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@@ -36,2388 +36,2969 @@ the production-ready jquery.mCustomScrollbar.concat.min.js which contains the pl
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and dependencies (minified).
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*/
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-(function(factory){
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- if(typeof module!=="undefined" && module.exports){
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- module.exports=factory;
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- }else{
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- factory(jQuery,window,document);
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- }
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-}(function($){
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-(function(init){
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- var _rjs=typeof define==="function" && define.amd, /* RequireJS */
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- _njs=typeof module !== "undefined" && module.exports; /* NodeJS */
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- if(!_rjs){
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- if(_njs){
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- require("jquery-mousewheel")($);
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- }else{
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- /* Only load locally jquery-mousewheel plugin.
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- (works when mCustomScrollbar fn is called on window load) */
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- $.event.special.mousewheel;
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- }
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- }
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- init();
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-}(function(){
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-
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- /*
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- ----------------------------------------
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- PLUGIN NAMESPACE, PREFIX, DEFAULT SELECTOR(S)
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- ----------------------------------------
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- */
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-
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- var pluginNS="mCustomScrollbar",
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- pluginPfx="mCS",
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- defaultSelector=".mCustomScrollbar",
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-
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-
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-
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-
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-
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- /*
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- ----------------------------------------
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- DEFAULT OPTIONS
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- ----------------------------------------
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- */
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-
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- defaults={
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- /*
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- set element/content width/height programmatically
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- values: boolean, pixels, percentage
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- option default
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- -------------------------------------
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- setWidth false
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- setHeight false
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- */
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- /*
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- set the initial css top property of content
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- values: string (e.g. "-100px", "10%" etc.)
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- */
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- setTop:0,
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- /*
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- set the initial css left property of content
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- values: string (e.g. "-100px", "10%" etc.)
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- */
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- setLeft:0,
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- /*
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- scrollbar axis (vertical and/or horizontal scrollbars)
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- values (string): "y", "x", "yx"
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- */
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- axis:"y",
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- /*
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- position of scrollbar relative to content
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- values (string): "inside", "outside" ("outside" requires elements with position:relative)
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- */
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- scrollbarPosition:"inside",
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- /*
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- scrolling inertia
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- values: integer (milliseconds). default: 0
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- */
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- scrollInertia:Meteor.settings.public.SCROLLINERTIA,
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- /*
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- auto-adjust scrollbar dragger length
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- values: boolean
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- */
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- autoDraggerLength:true,
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- /*
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- auto-hide scrollbar when idle
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- values: boolean
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- option default
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- -------------------------------------
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- autoHideScrollbar false
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- */
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- /*
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- auto-expands scrollbar on mouse-over and dragging
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- values: boolean
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- option default
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- -------------------------------------
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- autoExpandScrollbar false
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- */
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- /*
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- always show scrollbar, even when there's nothing to scroll
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- values: integer (0=disable, 1=always show dragger rail and buttons, 2=always show dragger rail, dragger and buttons), boolean
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- */
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- alwaysShowScrollbar:0,
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- /*
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- scrolling always snaps to a multiple of this number in pixels
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- values: integer, array ([y,x])
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- option default
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- -------------------------------------
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- snapAmount null
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- */
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- /*
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- when snapping, snap with this number in pixels as an offset
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- values: integer
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- */
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- snapOffset:0,
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- /*
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- mouse-wheel scrolling
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- */
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- mouseWheel:{
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- /*
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- enable mouse-wheel scrolling
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- values: boolean
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- */
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- enable:true,
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- /*
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- scrolling amount in pixels
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- values: "auto", integer
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- */
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- scrollAmount:Meteor.settings.public.SCROLLAMOUNT,
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- /*
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- mouse-wheel scrolling axis
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- the default scrolling direction when both vertical and horizontal scrollbars are present
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- values (string): "y", "x"
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- */
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- axis:"y",
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- /*
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- prevent the default behaviour which automatically scrolls the parent element(s) when end of scrolling is reached
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- values: boolean
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- option default
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- -------------------------------------
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- preventDefault null
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- */
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- /*
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- the reported mouse-wheel delta value. The number of lines (translated to pixels) one wheel notch scrolls.
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- values: "auto", integer
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- "auto" uses the default OS/browser value
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- */
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- deltaFactor:"auto",
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- /*
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- normalize mouse-wheel delta to -1 or 1 (disables mouse-wheel acceleration)
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- values: boolean
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- option default
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- -------------------------------------
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- normalizeDelta null
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- */
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- /*
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- invert mouse-wheel scrolling direction
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- values: boolean
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- option default
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- -------------------------------------
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- invert null
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- */
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- /*
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- the tags that disable mouse-wheel when cursor is over them
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- */
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- disableOver:["select","option","keygen","datalist","textarea"]
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- },
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- /*
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- scrollbar buttons
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- */
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- scrollButtons:{
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- /*
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- enable scrollbar buttons
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- values: boolean
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- option default
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- -------------------------------------
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- enable null
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- */
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- /*
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- scrollbar buttons scrolling type
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- values (string): "stepless", "stepped"
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- */
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- scrollType:"stepless",
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- /*
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- scrolling amount in pixels
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- values: "auto", integer
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- */
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- scrollAmount:"auto"
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- /*
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- tabindex of the scrollbar buttons
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- values: false, integer
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- option default
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- -------------------------------------
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- tabindex null
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- */
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- },
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- /*
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- keyboard scrolling
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- */
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- keyboard:{
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- /*
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- enable scrolling via keyboard
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- values: boolean
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- */
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- enable:true,
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- /*
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- keyboard scrolling type
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- values (string): "stepless", "stepped"
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- */
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- scrollType:"stepless",
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- /*
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- scrolling amount in pixels
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- values: "auto", integer
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- */
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- scrollAmount:"auto"
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- },
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- /*
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- enable content touch-swipe scrolling
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- values: boolean, integer, string (number)
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- integer values define the axis-specific minimum amount required for scrolling momentum
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- */
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- contentTouchScroll:25,
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- /*
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- enable/disable document (default) touch-swipe scrolling
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- */
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- documentTouchScroll:true,
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- /*
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- advanced option parameters
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- */
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- advanced:{
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- /*
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- auto-expand content horizontally (for "x" or "yx" axis)
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- values: boolean, integer (the value 2 forces the non scrollHeight/scrollWidth method, the value 3 forces the scrollHeight/scrollWidth method)
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- option default
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- -------------------------------------
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- autoExpandHorizontalScroll null
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- */
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- /*
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- auto-scroll to elements with focus
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- */
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- autoScrollOnFocus:"input,textarea,select,button,datalist,keygen,a[tabindex],area,object,[contenteditable='true']",
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- /*
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- auto-update scrollbars on content, element or viewport resize
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- should be true for fluid layouts/elements, adding/removing content dynamically, hiding/showing elements, content with images etc.
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- values: boolean
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- */
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- updateOnContentResize:true,
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- /*
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- auto-update scrollbars each time each image inside the element is fully loaded
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- values: "auto", boolean
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- */
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- updateOnImageLoad:"auto",
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- /*
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- auto-update scrollbars based on the amount and size changes of specific selectors
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- useful when you need to update the scrollbar(s) automatically, each time a type of element is added, removed or changes its size
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- values: boolean, string (e.g. "ul li" will auto-update scrollbars each time list-items inside the element are changed)
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- a value of true (boolean) will auto-update scrollbars each time any element is changed
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- option default
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- -------------------------------------
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- updateOnSelectorChange null
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- */
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- /*
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- extra selectors that'll allow scrollbar dragging upon mousemove/up, pointermove/up, touchend etc. (e.g. "selector-1, selector-2")
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- option default
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- -------------------------------------
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- extraDraggableSelectors null
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- */
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- /*
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- extra selectors that'll release scrollbar dragging upon mouseup, pointerup, touchend etc. (e.g. "selector-1, selector-2")
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- option default
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- -------------------------------------
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- releaseDraggableSelectors null
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- */
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- /*
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- auto-update timeout
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- values: integer (milliseconds)
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- */
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- autoUpdateTimeout:60
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- },
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- /*
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- scrollbar theme
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- values: string (see CSS/plugin URI for a list of ready-to-use themes)
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- */
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- theme:"light",
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- /*
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- user defined callback functions
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- */
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- callbacks:{
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- /*
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- Available callbacks:
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- callback default
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- -------------------------------------
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- onCreate null
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- onInit null
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- onScrollStart null
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- onScroll null
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- onTotalScroll null
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- onTotalScrollBack null
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- whileScrolling null
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- onOverflowY null
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- onOverflowX null
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- onOverflowYNone null
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- onOverflowXNone null
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- onImageLoad null
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- onSelectorChange null
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- onBeforeUpdate null
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- onUpdate null
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- */
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- onTotalScrollOffset:0,
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- onTotalScrollBackOffset:0,
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- alwaysTriggerOffsets:true
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- }
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- /*
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- add scrollbar(s) on all elements matching the current selector, now and in the future
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- values: boolean, string
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- string values: "on" (enable), "once" (disable after first invocation), "off" (disable)
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- liveSelector values: string (selector)
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- option default
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- -------------------------------------
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- live false
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- liveSelector null
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- */
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- },
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-
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-
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-
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-
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-
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- /*
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- ----------------------------------------
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- VARS, CONSTANTS
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- ----------------------------------------
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- */
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-
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- totalInstances=0, /* plugin instances amount */
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- liveTimers={}, /* live option timers */
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- oldIE=(window.attachEvent && !window.addEventListener) ? 1 : 0, /* detect IE < 9 */
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- touchActive=false,touchable, /* global touch vars (for touch and pointer events) */
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- /* general plugin classes */
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- classes=[
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- "mCSB_dragger_onDrag","mCSB_scrollTools_onDrag","mCS_img_loaded","mCS_disabled","mCS_destroyed","mCS_no_scrollbar",
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- "mCS-autoHide","mCS-dir-rtl","mCS_no_scrollbar_y","mCS_no_scrollbar_x","mCS_y_hidden","mCS_x_hidden","mCSB_draggerContainer",
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- "mCSB_buttonUp","mCSB_buttonDown","mCSB_buttonLeft","mCSB_buttonRight"
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- ],
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-
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-
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-
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-
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-
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- /*
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- ----------------------------------------
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- METHODS
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- ----------------------------------------
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- */
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-
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- methods={
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-
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- /*
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- plugin initialization method
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- creates the scrollbar(s), plugin data object and options
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- ----------------------------------------
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- */
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-
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- init:function(options){
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-
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- var options=$.extend(true,{},defaults,options),
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- selector=_selector.call(this); /* validate selector */
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-
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- /*
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- if live option is enabled, monitor for elements matching the current selector and
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- apply scrollbar(s) when found (now and in the future)
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- */
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- if(options.live){
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- var liveSelector=options.liveSelector || this.selector || defaultSelector, /* live selector(s) */
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- $liveSelector=$(liveSelector); /* live selector(s) as jquery object */
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- if(options.live==="off"){
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- /*
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- disable live if requested
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- usage: $(selector).mCustomScrollbar({live:"off"});
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- */
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- removeLiveTimers(liveSelector);
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- return;
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- }
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- liveTimers[liveSelector]=setTimeout(function(){
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- /* call mCustomScrollbar fn on live selector(s) every half-second */
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- $liveSelector.mCustomScrollbar(options);
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- if(options.live==="once" && $liveSelector.length){
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- /* disable live after first invocation */
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- removeLiveTimers(liveSelector);
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- }
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- },500);
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- }else{
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- removeLiveTimers(liveSelector);
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- }
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-
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- /* options backward compatibility (for versions < 3.0.0) and normalization */
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- options.setWidth=(options.set_width) ? options.set_width : options.setWidth;
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- options.setHeight=(options.set_height) ? options.set_height : options.setHeight;
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- options.axis=(options.horizontalScroll) ? "x" : _findAxis(options.axis);
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- options.scrollInertia=options.scrollInertia>0 && options.scrollInertia<17 ? 17 : options.scrollInertia;
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- if(typeof options.mouseWheel!=="object" && options.mouseWheel==true){ /* old school mouseWheel option (non-object) */
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- options.mouseWheel={enable:true,scrollAmount:"auto",axis:"y",preventDefault:false,deltaFactor:"auto",normalizeDelta:false,invert:false}
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- }
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- options.mouseWheel.scrollAmount=!options.mouseWheelPixels ? options.mouseWheel.scrollAmount : options.mouseWheelPixels;
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- options.mouseWheel.normalizeDelta=!options.advanced.normalizeMouseWheelDelta ? options.mouseWheel.normalizeDelta : options.advanced.normalizeMouseWheelDelta;
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- options.scrollButtons.scrollType=_findScrollButtonsType(options.scrollButtons.scrollType);
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-
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- _theme(options); /* theme-specific options */
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-
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- /* plugin constructor */
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- return $(selector).each(function(){
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-
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- var $this=$(this);
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+(function(factory) {
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+ if (typeof module !== "undefined" && module.exports) {
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+ module.exports = factory;
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+ } else {
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+ factory(jQuery, window, document);
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+ }
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+}(function($) {
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+ (function(init) {
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+ var _rjs = typeof define === "function" && define.amd,
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+ /* RequireJS */
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+ _njs = typeof module !== "undefined" && module.exports; /* NodeJS */
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+ if (!_rjs) {
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+ if (_njs) {
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+ require("jquery-mousewheel")($);
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+ } else {
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+ /* Only load locally jquery-mousewheel plugin.
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+ (works when mCustomScrollbar fn is called on window load) */
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+ $.event.special.mousewheel;
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+ }
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+ }
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+ init();
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+ }(function() {
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+
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+ /*
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+ ----------------------------------------
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+ PLUGIN NAMESPACE, PREFIX, DEFAULT SELECTOR(S)
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+ ----------------------------------------
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+ */
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+
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+ var pluginNS = "mCustomScrollbar",
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+ pluginPfx = "mCS",
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+ defaultSelector = ".mCustomScrollbar",
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+
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+
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+
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+
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+
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+ /*
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+ ----------------------------------------
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+ DEFAULT OPTIONS
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+ ----------------------------------------
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+ */
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+
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+ defaults = {
|
|
|
+ /*
|
|
|
+ set element/content width/height programmatically
|
|
|
+ values: boolean, pixels, percentage
|
|
|
+ option default
|
|
|
+ -------------------------------------
|
|
|
+ setWidth false
|
|
|
+ setHeight false
|
|
|
+ */
|
|
|
+ /*
|
|
|
+ set the initial css top property of content
|
|
|
+ values: string (e.g. "-100px", "10%" etc.)
|
|
|
+ */
|
|
|
+ setTop: 0,
|
|
|
+ /*
|
|
|
+ set the initial css left property of content
|
|
|
+ values: string (e.g. "-100px", "10%" etc.)
|
|
|
+ */
|
|
|
+ setLeft: 0,
|
|
|
+ /*
|
|
|
+ scrollbar axis (vertical and/or horizontal scrollbars)
|
|
|
+ values (string): "y", "x", "yx"
|
|
|
+ */
|
|
|
+ axis: "y",
|
|
|
+ /*
|
|
|
+ position of scrollbar relative to content
|
|
|
+ values (string): "inside", "outside" ("outside" requires elements with position:relative)
|
|
|
+ */
|
|
|
+ scrollbarPosition: "inside",
|
|
|
+ /*
|
|
|
+ scrolling inertia
|
|
|
+ values: integer (milliseconds). default: 0
|
|
|
+ */
|
|
|
+ scrollInertia: Meteor.settings.public.SCROLLINERTIA,
|
|
|
+ /*
|
|
|
+ auto-adjust scrollbar dragger length
|
|
|
+ values: boolean
|
|
|
+ */
|
|
|
+ autoDraggerLength: true,
|
|
|
+ /*
|
|
|
+ auto-hide scrollbar when idle
|
|
|
+ values: boolean
|
|
|
+ option default
|
|
|
+ -------------------------------------
|
|
|
+ autoHideScrollbar false
|
|
|
+ */
|
|
|
+ /*
|
|
|
+ auto-expands scrollbar on mouse-over and dragging
|
|
|
+ values: boolean
|
|
|
+ option default
|
|
|
+ -------------------------------------
|
|
|
+ autoExpandScrollbar false
|
|
|
+ */
|
|
|
+ /*
|
|
|
+ always show scrollbar, even when there's nothing to scroll
|
|
|
+ values: integer (0=disable, 1=always show dragger rail and buttons, 2=always show dragger rail, dragger and buttons), boolean
|
|
|
+ */
|
|
|
+ alwaysShowScrollbar: 0,
|
|
|
+ /*
|
|
|
+ scrolling always snaps to a multiple of this number in pixels
|
|
|
+ values: integer, array ([y,x])
|
|
|
+ option default
|
|
|
+ -------------------------------------
|
|
|
+ snapAmount null
|
|
|
+ */
|
|
|
+ /*
|
|
|
+ when snapping, snap with this number in pixels as an offset
|
|
|
+ values: integer
|
|
|
+ */
|
|
|
+ snapOffset: 0,
|
|
|
+ /*
|
|
|
+ mouse-wheel scrolling
|
|
|
+ */
|
|
|
+ mouseWheel: {
|
|
|
+ /*
|
|
|
+ enable mouse-wheel scrolling
|
|
|
+ values: boolean
|
|
|
+ */
|
|
|
+ enable: true,
|
|
|
+ /*
|
|
|
+ scrolling amount in pixels
|
|
|
+ values: "auto", integer
|
|
|
+ */
|
|
|
+ scrollAmount: Meteor.settings.public.SCROLLAMOUNT,
|
|
|
+ /*
|
|
|
+ mouse-wheel scrolling axis
|
|
|
+ the default scrolling direction when both vertical and horizontal scrollbars are present
|
|
|
+ values (string): "y", "x"
|
|
|
+ */
|
|
|
+ axis: "y",
|
|
|
+ /*
|
|
|
+ prevent the default behaviour which automatically scrolls the parent element(s) when end of scrolling is reached
|
|
|
+ values: boolean
|
|
|
+ option default
|
|
|
+ -------------------------------------
|
|
|
+ preventDefault null
|
|
|
+ */
|
|
|
+ /*
|
|
|
+ the reported mouse-wheel delta value. The number of lines (translated to pixels) one wheel notch scrolls.
|
|
|
+ values: "auto", integer
|
|
|
+ "auto" uses the default OS/browser value
|
|
|
+ */
|
|
|
+ deltaFactor: Meteor.settings.public.SCROLLDELTAFACTOR,
|
|
|
+ /*
|
|
|
+ normalize mouse-wheel delta to -1 or 1 (disables mouse-wheel acceleration)
|
|
|
+ values: boolean
|
|
|
+ option default
|
|
|
+ -------------------------------------
|
|
|
+ normalizeDelta null
|
|
|
+ */
|
|
|
+ /*
|
|
|
+ invert mouse-wheel scrolling direction
|
|
|
+ values: boolean
|
|
|
+ option default
|
|
|
+ -------------------------------------
|
|
|
+ invert null
|
|
|
+ */
|
|
|
+ /*
|
|
|
+ the tags that disable mouse-wheel when cursor is over them
|
|
|
+ */
|
|
|
+ disableOver: ["select", "option", "keygen", "datalist", "textarea"]
|
|
|
+ },
|
|
|
+ /*
|
|
|
+ scrollbar buttons
|
|
|
+ */
|
|
|
+ scrollButtons: {
|
|
|
+ /*
|
|
|
+ enable scrollbar buttons
|
|
|
+ values: boolean
|
|
|
+ option default
|
|
|
+ -------------------------------------
|
|
|
+ enable null
|
|
|
+ */
|
|
|
+ /*
|
|
|
+ scrollbar buttons scrolling type
|
|
|
+ values (string): "stepless", "stepped"
|
|
|
+ */
|
|
|
+ scrollType: "stepless",
|
|
|
+ /*
|
|
|
+ scrolling amount in pixels
|
|
|
+ values: "auto", integer
|
|
|
+ */
|
|
|
+ scrollAmount: "auto"
|
|
|
+ /*
|
|
|
+ tabindex of the scrollbar buttons
|
|
|
+ values: false, integer
|
|
|
+ option default
|
|
|
+ -------------------------------------
|
|
|
+ tabindex null
|
|
|
+ */
|
|
|
+ },
|
|
|
+ /*
|
|
|
+ keyboard scrolling
|
|
|
+ */
|
|
|
+ keyboard: {
|
|
|
+ /*
|
|
|
+ enable scrolling via keyboard
|
|
|
+ values: boolean
|
|
|
+ */
|
|
|
+ enable: true,
|
|
|
+ /*
|
|
|
+ keyboard scrolling type
|
|
|
+ values (string): "stepless", "stepped"
|
|
|
+ */
|
|
|
+ scrollType: "stepless",
|
|
|
+ /*
|
|
|
+ scrolling amount in pixels
|
|
|
+ values: "auto", integer
|
|
|
+ */
|
|
|
+ scrollAmount: "auto"
|
|
|
+ },
|
|
|
+ /*
|
|
|
+ enable content touch-swipe scrolling
|
|
|
+ values: boolean, integer, string (number)
|
|
|
+ integer values define the axis-specific minimum amount required for scrolling momentum
|
|
|
+ */
|
|
|
+ contentTouchScroll: 25,
|
|
|
+ /*
|
|
|
+ enable/disable document (default) touch-swipe scrolling
|
|
|
+ */
|
|
|
+ documentTouchScroll: true,
|
|
|
+ /*
|
|
|
+ advanced option parameters
|
|
|
+ */
|
|
|
+ advanced: {
|
|
|
+ /*
|
|
|
+ auto-expand content horizontally (for "x" or "yx" axis)
|
|
|
+ values: boolean, integer (the value 2 forces the non scrollHeight/scrollWidth method, the value 3 forces the scrollHeight/scrollWidth method)
|
|
|
+ option default
|
|
|
+ -------------------------------------
|
|
|
+ autoExpandHorizontalScroll null
|
|
|
+ */
|
|
|
+ /*
|
|
|
+ auto-scroll to elements with focus
|
|
|
+ */
|
|
|
+ autoScrollOnFocus: "input,textarea,select,button,datalist,keygen,a[tabindex],area,object,[contenteditable='true']",
|
|
|
+ /*
|
|
|
+ auto-update scrollbars on content, element or viewport resize
|
|
|
+ should be true for fluid layouts/elements, adding/removing content dynamically, hiding/showing elements, content with images etc.
|
|
|
+ values: boolean
|
|
|
+ */
|
|
|
+ updateOnContentResize: true,
|
|
|
+ /*
|
|
|
+ auto-update scrollbars each time each image inside the element is fully loaded
|
|
|
+ values: "auto", boolean
|
|
|
+ */
|
|
|
+ updateOnImageLoad: "auto",
|
|
|
+ /*
|
|
|
+ auto-update scrollbars based on the amount and size changes of specific selectors
|
|
|
+ useful when you need to update the scrollbar(s) automatically, each time a type of element is added, removed or changes its size
|
|
|
+ values: boolean, string (e.g. "ul li" will auto-update scrollbars each time list-items inside the element are changed)
|
|
|
+ a value of true (boolean) will auto-update scrollbars each time any element is changed
|
|
|
+ option default
|
|
|
+ -------------------------------------
|
|
|
+ updateOnSelectorChange null
|
|
|
+ */
|
|
|
+ /*
|
|
|
+ extra selectors that'll allow scrollbar dragging upon mousemove/up, pointermove/up, touchend etc. (e.g. "selector-1, selector-2")
|
|
|
+ option default
|
|
|
+ -------------------------------------
|
|
|
+ extraDraggableSelectors null
|
|
|
+ */
|
|
|
+ /*
|
|
|
+ extra selectors that'll release scrollbar dragging upon mouseup, pointerup, touchend etc. (e.g. "selector-1, selector-2")
|
|
|
+ option default
|
|
|
+ -------------------------------------
|
|
|
+ releaseDraggableSelectors null
|
|
|
+ */
|
|
|
+ /*
|
|
|
+ auto-update timeout
|
|
|
+ values: integer (milliseconds)
|
|
|
+ */
|
|
|
+ autoUpdateTimeout: 60
|
|
|
+ },
|
|
|
+ /*
|
|
|
+ scrollbar theme
|
|
|
+ values: string (see CSS/plugin URI for a list of ready-to-use themes)
|
|
|
+ */
|
|
|
+ theme: "light",
|
|
|
+ /*
|
|
|
+ user defined callback functions
|
|
|
+ */
|
|
|
+ callbacks: {
|
|
|
+ /*
|
|
|
+ Available callbacks:
|
|
|
+ callback default
|
|
|
+ -------------------------------------
|
|
|
+ onCreate null
|
|
|
+ onInit null
|
|
|
+ onScrollStart null
|
|
|
+ onScroll null
|
|
|
+ onTotalScroll null
|
|
|
+ onTotalScrollBack null
|
|
|
+ whileScrolling null
|
|
|
+ onOverflowY null
|
|
|
+ onOverflowX null
|
|
|
+ onOverflowYNone null
|
|
|
+ onOverflowXNone null
|
|
|
+ onImageLoad null
|
|
|
+ onSelectorChange null
|
|
|
+ onBeforeUpdate null
|
|
|
+ onUpdate null
|
|
|
+ */
|
|
|
+ onTotalScrollOffset: 0,
|
|
|
+ onTotalScrollBackOffset: 0,
|
|
|
+ alwaysTriggerOffsets: true
|
|
|
+ }
|
|
|
+ /*
|
|
|
+ add scrollbar(s) on all elements matching the current selector, now and in the future
|
|
|
+ values: boolean, string
|
|
|
+ string values: "on" (enable), "once" (disable after first invocation), "off" (disable)
|
|
|
+ liveSelector values: string (selector)
|
|
|
+ option default
|
|
|
+ -------------------------------------
|
|
|
+ live false
|
|
|
+ liveSelector null
|
|
|
+ */
|
|
|
+ },
|
|
|
+
|
|
|
+
|
|
|
+
|
|
|
+
|
|
|
+
|
|
|
+ /*
|
|
|
+ ----------------------------------------
|
|
|
+ VARS, CONSTANTS
|
|
|
+ ----------------------------------------
|
|
|
+ */
|
|
|
+
|
|
|
+ totalInstances = 0,
|
|
|
+ /* plugin instances amount */
|
|
|
+ liveTimers = {},
|
|
|
+ /* live option timers */
|
|
|
+ oldIE = (window.attachEvent && !window.addEventListener) ? 1 : 0,
|
|
|
+ /* detect IE < 9 */
|
|
|
+ touchActive = false,
|
|
|
+ touchable, /* global touch vars (for touch and pointer events) */
|
|
|
+ /* general plugin classes */
|
|
|
+ classes = [
|
|
|
+ "mCSB_dragger_onDrag", "mCSB_scrollTools_onDrag", "mCS_img_loaded", "mCS_disabled", "mCS_destroyed", "mCS_no_scrollbar",
|
|
|
+ "mCS-autoHide", "mCS-dir-rtl", "mCS_no_scrollbar_y", "mCS_no_scrollbar_x", "mCS_y_hidden", "mCS_x_hidden", "mCSB_draggerContainer",
|
|
|
+ "mCSB_buttonUp", "mCSB_buttonDown", "mCSB_buttonLeft", "mCSB_buttonRight"
|
|
|
+ ],
|
|
|
+
|
|
|
+
|
|
|
+
|
|
|
+
|
|
|
+
|
|
|
+ /*
|
|
|
+ ----------------------------------------
|
|
|
+ METHODS
|
|
|
+ ----------------------------------------
|
|
|
+ */
|
|
|
+
|
|
|
+ methods = {
|
|
|
+
|
|
|
+ /*
|
|
|
+ plugin initialization method
|
|
|
+ creates the scrollbar(s), plugin data object and options
|
|
|
+ ----------------------------------------
|
|
|
+ */
|
|
|
+
|
|
|
+ init: function(options) {
|
|
|
+
|
|
|
+ var options = $.extend(true, {}, defaults, options),
|
|
|
+ selector = _selector.call(this); /* validate selector */
|
|
|
+
|
|
|
+ /*
|
|
|
+ if live option is enabled, monitor for elements matching the current selector and
|
|
|
+ apply scrollbar(s) when found (now and in the future)
|
|
|
+ */
|
|
|
+ if (options.live) {
|
|
|
+ var liveSelector = options.liveSelector || this.selector || defaultSelector,
|
|
|
+ /* live selector(s) */
|
|
|
+ $liveSelector = $(liveSelector); /* live selector(s) as jquery object */
|
|
|
+ if (options.live === "off") {
|
|
|
+ /*
|
|
|
+ disable live if requested
|
|
|
+ usage: $(selector).mCustomScrollbar({live:"off"});
|
|
|
+ */
|
|
|
+ removeLiveTimers(liveSelector);
|
|
|
+ return;
|
|
|
+ }
|
|
|
+ liveTimers[liveSelector] = setTimeout(function() {
|
|
|
+ /* call mCustomScrollbar fn on live selector(s) every half-second */
|
|
|
+ $liveSelector.mCustomScrollbar(options);
|
|
|
+ if (options.live === "once" && $liveSelector.length) {
|
|
|
+ /* disable live after first invocation */
|
|
|
+ removeLiveTimers(liveSelector);
|
|
|
+ }
|
|
|
+ }, 500);
|
|
|
+ } else {
|
|
|
+ removeLiveTimers(liveSelector);
|
|
|
+ }
|
|
|
+
|
|
|
+ /* options backward compatibility (for versions < 3.0.0) and normalization */
|
|
|
+ options.setWidth = (options.set_width) ? options.set_width : options.setWidth;
|
|
|
+ options.setHeight = (options.set_height) ? options.set_height : options.setHeight;
|
|
|
+ options.axis = (options.horizontalScroll) ? "x" : _findAxis(options.axis);
|
|
|
+ options.scrollInertia = options.scrollInertia > 0 && options.scrollInertia < 17 ? 17 : options.scrollInertia;
|
|
|
+ if (typeof options.mouseWheel !== "object" && options.mouseWheel == true) {
|
|
|
+ /* old school mouseWheel option (non-object) */
|
|
|
+ options.mouseWheel = {
|
|
|
+ enable: true,
|
|
|
+ scrollAmount: "auto",
|
|
|
+ axis: "y",
|
|
|
+ preventDefault: false,
|
|
|
+ deltaFactor: "auto",
|
|
|
+ normalizeDelta: false,
|
|
|
+ invert: false
|
|
|
+ }
|
|
|
+ }
|
|
|
+ options.mouseWheel.scrollAmount = !options.mouseWheelPixels ? options.mouseWheel.scrollAmount : options.mouseWheelPixels;
|
|
|
+ options.mouseWheel.normalizeDelta = !options.advanced.normalizeMouseWheelDelta ? options.mouseWheel.normalizeDelta : options.advanced.normalizeMouseWheelDelta;
|
|
|
+ options.scrollButtons.scrollType = _findScrollButtonsType(options.scrollButtons.scrollType);
|
|
|
+
|
|
|
+ _theme(options); /* theme-specific options */
|
|
|
+
|
|
|
+ /* plugin constructor */
|
|
|
+ return $(selector).each(function() {
|
|
|
+
|
|
|
+ var $this = $(this);
|
|
|
+
|
|
|
+ if (!$this.data(pluginPfx)) {
|
|
|
+ /* prevent multiple instantiations */
|
|
|
+
|
|
|
+ /* store options and create objects in jquery data */
|
|
|
+ $this.data(pluginPfx, {
|
|
|
+ idx: ++totalInstances,
|
|
|
+ /* instance index */
|
|
|
+ opt: options,
|
|
|
+ /* options */
|
|
|
+ scrollRatio: {
|
|
|
+ y: null,
|
|
|
+ x: null
|
|
|
+ },
|
|
|
+ /* scrollbar to content ratio */
|
|
|
+ overflowed: null,
|
|
|
+ /* overflowed axis */
|
|
|
+ contentReset: {
|
|
|
+ y: null,
|
|
|
+ x: null
|
|
|
+ },
|
|
|
+ /* object to check when content resets */
|
|
|
+ bindEvents: false,
|
|
|
+ /* object to check if events are bound */
|
|
|
+ tweenRunning: false,
|
|
|
+ /* object to check if tween is running */
|
|
|
+ sequential: {},
|
|
|
+ /* sequential scrolling object */
|
|
|
+ langDir: $this.css("direction"),
|
|
|
+ /* detect/store direction (ltr or rtl) */
|
|
|
+ cbOffsets: null,
|
|
|
+ /* object to check whether callback offsets always trigger */
|
|
|
+ /*
|
|
|
+ object to check how scrolling events where last triggered
|
|
|
+ "internal" (default - triggered by this script), "external" (triggered by other scripts, e.g. via scrollTo method)
|
|
|
+ usage: object.data("mCS").trigger
|
|
|
+ */
|
|
|
+ trigger: null,
|
|
|
+ /*
|
|
|
+ object to check for changes in elements in order to call the update method automatically
|
|
|
+ */
|
|
|
+ poll: {
|
|
|
+ size: {
|
|
|
+ o: 0,
|
|
|
+ n: 0
|
|
|
+ },
|
|
|
+ img: {
|
|
|
+ o: 0,
|
|
|
+ n: 0
|
|
|
+ },
|
|
|
+ change: {
|
|
|
+ o: 0,
|
|
|
+ n: 0
|
|
|
+ }
|
|
|
+ }
|
|
|
+ });
|
|
|
+
|
|
|
+ var d = $this.data(pluginPfx),
|
|
|
+ o = d.opt,
|
|
|
+ /* HTML data attributes */
|
|
|
+ htmlDataAxis = $this.data("mcs-axis"),
|
|
|
+ htmlDataSbPos = $this.data("mcs-scrollbar-position"),
|
|
|
+ htmlDataTheme = $this.data("mcs-theme");
|
|
|
+
|
|
|
+ if (htmlDataAxis) {
|
|
|
+ o.axis = htmlDataAxis;
|
|
|
+ } /* usage example: data-mcs-axis="y" */
|
|
|
+ if (htmlDataSbPos) {
|
|
|
+ o.scrollbarPosition = htmlDataSbPos;
|
|
|
+ } /* usage example: data-mcs-scrollbar-position="outside" */
|
|
|
+ if (htmlDataTheme) {
|
|
|
+ /* usage example: data-mcs-theme="minimal" */
|
|
|
+ o.theme = htmlDataTheme;
|
|
|
+ _theme(o); /* theme-specific options */
|
|
|
+ }
|
|
|
+
|
|
|
+ _pluginMarkup.call(this); /* add plugin markup */
|
|
|
+
|
|
|
+ if (d && o.callbacks.onCreate && typeof o.callbacks.onCreate === "function") {
|
|
|
+ o.callbacks.onCreate.call(this);
|
|
|
+ } /* callbacks: onCreate */
|
|
|
+
|
|
|
+ $("#mCSB_" + d.idx + "_container img:not(." + classes[2] + ")").addClass(classes[2]); /* flag loaded images */
|
|
|
+
|
|
|
+ methods.update.call(null, $this); /* call the update method */
|
|
|
+
|
|
|
+ }
|
|
|
+
|
|
|
+ });
|
|
|
+
|
|
|
+ },
|
|
|
+ /* ---------------------------------------- */
|
|
|
+
|
|
|
+
|
|
|
+
|
|
|
+ /*
|
|
|
+ plugin update method
|
|
|
+ updates content and scrollbar(s) values, events and status
|
|
|
+ ----------------------------------------
|
|
|
+ usage: $(selector).mCustomScrollbar("update");
|
|
|
+ */
|
|
|
+
|
|
|
+ update: function(el, cb) {
|
|
|
+
|
|
|
+ var selector = el || _selector.call(this); /* validate selector */
|
|
|
+
|
|
|
+ return $(selector).each(function() {
|
|
|
+
|
|
|
+ var $this = $(this);
|
|
|
+
|
|
|
+ if ($this.data(pluginPfx)) {
|
|
|
+ /* check if plugin has initialized */
|
|
|
+
|
|
|
+ var d = $this.data(pluginPfx),
|
|
|
+ o = d.opt,
|
|
|
+ mCSB_container = $("#mCSB_" + d.idx + "_container"),
|
|
|
+ mCustomScrollBox = $("#mCSB_" + d.idx),
|
|
|
+ mCSB_dragger = [$("#mCSB_" + d.idx + "_dragger_vertical"), $("#mCSB_" + d.idx + "_dragger_horizontal")];
|
|
|
+
|
|
|
+ if (!mCSB_container.length) {
|
|
|
+ return;
|
|
|
+ }
|
|
|
+
|
|
|
+ if (d.tweenRunning) {
|
|
|
+ _stop($this);
|
|
|
+ } /* stop any running tweens while updating */
|
|
|
+
|
|
|
+ if (cb && d && o.callbacks.onBeforeUpdate && typeof o.callbacks.onBeforeUpdate === "function") {
|
|
|
+ o.callbacks.onBeforeUpdate.call(this);
|
|
|
+ } /* callbacks: onBeforeUpdate */
|
|
|
+
|
|
|
+ /* if element was disabled or destroyed, remove class(es) */
|
|
|
+ if ($this.hasClass(classes[3])) {
|
|
|
+ $this.removeClass(classes[3]);
|
|
|
+ }
|
|
|
+ if ($this.hasClass(classes[4])) {
|
|
|
+ $this.removeClass(classes[4]);
|
|
|
+ }
|
|
|
+
|
|
|
+ /* css flexbox fix, detect/set max-height */
|
|
|
+ mCustomScrollBox.css("max-height", "none");
|
|
|
+ if (mCustomScrollBox.height() !== $this.height()) {
|
|
|
+ mCustomScrollBox.css("max-height", $this.height());
|
|
|
+ }
|
|
|
+
|
|
|
+ _expandContentHorizontally.call(this); /* expand content horizontally */
|
|
|
+
|
|
|
+ if (o.axis !== "y" && !o.advanced.autoExpandHorizontalScroll) {
|
|
|
+ mCSB_container.css("width", _contentWidth(mCSB_container));
|
|
|
+ }
|
|
|
+
|
|
|
+ d.overflowed = _overflowed.call(this); /* determine if scrolling is required */
|
|
|
+
|
|
|
+ _scrollbarVisibility.call(this); /* show/hide scrollbar(s) */
|
|
|
+
|
|
|
+ /* auto-adjust scrollbar dragger length analogous to content */
|
|
|
+ if (o.autoDraggerLength) {
|
|
|
+ _setDraggerLength.call(this);
|
|
|
+ }
|
|
|
+
|
|
|
+ _scrollRatio.call(this); /* calculate and store scrollbar to content ratio */
|
|
|
+
|
|
|
+ _bindEvents.call(this); /* bind scrollbar events */
|
|
|
+
|
|
|
+ /* reset scrolling position and/or events */
|
|
|
+ var to = [Math.abs(mCSB_container[0].offsetTop), Math.abs(mCSB_container[0].offsetLeft)];
|
|
|
+ if (o.axis !== "x") {
|
|
|
+ /* y/yx axis */
|
|
|
+ if (!d.overflowed[0]) {
|
|
|
+ /* y scrolling is not required */
|
|
|
+ _resetContentPosition.call(this); /* reset content position */
|
|
|
+ if (o.axis === "y") {
|
|
|
+ _unbindEvents.call(this);
|
|
|
+ } else if (o.axis === "yx" && d.overflowed[1]) {
|
|
|
+ _scrollTo($this, to[1].toString(), {
|
|
|
+ dir: "x",
|
|
|
+ dur: 0,
|
|
|
+ overwrite: "none"
|
|
|
+ });
|
|
|
+ }
|
|
|
+ } else if (mCSB_dragger[0].height() > mCSB_dragger[0].parent().height()) {
|
|
|
+ _resetContentPosition.call(this); /* reset content position */
|
|
|
+ } else {
|
|
|
+ /* y scrolling is required */
|
|
|
+ _scrollTo($this, to[0].toString(), {
|
|
|
+ dir: "y",
|
|
|
+ dur: 0,
|
|
|
+ overwrite: "none"
|
|
|
+ });
|
|
|
+ d.contentReset.y = null;
|
|
|
+ }
|
|
|
+ }
|
|
|
+ if (o.axis !== "y") {
|
|
|
+ /* x/yx axis */
|
|
|
+ if (!d.overflowed[1]) {
|
|
|
+ /* x scrolling is not required */
|
|
|
+ _resetContentPosition.call(this); /* reset content position */
|
|
|
+ if (o.axis === "x") {
|
|
|
+ _unbindEvents.call(this);
|
|
|
+ } else if (o.axis === "yx" && d.overflowed[0]) {
|
|
|
+ _scrollTo($this, to[0].toString(), {
|
|
|
+ dir: "y",
|
|
|
+ dur: 0,
|
|
|
+ overwrite: "none"
|
|
|
+ });
|
|
|
+ }
|
|
|
+ } else if (mCSB_dragger[1].width() > mCSB_dragger[1].parent().width()) {
|
|
|
+ _resetContentPosition.call(this); /* reset content position */
|
|
|
+ } else {
|
|
|
+ /* x scrolling is required */
|
|
|
+ _scrollTo($this, to[1].toString(), {
|
|
|
+ dir: "x",
|
|
|
+ dur: 0,
|
|
|
+ overwrite: "none"
|
|
|
+ });
|
|
|
+ d.contentReset.x = null;
|
|
|
+ }
|
|
|
+ }
|
|
|
+
|
|
|
+ /* callbacks: onImageLoad, onSelectorChange, onUpdate */
|
|
|
+ if (cb && d) {
|
|
|
+ if (cb === 2 && o.callbacks.onImageLoad && typeof o.callbacks.onImageLoad === "function") {
|
|
|
+ o.callbacks.onImageLoad.call(this);
|
|
|
+ } else if (cb === 3 && o.callbacks.onSelectorChange && typeof o.callbacks.onSelectorChange === "function") {
|
|
|
+ o.callbacks.onSelectorChange.call(this);
|
|
|
+ } else if (o.callbacks.onUpdate && typeof o.callbacks.onUpdate === "function") {
|
|
|
+ o.callbacks.onUpdate.call(this);
|
|
|
+ }
|
|
|
+ }
|
|
|
+
|
|
|
+ _autoUpdate.call(this); /* initialize automatic updating (for dynamic content, fluid layouts etc.) */
|
|
|
+
|
|
|
+ }
|
|
|
+
|
|
|
+ });
|
|
|
+
|
|
|
+ },
|
|
|
+ /* ---------------------------------------- */
|
|
|
+
|
|
|
+
|
|
|
+
|
|
|
+ /*
|
|
|
+ plugin scrollTo method
|
|
|
+ triggers a scrolling event to a specific value
|
|
|
+ ----------------------------------------
|
|
|
+ usage: $(selector).mCustomScrollbar("scrollTo",value,options);
|
|
|
+ */
|
|
|
+
|
|
|
+ scrollTo: function(val, options) {
|
|
|
+
|
|
|
+ /* prevent silly things like $(selector).mCustomScrollbar("scrollTo",undefined); */
|
|
|
+ if (typeof val == "undefined" || val == null) {
|
|
|
+ return;
|
|
|
+ }
|
|
|
+
|
|
|
+ var selector = _selector.call(this); /* validate selector */
|
|
|
+
|
|
|
+ return $(selector).each(function() {
|
|
|
+
|
|
|
+ var $this = $(this);
|
|
|
+
|
|
|
+ if ($this.data(pluginPfx)) {
|
|
|
+ /* check if plugin has initialized */
|
|
|
+
|
|
|
+ var d = $this.data(pluginPfx),
|
|
|
+ o = d.opt,
|
|
|
+ /* method default options */
|
|
|
+ methodDefaults = {
|
|
|
+ trigger: "external",
|
|
|
+ /* method is by default triggered externally (e.g. from other scripts) */
|
|
|
+ scrollInertia: o.scrollInertia,
|
|
|
+ /* scrolling inertia (animation duration) */
|
|
|
+ scrollEasing: "mcsEaseInOut",
|
|
|
+ /* animation easing */
|
|
|
+ moveDragger: false,
|
|
|
+ /* move dragger instead of content */
|
|
|
+ timeout: 60,
|
|
|
+ /* scroll-to delay */
|
|
|
+ callbacks: true,
|
|
|
+ /* enable/disable callbacks */
|
|
|
+ onStart: true,
|
|
|
+ onUpdate: true,
|
|
|
+ onComplete: true
|
|
|
+ },
|
|
|
+ methodOptions = $.extend(true, {}, methodDefaults, options),
|
|
|
+ to = _arr.call(this, val),
|
|
|
+ dur = methodOptions.scrollInertia > 0 && methodOptions.scrollInertia < 17 ? 17 : methodOptions.scrollInertia;
|
|
|
+
|
|
|
+ /* translate yx values to actual scroll-to positions */
|
|
|
+ to[0] = _to.call(this, to[0], "y");
|
|
|
+ to[1] = _to.call(this, to[1], "x");
|
|
|
+
|
|
|
+ /*
|
|
|
+ check if scroll-to value moves the dragger instead of content.
