1651 lines
40 KiB
JavaScript
1651 lines
40 KiB
JavaScript
/*! $.noUiSlider - WTFPL - refreshless.com/nouislider/ */
|
|
|
|
/*jslint browser: true */
|
|
/*jslint devel: true */
|
|
/*jslint continue: true */
|
|
/*jslint plusplus: true */
|
|
/*jslint sub: true */
|
|
/*jslint white: true */
|
|
|
|
// ==ClosureCompiler==
|
|
// @externs_url http://refreshless.com/externs/jquery-1.8.js
|
|
// @compilation_level ADVANCED_OPTIMIZATIONS
|
|
// @warning_level VERBOSE
|
|
// ==/ClosureCompiler==
|
|
|
|
define(['jquery'], function( $ ){
|
|
|
|
'use strict';
|
|
|
|
var
|
|
// Cache the document selector;
|
|
/** @const */ doc = $(document),
|
|
// Namespace for binding and unbinding slider events;
|
|
/** @const */ namespace = '.nui',
|
|
// Copy of the current value function;
|
|
/** @const */ $val = $.fn.val,
|
|
// Determine the events to bind. IE11 implements pointerEvents without
|
|
// a prefix, which breaks compatibility with the IE10 implementation.
|
|
/** @const */ actions = window.navigator.pointerEnabled ? {
|
|
start: 'pointerdown',
|
|
move: 'pointermove',
|
|
end: 'pointerup'
|
|
} : window.navigator.msPointerEnabled ? {
|
|
start: 'MSPointerDown',
|
|
move: 'MSPointerMove',
|
|
end: 'MSPointerUp'
|
|
} : {
|
|
start: 'mousedown touchstart',
|
|
move: 'mousemove touchmove',
|
|
end: 'mouseup touchend'
|
|
},
|
|
// Re-usable list of classes;
|
|
/** @const */ Classes = [
|
|
/* 0 */ 'noUi-target'
|
|
/* 1 */ ,'noUi-base'
|
|
/* 2 */ ,'noUi-origin'
|
|
/* 3 */ ,'noUi-handle'
|
|
/* 4 */ ,'noUi-horizontal'
|
|
/* 5 */ ,'noUi-vertical'
|
|
/* 6 */ ,'noUi-background'
|
|
/* 7 */ ,'noUi-connect'
|
|
/* 8 */ ,'noUi-ltr'
|
|
/* 9 */ ,'noUi-rtl'
|
|
/* 10 */ ,'noUi-dragable'
|
|
/* 11 */ ,''
|
|
/* 12 */ ,'noUi-state-drag'
|
|
/* 13 */ ,''
|
|
/* 14 */ ,'noUi-state-tap'
|
|
/* 15 */ ,'noUi-active'
|
|
/* 16 */ ,'noUi-extended'
|
|
/* 17 */ ,'noUi-stacking'
|
|
],
|
|
/** @const */ Formatting = [
|
|
/* 0 */ 'decimals'
|
|
/* 1 */ ,'mark'
|
|
/* 2 */ ,'thousand'
|
|
/* 3 */ ,'prefix'
|
|
/* 4 */ ,'postfix'
|
|
/* 5 */ ,'encoder'
|
|
/* 6 */ ,'decoder'
|
|
/* 7 */ ,'negative'
|
|
/* 8 */ ,'negativeBefore'
|
|
],
|
|
/** @const */ FormatDefaults = [
|
|
/* 0 */ 2
|
|
/* 1 */ ,'.'
|
|
/* 2 */ ,''
|
|
/* 3 */ ,''
|
|
/* 4 */ ,''
|
|
/* 5 */ ,function(a){ return a; }
|
|
/* 6 */ ,function(a){ return a; }
|
|
/* 7 */ ,'-'
|
|
/* 8 */ ,''
|
|
];
|
|
|
|
|
|
// Error handling
|
|
|
|
function throwError( message ){
|
|
throw new RangeError('noUiSlider: ' + message);
|
|
}
|
|
|
|
// Throw an error if formatting options are incompatible.
