (for dynamic content): boolean*/
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autoExpandHorizontalScroll:false, /*auto-expand width for horizontal scrolling: boolean*/
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autoScrollOnFocus:true, /*auto-scroll on focused elements: boolean*/
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normalizeMouseWheelDelta:false /*normalize mouse-wheel delta (-1/1)*/
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},
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contentTouchScroll:true, /*scrolling by touch-swipe content: boolean*/
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callbacks:{
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onScrollStart:function(){}, /*user custom callback function on scroll start event*/
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onScroll:function(){}, /*user custom callback function on scroll event*/
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onTotalScroll:function(){}, /*user custom callback function on scroll end reached event*/
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onTotalScrollBack:function(){}, /*user custom callback function on scroll begin reached event*/
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onTotalScrollOffset:0, /*scroll end reached offset: integer (pixels)*/
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onTotalScrollBackOffset:0, /*scroll begin reached offset: integer (pixels)*/
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whileScrolling:function(){} /*user custom callback function on scrolling event*/
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},
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theme:"light" /*"light", "dark", "light-2", "dark-2", "light-thick", "dark-thick", "light-thin", "dark-thin"*/
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},
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options=$.extend(true,defaults,options);
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return this.each(function(){
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var $this=$(this);
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/*set element width/height, create markup for custom scrollbars, add classes*/
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if(options.set_width){
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$this.css("width",options.set_width);
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}
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if(options.set_height){
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$this.css("height",options.set_height);
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}
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if(!$(document).data("mCustomScrollbar-index")){
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$(document).data("mCustomScrollbar-index","1");
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}else{
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var mCustomScrollbarIndex=parseInt($(document).data("mCustomScrollbar-index"));
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$(document).data("mCustomScrollbar-index",mCustomScrollbarIndex+1);
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}
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$this.wrapInner("<div class='mCustomScrollBox"+" mCS-"+options.theme+"' id='mCSB_"+$(document).data("mCustomScrollbar-index")+"' style='position:relative; height:100%; overflow:hidden; max-width:100%;' />").addClass("mCustomScrollbar _mCS_"+$(document).data("mCustomScrollbar-index"));
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var mCustomScrollBox=$this.children(".mCustomScrollBox");
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if(options.horizontalScroll){
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mCustomScrollBox.addClass("mCSB_horizontal").wrapInner("<div class='mCSB_h_wrapper' style='position:relative; left:0; width:999999px;' />");
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var mCSB_h_wrapper=mCustomScrollBox.children(".mCSB_h_wrapper");
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mCSB_h_wrapper.wrapInner("<div class='mCSB_container' style='position:absolute; left:0;' />").children(".mCSB_container").css({"width":mCSB_h_wrapper.children().outerWidth(),"position":"relative"}).unwrap();
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}else{
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mCustomScrollBox.wrapInner("<div class='mCSB_container' style='position:relative; top:0;' />");
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}
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var mCSB_container=mCustomScrollBox.children(".mCSB_container");
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if($.support.touch){
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mCSB_container.addClass("mCS_touch");
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}
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mCSB_container.after("<div class='mCSB_scrollTools' style='position:absolute;'><div class='mCSB_draggerContainer'><div class='mCSB_dragger' style='position:absolute;' oncontextmenu='return false;'><div class='mCSB_dragger_bar' style='position:relative;'></div></div><div class='mCSB_draggerRail'></div></div></div>");
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var mCSB_scrollTools=mCustomScrollBox.children(".mCSB_scrollTools"),
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mCSB_draggerContainer=mCSB_scrollTools.children(".mCSB_draggerContainer"),
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mCSB_dragger=mCSB_draggerContainer.children(".mCSB_dragger");
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if(options.horizontalScroll){
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mCSB_dragger.data("minDraggerWidth",mCSB_dragger.width());
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}else{
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mCSB_dragger.data("minDraggerHeight",mCSB_dragger.height());
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}
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if(options.scrollButtons.enable){
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if(options.horizontalScroll){
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mCSB_scrollTools.prepend("<a class='mCSB_buttonLeft' oncontextmenu='return false;'></a>").append("<a class='mCSB_buttonRight' oncontextmenu='return false;'></a>");
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}else{
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mCSB_scrollTools.prepend("<a class='mCSB_buttonUp' oncontextmenu='return false;'></a>").append("<a class='mCSB_buttonDown' oncontextmenu='return false;'></a>");
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}
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}
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/*mCustomScrollBox scrollTop and scrollLeft is always 0 to prevent browser focus scrolling*/