|
|
|
+ Only pixel values apply on dragger (e.g. 100, "100px", "-=100" etc.)
|
|
|
+ */
|
|
|
+ if (methodOptions.moveDragger) {
|
|
|
+ to[0] *= d.scrollRatio.y;
|
|
|
+ to[1] *= d.scrollRatio.x;
|
|
|
+ }
|
|
|
|
|
|
- if(!$this.data(pluginPfx)){ /* prevent multiple instantiations */
|
|
|
+ methodOptions.dur = _isTabHidden() ? 0 : dur; //skip animations if browser tab is hidden
|
|
|
|
|
|
- /* store options and create objects in jquery data */
|
|
|
- $this.data(pluginPfx,{
|
|
|
- idx:++totalInstances, /* instance index */
|
|
|
- opt:options, /* options */
|
|
|
- scrollRatio:{y:null,x:null}, /* scrollbar to content ratio */
|
|
|
- overflowed:null, /* overflowed axis */
|
|
|
- contentReset:{y:null,x:null}, /* object to check when content resets */
|
|
|
- bindEvents:false, /* object to check if events are bound */
|
|
|
- tweenRunning:false, /* object to check if tween is running */
|
|
|
- sequential:{}, /* sequential scrolling object */
|
|
|
- langDir:$this.css("direction"), /* detect/store direction (ltr or rtl) */
|
|
|
- cbOffsets:null, /* object to check whether callback offsets always trigger */
|
|
|
- /*
|
|
|
- object to check how scrolling events where last triggered
|
|
|
- "internal" (default - triggered by this script), "external" (triggered by other scripts, e.g. via scrollTo method)
|
|
|
- usage: object.data("mCS").trigger
|
|
|
- */
|
|
|
- trigger:null,
|
|
|
- /*
|
|
|
- object to check for changes in elements in order to call the update method automatically
|
|
|
- */
|
|
|
- poll:{size:{o:0,n:0},img:{o:0,n:0},change:{o:0,n:0}}
|
|
|
- });
|
|
|
-
|
|
|
- var d=$this.data(pluginPfx),o=d.opt,
|
|
|
- /* HTML data attributes */
|
|
|
- htmlDataAxis=$this.data("mcs-axis"),htmlDataSbPos=$this.data("mcs-scrollbar-position"),htmlDataTheme=$this.data("mcs-theme");
|
|
|
-
|
|
|
- if(htmlDataAxis){o.axis=htmlDataAxis;} /* usage example: data-mcs-axis="y" */
|
|
|
- if(htmlDataSbPos){o.scrollbarPosition=htmlDataSbPos;} /* usage example: data-mcs-scrollbar-position="outside" */
|
|
|
- if(htmlDataTheme){ /* usage example: data-mcs-theme="minimal" */
|
|
|
- o.theme=htmlDataTheme;
|
|
|
- _theme(o); /* theme-specific options */
|
|
|
- }
|
|
|
-
|
|
|
- _pluginMarkup.call(this); /* add plugin markup */
|
|
|
-
|
|
|
- if(d && o.callbacks.onCreate && typeof o.callbacks.onCreate==="function"){o.callbacks.onCreate.call(this);} /* callbacks: onCreate */
|
|
|
-
|
|
|
- $("#mCSB_"+d.idx+"_container img:not(."+classes[2]+")").addClass(classes[2]); /* flag loaded images */
|
|
|
-
|
|
|
- methods.update.call(null,$this); /* call the update method */
|
|
|
-
|
|
|
- }
|
|
|
-
|
|
|
- });
|
|
|
-
|
|
|
- },
|
|
|
- /* ---------------------------------------- */
|
|
|
-
|
|
|
-
|
|
|
-
|
|
|
- /*
|
|
|
- plugin update method
|
|
|
- updates content and scrollbar(s) values, events and status
|
|
|
- ----------------------------------------
|
|
|
- usage: $(selector).mCustomScrollbar("update");
|
|
|
- */
|
|
|
-
|
|
|
- update:function(el,cb){
|
|
|
-
|
|
|
- var selector=el || _selector.call(this); /* validate selector */
|
|
|
-
|
|
|
- return $(selector).each(function(){
|
|
|
-
|
|
|
- var $this=$(this);
|
|
|
-
|
|
|
- if($this.data(pluginPfx)){ /* check if plugin has initialized */
|
|
|
-
|
|
|
- var d=$this.data(pluginPfx),o=d.opt,
|
|
|
- mCSB_container=$("#mCSB_"+d.idx+"_container"),
|
|
|
- mCustomScrollBox=$("#mCSB_"+d.idx),
|
|
|
- mCSB_dragger=[$("#mCSB_"+d.idx+"_dragger_vertical"),$("#mCSB_"+d.idx+"_dragger_horizontal")];
|
|
|
-
|
|
|
- if(!mCSB_container.length){return;}
|
|
|
+ setTimeout(function() {
|
|
|
+ /* do the scrolling */
|
|
|
+ if (to[0] !== null && typeof to[0] !== "undefined" && o.axis !== "x" && d.overflowed[0]) {
|
|
|
+ /* scroll y */
|
|
|
+ methodOptions.dir = "y";
|
|
|
+ methodOptions.overwrite = "all";
|
|
|
+ _scrollTo($this, to[0].toString(), methodOptions);
|
|
|
+ }
|
|
|
+ if (to[1] !== null && typeof to[1] !== "undefined" && o.axis !== "y" && d.overflowed[1]) {
|
|
|
+ /* scroll x */
|
|
|
+ methodOptions.dir = "x";
|
|
|
+ methodOptions.overwrite = "none";
|
|
|
+ _scrollTo($this, to[1].toString(), methodOptions);
|
|
|
+ }
|
|
|
+ }, methodOptions.timeout);
|
|
|
|
|
|
- if(d.tweenRunning){_stop($this);} /* stop any running tweens while updating */
|
|
|
+ }
|
|
|
|
|
|
- if(cb && d && o.callbacks.onBeforeUpdate && typeof o.callbacks.onBeforeUpdate==="function"){o.callbacks.onBeforeUpdate.call(this);} /* callbacks: onBeforeUpdate */
|
|
|
+ });
|
|
|
|
|
|
- /* if element was disabled or destroyed, remove class(es) */
|
|
|
- if($this.hasClass(classes[3])){$this.removeClass(classes[3]);}
|
|
|
- if($this.hasClass(classes[4])){$this.removeClass(classes[4]);}
|
|
|
+ },
|
|
|
+ /* ---------------------------------------- */
|
|
|
|
|
|
- /* css flexbox fix, detect/set max-height */
|
|
|
- mCustomScrollBox.css("max-height","none");
|
|
|
- if(mCustomScrollBox.height()!==$this.height()){mCustomScrollBox.css("max-height",$this.height());}
|
|
|
|
|
|
- _expandContentHorizontally.call(this); /* expand content horizontally */
|
|
|
|
|
|
- if(o.axis!=="y" && !o.advanced.autoExpandHorizontalScroll){
|
|
|
- mCSB_container.css("width",_contentWidth(mCSB_container));
|
|
|
- }
|
|
|
-
|
|
|
- d.overflowed=_overflowed.call(this); /* determine if scrolling is required */
|
|
|
+ /*
|
|
|
+ plugin stop method
|
|
|
+ stops scrolling animation
|
|
|
+ ----------------------------------------
|
|
|
+ usage: $(selector).mCustomScrollbar("stop");
|
|
|
+ */
|
|
|
+ stop: function() {
|
|
|
|
|
|
- _scrollbarVisibility.call(this); /* show/hide scrollbar(s) */
|
|
|
-
|
|
|
- /* auto-adjust scrollbar dragger length analogous to content */
|
|
|
- if(o.autoDraggerLength){_setDraggerLength.call(this);}
|
|
|
-
|
|
|
- _scrollRatio.call(this); /* calculate and store scrollbar to content ratio */
|
|
|
-
|
|
|
- _bindEvents.call(this); /* bind scrollbar events */
|
|
|
-
|
|
|
- /* reset scrolling position and/or events */
|
|
|
- var to=[Math.abs(mCSB_container[0].offsetTop),Math.abs(mCSB_container[0].offsetLeft)];
|
|
|
- if(o.axis!=="x"){ /* y/yx axis */
|
|
|
- if(!d.overflowed[0]){ /* y scrolling is not required */
|
|
|
- _resetContentPosition.call(this); /* reset content position */
|
|
|
- if(o.axis==="y"){
|
|
|
- _unbindEvents.call(this);
|
|
|
- }else if(o.axis==="yx" && d.overflowed[1]){
|
|
|
- _scrollTo($this,to[1].toString(),{dir:"x",dur:0,overwrite:"none"});
|
|
|
- }
|
|
|
- }else if(mCSB_dragger[0].height()>mCSB_dragger[0].parent().height()){
|
|
|
- _resetContentPosition.call(this); /* reset content position */
|
|
|
- }else{ /* y scrolling is required */
|
|
|
- _scrollTo($this,to[0].toString(),{dir:"y",dur:0,overwrite:"none"});
|
|
|
- d.contentReset.y=null;
|
|
|
- }
|
|
|
- }
|
|
|
- if(o.axis!=="y"){ /* x/yx axis */
|
|
|
- if(!d.overflowed[1]){ /* x scrolling is not required */
|
|
|
- _resetContentPosition.call(this); /* reset content position */
|
|
|
- if(o.axis==="x"){
|
|
|
- _unbindEvents.call(this);
|
|
|
- }else if(o.axis==="yx" && d.overflowed[0]){
|
|
|
- _scrollTo($this,to[0].toString(),{dir:"y",dur:0,overwrite:"none"});
|
|
|
- }
|
|
|
- }else if(mCSB_dragger[1].width()>mCSB_dragger[1].parent().width()){
|
|
|
- _resetContentPosition.call(this); /* reset content position */
|
|
|
- }else{ /* x scrolling is required */
|
|
|
- _scrollTo($this,to[1].toString(),{dir:"x",dur:0,overwrite:"none"});
|
|
|
- d.contentReset.x=null;
|
|
|
- }
|
|
|
- }
|
|
|
+ var selector = _selector.call(this); /* validate selector */
|
|
|
|
|
|
- /* callbacks: onImageLoad, onSelectorChange, onUpdate */
|
|
|
- if(cb && d){
|
|
|
- if(cb===2 && o.callbacks.onImageLoad && typeof o.callbacks.onImageLoad==="function"){
|
|
|
- o.callbacks.onImageLoad.call(this);
|
|
|
- }else if(cb===3 && o.callbacks.onSelectorChange && typeof o.callbacks.onSelectorChange==="function"){
|
|
|
- o.callbacks.onSelectorChange.call(this);
|
|
|
- }else if(o.callbacks.onUpdate && typeof o.callbacks.onUpdate==="function"){
|
|
|
- o.callbacks.onUpdate.call(this);
|
|
|
- }
|
|
|
- }
|
|
|
+ return $(selector).each(function() {
|
|
|
|
|
|
- _autoUpdate.call(this); /* initialize automatic updating (for dynamic content, fluid layouts etc.) */
|
|
|
+ var $this = $(this);
|
|
|
|
|
|
- }
|
|
|
+ if ($this.data(pluginPfx)) {
|
|
|
+ /* check if plugin has initialized */
|
|
|
|
|
|
- });
|
|
|
+ _stop($this);
|
|
|
|
|
|
- },
|
|
|
- /* ---------------------------------------- */
|
|
|
+ }
|
|
|
|
|
|
+ });
|
|
|
|
|
|
+ },
|
|
|
+ /* ---------------------------------------- */
|
|
|
|
|
|
- /*
|
|
|
- plugin scrollTo method
|
|
|
- triggers a scrolling event to a specific value
|
|
|
- ----------------------------------------
|
|
|
- usage: $(selector).mCustomScrollbar("scrollTo",value,options);
|
|
|
- */
|
|
|
|
|
|
- scrollTo:function(val,options){
|
|
|
|
|
|
- /* prevent silly things like $(selector).mCustomScrollbar("scrollTo",undefined); */
|
|
|
- if(typeof val=="undefined" || val==null){return;}
|
|
|
+ /*
|
|
|
+ plugin disable method
|
|
|
+ temporarily disables the scrollbar(s)
|
|
|
+ ----------------------------------------
|
|
|
+ usage: $(selector).mCustomScrollbar("disable",reset);
|
|
|
+ reset (boolean): resets content position to 0
|
|
|
+ */
|
|
|
+ disable: function(r) {
|
|
|
|
|
|
- var selector=_selector.call(this); /* validate selector */
|
|
|
+ var selector = _selector.call(this); /* validate selector */
|
|
|
|
|
|
- return $(selector).each(function(){
|
|
|
+ return $(selector).each(function() {
|
|
|
|
|
|
- var $this=$(this);
|
|
|
+ var $this = $(this);
|
|
|
|
|
|
- if($this.data(pluginPfx)){ /* check if plugin has initialized */
|
|
|
+ if ($this.data(pluginPfx)) {
|
|
|
+ /* check if plugin has initialized */
|
|
|
|
|
|
- var d=$this.data(pluginPfx),o=d.opt,
|
|
|
- /* method default options */
|
|
|
- methodDefaults={
|
|
|
- trigger:"external", /* method is by default triggered externally (e.g. from other scripts) */
|
|
|
- scrollInertia:o.scrollInertia, /* scrolling inertia (animation duration) */
|
|
|
- scrollEasing:"mcsEaseInOut", /* animation easing */
|
|
|
- moveDragger:false, /* move dragger instead of content */
|
|
|
- timeout:60, /* scroll-to delay */
|
|
|
- callbacks:true, /* enable/disable callbacks */
|
|
|
- onStart:true,
|
|
|
- onUpdate:true,
|
|
|
- onComplete:true
|
|
|
- },
|
|
|
- methodOptions=$.extend(true,{},methodDefaults,options),
|
|
|
- to=_arr.call(this,val),dur=methodOptions.scrollInertia>0 && methodOptions.scrollInertia<17 ? 17 : methodOptions.scrollInertia;
|
|
|
+ var d = $this.data(pluginPfx);
|
|
|
|
|
|
- /* translate yx values to actual scroll-to positions */
|
|
|
- to[0]=_to.call(this,to[0],"y");
|
|
|
- to[1]=_to.call(this,to[1],"x");
|
|
|
+ _autoUpdate.call(this, "remove"); /* remove automatic updating */
|
|
|
|
|
|
- /*
|
|
|
- check if scroll-to value moves the dragger instead of content.
|
|
|
- Only pixel values apply on dragger (e.g. 100, "100px", "-=100" etc.)
|
|
|
- */
|
|
|
- if(methodOptions.moveDragger){
|
|
|
- to[0]*=d.scrollRatio.y;
|
|
|
- to[1]*=d.scrollRatio.x;
|
|
|
- }
|
|
|
+ _unbindEvents.call(this); /* unbind events */
|
|
|
|
|
|
- methodOptions.dur=_isTabHidden() ? 0 : dur; //skip animations if browser tab is hidden
|
|
|
+ if (r) {
|
|
|
+ _resetContentPosition.call(this);
|
|
|
+ } /* reset content position */
|
|
|
|
|
|
- setTimeout(function(){
|
|
|
- /* do the scrolling */
|
|
|
- if(to[0]!==null && typeof to[0]!=="undefined" && o.axis!=="x" && d.overflowed[0]){ /* scroll y */
|
|
|
- methodOptions.dir="y";
|
|
|
- methodOptions.overwrite="all";
|
|
|
- _scrollTo($this,to[0].toString(),methodOptions);
|
|
|
- }
|
|
|
- if(to[1]!==null && typeof to[1]!=="undefined" && o.axis!=="y" && d.overflowed[1]){ /* scroll x */
|
|
|
- methodOptions.dir="x";
|
|
|
- methodOptions.overwrite="none";
|
|
|
- _scrollTo($this,to[1].toString(),methodOptions);
|
|
|
- }
|
|
|
- },methodOptions.timeout);
|
|
|
+ _scrollbarVisibility.call(this, true); /* show/hide scrollbar(s) */
|
|
|
|
|
|
- }
|
|
|
+ $this.addClass(classes[3]); /* add disable class */
|
|
|
|
|
|
- });
|
|
|
+ }
|
|
|
|
|
|
- },
|
|
|
- /* ---------------------------------------- */
|
|
|
+ });
|
|
|
|
|
|
+ },
|
|
|
+ /* ---------------------------------------- */
|
|
|
|
|
|
|
|
|
- /*
|
|
|
- plugin stop method
|
|
|
- stops scrolling animation
|
|
|
- ----------------------------------------
|
|
|
- usage: $(selector).mCustomScrollbar("stop");
|
|
|
- */
|
|
|
- stop:function(){
|
|
|
|
|
|
- var selector=_selector.call(this); /* validate selector */
|
|
|
+ /*
|
|
|
+ plugin destroy method
|
|
|
+ completely removes the scrollbar(s) and returns the element to its original state
|
|
|
+ ----------------------------------------
|
|
|
+ usage: $(selector).mCustomScrollbar("destroy");
|
|
|
+ */
|
|
|
+ destroy: function() {
|
|
|
|
|
|
- return $(selector).each(function(){
|
|
|
+ var selector = _selector.call(this); /* validate selector */
|
|
|
|
|
|
- var $this=$(this);
|
|
|
+ return $(selector).each(function() {
|
|
|
|
|
|
- if($this.data(pluginPfx)){ /* check if plugin has initialized */
|
|
|
+ var $this = $(this);
|
|
|
|
|
|
- _stop($this);
|
|
|
+ if ($this.data(pluginPfx)) {
|
|
|
+ /* check if plugin has initialized */
|
|
|
|
|
|
- }
|
|
|
+ var d = $this.data(pluginPfx),
|
|
|
+ o = d.opt,
|
|
|
+ mCustomScrollBox = $("#mCSB_" + d.idx),
|
|
|
+ mCSB_container = $("#mCSB_" + d.idx + "_container"),
|
|
|
+ scrollbar = $(".mCSB_" + d.idx + "_scrollbar");
|
|
|
|
|
|
- });
|
|
|
+ if (o.live) {
|
|
|
+ removeLiveTimers(o.liveSelector || $(selector).selector);
|
|
|
+ } /* remove live timers */
|
|
|
|
|
|
- },
|
|
|
- /* ---------------------------------------- */
|
|
|
+ _autoUpdate.call(this, "remove"); /* remove automatic updating */
|
|
|
|
|
|
+ _unbindEvents.call(this); /* unbind events */
|
|
|
|
|
|
+ _resetContentPosition.call(this); /* reset content position */
|
|
|
|
|
|
- /*
|
|
|
- plugin disable method
|
|
|
- temporarily disables the scrollbar(s)
|
|
|
- ----------------------------------------
|
|
|
- usage: $(selector).mCustomScrollbar("disable",reset);
|
|
|
- reset (boolean): resets content position to 0
|
|
|
- */
|
|
|
- disable:function(r){
|
|
|
+ $this.removeData(pluginPfx); /* remove plugin data object */
|
|
|
|
|
|
- var selector=_selector.call(this); /* validate selector */
|
|
|
+ _delete(this, "mcs"); /* delete callbacks object */
|
|
|
|
|
|
- return $(selector).each(function(){
|
|
|
+ /* remove plugin markup */
|
|
|
+ scrollbar.remove(); /* remove scrollbar(s) first (those can be either inside or outside plugin's inner wrapper) */
|
|
|
+ mCSB_container.find("img." + classes[2]).removeClass(classes[2]); /* remove loaded images flag */
|
|
|
+ mCustomScrollBox.replaceWith(mCSB_container.contents()); /* replace plugin's inner wrapper with the original content */
|
|
|
+ /* remove plugin classes from the element and add destroy class */
|
|
|
+ $this.removeClass(pluginNS + " _" + pluginPfx + "_" + d.idx + " " + classes[6] + " " + classes[7] + " " + classes[5] + " " + classes[3]).addClass(classes[4]);
|
|
|
|
|
|
- var $this=$(this);
|
|
|
+ }
|
|
|
|
|
|
- if($this.data(pluginPfx)){ /* check if plugin has initialized */
|
|
|
+ });
|
|
|
|
|
|
- var d=$this.data(pluginPfx);
|
|
|
+ }
|
|
|
+ /* ---------------------------------------- */
|
|
|
|
|
|
- _autoUpdate.call(this,"remove"); /* remove automatic updating */
|
|
|
+ },
|
|
|
|
|
|
- _unbindEvents.call(this); /* unbind events */
|
|
|
|
|
|
- if(r){_resetContentPosition.call(this);} /* reset content position */
|
|
|
|
|
|
- _scrollbarVisibility.call(this,true); /* show/hide scrollbar(s) */
|
|
|
|
|
|
- $this.addClass(classes[3]); /* add disable class */
|
|
|
|
|
|
- }
|
|
|
+ /*
|
|
|
+ ----------------------------------------
|
|
|
+ FUNCTIONS
|
|
|
+ ----------------------------------------
|
|
|
+ */
|
|
|
|
|
|
- });
|
|
|
+ /* validates selector (if selector is invalid or undefined uses the default one) */
|
|
|
+ _selector = function() {
|
|
|
+ return (typeof $(this) !== "object" || $(this).length < 1) ? defaultSelector : this;
|
|
|
+ },
|
|
|
+ /* -------------------- */
|
|
|
|
|
|
- },
|
|
|
- /* ---------------------------------------- */
|
|
|
|
|
|
-
|
|
|
-
|
|
|
- /*
|
|
|
- plugin destroy method
|
|
|
- completely removes the scrollbar(s) and returns the element to its original state
|
|
|
- ----------------------------------------
|
|
|
- usage: $(selector).mCustomScrollbar("destroy");
|
|
|
- */
|
|
|
- destroy:function(){
|
|
|
-
|
|
|
- var selector=_selector.call(this); /* validate selector */
|
|
|
-
|
|
|
- return $(selector).each(function(){
|
|
|
-
|
|
|
- var $this=$(this);
|
|
|
-
|
|
|
- if($this.data(pluginPfx)){ /* check if plugin has initialized */
|
|
|
-
|
|
|
- var d=$this.data(pluginPfx),o=d.opt,
|
|
|
- mCustomScrollBox=$("#mCSB_"+d.idx),
|
|
|
- mCSB_container=$("#mCSB_"+d.idx+"_container"),
|
|
|
- scrollbar=$(".mCSB_"+d.idx+"_scrollbar");
|
|
|
-
|
|
|
- if(o.live){removeLiveTimers(o.liveSelector || $(selector).selector);} /* remove live timers */
|
|
|
-
|
|
|
- _autoUpdate.call(this,"remove"); /* remove automatic updating */
|
|
|
-
|
|
|
- _unbindEvents.call(this); /* unbind events */
|
|
|
-
|
|
|
- _resetContentPosition.call(this); /* reset content position */
|
|
|
-
|
|
|
- $this.removeData(pluginPfx); /* remove plugin data object */
|
|
|
-
|
|
|
- _delete(this,"mcs"); /* delete callbacks object */
|
|
|
-
|
|
|
- /* remove plugin markup */
|
|
|
- scrollbar.remove(); /* remove scrollbar(s) first (those can be either inside or outside plugin's inner wrapper) */
|
|
|
- mCSB_container.find("img."+classes[2]).removeClass(classes[2]); /* remove loaded images flag */
|
|
|
- mCustomScrollBox.replaceWith(mCSB_container.contents()); /* replace plugin's inner wrapper with the original content */
|
|
|
- /* remove plugin classes from the element and add destroy class */
|
|
|
- $this.removeClass(pluginNS+" _"+pluginPfx+"_"+d.idx+" "+classes[6]+" "+classes[7]+" "+classes[5]+" "+classes[3]).addClass(classes[4]);
|
|
|
-
|
|
|
- }
|
|
|
-
|
|
|
- });
|
|
|
-
|
|
|
- }
|
|
|
- /* ---------------------------------------- */
|
|
|
-
|
|
|
- },
|
|
|
-
|
|
|
-
|
|
|
-
|
|
|
-
|
|
|
-
|
|
|
- /*
|
|
|
- ----------------------------------------
|
|
|
- FUNCTIONS
|
|
|
- ----------------------------------------
|
|
|
- */
|
|
|
-
|
|
|
- /* validates selector (if selector is invalid or undefined uses the default one) */
|
|
|
- _selector=function(){
|
|
|
- return (typeof $(this)!=="object" || $(this).length<1) ? defaultSelector : this;
|
|
|
- },
|
|
|
- /* -------------------- */
|
|
|
-
|
|
|
-
|
|
|
- /* changes options according to theme */
|
|
|
- _theme=function(obj){
|
|
|
- var fixedSizeScrollbarThemes=["rounded","rounded-dark","rounded-dots","rounded-dots-dark"],
|
|
|
- nonExpandedScrollbarThemes=["rounded-dots","rounded-dots-dark","3d","3d-dark","3d-thick","3d-thick-dark","inset","inset-dark","inset-2","inset-2-dark","inset-3","inset-3-dark"],
|
|
|
- disabledScrollButtonsThemes=["minimal","minimal-dark"],
|
|
|
- enabledAutoHideScrollbarThemes=["minimal","minimal-dark"],
|
|
|
- scrollbarPositionOutsideThemes=["minimal","minimal-dark"];
|
|
|
- obj.autoDraggerLength=$.inArray(obj.theme,fixedSizeScrollbarThemes) > -1 ? false : obj.autoDraggerLength;
|
|
|
- obj.autoExpandScrollbar=$.inArray(obj.theme,nonExpandedScrollbarThemes) > -1 ? false : obj.autoExpandScrollbar;
|
|
|
- obj.scrollButtons.enable=$.inArray(obj.theme,disabledScrollButtonsThemes) > -1 ? false : obj.scrollButtons.enable;
|
|
|
- obj.autoHideScrollbar=$.inArray(obj.theme,enabledAutoHideScrollbarThemes) > -1 ? true : obj.autoHideScrollbar;
|
|
|
- obj.scrollbarPosition=$.inArray(obj.theme,scrollbarPositionOutsideThemes) > -1 ? "outside" : obj.scrollbarPosition;
|
|
|
- },
|
|
|
- /* -------------------- */
|
|
|
-
|
|
|
-
|
|
|
- /* live option timers removal */
|
|
|
- removeLiveTimers=function(selector){
|
|
|
- if(liveTimers[selector]){
|
|
|
- clearTimeout(liveTimers[selector]);
|
|
|
- _delete(liveTimers,selector);
|
|
|
- }
|
|
|
- },
|
|
|
- /* -------------------- */
|
|
|
-
|
|
|
-
|
|
|
- /* normalizes axis option to valid values: "y", "x", "yx" */
|
|
|
- _findAxis=function(val){
|
|
|
- return (val==="yx" || val==="xy" || val==="auto") ? "yx" : (val==="x" || val==="horizontal") ? "x" : "y";
|
|
|
- },
|
|
|
- /* -------------------- */
|
|
|
-
|
|
|
-
|
|
|
- /* normalizes scrollButtons.scrollType option to valid values: "stepless", "stepped" */
|
|
|
- _findScrollButtonsType=function(val){
|
|
|
- return (val==="stepped" || val==="pixels" || val==="step" || val==="click") ? "stepped" : "stepless";
|
|
|
- },
|
|
|
- /* -------------------- */
|
|
|
-
|
|
|
-
|
|
|
- /* generates plugin markup */
|
|
|
- _pluginMarkup=function(){
|
|
|
- var $this=$(this),d=$this.data(pluginPfx),o=d.opt,
|
|
|
- expandClass=o.autoExpandScrollbar ? " "+classes[1]+"_expand" : "",
|
|
|
- scrollbar=["<div id='mCSB_"+d.idx+"_scrollbar_vertical' class='mCSB_scrollTools mCSB_"+d.idx+"_scrollbar mCS-"+o.theme+" mCSB_scrollTools_vertical"+expandClass+"'><div class='"+classes[12]+"'><div id='mCSB_"+d.idx+"_dragger_vertical' class='mCSB_dragger' style='position:absolute;' oncontextmenu='return false;'><div class='mCSB_dragger_bar' /></div><div class='mCSB_draggerRail' /></div></div>","<div id='mCSB_"+d.idx+"_scrollbar_horizontal' class='mCSB_scrollTools mCSB_"+d.idx+"_scrollbar mCS-"+o.theme+" mCSB_scrollTools_horizontal"+expandClass+"'><div class='"+classes[12]+"'><div id='mCSB_"+d.idx+"_dragger_horizontal' class='mCSB_dragger' style='position:absolute;' oncontextmenu='return false;'><div class='mCSB_dragger_bar' /></div><div class='mCSB_draggerRail' /></div></div>"],
|
|
|
- wrapperClass=o.axis==="yx" ? "mCSB_vertical_horizontal" : o.axis==="x" ? "mCSB_horizontal" : "mCSB_vertical",
|
|
|
- scrollbars=o.axis==="yx" ? scrollbar[0]+scrollbar[1] : o.axis==="x" ? scrollbar[1] : scrollbar[0],
|
|
|
- contentWrapper=o.axis==="yx" ? "<div id='mCSB_"+d.idx+"_container_wrapper' class='mCSB_container_wrapper' />" : "",
|
|
|
- autoHideClass=o.autoHideScrollbar ? " "+classes[6] : "",
|
|
|
- scrollbarDirClass=(o.axis!=="x" && d.langDir==="rtl") ? " "+classes[7] : "";
|
|
|
- if(o.setWidth){$this.css("width",o.setWidth);} /* set element width */
|
|
|
- if(o.setHeight){$this.css("height",o.setHeight);} /* set element height */
|
|
|
- o.setLeft=(o.axis!=="y" && d.langDir==="rtl") ? "989999px" : o.setLeft; /* adjust left position for rtl direction */
|
|
|
- $this.addClass(pluginNS+" _"+pluginPfx+"_"+d.idx+autoHideClass+scrollbarDirClass).wrapInner("<div id='mCSB_"+d.idx+"' class='mCustomScrollBox mCS-"+o.theme+" "+wrapperClass+"'><div id='mCSB_"+d.idx+"_container' class='mCSB_container' style='position:relative; top:"+o.setTop+"; left:"+o.setLeft+";' dir="+d.langDir+" /></div>");
|
|
|
- var mCustomScrollBox=$("#mCSB_"+d.idx),
|
|
|
- mCSB_container=$("#mCSB_"+d.idx+"_container");
|
|
|
- if(o.axis!=="y" && !o.advanced.autoExpandHorizontalScroll){
|
|
|
- mCSB_container.css("width",_contentWidth(mCSB_container));
|
|
|
- }
|
|
|
- if(o.scrollbarPosition==="outside"){
|
|
|
- if($this.css("position")==="static"){ /* requires elements with non-static position */
|
|
|
- $this.css("position","relative");
|
|
|
- }
|
|
|
- $this.css("overflow","visible");
|
|
|
- mCustomScrollBox.addClass("mCSB_outside").after(scrollbars);
|
|
|
- }else{
|
|
|
- mCustomScrollBox.addClass("mCSB_inside").append(scrollbars);
|
|
|
- mCSB_container.wrap(contentWrapper);
|
|
|
- }
|
|
|
- _scrollButtons.call(this); /* add scrollbar buttons */
|
|
|
- /* minimum dragger length */
|
|
|
- var mCSB_dragger=[$("#mCSB_"+d.idx+"_dragger_vertical"),$("#mCSB_"+d.idx+"_dragger_horizontal")];
|
|
|
- mCSB_dragger[0].css("min-height",mCSB_dragger[0].height());
|
|
|
- mCSB_dragger[1].css("min-width",mCSB_dragger[1].width());
|
|
|
- },
|
|
|
- /* -------------------- */
|
|
|
-
|
|
|
-
|
|
|
- /* calculates content width */
|
|
|
- _contentWidth=function(el){
|
|
|
- var val=[el[0].scrollWidth,Math.max.apply(Math,el.children().map(function(){return $(this).outerWidth(true);}).get())],w=el.parent().width();
|
|
|
- return val[0]>w ? val[0] : val[1]>w ? val[1] : "100%";
|
|
|
- },
|
|
|
- /* -------------------- */
|
|
|
-
|
|
|
-
|
|
|
- /* expands content horizontally */
|
|
|
- _expandContentHorizontally=function(){
|
|
|
- var $this=$(this),d=$this.data(pluginPfx),o=d.opt,
|
|
|
- mCSB_container=$("#mCSB_"+d.idx+"_container");
|
|
|
- if(o.advanced.autoExpandHorizontalScroll && o.axis!=="y"){
|
|
|
- /* calculate scrollWidth */
|
|
|
- mCSB_container.css({"width":"auto","min-width":0,"overflow-x":"scroll"});
|
|
|
- var w=Math.ceil(mCSB_container[0].scrollWidth);
|
|
|
- if(o.advanced.autoExpandHorizontalScroll===3 || (o.advanced.autoExpandHorizontalScroll!==2 && w>mCSB_container.parent().width())){
|
|
|
- mCSB_container.css({"width":w,"min-width":"100%","overflow-x":"inherit"});
|
|
|
- }else{
|
|
|
- /*
|
|
|
- wrap content with an infinite width div and set its position to absolute and width to auto.