|
|
function throwEqualError( F, a, b ) {
|
|
if ( (F[a] || F[b]) && (F[a] === F[b]) ) {
|
|
throwError("(Link) '"+a+"' can't match '"+b+"'.'");
|
|
}
|
|
}
|
|
|
|
|
|
// General helpers
|
|
|
|
// Limits a value to 0 - 100
|
|
function limit ( a ) {
|
|
return Math.max(Math.min(a, 100), 0);
|
|
}
|
|
|
|
// Round a value to the closest 'to'.
|
|
function closest ( value, to ) {
|
|
return Math.round(value / to) * to;
|
|
}
|
|
|
|
// Determine the size of a sub-range in relation to a full range.
|
|
function subRangeRatio ( pa, pb ) {
|
|
return (100 / (pb - pa));
|
|
}
|
|
|
|
|
|
// Type validation
|
|
|
|
function typeMatch ( a, b ) {
|
|
return (typeof a) === (typeof b);
|
|
}
|
|
|
|
// Test in an object is an instance of jQuery or Zepto.
|
|
function isInstance ( a ) {
|
|
return a instanceof $ || ( $['zepto'] && $['zepto']['isZ'](a) );
|
|
}
|
|
|
|
// Checks whether a value is numerical.
|
|
function isNumeric ( a ) {
|
|
return typeof a === 'number' && !isNaN( a ) && isFinite( a );
|
|
}
|
|
|
|
// Wraps a variable as an array, if it isn't one yet.
|
|
function asArray ( a ) {
|
|
return $.isArray(a) ? a : [a];
|
|
}
|
|
|
|
|
|
// Class handling
|
|
|
|
// Sets a class and removes it after [duration] ms.
|
|
function addClassFor ( element, className, duration ) {
|
|
element.addClass(className);
|
|
setTimeout(function(){
|
|
element.removeClass(className);
|
|
}, duration);
|
|
}
|
|
|
|
// Tests if element has a class, adds it if not. Returns original state.
|
|
function getsClass ( element, className ) {
|
|
|
|
var has = element.hasClass(className);
|
|
|
|
if ( !has ) {
|
|
element.addClass( className );
|
|
}
|
|
|
|
return has;
|
|
}
|
|
|
|
|
|
// Value calculation
|
|
|
|
// (percentage) How many percent is this value of this range?
|
|
function fromPercentage ( range, value ) {
|
|
return (value * 100) / ( range[1] - range[0] );
|
|
}
|
|
|
|
// (percentage) Where is this value on this range?
|
|
function toPercentage ( range, value ) {
|
|
return fromPercentage( range, range[0] < 0 ?
|
|
value + Math.abs(range[0]) :
|
|
value - range[0] );
|
|
}
|
|
|
|
// (value) How much is this percentage on this range?
|
|
function isPercentage ( range, value ) {
|
|
return ((value * ( range[1] - range[0] )) / 100) + range[0];
|
|
}
|
|
|
|
// (percentage)
|
|
function toStepping ( options, value ) {
|
|
|
|
if ( value >= options.xVal.slice(-1)[0] ){
|
|
return 100;
|
|
}
|
|
|
|
var j = 1, va, vb, pa, pb;
|
|
while ( value >= options.xVal[j] ){
|
|
j++;
|
|
}
|
|
|
|
va = options.xVal[j-1];
|
|
vb = options.xVal[j];
|
|
pa = options.xPct[j-1];
|
|
pb = options.xPct[j];
|
|
|
|
return pa + (toPercentage([va, vb], value) / subRangeRatio (pa, pb));
|
|
}
|
|
|
|
// (value)
|
|
function fromStepping ( options, value ) {
|
|
|
|
// There is no range group that fits 100
|
|
if ( value >= 100 ){
|
|
return options.xVal.slice(-1)[0];
|
|
}
|
|
|
|
var j = 1, va, vb, pa, pb;
|
|
while ( value >= options.xPct[j] ){
|
|
j++;
|
|
}
|
|
|
|
va = options.xVal[j-1];
|
|
vb = options.xVal[j];
|
|
pa = options.xPct[j-1];
|
|
pb = options.xPct[j];
|
|
|
|
return isPercentage([va, vb], (value - pa) * subRangeRatio (pa, pb));
|
|
}
|
|
|
|
// (percentage) Get the step that applies at a certain value.