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mCustomScrollBox.bind("scroll",function(){
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if(!$this.is(".mCS_disabled")){ /*native focus scrolling for disabled scrollbars*/
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mCustomScrollBox.scrollTop(0).scrollLeft(0);
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}
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});
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/*store options, global vars/states, intervals*/
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$this.data({
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/*init state*/
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"mCS_Init":true,
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/*instance index*/
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"mCustomScrollbarIndex":$(document).data("mCustomScrollbar-index"),
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/*option parameters*/
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"horizontalScroll":options.horizontalScroll,
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"scrollInertia":options.scrollInertia,
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"scrollEasing":"mcsEaseOut",
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"mouseWheel":options.mouseWheel,
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"mouseWheelPixels":options.mouseWheelPixels,
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"autoDraggerLength":options.autoDraggerLength,
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"autoHideScrollbar":options.autoHideScrollbar,
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"snapAmount":options.snapAmount,
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"snapOffset":options.snapOffset,
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"scrollButtons_enable":options.scrollButtons.enable,
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"scrollButtons_scrollType":options.scrollButtons.scrollType,
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"scrollButtons_scrollSpeed":options.scrollButtons.scrollSpeed,
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"scrollButtons_scrollAmount":options.scrollButtons.scrollAmount,
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"autoExpandHorizontalScroll":options.advanced.autoExpandHorizontalScroll,
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"autoScrollOnFocus":options.advanced.autoScrollOnFocus,
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"normalizeMouseWheelDelta":options.advanced.normalizeMouseWheelDelta,
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"contentTouchScroll":options.contentTouchScroll,
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"onScrollStart_Callback":options.callbacks.onScrollStart,
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"onScroll_Callback":options.callbacks.onScroll,
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"onTotalScroll_Callback":options.callbacks.onTotalScroll,
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"onTotalScrollBack_Callback":options.callbacks.onTotalScrollBack,
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"onTotalScroll_Offset":options.callbacks.onTotalScrollOffset,
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"onTotalScrollBack_Offset":options.callbacks.onTotalScrollBackOffset,
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"whileScrolling_Callback":options.callbacks.whileScrolling,
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/*events binding state*/
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"bindEvent_scrollbar_drag":false,
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"bindEvent_content_touch":false,
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"bindEvent_scrollbar_click":false,
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"bindEvent_mousewheel":false,
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"bindEvent_buttonsContinuous_y":false,
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"bindEvent_buttonsContinuous_x":false,
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"bindEvent_buttonsPixels_y":false,
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"bindEvent_buttonsPixels_x":false,
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"bindEvent_focusin":false,
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"bindEvent_autoHideScrollbar":false,
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/*buttons intervals*/
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"mCSB_buttonScrollRight":false,
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"mCSB_buttonScrollLeft":false,
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"mCSB_buttonScrollDown":false,
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"mCSB_buttonScrollUp":false
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});
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/*max-width/max-height*/
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if(options.horizontalScroll){
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if($this.css("max-width")!=="none"){
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if(!options.advanced.updateOnContentResize){ /*needs updateOnContentResize*/
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options.advanced.updateOnContentResize=true;
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}
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}
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}else{
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if($this.css("max-height")!=="none"){
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var percentage=false,maxHeight=parseInt($this.css("max-height"));
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if($this.css("max-height").indexOf("%")>=0){
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percentage=maxHeight,
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maxHeight=$this.parent().height()*percentage/100;
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}
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$this.css("overflow","hidden");
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mCustomScrollBox.css("max-height",maxHeight);
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}
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}
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$this.mCustomScrollbar("update");
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/*window resize fn (for layouts based on percentages)*/
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if(options.advanced.updateOnBrowserResize){
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var mCSB_resizeTimeout,currWinWidth=$(window).width(),currWinHeight=$(window).height();
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$(window).bind("resize."+$this.data("mCustomScrollbarIndex"),function(){
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if(mCSB_resizeTimeout){
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clearTimeout(mCSB_resizeTimeout);