|
|
|
- Setting width to auto before calculating the actual width is important!
|
|
|
- We must let the browser set the width as browser zoom values are impossible to calculate.
|
|
|
- */
|
|
|
- mCSB_container.css({"overflow-x":"inherit","position":"absolute"})
|
|
|
- .wrap("<div class='mCSB_h_wrapper' style='position:relative; left:0; width:999999px;' />")
|
|
|
- .css({ /* set actual width, original position and un-wrap */
|
|
|
- /*
|
|
|
- get the exact width (with decimals) and then round-up.
|
|
|
- Using jquery outerWidth() will round the width value which will mess up with inner elements that have non-integer width
|
|
|
- */
|
|
|
- "width":(Math.ceil(mCSB_container[0].getBoundingClientRect().right+0.4)-Math.floor(mCSB_container[0].getBoundingClientRect().left)),
|
|
|
- "min-width":"100%",
|
|
|
- "position":"relative"
|
|
|
- }).unwrap();
|
|
|
- }
|
|
|
- }
|
|
|
- },
|
|
|
- /* -------------------- */
|
|
|
-
|
|
|
-
|
|
|
- /* adds scrollbar buttons */
|
|
|
- _scrollButtons=function(){
|
|
|
- var $this=$(this),d=$this.data(pluginPfx),o=d.opt,
|
|
|
- mCSB_scrollTools=$(".mCSB_"+d.idx+"_scrollbar:first"),
|
|
|
- tabindex=!_isNumeric(o.scrollButtons.tabindex) ? "" : "tabindex='"+o.scrollButtons.tabindex+"'",
|
|
|
- btnHTML=[
|
|
|
- "<a href='#' class='"+classes[13]+"' oncontextmenu='return false;' "+tabindex+" />",
|
|
|
- "<a href='#' class='"+classes[14]+"' oncontextmenu='return false;' "+tabindex+" />",
|
|
|
- "<a href='#' class='"+classes[15]+"' oncontextmenu='return false;' "+tabindex+" />",
|
|
|
- "<a href='#' class='"+classes[16]+"' oncontextmenu='return false;' "+tabindex+" />"
|
|
|
- ],
|
|
|
- btn=[(o.axis==="x" ? btnHTML[2] : btnHTML[0]),(o.axis==="x" ? btnHTML[3] : btnHTML[1]),btnHTML[2],btnHTML[3]];
|
|
|
- if(o.scrollButtons.enable){
|
|
|
- mCSB_scrollTools.prepend(btn[0]).append(btn[1]).next(".mCSB_scrollTools").prepend(btn[2]).append(btn[3]);
|
|
|
- }
|
|
|
- },
|
|
|
- /* -------------------- */
|
|
|
-
|
|
|
-
|
|
|
- /* auto-adjusts scrollbar dragger length */
|
|
|
- _setDraggerLength=function(){
|
|
|
- var $this=$(this),d=$this.data(pluginPfx),
|
|
|
- mCustomScrollBox=$("#mCSB_"+d.idx),
|
|
|
- mCSB_container=$("#mCSB_"+d.idx+"_container"),
|
|
|
- mCSB_dragger=[$("#mCSB_"+d.idx+"_dragger_vertical"),$("#mCSB_"+d.idx+"_dragger_horizontal")],
|
|
|
- ratio=[mCustomScrollBox.height()/mCSB_container.outerHeight(false),mCustomScrollBox.width()/mCSB_container.outerWidth(false)],
|
|
|
- l=[
|
|
|
- parseInt(mCSB_dragger[0].css("min-height")),Math.round(ratio[0]*mCSB_dragger[0].parent().height()),
|
|
|
- parseInt(mCSB_dragger[1].css("min-width")),Math.round(ratio[1]*mCSB_dragger[1].parent().width())
|
|
|
- ],
|
|
|
- h=oldIE && (l[1]<l[0]) ? l[0] : l[1],w=oldIE && (l[3]<l[2]) ? l[2] : l[3];
|
|
|
- mCSB_dragger[0].css({
|
|
|
- "height":h,"max-height":(mCSB_dragger[0].parent().height()-10)
|
|
|
- }).find(".mCSB_dragger_bar").css({"line-height":l[0]+"px"});
|
|
|
- mCSB_dragger[1].css({
|
|
|
- "width":w,"max-width":(mCSB_dragger[1].parent().width()-10)
|
|
|
- });
|
|
|
- },
|
|
|
- /* -------------------- */
|
|
|
-
|
|
|
-
|
|
|
- /* calculates scrollbar to content ratio */
|
|
|
- _scrollRatio=function(){
|
|
|
- var $this=$(this),d=$this.data(pluginPfx),
|
|
|
- mCustomScrollBox=$("#mCSB_"+d.idx),
|
|
|
- mCSB_container=$("#mCSB_"+d.idx+"_container"),
|
|
|
- mCSB_dragger=[$("#mCSB_"+d.idx+"_dragger_vertical"),$("#mCSB_"+d.idx+"_dragger_horizontal")],
|
|
|
- scrollAmount=[mCSB_container.outerHeight(false)-mCustomScrollBox.height(),mCSB_container.outerWidth(false)-mCustomScrollBox.width()],
|
|
|
- ratio=[
|
|
|
- scrollAmount[0]/(mCSB_dragger[0].parent().height()-mCSB_dragger[0].height()),
|
|
|
- scrollAmount[1]/(mCSB_dragger[1].parent().width()-mCSB_dragger[1].width())
|
|
|
- ];
|
|
|
- d.scrollRatio={y:ratio[0],x:ratio[1]};
|
|
|
- },
|
|
|
- /* -------------------- */
|
|
|
-
|
|
|
-
|
|
|
- /* toggles scrolling classes */
|
|
|
- _onDragClasses=function(el,action,xpnd){
|
|
|
- var expandClass=xpnd ? classes[0]+"_expanded" : "",
|
|
|
- scrollbar=el.closest(".mCSB_scrollTools");
|
|
|
- if(action==="active"){
|
|
|
- el.toggleClass(classes[0]+" "+expandClass); scrollbar.toggleClass(classes[1]);
|
|
|
- el[0]._draggable=el[0]._draggable ? 0 : 1;
|
|
|
- }else{
|
|
|
- if(!el[0]._draggable){
|
|
|
- if(action==="hide"){
|
|
|
- el.removeClass(classes[0]); scrollbar.removeClass(classes[1]);
|
|
|
- }else{
|
|
|
- el.addClass(classes[0]); scrollbar.addClass(classes[1]);
|
|
|
- }
|
|
|
- }
|
|
|
- }
|
|
|
- },
|
|
|
- /* -------------------- */
|
|
|
-
|
|
|
-
|
|
|
- /* checks if content overflows its container to determine if scrolling is required */
|
|
|
- _overflowed=function(){
|
|
|
- var $this=$(this),d=$this.data(pluginPfx),
|
|
|
- mCustomScrollBox=$("#mCSB_"+d.idx),
|
|
|
- mCSB_container=$("#mCSB_"+d.idx+"_container"),
|
|
|
- contentHeight=d.overflowed==null ? mCSB_container.height() : mCSB_container.outerHeight(false),
|
|
|
- contentWidth=d.overflowed==null ? mCSB_container.width() : mCSB_container.outerWidth(false),
|
|
|
- h=mCSB_container[0].scrollHeight,w=mCSB_container[0].scrollWidth;
|
|
|
- if(h>contentHeight){contentHeight=h;}
|
|
|
- if(w>contentWidth){contentWidth=w;}
|
|
|
- return [contentHeight>mCustomScrollBox.height(),contentWidth>mCustomScrollBox.width()];
|
|
|
- },
|
|
|
- /* -------------------- */
|
|
|
-
|
|
|
-
|
|
|
- /* resets content position to 0 */
|
|
|
- _resetContentPosition=function(){
|
|
|
- var $this=$(this),d=$this.data(pluginPfx),o=d.opt,
|
|
|
- mCustomScrollBox=$("#mCSB_"+d.idx),
|
|
|
- mCSB_container=$("#mCSB_"+d.idx+"_container"),
|
|
|
- mCSB_dragger=[$("#mCSB_"+d.idx+"_dragger_vertical"),$("#mCSB_"+d.idx+"_dragger_horizontal")];
|
|
|
- _stop($this); /* stop any current scrolling before resetting */
|
|
|
- if((o.axis!=="x" && !d.overflowed[0]) || (o.axis==="y" && d.overflowed[0])){ /* reset y */
|
|
|
- mCSB_dragger[0].add(mCSB_container).css("top",0);
|
|
|
- _scrollTo($this,"_resetY");
|
|
|
- }
|
|
|
- if((o.axis!=="y" && !d.overflowed[1]) || (o.axis==="x" && d.overflowed[1])){ /* reset x */
|
|
|
- var cx=dx=0;
|
|
|
- if(d.langDir==="rtl"){ /* adjust left position for rtl direction */
|
|
|
- cx=mCustomScrollBox.width()-mCSB_container.outerWidth(false);
|
|
|
- dx=Math.abs(cx/d.scrollRatio.x);
|
|
|
- }
|
|
|
- mCSB_container.css("left",cx);
|
|
|
- mCSB_dragger[1].css("left",dx);
|
|
|
- _scrollTo($this,"_resetX");
|
|
|
- }
|
|
|
- },
|
|
|
- /* -------------------- */
|
|
|
-
|
|
|
-
|
|
|
- /* binds scrollbar events */
|
|
|
- _bindEvents=function(){
|
|
|
- var $this=$(this),d=$this.data(pluginPfx),o=d.opt;
|
|
|
- if(!d.bindEvents){ /* check if events are already bound */
|
|
|
- _draggable.call(this);
|
|
|
- if(o.contentTouchScroll){_contentDraggable.call(this);}
|
|
|
- _selectable.call(this);
|
|
|
- if(o.mouseWheel.enable){ /* bind mousewheel fn when plugin is available */
|
|
|
- function _mwt(){
|
|
|
- mousewheelTimeout=setTimeout(function(){
|
|
|
- if(!$.event.special.mousewheel){
|
|
|
- _mwt();
|
|
|
- }else{
|
|
|
- clearTimeout(mousewheelTimeout);
|
|
|
- _mousewheel.call($this[0]);
|
|
|
- }
|
|
|
- },100);
|
|
|
- }
|
|
|
- var mousewheelTimeout;
|
|
|
- _mwt();
|
|
|
- }
|
|
|
- _draggerRail.call(this);
|
|
|
- _wrapperScroll.call(this);
|
|
|
- if(o.advanced.autoScrollOnFocus){_focus.call(this);}
|
|
|
- if(o.scrollButtons.enable){_buttons.call(this);}
|
|
|
- if(o.keyboard.enable){_keyboard.call(this);}
|
|
|
- d.bindEvents=true;
|
|
|
- }
|
|
|
- },
|
|
|
- /* -------------------- */
|
|
|
-
|
|
|
-
|
|
|
- /* unbinds scrollbar events */
|
|
|
- _unbindEvents=function(){
|
|
|
- var $this=$(this),d=$this.data(pluginPfx),o=d.opt,
|
|
|
- namespace=pluginPfx+"_"+d.idx,
|
|
|
- sb=".mCSB_"+d.idx+"_scrollbar",
|
|
|
- sel=$("#mCSB_"+d.idx+",#mCSB_"+d.idx+"_container,#mCSB_"+d.idx+"_container_wrapper,"+sb+" ."+classes[12]+",#mCSB_"+d.idx+"_dragger_vertical,#mCSB_"+d.idx+"_dragger_horizontal,"+sb+">a"),
|
|
|
- mCSB_container=$("#mCSB_"+d.idx+"_container");
|
|
|
- if(o.advanced.releaseDraggableSelectors){sel.add($(o.advanced.releaseDraggableSelectors));}
|
|
|
- if(o.advanced.extraDraggableSelectors){sel.add($(o.advanced.extraDraggableSelectors));}
|
|
|
- if(d.bindEvents){ /* check if events are bound */
|
|
|
- /* unbind namespaced events from document/selectors */
|
|
|
- $(document).add($(!_canAccessIFrame() || top.document)).unbind("."+namespace);
|
|
|
- sel.each(function(){
|
|
|
- $(this).unbind("."+namespace);
|
|
|
- });
|
|
|
- /* clear and delete timeouts/objects */
|
|
|
- clearTimeout($this[0]._focusTimeout); _delete($this[0],"_focusTimeout");
|
|
|
- clearTimeout(d.sequential.step); _delete(d.sequential,"step");
|
|
|
- clearTimeout(mCSB_container[0].onCompleteTimeout); _delete(mCSB_container[0],"onCompleteTimeout");
|
|
|
- d.bindEvents=false;
|
|
|
- }
|
|
|
- },
|
|
|
- /* -------------------- */
|
|
|
-
|
|
|
-
|
|
|
- /* toggles scrollbar visibility */
|
|
|
- _scrollbarVisibility=function(disabled){
|
|
|
- var $this=$(this),d=$this.data(pluginPfx),o=d.opt,
|
|
|
- contentWrapper=$("#mCSB_"+d.idx+"_container_wrapper"),
|
|
|
- content=contentWrapper.length ? contentWrapper : $("#mCSB_"+d.idx+"_container"),
|
|
|
- scrollbar=[$("#mCSB_"+d.idx+"_scrollbar_vertical"),$("#mCSB_"+d.idx+"_scrollbar_horizontal")],
|
|
|
- mCSB_dragger=[scrollbar[0].find(".mCSB_dragger"),scrollbar[1].find(".mCSB_dragger")];
|
|
|
- if(o.axis!=="x"){
|
|
|
- if(d.overflowed[0] && !disabled){
|
|
|
- scrollbar[0].add(mCSB_dragger[0]).add(scrollbar[0].children("a")).css("display","block");
|
|
|
- content.removeClass(classes[8]+" "+classes[10]);
|
|
|
- }else{
|
|
|
- if(o.alwaysShowScrollbar){
|
|
|
- if(o.alwaysShowScrollbar!==2){mCSB_dragger[0].css("display","none");}
|
|
|
- content.removeClass(classes[10]);
|
|
|
- }else{
|
|
|
- scrollbar[0].css("display","none");
|
|
|
- content.addClass(classes[10]);
|
|
|
- }
|
|
|
- content.addClass(classes[8]);
|
|
|
- }
|
|
|
- }
|
|
|
- if(o.axis!=="y"){
|
|
|
- if(d.overflowed[1] && !disabled){
|
|
|
- scrollbar[1].add(mCSB_dragger[1]).add(scrollbar[1].children("a")).css("display","block");
|
|
|
- content.removeClass(classes[9]+" "+classes[11]);
|
|
|
- }else{
|
|
|
- if(o.alwaysShowScrollbar){
|
|
|
- if(o.alwaysShowScrollbar!==2){mCSB_dragger[1].css("display","none");}
|
|
|
- content.removeClass(classes[11]);
|
|
|
- }else{
|
|
|
- scrollbar[1].css("display","none");
|
|
|
- content.addClass(classes[11]);
|
|
|
- }
|
|
|
- content.addClass(classes[9]);
|
|
|
- }
|
|
|
- }
|
|
|
- if(!d.overflowed[0] && !d.overflowed[1]){
|
|
|
- $this.addClass(classes[5]);
|
|
|
- }else{
|
|
|
- $this.removeClass(classes[5]);
|
|
|
- }
|
|
|
- },
|
|
|
- /* -------------------- */
|
|
|
-
|
|
|
-
|
|
|
- /* returns input coordinates of pointer, touch and mouse events (relative to document) */
|
|
|
- _coordinates=function(e){
|
|
|
- var t=e.type,o=e.target.ownerDocument!==document ? [$(frameElement).offset().top,$(frameElement).offset().left] : null,
|
|
|
- io=_canAccessIFrame() && e.target.ownerDocument!==top.document ? [$(e.view.frameElement).offset().top,$(e.view.frameElement).offset().left] : [0,0];
|
|
|
- switch(t){
|
|
|
- case "pointerdown": case "MSPointerDown": case "pointermove": case "MSPointerMove": case "pointerup": case "MSPointerUp":
|
|
|
- return o ? [e.originalEvent.pageY-o[0]+io[0],e.originalEvent.pageX-o[1]+io[1],false] : [e.originalEvent.pageY,e.originalEvent.pageX,false];
|
|
|
- break;
|
|
|
- case "touchstart": case "touchmove": case "touchend":
|
|
|
- var touch=e.originalEvent.touches[0] || e.originalEvent.changedTouches[0],
|
|
|
- touches=e.originalEvent.touches.length || e.originalEvent.changedTouches.length;
|
|
|
- return e.target.ownerDocument!==document ? [touch.screenY,touch.screenX,touches>1] : [touch.pageY,touch.pageX,touches>1];
|
|
|
- break;
|
|
|
- default:
|
|
|
- return o ? [e.pageY-o[0]+io[0],e.pageX-o[1]+io[1],false] : [e.pageY,e.pageX,false];
|
|
|
- }
|
|
|
- },
|
|
|
- /* -------------------- */
|
|
|
-
|
|
|
-
|
|
|
- /*
|
|
|
- SCROLLBAR DRAG EVENTS
|
|
|
- scrolls content via scrollbar dragging
|
|
|
- */
|
|
|
- _draggable=function(){
|
|
|
- var $this=$(this),d=$this.data(pluginPfx),o=d.opt,
|
|
|
- namespace=pluginPfx+"_"+d.idx,
|
|
|
- draggerId=["mCSB_"+d.idx+"_dragger_vertical","mCSB_"+d.idx+"_dragger_horizontal"],
|
|
|
- mCSB_container=$("#mCSB_"+d.idx+"_container"),
|
|
|
- mCSB_dragger=$("#"+draggerId[0]+",#"+draggerId[1]),
|
|
|
- draggable,dragY,dragX,
|
|
|
- rds=o.advanced.releaseDraggableSelectors ? mCSB_dragger.add($(o.advanced.releaseDraggableSelectors)) : mCSB_dragger,
|
|
|
- eds=o.advanced.extraDraggableSelectors ? $(!_canAccessIFrame() || top.document).add($(o.advanced.extraDraggableSelectors)) : $(!_canAccessIFrame() || top.document);
|
|
|
- mCSB_dragger.bind("mousedown."+namespace+" touchstart."+namespace+" pointerdown."+namespace+" MSPointerDown."+namespace,function(e){
|
|
|
- e.stopImmediatePropagation();
|
|
|
- e.preventDefault();
|
|
|
- if(!_mouseBtnLeft(e)){return;} /* left mouse button only */
|
|
|
- touchActive=true;
|
|
|
- if(oldIE){document.onselectstart=function(){return false;}} /* disable text selection for IE < 9 */
|
|
|
- _iframe(false); /* enable scrollbar dragging over iframes by disabling their events */
|
|
|
- _stop($this);
|
|
|
- draggable=$(this);
|
|
|
- var offset=draggable.offset(),y=_coordinates(e)[0]-offset.top,x=_coordinates(e)[1]-offset.left,
|
|
|
- h=draggable.height()+offset.top,w=draggable.width()+offset.left;
|
|
|
- if(y<h && y>0 && x<w && x>0){
|
|
|
- dragY=y;
|
|
|
- dragX=x;
|
|
|
- }
|
|
|
- _onDragClasses(draggable,"active",o.autoExpandScrollbar);
|
|
|
- }).bind("touchmove."+namespace,function(e){
|
|
|
- e.stopImmediatePropagation();
|
|
|
- e.preventDefault();
|
|
|
- var offset=draggable.offset(),y=_coordinates(e)[0]-offset.top,x=_coordinates(e)[1]-offset.left;
|
|
|
- _drag(dragY,dragX,y,x);
|
|
|
- });
|
|
|
- $(document).add(eds).bind("mousemove."+namespace+" pointermove."+namespace+" MSPointerMove."+namespace,function(e){
|
|
|
- if(draggable){
|
|
|
- var offset=draggable.offset(),y=_coordinates(e)[0]-offset.top,x=_coordinates(e)[1]-offset.left;
|
|
|
- if(dragY===y && dragX===x){return;} /* has it really moved? */
|
|
|
- _drag(dragY,dragX,y,x);
|
|
|
- }
|
|
|
- }).add(rds).bind("mouseup."+namespace+" touchend."+namespace+" pointerup."+namespace+" MSPointerUp."+namespace,function(e){
|
|
|
- if(draggable){
|
|
|
- _onDragClasses(draggable,"active",o.autoExpandScrollbar);
|
|
|
- draggable=null;
|
|
|
- }
|
|
|
- touchActive=false;
|
|
|
- if(oldIE){document.onselectstart=null;} /* enable text selection for IE < 9 */
|
|
|
- _iframe(true); /* enable iframes events */
|
|
|
- });
|
|
|
- function _iframe(evt){
|
|
|
- var el=mCSB_container.find("iframe");
|
|
|
- if(!el.length){return;} /* check if content contains iframes */
|
|
|
- var val=!evt ? "none" : "auto";
|
|
|
- el.css("pointer-events",val); /* for IE11, iframe's display property should not be "block" */
|
|
|
- }
|
|
|
- function _drag(dragY,dragX,y,x){
|
|
|
- mCSB_container[0].idleTimer=o.scrollInertia<233 ? 250 : 0;
|
|
|
- if(draggable.attr("id")===draggerId[1]){
|
|
|
- var dir="x",to=((draggable[0].offsetLeft-dragX)+x)*d.scrollRatio.x;
|
|
|
- }else{
|
|
|
- var dir="y",to=((draggable[0].offsetTop-dragY)+y)*d.scrollRatio.y;
|
|
|
- }
|
|
|
- _scrollTo($this,to.toString(),{dir:dir,drag:true});
|
|
|
- }
|
|
|
- },
|
|
|
- /* -------------------- */
|
|
|
-
|
|
|
-
|
|
|
- /*
|
|
|
- TOUCH SWIPE EVENTS
|
|
|
- scrolls content via touch swipe
|
|
|
- Emulates the native touch-swipe scrolling with momentum found in iOS, Android and WP devices
|
|
|
- */
|
|
|
- _contentDraggable=function(){
|
|
|
- var $this=$(this),d=$this.data(pluginPfx),o=d.opt,
|
|
|
- namespace=pluginPfx+"_"+d.idx,
|
|
|
- mCustomScrollBox=$("#mCSB_"+d.idx),
|
|
|
- mCSB_container=$("#mCSB_"+d.idx+"_container"),
|
|
|
- mCSB_dragger=[$("#mCSB_"+d.idx+"_dragger_vertical"),$("#mCSB_"+d.idx+"_dragger_horizontal")],
|
|
|
- draggable,dragY,dragX,touchStartY,touchStartX,touchMoveY=[],touchMoveX=[],startTime,runningTime,endTime,distance,speed,amount,
|
|
|
- durA=0,durB,overwrite=o.axis==="yx" ? "none" : "all",touchIntent=[],touchDrag,docDrag,
|
|
|
- iframe=mCSB_container.find("iframe"),
|
|
|
- events=[
|
|
|
- "touchstart."+namespace+" pointerdown."+namespace+" MSPointerDown."+namespace, //start
|
|
|
- "touchmove."+namespace+" pointermove."+namespace+" MSPointerMove."+namespace, //move
|
|
|
- "touchend."+namespace+" pointerup."+namespace+" MSPointerUp."+namespace //end
|
|
|
- ],
|
|
|
- touchAction=document.body.style.touchAction!==undefined;
|
|
|
- mCSB_container.bind(events[0],function(e){
|
|
|
- _onTouchstart(e);
|
|
|
- }).bind(events[1],function(e){
|
|
|
- _onTouchmove(e);
|
|
|
- });
|
|
|
- mCustomScrollBox.bind(events[0],function(e){
|
|
|
- _onTouchstart2(e);
|
|
|
- }).bind(events[2],function(e){
|
|
|
- _onTouchend(e);
|
|
|
- });
|
|
|
- if(iframe.length){
|
|
|
- iframe.each(function(){
|
|
|
- $(this).load(function(){
|
|
|
- /* bind events on accessible iframes */
|
|
|
- if(_canAccessIFrame(this)){
|
|
|
- $(this.contentDocument || this.contentWindow.document).bind(events[0],function(e){
|
|
|
- _onTouchstart(e);
|
|
|
- _onTouchstart2(e);
|
|
|
- }).bind(events[1],function(e){
|
|
|
- _onTouchmove(e);
|
|
|
- }).bind(events[2],function(e){
|
|
|
- _onTouchend(e);
|
|
|
- });
|
|
|
- }
|
|
|
- });
|
|
|
- });
|
|
|
- }
|
|
|
- function _onTouchstart(e){
|
|
|
- if(!_pointerTouch(e) || touchActive || _coordinates(e)[2]){touchable=0; return;}
|
|
|
- touchable=1; touchDrag=0; docDrag=0; draggable=1;
|
|
|
- $this.removeClass("mCS_touch_action");
|
|
|
- var offset=mCSB_container.offset();
|
|
|
- dragY=_coordinates(e)[0]-offset.top;
|
|
|
- dragX=_coordinates(e)[1]-offset.left;
|
|
|
- touchIntent=[_coordinates(e)[0],_coordinates(e)[1]];
|
|
|
- }
|
|
|
- function _onTouchmove(e){
|
|
|
- if(!_pointerTouch(e) || touchActive || _coordinates(e)[2]){return;}
|
|
|
- if(!o.documentTouchScroll){e.preventDefault();}
|
|
|
- e.stopImmediatePropagation();
|
|
|
- if(docDrag && !touchDrag){return;}
|
|
|
- if(draggable){
|
|
|
- runningTime=_getTime();
|
|
|
- var offset=mCustomScrollBox.offset(),y=_coordinates(e)[0]-offset.top,x=_coordinates(e)[1]-offset.left,
|
|
|
- easing="mcsLinearOut";
|
|
|
- touchMoveY.push(y);
|
|
|
- touchMoveX.push(x);
|
|
|
- touchIntent[2]=Math.abs(_coordinates(e)[0]-touchIntent[0]); touchIntent[3]=Math.abs(_coordinates(e)[1]-touchIntent[1]);
|
|
|
- if(d.overflowed[0]){
|
|
|
- var limit=mCSB_dragger[0].parent().height()-mCSB_dragger[0].height(),
|
|
|
- prevent=((dragY-y)>0 && (y-dragY)>-(limit*d.scrollRatio.y) && (touchIntent[3]*2<touchIntent[2] || o.axis==="yx"));
|
|
|
- }
|
|
|
- if(d.overflowed[1]){
|
|
|
- var limitX=mCSB_dragger[1].parent().width()-mCSB_dragger[1].width(),
|
|
|
- preventX=((dragX-x)>0 && (x-dragX)>-(limitX*d.scrollRatio.x) && (touchIntent[2]*2<touchIntent[3] || o.axis==="yx"));
|
|
|
- }
|
|
|
- if(prevent || preventX){ /* prevent native document scrolling */
|
|
|
- if(!touchAction){e.preventDefault();}
|
|
|
- touchDrag=1;
|
|
|
- }else{
|
|
|
- docDrag=1;
|
|
|
- $this.addClass("mCS_touch_action");
|
|
|
- }
|
|
|
- if(touchAction){e.preventDefault();}
|
|
|
- amount=o.axis==="yx" ? [(dragY-y),(dragX-x)] : o.axis==="x" ? [null,(dragX-x)] : [(dragY-y),null];
|
|
|
- mCSB_container[0].idleTimer=250;
|
|
|
- if(d.overflowed[0]){_drag(amount[0],durA,easing,"y","all",true);}
|
|
|
- if(d.overflowed[1]){_drag(amount[1],durA,easing,"x",overwrite,true);}
|
|
|
- }
|
|
|
- }
|
|
|
- function _onTouchstart2(e){
|
|
|
- if(!_pointerTouch(e) || touchActive || _coordinates(e)[2]){touchable=0; return;}
|
|
|
- touchable=1;
|
|
|
- e.stopImmediatePropagation();
|
|
|
- _stop($this);
|
|
|
- startTime=_getTime();
|
|
|
- var offset=mCustomScrollBox.offset();
|
|
|
- touchStartY=_coordinates(e)[0]-offset.top;
|
|
|
- touchStartX=_coordinates(e)[1]-offset.left;
|
|
|
- touchMoveY=[]; touchMoveX=[];
|
|
|
- }
|
|
|
- function _onTouchend(e){
|
|
|
- if(!_pointerTouch(e) || touchActive || _coordinates(e)[2]){return;}
|
|
|
- draggable=0;
|
|
|
- e.stopImmediatePropagation();
|
|
|
- touchDrag=0; docDrag=0;
|
|
|
- endTime=_getTime();
|
|
|
- var offset=mCustomScrollBox.offset(),y=_coordinates(e)[0]-offset.top,x=_coordinates(e)[1]-offset.left;
|
|
|
- if((endTime-runningTime)>30){return;}
|
|
|
- speed=1000/(endTime-startTime);
|
|
|
- var easing="mcsEaseOut",slow=speed<2.5,
|
|
|
- diff=slow ? [touchMoveY[touchMoveY.length-2],touchMoveX[touchMoveX.length-2]] : [0,0];
|
|
|
- distance=slow ? [(y-diff[0]),(x-diff[1])] : [y-touchStartY,x-touchStartX];
|
|
|
- var absDistance=[Math.abs(distance[0]),Math.abs(distance[1])];
|
|
|
- speed=slow ? [Math.abs(distance[0]/4),Math.abs(distance[1]/4)] : [speed,speed];
|
|
|
- var a=[
|
|
|
- Math.abs(mCSB_container[0].offsetTop)-(distance[0]*_m((absDistance[0]/speed[0]),speed[0])),
|
|
|
- Math.abs(mCSB_container[0].offsetLeft)-(distance[1]*_m((absDistance[1]/speed[1]),speed[1]))
|
|
|
- ];
|
|
|
- amount=o.axis==="yx" ? [a[0],a[1]] : o.axis==="x" ? [null,a[1]] : [a[0],null];
|
|
|
- durB=[(absDistance[0]*4)+o.scrollInertia,(absDistance[1]*4)+o.scrollInertia];
|
|
|
- var md=parseInt(o.contentTouchScroll) || 0; /* absolute minimum distance required */
|
|
|
- amount[0]=absDistance[0]>md ? amount[0] : 0;
|
|
|
- amount[1]=absDistance[1]>md ? amount[1] : 0;
|
|
|
- if(d.overflowed[0]){_drag(amount[0],durB[0],easing,"y",overwrite,false);}
|
|
|
- if(d.overflowed[1]){_drag(amount[1],durB[1],easing,"x",overwrite,false);}
|
|
|
- }
|
|
|
- function _m(ds,s){
|
|
|
- var r=[s*1.5,s*2,s/1.5,s/2];
|
|
|
- if(ds>90){
|
|
|
- return s>4 ? r[0] : r[3];
|
|
|
- }else if(ds>60){
|
|
|
- return s>3 ? r[3] : r[2];
|
|
|
- }else if(ds>30){
|
|
|
- return s>8 ? r[1] : s>6 ? r[0] : s>4 ? s : r[2];
|
|
|
- }else{
|
|
|
- return s>8 ? s : r[3];
|
|
|
- }
|
|
|
- }
|
|
|
- function _drag(amount,dur,easing,dir,overwrite,drag){
|
|
|
- if(!amount){return;}
|
|
|
- _scrollTo($this,amount.toString(),{dur:dur,scrollEasing:easing,dir:dir,overwrite:overwrite,drag:drag});
|
|
|
- }
|
|
|
- },
|
|
|
- /* -------------------- */
|
|
|
-
|
|
|
-
|
|
|
- /*
|
|
|
- SELECT TEXT EVENTS
|
|
|
- scrolls content when text is selected
|
|
|
- */
|
|
|
- _selectable=function(){
|
|
|
- var $this=$(this),d=$this.data(pluginPfx),o=d.opt,seq=d.sequential,
|
|
|
- namespace=pluginPfx+"_"+d.idx,
|
|
|
- mCSB_container=$("#mCSB_"+d.idx+"_container"),
|
|
|
- wrapper=mCSB_container.parent(),
|
|
|
- action;
|
|
|
- mCSB_container.bind("mousedown."+namespace,function(e){
|
|
|
- if(touchable){return;}
|
|
|
- if(!action){action=1; touchActive=true;}
|
|
|
- }).add(document).bind("mousemove."+namespace,function(e){
|
|
|
- if(!touchable && action && _sel()){
|
|
|
- var offset=mCSB_container.offset(),
|
|
|
- y=_coordinates(e)[0]-offset.top+mCSB_container[0].offsetTop,x=_coordinates(e)[1]-offset.left+mCSB_container[0].offsetLeft;
|
|
|
- if(y>0 && y<wrapper.height() && x>0 && x<wrapper.width()){
|
|
|
- if(seq.step){_seq("off",null,"stepped");}
|
|
|
- }else{
|
|
|
- if(o.axis!=="x" && d.overflowed[0]){
|
|
|
- if(y<0){
|
|
|
- _seq("on",38);
|
|
|
- }else if(y>wrapper.height()){
|
|
|
- _seq("on",40);
|
|
|
- }
|
|
|
- }
|
|
|
- if(o.axis!=="y" && d.overflowed[1]){