|
|
function getStep ( options, value ){
|
|
|
|
var j = 1, a, b;
|
|
while ( value >= options.xPct[j] ){
|
|
j++;
|
|
}
|
|
|
|
if ( options.snap ) {
|
|
|
|
a = options.xPct[j-1];
|
|
b = options.xPct[j];
|
|
|
|
if ((value - a) > ((b-a)/2)){
|
|
return b;
|
|
}
|
|
|
|
return a;
|
|
}
|
|
|
|
if ( !options.xSteps[j-1] ){
|
|
return value;
|
|
}
|
|
|
|
return options.xPct[j-1] + closest(
|
|
value - options.xPct[j-1],
|
|
options.xSteps[j-1]
|
|
);
|
|
}
|
|
|
|
|
|
// Event handling
|
|
|
|
// Provide a clean event with standardized offset values.
|
|
function fixEvent ( e ) {
|
|
|
|
// Prevent scrolling and panning on touch events, while
|
|
// attempting to slide. The tap event also depends on this.
|
|
e.preventDefault();
|
|
|
|
// Filter the event to register the type, which can be
|
|
// touch, mouse or pointer. Offset changes need to be
|
|
// made on an event specific basis.
|
|
var touch = e.type.indexOf('touch') === 0
|
|
,mouse = e.type.indexOf('mouse') === 0
|
|
,pointer = e.type.indexOf('pointer') === 0
|
|
,x,y, event = e;
|
|
|
|
// IE10 implemented pointer events with a prefix;
|
|
if ( e.type.indexOf('MSPointer') === 0 ) {
|
|
pointer = true;
|
|
}
|
|
|
|
// Get the originalEvent, if the event has been wrapped
|
|
// by jQuery. Zepto doesn't wrap the event.
|
|
if ( e.originalEvent ) {
|
|
e = e.originalEvent;
|
|
}
|
|
|
|
if ( touch ) {
|
|
// noUiSlider supports one movement at a time,
|
|
// so we can select the first 'changedTouch'.
|
|
x = e.changedTouches[0].pageX;
|
|
y = e.changedTouches[0].pageY;
|
|
}
|
|
|
|
if ( mouse || pointer ) {
|
|
|
|
// Polyfill the pageXOffset and pageYOffset
|
|
// variables for IE7 and IE8;
|
|
if( !pointer && window.pageXOffset === undefined ){
|
|
window.pageXOffset = document.documentElement.scrollLeft;
|
|
window.pageYOffset = document.documentElement.scrollTop;
|
|
}
|
|
|
|
x = e.clientX + window.pageXOffset;
|
|
y = e.clientY + window.pageYOffset;
|
|
}
|
|
|
|
event.points = [x, y];
|
|
event.cursor = mouse;
|
|
|
|
return event;
|
|
}
|
|
|
|
|
|
// Organize formatting in an object.
|
|
|
|
/** @constructor */
|
|
function Format( options ){
|
|
|
|
// If no settings where provided, the defaults will be loaded.
|
|
if ( options === undefined ){
|
|
options = {};
|
|
}
|
|
|
|
if ( typeof options !== 'object' ){
|
|
throwError("(Format) 'format' option must be an object.");
|
|
}
|
|
|
|
var settings = {};
|
|
|
|
// Copy all values into a new object.
|
|
$(Formatting).each(function(i, val){
|
|
|
|
if ( options[val] === undefined ){
|
|
|
|
settings[val] = FormatDefaults[i];
|
|
|
|
// When we aren't loading defaults, validate the entry.