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}
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mCSB_resizeTimeout=setTimeout(function(){
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if(!$this.is(".mCS_disabled") && !$this.is(".mCS_destroyed")){
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var winWidth=$(window).width(),winHeight=$(window).height();
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if(currWinWidth!==winWidth || currWinHeight!==winHeight){ /*ie8 fix*/
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if($this.css("max-height")!=="none" && percentage){
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mCustomScrollBox.css("max-height",$this.parent().height()*percentage/100);
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}
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$this.mCustomScrollbar("update");
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currWinWidth=winWidth; currWinHeight=winHeight;
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}
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}
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},150);
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});
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}
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/*content resize fn (for dynamically generated content)*/
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if(options.advanced.updateOnContentResize){
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var mCSB_onContentResize;
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if(options.horizontalScroll){
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var mCSB_containerOldSize=mCSB_container.outerWidth();
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}else{
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var mCSB_containerOldSize=mCSB_container.outerHeight();
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}
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mCSB_onContentResize=setInterval(function(){
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if(options.horizontalScroll){
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if(options.advanced.autoExpandHorizontalScroll){
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mCSB_container.css({"position":"absolute","width":"auto"}).wrap("<div class='mCSB_h_wrapper' style='position:relative; left:0; width:999999px;' />").css({"width":mCSB_container.outerWidth(),"position":"relative"}).unwrap();
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}
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var mCSB_containerNewSize=mCSB_container.outerWidth();
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}else{
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var mCSB_containerNewSize=mCSB_container.outerHeight();
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}
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if(mCSB_containerNewSize!=mCSB_containerOldSize){
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$this.mCustomScrollbar("update");
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mCSB_containerOldSize=mCSB_containerNewSize;
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}
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},300);
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}
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});
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},
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update:function(){
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var $this=$(this),
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mCustomScrollBox=$this.children(".mCustomScrollBox"),
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mCSB_container=mCustomScrollBox.children(".mCSB_container");
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mCSB_container.removeClass("mCS_no_scrollbar");
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$this.removeClass("mCS_disabled mCS_destroyed");
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mCustomScrollBox.scrollTop(0).scrollLeft(0); /*reset scrollTop/scrollLeft to prevent browser focus scrolling*/
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var mCSB_scrollTools=mCustomScrollBox.children(".mCSB_scrollTools"),
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mCSB_draggerContainer=mCSB_scrollTools.children(".mCSB_draggerContainer"),
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mCSB_dragger=mCSB_draggerContainer.children(".mCSB_dragger");
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if($this.data("horizontalScroll")){
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var mCSB_buttonLeft=mCSB_scrollTools.children(".mCSB_buttonLeft"),
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mCSB_buttonRight=mCSB_scrollTools.children(".mCSB_buttonRight"),
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mCustomScrollBoxW=mCustomScrollBox.width();
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if($this.data("autoExpandHorizontalScroll")){
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mCSB_container.css({"position":"absolute","width":"auto"}).wrap("<div class='mCSB_h_wrapper' style='position:relative; left:0; width:999999px;' />").css({"width":mCSB_container.outerWidth(),"position":"relative"}).unwrap();
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}
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var mCSB_containerW=mCSB_container.outerWidth();
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}else{
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var mCSB_buttonUp=mCSB_scrollTools.children(".mCSB_buttonUp"),
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mCSB_buttonDown=mCSB_scrollTools.children(".mCSB_buttonDown"),
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mCustomScrollBoxH=mCustomScrollBox.height(),
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mCSB_containerH=mCSB_container.outerHeight();
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}
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if(mCSB_containerH>mCustomScrollBoxH && !$this.data("horizontalScroll")){ /*content needs vertical scrolling*/
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mCSB_scrollTools.css("display","block");
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var mCSB_draggerContainerH=mCSB_draggerContainer.height();
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/*auto adjust scrollbar dragger length analogous to content*/
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if($this.data("autoDraggerLength")){
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var draggerH=Math.round(mCustomScrollBoxH/mCSB_containerH*mCSB_draggerContainerH),
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minDraggerH=mCSB_dragger.data("minDraggerHeight");
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if(draggerH<=minDraggerH){ /*min dragger height*/
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mCSB_dragger.css({"height":minDraggerH});