|
|
|
- if(x<0){
|
|
|
- _seq("on",37);
|
|
|
- }else if(x>wrapper.width()){
|
|
|
- _seq("on",39);
|
|
|
- }
|
|
|
- }
|
|
|
- }
|
|
|
- }
|
|
|
- }).bind("mouseup."+namespace+" dragend."+namespace,function(e){
|
|
|
- if(touchable){return;}
|
|
|
- if(action){action=0; _seq("off",null);}
|
|
|
- touchActive=false;
|
|
|
- });
|
|
|
- function _sel(){
|
|
|
- return window.getSelection ? window.getSelection().toString() :
|
|
|
- document.selection && document.selection.type!="Control" ? document.selection.createRange().text : 0;
|
|
|
- }
|
|
|
- function _seq(a,c,s){
|
|
|
- seq.type=s && action ? "stepped" : "stepless";
|
|
|
- seq.scrollAmount=10;
|
|
|
- _sequentialScroll($this,a,c,"mcsLinearOut",s ? 60 : null);
|
|
|
- }
|
|
|
- },
|
|
|
- /* -------------------- */
|
|
|
-
|
|
|
-
|
|
|
- /*
|
|
|
- MOUSE WHEEL EVENT
|
|
|
- scrolls content via mouse-wheel
|
|
|
- via mouse-wheel plugin (https://github.com/brandonaaron/jquery-mousewheel)
|
|
|
- */
|
|
|
- _mousewheel=function(){
|
|
|
- if(!$(this).data(pluginPfx)){return;} /* Check if the scrollbar is ready to use mousewheel events (issue: #185) */
|
|
|
- var $this=$(this),d=$this.data(pluginPfx),o=d.opt,
|
|
|
- namespace=pluginPfx+"_"+d.idx,
|
|
|
- mCustomScrollBox=$("#mCSB_"+d.idx),
|
|
|
- mCSB_dragger=[$("#mCSB_"+d.idx+"_dragger_vertical"),$("#mCSB_"+d.idx+"_dragger_horizontal")],
|
|
|
- iframe=$("#mCSB_"+d.idx+"_container").find("iframe");
|
|
|
- if(iframe.length){
|
|
|
- iframe.each(function(){
|
|
|
- $(this).load(function(){
|
|
|
- /* bind events on accessible iframes */
|
|
|
- if(_canAccessIFrame(this)){
|
|
|
- $(this.contentDocument || this.contentWindow.document).bind("mousewheel."+namespace,function(e,delta){
|
|
|
- _onMousewheel(e,delta);
|
|
|
- });
|
|
|
- }
|
|
|
- });
|
|
|
- });
|
|
|
- }
|
|
|
- mCustomScrollBox.bind("mousewheel."+namespace,function(e,delta){
|
|
|
- _onMousewheel(e,delta);
|
|
|
- });
|
|
|
- function _onMousewheel(e,delta){
|
|
|
- _stop($this);
|
|
|
- if(_disableMousewheel($this,e.target)){return;} /* disables mouse-wheel when hovering specific elements */
|
|
|
- var deltaFactor=o.mouseWheel.deltaFactor!=="auto" ? parseInt(o.mouseWheel.deltaFactor) : (oldIE && e.deltaFactor<100) ? 100 : e.deltaFactor || 100,
|
|
|
- dur=o.scrollInertia;
|
|
|
- if(o.axis==="x" || o.mouseWheel.axis==="x"){
|
|
|
- var dir="x",
|
|
|
- px=[Math.round(deltaFactor*d.scrollRatio.x),parseInt(o.mouseWheel.scrollAmount)],
|
|
|
- amount=o.mouseWheel.scrollAmount!=="auto" ? px[1] : px[0]>=mCustomScrollBox.width() ? mCustomScrollBox.width()*0.9 : px[0],
|
|
|
- contentPos=Math.abs($("#mCSB_"+d.idx+"_container")[0].offsetLeft),
|
|
|
- draggerPos=mCSB_dragger[1][0].offsetLeft,
|
|
|
- limit=mCSB_dragger[1].parent().width()-mCSB_dragger[1].width(),
|
|
|
- dlt=e.deltaX || e.deltaY || delta;
|
|
|
- }else{
|
|
|
- var dir="y",
|
|
|
- px=[Math.round(deltaFactor*d.scrollRatio.y),parseInt(o.mouseWheel.scrollAmount)],
|
|
|
- amount=o.mouseWheel.scrollAmount!=="auto" ? px[1] : px[0]>=mCustomScrollBox.height() ? mCustomScrollBox.height()*0.9 : px[0],
|
|
|
- contentPos=Math.abs($("#mCSB_"+d.idx+"_container")[0].offsetTop),
|
|
|
- draggerPos=mCSB_dragger[0][0].offsetTop,
|
|
|
- limit=mCSB_dragger[0].parent().height()-mCSB_dragger[0].height(),
|
|
|
- dlt=e.deltaY || delta;
|
|
|
- }
|
|
|
- if((dir==="y" && !d.overflowed[0]) || (dir==="x" && !d.overflowed[1])){return;}
|
|
|
- if(o.mouseWheel.invert || e.webkitDirectionInvertedFromDevice){dlt=-dlt;}
|
|
|
- if(o.mouseWheel.normalizeDelta){dlt=dlt<0 ? -1 : 1;}
|
|
|
- if((dlt>0 && draggerPos!==0) || (dlt<0 && draggerPos!==limit) || o.mouseWheel.preventDefault){
|
|
|
- e.stopImmediatePropagation();
|
|
|
- e.preventDefault();
|
|
|
- }
|
|
|
- if(e.deltaFactor<2 && !o.mouseWheel.normalizeDelta){
|
|
|
- //very low deltaFactor values mean some kind of delta acceleration (e.g. osx trackpad), so adjusting scrolling accordingly
|
|
|
- amount=e.deltaFactor; dur=17;
|
|
|
- }
|
|
|
- _scrollTo($this,(contentPos-(dlt*amount)).toString(),{dir:dir,dur:dur});
|
|
|
- }
|
|
|
- },
|
|
|
- /* -------------------- */
|
|
|
-
|
|
|
-
|
|
|
- /* checks if iframe can be accessed */
|
|
|
- _canAccessIFrame=function(iframe){
|
|
|
- var html=null;
|
|
|
- if(!iframe){
|
|
|
- try{
|
|
|
- var doc=top.document;
|
|
|
- html=doc.body.innerHTML;
|
|
|
- }catch(err){/* do nothing */}
|
|
|
- return(html!==null);
|
|
|
- }else{
|
|
|
- try{
|
|
|
- var doc=iframe.contentDocument || iframe.contentWindow.document;
|
|
|
- html=doc.body.innerHTML;
|
|
|
- }catch(err){/* do nothing */}
|
|
|
- return(html!==null);
|
|
|
- }
|
|
|
- },
|
|
|
- /* -------------------- */
|
|
|
-
|
|
|
-
|
|
|
- /* disables mouse-wheel when hovering specific elements like select, datalist etc. */
|
|
|
- _disableMousewheel=function(el,target){
|
|
|
- var tag=target.nodeName.toLowerCase(),
|
|
|
- tags=el.data(pluginPfx).opt.mouseWheel.disableOver,
|
|
|
- /* elements that require focus */
|
|
|
- focusTags=["select","textarea"];
|
|
|
- return $.inArray(tag,tags) > -1 && !($.inArray(tag,focusTags) > -1 && !$(target).is(":focus"));
|
|
|
- },
|
|
|
- /* -------------------- */
|
|
|
-
|
|
|
-
|
|
|
- /*
|
|
|
- DRAGGER RAIL CLICK EVENT
|
|
|
- scrolls content via dragger rail
|
|
|
- */
|
|
|
- _draggerRail=function(){
|
|
|
- var $this=$(this),d=$this.data(pluginPfx),
|
|
|
- namespace=pluginPfx+"_"+d.idx,
|
|
|
- mCSB_container=$("#mCSB_"+d.idx+"_container"),
|
|
|
- wrapper=mCSB_container.parent(),
|
|
|
- mCSB_draggerContainer=$(".mCSB_"+d.idx+"_scrollbar ."+classes[12]),
|
|
|
- clickable;
|
|
|
- mCSB_draggerContainer.bind("mousedown."+namespace+" touchstart."+namespace+" pointerdown."+namespace+" MSPointerDown."+namespace,function(e){
|
|
|
- touchActive=true;
|
|
|
- if(!$(e.target).hasClass("mCSB_dragger")){clickable=1;}
|
|
|
- }).bind("touchend."+namespace+" pointerup."+namespace+" MSPointerUp."+namespace,function(e){
|
|
|
- touchActive=false;
|
|
|
- }).bind("click."+namespace,function(e){
|
|
|
- if(!clickable){return;}
|
|
|
- clickable=0;
|
|
|
- if($(e.target).hasClass(classes[12]) || $(e.target).hasClass("mCSB_draggerRail")){
|
|
|
- _stop($this);
|
|
|
- var el=$(this),mCSB_dragger=el.find(".mCSB_dragger");
|
|
|
- if(el.parent(".mCSB_scrollTools_horizontal").length>0){
|
|
|
- if(!d.overflowed[1]){return;}
|
|
|
- var dir="x",
|
|
|
- clickDir=e.pageX>mCSB_dragger.offset().left ? -1 : 1,
|
|
|
- to=Math.abs(mCSB_container[0].offsetLeft)-(clickDir*(wrapper.width()*0.9));
|
|
|
- }else{
|
|
|
- if(!d.overflowed[0]){return;}
|
|
|
- var dir="y",
|
|
|
- clickDir=e.pageY>mCSB_dragger.offset().top ? -1 : 1,
|
|
|
- to=Math.abs(mCSB_container[0].offsetTop)-(clickDir*(wrapper.height()*0.9));
|
|
|
- }
|
|
|
- _scrollTo($this,to.toString(),{dir:dir,scrollEasing:"mcsEaseInOut"});
|
|
|
- }
|
|
|
- });
|
|
|
- },
|
|
|
- /* -------------------- */
|
|
|
-
|
|
|
-
|
|
|
- /*
|
|
|
- FOCUS EVENT
|
|
|
- scrolls content via element focus (e.g. clicking an input, pressing TAB key etc.)
|
|
|
- */
|
|
|
- _focus=function(){
|
|
|
- var $this=$(this),d=$this.data(pluginPfx),o=d.opt,
|
|
|
- namespace=pluginPfx+"_"+d.idx,
|
|
|
- mCSB_container=$("#mCSB_"+d.idx+"_container"),
|
|
|
- wrapper=mCSB_container.parent();
|
|
|
- mCSB_container.bind("focusin."+namespace,function(e){
|
|
|
- var el=$(document.activeElement),
|
|
|
- nested=mCSB_container.find(".mCustomScrollBox").length,
|
|
|
- dur=0;
|
|
|
- if(!el.is(o.advanced.autoScrollOnFocus)){return;}
|
|
|
- _stop($this);
|
|
|
- clearTimeout($this[0]._focusTimeout);
|
|
|
- $this[0]._focusTimer=nested ? (dur+17)*nested : 0;
|
|
|
- $this[0]._focusTimeout=setTimeout(function(){
|
|
|
- var to=[_childPos(el)[0],_childPos(el)[1]],
|
|
|
- contentPos=[mCSB_container[0].offsetTop,mCSB_container[0].offsetLeft],
|
|
|
- isVisible=[
|
|
|
- (contentPos[0]+to[0]>=0 && contentPos[0]+to[0]<wrapper.height()-el.outerHeight(false)),
|
|
|
- (contentPos[1]+to[1]>=0 && contentPos[0]+to[1]<wrapper.width()-el.outerWidth(false))
|
|
|
- ],
|
|
|
- overwrite=(o.axis==="yx" && !isVisible[0] && !isVisible[1]) ? "none" : "all";
|
|
|
- if(o.axis!=="x" && !isVisible[0]){
|
|
|
- _scrollTo($this,to[0].toString(),{dir:"y",scrollEasing:"mcsEaseInOut",overwrite:overwrite,dur:dur});
|
|
|
- }
|
|
|
- if(o.axis!=="y" && !isVisible[1]){
|
|
|
- _scrollTo($this,to[1].toString(),{dir:"x",scrollEasing:"mcsEaseInOut",overwrite:overwrite,dur:dur});
|
|
|
- }
|
|
|
- },$this[0]._focusTimer);
|
|
|
- });
|
|
|
- },
|
|
|
- /* -------------------- */
|
|
|
-
|
|
|
-
|
|
|
- /* sets content wrapper scrollTop/scrollLeft always to 0 */
|
|
|
- _wrapperScroll=function(){
|
|
|
- var $this=$(this),d=$this.data(pluginPfx),
|
|
|
- namespace=pluginPfx+"_"+d.idx,
|
|
|
- wrapper=$("#mCSB_"+d.idx+"_container").parent();
|
|
|
- wrapper.bind("scroll."+namespace,function(e){
|
|
|
- if(wrapper.scrollTop()!==0 || wrapper.scrollLeft()!==0){
|
|
|
- $(".mCSB_"+d.idx+"_scrollbar").css("visibility","hidden"); /* hide scrollbar(s) */
|
|
|
- }
|
|
|
- });
|
|
|
- },
|
|
|
- /* -------------------- */
|
|
|
-
|
|
|
-
|
|
|
- /*
|
|
|
- BUTTONS EVENTS
|
|
|
- scrolls content via up, down, left and right buttons
|
|
|
- */
|
|
|
- _buttons=function(){
|
|
|
- var $this=$(this),d=$this.data(pluginPfx),o=d.opt,seq=d.sequential,
|
|
|
- namespace=pluginPfx+"_"+d.idx,
|
|
|
- sel=".mCSB_"+d.idx+"_scrollbar",
|
|
|
- btn=$(sel+">a");
|
|
|
- btn.bind("mousedown."+namespace+" touchstart."+namespace+" pointerdown."+namespace+" MSPointerDown."+namespace+" mouseup."+namespace+" touchend."+namespace+" pointerup."+namespace+" MSPointerUp."+namespace+" mouseout."+namespace+" pointerout."+namespace+" MSPointerOut."+namespace+" click."+namespace,function(e){
|
|
|
- e.preventDefault();
|
|
|
- if(!_mouseBtnLeft(e)){return;} /* left mouse button only */
|
|
|
- var btnClass=$(this).attr("class");
|
|
|
- seq.type=o.scrollButtons.scrollType;
|
|
|
- switch(e.type){
|
|
|
- case "mousedown": case "touchstart": case "pointerdown": case "MSPointerDown":
|
|
|
- if(seq.type==="stepped"){return;}
|
|
|
- touchActive=true;
|
|
|
- d.tweenRunning=false;
|
|
|
- _seq("on",btnClass);
|
|
|
- break;
|
|
|
- case "mouseup": case "touchend": case "pointerup": case "MSPointerUp":
|
|
|
- case "mouseout": case "pointerout": case "MSPointerOut":
|
|
|
- if(seq.type==="stepped"){return;}
|
|
|
- touchActive=false;
|
|
|
- if(seq.dir){_seq("off",btnClass);}
|
|
|
- break;
|
|
|
- case "click":
|
|
|
- if(seq.type!=="stepped" || d.tweenRunning){return;}
|
|
|
- _seq("on",btnClass);
|
|
|
- break;
|
|
|
- }
|
|
|
- function _seq(a,c){
|
|
|
- seq.scrollAmount=o.scrollButtons.scrollAmount;
|
|
|
- _sequentialScroll($this,a,c);
|
|
|
- }
|
|
|
- });
|
|
|
- },
|
|
|
- /* -------------------- */
|
|
|
-
|
|
|
-
|
|
|
- /*
|
|
|
- KEYBOARD EVENTS
|
|
|
- scrolls content via keyboard
|
|
|
- Keys: up arrow, down arrow, left arrow, right arrow, PgUp, PgDn, Home, End
|
|
|
- */
|
|
|
- _keyboard=function(){
|
|
|
- var $this=$(this),d=$this.data(pluginPfx),o=d.opt,seq=d.sequential,
|
|
|
- namespace=pluginPfx+"_"+d.idx,
|
|
|
- mCustomScrollBox=$("#mCSB_"+d.idx),
|
|
|
- mCSB_container=$("#mCSB_"+d.idx+"_container"),
|
|
|
- wrapper=mCSB_container.parent(),
|
|
|
- editables="input,textarea,select,datalist,keygen,[contenteditable='true']",
|
|
|
- iframe=mCSB_container.find("iframe"),
|
|
|
- events=["blur."+namespace+" keydown."+namespace+" keyup."+namespace];
|
|
|
- if(iframe.length){
|
|
|
- iframe.each(function(){
|
|
|
- $(this).load(function(){
|
|
|
- /* bind events on accessible iframes */
|
|
|
- if(_canAccessIFrame(this)){
|
|
|
- $(this.contentDocument || this.contentWindow.document).bind(events[0],function(e){
|
|
|
- _onKeyboard(e);
|
|
|
- });
|
|
|
- }
|
|
|
- });
|
|
|
- });
|
|
|
- }
|
|
|
- mCustomScrollBox.attr("tabindex","0").bind(events[0],function(e){
|
|
|
- _onKeyboard(e);
|
|
|
- });
|
|
|
- function _onKeyboard(e){
|
|
|
- switch(e.type){
|
|
|
- case "blur":
|
|
|
- if(d.tweenRunning && seq.dir){_seq("off",null);}
|
|
|
- break;
|
|
|
- case "keydown": case "keyup":
|
|
|
- var code=e.keyCode ? e.keyCode : e.which,action="on";
|
|
|
- if((o.axis!=="x" && (code===38 || code===40)) || (o.axis!=="y" && (code===37 || code===39))){
|
|
|
- /* up (38), down (40), left (37), right (39) arrows */
|
|
|
- if(((code===38 || code===40) && !d.overflowed[0]) || ((code===37 || code===39) && !d.overflowed[1])){return;}
|
|
|
- if(e.type==="keyup"){action="off";}
|
|
|
- if(!$(document.activeElement).is(editables)){
|
|
|
- e.preventDefault();
|
|
|
- e.stopImmediatePropagation();
|
|
|
- _seq(action,code);
|
|
|
- }
|
|
|
- }else if(code===33 || code===34){
|
|
|
- /* PgUp (33), PgDn (34) */
|
|
|
- if(d.overflowed[0] || d.overflowed[1]){
|
|
|
- e.preventDefault();
|
|
|
- e.stopImmediatePropagation();
|
|
|
- }
|
|
|
- if(e.type==="keyup"){
|
|
|
- _stop($this);
|
|
|
- var keyboardDir=code===34 ? -1 : 1;
|
|
|
- if(o.axis==="x" || (o.axis==="yx" && d.overflowed[1] && !d.overflowed[0])){
|
|
|
- var dir="x",to=Math.abs(mCSB_container[0].offsetLeft)-(keyboardDir*(wrapper.width()*0.9));
|
|
|
- }else{
|
|
|
- var dir="y",to=Math.abs(mCSB_container[0].offsetTop)-(keyboardDir*(wrapper.height()*0.9));
|
|
|
- }
|
|
|
- _scrollTo($this,to.toString(),{dir:dir,scrollEasing:"mcsEaseInOut"});
|
|
|
- }
|
|
|
- }else if(code===35 || code===36){
|
|
|
- /* End (35), Home (36) */
|
|
|
- if(!$(document.activeElement).is(editables)){
|
|
|
- if(d.overflowed[0] || d.overflowed[1]){
|
|
|
- e.preventDefault();
|
|
|
- e.stopImmediatePropagation();
|
|
|
- }
|
|
|
- if(e.type==="keyup"){
|
|
|
- if(o.axis==="x" || (o.axis==="yx" && d.overflowed[1] && !d.overflowed[0])){
|
|
|
- var dir="x",to=code===35 ? Math.abs(wrapper.width()-mCSB_container.outerWidth(false)) : 0;
|
|
|
- }else{
|
|
|
- var dir="y",to=code===35 ? Math.abs(wrapper.height()-mCSB_container.outerHeight(false)) : 0;
|
|
|
- }
|
|
|
- _scrollTo($this,to.toString(),{dir:dir,scrollEasing:"mcsEaseInOut"});
|
|
|
- }
|
|
|
- }
|
|
|
- }
|
|
|
- break;
|
|
|
- }
|
|
|
- function _seq(a,c){
|
|
|
- seq.type=o.keyboard.scrollType;
|
|
|
- seq.scrollAmount=o.keyboard.scrollAmount;
|
|
|
- if(seq.type==="stepped" && d.tweenRunning){return;}
|
|
|
- _sequentialScroll($this,a,c);
|
|
|
- }
|
|
|
- }
|
|
|
- },
|
|
|
- /* -------------------- */
|
|
|
-
|
|
|
-
|
|
|
- /* scrolls content sequentially (used when scrolling via buttons, keyboard arrows etc.) */
|
|
|
- _sequentialScroll=function(el,action,trigger,e,s){
|
|
|
- var d=el.data(pluginPfx),o=d.opt,seq=d.sequential,
|
|
|
- mCSB_container=$("#mCSB_"+d.idx+"_container"),
|
|
|
- once=seq.type==="stepped" ? true : false,
|
|
|
- steplessSpeed=o.scrollInertia < 26 ? 26 : o.scrollInertia, /* 26/1.5=17 */
|
|
|
- steppedSpeed=o.scrollInertia < 1 ? 17 : o.scrollInertia;
|
|
|
- switch(action){
|
|
|
- case "on":
|
|
|
- seq.dir=[
|
|
|
- (trigger===classes[16] || trigger===classes[15] || trigger===39 || trigger===37 ? "x" : "y"),
|
|
|
- (trigger===classes[13] || trigger===classes[15] || trigger===38 || trigger===37 ? -1 : 1)
|
|
|
- ];
|
|
|
- _stop(el);
|
|
|
- if(_isNumeric(trigger) && seq.type==="stepped"){return;}
|
|
|
- _on(once);
|
|
|
- break;
|
|
|
- case "off":
|
|
|
- _off();
|
|
|
- if(once || (d.tweenRunning && seq.dir)){
|
|
|
- _on(true);
|
|
|
- }
|
|
|
- break;
|
|
|
- }
|
|
|
-
|
|
|
- /* starts sequence */
|
|
|
- function _on(once){
|
|
|
- if(o.snapAmount){seq.scrollAmount=!(o.snapAmount instanceof Array) ? o.snapAmount : seq.dir[0]==="x" ? o.snapAmount[1] : o.snapAmount[0];} /* scrolling snapping */
|
|
|
- var c=seq.type!=="stepped", /* continuous scrolling */
|
|
|
- t=s ? s : !once ? 1000/60 : c ? steplessSpeed/1.5 : steppedSpeed, /* timer */
|
|
|
- m=!once ? 2.5 : c ? 7.5 : 40, /* multiplier */
|
|
|
- contentPos=[Math.abs(mCSB_container[0].offsetTop),Math.abs(mCSB_container[0].offsetLeft)],
|
|
|
- ratio=[d.scrollRatio.y>10 ? 10 : d.scrollRatio.y,d.scrollRatio.x>10 ? 10 : d.scrollRatio.x],
|
|
|
- amount=seq.dir[0]==="x" ? contentPos[1]+(seq.dir[1]*(ratio[1]*m)) : contentPos[0]+(seq.dir[1]*(ratio[0]*m)),
|
|
|
- px=seq.dir[0]==="x" ? contentPos[1]+(seq.dir[1]*parseInt(seq.scrollAmount)) : contentPos[0]+(seq.dir[1]*parseInt(seq.scrollAmount)),
|
|
|
- to=seq.scrollAmount!=="auto" ? px : amount,
|
|
|
- easing=e ? e : !once ? "mcsLinear" : c ? "mcsLinearOut" : "mcsEaseInOut",
|
|
|
- onComplete=!once ? false : true;
|
|
|
- if(once && t<17){
|
|
|
- to=seq.dir[0]==="x" ? contentPos[1] : contentPos[0];
|
|
|
- }
|
|
|
- _scrollTo(el,to.toString(),{dir:seq.dir[0],scrollEasing:easing,dur:t,onComplete:onComplete});
|
|
|
- if(once){
|
|
|
- seq.dir=false;
|
|
|
- return;
|
|
|
- }
|
|
|
- clearTimeout(seq.step);
|
|
|
- seq.step=setTimeout(function(){
|
|
|
- _on();
|
|
|
- },t);
|
|
|
- }
|
|
|
- /* stops sequence */
|
|
|
- function _off(){
|
|
|
- clearTimeout(seq.step);
|
|
|
- _delete(seq,"step");
|
|
|
- _stop(el);
|
|
|
- }
|
|
|
- },
|
|
|
- /* -------------------- */
|
|
|
-
|
|
|
-
|
|
|
- /* returns a yx array from value */
|
|
|
- _arr=function(val){
|
|
|
- var o=$(this).data(pluginPfx).opt,vals=[];
|
|
|
- if(typeof val==="function"){val=val();} /* check if the value is a single anonymous function */
|
|
|
- /* check if value is object or array, its length and create an array with yx values */
|
|
|
- if(!(val instanceof Array)){ /* object value (e.g. {y:"100",x:"100"}, 100 etc.) */
|
|
|
- vals[0]=val.y ? val.y : val.x || o.axis==="x" ? null : val;
|
|
|
- vals[1]=val.x ? val.x : val.y || o.axis==="y" ? null : val;
|
|
|
- }else{ /* array value (e.g. [100,100]) */
|
|
|
- vals=val.length>1 ? [val[0],val[1]] : o.axis==="x" ? [null,val[0]] : [val[0],null];
|
|
|
- }
|
|
|
- /* check if array values are anonymous functions */
|
|
|
- if(typeof vals[0]==="function"){vals[0]=vals[0]();}
|
|
|
- if(typeof vals[1]==="function"){vals[1]=vals[1]();}
|
|
|
- return vals;
|
|
|
- },
|
|
|
- /* -------------------- */
|
|
|
-
|
|
|
-
|
|
|
- /* translates values (e.g. "top", 100, "100px", "#id") to actual scroll-to positions */
|
|
|
- _to=function(val,dir){
|
|
|
- if(val==null || typeof val=="undefined"){return;}
|
|
|
- var $this=$(this),d=$this.data(pluginPfx),o=d.opt,
|
|
|
- mCSB_container=$("#mCSB_"+d.idx+"_container"),
|
|
|
- wrapper=mCSB_container.parent(),
|
|
|
- t=typeof val;
|
|
|
- if(!dir){dir=o.axis==="x" ? "x" : "y";}
|
|
|
- var contentLength=dir==="x" ? mCSB_container.outerWidth(false) : mCSB_container.outerHeight(false),
|
|
|
- contentPos=dir==="x" ? mCSB_container[0].offsetLeft : mCSB_container[0].offsetTop,
|
|
|
- cssProp=dir==="x" ? "left" : "top";
|
|
|
- switch(t){
|
|
|
- case "function": /* this currently is not used. Consider removing it */
|
|
|
- return val();
|
|
|
- break;
|
|
|
- case "object": /* js/jquery object */
|
|
|
- var obj=val.jquery ? val : $(val);
|
|
|
- if(!obj.length){return;}
|
|
|
- return dir==="x" ? _childPos(obj)[1] : _childPos(obj)[0];
|
|
|
- break;
|
|
|
- case "string": case "number":
|
|
|
- if(_isNumeric(val)){ /* numeric value */
|
|
|
- return Math.abs(val);
|
|
|
- }else if(val.indexOf("%")!==-1){ /* percentage value */
|
|
|
- return Math.abs(contentLength*parseInt(val)/100);
|
|
|
- }else if(val.indexOf("-=")!==-1){ /* decrease value */
|
|
|
- return Math.abs(contentPos-parseInt(val.split("-=")[1]));
|
|
|
- }else if(val.indexOf("+=")!==-1){ /* inrease value */
|
|
|
- var p=(contentPos+parseInt(val.split("+=")[1]));
|
|
|
- return p>=0 ? 0 : Math.abs(p);
|
|
|
- }else if(val.indexOf("px")!==-1 && _isNumeric(val.split("px")[0])){ /* pixels string value (e.g. "100px") */
|
|
|
- return Math.abs(val.split("px")[0]);
|
|
|
- }else{
|
|
|
- if(val==="top" || val==="left"){ /* special strings */
|
|
|
- return 0;
|
|
|
- }else if(val==="bottom"){
|
|
|
- return Math.abs(wrapper.height()-mCSB_container.outerHeight(false));
|
|
|
- }else if(val==="right"){
|
|
|
- return Math.abs(wrapper.width()-mCSB_container.outerWidth(false));
|
|
|
- }else if(val==="first" || val==="last"){
|
|
|
- var obj=mCSB_container.find(":"+val);
|
|
|
- return dir==="x" ? _childPos(obj)[1] : _childPos(obj)[0];
|
|
|
- }else{
|
|
|
- if($(val).length){ /* jquery selector */
|
|
|
- return dir==="x" ? _childPos($(val))[1] : _childPos($(val))[0];
|
|
|
- }else{ /* other values (e.g. "100em") */
|
|
|
- mCSB_container.css(cssProp,val);
|
|
|
- methods.update.call(null,$this[0]);
|
|
|
- return;
|
|
|
- }
|
|
|
- }
|
|
|
- }
|
|
|
- break;
|
|
|
- }
|
|
|
- },
|
|
|
- /* -------------------- */
|
|
|
-
|
|
|
-
|
|
|
- /* calls the update method automatically */
|
|
|
- _autoUpdate=function(rem){
|
|
|
- var $this=$(this),d=$this.data(pluginPfx),o=d.opt,
|
|
|
- mCSB_container=$("#mCSB_"+d.idx+"_container");
|
|
|
- if(rem){
|
|
|
- /*
|
|
|
- removes autoUpdate timer
|
|
|
- usage: _autoUpdate.call(this,"remove");
|
|
|
- */
|
|
|
- clearTimeout(mCSB_container[0].autoUpdate);
|
|
|
- _delete(mCSB_container[0],"autoUpdate");
|
|
|
- return;
|
|
|
- }
|
|
|
- upd();
|
|
|
- function upd(){
|
|
|
- clearTimeout(mCSB_container[0].autoUpdate);
|
|
|
- if($this.parents("html").length===0){
|
|
|
- /* check element in dom tree */
|
|
|
- $this=null;
|
|
|
- return;
|
|
|
- }
|
|
|
- mCSB_container[0].autoUpdate=setTimeout(function(){
|
|
|
- /* update on specific selector(s) length and size change */
|
|
|
- if(o.advanced.updateOnSelectorChange){
|
|
|
- d.poll.change.n=sizesSum();
|
|
|
- if(d.poll.change.n!==d.poll.change.o){
|
|
|
- d.poll.change.o=d.poll.change.n;
|
|
|
- doUpd(3);
|
|
|
- return;
|
|
|
- }
|
|
|
- }
|
|
|
- /* update on main element and scrollbar size changes */
|
|
|
- if(o.advanced.updateOnContentResize){
|
|
|
- d.poll.size.n=$this[0].scrollHeight+$this[0].scrollWidth+mCSB_container[0].offsetHeight+$this[0].offsetHeight+$this[0].offsetWidth;
|
|
|
- if(d.poll.size.n!==d.poll.size.o){
|
|
|
- d.poll.size.o=d.poll.size.n;
|
|
|
- doUpd(1);
|
|
|
- return;
|
|
|
- }
|
|
|
- }
|
|
|
- /* update on image load */
|
|
|
- if(o.advanced.updateOnImageLoad){
|
|
|
- if(!(o.advanced.updateOnImageLoad==="auto" && o.axis==="y")){ //by default, it doesn't run on vertical content
|
|
|
- d.poll.img.n=mCSB_container.find("img").length;
|
|
|
- if(d.poll.img.n!==d.poll.img.o){
|
|
|
- d.poll.img.o=d.poll.img.n;
|
|
|
- mCSB_container.find("img").each(function(){
|
|
|
- imgLoader(this);
|
|
|
- });
|
|
|
- return;
|
|
|
- }
|
|
|
- }
|
|
|
- }
|
|
|
- if(o.advanced.updateOnSelectorChange || o.advanced.updateOnContentResize || o.advanced.updateOnImageLoad){upd();}
|
|
|
- },o.advanced.autoUpdateTimeout);
|
|
|
- }
|
|
|
- /* a tiny image loader */
|
|
|
- function imgLoader(el){
|
|
|
- if($(el).hasClass(classes[2])){doUpd(); return;}
|
|
|
- var img=new Image();
|
|
|
- function createDelegate(contextObject,delegateMethod){
|
|
|
- return function(){return delegateMethod.apply(contextObject,arguments);}
|
|
|
- }
|
|
|
- function imgOnLoad(){
|
|
|
- this.onload=null;
|
|
|
- $(el).addClass(classes[2]);
|
|
|
- doUpd(2);
|
|
|
- }
|
|
|
- img.onload=createDelegate(img,imgOnLoad);
|
|
|
- img.src=el.src;
|
|
|
- }
|
|
|
- /* returns the total height and width sum of all elements matching the selector */
|
|
|
- function sizesSum(){
|
|
|
- if(o.advanced.updateOnSelectorChange===true){o.advanced.updateOnSelectorChange="*";}
|
|
|
- var total=0,sel=mCSB_container.find(o.advanced.updateOnSelectorChange);
|
|
|