|
|
} else if ( typeMatch(options[val], FormatDefaults[i]) ) {
|
|
|
|
// Support for up to 7 decimals.
|
|
// More can't be guaranteed due to floating point issues.
|
|
if ( val === 'decimals' ){
|
|
if ( options[val] < 0 || options[val] > 7 ){
|
|
throwError("(Format) 'format.decimals' option must be between 0 and 7.");
|
|
}
|
|
}
|
|
|
|
settings[val] = options[val];
|
|
|
|
// If the value isn't valid, emit an error.
|
|
} else {
|
|
throwError("(Format) 'format."+val+"' must be a " + typeof FormatDefaults[i] + ".");
|
|
}
|
|
});
|
|
|
|
// Some values can't be extracted from a
|
|
// string if certain combinations are present.
|
|
throwEqualError(settings, 'mark', 'thousand');
|
|
throwEqualError(settings, 'prefix', 'negative');
|
|
throwEqualError(settings, 'prefix', 'negativeBefore');
|
|
|
|
this.settings = settings;
|
|
}
|
|
|
|
// Shorthand for internal value get
|
|
Format.prototype.v = function ( a ) {
|
|
return this.settings[a];
|
|
};
|
|
|
|
Format.prototype.to = function ( number ) {
|
|
|
|
function reverse ( a ) {
|
|
return a.split('').reverse().join('');
|
|
}
|
|
|
|
number = this.v('encoder')( number );
|
|
|
|
var negative = '', preNegative = '', base = '', mark = '';
|
|
|
|
if ( number < 0 ) {
|
|
negative = this.v('negative');
|
|
preNegative = this.v('negativeBefore');
|
|
}
|
|
|
|
// Round to proper decimal count
|
|
number = Math.abs(number).toFixed( this.v('decimals') ).toString();
|
|
number = number.split('.');
|
|
|
|
// Rounding away decimals might cause a value of -0
|
|
// when using very small ranges. Remove those cases.
|
|
if ( parseFloat(number) === 0 ) {
|
|
number[0] = '0';
|
|
}
|
|
|
|
// Group numbers in sets of three.
|
|
if ( this.v('thousand') ) {
|
|
base = reverse(number[0]).match(/.{1,3}/g);
|
|
base = reverse(base.join(reverse( this.v('thousand') )));
|
|
} else {
|
|
base = number[0];
|
|
}
|
|
|
|
// Ignore the decimal separator if decimals are set to 0.
|
|
if ( this.v('mark') && number.length > 1 ) {
|
|
mark = this.v('mark') + number[1];
|
|
}
|
|
|
|
// Return the finalized formatted number.
|
|
return preNegative +
|
|
this.v('prefix') +
|
|
negative +
|
|
base +
|
|
mark +
|
|
this.v('postfix');
|
|
};
|
|
|
|
Format.prototype.from = function ( input ) {
|
|
|
|
function esc(s){
|
|
return s.replace(/[\-\/\\\^$*+?.()|\[\]{}]/g, '\\$&');
|
|
}
|
|
|
|
var isNeg;
|
|
// The set request might want to ignore this handle.
|
|
// Test for 'undefined' too, as a two-handle slider
|
|
// can still be set with an integer.
|
|
if( input === null || input === undefined ) {
|
|
return false;
|
|
}
|
|
|
|
// Remove formatting and set period for float parsing.
|
|
input = input.toString();
|
|
|
|
// Replace the preNegative indicator.
|
|
isNeg = input.replace(new RegExp('^' + esc( this.v('negativeBefore') )), '');
|
|
|
|
// Check if the value changed by removing the negativeBefore symbol.
|
|
if( input !== isNeg ) {
|
|
input = isNeg;
|
|
isNeg = '-';
|
|
} else {
|
|
isNeg = '';
|
|
}
|
|
|
|
// If prefix is set and the number is actually prefixed.