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}else if(draggerH>=mCSB_draggerContainerH-10){ /*max dragger height*/
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var mCSB_draggerContainerMaxH=mCSB_draggerContainerH-10;
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mCSB_dragger.css({"height":mCSB_draggerContainerMaxH});
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}else{
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mCSB_dragger.css({"height":draggerH});
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}
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mCSB_dragger.children(".mCSB_dragger_bar").css({"line-height":mCSB_dragger.height()+"px"});
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}
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var mCSB_draggerH=mCSB_dragger.height(),
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/*calculate and store scroll amount, add scrolling*/
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scrollAmount=(mCSB_containerH-mCustomScrollBoxH)/(mCSB_draggerContainerH-mCSB_draggerH);
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$this.data("scrollAmount",scrollAmount).mCustomScrollbar("scrolling",mCustomScrollBox,mCSB_container,mCSB_draggerContainer,mCSB_dragger,mCSB_buttonUp,mCSB_buttonDown,mCSB_buttonLeft,mCSB_buttonRight);
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/*scroll*/
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var mCSB_containerP=Math.abs(mCSB_container.position().top);
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$this.mCustomScrollbar("scrollTo",mCSB_containerP,{scrollInertia:0,trigger:"internal"});
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}else if(mCSB_containerW>mCustomScrollBoxW && $this.data("horizontalScroll")){ /*content needs horizontal scrolling*/
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mCSB_scrollTools.css("display","block");
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var mCSB_draggerContainerW=mCSB_draggerContainer.width();
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/*auto adjust scrollbar dragger length analogous to content*/
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if($this.data("autoDraggerLength")){
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var draggerW=Math.round(mCustomScrollBoxW/mCSB_containerW*mCSB_draggerContainerW),
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minDraggerW=mCSB_dragger.data("minDraggerWidth");
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if(draggerW<=minDraggerW){ /*min dragger height*/
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mCSB_dragger.css({"width":minDraggerW});
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}else if(draggerW>=mCSB_draggerContainerW-10){ /*max dragger height*/
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var mCSB_draggerContainerMaxW=mCSB_draggerContainerW-10;
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mCSB_dragger.css({"width":mCSB_draggerContainerMaxW});
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}else{
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mCSB_dragger.css({"width":draggerW});
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}
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}
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var mCSB_draggerW=mCSB_dragger.width(),
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/*calculate and store scroll amount, add scrolling*/
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scrollAmount=(mCSB_containerW-mCustomScrollBoxW)/(mCSB_draggerContainerW-mCSB_draggerW);
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$this.data("scrollAmount",scrollAmount).mCustomScrollbar("scrolling",mCustomScrollBox,mCSB_container,mCSB_draggerContainer,mCSB_dragger,mCSB_buttonUp,mCSB_buttonDown,mCSB_buttonLeft,mCSB_buttonRight);
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/*scroll*/
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var mCSB_containerP=Math.abs(mCSB_container.position().left);
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$this.mCustomScrollbar("scrollTo",mCSB_containerP,{scrollInertia:0,trigger:"internal"});
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}else{ /*content does not need scrolling*/
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/*unbind events, reset content position, hide scrollbars, remove classes*/
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mCustomScrollBox.unbind("mousewheel focusin");
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if($this.data("horizontalScroll")){
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mCSB_dragger.add(mCSB_container).css("left",0);
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}else{
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mCSB_dragger.add(mCSB_container).css("top",0);
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}
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mCSB_scrollTools.css("display","none");
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mCSB_container.addClass("mCS_no_scrollbar");
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$this.data({"bindEvent_mousewheel":false,"bindEvent_focusin":false});
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}
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},
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scrolling:function(mCustomScrollBox,mCSB_container,mCSB_draggerContainer,mCSB_dragger,mCSB_buttonUp,mCSB_buttonDown,mCSB_buttonLeft,mCSB_buttonRight){
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var $this=$(this);
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/*scrollbar drag scrolling*/
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if(!$this.data("bindEvent_scrollbar_drag")){
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var mCSB_draggerDragY,mCSB_draggerDragX;
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if($.support.msPointer){ /*MSPointer*/
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mCSB_dragger.bind("MSPointerDown",function(e){
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e.preventDefault();
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$this.data({"on_drag":true}); mCSB_dragger.addClass("mCSB_dragger_onDrag");
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var elem=$(this),
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elemOffset=elem.offset(),
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x=e.originalEvent.pageX-elemOffset.left,
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y=e.originalEvent.pageY-elemOffset.top;
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if(x<elem.width() && x>0 && y<elem.height() && y>0){
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mCSB_draggerDragY=y;
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mCSB_draggerDragX=x;
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}
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});
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$(document).bind("MSPointerMove."+$this.data("mCustomScrollbarIndex"),function(e){