- if(o.advanced.updateOnSelectorChange && sel.length>0){sel.each(function(){total+=this.offsetHeight+this.offsetWidth;});}
|
|
|
- return total;
|
|
|
- }
|
|
|
- /* calls the update method */
|
|
|
- function doUpd(cb){
|
|
|
- clearTimeout(mCSB_container[0].autoUpdate);
|
|
|
- methods.update.call(null,$this[0],cb);
|
|
|
- }
|
|
|
- },
|
|
|
- /* -------------------- */
|
|
|
-
|
|
|
-
|
|
|
- /* snaps scrolling to a multiple of a pixels number */
|
|
|
- _snapAmount=function(to,amount,offset){
|
|
|
- return (Math.round(to/amount)*amount-offset);
|
|
|
- },
|
|
|
- /* -------------------- */
|
|
|
-
|
|
|
-
|
|
|
- /* stops content and scrollbar animations */
|
|
|
- _stop=function(el){
|
|
|
- var d=el.data(pluginPfx),
|
|
|
- sel=$("#mCSB_"+d.idx+"_container,#mCSB_"+d.idx+"_container_wrapper,#mCSB_"+d.idx+"_dragger_vertical,#mCSB_"+d.idx+"_dragger_horizontal");
|
|
|
- sel.each(function(){
|
|
|
- _stopTween.call(this);
|
|
|
- });
|
|
|
- },
|
|
|
- /* -------------------- */
|
|
|
-
|
|
|
-
|
|
|
- /*
|
|
|
- ANIMATES CONTENT
|
|
|
- This is where the actual scrolling happens
|
|
|
- */
|
|
|
- _scrollTo=function(el,to,options){
|
|
|
- var d=el.data(pluginPfx),o=d.opt,
|
|
|
- defaults={
|
|
|
- trigger:"internal",
|
|
|
- dir:"y",
|
|
|
- scrollEasing:"mcsEaseOut",
|
|
|
- drag:false,
|
|
|
- dur:o.scrollInertia,
|
|
|
- overwrite:"all",
|
|
|
- callbacks:true,
|
|
|
- onStart:true,
|
|
|
- onUpdate:true,
|
|
|
- onComplete:true
|
|
|
- },
|
|
|
- options=$.extend(defaults,options),
|
|
|
- dur=[options.dur,(options.drag ? 0 : options.dur)],
|
|
|
- mCustomScrollBox=$("#mCSB_"+d.idx),
|
|
|
- mCSB_container=$("#mCSB_"+d.idx+"_container"),
|
|
|
- wrapper=mCSB_container.parent(),
|
|
|
- totalScrollOffsets=o.callbacks.onTotalScrollOffset ? _arr.call(el,o.callbacks.onTotalScrollOffset) : [0,0],
|
|
|
- totalScrollBackOffsets=o.callbacks.onTotalScrollBackOffset ? _arr.call(el,o.callbacks.onTotalScrollBackOffset) : [0,0];
|
|
|
- d.trigger=options.trigger;
|
|
|
- if(wrapper.scrollTop()!==0 || wrapper.scrollLeft()!==0){ /* always reset scrollTop/Left */
|
|
|
- $(".mCSB_"+d.idx+"_scrollbar").css("visibility","visible");
|
|
|
- wrapper.scrollTop(0).scrollLeft(0);
|
|
|
- }
|
|
|
- if(to==="_resetY" && !d.contentReset.y){
|
|
|
- /* callbacks: onOverflowYNone */
|
|
|
- if(_cb("onOverflowYNone")){o.callbacks.onOverflowYNone.call(el[0]);}
|
|
|
- d.contentReset.y=1;
|
|
|
- }
|
|
|
- if(to==="_resetX" && !d.contentReset.x){
|
|
|
- /* callbacks: onOverflowXNone */
|
|
|
- if(_cb("onOverflowXNone")){o.callbacks.onOverflowXNone.call(el[0]);}
|
|
|
- d.contentReset.x=1;
|
|
|
- }
|
|
|
- if(to==="_resetY" || to==="_resetX"){return;}
|
|
|
- if((d.contentReset.y || !el[0].mcs) && d.overflowed[0]){
|
|
|
- /* callbacks: onOverflowY */
|
|
|
- if(_cb("onOverflowY")){o.callbacks.onOverflowY.call(el[0]);}
|
|
|
- d.contentReset.x=null;
|
|
|
- }
|
|
|
- if((d.contentReset.x || !el[0].mcs) && d.overflowed[1]){
|
|
|
- /* callbacks: onOverflowX */
|
|
|
- if(_cb("onOverflowX")){o.callbacks.onOverflowX.call(el[0]);}
|
|
|
- d.contentReset.x=null;
|
|
|
- }
|
|
|
- if(o.snapAmount){ /* scrolling snapping */
|
|
|
- var snapAmount=!(o.snapAmount instanceof Array) ? o.snapAmount : options.dir==="x" ? o.snapAmount[1] : o.snapAmount[0];
|
|
|
- to=_snapAmount(to,snapAmount,o.snapOffset);
|
|
|
- }
|
|
|
- switch(options.dir){
|
|
|
- case "x":
|
|
|
- var mCSB_dragger=$("#mCSB_"+d.idx+"_dragger_horizontal"),
|
|
|
- property="left",
|
|
|
- contentPos=mCSB_container[0].offsetLeft,
|
|
|
- limit=[
|
|
|
- mCustomScrollBox.width()-mCSB_container.outerWidth(false),
|
|
|
- mCSB_dragger.parent().width()-mCSB_dragger.width()
|
|
|
- ],
|
|
|
- scrollTo=[to,to===0 ? 0 : (to/d.scrollRatio.x)],
|
|
|
- tso=totalScrollOffsets[1],
|
|
|
- tsbo=totalScrollBackOffsets[1],
|
|
|
- totalScrollOffset=tso>0 ? tso/d.scrollRatio.x : 0,
|
|
|
- totalScrollBackOffset=tsbo>0 ? tsbo/d.scrollRatio.x : 0;
|
|
|
- break;
|
|
|
- case "y":
|
|
|
- var mCSB_dragger=$("#mCSB_"+d.idx+"_dragger_vertical"),
|
|
|
- property="top",
|
|
|
- contentPos=mCSB_container[0].offsetTop,
|
|
|
- limit=[
|
|
|
- mCustomScrollBox.height()-mCSB_container.outerHeight(false),
|
|
|
- mCSB_dragger.parent().height()-mCSB_dragger.height()
|
|
|
- ],
|
|
|
- scrollTo=[to,to===0 ? 0 : (to/d.scrollRatio.y)],
|
|
|
- tso=totalScrollOffsets[0],
|
|
|
- tsbo=totalScrollBackOffsets[0],
|
|
|
- totalScrollOffset=tso>0 ? tso/d.scrollRatio.y : 0,
|
|
|
- totalScrollBackOffset=tsbo>0 ? tsbo/d.scrollRatio.y : 0;
|
|
|
- break;
|
|
|
- }
|
|
|
- if(scrollTo[1]<0 || (scrollTo[0]===0 && scrollTo[1]===0)){
|
|
|
- scrollTo=[0,0];
|
|
|
- }else if(scrollTo[1]>=limit[1]){
|
|
|
- scrollTo=[limit[0],limit[1]];
|
|
|
- }else{
|
|
|
- scrollTo[0]=-scrollTo[0];
|
|
|
- }
|
|
|
- if(!el[0].mcs){
|
|
|
- _mcs(); /* init mcs object (once) to make it available before callbacks */
|
|
|
- if(_cb("onInit")){o.callbacks.onInit.call(el[0]);} /* callbacks: onInit */
|
|
|
- }
|
|
|
- clearTimeout(mCSB_container[0].onCompleteTimeout);
|
|
|
- _tweenTo(mCSB_dragger[0],property,Math.round(scrollTo[1]),dur[1],options.scrollEasing);
|
|
|
- if(!d.tweenRunning && ((contentPos===0 && scrollTo[0]>=0) || (contentPos===limit[0] && scrollTo[0]<=limit[0]))){return;}
|
|
|
- _tweenTo(mCSB_container[0],property,Math.round(scrollTo[0]),dur[0],options.scrollEasing,options.overwrite,{
|
|
|
- onStart:function(){
|
|
|
- if(options.callbacks && options.onStart && !d.tweenRunning){
|
|
|
- /* callbacks: onScrollStart */
|
|
|
- if(_cb("onScrollStart")){_mcs(); o.callbacks.onScrollStart.call(el[0]);}
|
|
|
- d.tweenRunning=true;
|
|
|
- _onDragClasses(mCSB_dragger);
|
|
|
- d.cbOffsets=_cbOffsets();
|
|
|
- }
|
|
|
- },onUpdate:function(){
|
|
|
- if(options.callbacks && options.onUpdate){
|
|
|
- /* callbacks: whileScrolling */
|
|
|
- if(_cb("whileScrolling")){_mcs(); o.callbacks.whileScrolling.call(el[0]);}
|
|
|
- }
|
|
|
- },onComplete:function(){
|
|
|
- if(options.callbacks && options.onComplete){
|
|
|
- if(o.axis==="yx"){clearTimeout(mCSB_container[0].onCompleteTimeout);}
|
|
|
- var t=mCSB_container[0].idleTimer || 0;
|
|
|
- mCSB_container[0].onCompleteTimeout=setTimeout(function(){
|
|
|
- /* callbacks: onScroll, onTotalScroll, onTotalScrollBack */
|
|
|
- if(_cb("onScroll")){_mcs(); o.callbacks.onScroll.call(el[0]);}
|
|
|
- if(_cb("onTotalScroll") && scrollTo[1]>=limit[1]-totalScrollOffset && d.cbOffsets[0]){_mcs(); o.callbacks.onTotalScroll.call(el[0]);}
|
|
|
- if(_cb("onTotalScrollBack") && scrollTo[1]<=totalScrollBackOffset && d.cbOffsets[1]){_mcs(); o.callbacks.onTotalScrollBack.call(el[0]);}
|
|
|
- d.tweenRunning=false;
|
|
|
- mCSB_container[0].idleTimer=0;
|
|
|
- _onDragClasses(mCSB_dragger,"hide");
|
|
|
- },t);
|
|
|
- }
|
|
|
- }
|
|
|
- });
|
|
|
- /* checks if callback function exists */
|
|
|
- function _cb(cb){
|
|
|
- return d && o.callbacks[cb] && typeof o.callbacks[cb]==="function";
|
|
|
- }
|
|
|
- /* checks whether callback offsets always trigger */
|
|
|
- function _cbOffsets(){
|
|
|
- return [o.callbacks.alwaysTriggerOffsets || contentPos>=limit[0]+tso,o.callbacks.alwaysTriggerOffsets || contentPos<=-tsbo];
|
|
|
- }
|
|
|
- /*
|
|
|
- populates object with useful values for the user
|
|
|
- values:
|
|
|
- content: this.mcs.content
|
|
|
- content top position: this.mcs.top
|
|
|
- content left position: this.mcs.left
|
|
|
- dragger top position: this.mcs.draggerTop
|
|
|
- dragger left position: this.mcs.draggerLeft
|
|
|
- scrolling y percentage: this.mcs.topPct
|
|
|
- scrolling x percentage: this.mcs.leftPct
|
|
|
- scrolling direction: this.mcs.direction
|
|
|
- */
|
|
|
- function _mcs(){
|
|
|
- var cp=[mCSB_container[0].offsetTop,mCSB_container[0].offsetLeft], /* content position */
|
|
|
- dp=[mCSB_dragger[0].offsetTop,mCSB_dragger[0].offsetLeft], /* dragger position */
|
|
|
- cl=[mCSB_container.outerHeight(false),mCSB_container.outerWidth(false)], /* content length */
|
|
|
- pl=[mCustomScrollBox.height(),mCustomScrollBox.width()]; /* content parent length */
|
|
|
- el[0].mcs={
|
|
|
- content:mCSB_container, /* original content wrapper as jquery object */
|
|
|
- top:cp[0],left:cp[1],draggerTop:dp[0],draggerLeft:dp[1],
|
|
|
- topPct:Math.round((100*Math.abs(cp[0]))/(Math.abs(cl[0])-pl[0])),leftPct:Math.round((100*Math.abs(cp[1]))/(Math.abs(cl[1])-pl[1])),
|
|
|
- direction:options.dir
|
|
|
- };
|
|
|
- /*
|
|
|
- this refers to the original element containing the scrollbar(s)
|
|
|
- usage: this.mcs.top, this.mcs.leftPct etc.
|
|
|
- */
|
|
|
- }
|
|
|
- },
|
|
|
- /* -------------------- */
|
|
|
-
|
|
|
-
|
|
|
- /*
|
|
|
- CUSTOM JAVASCRIPT ANIMATION TWEEN
|
|
|
- Lighter and faster than jquery animate() and css transitions
|
|
|
- Animates top/left properties and includes easings
|
|
|
- */
|
|
|
- _tweenTo=function(el,prop,to,duration,easing,overwrite,callbacks){
|
|
|
- if(!el._mTween){el._mTween={top:{},left:{}};}
|
|
|
- var callbacks=callbacks || {},
|
|
|
- onStart=callbacks.onStart || function(){},onUpdate=callbacks.onUpdate || function(){},onComplete=callbacks.onComplete || function(){},
|
|
|
- startTime=_getTime(),_delay,progress=0,from=el.offsetTop,elStyle=el.style,_request,tobj=el._mTween[prop];
|
|
|
- if(prop==="left"){from=el.offsetLeft;}
|
|
|
- var diff=to-from;
|
|
|
- tobj.stop=0;
|
|
|
- if(overwrite!=="none"){_cancelTween();}
|
|
|
- _startTween();
|
|
|
- function _step(){
|
|
|
- if(tobj.stop){return;}
|
|
|
- if(!progress){onStart.call();}
|
|
|
- progress=_getTime()-startTime;
|
|
|
- _tween();
|
|
|
- if(progress>=tobj.time){
|
|
|
- tobj.time=(progress>tobj.time) ? progress+_delay-(progress-tobj.time) : progress+_delay-1;
|
|
|
- if(tobj.time<progress+1){tobj.time=progress+1;}
|
|
|
- }
|
|
|
- if(tobj.time<duration){tobj.id=_request(_step);}else{onComplete.call();}
|
|
|
- }
|
|
|
- function _tween(){
|
|
|
- if(duration>0){
|
|
|
- tobj.currVal=_ease(tobj.time,from,diff,duration,easing);
|
|
|
- elStyle[prop]=Math.round(tobj.currVal)+"px";
|
|
|
- }else{
|
|
|
- elStyle[prop]=to+"px";
|
|
|
- }
|
|
|
- onUpdate.call();
|
|
|
- }
|
|
|
- function _startTween(){
|
|
|
- _delay=1000/60;
|
|
|
- tobj.time=progress+_delay;
|
|
|
- _request=(!window.requestAnimationFrame) ? function(f){_tween(); return setTimeout(f,0.01);} : window.requestAnimationFrame;
|
|
|
- tobj.id=_request(_step);
|
|
|
- }
|
|
|
- function _cancelTween(){
|
|
|
- if(tobj.id==null){return;}
|
|
|
- if(!window.requestAnimationFrame){clearTimeout(tobj.id);
|
|
|
- }else{window.cancelAnimationFrame(tobj.id);}
|
|
|
- tobj.id=null;
|
|
|
- }
|
|
|
- function _ease(t,b,c,d,type){
|
|
|
- switch(type){
|
|
|
- case "linear": case "mcsLinear":
|
|
|
- return c*t/d + b;
|
|
|
- break;
|
|
|
- case "mcsLinearOut":
|
|
|
- t/=d; t--; return c * Math.sqrt(1 - t*t) + b;
|
|
|
- break;
|
|
|
- case "easeInOutSmooth":
|
|
|
- t/=d/2;
|
|
|
- if(t<1) return c/2*t*t + b;
|
|
|
- t--;
|
|
|
- return -c/2 * (t*(t-2) - 1) + b;
|
|
|
- break;
|
|
|
- case "easeInOutStrong":
|
|
|
- t/=d/2;
|
|
|
- if(t<1) return c/2 * Math.pow( 2, 10 * (t - 1) ) + b;
|
|
|
- t--;
|
|
|
- return c/2 * ( -Math.pow( 2, -10 * t) + 2 ) + b;
|
|
|
- break;
|
|
|
- case "easeInOut": case "mcsEaseInOut":
|
|
|
- t/=d/2;
|
|
|
- if(t<1) return c/2*t*t*t + b;
|
|
|
- t-=2;
|
|
|
- return c/2*(t*t*t + 2) + b;
|
|
|
- break;
|
|
|
- case "easeOutSmooth":
|
|
|
- t/=d; t--;
|
|
|
- return -c * (t*t*t*t - 1) + b;
|
|
|
- break;
|
|
|
- case "easeOutStrong":
|
|
|
- return c * ( -Math.pow( 2, -10 * t/d ) + 1 ) + b;
|
|
|
- break;
|
|
|
- case "easeOut": case "mcsEaseOut": default:
|
|
|
- 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);
|
|
|
- }
|
|
|
- }
|
|
|
- },
|
|
|
- /* -------------------- */
|
|
|
-
|
|
|
-
|
|
|
- /* returns current time */
|
|
|
- _getTime=function(){
|
|
|
- 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();}
|
|
|
- }
|
|
|
- }
|
|
|
- },
|
|
|
- /* -------------------- */
|
|
|
-
|
|
|
-
|
|
|
- /* stops a tween */
|
|
|
- _stopTween=function(){
|
|
|
- var el=this;
|
|
|
- if(!el._mTween){el._mTween={top:{},left:{}};}
|
|
|
- var props=["top","left"];
|
|
|
- for(var i=0; i<props.length; i++){
|
|
|
- var prop=props[i];
|
|
|
- if(el._mTween[prop].id){
|
|
|
- if(!window.requestAnimationFrame){clearTimeout(el._mTween[prop].id);
|
|
|
- }else{window.cancelAnimationFrame(el._mTween[prop].id);}
|
|
|
- el._mTween[prop].id=null;
|
|
|
- el._mTween[prop].stop=1;
|
|
|
- }
|
|
|
- }
|
|
|
- },
|
|
|
- /* -------------------- */
|
|
|
-
|
|
|
-
|
|
|
- /* deletes a property (avoiding the exception thrown by IE) */
|
|
|
- _delete=function(c,m){
|
|
|
- try{delete c[m];}catch(e){c[m]=null;}
|
|
|
- },
|
|
|
- /* -------------------- */
|
|
|
-
|
|
|
-
|
|
|
- /* detects left mouse button */
|
|
|
- _mouseBtnLeft=function(e){
|
|
|
- return !(e.which && e.which!==1);
|
|
|
- },
|
|
|
- /* -------------------- */
|
|
|
-
|
|
|
-
|
|
|
- /* detects if pointer type event is touch */
|
|
|
- _pointerTouch=function(e){
|
|
|
- var t=e.originalEvent.pointerType;
|
|
|
- return !(t && t!=="touch" && t!==2);
|
|
|
- },
|
|
|
- /* -------------------- */
|
|
|
-
|
|
|
-
|
|
|
- /* checks if value is numeric */
|
|
|
- _isNumeric=function(val){
|
|
|
- return !isNaN(parseFloat(val)) && isFinite(val);
|
|
|
- },
|
|
|
- /* -------------------- */
|
|
|
-
|
|
|
-
|
|
|
- /* returns element position according to content */
|
|
|
- _childPos=function(el){
|
|
|
- var p=el.parents(".mCSB_container");
|
|
|
- return [el.offset().top-p.offset().top,el.offset().left-p.offset().left];
|
|
|
- },
|
|
|
- /* -------------------- */
|
|
|
-
|
|
|
-
|
|
|
- /* checks if browser tab is hidden/inactive via Page Visibility API */
|
|
|
- _isTabHidden=function(){
|
|
|
- var prop=_getHiddenProp();
|
|
|
- if(!prop) return false;
|
|
|
- return document[prop];
|
|
|
- function _getHiddenProp(){
|
|
|
- var pfx=["webkit","moz","ms","o"];
|
|
|
- if("hidden" in document) return "hidden"; //natively supported
|
|
|
- for(var i=0; i<pfx.length; i++){ //prefixed
|
|
|
- if((pfx[i]+"Hidden") in document)
|
|
|
- return pfx[i]+"Hidden";
|
|
|
- }
|
|
|
- return null; //not supported
|
|
|
- }
|
|
|
- };
|
|
|
- /* -------------------- */
|
|
|
-
|
|
|
-
|
|
|
-
|
|
|
-
|
|
|
-
|
|
|
- /*
|
|
|
- ----------------------------------------
|
|
|
- PLUGIN SETUP
|
|
|
- ----------------------------------------
|
|
|
- */
|
|
|
-
|
|
|
- /* plugin constructor functions */
|
|
|
- $.fn[pluginNS]=function(method){ /* usage: $(selector).mCustomScrollbar(); */
|
|
|
- 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");
|
|
|
- }
|
|
|
- };
|
|
|
- $[pluginNS]=function(method){ /* usage: $.mCustomScrollbar(); */
|
|
|
- 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");
|
|
|
- }
|
|
|
- };
|
|
|
-
|
|
|
- /*
|
|
|
- allow setting plugin default options.
|
|
|
- usage: $.mCustomScrollbar.defaults.scrollInertia=500;
|
|
|
- to apply any changed default options on default selectors (below), use inside document ready fn
|
|
|
- e.g.: $(document).ready(function(){ $.mCustomScrollbar.defaults.scrollInertia=500; });
|
|
|
- */
|
|
|
- $[pluginNS].defaults=defaults;
|
|
|
-
|
|
|
- /*
|
|
|
- add window object (window.mCustomScrollbar)
|
|
|
- usage: if(window.mCustomScrollbar){console.log("custom scrollbar plugin loaded");}
|
|
|
- */
|
|
|
- window[pluginNS]=true;
|
|
|
-
|
|
|
- $(window).load(function(){
|
|
|
-
|
|
|
- $(defaultSelector)[pluginNS](); /* add scrollbars automatically on default selector */
|
|
|
-
|
|
|
- /* extend jQuery expressions */
|
|
|
- $.extend($.expr[":"],{
|
|
|
- /* checks if element is within scrollable viewport */
|
|
|
- mcsInView:$.expr[":"].mcsInView || function(el){
|
|
|
- var $el=$(el),content=$el.parents(".mCSB_container"),wrapper,cPos;
|
|
|
- if(!content.length){return;}
|
|
|
- wrapper=content.parent();
|
|
|
- cPos=[content[0].offsetTop,content[0].offsetLeft];
|
|
|
- return cPos[0]+_childPos($el)[0]>=0 && cPos[0]+_childPos($el)[0]<wrapper.height()-$el.outerHeight(false) &&
|
|
|
- cPos[1]+_childPos($el)[1]>=0 && cPos[1]+_childPos($el)[1]<wrapper.width()-$el.outerWidth(false);
|
|
|
- },
|
|
|
- /* checks if element is overflowed having visible scrollbar(s) */
|
|
|
- mcsOverflow:$.expr[":"].mcsOverflow || function(el){
|
|
|
- var d=$(el).data(pluginPfx);
|
|
|
- if(!d){return;}
|
|
|
- return d.overflowed[0] || d.overflowed[1];
|
|
|
- }
|
|
|
- });
|
|
|
-
|
|
|
- });
|
|
|
-
|
|
|
-}))}));
|
|
|
+ /* changes options according to theme */
|
|
|
+ _theme = function(obj) {
|
|
|
+ var fixedSizeScrollbarThemes = ["rounded", "rounded-dark", "rounded-dots", "rounded-dots-dark"],
|
|
|
+ nonExpandedScrollbarThemes = ["rounded-dots", "rounded-dots-dark", "3d", "3d-dark", "3d-thick", "3d-thick-dark", "inset", "inset-dark", "inset-2", "inset-2-dark", "inset-3", "inset-3-dark"],
|
|
|
+ disabledScrollButtonsThemes = ["minimal", "minimal-dark"],
|
|
|
+ enabledAutoHideScrollbarThemes = ["minimal", "minimal-dark"],
|
|
|
+ scrollbarPositionOutsideThemes = ["minimal", "minimal-dark"];
|
|
|
+ obj.autoDraggerLength = $.inArray(obj.theme, fixedSizeScrollbarThemes) > -1 ? false : obj.autoDraggerLength;
|
|
|
+ obj.autoExpandScrollbar = $.inArray(obj.theme, nonExpandedScrollbarThemes) > -1 ? false : obj.autoExpandScrollbar;
|
|
|
+ obj.scrollButtons.enable = $.inArray(obj.theme, disabledScrollButtonsThemes) > -1 ? false : obj.scrollButtons.enable;
|
|
|
+ obj.autoHideScrollbar = $.inArray(obj.theme, enabledAutoHideScrollbarThemes) > -1 ? true : obj.autoHideScrollbar;
|
|
|
+ obj.scrollbarPosition = $.inArray(obj.theme, scrollbarPositionOutsideThemes) > -1 ? "outside" : obj.scrollbarPosition;
|
|
|
+ },
|
|
|
+ /* -------------------- */
|
|
|
+
|
|
|
+
|
|
|
+ /* live option timers removal */
|
|
|
+ removeLiveTimers = function(selector) {
|
|
|
+ if (liveTimers[selector]) {
|
|
|
+ clearTimeout(liveTimers[selector]);
|
|
|
+ _delete(liveTimers, selector);
|
|
|
+ }
|
|
|
+ },
|
|
|
+ /* -------------------- */
|
|
|
+
|
|
|
+
|
|
|
+ /* normalizes axis option to valid values: "y", "x", "yx" */
|
|
|
+ _findAxis = function(val) {
|
|
|
+ return (val === "yx" || val === "xy" || val === "auto") ? "yx" : (val === "x" || val === "horizontal") ? "x" : "y";
|
|
|
+ },
|
|
|
+ /* -------------------- */
|
|
|
+
|
|
|
+
|
|
|
+ /* normalizes scrollButtons.scrollType option to valid values: "stepless", "stepped" */
|
|
|
+ _findScrollButtonsType = function(val) {
|
|
|
+ return (val === "stepped" || val === "pixels" || val === "step" || val === "click") ? "stepped" : "stepless";
|
|
|
+ },
|
|
|
+ /* -------------------- */
|
|
|
+
|
|
|
+
|
|
|
+ /* generates plugin markup */
|
|
|
+ _pluginMarkup = function() {
|
|
|
+ var $this = $(this),
|
|
|
+ d = $this.data(pluginPfx),
|
|
|
+ o = d.opt,
|
|
|
+ expandClass = o.autoExpandScrollbar ? " " + classes[1] + "_expand" : "",
|
|
|
+ scrollbar = ["<div id='mCSB_" + d.idx + "_scrollbar_vertical' class='mCSB_scrollTools mCSB_" + d.idx + "_scrollbar mCS-" + o.theme + " mCSB_scrollTools_vertical" + expandClass + "'><div class='" + classes[12] + "'><div id='mCSB_" + d.idx + "_dragger_vertical' class='mCSB_dragger' style='position:absolute;' oncontextmenu='return false;'><div class='mCSB_dragger_bar' /></div><div class='mCSB_draggerRail' /></div></div>", "<div id='mCSB_" + d.idx + "_scrollbar_horizontal' class='mCSB_scrollTools mCSB_" + d.idx + "_scrollbar mCS-" + o.theme + " mCSB_scrollTools_horizontal" + expandClass + "'><div class='" + classes[12] + "'><div id='mCSB_" + d.idx + "_dragger_horizontal' class='mCSB_dragger' style='position:absolute;' oncontextmenu='return false;'><div class='mCSB_dragger_bar' /></div><div class='mCSB_draggerRail' /></div></div>"],
|
|
|
+ wrapperClass = o.axis === "yx" ? "mCSB_vertical_horizontal" : o.axis === "x" ? "mCSB_horizontal" : "mCSB_vertical",
|
|
|
+ scrollbars = o.axis === "yx" ? scrollbar[0] + scrollbar[1] : o.axis === "x" ? scrollbar[1] : scrollbar[0],
|
|
|
+ contentWrapper = o.axis === "yx" ? "<div id='mCSB_" + d.idx + "_container_wrapper' class='mCSB_container_wrapper' />" : "",
|
|
|
+ autoHideClass = o.autoHideScrollbar ? " " + classes[6] : "",
|
|
|
+ scrollbarDirClass = (o.axis !== "x" && d.langDir === "rtl") ? " " + classes[7] : "";
|
|
|
+ if (o.setWidth) {
|
|
|
+ $this.css("width", o.setWidth);
|
|
|
+ } /* set element width */
|
|
|
+ if (o.setHeight) {
|
|
|
+ $this.css("height", o.setHeight);
|
|
|
+ } /* set element height */
|
|
|
+ o.setLeft = (o.axis !== "y" && d.langDir === "rtl") ? "989999px" : o.setLeft; /* adjust left position for rtl direction */
|
|
|
+ $this.addClass(pluginNS + " _" + pluginPfx + "_" + d.idx + autoHideClass + scrollbarDirClass).wrapInner("<div id='mCSB_" + d.idx + "' class='mCustomScrollBox mCS-" + o.theme + " " + wrapperClass + "'><div id='mCSB_" + d.idx + "_container' class='mCSB_container' style='position:relative; top:" + o.setTop + "; left:" + o.setLeft + ";' dir=" + d.langDir + " /></div>");
|
|
|
+ var mCustomScrollBox = $("#mCSB_" + d.idx),
|
|
|
+ mCSB_container = $("#mCSB_" + d.idx + "_container");
|
|
|
+ if (o.axis !== "y" && !o.advanced.autoExpandHorizontalScroll) {
|
|
|
+ mCSB_container.css("width", _contentWidth(mCSB_container));
|
|
|
+ }
|
|
|
+ if (o.scrollbarPosition === "outside") {
|
|
|
+ if ($this.css("position") === "static") {
|
|
|
+ /* requires elements with non-static position */
|
|
|
+ $this.css("position", "relative");
|
|
|
+ }
|
|
|
+ $this.css("overflow", "visible");
|
|
|
+ mCustomScrollBox.addClass("mCSB_outside").after(scrollbars);
|
|
|
+ } else {
|
|
|
+ mCustomScrollBox.addClass("mCSB_inside").append(scrollbars);
|
|
|
+ mCSB_container.wrap(contentWrapper);
|
|
|
+ }
|
|
|
+ _scrollButtons.call(this); /* add scrollbar buttons */
|
|
|
+ /* minimum dragger length */
|
|
|
+ var mCSB_dragger = [$("#mCSB_" + d.idx + "_dragger_vertical"), $("#mCSB_" + d.idx + "_dragger_horizontal")];
|
|
|
+ mCSB_dragger[0].css("min-height", mCSB_dragger[0].height());
|
|
|
+ mCSB_dragger[1].css("min-width", mCSB_dragger[1].width());
|
|
|
+ },
|
|
|
+ /* -------------------- */
|
|
|
+
|
|
|
+
|
|
|
+ /* calculates content width */
|
|
|
+ _contentWidth = function(el) {
|
|
|
+ var val = [el[0].scrollWidth, Math.max.apply(Math, el.children().map(function() {
|
|
|
+ return $(this).outerWidth(true);
|
|
|
+ }).get())],
|
|
|
+ w = el.parent().width();
|
|
|
+ return val[0] > w ? val[0] : val[1] > w ? val[1] : "100%";
|
|
|
+ },
|
|
|
+ /* -------------------- */
|
|
|
+
|
|
|
+
|
|
|
+ /* expands content horizontally */
|
|
|
+ _expandContentHorizontally = function() {
|
|
|
+ var $this = $(this),
|
|
|
+ d = $this.data(pluginPfx),
|
|
|
+ o = d.opt,
|
|
|
+ mCSB_container = $("#mCSB_" + d.idx + "_container");
|
|
|
+ if (o.advanced.autoExpandHorizontalScroll && o.axis !== "y") {
|
|
|
+ /* calculate scrollWidth */
|
|
|
+ mCSB_container.css({
|
|
|
+ "width": "auto",
|
|
|
+ "min-width": 0,
|
|
|
+ "overflow-x": "scroll"
|
|
|
+ });
|
|
|
+ var w = Math.ceil(mCSB_container[0].scrollWidth);
|
|
|
+ if (o.advanced.autoExpandHorizontalScroll === 3 || (o.advanced.autoExpandHorizontalScroll !== 2 && w > mCSB_container.parent().width())) {
|
|
|
+ mCSB_container.css({
|
|
|
+ "width": w,
|
|
|
+ "min-width": "100%",
|
|
|
+ "overflow-x": "inherit"
|
|
|
+ });
|
|
|
+ } else {
|
|
|
+ /*
|
|
|
+ wrap content with an infinite width div and set its position to absolute and width to auto.