|
|
input = input.replace(new RegExp('^'+esc( this.v('prefix') )), '');
|
|
|
|
// Only replace if a negative sign is set.
|
|
if ( this.v['negative'] ) {
|
|
|
|
// Reset isNeg to prevent double '-' insertion.
|
|
isNeg = '';
|
|
|
|
// Reset the negative sign to '-'
|
|
input = input.replace(new RegExp('^'+esc( this.v('negative') )), '-');
|
|
}
|
|
|
|
// Clean the input string
|
|
input = input
|
|
// If postfix is set and the number is postfixed.
|
|
.replace( new RegExp(esc( this.v('postfix') ) + '$'), '')
|
|
// Remove the separator every three digits.
|
|
.replace( new RegExp(esc( this.v('thousand') ), 'g'), '')
|
|
// Set the decimal separator back to period.
|
|
.replace( this.v('mark'), '.');
|
|
|
|
// Run the user defined decoder. Returns input by default.
|
|
input = this.v('decoder')( parseFloat( isNeg + input ) );
|
|
|
|
// Ignore invalid input
|
|
if (isNaN( input )) {
|
|
return false;
|
|
}
|
|
|
|
return input;
|
|
};
|
|
|
|
|
|
// Serialization target
|
|
|
|
/** @constructor */
|
|
function Link( entry, update ){
|
|
|
|
// Make sure Link isn't called as a function, in which case
|
|
// the 'this' scope would be the window.
|
|
if ( !(this instanceof Link) ) {
|
|
throw new Error( "Link: " +
|
|
"Don't use Link as a function. " +
|
|
"Use the 'new' keyword.");
|
|
}
|
|
|
|
if ( !entry ) {
|
|
throw new RangeError("Link: missing parameters.");
|
|
}
|
|
|
|
// Write all formatting to this object.
|
|
// No validation needed, as we'll merge these with the parent
|
|
// format options first.
|
|
this.formatting = entry['format'] || {};
|
|
|
|
// Store the update option.
|
|
this.update = !update;
|
|
|
|
// In IE < 9, .bind() isn't available, need this link in .change().
|
|
var that = this,
|
|
|
|
// Get values from the input.
|
|
target = entry['target'] || function(){},
|
|
method = entry['method'],
|
|
|
|
// Find the type of this link.
|
|
isTooltip = ( typeof target === 'string' && target.indexOf('-tooltip-') === 0 ),
|
|
isHidden = ( typeof target === 'string' && target.indexOf('-') !== 0 ),
|
|
isMethod = ( typeof target === 'function' ),
|
|
is$ = ( isInstance(target) ),
|
|
isInput = ( is$ && target.is('input, select, textarea') ),
|
|
methodIsFunction = ( is$ && typeof method === 'function' ),
|
|
methodIsName = ( is$ && typeof method === 'string' && target[method] );
|
|
|
|
// If target is a string, a new hidden input will be created.
|
|
if ( isTooltip ) {
|
|
|
|
// By default, use the 'html' method.
|
|
this.method = method || 'html';
|
|
|
|
// Use jQuery to create the element
|
|
this.el = $( target.replace('-tooltip-', '') || '<div/>' )[0];
|
|
|
|
return;
|
|
}
|
|
|
|
// If the string doesn't begin with '-', which is reserved, add a new hidden input.
|
|
if ( isHidden ) {
|
|
|
|
this.method = 'val';
|
|
|
|
this.el = document.createElement('input');
|
|
this.el.name = target;
|
|
this.el.type = 'hidden';
|
|
|
|
return;
|
|
}
|
|
|
|
// The target can also be a function, which will be called.
|
|
if ( isMethod ) {
|
|
this.target = false;
|
|
this.method = target;
|
|
return;
|
|
}
|
|
|
|
// If the target is and $ element.
|
|
if ( is$ ) {
|
|
|
|
// The method must exist on the element.