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e.preventDefault();
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if($this.data("on_drag")){
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var elem=mCSB_dragger,
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elemOffset=elem.offset(),
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x=e.originalEvent.pageX-elemOffset.left,
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y=e.originalEvent.pageY-elemOffset.top;
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scrollbarDrag(mCSB_draggerDragY,mCSB_draggerDragX,y,x);
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}
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}).bind("MSPointerUp."+$this.data("mCustomScrollbarIndex"),function(e){
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$this.data({"on_drag":false}); mCSB_dragger.removeClass("mCSB_dragger_onDrag");
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});
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}else{ /*mouse/touch*/
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mCSB_dragger.bind("mousedown touchstart",function(e){
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e.preventDefault(); e.stopImmediatePropagation();
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var elem=$(this),elemOffset=elem.offset(),x,y;
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if(e.type==="touchstart"){
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var touch=e.originalEvent.touches[0] || e.originalEvent.changedTouches[0];
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x=touch.pageX-elemOffset.left; y=touch.pageY-elemOffset.top;
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}else{
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$this.data({"on_drag":true}); mCSB_dragger.addClass("mCSB_dragger_onDrag");
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x=e.pageX-elemOffset.left; y=e.pageY-elemOffset.top;
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}
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if(x<elem.width() && x>0 && y<elem.height() && y>0){
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mCSB_draggerDragY=y; mCSB_draggerDragX=x;
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}
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}).bind("touchmove",function(e){
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e.preventDefault(); e.stopImmediatePropagation();
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var touch=e.originalEvent.touches[0] || e.originalEvent.changedTouches[0],
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elem=$(this),
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elemOffset=elem.offset(),
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x=touch.pageX-elemOffset.left,
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y=touch.pageY-elemOffset.top;
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scrollbarDrag(mCSB_draggerDragY,mCSB_draggerDragX,y,x);
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});
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$(document).bind("mousemove."+$this.data("mCustomScrollbarIndex"),function(e){
|
|
if($this.data("on_drag")){
|
|
var elem=mCSB_dragger,
|
|
elemOffset=elem.offset(),
|
|
x=e.pageX-elemOffset.left,
|
|
y=e.pageY-elemOffset.top;
|
|
scrollbarDrag(mCSB_draggerDragY,mCSB_draggerDragX,y,x);
|
|
}
|
|
}).bind("mouseup."+$this.data("mCustomScrollbarIndex"),function(e){
|
|
$this.data({"on_drag":false}); mCSB_dragger.removeClass("mCSB_dragger_onDrag");
|
|
});
|
|
}
|
|
$this.data({"bindEvent_scrollbar_drag":true});
|
|
}
|
|
function scrollbarDrag(mCSB_draggerDragY,mCSB_draggerDragX,y,x){
|
|
if($this.data("horizontalScroll")){
|
|
$this.mCustomScrollbar("scrollTo",(mCSB_dragger.position().left-(mCSB_draggerDragX))+x,{moveDragger:true,trigger:"internal"});
|
|
}else{
|
|
$this.mCustomScrollbar("scrollTo",(mCSB_dragger.position().top-(mCSB_draggerDragY))+y,{moveDragger:true,trigger:"internal"});
|
|
}
|
|
}
|
|
/*content touch-drag*/
|
|
if($.support.touch && $this.data("contentTouchScroll")){
|
|
if(!$this.data("bindEvent_content_touch")){
|
|
var touch,
|
|
elem,elemOffset,y,x,mCSB_containerTouchY,mCSB_containerTouchX;
|
|
mCSB_container.bind("touchstart",function(e){
|
|
e.stopImmediatePropagation();
|
|
touch=e.originalEvent.touches[0] || e.originalEvent.changedTouches[0];
|
|
elem=$(this);
|
|
elemOffset=elem.offset();
|
|
x=touch.pageX-elemOffset.left;
|
|
y=touch.pageY-elemOffset.top;
|
|
mCSB_containerTouchY=y;
|
|
mCSB_containerTouchX=x;
|
|
});
|
|
mCSB_container.bind("touchmove",function(e){
|
|
e.preventDefault(); e.stopImmediatePropagation();
|
|
touch=e.originalEvent.touches[0] || e.originalEvent.changedTouches[0];
|
|
elem=$(this).parent();
|
|
elemOffset=elem.offset();
|
|
x=touch.pageX-elemOffset.left;
|
|
y=touch.pageY-elemOffset.top;
|
|
if($this.data("horizontalScroll")){
|
|
$this.mCustomScrollbar("scrollTo",mCSB_containerTouchX-x,{trigger:"internal"});
|
|
}else{
|
|
$this.mCustomScrollbar("scrollTo",mCSB_containerTouchY-y,{trigger:"internal"});
|
|
}
|
|
});
|
|
}
|
|
}
|
|
/*dragger rail click scrolling*/
|
|
if(!$this.data("bindEvent_scrollbar_click")){
|
|
mCSB_draggerContainer.bind("click",function(e){
|
|
var scrollToPos=(e.pageY-mCSB_draggerContainer.offset().top)*$this.data("scrollAmount"),target=$(e.target);
|
|
if($this.data("horizontalScroll")){
|
|
scrollToPos=(e.pageX-mCSB_draggerContainer.offset().left)*$this.data("scrollAmount");
|
|
}
|
|
if(target.hasClass("mCSB_draggerContainer") || target.hasClass("mCSB_draggerRail")){
|
|
$this.mCustomScrollbar("scrollTo",scrollToPos,{trigger:"internal",scrollEasing:"draggerRailEase"});
|
|
}
|
|
});
|
|
$this.data({"bindEvent_scrollbar_click":true});
|
|
}
|
|
/*mousewheel scrolling*/
|
|
if($this.data("mouseWheel")){
|
|
if(!$this.data("bindEvent_mousewheel")){
|
|
mCustomScrollBox.bind("mousewheel",function(e,delta){
|
|
var scrollTo,mouseWheelPixels=$this.data("mouseWheelPixels"),absPos=Math.abs(mCSB_container.position().top),
|
|
draggerPos=mCSB_dragger.position().top,limit=mCSB_draggerContainer.height()-mCSB_dragger.height();
|
|
if($this.data("normalizeMouseWheelDelta")){
|
|
if(delta<0){delta=-1;}else{delta=1;}
|
|
}
|
|
if(mouseWheelPixels==="auto"){
|
|
mouseWheelPixels=100+Math.round($this.data("scrollAmount")/2);
|
|
}
|
|
if($this.data("horizontalScroll")){
|
|
draggerPos=mCSB_dragger.position().left;
|
|
limit=mCSB_draggerContainer.width()-mCSB_dragger.width();
|
|
absPos=Math.abs(mCSB_container.position().left);
|
|
}
|
|
if((delta>0 && draggerPos!==0) || (delta<0 && draggerPos!==limit)){e.preventDefault(); e.stopImmediatePropagation();}
|
|
scrollTo=absPos-(delta*mouseWheelPixels);
|
|
$this.mCustomScrollbar("scrollTo",scrollTo,{trigger:"internal"});
|
|
});
|
|
$this.data({"bindEvent_mousewheel":true});
|
|
}
|
|
}
|
|
/*buttons scrolling*/
|
|
if($this.data("scrollButtons_enable")){
|
|
if($this.data("scrollButtons_scrollType")==="pixels"){ /*scroll by pixels*/
|
|