|
|
|
+ Setting width to auto before calculating the actual width is important!
|
|
|
+ We must let the browser set the width as browser zoom values are impossible to calculate.
|
|
|
+ */
|
|
|
+ mCSB_container.css({
|
|
|
+ "overflow-x": "inherit",
|
|
|
+ "position": "absolute"
|
|
|
+ })
|
|
|
+ .wrap("<div class='mCSB_h_wrapper' style='position:relative; left:0; width:999999px;' />")
|
|
|
+ .css({
|
|
|
+ /* set actual width, original position and un-wrap */
|
|
|
+ /*
|
|
|
+ get the exact width (with decimals) and then round-up.
|
|
|
+ Using jquery outerWidth() will round the width value which will mess up with inner elements that have non-integer width
|
|
|
+ */
|
|
|
+ "width": (Math.ceil(mCSB_container[0].getBoundingClientRect().right + 0.4) - Math.floor(mCSB_container[0].getBoundingClientRect().left)),
|
|
|
+ "min-width": "100%",
|
|
|
+ "position": "relative"
|
|
|
+ }).unwrap();
|
|
|
+ }
|
|
|
+ }
|
|
|
+ },
|
|
|
+ /* -------------------- */
|
|
|
+
|
|
|
+
|
|
|
+ /* adds scrollbar buttons */
|
|
|
+ _scrollButtons = function() {
|
|
|
+ var $this = $(this),
|
|
|
+ d = $this.data(pluginPfx),
|
|
|
+ o = d.opt,
|
|
|
+ mCSB_scrollTools = $(".mCSB_" + d.idx + "_scrollbar:first"),
|
|
|
+ tabindex = !_isNumeric(o.scrollButtons.tabindex) ? "" : "tabindex='" + o.scrollButtons.tabindex + "'",
|
|
|
+ btnHTML = [
|
|
|
+ "<a href='#' class='" + classes[13] + "' oncontextmenu='return false;' " + tabindex + " />",
|
|
|
+ "<a href='#' class='" + classes[14] + "' oncontextmenu='return false;' " + tabindex + " />",
|
|
|
+ "<a href='#' class='" + classes[15] + "' oncontextmenu='return false;' " + tabindex + " />",
|
|
|
+ "<a href='#' class='" + classes[16] + "' oncontextmenu='return false;' " + tabindex + " />"
|
|
|
+ ],
|
|
|
+ btn = [(o.axis === "x" ? btnHTML[2] : btnHTML[0]), (o.axis === "x" ? btnHTML[3] : btnHTML[1]), btnHTML[2], btnHTML[3]];
|
|
|
+ if (o.scrollButtons.enable) {
|
|
|
+ mCSB_scrollTools.prepend(btn[0]).append(btn[1]).next(".mCSB_scrollTools").prepend(btn[2]).append(btn[3]);
|
|
|
+ }
|
|
|
+ },
|
|
|
+ /* -------------------- */
|
|
|
+
|
|
|
+
|
|
|
+ /* auto-adjusts scrollbar dragger length */
|
|
|
+ _setDraggerLength = function() {
|
|
|
+ var $this = $(this),
|
|
|
+ d = $this.data(pluginPfx),
|
|
|
+ mCustomScrollBox = $("#mCSB_" + d.idx),
|
|
|
+ mCSB_container = $("#mCSB_" + d.idx + "_container"),
|
|
|
+ mCSB_dragger = [$("#mCSB_" + d.idx + "_dragger_vertical"), $("#mCSB_" + d.idx + "_dragger_horizontal")],
|
|
|
+ ratio = [mCustomScrollBox.height() / mCSB_container.outerHeight(false), mCustomScrollBox.width() / mCSB_container.outerWidth(false)],
|
|
|
+ l = [
|
|
|
+ parseInt(mCSB_dragger[0].css("min-height")), Math.round(ratio[0] * mCSB_dragger[0].parent().height()),
|
|
|
+ parseInt(mCSB_dragger[1].css("min-width")), Math.round(ratio[1] * mCSB_dragger[1].parent().width())
|
|
|
+ ],
|
|
|
+ h = oldIE && (l[1] < l[0]) ? l[0] : l[1],
|
|
|
+ w = oldIE && (l[3] < l[2]) ? l[2] : l[3];
|
|
|
+ mCSB_dragger[0].css({
|
|
|
+ "height": h,
|
|
|
+ "max-height": (mCSB_dragger[0].parent().height() - 10)
|
|
|
+ }).find(".mCSB_dragger_bar").css({
|
|
|
+ "line-height": l[0] + "px"
|
|
|
+ });
|
|
|
+ mCSB_dragger[1].css({
|
|
|
+ "width": w,
|
|
|
+ "max-width": (mCSB_dragger[1].parent().width() - 10)
|
|
|
+ });
|
|
|
+ },
|
|
|
+ /* -------------------- */
|
|
|
+
|
|
|
+
|
|
|
+ /* calculates scrollbar to content ratio */
|
|
|
+ _scrollRatio = function() {
|
|
|
+ var $this = $(this),
|
|
|
+ d = $this.data(pluginPfx),
|
|
|
+ mCustomScrollBox = $("#mCSB_" + d.idx),
|
|
|
+ mCSB_container = $("#mCSB_" + d.idx + "_container"),
|
|
|
+ mCSB_dragger = [$("#mCSB_" + d.idx + "_dragger_vertical"), $("#mCSB_" + d.idx + "_dragger_horizontal")],
|
|
|
+ scrollAmount = [mCSB_container.outerHeight(false) - mCustomScrollBox.height(), mCSB_container.outerWidth(false) - mCustomScrollBox.width()],
|
|
|
+ ratio = [
|
|
|
+ scrollAmount[0] / (mCSB_dragger[0].parent().height() - mCSB_dragger[0].height()),
|
|
|
+ scrollAmount[1] / (mCSB_dragger[1].parent().width() - mCSB_dragger[1].width())
|
|
|
+ ];
|
|
|
+ d.scrollRatio = {
|
|
|
+ y: ratio[0],
|
|
|
+ x: ratio[1]
|
|
|
+ };
|
|
|
+ },
|
|
|
+ /* -------------------- */
|
|
|
+
|
|
|
+
|
|
|
+ /* toggles scrolling classes */
|
|
|
+ _onDragClasses = function(el, action, xpnd) {
|
|
|
+ var expandClass = xpnd ? classes[0] + "_expanded" : "",
|
|
|
+ scrollbar = el.closest(".mCSB_scrollTools");
|
|
|
+ if (action === "active") {
|
|
|
+ el.toggleClass(classes[0] + " " + expandClass);
|
|
|
+ scrollbar.toggleClass(classes[1]);
|
|
|
+ el[0]._draggable = el[0]._draggable ? 0 : 1;
|
|
|
+ } else {
|
|
|
+ if (!el[0]._draggable) {
|
|
|
+ if (action === "hide") {
|
|
|
+ el.removeClass(classes[0]);
|
|
|
+ scrollbar.removeClass(classes[1]);
|
|
|
+ } else {
|
|
|
+ el.addClass(classes[0]);
|
|
|
+ scrollbar.addClass(classes[1]);
|
|
|
+ }
|
|
|
+ }
|
|
|
+ }
|
|
|
+ },
|
|
|
+ /* -------------------- */
|
|
|
+
|
|
|
+
|
|
|
+ /* checks if content overflows its container to determine if scrolling is required */
|
|
|
+ _overflowed = function() {
|
|
|
+ var $this = $(this),
|
|
|
+ d = $this.data(pluginPfx),
|
|
|
+ mCustomScrollBox = $("#mCSB_" + d.idx),
|
|
|
+ mCSB_container = $("#mCSB_" + d.idx + "_container"),
|
|
|
+ contentHeight = d.overflowed == null ? mCSB_container.height() : mCSB_container.outerHeight(false),
|
|
|
+ contentWidth = d.overflowed == null ? mCSB_container.width() : mCSB_container.outerWidth(false),
|
|
|
+ h = mCSB_container[0].scrollHeight,
|
|
|
+ w = mCSB_container[0].scrollWidth;
|
|
|
+ if (h > contentHeight) {
|
|
|
+ contentHeight = h;
|
|
|
+ }
|
|
|
+ if (w > contentWidth) {
|
|
|
+ contentWidth = w;
|
|
|
+ }
|
|
|
+ return [contentHeight > mCustomScrollBox.height(), contentWidth > mCustomScrollBox.width()];
|
|
|
+ },
|
|
|
+ /* -------------------- */
|
|
|
+
|
|
|
+
|
|
|
+ /* resets content position to 0 */
|
|
|
+ _resetContentPosition = function() {
|
|
|
+ var $this = $(this),
|
|
|
+ d = $this.data(pluginPfx),
|
|
|
+ o = d.opt,
|
|
|
+ mCustomScrollBox = $("#mCSB_" + d.idx),
|
|
|
+ mCSB_container = $("#mCSB_" + d.idx + "_container"),
|
|
|
+ mCSB_dragger = [$("#mCSB_" + d.idx + "_dragger_vertical"), $("#mCSB_" + d.idx + "_dragger_horizontal")];
|
|
|
+ _stop($this); /* stop any current scrolling before resetting */
|
|
|
+ if ((o.axis !== "x" && !d.overflowed[0]) || (o.axis === "y" && d.overflowed[0])) {
|
|
|
+ /* reset y */
|
|
|
+ mCSB_dragger[0].add(mCSB_container).css("top", 0);
|
|
|
+ _scrollTo($this, "_resetY");
|
|
|
+ }
|
|
|
+ if ((o.axis !== "y" && !d.overflowed[1]) || (o.axis === "x" && d.overflowed[1])) {
|
|
|
+ /* reset x */
|
|
|
+ var cx = dx = 0;
|
|
|
+ if (d.langDir === "rtl") {
|
|
|
+ /* adjust left position for rtl direction */
|
|
|
+ cx = mCustomScrollBox.width() - mCSB_container.outerWidth(false);
|
|
|
+ dx = Math.abs(cx / d.scrollRatio.x);
|
|
|
+ }
|
|
|
+ mCSB_container.css("left", cx);
|
|
|
+ mCSB_dragger[1].css("left", dx);
|
|
|
+ _scrollTo($this, "_resetX");
|
|
|
+ }
|
|
|
+ },
|
|
|
+ /* -------------------- */
|
|
|
+
|
|
|
+
|
|
|
+ /* binds scrollbar events */
|
|
|
+ _bindEvents = function() {
|
|
|
+ var $this = $(this),
|
|
|
+ d = $this.data(pluginPfx),
|
|
|
+ o = d.opt;
|
|
|
+ if (!d.bindEvents) {
|
|
|
+ /* check if events are already bound */
|
|
|
+ _draggable.call(this);
|
|
|
+ if (o.contentTouchScroll) {
|
|
|
+ _contentDraggable.call(this);
|
|
|
+ }
|
|
|
+ _selectable.call(this);
|
|
|
+ if (o.mouseWheel.enable) {
|
|
|
+ /* bind mousewheel fn when plugin is available */
|
|
|
+ function _mwt() {
|
|
|
+ mousewheelTimeout = setTimeout(function() {
|
|
|
+ if (!$.event.special.mousewheel) {
|
|
|
+ _mwt();
|
|
|
+ } else {
|
|
|
+ clearTimeout(mousewheelTimeout);
|
|
|
+ _mousewheel.call($this[0]);
|
|
|
+ }
|
|
|
+ }, 100);
|
|
|
+ }
|
|
|
+ var mousewheelTimeout;
|
|
|
+ _mwt();
|
|
|
+ }
|
|
|
+ _draggerRail.call(this);
|
|
|
+ _wrapperScroll.call(this);
|
|
|
+ if (o.advanced.autoScrollOnFocus) {
|
|
|
+ _focus.call(this);
|
|
|
+ }
|
|
|
+ if (o.scrollButtons.enable) {
|
|
|
+ _buttons.call(this);
|
|
|
+ }
|
|
|
+ if (o.keyboard.enable) {
|
|
|
+ _keyboard.call(this);
|
|
|
+ }
|
|
|
+ d.bindEvents = true;
|
|
|
+ }
|
|
|
+ },
|
|
|
+ /* -------------------- */
|
|
|
+
|
|
|
+
|
|
|
+ /* unbinds scrollbar events */
|
|
|
+ _unbindEvents = function() {
|
|
|
+ var $this = $(this),
|
|
|
+ d = $this.data(pluginPfx),
|
|
|
+ o = d.opt,
|
|
|
+ namespace = pluginPfx + "_" + d.idx,
|
|
|
+ sb = ".mCSB_" + d.idx + "_scrollbar",
|
|
|
+ sel = $("#mCSB_" + d.idx + ",#mCSB_" + d.idx + "_container,#mCSB_" + d.idx + "_container_wrapper," + sb + " ." + classes[12] + ",#mCSB_" + d.idx + "_dragger_vertical,#mCSB_" + d.idx + "_dragger_horizontal," + sb + ">a"),
|
|
|
+ mCSB_container = $("#mCSB_" + d.idx + "_container");
|
|
|
+ if (o.advanced.releaseDraggableSelectors) {
|
|
|
+ sel.add($(o.advanced.releaseDraggableSelectors));
|
|
|
+ }
|
|
|
+ if (o.advanced.extraDraggableSelectors) {
|
|
|
+ sel.add($(o.advanced.extraDraggableSelectors));
|
|
|
+ }
|
|
|
+ if (d.bindEvents) {
|
|
|
+ /* check if events are bound */
|
|
|
+ /* unbind namespaced events from document/selectors */
|
|
|
+ $(document).add($(!_canAccessIFrame() || top.document)).unbind("." + namespace);
|
|
|
+ sel.each(function() {
|
|
|
+ $(this).unbind("." + namespace);
|
|
|
+ });
|
|
|
+ /* clear and delete timeouts/objects */
|
|
|
+ clearTimeout($this[0]._focusTimeout);
|
|
|
+ _delete($this[0], "_focusTimeout");
|
|
|
+ clearTimeout(d.sequential.step);
|
|
|
+ _delete(d.sequential, "step");
|
|
|
+ clearTimeout(mCSB_container[0].onCompleteTimeout);
|
|
|
+ _delete(mCSB_container[0], "onCompleteTimeout");
|
|
|
+ d.bindEvents = false;
|
|
|
+ }
|
|
|
+ },
|
|
|
+ /* -------------------- */
|
|
|
+
|
|
|
+
|
|
|
+ /* toggles scrollbar visibility */
|
|
|
+ _scrollbarVisibility = function(disabled) {
|
|
|
+ var $this = $(this),
|
|
|
+ d = $this.data(pluginPfx),
|
|
|
+ o = d.opt,
|
|
|
+ contentWrapper = $("#mCSB_" + d.idx + "_container_wrapper"),
|
|
|
+ content = contentWrapper.length ? contentWrapper : $("#mCSB_" + d.idx + "_container"),
|
|
|
+ scrollbar = [$("#mCSB_" + d.idx + "_scrollbar_vertical"), $("#mCSB_" + d.idx + "_scrollbar_horizontal")],
|
|
|
+ mCSB_dragger = [scrollbar[0].find(".mCSB_dragger"), scrollbar[1].find(".mCSB_dragger")];
|
|
|
+ if (o.axis !== "x") {
|
|
|
+ if (d.overflowed[0] && !disabled) {
|
|
|
+ scrollbar[0].add(mCSB_dragger[0]).add(scrollbar[0].children("a")).css("display", "block");
|
|
|
+ content.removeClass(classes[8] + " " + classes[10]);
|
|
|
+ } else {
|
|
|
+ if (o.alwaysShowScrollbar) {
|
|
|
+ if (o.alwaysShowScrollbar !== 2) {
|
|
|
+ mCSB_dragger[0].css("display", "none");
|
|
|
+ }
|
|
|
+ content.removeClass(classes[10]);
|
|
|
+ } else {
|
|
|
+ scrollbar[0].css("display", "none");
|
|
|
+ content.addClass(classes[10]);
|
|
|
+ }
|
|
|
+ content.addClass(classes[8]);
|
|
|
+ }
|
|
|
+ }
|
|
|
+ if (o.axis !== "y") {
|
|
|
+ if (d.overflowed[1] && !disabled) {
|
|
|
+ scrollbar[1].add(mCSB_dragger[1]).add(scrollbar[1].children("a")).css("display", "block");
|
|
|
+ content.removeClass(classes[9] + " " + classes[11]);
|
|
|
+ } else {
|
|
|
+ if (o.alwaysShowScrollbar) {
|
|
|
+ if (o.alwaysShowScrollbar !== 2) {
|
|
|
+ mCSB_dragger[1].css("display", "none");
|
|
|
+ }
|
|
|
+ content.removeClass(classes[11]);
|
|
|
+ } else {
|
|
|
+ scrollbar[1].css("display", "none");
|
|
|
+ content.addClass(classes[11]);
|
|
|
+ }
|
|
|
+ content.addClass(classes[9]);
|
|
|
+ }
|
|
|
+ }
|
|
|
+ if (!d.overflowed[0] && !d.overflowed[1]) {
|
|
|
+ $this.addClass(classes[5]);
|
|
|
+ } else {
|
|
|
+ $this.removeClass(classes[5]);
|
|
|
+ }
|
|
|
+ },
|
|
|
+ /* -------------------- */
|
|
|
+
|
|
|
+
|
|
|
+ /* returns input coordinates of pointer, touch and mouse events (relative to document) */
|
|
|
+ _coordinates = function(e) {
|
|
|
+ var t = e.type,
|
|
|
+ o = e.target.ownerDocument !== document ? [$(frameElement).offset().top, $(frameElement).offset().left] : null,
|
|
|
+ io = _canAccessIFrame() && e.target.ownerDocument !== top.document ? [$(e.view.frameElement).offset().top, $(e.view.frameElement).offset().left] : [0, 0];
|
|
|
+ switch (t) {
|
|
|
+ case "pointerdown":
|
|
|
+ case "MSPointerDown":
|
|
|
+ case "pointermove":
|
|
|
+ case "MSPointerMove":
|
|
|
+ case "pointerup":
|
|
|
+ case "MSPointerUp":
|
|
|
+ return o ? [e.originalEvent.pageY - o[0] + io[0], e.originalEvent.pageX - o[1] + io[1], false] : [e.originalEvent.pageY, e.originalEvent.pageX, false];
|
|
|
+ break;
|
|
|
+ case "touchstart":
|
|
|
+ case "touchmove":
|
|
|
+ case "touchend":
|
|
|
+ var touch = e.originalEvent.touches[0] || e.originalEvent.changedTouches[0],
|
|
|
+ touches = e.originalEvent.touches.length || e.originalEvent.changedTouches.length;
|
|
|
+ return e.target.ownerDocument !== document ? [touch.screenY, touch.screenX, touches > 1] : [touch.pageY, touch.pageX, touches > 1];
|
|
|
+ break;
|
|
|
+ default:
|
|
|
+ return o ? [e.pageY - o[0] + io[0], e.pageX - o[1] + io[1], false] : [e.pageY, e.pageX, false];
|
|
|
+ }
|
|
|
+ },
|
|
|
+ /* -------------------- */
|
|
|
+
|
|
|
+
|
|
|
+ /*
|
|
|
+ SCROLLBAR DRAG EVENTS
|
|
|
+ scrolls content via scrollbar dragging
|
|
|
+ */
|
|
|
+ _draggable = function() {
|
|
|
+ var $this = $(this),
|
|
|
+ d = $this.data(pluginPfx),
|
|
|
+ o = d.opt,
|
|
|
+ namespace = pluginPfx + "_" + d.idx,
|
|
|
+ draggerId = ["mCSB_" + d.idx + "_dragger_vertical", "mCSB_" + d.idx + "_dragger_horizontal"],
|
|
|
+ mCSB_container = $("#mCSB_" + d.idx + "_container"),
|
|
|
+ mCSB_dragger = $("#" + draggerId[0] + ",#" + draggerId[1]),
|
|
|
+ draggable, dragY, dragX,
|
|
|
+ rds = o.advanced.releaseDraggableSelectors ? mCSB_dragger.add($(o.advanced.releaseDraggableSelectors)) : mCSB_dragger,
|
|
|
+ eds = o.advanced.extraDraggableSelectors ? $(!_canAccessIFrame() || top.document).add($(o.advanced.extraDraggableSelectors)) : $(!_canAccessIFrame() || top.document);
|
|
|
+ mCSB_dragger.bind("mousedown." + namespace + " touchstart." + namespace + " pointerdown." + namespace + " MSPointerDown." + namespace, function(e) {
|
|
|
+ e.stopImmediatePropagation();
|
|
|
+ e.preventDefault();
|
|
|
+ if (!_mouseBtnLeft(e)) {
|
|
|
+ return;
|
|
|
+ } /* left mouse button only */
|
|
|
+ touchActive = true;
|
|
|
+ if (oldIE) {
|
|
|
+ document.onselectstart = function() {
|
|
|
+ return false;
|
|
|
+ }
|
|
|
+ } /* disable text selection for IE < 9 */
|
|
|
+ _iframe(false); /* enable scrollbar dragging over iframes by disabling their events */
|
|
|
+ _stop($this);
|
|
|
+ draggable = $(this);
|
|
|
+ var offset = draggable.offset(),
|
|
|
+ y = _coordinates(e)[0] - offset.top,
|
|
|
+ x = _coordinates(e)[1] - offset.left,
|
|
|
+ h = draggable.height() + offset.top,
|
|
|
+ w = draggable.width() + offset.left;
|
|
|
+ if (y < h && y > 0 && x < w && x > 0) {
|
|
|
+ dragY = y;
|
|
|
+ dragX = x;
|
|
|
+ }
|
|
|
+ _onDragClasses(draggable, "active", o.autoExpandScrollbar);
|
|
|
+ }).bind("touchmove." + namespace, function(e) {
|
|
|
+ e.stopImmediatePropagation();
|
|
|
+ e.preventDefault();
|
|
|
+ var offset = draggable.offset(),
|
|
|
+ y = _coordinates(e)[0] - offset.top,
|
|
|
+ x = _coordinates(e)[1] - offset.left;
|
|
|
+ _drag(dragY, dragX, y, x);
|
|
|
+ });
|
|
|
+ $(document).add(eds).bind("mousemove." + namespace + " pointermove." + namespace + " MSPointerMove." + namespace, function(e) {
|
|
|
+ if (draggable) {
|
|
|
+ var offset = draggable.offset(),
|
|
|
+ y = _coordinates(e)[0] - offset.top,
|
|
|
+ x = _coordinates(e)[1] - offset.left;
|
|
|
+ if (dragY === y && dragX === x) {
|
|
|
+ return;
|
|
|
+ } /* has it really moved? */
|
|
|
+ _drag(dragY, dragX, y, x);
|
|
|
+ }
|
|
|
+ }).add(rds).bind("mouseup." + namespace + " touchend." + namespace + " pointerup." + namespace + " MSPointerUp." + namespace, function(e) {
|
|
|
+ if (draggable) {
|
|
|
+ _onDragClasses(draggable, "active", o.autoExpandScrollbar);
|
|
|
+ draggable = null;
|
|
|
+ }
|
|
|
+ touchActive = false;
|
|
|
+ if (oldIE) {
|
|
|
+ document.onselectstart = null;
|
|
|
+ } /* enable text selection for IE < 9 */
|
|
|
+ _iframe(true); /* enable iframes events */
|
|
|
+ });
|
|
|
+
|
|
|
+ function _iframe(evt) {
|
|
|
+ var el = mCSB_container.find("iframe");
|
|
|
+ if (!el.length) {
|
|
|
+ return;
|
|
|
+ } /* check if content contains iframes */
|
|
|
+ var val = !evt ? "none" : "auto";
|
|
|
+ el.css("pointer-events", val); /* for IE11, iframe's display property should not be "block" */
|
|
|
+ }
|
|
|
+
|
|
|
+ function _drag(dragY, dragX, y, x) {
|
|
|
+ mCSB_container[0].idleTimer = o.scrollInertia < 233 ? 250 : 0;
|
|
|
+ if (draggable.attr("id") === draggerId[1]) {
|
|
|
+ var dir = "x",
|
|
|
+ to = ((draggable[0].offsetLeft - dragX) + x) * d.scrollRatio.x;
|
|
|
+ } else {
|
|
|
+ var dir = "y",
|
|
|
+ to = ((draggable[0].offsetTop - dragY) + y) * d.scrollRatio.y;
|
|
|
+ }
|
|
|
+ _scrollTo($this, to.toString(), {
|
|
|
+ dir: dir,
|
|
|
+ drag: true
|
|
|
+ });
|
|
|
+ }
|
|
|
+ },
|
|
|
+ /* -------------------- */
|
|
|
+
|
|
|
+
|
|
|
+ /*
|
|
|
+ TOUCH SWIPE EVENTS
|
|
|
+ scrolls content via touch swipe
|
|
|
+ Emulates the native touch-swipe scrolling with momentum found in iOS, Android and WP devices
|
|
|
+ */
|
|
|
+ _contentDraggable = function() {
|
|
|
+ var $this = $(this),
|
|
|
+ d = $this.data(pluginPfx),
|
|
|
+ o = d.opt,
|
|
|
+ namespace = pluginPfx + "_" + d.idx,
|
|
|
+ mCustomScrollBox = $("#mCSB_" + d.idx),
|
|
|
+ mCSB_container = $("#mCSB_" + d.idx + "_container"),
|
|
|
+ mCSB_dragger = [$("#mCSB_" + d.idx + "_dragger_vertical"), $("#mCSB_" + d.idx + "_dragger_horizontal")],
|
|
|
+ draggable, dragY, dragX, touchStartY, touchStartX, touchMoveY = [],
|
|
|
+ touchMoveX = [],
|
|
|
+ startTime, runningTime, endTime, distance, speed, amount,
|
|
|
+ durA = 0,
|
|
|
+ durB, overwrite = o.axis === "yx" ? "none" : "all",
|
|
|
+ touchIntent = [],
|
|
|
+ touchDrag, docDrag,
|
|
|
+ iframe = mCSB_container.find("iframe"),
|
|
|
+ events = [
|
|
|
+ "touchstart." + namespace + " pointerdown." + namespace + " MSPointerDown." + namespace, //start
|
|
|
+ "touchmove." + namespace + " pointermove." + namespace + " MSPointerMove." + namespace, //move
|
|
|
+ "touchend." + namespace + " pointerup." + namespace + " MSPointerUp." + namespace //end
|
|
|
+ ],
|
|
|
+ touchAction = document.body.style.touchAction !== undefined;
|
|
|
+ mCSB_container.bind(events[0], function(e) {
|
|
|
+ _onTouchstart(e);
|
|
|
+ }).bind(events[1], function(e) {
|
|
|
+ _onTouchmove(e);
|
|
|
+ });
|
|
|
+ mCustomScrollBox.bind(events[0], function(e) {
|
|
|
+ _onTouchstart2(e);
|
|
|
+ }).bind(events[2], function(e) {
|
|
|
+ _onTouchend(e);
|
|
|
+ });
|
|
|
+ if (iframe.length) {
|
|
|
+ iframe.each(function() {
|
|
|
+ $(this).load(function() {
|
|
|
+ /* bind events on accessible iframes */
|
|
|
+ if (_canAccessIFrame(this)) {
|
|
|
+ $(this.contentDocument || this.contentWindow.document).bind(events[0], function(e) {
|
|
|
+ _onTouchstart(e);
|
|
|
+ _onTouchstart2(e);
|
|
|
+ }).bind(events[1], function(e) {
|
|
|
+ _onTouchmove(e);
|
|
|
+ }).bind(events[2], function(e) {
|
|
|
+ _onTouchend(e);
|
|
|
+ });
|
|
|
+ }
|
|
|
+ });
|
|
|
+ });
|
|
|
+ }
|
|
|
+
|
|
|
+ function _onTouchstart(e) {
|
|
|
+ if (!_pointerTouch(e) || touchActive || _coordinates(e)[2]) {
|
|
|
+ touchable = 0;
|
|
|
+ return;
|
|
|
+ }
|
|
|
+ touchable = 1;
|
|
|
+ touchDrag = 0;
|
|
|
+ docDrag = 0;
|
|
|
+ draggable = 1;
|
|
|
+ $this.removeClass("mCS_touch_action");
|
|
|
+ var offset = mCSB_container.offset();
|
|
|
+ dragY = _coordinates(e)[0] - offset.top;
|
|
|
+ dragX = _coordinates(e)[1] - offset.left;
|
|
|
+ touchIntent = [_coordinates(e)[0], _coordinates(e)[1]];
|
|
|
+ }
|
|
|
+
|
|
|
+ function _onTouchmove(e) {
|
|
|
+ if (!_pointerTouch(e) || touchActive || _coordinates(e)[2]) {
|
|
|
+ return;
|
|
|
+ }
|
|
|
+ if (!o.documentTouchScroll) {
|
|
|
+ e.preventDefault();
|
|
|
+ }
|
|
|
+ e.stopImmediatePropagation();
|
|
|
+ if (docDrag && !touchDrag) {
|
|
|
+ return;
|
|
|
+ }
|
|
|
+ if (draggable) {
|
|
|
+ runningTime = _getTime();
|
|
|
+ var offset = mCustomScrollBox.offset(),
|
|
|
+ y = _coordinates(e)[0] - offset.top,
|
|
|
+ x = _coordinates(e)[1] - offset.left,
|
|
|
+ easing = "mcsLinearOut";
|
|
|
+ touchMoveY.push(y);
|
|
|
+ touchMoveX.push(x);
|
|
|
+ touchIntent[2] = Math.abs(_coordinates(e)[0] - touchIntent[0]);
|
|
|
+ touchIntent[3] = Math.abs(_coordinates(e)[1] - touchIntent[1]);
|
|
|
+ if (d.overflowed[0]) {
|
|
|
+ var limit = mCSB_dragger[0].parent().height() - mCSB_dragger[0].height(),
|
|
|
+ prevent = ((dragY - y) > 0 && (y - dragY) > -(limit * d.scrollRatio.y) && (touchIntent[3] * 2 < touchIntent[2] || o.axis === "yx"));
|
|
|
+ }
|
|
|
+ if (d.overflowed[1]) {
|
|
|
+ var limitX = mCSB_dragger[1].parent().width() - mCSB_dragger[1].width(),
|
|
|
+ preventX = ((dragX - x) > 0 && (x - dragX) > -(limitX * d.scrollRatio.x) && (touchIntent[2] * 2 < touchIntent[3] || o.axis === "yx"));
|
|
|
+ }
|
|
|
+ if (prevent || preventX) {
|
|
|
+ /* prevent native document scrolling */
|
|
|
+ if (!touchAction) {
|
|
|
+ e.preventDefault();
|
|
|
+ }
|
|
|
+ touchDrag = 1;
|
|
|
+ } else {
|
|
|
+ docDrag = 1;
|
|
|
+ $this.addClass("mCS_touch_action");
|
|
|
+ }
|
|
|
+ if (touchAction) {
|
|
|
+ e.preventDefault();
|
|
|
+ }
|
|
|
+ amount = o.axis === "yx" ? [(dragY - y), (dragX - x)] : o.axis === "x" ? [null, (dragX - x)] : [(dragY - y), null];
|
|
|
+ mCSB_container[0].idleTimer = 250;
|
|
|
+ if (d.overflowed[0]) {
|
|
|
+ _drag(amount[0], durA, easing, "y", "all", true);
|
|
|
+ }
|
|
|
+ if (d.overflowed[1]) {
|
|
|
+ _drag(amount[1], durA, easing, "x", overwrite, true);
|
|
|
+ }
|
|
|
+ }
|
|
|
+ }
|
|
|
+
|
|
|
+ function _onTouchstart2(e) {
|
|
|
+ if (!_pointerTouch(e) || touchActive || _coordinates(e)[2]) {
|
|
|
+ touchable = 0;
|
|
|
+ return;
|
|
|
+ }
|
|
|
+ touchable = 1;
|
|
|
+ e.stopImmediatePropagation();
|
|
|
+ _stop($this);
|
|
|
+ startTime = _getTime();
|
|
|
+ var offset = mCustomScrollBox.offset();
|
|
|
+ touchStartY = _coordinates(e)[0] - offset.top;
|
|
|
+ touchStartX = _coordinates(e)[1] - offset.left;
|
|
|
+ touchMoveY = [];
|
|
|
+ touchMoveX = [];
|
|
|
+ }
|
|
|
+
|
|
|
+ function _onTouchend(e) {
|
|
|
+ if (!_pointerTouch(e) || touchActive || _coordinates(e)[2]) {
|
|
|
+ return;
|
|
|
+ }
|
|
|
+ draggable = 0;
|
|
|
+ e.stopImmediatePropagation();
|
|
|
+ touchDrag = 0;
|
|
|
+ docDrag = 0;
|
|
|
+ endTime = _getTime();
|
|
|
+ var offset = mCustomScrollBox.offset(),
|
|
|
+ y = _coordinates(e)[0] - offset.top,
|
|
|
+ x = _coordinates(e)[1] - offset.left;
|
|
|
+ if ((endTime - runningTime) > 30) {
|
|
|
+ return;
|
|
|
+ }
|
|
|
+ speed = 1000 / (endTime - startTime);
|
|
|
+ var easing = "mcsEaseOut",
|
|
|
+ slow = speed < 2.5,
|
|
|
+ diff = slow ? [touchMoveY[touchMoveY.length - 2], touchMoveX[touchMoveX.length - 2]] : [0, 0];
|
|
|
+ distance = slow ? [(y - diff[0]), (x - diff[1])] : [y - touchStartY, x - touchStartX];
|
|
|
+ var absDistance = [Math.abs(distance[0]), Math.abs(distance[1])];
|
|
|
+ speed = slow ? [Math.abs(distance[0] / 4), Math.abs(distance[1] / 4)] : [speed, speed];
|
|
|
+ var a = [
|
|
|
+ Math.abs(mCSB_container[0].offsetTop) - (distance[0] * _m((absDistance[0] / speed[0]), speed[0])),
|
|
|
+ Math.abs(mCSB_container[0].offsetLeft) - (distance[1] * _m((absDistance[1] / speed[1]), speed[1]))
|
|
|
+ ];
|
|
|
+ amount = o.axis === "yx" ? [a[0], a[1]] : o.axis === "x" ? [null, a[1]] : [a[0], null];
|
|
|
+ durB = [(absDistance[0] * 4) + o.scrollInertia, (absDistance[1] * 4) + o.scrollInertia];
|
|
|
+ var md = parseInt(o.contentTouchScroll) || 0; /* absolute minimum distance required */
|
|
|
+ amount[0] = absDistance[0] > md ? amount[0] : 0;
|
|
|
+ amount[1] = absDistance[1] > md ? amount[1] : 0;
|
|
|
+ if (d.overflowed[0]) {
|
|
|
+ _drag(amount[0], durB[0], easing, "y", overwrite, false);
|
|
|
+ }
|
|
|
+ if (d.overflowed[1]) {
|
|
|
+ _drag(amount[1], durB[1], easing, "x", overwrite, false);
|
|
|
+ }
|
|
|
+ }
|
|
|
+
|
|
|
+ function _m(ds, s) {
|
|
|
+ var r = [s * 1.5, s * 2, s / 1.5, s / 2];
|
|
|
+ if (ds > 90) {
|
|
|
+ return s > 4 ? r[0] : r[3];
|
|
|
+ } else if (ds > 60) {
|
|
|
+ return s > 3 ? r[3] : r[2];
|
|
|
+ } else if (ds > 30) {
|
|
|
+ return s > 8 ? r[1] : s > 6 ? r[0] : s > 4 ? s : r[2];
|
|
|
+ } else {
|
|
|
+ return s > 8 ? s : r[3];
|
|
|
+ }
|
|
|
+ }
|
|
|
+
|
|
|
+ function _drag(amount, dur, easing, dir, overwrite, drag) {
|
|
|
+ if (!amount) {
|
|
|
+ return;
|
|
|
+ }
|
|
|
+ _scrollTo($this, amount.toString(), {
|
|
|
+ dur: dur,
|
|
|
+ scrollEasing: easing,
|
|
|
+ dir: dir,
|
|
|
+ overwrite: overwrite,
|
|
|
+ drag: drag
|
|
|
+ });
|
|
|
+ }
|
|
|
+ },
|
|
|
+ /* -------------------- */
|
|
|
+
|
|
|
+
|
|
|
+ /*
|
|
|
+ SELECT TEXT EVENTS
|
|
|
+ scrolls content when text is selected
|
|
|
+ */
|
|
|
+ _selectable = function() {
|
|
|
+ var $this = $(this),
|
|
|
+ d = $this.data(pluginPfx),
|
|
|
+ o = d.opt,
|
|
|
+ seq = d.sequential,
|
|
|
+ namespace = pluginPfx + "_" + d.idx,
|
|
|
+ mCSB_container = $("#mCSB_" + d.idx + "_container"),
|
|
|
+ wrapper = mCSB_container.parent(),
|
|
|
+ action;
|
|
|
+ mCSB_container.bind("mousedown." + namespace, function(e) {
|
|
|
+ if (touchable) {
|
|
|
+ return;
|
|
|
+ }
|
|
|
+ if (!action) {
|
|
|
+ action = 1;
|
|
|
+ touchActive = true;
|
|
|
+ }
|
|
|
+ }).add(document).bind("mousemove." + namespace, function(e) {
|
|
|
+ if (!touchable && action && _sel()) {
|
|
|
+ var offset = mCSB_container.offset(),
|
|
|
+ y = _coordinates(e)[0] - offset.top + mCSB_container[0].offsetTop,
|
|
|
+ x = _coordinates(e)[1] - offset.left + mCSB_container[0].offsetLeft;
|
|
|
+ if (y > 0 && y < wrapper.height() && x > 0 && x < wrapper.width()) {
|
|
|
+ if (seq.step) {
|
|
|
+ _seq("off", null, "stepped");
|
|
|
+ }
|
|
|
+ } else {
|
|
|
+ if (o.axis !== "x" && d.overflowed[0]) {
|
|
|
+ if (y < 0) {
|
|
|
+ _seq("on", 38);
|
|
|
+ } else if (y > wrapper.height()) {
|
|
|
+ _seq("on", 40);
|
|
|
+ }
|
|
|
+ }
|
|
|
+ if (o.axis !== "y" && d.overflowed[1]) {
|
|
|
+ if (x < 0) {
|
|
|
+ _seq("on", 37);
|
|
|
+ } else if (x > wrapper.width()) {
|
|
|
+ _seq("on", 39);
|
|
|
+ }
|
|
|
+ }
|
|
|
+ }
|
|
|
+ }
|
|
|
+ }).bind("mouseup." + namespace + " dragend." + namespace, function(e) {
|
|
|
+ if (touchable) {
|
|
|
+ return;
|
|
|
+ }
|
|
|
+ if (action) {
|
|
|
+ action = 0;
|
|
|
+ _seq("off", null);
|
|
|
+ }
|
|
|
+ touchActive = false;
|
|
|
+ });
|
|
|
+
|
|
|
+ function _sel() {
|
|
|
+ return window.getSelection ? window.getSelection().toString() :
|
|
|
+ document.selection && document.selection.type != "Control" ? document.selection.createRange().text : 0;
|
|
|
+ }
|
|
|
+
|
|
|
+ function _seq(a, c, s) {
|
|
|
+ seq.type = s && action ? "stepped" : "stepless";
|
|
|
+ seq.scrollAmount = 10;
|
|
|
+ _sequentialScroll($this, a, c, "mcsLinearOut", s ? 60 : null);
|
|
|
+ }
|
|
|
+ },
|
|
|
+ /* -------------------- */
|
|
|
+
|
|
|
+
|
|
|
+ /*
|
|
|
+ MOUSE WHEEL EVENT
|
|
|
+ scrolls content via mouse-wheel
|
|
|
+ via mouse-wheel plugin (https://github.com/brandonaaron/jquery-mousewheel)
|
|
|
+ */
|
|
|
+ _mousewheel = function() {
|
|
|
+ if (!$(this).data(pluginPfx)) {
|
|
|
+ return;
|
|
|
+ } /* Check if the scrollbar is ready to use mousewheel events (issue: #185) */
|
|
|
+ var $this = $(this),
|
|
|
+ d = $this.data(pluginPfx),
|
|
|
+ o = d.opt,
|
|
|
+ namespace = pluginPfx + "_" + d.idx,
|
|
|
+ mCustomScrollBox = $("#mCSB_" + d.idx),
|
|
|
+ mCSB_dragger = [$("#mCSB_" + d.idx + "_dragger_vertical"), $("#mCSB_" + d.idx + "_dragger_horizontal")],
|
|
|
+ iframe = $("#mCSB_" + d.idx + "_container").find("iframe");
|
|
|
+ if (iframe.length) {
|
|
|
+ iframe.each(function() {
|
|
|
+ $(this).load(function() {
|
|
|
+ /* bind events on accessible iframes */
|
|
|
+ if (_canAccessIFrame(this)) {
|
|
|
+ $(this.contentDocument || this.contentWindow.document).bind("mousewheel." + namespace, function(e, delta) {
|
|
|
+ _onMousewheel(e, delta);
|
|
|
+ });
|
|
|
+ }
|
|
|
+ });
|
|
|
+ });
|
|
|
+ }
|
|
|
+ mCustomScrollBox.bind("mousewheel." + namespace, function(e, delta) {
|
|
|
+ _onMousewheel(e, delta);
|
|
|
+ });
|
|
|
+
|
|
|
+ function _onMousewheel(e, delta) {
|
|
|
+ _stop($this);
|
|
|
+ if (_disableMousewheel($this, e.target)) {
|
|
|
+ return;
|
|
|
+ } /* disables mouse-wheel when hovering specific elements */
|
|
|
+ var deltaFactor = o.mouseWheel.deltaFactor !== "auto" ? parseInt(o.mouseWheel.deltaFactor) : (oldIE && e.deltaFactor < 100) ? 100 : e.deltaFactor || 100,
|
|
|
+ dur = o.scrollInertia;
|
|
|
+ if (o.axis === "x" || o.mouseWheel.axis === "x") {
|
|
|
+ var dir = "x",
|
|
|
+ px = [Math.round(deltaFactor * d.scrollRatio.x), parseInt(o.mouseWheel.scrollAmount)],
|
|
|
+ amount = o.mouseWheel.scrollAmount !== "auto" ? px[1] : px[0] >= mCustomScrollBox.width() ? mCustomScrollBox.width() * 0.9 : px[0],
|
|
|
+ contentPos = Math.abs($("#mCSB_" + d.idx + "_container")[0].offsetLeft),
|
|
|
+ draggerPos = mCSB_dragger[1][0].offsetLeft,
|
|
|
+ limit = mCSB_dragger[1].parent().width() - mCSB_dragger[1].width(),
|
|
|
+ dlt = e.deltaX || e.deltaY || delta;
|
|
|
+ } else {
|
|
|
+ var dir = "y",
|
|
|
+ px = [Math.round(deltaFactor * d.scrollRatio.y), parseInt(o.mouseWheel.scrollAmount)],
|
|
|
+ amount = o.mouseWheel.scrollAmount !== "auto" ? px[1] : px[0] >= mCustomScrollBox.height() ? mCustomScrollBox.height() * 0.9 : px[0],
|
|
|
+ contentPos = Math.abs($("#mCSB_" + d.idx + "_container")[0].offsetTop),
|
|
|
+ draggerPos = mCSB_dragger[0][0].offsetTop,
|
|
|
+ limit = mCSB_dragger[0].parent().height() - mCSB_dragger[0].height(),
|
|
|
+ dlt = e.deltaY || delta;
|
|
|
+ }
|
|
|
+ if ((dir === "y" && !d.overflowed[0]) || (dir === "x" && !d.overflowed[1])) {
|
|
|
+ return;
|
|
|
+ }
|
|
|
+ if (o.mouseWheel.invert || e.webkitDirectionInvertedFromDevice) {
|
|
|
+ dlt = -dlt;
|
|
|
+ }
|
|
|
+ if (o.mouseWheel.normalizeDelta) {
|
|
|
+ dlt = dlt < 0 ? -1 : 1;
|
|
|
+ }
|
|
|
+ if ((dlt > 0 && draggerPos !== 0) || (dlt < 0 && draggerPos !== limit) || o.mouseWheel.preventDefault) {
|
|
|
+ e.stopImmediatePropagation();
|
|
|
+ e.preventDefault();
|
|
|
+ }
|
|
|
+ if (e.deltaFactor < 2 && !o.mouseWheel.normalizeDelta) {
|
|
|
+ //very low deltaFactor values mean some kind of delta acceleration (e.g. osx trackpad), so adjusting scrolling accordingly
|
|
|
+ amount = e.deltaFactor;
|
|
|
+ dur = 17;
|
|
|
+ }
|
|
|
+ _scrollTo($this, (contentPos - (dlt * amount)).toString(), {
|
|
|
+ dir: dir,
|
|
|
+ dur: dur
|
|
|
+ });
|
|
|
+ }
|
|
|
+ },
|
|
|
+ /* -------------------- */
|
|
|
+
|
|
|
+
|
|
|
+ /* checks if iframe can be accessed */
|
|
|
+ _canAccessIFrame = function(iframe) {
|
|
|
+ var html = null;
|
|
|
+ if (!iframe) {
|
|
|
+ try {
|
|
|
+ var doc = top.document;
|
|
|
+ html = doc.body.innerHTML;
|
|
|
+ } catch (err) {
|
|
|
+ /* do nothing */
|
|
|
+ }
|
|
|
+ return (html !== null);
|
|
|
+ } else {
|
|
|
+ try {
|
|
|
+ var doc = iframe.contentDocument || iframe.contentWindow.document;
|
|
|
+ html = doc.body.innerHTML;
|
|
|
+ } catch (err) {
|
|
|
+ /* do nothing */
|
|
|
+ }
|
|
|
+ return (html !== null);
|
|
|
+ }
|
|
|
+ },
|
|
|
+ /* -------------------- */
|
|
|
+
|
|
|
+
|
|
|
+ /* disables mouse-wheel when hovering specific elements like select, datalist etc. */
|
|
|
+ _disableMousewheel = function(el, target) {
|
|
|
+ var tag = target.nodeName.toLowerCase(),
|
|
|
+ tags = el.data(pluginPfx).opt.mouseWheel.disableOver,
|
|
|
+ /* elements that require focus */
|
|
|
+ focusTags = ["select", "textarea"];
|
|
|
+ return $.inArray(tag, tags) > -1 && !($.inArray(tag, focusTags) > -1 && !$(target).is(":focus"));
|
|
|
+ },
|
|
|
+ /* -------------------- */
|
|
|
+
|
|
|
+
|
|
|
+ /*
|
|
|
+ DRAGGER RAIL CLICK EVENT
|
|
|
+ scrolls content via dragger rail
|
|
|
+ */
|
|
|
+ _draggerRail = function() {
|
|
|
+ var $this = $(this),
|
|
|
+ d = $this.data(pluginPfx),
|
|
|
+ namespace = pluginPfx + "_" + d.idx,
|
|
|
+ mCSB_container = $("#mCSB_" + d.idx + "_container"),
|
|
|
+ wrapper = mCSB_container.parent(),
|
|
|
+ mCSB_draggerContainer = $(".mCSB_" + d.idx + "_scrollbar ." + classes[12]),
|
|
|
+ clickable;
|
|
|
+ mCSB_draggerContainer.bind("mousedown." + namespace + " touchstart." + namespace + " pointerdown." + namespace + " MSPointerDown." + namespace, function(e) {
|
|
|
+ touchActive = true;
|
|
|
+ if (!$(e.target).hasClass("mCSB_dragger")) {
|
|
|
+ clickable = 1;
|
|
|
+ }
|
|
|
+ }).bind("touchend." + namespace + " pointerup." + namespace + " MSPointerUp." + namespace, function(e) {
|
|
|
+ touchActive = false;
|
|
|
+ }).bind("click." + namespace, function(e) {
|
|
|
+ if (!clickable) {
|
|
|
+ return;
|
|
|
+ }
|
|
|
+ clickable = 0;
|
|
|
+ if ($(e.target).hasClass(classes[12]) || $(e.target).hasClass("mCSB_draggerRail")) {
|
|
|
+ _stop($this);
|
|
|
+ var el = $(this),
|
|
|
+ mCSB_dragger = el.find(".mCSB_dragger");
|
|
|
+ if (el.parent(".mCSB_scrollTools_horizontal").length > 0) {
|
|
|
+ if (!d.overflowed[1]) {
|
|
|
+ return;
|
|
|
+ }
|
|
|
+ var dir = "x",
|
|
|
+ clickDir = e.pageX > mCSB_dragger.offset().left ? -1 : 1,
|
|
|
+ to = Math.abs(mCSB_container[0].offsetLeft) - (clickDir * (wrapper.width() * 0.9));
|
|
|
+ } else {
|
|
|
+ if (!d.overflowed[0]) {
|
|
|
+ return;
|
|
|
+ }
|
|
|
+ var dir = "y",
|
|
|
+ clickDir = e.pageY > mCSB_dragger.offset().top ? -1 : 1,
|
|
|
+ to = Math.abs(mCSB_container[0].offsetTop) - (clickDir * (wrapper.height() * 0.9));
|
|
|
+ }
|
|
|
+ _scrollTo($this, to.toString(), {
|
|
|
+ dir: dir,
|
|
|
+ scrollEasing: "mcsEaseInOut"
|
|
|
+ });
|
|
|
+ }
|
|
|
+ });
|
|
|
+ },
|
|
|
+ /* -------------------- */
|
|
|
+
|
|
|
+
|
|
|
+ /*
|
|
|
+ FOCUS EVENT
|
|
|
+ scrolls content via element focus (e.g. clicking an input, pressing TAB key etc.)
|
|
|
+ */
|
|
|
+ _focus = function() {
|
|
|
+ var $this = $(this),
|
|
|
+ d = $this.data(pluginPfx),
|
|
|
+ o = d.opt,
|
|
|
+ namespace = pluginPfx + "_" + d.idx,
|
|
|
+ mCSB_container = $("#mCSB_" + d.idx + "_container"),
|
|
|
+ wrapper = mCSB_container.parent();
|
|
|
+ mCSB_container.bind("focusin." + namespace, function(e) {
|
|
|
+ var el = $(document.activeElement),
|
|
|
+ nested = mCSB_container.find(".mCustomScrollBox").length,
|
|
|
+ dur = 0;
|
|
|
+ if (!el.is(o.advanced.autoScrollOnFocus)) {
|
|
|
+ return;
|
|
|
+ }
|
|
|
+ _stop($this);
|
|
|
+ clearTimeout($this[0]._focusTimeout);
|
|
|
+ $this[0]._focusTimer = nested ? (dur + 17) * nested : 0;
|
|
|
+ $this[0]._focusTimeout = setTimeout(function() {
|
|
|
+ var to = [_childPos(el)[0], _childPos(el)[1]],
|
|
|
+ contentPos = [mCSB_container[0].offsetTop, mCSB_container[0].offsetLeft],
|
|
|
+ isVisible = [
|
|
|
+ (contentPos[0] + to[0] >= 0 && contentPos[0] + to[0] < wrapper.height() - el.outerHeight(false)),
|
|
|
+ (contentPos[1] + to[1] >= 0 && contentPos[0] + to[1] < wrapper.width() - el.outerWidth(false))
|
|
|
+ ],
|
|
|
+ overwrite = (o.axis === "yx" && !isVisible[0] && !isVisible[1]) ? "none" : "all";
|
|
|
+ if (o.axis !== "x" && !isVisible[0]) {
|
|
|
+ _scrollTo($this, to[0].toString(), {
|
|
|
+ dir: "y",
|
|
|
+ scrollEasing: "mcsEaseInOut",
|
|
|
+ overwrite: overwrite,
|
|
|
+ dur: dur
|
|
|
+ });
|
|
|
+ }
|
|
|
+ if (o.axis !== "y" && !isVisible[1]) {
|
|
|
+ _scrollTo($this, to[1].toString(), {
|
|
|
+ dir: "x",
|
|
|
+ scrollEasing: "mcsEaseInOut",
|
|
|
+ overwrite: overwrite,
|
|
|
+ dur: dur
|
|
|
+ });
|
|
|
+ }
|
|
|
+ }, $this[0]._focusTimer);
|
|
|
+ });
|
|
|
+ },
|
|
|
+ /* -------------------- */
|
|
|
+
|
|
|
+
|
|
|
+ /* sets content wrapper scrollTop/scrollLeft always to 0 */
|
|
|
+ _wrapperScroll = function() {
|
|
|
+ var $this = $(this),
|
|
|
+ d = $this.data(pluginPfx),
|
|
|
+ namespace = pluginPfx + "_" + d.idx,
|
|
|
+ wrapper = $("#mCSB_" + d.idx + "_container").parent();
|
|
|
+ wrapper.bind("scroll." + namespace, function(e) {
|
|
|
+ if (wrapper.scrollTop() !== 0 || wrapper.scrollLeft() !== 0) {
|
|
|
+ $(".mCSB_" + d.idx + "_scrollbar").css("visibility", "hidden"); /* hide scrollbar(s) */
|
|
|
+ }
|
|
|
+ });
|
|
|
+ },
|
|
|
+ /* -------------------- */
|
|
|
+
|
|
|
+
|
|
|
+ /*
|
|
|
+ BUTTONS EVENTS
|
|
|
+ scrolls content via up, down, left and right buttons
|
|
|
+ */
|
|
|
+ _buttons = function() {
|
|
|
+ var $this = $(this),
|
|
|
+ d = $this.data(pluginPfx),
|
|
|
+ o = d.opt,
|
|
|
+ seq = d.sequential,
|
|
|
+ namespace = pluginPfx + "_" + d.idx,
|
|
|
+ sel = ".mCSB_" + d.idx + "_scrollbar",
|
|
|
+ btn = $(sel + ">a");
|
|
|
+ btn.bind("mousedown." + namespace + " touchstart." + namespace + " pointerdown." + namespace + " MSPointerDown." + namespace + " mouseup." + namespace + " touchend." + namespace + " pointerup." + namespace + " MSPointerUp." + namespace + " mouseout." + namespace + " pointerout." + namespace + " MSPointerOut." + namespace + " click." + namespace, function(e) {
|
|
|
+ e.preventDefault();
|
|
|
+ if (!_mouseBtnLeft(e)) {
|
|
|
+ return;
|
|
|
+ } /* left mouse button only */
|
|
|
+ var btnClass = $(this).attr("class");
|
|
|
+ seq.type = o.scrollButtons.scrollType;
|
|
|
+ switch (e.type) {
|
|
|
+ case "mousedown":
|
|
|
+ case "touchstart":
|
|
|
+ case "pointerdown":
|
|
|
+ case "MSPointerDown":
|
|
|
+ if (seq.type === "stepped") {
|
|
|
+ return;
|
|
|
+ }
|
|
|
+ touchActive = true;
|
|
|
+ d.tweenRunning = false;
|
|
|
+ _seq("on", btnClass);
|
|
|
+ break;
|
|
|
+ case "mouseup":
|
|
|
+ case "touchend":
|
|
|
+ case "pointerup":
|
|
|
+ case "MSPointerUp":
|
|
|
+ case "mouseout":
|
|
|
+ case "pointerout":
|
|
|
+ case "MSPointerOut":
|
|
|
+ if (seq.type === "stepped") {
|
|
|
+ return;
|
|
|
+ }
|
|
|
+ touchActive = false;
|
|
|
+ if (seq.dir) {
|
|
|
+ _seq("off", btnClass);
|
|
|
+ }
|
|
|
+ break;
|
|
|
+ case "click":
|
|
|
+ if (seq.type !== "stepped" || d.tweenRunning) {
|
|
|
+ return;
|
|
|
+ }
|
|
|
+ _seq("on", btnClass);
|
|
|
+ break;
|
|
|
+ }
|
|
|
+
|
|
|
+ function _seq(a, c) {
|
|
|
+ seq.scrollAmount = o.scrollButtons.scrollAmount;
|
|
|
+ _sequentialScroll($this, a, c);
|
|
|
+ }
|
|
|
+ });
|
|
|
+ },
|
|
|
+ /* -------------------- */
|
|
|
+
|
|
|
+
|
|
|
+ /*
|
|
|
+ KEYBOARD EVENTS
|
|
|
+ scrolls content via keyboard
|
|
|
+ Keys: up arrow, down arrow, left arrow, right arrow, PgUp, PgDn, Home, End
|
|
|
+ */
|
|
|
+ _keyboard = function() {
|
|
|
+ var $this = $(this),
|
|
|
+ d = $this.data(pluginPfx),
|
|
|
+ o = d.opt,
|
|
|
+ seq = d.sequential,
|
|
|
+ namespace = pluginPfx + "_" + d.idx,
|
|
|
+ mCustomScrollBox = $("#mCSB_" + d.idx),
|
|
|
+ mCSB_container = $("#mCSB_" + d.idx + "_container"),
|
|
|
+ wrapper = mCSB_container.parent(),
|
|
|
+ editables = "input,textarea,select,datalist,keygen,[contenteditable='true']",
|
|
|
+ iframe = mCSB_container.find("iframe"),
|
|
|
+ events = ["blur." + namespace + " keydown." + namespace + " keyup." + namespace];
|
|
|
+ if (iframe.length) {
|
|
|
+ iframe.each(function() {
|
|
|
+ $(this).load(function() {
|
|
|
+ /* bind events on accessible iframes */
|
|
|
+ if (_canAccessIFrame(this)) {
|
|
|
+ $(this.contentDocument || this.contentWindow.document).bind(events[0], function(e) {
|
|
|
+ _onKeyboard(e);
|
|
|
+ });
|
|
|
+ }
|
|
|
+ });
|
|
|
+ });
|
|
|
+ }
|
|
|
+ mCustomScrollBox.attr("tabindex", "0").bind(events[0], function(e) {
|
|
|
+ _onKeyboard(e);
|
|
|
+ });
|
|
|
+
|
|
|
+ function _onKeyboard(e) {
|
|
|
+ switch (e.type) {
|
|
|
+ case "blur":
|
|
|
+ if (d.tweenRunning && seq.dir) {
|
|
|
+ _seq("off", null);
|
|
|
+ }
|
|
|
+ break;
|
|
|
+ case "keydown":
|
|
|
+ case "keyup":
|
|
|
+ var code = e.keyCode ? e.keyCode : e.which,
|
|
|
+ action = "on";
|
|
|
+ if ((o.axis !== "x" && (code === 38 || code === 40)) || (o.axis !== "y" && (code === 37 || code === 39))) {
|
|
|
+ /* up (38), down (40), left (37), right (39) arrows */
|
|
|
+ if (((code === 38 || code === 40) && !d.overflowed[0]) || ((code === 37 || code === 39) && !d.overflowed[1])) {
|
|
|
+ return;
|
|
|
+ }
|
|
|
+ if (e.type === "keyup") {
|
|
|
+ action = "off";
|
|
|
+ }
|
|
|
+ if (!$(document.activeElement).is(editables)) {
|
|
|
+ e.preventDefault();
|
|
|
+ e.stopImmediatePropagation();
|
|
|
+ _seq(action, code);
|
|
|
+ }
|
|
|
+ } else if (code === 33 || code === 34) {
|
|
|
+ /* PgUp (33), PgDn (34) */
|
|
|
+ if (d.overflowed[0] || d.overflowed[1]) {
|
|
|
+ e.preventDefault();
|
|
|
+ e.stopImmediatePropagation();
|
|
|
+ }
|
|
|
+ if (e.type === "keyup") {
|
|
|
+ _stop($this);
|
|
|
+ var keyboardDir = code === 34 ? -1 : 1;
|
|
|
+ if (o.axis === "x" || (o.axis === "yx" && d.overflowed[1] && !d.overflowed[0])) {
|
|
|
+ var dir = "x",
|
|
|
+ to = Math.abs(mCSB_container[0].offsetLeft) - (keyboardDir * (wrapper.width() * 0.9));
|
|
|
+ } else {
|
|
|
+ var dir = "y",
|
|
|
+ to = Math.abs(mCSB_container[0].offsetTop) - (keyboardDir * (wrapper.height() * 0.9));
|
|
|
+ }
|
|
|
+ _scrollTo($this, to.toString(), {
|
|
|
+ dir: dir,
|
|
|
+ scrollEasing: "mcsEaseInOut"
|
|
|
+ });
|
|
|
+ }
|
|
|
+ } else if (code === 35 || code === 36) {
|
|
|
+ /* End (35), Home (36) */
|
|
|
+ if (!$(document.activeElement).is(editables)) {
|
|
|
+ if (d.overflowed[0] || d.overflowed[1]) {
|
|
|
+ e.preventDefault();
|
|
|
+ e.stopImmediatePropagation();
|
|
|
+ }
|
|
|
+ if (e.type === "keyup") {
|
|
|
+ if (o.axis === "x" || (o.axis === "yx" && d.overflowed[1] && !d.overflowed[0])) {
|
|
|
+ var dir = "x",
|
|
|
+ to = code === 35 ? Math.abs(wrapper.width() - mCSB_container.outerWidth(false)) : 0;
|
|
|
+ } else {
|
|
|
+ var dir = "y",
|
|
|
+ to = code === 35 ? Math.abs(wrapper.height() - mCSB_container.outerHeight(false)) : 0;
|
|
|
+ }
|
|
|
+ _scrollTo($this, to.toString(), {
|
|
|
+ dir: dir,
|
|
|
+ scrollEasing: "mcsEaseInOut"
|
|
|
+ });
|
|
|
+ }
|
|
|
+ }
|
|
|
+ }
|
|
|
+ break;
|
|
|
+ }
|
|
|
+
|
|
|
+ function _seq(a, c) {
|
|
|
+ seq.type = o.keyboard.scrollType;
|
|
|
+ seq.scrollAmount = o.keyboard.scrollAmount;
|
|
|
+ if (seq.type === "stepped" && d.tweenRunning) {
|
|
|
+ return;
|
|
|
+ }
|
|
|
+ _sequentialScroll($this, a, c);
|
|
|
+ }
|
|
|
+ }
|
|
|
+ },
|
|
|
+ /* -------------------- */
|
|
|
+
|
|
|
+
|
|
|
+ /* scrolls content sequentially (used when scrolling via buttons, keyboard arrows etc.) */
|
|
|
+ _sequentialScroll = function(el, action, trigger, e, s) {
|
|
|
+ var d = el.data(pluginPfx),
|
|
|
+ o = d.opt,
|
|
|
+ seq = d.sequential,
|
|
|
+ mCSB_container = $("#mCSB_" + d.idx + "_container"),
|
|
|
+ once = seq.type === "stepped" ? true : false,
|
|
|
+ steplessSpeed = o.scrollInertia < 26 ? 26 : o.scrollInertia,
|
|
|
+ /* 26/1.5=17 */
|
|
|
+ steppedSpeed = o.scrollInertia < 1 ? 17 : o.scrollInertia;
|
|
|
+ switch (action) {
|
|
|
+ case "on":
|
|
|
+ seq.dir = [
|
|
|
+ (trigger === classes[16] || trigger === classes[15] || trigger === 39 || trigger === 37 ? "x" : "y"),
|
|
|
+ (trigger === classes[13] || trigger === classes[15] || trigger === 38 || trigger === 37 ? -1 : 1)
|
|
|
+ ];
|
|
|
+ _stop(el);
|
|
|
+ if (_isNumeric(trigger) && seq.type === "stepped") {
|
|
|
+ return;
|
|
|
+ }
|
|
|
+ _on(once);
|
|
|
+ break;
|
|
|
+ case "off":
|
|
|
+ _off();
|
|
|
+ if (once || (d.tweenRunning && seq.dir)) {
|
|
|
+ _on(true);
|
|
|
+ }
|
|
|
+ break;
|
|
|
+ }
|
|
|
+
|
|
|
+ /* starts sequence */
|
|
|
+ function _on(once) {
|
|
|
+ if (o.snapAmount) {
|
|
|
+ seq.scrollAmount = !(o.snapAmount instanceof Array) ? o.snapAmount : seq.dir[0] === "x" ? o.snapAmount[1] : o.snapAmount[0];
|
|
|
+ } /* scrolling snapping */
|
|
|
+ var c = seq.type !== "stepped",
|
|
|
+ /* continuous scrolling */
|
|
|
+ t = s ? s : !once ? 1000 / 60 : c ? steplessSpeed / 1.5 : steppedSpeed,
|
|
|
+ /* timer */
|
|
|
+ m = !once ? 2.5 : c ? 7.5 : 40,
|
|
|
+ /* multiplier */
|
|
|
+ contentPos = [Math.abs(mCSB_container[0].offsetTop), Math.abs(mCSB_container[0].offsetLeft)],
|
|
|
+ ratio = [d.scrollRatio.y > 10 ? 10 : d.scrollRatio.y, d.scrollRatio.x > 10 ? 10 : d.scrollRatio.x],
|
|
|
+ amount = seq.dir[0] === "x" ? contentPos[1] + (seq.dir[1] * (ratio[1] * m)) : contentPos[0] + (seq.dir[1] * (ratio[0] * m)),
|
|
|
+ px = seq.dir[0] === "x" ? contentPos[1] + (seq.dir[1] * parseInt(seq.scrollAmount)) : contentPos[0] + (seq.dir[1] * parseInt(seq.scrollAmount)),
|
|
|
+ to = seq.scrollAmount !== "auto" ? px : amount,
|
|
|
+ easing = e ? e : !once ? "mcsLinear" : c ? "mcsLinearOut" : "mcsEaseInOut",
|
|
|
+ onComplete = !once ? false : true;
|
|
|
+ if (once && t < 17) {
|
|
|
+ to = seq.dir[0] === "x" ? contentPos[1] : contentPos[0];
|
|
|
+ }
|
|
|
+ _scrollTo(el, to.toString(), {
|
|
|
+ dir: seq.dir[0],
|
|
|
+ scrollEasing: easing,
|
|
|
+ dur: t,
|
|
|
+ onComplete: onComplete
|
|
|
+ });
|
|
|
+ if (once) {
|
|
|
+ seq.dir = false;
|
|
|
+ return;
|
|
|
+ }
|
|
|
+ clearTimeout(seq.step);
|
|
|
+ seq.step = setTimeout(function() {
|
|
|
+ _on();
|
|
|
+ }, t);
|
|
|
+ }
|
|
|
+ /* stops sequence */
|
|
|
+ function _off() {
|
|
|
+ clearTimeout(seq.step);
|
|
|
+ _delete(seq, "step");
|
|
|
+ _stop(el);
|
|
|
+ }
|
|
|
+ },
|
|
|
+ /* -------------------- */
|
|
|
+
|
|
|
+
|
|
|
+ /* returns a yx array from value */
|
|
|
+ _arr = function(val) {
|
|
|
+ var o = $(this).data(pluginPfx).opt,
|
|
|
+ vals = [];
|
|
|
+ if (typeof val === "function") {
|
|
|
+ val = val();
|
|
|
+ } /* check if the value is a single anonymous function */
|
|
|
+ /* check if value is object or array, its length and create an array with yx values */
|
|
|
+ if (!(val instanceof Array)) {
|
|
|
+ /* object value (e.g. {y:"100",x:"100"}, 100 etc.) */
|
|
|
+ vals[0] = val.y ? val.y : val.x || o.axis === "x" ? null : val;
|
|
|
+ vals[1] = val.x ? val.x : val.y || o.axis === "y" ? null : val;
|
|
|
+ } else {
|
|
|
+ /* array value (e.g. [100,100]) */
|
|
|
+ vals = val.length > 1 ? [val[0], val[1]] : o.axis === "x" ? [null, val[0]] : [val[0], null];
|
|
|
+ }
|
|
|
+ /* check if array values are anonymous functions */
|
|
|
+ if (typeof vals[0] === "function") {
|
|
|
+ vals[0] = vals[0]();
|
|
|
+ }
|
|
|
+ if (typeof vals[1] === "function") {
|
|
|
+ vals[1] = vals[1]();
|
|
|
+ }
|
|
|
+ return vals;
|
|
|
+ },
|
|
|
+ /* -------------------- */
|
|
|
+
|
|
|
+
|
|
|
+ /* translates values (e.g. "top", 100, "100px", "#id") to actual scroll-to positions */
|
|
|
+ _to = function(val, dir) {
|
|
|
+ if (val == null || typeof val == "undefined") {
|
|
|
+ return;
|
|
|
+ }
|
|
|
+ var $this = $(this),
|
|
|
+ d = $this.data(pluginPfx),
|
|
|
+ o = d.opt,
|
|
|
+ mCSB_container = $("#mCSB_" + d.idx + "_container"),
|
|
|
+ wrapper = mCSB_container.parent(),
|
|
|
+ t = typeof val;
|
|
|
+ if (!dir) {
|
|
|
+ dir = o.axis === "x" ? "x" : "y";
|
|
|
+ }
|
|
|
+ var contentLength = dir === "x" ? mCSB_container.outerWidth(false) : mCSB_container.outerHeight(false),
|
|
|
+ contentPos = dir === "x" ? mCSB_container[0].offsetLeft : mCSB_container[0].offsetTop,
|
|
|
+ cssProp = dir === "x" ? "left" : "top";
|
|
|
+ switch (t) {
|
|
|
+ case "function":
|
|
|
+ /* this currently is not used. Consider removing it */
|
|
|