if($this.data("horizontalScroll")){
|
|
mCSB_buttonRight.add(mCSB_buttonLeft).unbind("mousedown touchstart MSPointerDown mouseup MSPointerUp mouseout MSPointerOut touchend",mCSB_buttonRight_stop,mCSB_buttonLeft_stop);
|
|
$this.data({"bindEvent_buttonsContinuous_x":false});
|
|
if(!$this.data("bindEvent_buttonsPixels_x")){
|
|
/*scroll right*/
|
|
mCSB_buttonRight.bind("click",function(e){
|
|
e.preventDefault();
|
|
PixelsScrollTo(Math.abs(mCSB_container.position().left)+$this.data("scrollButtons_scrollAmount"));
|
|
});
|
|
/*scroll left*/
|
|
mCSB_buttonLeft.bind("click",function(e){
|
|
e.preventDefault();
|
|
PixelsScrollTo(Math.abs(mCSB_container.position().left)-$this.data("scrollButtons_scrollAmount"));
|
|
});
|
|
$this.data({"bindEvent_buttonsPixels_x":true});
|
|
}
|
|
}else{
|
|
mCSB_buttonDown.add(mCSB_buttonUp).unbind("mousedown touchstart MSPointerDown mouseup MSPointerUp mouseout MSPointerOut touchend",mCSB_buttonRight_stop,mCSB_buttonLeft_stop);
|
|
$this.data({"bindEvent_buttonsContinuous_y":false});
|
|
if(!$this.data("bindEvent_buttonsPixels_y")){
|
|
/*scroll down*/
|
|
mCSB_buttonDown.bind("click",function(e){
|
|
e.preventDefault();
|
|
PixelsScrollTo(Math.abs(mCSB_container.position().top)+$this.data("scrollButtons_scrollAmount"));
|
|
});
|
|
/*scroll up*/
|
|
mCSB_buttonUp.bind("click",function(e){
|
|
e.preventDefault();
|
|
PixelsScrollTo(Math.abs(mCSB_container.position().top)-$this.data("scrollButtons_scrollAmount"));
|
|
});
|
|
$this.data({"bindEvent_buttonsPixels_y":true});
|
|
}
|
|
}
|
|
function PixelsScrollTo(to){
|
|
if(!mCSB_dragger.data("preventAction")){
|
|
mCSB_dragger.data("preventAction",true);
|
|
$this.mCustomScrollbar("scrollTo",to,{trigger:"internal"});
|
|
}
|
|
}
|
|
}else{ /*continuous scrolling*/
|
|
if($this.data("horizontalScroll")){
|
|
mCSB_buttonRight.add(mCSB_buttonLeft).unbind("click");
|
|
$this.data({"bindEvent_buttonsPixels_x":false});
|
|
if(!$this.data("bindEvent_buttonsContinuous_x")){
|
|
/*scroll right*/
|
|
mCSB_buttonRight.bind("mousedown touchstart MSPointerDown",function(e){
|
|
e.preventDefault();
|
|
var scrollButtonsSpeed=ScrollButtonsSpeed();
|
|
$this.data({"mCSB_buttonScrollRight":setInterval(function(){
|
|
$this.mCustomScrollbar("scrollTo",Math.abs(mCSB_container.position().left)+scrollButtonsSpeed,{trigger:"internal",scrollEasing:"easeOutCirc"});
|
|
},17)});
|
|
});
|
|
var mCSB_buttonRight_stop=function(e){
|
|
e.preventDefault(); clearInterval($this.data("mCSB_buttonScrollRight"));
|
|
}
|
|
mCSB_buttonRight.bind("mouseup touchend MSPointerUp mouseout MSPointerOut",mCSB_buttonRight_stop);
|
|
/*scroll left*/
|
|
mCSB_buttonLeft.bind("mousedown touchstart MSPointerDown",function(e){
|
|
e.preventDefault();
|
|
var scrollButtonsSpeed=ScrollButtonsSpeed();
|
|
$this.data({"mCSB_buttonScrollLeft":setInterval(function(){
|
|
$this.mCustomScrollbar("scrollTo",Math.abs(mCSB_container.position().left)-scrollButtonsSpeed,{trigger:"internal",scrollEasing:"easeOutCirc"});
|
|
},17)});
|
|
});
|
|
var mCSB_buttonLeft_stop=function(e){
|
|
e.preventDefault(); clearInterval($this.data("mCSB_buttonScrollLeft"));
|
|
}
|
|
mCSB_buttonLeft.bind("mouseup touchend MSPointerUp mouseout MSPointerOut",mCSB_buttonLeft_stop);
|
|
$this.data({"bindEvent_buttonsContinuous_x":true});
|
|
}
|
|
}else{
|
|
mCSB_buttonDown.add(mCSB_buttonUp).unbind("click");
|
|
$this.data({"bindEvent_buttonsPixels_y":false});
|
|
if(!$this.data("bindEvent_buttonsContinuous_y")){
|
|
/*scroll down*/
|
|
mCSB_buttonDown.bind("mousedown touchstart MSPointerDown",function(e){
|
|
e.preventDefault();
|
|
var scrollButtonsSpeed=ScrollButtonsSpeed();
|
|
$this.data({"mCSB_buttonScrollDown":setInterval(function(){
|
|
$this.mCustomScrollbar("scrollTo",Math.abs(mCSB_container.position().top)+scrollButtonsSpeed,{trigger:"internal",scrollEasing:"easeOutCirc"});
|
|
},17)});
|
|
});
|
|
var mCSB_buttonDown_stop=function(e){
|
|
e.preventDefault(); clearInterval($this.data("mCSB_buttonScrollDown"));
|
|
}
|
|
mCSB_buttonDown.bind("mouseup touchend MSPointerUp mouseout MSPointerOut",mCSB_buttonDown_stop);
|
|
/*scroll up*/
|
|
mCSB_buttonUp.bind("mousedown touchstart MSPointerDown",function(e){
|
|
e.preventDefault();
|
|
var scrollButtonsSpeed=ScrollButtonsSpeed();
|
|
$this.data({"mCSB_buttonScrollUp":setInterval(function(){
|
|
$this.mCustomScrollbar("scrollTo",Math.abs(mCSB_container.position().top)-scrollButtonsSpeed,{trigger:"internal",scrollEasing:"easeOutCirc"});
|
|
},17)});
|
|
});
|
|
var mCSB_buttonUp_stop=function(e){
|
|
e.preventDefault(); clearInterval($this.data("mCSB_buttonScrollUp"));
|
|
}
|
|
mCSB_buttonUp.bind("mouseup touchend MSPointerUp mouseout MSPointerOut",mCSB_buttonUp_stop);
|
|
$this.data({"bindEvent_buttonsContinuous_y":true});
|
|
}
|
|
}
|
|
function ScrollButtonsSpeed(){
|
|
var speed=$this.data("scrollButtons_scrollSpeed");
|
|
if($this.data("scrollButtons_scrollSpeed")==="auto"){
|
|
speed=Math.round(($this.data("scrollInertia")+100)/40);
|
|
}
|
|
return speed;
|
|
}
|
|
}
|
|
}
|
|
/*scrolling on element focus (e.g. via TAB key)*/
|
|
if($this.data("autoScrollOnFocus")){
|
|
if(!$this.data("bindEvent_focusin")){
|
|
mCustomScrollBox.bind("focusin",function(){
|
|
mCustomScrollBox.scrollTop(0).scrollLeft(0);
|
|
var focusedElem=$(document.activeElement);
|
|
if(focusedElem.is("input,textarea,select,button,a[tabindex],area,object")){
|
|
var mCSB_containerPos=mCSB_container.position().top,
|
|
focusedElemPos=focusedElem.position().top,
|
|
visibleLimit=mCustomScrollBox.height()-focusedElem.outerHeight();
|
|
if($this.data("horizontalScroll")){
|
|
mCSB_containerPos=mCSB_container.position().left;
|
|
focusedElemPos=focusedElem.position().left;
|
|
visibleLimit=mCustomScrollBox.width()-focusedElem.outerWidth();
|
|
}
|
|
if(mCSB_containerPos+focusedElemPos<0 || mCSB_containerPos+focusedElemPos>visibleLimit){
|
|
$this.mCustomScrollbar("scrollTo",focusedElemPos,{trigger:"internal"});
|
|
}
|
|
}
|
|
});
|
|
$this.data({"bindEvent_focusin":true});
|
|
}
|
|
}
|
|
/*auto-hide scrollbar*/
|
|
if($this.data("autoHideScrollbar")){
|
|
if(!$this.data("bindEvent_autoHideScrollbar")){
|
|
mCustomScrollBox.bind("mouseenter",function(e){
|
|
mCustomScrollBox.addClass("mCS-mouse-over");
|
|
functions.showScrollbar.call(mCustomScrollBox.children(".mCSB_scrollTools"));
|
|
}).bind("mouseleave touchend",function(e){
|
|
mCustomScrollBox.removeClass("mCS-mouse-over");
|
|
if(e.type==="mouseleave"){functions.hideScrollbar.call(mCustomScrollBox.children(".mCSB_scrollTools"));}
|
|
});
|
|
$this.data({"bindEvent_autoHideScrollbar":true});
|
|
}
|
|
}
|
|
},
|
|
scrollTo:function(scrollTo,options){
|
|
var $this=$(this),
|
|
defaults={
|
|
moveDragger:false,
|
|
trigger:"external",
|
|
callbacks:true,
|
|
scrollInertia:$this.data("scrollInertia"),
|
|
scrollEasing:$this.data("scrollEasing")
|
|
},
|
|
options=$.extend(defaults,options),
|
|
draggerScrollTo,
|
|
mCustomScrollBox=$this.children(".mCustomScrollBox"),
|
|
mCSB_container=mCustomScrollBox.children(".mCSB_container"),
|
|
mCSB_scrollTools=mCustomScrollBox.children(".mCSB_scrollTools"),