+ return val();
|
|
|
+ break;
|
|
|
+ case "object":
|
|
|
+ /* js/jquery object */
|
|
|
+ var obj = val.jquery ? val : $(val);
|
|
|
+ if (!obj.length) {
|
|
|
+ return;
|
|
|
+ }
|
|
|
+ return dir === "x" ? _childPos(obj)[1] : _childPos(obj)[0];
|
|
|
+ break;
|
|
|
+ case "string":
|
|
|
+ case "number":
|
|
|
+ if (_isNumeric(val)) {
|
|
|
+ /* numeric value */
|
|
|
+ return Math.abs(val);
|
|
|
+ } else if (val.indexOf("%") !== -1) {
|
|
|
+ /* percentage value */
|
|
|
+ return Math.abs(contentLength * parseInt(val) / 100);
|
|
|
+ } else if (val.indexOf("-=") !== -1) {
|
|
|
+ /* decrease value */
|
|
|
+ return Math.abs(contentPos - parseInt(val.split("-=")[1]));
|
|
|
+ } else if (val.indexOf("+=") !== -1) {
|
|
|
+ /* inrease value */
|
|
|
+ var p = (contentPos + parseInt(val.split("+=")[1]));
|
|
|
+ return p >= 0 ? 0 : Math.abs(p);
|
|
|
+ } else if (val.indexOf("px") !== -1 && _isNumeric(val.split("px")[0])) {
|
|
|
+ /* pixels string value (e.g. "100px") */
|
|
|
+ return Math.abs(val.split("px")[0]);
|
|
|
+ } else {
|
|
|
+ if (val === "top" || val === "left") {
|
|
|
+ /* special strings */
|
|
|
+ return 0;
|
|
|
+ } else if (val === "bottom") {
|
|
|
+ return Math.abs(wrapper.height() - mCSB_container.outerHeight(false));
|
|
|
+ } else if (val === "right") {
|
|
|
+ return Math.abs(wrapper.width() - mCSB_container.outerWidth(false));
|
|
|
+ } else if (val === "first" || val === "last") {
|
|
|
+ var obj = mCSB_container.find(":" + val);
|
|
|
+ return dir === "x" ? _childPos(obj)[1] : _childPos(obj)[0];
|
|
|
+ } else {
|
|
|
+ if ($(val).length) {
|
|
|
+ /* jquery selector */
|
|
|
+ return dir === "x" ? _childPos($(val))[1] : _childPos($(val))[0];
|
|
|
+ } else {
|
|
|
+ /* other values (e.g. "100em") */
|
|
|
+ mCSB_container.css(cssProp, val);
|
|
|
+ methods.update.call(null, $this[0]);
|
|
|
+ return;
|
|
|
+ }
|
|
|
+ }
|
|
|
+ }
|
|
|
+ break;
|
|
|
+ }
|
|
|
+ },
|
|
|
+ /* -------------------- */
|
|
|
+
|
|
|
+
|
|
|
+ /* calls the update method automatically */
|
|
|
+ _autoUpdate = function(rem) {
|
|
|
+ var $this = $(this),
|
|
|
+ d = $this.data(pluginPfx),
|
|
|
+ o = d.opt,
|
|
|
+ mCSB_container = $("#mCSB_" + d.idx + "_container");
|
|
|
+ if (rem) {
|
|
|
+ /*
|
|
|
+ removes autoUpdate timer
|
|
|
+ usage: _autoUpdate.call(this,"remove");
|
|
|
+ */
|
|
|
+ clearTimeout(mCSB_container[0].autoUpdate);
|
|
|
+ _delete(mCSB_container[0], "autoUpdate");
|
|
|
+ return;
|
|
|
+ }
|
|
|
+ upd();
|
|
|
+
|
|
|
+ function upd() {
|
|
|
+ clearTimeout(mCSB_container[0].autoUpdate);
|
|
|
+ if ($this.parents("html").length === 0) {
|
|
|
+ /* check element in dom tree */
|
|
|
+ $this = null;
|
|
|
+ return;
|
|
|
+ }
|
|
|
+ mCSB_container[0].autoUpdate = setTimeout(function() {
|
|
|
+ /* update on specific selector(s) length and size change */
|
|
|
+ if (o.advanced.updateOnSelectorChange) {
|
|
|
+ d.poll.change.n = sizesSum();
|
|
|
+ if (d.poll.change.n !== d.poll.change.o) {
|
|
|
+ d.poll.change.o = d.poll.change.n;
|
|
|
+ doUpd(3);
|
|
|
+ return;
|
|
|
+ }
|
|
|
+ }
|
|
|
+ /* update on main element and scrollbar size changes */
|
|
|
+ if (o.advanced.updateOnContentResize) {
|
|
|
+ d.poll.size.n = $this[0].scrollHeight + $this[0].scrollWidth + mCSB_container[0].offsetHeight + $this[0].offsetHeight + $this[0].offsetWidth;
|
|
|
+ if (d.poll.size.n !== d.poll.size.o) {
|
|
|
+ d.poll.size.o = d.poll.size.n;
|
|
|
+ doUpd(1);
|
|
|
+ return;
|
|
|
+ }
|
|
|
+ }
|
|
|
+ /* update on image load */
|
|
|
+ if (o.advanced.updateOnImageLoad) {
|
|
|
+ if (!(o.advanced.updateOnImageLoad === "auto" && o.axis === "y")) { //by default, it doesn't run on vertical content
|
|
|
+ d.poll.img.n = mCSB_container.find("img").length;
|
|
|
+ if (d.poll.img.n !== d.poll.img.o) {
|
|
|
+ d.poll.img.o = d.poll.img.n;
|
|
|
+ mCSB_container.find("img").each(function() {
|
|
|
+ imgLoader(this);
|
|
|
+ });
|
|
|
+ return;
|
|
|
+ }
|
|
|
+ }
|
|
|
+ }
|
|
|
+ if (o.advanced.updateOnSelectorChange || o.advanced.updateOnContentResize || o.advanced.updateOnImageLoad) {
|
|
|
+ upd();
|
|
|
+ }
|
|
|
+ }, o.advanced.autoUpdateTimeout);
|
|
|
+ }
|
|
|
+ /* a tiny image loader */
|
|
|
+ function imgLoader(el) {
|
|
|
+ if ($(el).hasClass(classes[2])) {
|
|
|
+ doUpd();
|
|
|
+ return;
|
|
|
+ }
|
|
|
+ var img = new Image();
|
|
|
+
|
|
|
+ function createDelegate(contextObject, delegateMethod) {
|
|
|
+ return function() {
|
|
|
+ return delegateMethod.apply(contextObject, arguments);
|
|
|
+ }
|
|
|
+ }
|
|
|
+
|
|
|
+ function imgOnLoad() {
|
|
|
+ this.onload = null;
|
|
|
+ $(el).addClass(classes[2]);
|
|
|
+ doUpd(2);
|
|
|
+ }
|
|
|
+ img.onload = createDelegate(img, imgOnLoad);
|
|
|
+ img.src = el.src;
|
|
|
+ }
|
|
|
+ /* returns the total height and width sum of all elements matching the selector */
|
|
|
+ function sizesSum() {
|
|
|
+ if (o.advanced.updateOnSelectorChange === true) {
|
|
|
+ o.advanced.updateOnSelectorChange = "*";
|
|
|
+ }
|
|
|
+ var total = 0,
|
|
|
+ sel = mCSB_container.find(o.advanced.updateOnSelectorChange);
|
|
|
+ if (o.advanced.updateOnSelectorChange && sel.length > 0) {
|
|
|
+ sel.each(function() {
|
|
|
+ total += this.offsetHeight + this.offsetWidth;
|
|
|
+ });
|
|
|
+ }
|
|
|
+ return total;
|
|
|
+ }
|
|
|
+ /* calls the update method */
|
|
|
+ function doUpd(cb) {
|
|
|
+ clearTimeout(mCSB_container[0].autoUpdate);
|
|
|
+ methods.update.call(null, $this[0], cb);
|
|
|
+ }
|
|
|
+ },
|
|
|
+ /* -------------------- */
|
|
|
+
|
|
|
+
|
|
|
+ /* snaps scrolling to a multiple of a pixels number */
|
|
|
+ _snapAmount = function(to, amount, offset) {
|
|
|
+ return (Math.round(to / amount) * amount - offset);
|
|
|
+ },
|
|
|
+ /* -------------------- */
|
|
|
+
|
|
|
+
|
|
|
+ /* stops content and scrollbar animations */
|
|
|
+ _stop = function(el) {
|
|
|
+ var d = el.data(pluginPfx),
|
|
|
+ sel = $("#mCSB_" + d.idx + "_container,#mCSB_" + d.idx + "_container_wrapper,#mCSB_" + d.idx + "_dragger_vertical,#mCSB_" + d.idx + "_dragger_horizontal");
|
|
|
+ sel.each(function() {
|
|
|
+ _stopTween.call(this);
|
|
|
+ });
|
|
|
+ },
|
|
|
+ /* -------------------- */
|
|
|
+
|
|
|
+
|
|
|
+ /*
|
|
|
+ ANIMATES CONTENT
|
|
|
+ This is where the actual scrolling happens
|
|
|
+ */
|
|
|
+ _scrollTo = function(el, to, options) {
|
|
|
+ var d = el.data(pluginPfx),
|
|
|
+ o = d.opt,
|
|
|
+ defaults = {
|
|
|
+ trigger: "internal",
|
|
|
+ dir: "y",
|
|
|
+ scrollEasing: "mcsEaseOut",
|
|
|
+ drag: false,
|
|
|
+ dur: o.scrollInertia,
|
|
|
+ overwrite: "all",
|
|
|
+ callbacks: true,
|
|
|
+ onStart: true,
|
|
|
+ onUpdate: true,
|
|
|
+ onComplete: true
|
|
|
+ },
|
|
|
+ options = $.extend(defaults, options),
|
|
|
+ dur = [options.dur, (options.drag ? 0 : options.dur)],
|
|
|
+ mCustomScrollBox = $("#mCSB_" + d.idx),
|
|
|
+ mCSB_container = $("#mCSB_" + d.idx + "_container"),
|
|
|
+ wrapper = mCSB_container.parent(),
|
|
|
+ totalScrollOffsets = o.callbacks.onTotalScrollOffset ? _arr.call(el, o.callbacks.onTotalScrollOffset) : [0, 0],
|
|
|
+ totalScrollBackOffsets = o.callbacks.onTotalScrollBackOffset ? _arr.call(el, o.callbacks.onTotalScrollBackOffset) : [0, 0];
|
|
|
+ d.trigger = options.trigger;
|
|
|
+ if (wrapper.scrollTop() !== 0 || wrapper.scrollLeft() !== 0) {
|
|
|
+ /* always reset scrollTop/Left */
|
|
|
+ $(".mCSB_" + d.idx + "_scrollbar").css("visibility", "visible");
|
|
|
+ wrapper.scrollTop(0).scrollLeft(0);
|
|
|
+ }
|
|
|
+ if (to === "_resetY" && !d.contentReset.y) {
|
|
|
+ /* callbacks: onOverflowYNone */
|
|
|
+ if (_cb("onOverflowYNone")) {
|
|
|
+ o.callbacks.onOverflowYNone.call(el[0]);
|
|
|
+ }
|
|
|
+ d.contentReset.y = 1;
|
|
|
+ }
|
|
|
+ if (to === "_resetX" && !d.contentReset.x) {
|
|
|
+ /* callbacks: onOverflowXNone */
|
|
|
+ if (_cb("onOverflowXNone")) {
|
|
|
+ o.callbacks.onOverflowXNone.call(el[0]);
|
|
|
+ }
|
|
|
+ d.contentReset.x = 1;
|
|
|
+ }
|
|
|
+ if (to === "_resetY" || to === "_resetX") {
|
|
|
+ return;
|
|
|
+ }
|
|
|
+ if ((d.contentReset.y || !el[0].mcs) && d.overflowed[0]) {
|
|
|
+ /* callbacks: onOverflowY */
|
|
|
+ if (_cb("onOverflowY")) {
|
|
|
+ o.callbacks.onOverflowY.call(el[0]);
|
|
|
+ }
|
|
|
+ d.contentReset.x = null;
|
|
|
+ }
|
|
|
+ if ((d.contentReset.x || !el[0].mcs) && d.overflowed[1]) {
|
|
|
+ /* callbacks: onOverflowX */
|
|
|
+ if (_cb("onOverflowX")) {
|
|
|
+ o.callbacks.onOverflowX.call(el[0]);
|
|
|
+ }
|
|
|
+ d.contentReset.x = null;
|
|
|
+ }
|
|
|
+ if (o.snapAmount) {
|
|
|
+ /* scrolling snapping */
|
|
|
+ var snapAmount = !(o.snapAmount instanceof Array) ? o.snapAmount : options.dir === "x" ? o.snapAmount[1] : o.snapAmount[0];
|
|
|
+ to = _snapAmount(to, snapAmount, o.snapOffset);
|
|
|
+ }
|
|
|
+ switch (options.dir) {
|
|
|
+ case "x":
|
|
|
+ var mCSB_dragger = $("#mCSB_" + d.idx + "_dragger_horizontal"),
|
|
|
+ property = "left",
|
|
|
+ contentPos = mCSB_container[0].offsetLeft,
|
|
|
+ limit = [
|
|
|
+ mCustomScrollBox.width() - mCSB_container.outerWidth(false),
|
|
|
+ mCSB_dragger.parent().width() - mCSB_dragger.width()
|
|
|
+ ],
|
|
|
+ scrollTo = [to, to === 0 ? 0 : (to / d.scrollRatio.x)],
|
|
|
+ tso = totalScrollOffsets[1],
|
|
|
+ tsbo = totalScrollBackOffsets[1],
|
|
|
+ totalScrollOffset = tso > 0 ? tso / d.scrollRatio.x : 0,
|
|
|
+ totalScrollBackOffset = tsbo > 0 ? tsbo / d.scrollRatio.x : 0;
|
|
|
+ break;
|
|
|
+ case "y":
|
|
|
+ var mCSB_dragger = $("#mCSB_" + d.idx + "_dragger_vertical"),
|
|
|
+ property = "top",
|
|
|
+ contentPos = mCSB_container[0].offsetTop,
|
|
|
+ limit = [
|
|
|
+ mCustomScrollBox.height() - mCSB_container.outerHeight(false),
|
|
|
+ mCSB_dragger.parent().height() - mCSB_dragger.height()
|
|
|
+ ],
|
|
|
+ scrollTo = [to, to === 0 ? 0 : (to / d.scrollRatio.y)],
|
|
|
+ tso = totalScrollOffsets[0],
|
|
|
+ tsbo = totalScrollBackOffsets[0],
|
|
|
+ totalScrollOffset = tso > 0 ? tso / d.scrollRatio.y : 0,
|
|
|
+ totalScrollBackOffset = tsbo > 0 ? tsbo / d.scrollRatio.y : 0;
|
|
|
+ break;
|
|
|
+ }
|
|
|
+ if (scrollTo[1] < 0 || (scrollTo[0] === 0 && scrollTo[1] === 0)) {
|
|
|
+ scrollTo = [0, 0];
|
|
|
+ } else if (scrollTo[1] >= limit[1]) {
|
|
|
+ scrollTo = [limit[0], limit[1]];
|
|
|
+ } else {
|
|
|
+ scrollTo[0] = -scrollTo[0];
|
|
|
+ }
|
|
|
+ if (!el[0].mcs) {
|
|
|
+ _mcs(); /* init mcs object (once) to make it available before callbacks */
|
|
|
+ if (_cb("onInit")) {
|
|
|
+ o.callbacks.onInit.call(el[0]);
|
|
|
+ } /* callbacks: onInit */
|
|
|
+ }
|
|
|
+ clearTimeout(mCSB_container[0].onCompleteTimeout);
|
|
|
+ _tweenTo(mCSB_dragger[0], property, Math.round(scrollTo[1]), dur[1], options.scrollEasing);
|
|
|
+ if (!d.tweenRunning && ((contentPos === 0 && scrollTo[0] >= 0) || (contentPos === limit[0] && scrollTo[0] <= limit[0]))) {
|
|
|
+ return;
|
|
|
+ }
|
|
|
+ _tweenTo(mCSB_container[0], property, Math.round(scrollTo[0]), dur[0], options.scrollEasing, options.overwrite, {
|
|
|
+ onStart: function() {
|
|
|
+ if (options.callbacks && options.onStart && !d.tweenRunning) {
|
|
|
+ /* callbacks: onScrollStart */
|
|
|
+ if (_cb("onScrollStart")) {
|
|
|
+ _mcs();
|
|
|
+ o.callbacks.onScrollStart.call(el[0]);
|
|
|
+ }
|
|
|
+ d.tweenRunning = true;
|
|
|
+ _onDragClasses(mCSB_dragger);
|
|
|
+ d.cbOffsets = _cbOffsets();
|
|
|
+ }
|
|
|
+ },
|
|
|
+ onUpdate: function() {
|
|
|
+ if (options.callbacks && options.onUpdate) {
|
|
|
+ /* callbacks: whileScrolling */
|
|
|
+ if (_cb("whileScrolling")) {
|
|
|
+ _mcs();
|
|
|
+ o.callbacks.whileScrolling.call(el[0]);
|
|
|
+ }
|
|
|
+ }
|
|
|
+ },
|
|
|
+ onComplete: function() {
|
|
|
+ if (options.callbacks && options.onComplete) {
|
|
|
+ if (o.axis === "yx") {
|
|
|
+ clearTimeout(mCSB_container[0].onCompleteTimeout);
|
|
|
+ }
|
|
|
+ var t = mCSB_container[0].idleTimer || 0;
|
|
|
+ mCSB_container[0].onCompleteTimeout = setTimeout(function() {
|
|
|
+ /* callbacks: onScroll, onTotalScroll, onTotalScrollBack */
|
|
|
+ if (_cb("onScroll")) {
|
|
|
+ _mcs();
|
|
|
+ o.callbacks.onScroll.call(el[0]);
|
|
|
+ }
|
|
|
+ if (_cb("onTotalScroll") && scrollTo[1] >= limit[1] - totalScrollOffset && d.cbOffsets[0]) {
|
|
|
+ _mcs();
|
|
|
+ o.callbacks.onTotalScroll.call(el[0]);
|
|
|
+ }
|
|
|
+ if (_cb("onTotalScrollBack") && scrollTo[1] <= totalScrollBackOffset && d.cbOffsets[1]) {
|
|
|
+ _mcs();
|
|
|
+ o.callbacks.onTotalScrollBack.call(el[0]);
|
|
|
+ }
|
|
|
+ d.tweenRunning = false;
|
|
|
+ mCSB_container[0].idleTimer = 0;
|
|
|
+ _onDragClasses(mCSB_dragger, "hide");
|
|
|
+ }, t);
|
|
|
+ }
|
|
|
+ }
|
|
|
+ });
|
|
|
+ /* checks if callback function exists */
|
|
|
+ function _cb(cb) {
|
|
|
+ return d && o.callbacks[cb] && typeof o.callbacks[cb] === "function";
|
|
|
+ }
|
|
|
+ /* checks whether callback offsets always trigger */
|
|
|
+ function _cbOffsets() {
|
|
|
+ return [o.callbacks.alwaysTriggerOffsets || contentPos >= limit[0] + tso, o.callbacks.alwaysTriggerOffsets || contentPos <= -tsbo];
|
|
|
+ }
|
|
|
+ /*
|
|
|
+ populates object with useful values for the user
|
|
|
+ values:
|
|
|
+ content: this.mcs.content
|
|
|
+ content top position: this.mcs.top
|
|
|
+ content left position: this.mcs.left
|
|
|
+ dragger top position: this.mcs.draggerTop
|
|
|
+ dragger left position: this.mcs.draggerLeft
|
|
|
+ scrolling y percentage: this.mcs.topPct
|
|
|
+ scrolling x percentage: this.mcs.leftPct
|
|
|
+ scrolling direction: this.mcs.direction
|
|
|
+ */
|
|
|
+ function _mcs() {
|
|
|
+ var cp = [mCSB_container[0].offsetTop, mCSB_container[0].offsetLeft],
|
|
|
+ /* content position */
|
|
|
+ dp = [mCSB_dragger[0].offsetTop, mCSB_dragger[0].offsetLeft],
|
|
|
+ /* dragger position */
|
|
|
+ cl = [mCSB_container.outerHeight(false), mCSB_container.outerWidth(false)],
|
|
|
+ /* content length */
|
|
|
+ pl = [mCustomScrollBox.height(), mCustomScrollBox.width()]; /* content parent length */
|
|
|
+ el[0].mcs = {
|
|
|
+ content: mCSB_container,
|
|
|
+ /* original content wrapper as jquery object */
|
|
|
+ top: cp[0],
|
|
|
+ left: cp[1],
|
|
|
+ draggerTop: dp[0],
|
|
|
+ draggerLeft: dp[1],
|
|
|
+ topPct: Math.round((100 * Math.abs(cp[0])) / (Math.abs(cl[0]) - pl[0])),
|
|
|
+ leftPct: Math.round((100 * Math.abs(cp[1])) / (Math.abs(cl[1]) - pl[1])),
|
|
|
+ direction: options.dir
|
|
|
+ };
|
|
|
+ /*
|
|
|
+ this refers to the original element containing the scrollbar(s)
|
|
|
+ usage: this.mcs.top, this.mcs.leftPct etc.
|
|
|
+ */
|
|
|
+ }
|
|
|
+ },
|
|
|
+ /* -------------------- */
|
|
|
+
|
|
|
+
|
|
|
+ /*
|
|
|
+ CUSTOM JAVASCRIPT ANIMATION TWEEN
|
|
|
+ Lighter and faster than jquery animate() and css transitions
|
|
|
+ Animates top/left properties and includes easings
|
|
|
+ */
|
|
|
+ _tweenTo = function(el, prop, to, duration, easing, overwrite, callbacks) {
|
|
|
+ if (!el._mTween) {
|
|
|
+ el._mTween = {
|
|
|
+ top: {},
|
|
|
+ left: {}
|
|
|
+ };
|
|
|
+ }
|
|
|
+ var callbacks = callbacks || {},
|
|
|
+ onStart = callbacks.onStart || function() {},
|
|
|
+ onUpdate = callbacks.onUpdate || function() {},
|
|
|
+ onComplete = callbacks.onComplete || function() {},
|
|
|
+ startTime = _getTime(),
|
|
|
+ _delay, progress = 0,
|
|
|
+ from = el.offsetTop,
|
|
|
+ elStyle = el.style,
|
|
|
+ _request, tobj = el._mTween[prop];
|
|
|
+ if (prop === "left") {
|
|
|
+ from = el.offsetLeft;
|
|
|
+ }
|
|
|
+ var diff = to - from;
|
|
|
+ tobj.stop = 0;
|
|
|
+ if (overwrite !== "none") {
|
|
|
+ _cancelTween();
|
|
|
+ }
|
|
|
+ _startTween();
|
|
|
+
|
|
|
+ function _step() {
|
|
|
+ if (tobj.stop) {
|
|
|
+ return;
|
|
|
+ }
|
|
|
+ if (!progress) {
|
|
|
+ onStart.call();
|
|
|
+ }
|
|
|
+ progress = _getTime() - startTime;
|
|
|
+ _tween();
|
|
|
+ if (progress >= tobj.time) {
|
|
|
+ tobj.time = (progress > tobj.time) ? progress + _delay - (progress - tobj.time) : progress + _delay - 1;
|
|
|
+ if (tobj.time < progress + 1) {
|
|
|
+ tobj.time = progress + 1;
|
|
|
+ }
|
|
|
+ }
|
|
|
+ if (tobj.time < duration) {
|
|
|
+ tobj.id = _request(_step);
|
|
|
+ } else {
|
|
|
+ onComplete.call();
|
|
|
+ }
|
|
|
+ }
|
|
|
+
|
|
|
+ function _tween() {
|
|
|
+ if (duration > 0) {
|
|
|
+ tobj.currVal = _ease(tobj.time, from, diff, duration, easing);
|
|
|
+ elStyle[prop] = Math.round(tobj.currVal) + "px";
|
|
|
+ } else {
|
|
|
+ elStyle[prop] = to + "px";
|
|
|
+ }
|
|
|
+ onUpdate.call();
|
|
|
+ }
|
|
|
+
|
|
|
+ function _startTween() {
|
|
|
+ _delay = 1000 / 60;
|
|
|
+ tobj.time = progress + _delay;
|
|
|
+ _request = (!window.requestAnimationFrame) ? function(f) {
|
|
|
+ _tween();
|
|
|
+ return setTimeout(f, 0.01);
|
|
|
+ } : window.requestAnimationFrame;
|
|
|
+ tobj.id = _request(_step);
|
|
|
+ }
|
|
|
+
|
|
|
+ function _cancelTween() {
|
|
|
+ if (tobj.id == null) {
|
|
|
+ return;
|
|
|
+ }
|
|
|
+ if (!window.requestAnimationFrame) {
|
|
|
+ clearTimeout(tobj.id);
|
|
|
+ } else {
|
|
|
+ window.cancelAnimationFrame(tobj.id);
|
|
|
+ }
|
|
|
+ tobj.id = null;
|
|
|
+ }
|
|
|
+
|
|
|
+ function _ease(t, b, c, d, type) {
|
|
|
+ switch (type) {
|
|
|
+ case "linear":
|
|
|
+ case "mcsLinear":
|
|
|
+ return c * t / d + b;
|
|
|
+ break;
|
|
|
+ case "mcsLinearOut":
|
|
|
+ t /= d;
|
|
|
+ t--;
|
|
|
+ return c * Math.sqrt(1 - t * t) + b;
|
|
|
+ break;
|
|
|
+ case "easeInOutSmooth":
|
|
|
+ t /= d / 2;
|
|
|
+ if (t < 1) return c / 2 * t * t + b;
|
|
|
+ t--;
|
|
|
+ return -c / 2 * (t * (t - 2) - 1) + b;
|
|
|
+ break;
|
|
|
+ case "easeInOutStrong":
|
|
|
+ t /= d / 2;
|
|
|
+ if (t < 1) return c / 2 * Math.pow(2, 10 * (t - 1)) + b;
|
|
|
+ t--;
|
|
|
+ return c / 2 * (-Math.pow(2, -10 * t) + 2) + b;
|
|
|
+ break;
|
|
|
+ case "easeInOut":
|
|
|
+ case "mcsEaseInOut":
|
|
|
+ t /= d / 2;
|
|
|
+ if (t < 1) return c / 2 * t * t * t + b;
|
|
|
+ t -= 2;
|
|
|
+ return c / 2 * (t * t * t + 2) + b;
|
|
|
+ break;
|
|
|
+ case "easeOutSmooth":
|
|
|
+ t /= d;
|
|
|
+ t--;
|
|
|
+ return -c * (t * t * t * t - 1) + b;
|
|
|
+ break;
|
|
|
+ case "easeOutStrong":
|
|
|
+ return c * (-Math.pow(2, -10 * t / d) + 1) + b;
|
|
|
+ break;
|
|
|
+ case "easeOut":
|
|
|
+ case "mcsEaseOut":
|
|
|
+ default:
|
|
|
+ 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);
|
|
|
+ }
|
|
|
+ }
|
|
|
+ },
|
|
|
+ /* -------------------- */
|
|
|
+
|
|
|
+
|
|
|
+ /* returns current time */
|
|
|
+ _getTime = function() {
|
|
|
+ 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();
|
|
|
+ }
|
|
|
+ }
|
|
|
+ }
|
|
|
+ },
|
|
|
+ /* -------------------- */
|
|
|
+
|
|
|
+
|
|
|
+ /* stops a tween */
|
|
|
+ _stopTween = function() {
|
|
|
+ var el = this;
|
|
|
+ if (!el._mTween) {
|
|
|
+ el._mTween = {
|
|
|
+ top: {},
|
|
|
+ left: {}
|
|
|
+ };
|
|
|
+ }
|
|
|
+ var props = ["top", "left"];
|
|
|
+ for (var i = 0; i < props.length; i++) {
|
|
|
+ var prop = props[i];
|
|
|
+ if (el._mTween[prop].id) {
|
|
|
+ if (!window.requestAnimationFrame) {
|
|
|
+ clearTimeout(el._mTween[prop].id);
|
|
|
+ } else {
|
|
|
+ window.cancelAnimationFrame(el._mTween[prop].id);
|
|
|
+ }
|
|
|
+ el._mTween[prop].id = null;
|
|
|
+ el._mTween[prop].stop = 1;
|
|
|
+ }
|
|
|
+ }
|
|
|
+ },
|
|
|
+ /* -------------------- */
|
|
|
+
|
|
|
+
|
|
|
+ /* deletes a property (avoiding the exception thrown by IE) */
|
|
|
+ _delete = function(c, m) {
|
|
|
+ try {
|
|
|
+ delete c[m];
|
|
|
+ } catch (e) {
|
|
|
+ c[m] = null;
|
|
|
+ }
|
|
|
+ },
|
|
|
+ /* -------------------- */
|
|
|
+
|
|
|
+
|
|
|
+ /* detects left mouse button */
|
|
|
+ _mouseBtnLeft = function(e) {
|
|
|
+ return !(e.which && e.which !== 1);
|
|
|
+ },
|
|
|
+ /* -------------------- */
|
|
|
+
|
|
|
+
|
|
|
+ /* detects if pointer type event is touch */
|
|
|
+ _pointerTouch = function(e) {
|
|
|
+ var t = e.originalEvent.pointerType;
|
|
|
+ return !(t && t !== "touch" && t !== 2);
|
|
|
+ },
|
|
|
+ /* -------------------- */
|
|
|
+
|
|
|
+
|
|
|
+ /* checks if value is numeric */
|
|
|
+ _isNumeric = function(val) {
|
|
|
+ return !isNaN(parseFloat(val)) && isFinite(val);
|
|
|
+ },
|
|
|
+ /* -------------------- */
|
|
|
+
|
|
|
+
|
|
|
+ /* returns element position according to content */
|
|
|
+ _childPos = function(el) {
|
|
|
+ var p = el.parents(".mCSB_container");
|
|
|
+ return [el.offset().top - p.offset().top, el.offset().left - p.offset().left];
|
|
|
+ },
|
|
|
+ /* -------------------- */
|
|
|
+
|
|
|
+
|
|
|
+ /* checks if browser tab is hidden/inactive via Page Visibility API */
|
|
|
+ _isTabHidden = function() {
|
|
|
+ var prop = _getHiddenProp();
|
|
|
+ if (!prop) return false;
|
|
|
+ return document[prop];
|
|
|
+
|
|
|
+ function _getHiddenProp() {
|
|
|
+ var pfx = ["webkit", "moz", "ms", "o"];
|
|
|
+ if ("hidden" in document) return "hidden"; //natively supported
|
|
|
+ for (var i = 0; i < pfx.length; i++) { //prefixed
|
|
|
+ if ((pfx[i] + "Hidden") in document)
|
|
|
+ return pfx[i] + "Hidden";
|
|
|
+ }
|
|
|
+ return null; //not supported
|
|
|
+ }
|
|
|
+ };
|
|
|
+ /* -------------------- */
|
|
|
+
|
|
|
+
|
|
|
+
|
|
|
+
|
|
|
+
|
|
|
+ /*
|
|
|
+ ----------------------------------------
|
|
|
+ PLUGIN SETUP
|
|
|
+ ----------------------------------------
|
|
|
+ */
|
|
|
+
|
|
|
+ /* plugin constructor functions */
|
|
|
+ $.fn[pluginNS] = function(method) {
|
|
|
+ /* usage: $(selector).mCustomScrollbar(); */
|
|
|
+ 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");
|
|
|
+ }
|
|
|
+ };
|
|
|
+ $[pluginNS] = function(method) {
|
|
|
+ /* usage: $.mCustomScrollbar(); */
|
|
|
+ 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");
|
|
|
+ }
|
|
|
+ };
|
|
|
+
|
|
|
+ /*
|
|
|
+ allow setting plugin default options.
|
|
|
+ usage: $.mCustomScrollbar.defaults.scrollInertia=500;
|
|
|
+ to apply any changed default options on default selectors (below), use inside document ready fn
|
|
|
+ e.g.: $(document).ready(function(){ $.mCustomScrollbar.defaults.scrollInertia=500; });
|
|
|
+ */
|
|
|
+ $[pluginNS].defaults = defaults;
|
|
|
+
|
|
|
+ /*
|
|
|
+ add window object (window.mCustomScrollbar)
|
|
|
+ usage: if(window.mCustomScrollbar){console.log("custom scrollbar plugin loaded");}
|
|
|
+ */
|
|
|
+ window[pluginNS] = true;
|
|
|
+
|
|
|
+ $(window).load(function() {
|
|
|
+
|
|
|
+ $(defaultSelector)[pluginNS](); /* add scrollbars automatically on default selector */
|
|
|
+
|
|
|
+ /* extend jQuery expressions */
|
|
|
+ $.extend($.expr[":"], {
|
|
|
+ /* checks if element is within scrollable viewport */
|
|
|
+ mcsInView: $.expr[":"].mcsInView || function(el) {
|
|
|
+ var $el = $(el),
|
|
|
+ content = $el.parents(".mCSB_container"),
|
|
|
+ wrapper, cPos;
|
|
|
+ if (!content.length) {
|
|
|
+ return;
|
|
|
+ }
|
|
|
+ wrapper = content.parent();
|
|
|
+ cPos = [content[0].offsetTop, content[0].offsetLeft];
|
|
|
+ return cPos[0] + _childPos($el)[0] >= 0 && cPos[0] + _childPos($el)[0] < wrapper.height() - $el.outerHeight(false) &&
|
|
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+ cPos[1] + _childPos($el)[1] >= 0 && cPos[1] + _childPos($el)[1] < wrapper.width() - $el.outerWidth(false);
|
|
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+ },
|
|
|
+ /* checks if element is overflowed having visible scrollbar(s) */
|
|
|
+ mcsOverflow: $.expr[":"].mcsOverflow || function(el) {
|
|
|
+ var d = $(el).data(pluginPfx);
|
|
|
+ if (!d) {
|
|
|
+ return;
|
|
|
+ }
|
|
|
+ return d.overflowed[0] || d.overflowed[1];
|
|
|
+ }
|
|
|
+ });
|
|
|
+
|
|
|
+ });
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|
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+
|
|
|
+ }))
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|
|
+}));
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Lauri Ojansivu