|
|
mCSB_draggerContainer=mCSB_scrollTools.children(".mCSB_draggerContainer"),
|
|
mCSB_dragger=mCSB_draggerContainer.children(".mCSB_dragger"),
|
|
contentSpeed=draggerSpeed=options.scrollInertia,
|
|
scrollBeginning,scrollBeginningOffset,totalScroll,totalScrollOffset;
|
|
if(!mCSB_container.hasClass("mCS_no_scrollbar")){
|
|
$this.data({"mCS_trigger":options.trigger});
|
|
if($this.data("mCS_Init")){options.callbacks=false;}
|
|
if(scrollTo || scrollTo===0){
|
|
if(typeof(scrollTo)==="number"){ /*if integer, scroll by number of pixels*/
|
|
if(options.moveDragger){ /*scroll dragger*/
|
|
draggerScrollTo=scrollTo;
|
|
if($this.data("horizontalScroll")){
|
|
scrollTo=mCSB_dragger.position().left*$this.data("scrollAmount");
|
|
}else{
|
|
scrollTo=mCSB_dragger.position().top*$this.data("scrollAmount");
|
|
}
|
|
draggerSpeed=0;
|
|
}else{ /*scroll content by default*/
|
|
draggerScrollTo=scrollTo/$this.data("scrollAmount");
|
|
}
|
|
}else if(typeof(scrollTo)==="string"){ /*if string, scroll by element position*/
|
|
var target;
|
|
if(scrollTo==="top"){ /*scroll to top*/
|
|
target=0;
|
|
}else if(scrollTo==="bottom" && !$this.data("horizontalScroll")){ /*scroll to bottom*/
|
|
target=mCSB_container.outerHeight()-mCustomScrollBox.height();
|
|
}else if(scrollTo==="left"){ /*scroll to left*/
|
|
target=0;
|
|
}else if(scrollTo==="right" && $this.data("horizontalScroll")){ /*scroll to right*/
|
|
target=mCSB_container.outerWidth()-mCustomScrollBox.width();
|
|
}else if(scrollTo==="first"){ /*scroll to first element position*/
|
|
target=$this.find(".mCSB_container").find(":first");
|
|
}else if(scrollTo==="last"){ /*scroll to last element position*/
|
|
target=$this.find(".mCSB_container").find(":last");
|
|
}else{ /*scroll to element position*/
|
|
target=$this.find(scrollTo);
|
|
}
|
|
if(target.length===1){ /*if such unique element exists, scroll to it*/
|
|
if($this.data("horizontalScroll")){
|
|
scrollTo=target.position().left;
|
|
}else{
|
|
scrollTo=target.position().top;
|
|
}
|
|
draggerScrollTo=scrollTo/$this.data("scrollAmount");
|
|
}else{
|
|
draggerScrollTo=scrollTo=target;
|
|
}
|
|
}
|
|
/*scroll to*/
|
|
if($this.data("horizontalScroll")){
|
|
if($this.data("onTotalScrollBack_Offset")){ /*scroll beginning offset*/
|
|
scrollBeginningOffset=-$this.data("onTotalScrollBack_Offset");
|
|
}
|
|
if($this.data("onTotalScroll_Offset")){ /*total scroll offset*/
|
|
totalScrollOffset=mCustomScrollBox.width()-mCSB_container.outerWidth()+$this.data("onTotalScroll_Offset");
|
|
}
|
|
if(draggerScrollTo<0){ /*scroll start position*/
|
|
draggerScrollTo=scrollTo=0; clearInterval($this.data("mCSB_buttonScrollLeft"));
|
|
if(!scrollBeginningOffset){scrollBeginning=true;}
|
|
}else if(draggerScrollTo>=mCSB_draggerContainer.width()-mCSB_dragger.width()){ /*scroll end position*/
|
|
draggerScrollTo=mCSB_draggerContainer.width()-mCSB_dragger.width();
|
|
scrollTo=mCustomScrollBox.width()-mCSB_container.outerWidth(); clearInterval($this.data("mCSB_buttonScrollRight"));
|
|
if(!totalScrollOffset){totalScroll=true;}
|
|
}else{scrollTo=-scrollTo;}
|
|
var snapAmount = $this.data("snapAmount");
|
|
if (snapAmount) {
|
|
scrollTo = Math.round(scrollTo / snapAmount) * snapAmount - $this.data("snapOffset");
|
|
}
|
|
/*scrolling animation*/
|
|
functions.mTweenAxis.call(this,mCSB_dragger[0],"left",Math.round(draggerScrollTo),draggerSpeed,options.scrollEasing);
|
|
functions.mTweenAxis.call(this,mCSB_container[0],"left",Math.round(scrollTo),contentSpeed,options.scrollEasing,{
|
|
onStart:function(){
|
|
if(options.callbacks && !$this.data("mCS_tweenRunning")){callbacks("onScrollStart");}
|
|
if($this.data("autoHideScrollbar")){functions.showScrollbar.call(mCSB_scrollTools);}
|
|
},
|
|
onUpdate:function(){
|
|
if(options.callbacks){callbacks("whileScrolling");}
|
|
},
|
|
onComplete:function(){
|
|
if(options.callbacks){
|
|
callbacks("onScroll");
|
|
if(scrollBeginning || (scrollBeginningOffset && mCSB_container.position().left>=scrollBeginningOffset)){callbacks("onTotalScrollBack");}
|
|
if(totalScroll || (totalScrollOffset && mCSB_container.position().left<=totalScrollOffset)){callbacks("onTotalScroll");}
|
|
}
|
|
mCSB_dragger.data("preventAction",false); $this.data("mCS_tweenRunning",false);
|
|
if($this.data("autoHideScrollbar")){if(!mCustomScrollBox.hasClass("mCS-mouse-over")){functions.hideScrollbar.call(mCSB_scrollTools);}}
|
|
}
|
|
});
|
|
}else{
|
|
if($this.data("onTotalScrollBack_Offset")){ /*scroll beginning offset*/
|
|
scrollBeginningOffset=-$this.data("onTotalScrollBack_Offset");
|
|
}
|
|
if($this.data("onTotalScroll_Offset")){ /*total scroll offset*/
|
|
totalScrollOffset=mCustomScrollBox.height()-mCSB_container.outerHeight()+$this.data("onTotalScroll_Offset");
|
|
}
|
|
if(draggerScrollTo<0){ /*scroll start position*/
|
|
draggerScrollTo=scrollTo=0; clearInterval($this.data("mCSB_buttonScrollUp"));
|
|
if(!scrollBeginningOffset){scrollBeginning=true;}
|
|
}else if(draggerScrollTo>=mCSB_draggerContainer.height()-mCSB_dragger.height()){ /*scroll end position*/
|
|
draggerScrollTo=mCSB_draggerContainer.height()-mCSB_dragger.height();
|
|
scrollTo=mCustomScrollBox.height()-mCSB_container.outerHeight(); clearInterval($this.data("mCSB_buttonScrollDown"));
|
|
if(!totalScrollOffset){totalScroll=true;}
|
|
}else{scrollTo=-scrollTo;}
|
|
var snapAmount = $this.data("snapAmount");
|
|
if (snapAmount) {
|
|
scrollTo = Math.round(scrollTo / snapAmount) * snapAmount - $this.data("snapOffset");
|
|
}
|
|
/*scrolling animation*/
|
|
functions.mTweenAxis.call(this,mCSB_dragger[0],"top",Math.round(draggerScrollTo),draggerSpeed,options.scrollEasing);
|
|
functions.mTweenAxis.call(this,mCSB_container[0],"top",Math.round(scrollTo),contentSpeed,options.scrollEasing,{
|
|
onStart:function(){
|
|
if(options.callbacks && !$this.data("mCS_tweenRunning")){callbacks("onScrollStart");}
|
|
if($this.data("autoHideScrollbar")){functions.showScrollbar.call(mCSB_scrollTools);}
|
|
},
|
|
onUpdate:function(){
|
|
if(options.callbacks){callbacks("whileScrolling");}
|
|
},
|
|
onComplete:function(){
|
|
if(options.callbacks){
|
|
callbacks("onScroll");
|
|
if(scrollBeginning || (scrollBeginningOffset && mCSB_container.position().top>=scrollBeginningOffset)){callbacks("onTotalScrollBack");}
|
|
if(totalScroll || (totalScrollOffset && mCSB_container.position().top<=totalScrollOffset)){callbacks("onTotalScroll");}
|
|
}
|
|
mCSB_dragger.data("preventAction",false); $this.data("mCS_tweenRunning",false);
|
|
if($this.data("autoHideScrollbar")){if(!mCustomScrollBox.hasClass("mCS-mouse-over")){functions.hideScrollbar.call(mCSB_scrollTools);}}
|
|
}
|
|
});
|
|
}
|
|
if($this.data("mCS_Init")){$this.data({"mCS_Init":false});}
|
|
}
|
|
}
|
|
/*callbacks*/
|
|
function callbacks(cb){
|
|
this.mcs={
|
|
top:mCSB_container.position().top,left:mCSB_container.position().left,
|
|
draggerTop:mCSB_dragger.position().top,draggerLeft:mCSB_dragger.position().left,
|
|
topPct:Math.round((100*Math.abs(mCSB_container.position().top))/Math.abs(mCSB_container.outerHeight()-mCustomScrollBox.height())),
|
|
leftPct:Math.round((100*Math.abs(mCSB_container.position().left))/Math.abs(mCSB_container.outerWidth()-mCustomScrollBox.width()))
|
|
};
|
|
switch(cb){
|
|
/*start scrolling callback*/
|
|
case "onScrollStart":
|
|
$this.data("mCS_tweenRunning",true).data("onScrollStart_Callback").call($this,this.mcs);
|
|
break;
|
|
case "whileScrolling":
|
|
$this.data("whileScrolling_Callback").call($this,this.mcs);
|
|
break;
|
|
case "onScroll":
|
|
$this.data("onScroll_Callback").call($this,this.mcs);
|
|
break;
|
|
case "onTotalScrollBack":
|
|
$this.data("onTotalScrollBack_Callback").call($this,this.mcs);
|
|
break;
|
|
case "onTotalScroll":
|
|
$this.data("onTotalScroll_Callback").call($this,this.mcs);
|
|
break;
|
|
}
|
|
}
|
|
},
|
|
stop:function(){
|
|
var $this=$(this),
|
|
mCSB_container=$this.children().children(".mCSB_container"),
|
|
mCSB_dragger=$this.children().children().children().children(".mCSB_dragger");
|
|
functions.mTweenAxisStop.call(this,mCSB_container[0]);
|
|
functions.mTweenAxisStop.call(this,mCSB_dragger[0]);
|
|
},
|
|
disable:function(resetScroll){
|
|
var $this=$(this),
|
|
mCustomScrollBox=$this.children(".mCustomScrollBox"),
|
|
mCSB_container=mCustomScrollBox.children(".mCSB_container"),
|
|
mCSB_scrollTools=mCustomScrollBox.children(".mCSB_scrollTools"),
|
|
mCSB_dragger=mCSB_scrollTools.children().children(".mCSB_dragger");
|
|
mCustomScrollBox.unbind("mousewheel focusin mouseenter mouseleave touchend");
|
|
mCSB_container.unbind("touchstart touchmove")
|
|
if(resetScroll){
|
|
if($this.data("horizontalScroll")){
|
|
mCSB_dragger.add(mCSB_container).css("left",0);
|
|
}else{
|
|
mCSB_dragger.add(mCSB_container).css("top",0);
|
|
}
|
|
}
|
|
mCSB_scrollTools.css("display","none");
|
|
mCSB_container.addClass("mCS_no_scrollbar");
|
|
$this.data({"bindEvent_mousewheel":false,"bindEvent_focusin":false,"bindEvent_content_touch":false,"bindEvent_autoHideScrollbar":false}).addClass("mCS_disabled");
|
|
},
|
|
destroy:function(){
|
|
var $this=$(this);
|
|
$this.removeClass("mCustomScrollbar _mCS_"+$this.data("mCustomScrollbarIndex")).addClass("mCS_destroyed").children().children(".mCSB_container").unwrap().children().unwrap().siblings(".mCSB_scrollTools").remove();
|
|
$(document).unbind("mousemove."+$this.data("mCustomScrollbarIndex")+" mouseup."+$this.data("mCustomScrollbarIndex")+" MSPointerMove."+$this.data("mCustomScrollbarIndex")+" MSPointerUp."+$this.data("mCustomScrollbarIndex"));
|
|
$(window).unbind("resize."+$this.data("mCustomScrollbarIndex"));
|
|
}
|
|
},
|
|
functions={
|
|
/*hide/show scrollbar*/
|
|
showScrollbar:function(){
|
|
this.stop().animate({opacity:1},"fast");
|
|
},
|
|
hideScrollbar:function(){
|
|
this.stop().animate({opacity:0},"fast");
|
|
},
|
|
/*js animation tween*/
|
|
mTweenAxis:function(el,prop,to,duration,easing,callbacks){
|
|
var callbacks=callbacks || {},
|
|
onStart=callbacks.onStart || function(){},onUpdate=callbacks.onUpdate || function(){},onComplete=callbacks.onComplete || function(){};
|
|
var startTime=_getTime(),_delay,progress=0,from=el.offsetTop,elStyle=el.style;
|
|
if(prop==="left"){from=el.offsetLeft;}
|
|
var diff=to-from;
|
|
_cancelTween();
|
|
_startTween();
|
|
function _getTime(){
|
|
if(window.performance && window.performance.now){
|
|
return window.performance.now();
|
|
}else{
|
|
if(window.performance && window.performance.webkitNow){
|
|
return window.performance.webkitNow();
|
|
}else{
|
|
if(Date.now){return Date.now();}else{return new Date().getTime();}
|
|
}
|
|
}
|
|
}
|
|
function _step(){
|
|
if(!progress){onStart.call();}
|
|
progress=_getTime()-startTime;
|
|
_tween();
|
|
if(progress>=el._time){
|
|
el._time=(progress>el._time) ? progress+_delay-(progress- el._time) : progress+_delay-1;
|
|
if(el._time<progress+1){el._time=progress+1;}
|
|
}
|
|
if(el._time<duration){el._id=_request(_step);}else{onComplete.call();}
|
|
}
|
|
function _tween(){
|
|
if(duration>0){
|
|
el.currVal=_ease(el._time,from,diff,duration,easing);
|
|
elStyle[prop]=Math.round(el.currVal)+"px";
|
|
}else{
|
|
elStyle[prop]=to+"px";
|
|
}
|
|
onUpdate.call();
|
|
}
|
|
function _startTween(){
|
|
_delay=1000/60;
|
|
el._time=progress+_delay;
|
|
_request=(!window.requestAnimationFrame) ? function(f){_tween(); return setTimeout(f,0.01);} : window.requestAnimationFrame;
|
|
el._id=_request(_step);
|
|
}
|
|
function _cancelTween(){
|
|
if(el._id==null){return;}
|
|
if(!window.requestAnimationFrame){clearTimeout(el._id);
|
|
}else{window.cancelAnimationFrame(el._id);}
|
|
el._id=null;
|
|
}
|
|
function _ease(t,b,c,d,type){
|
|
switch(type){
|
|
case "linear":
|
|
return c*t/d + b;
|
|
break;
|
|
case "easeOutQuad":
|
|
t /= d; return -c * t*(t-2) + b;
|
|
break;
|
|
case "easeInOutQuad":
|
|
t /= d/2;
|
|
if (t < 1) return c/2*t*t + b;
|
|
t--;
|
|
return -c/2 * (t*(t-2) - 1) + b;
|
|
break;
|
|
case "easeOutCubic":
|
|
t /= d; t--; return c*(t*t*t + 1) + b;
|
|
break;
|
|
case "easeOutQuart":
|
|
t /= d; t--; return -c * (t*t*t*t - 1) + b;
|
|
break;
|
|
case "easeOutQuint":
|
|
t /= d; t--; return c*(t*t*t*t*t + 1) + b;
|
|
break;
|
|
case "easeOutCirc":
|
|
t /= d; t--; return c * Math.sqrt(1 - t*t) + b;
|
|
break;
|
|
case "easeOutSine":
|
|
return c * Math.sin(t/d * (Math.PI/2)) + b;
|
|
break;
|
|
case "easeOutExpo":
|
|
return c * ( -Math.pow( 2, -10 * t/d ) + 1 ) + b;
|
|
break;
|
|
case "mcsEaseOut":
|
|
var ts=(t/=d)*t,tc=ts*t;
|
|
return b+c*(0.499999999999997*tc*ts + -2.5*ts*ts + 5.5*tc + -6.5*ts + 4*t);
|
|
break;
|
|
case "draggerRailEase":
|
|
t /= d/2;
|
|
if (t < 1) return c/2*t*t*t + b;
|
|
t -= 2;
|
|
return c/2*(t*t*t + 2) + b;
|
|
break;
|
|
}
|
|
}
|
|
},
|
|
/*stop js animation tweens*/
|
|
mTweenAxisStop:function(el){
|
|
if(el._id==null){return;}
|
|
if(!window.requestAnimationFrame){clearTimeout(el._id);
|
|
}else{window.cancelAnimationFrame(el._id);}
|
|
el._id=null;
|
|
},
|
|
/*detect requestAnimationFrame and polyfill*/
|
|
rafPolyfill:function(){
|
|
var pfx=["ms","moz","webkit","o"],i=pfx.length;
|
|
while(--i > -1 && !window.requestAnimationFrame){
|
|
window.requestAnimationFrame=window[pfx[i]+"RequestAnimationFrame"];
|
|
window.cancelAnimationFrame=window[pfx[i]+"CancelAnimationFrame"] || window[pfx[i]+"CancelRequestAnimationFrame"];
|
|
}
|
|
}
|
|
}
|
|
/*detect features*/
|
|
functions.rafPolyfill.call(); /*requestAnimationFrame*/
|
|
$.support.touch=!!('ontouchstart' in window); /*touch*/
|
|
$.support.msPointer=window.navigator.msPointerEnabled; /*MSPointer support*/
|
|
/*plugin dependencies*/
|
|
var _dlp=("https:"==document.location.protocol) ? "https:" : "http:";
|
|
$.event.special.mousewheel || document.write('<script src="'+_dlp+'//cdnjs.cloudflare.com/ajax/libs/jquery-mousewheel/3.0.6/jquery.mousewheel.min.js"><\/script>');
|
|
/*plugin fn*/
|
|
$.fn.mCustomScrollbar=function(method){
|
|
if(methods[method]){
|
|
return methods[method].apply(this,Array.prototype.slice.call(arguments,1));
|
|
}else if(typeof method==="object" || !method){
|
|
return methods.init.apply(this,arguments);
|
|
}else{
|
|
$.error("Method "+method+" does not exist");
|
|
}
|
|
};
|
|
})(jQuery); |