|
|
if ( method && ( methodIsFunction || methodIsName ) ) {
|
|
this.target = target;
|
|
this.method = method;
|
|
return;
|
|
}
|
|
|
|
// If a jQuery/Zepto input element is provided, but no method is set,
|
|
// the element can assume it needs to respond to 'change'...
|
|
if ( !method && isInput ) {
|
|
|
|
// Default to .val if this is an input element.
|
|
this.method = 'val';
|
|
this.target = target;
|
|
|
|
// Set the slider to a new value on change.
|
|
this.target.on('change', function( e ){
|
|
|
|
// Returns null array.
|
|
function at(a,b,c){
|
|
return [c?a:b, c?b:a];
|
|
}
|
|
|
|
var output = at(null, $(e.target).val(), that.N);
|
|
|
|
that.obj.val(output, { 'link': that });
|
|
});
|
|
|
|
return;
|
|
}
|
|
|
|
// ... or not.
|
|
if ( !method && !isInput ) {
|
|
|
|
// Default arbitrarily to 'html'.
|
|
this.method = 'html';
|
|
this.target = target;
|
|
|
|
return;
|
|
}
|
|
}
|
|
|
|
throw new RangeError("Link: Invalid Link.");
|
|
}
|
|
|
|
// Provides external items with the slider value.
|
|
Link.prototype.write = function ( options, value, handle, slider, update ) {
|
|
|
|
// Don't synchronize this Link.
|
|
if ( this.update && update === false ) {
|
|
return;
|
|
}
|
|
|
|
// Convert the value to the slider stepping/range.
|
|
value = fromStepping( options, value );
|
|
|
|
// Format values for display.
|
|
value = this.format( value );
|
|
|
|
// Store the numerical value.
|
|
this.saved = value;
|
|
|
|
// Branch between serialization to a function or an object.
|
|
if ( typeof this.method === 'function' ) {
|
|
// When target is undefined, the target was a function.
|
|
// In that case, provided the slider as the calling scope.
|
|
// Use [0] to get the DOM element, not the $ instance.
|
|
this.method.call( this.target[0] || slider[0], value, handle, slider );
|
|
} else {
|
|
this.target[ this.method ]( value, handle, slider );
|
|
}
|
|
};
|
|
|
|
// Parses slider value to user defined display.
|
|
Link.prototype.format = function ( a ) {
|
|
return this.formatting.to(a);
|
|
};
|
|
|
|
// Converts a formatted value back to a real number.
|
|
Link.prototype.valueOf = function ( a ) {
|
|
return this.formatting.from(a);
|
|
};
|
|
|
|
|
|
// Input validation
|
|
|
|
function testStep ( parsed, entry ) {
|
|
|
|
if ( !isNumeric( entry ) ) {
|
|
throwError("'step' is not numeric.");
|
|
}
|
|
|
|
// The step option can still be used to set stepping
|
|
// for linear sliders. Overwritten if set in 'range'.
|
|
parsed.xSteps[0] = entry;
|
|
}
|
|
|
|
function testRange ( parsed, entry ) {
|
|
|
|
// Filter incorrect input.
|
|
if ( typeof entry !== 'object' || $.isArray(entry) ) {
|
|
throwError("'range' is not an object.");
|
|
}
|
|
|
|
// Loop all entries.
|
|
$.each( entry, function ( index, value ) {
|
|
|
|
var percentage;
|
|
|
|
// Wrap numerical input in an array.
|
|
if ( typeof value === "number" ) {
|
|
value = [value];
|
|
}
|
|
|
|
// Reject any invalid input.
|
|
if ( !$.isArray( value ) ){
|
|
throwError("'range' contains invalid value.");
|
|
}
|
|
|
|
// Covert min/max syntax to 0 and 100.
|
|
if ( index === 'min' ) {
|
|
percentage = 0;
|
|
} else if ( index === 'max' ) {
|
|
percentage = 100;
|
|
} else {
|
|
percentage = parseFloat( index );
|
|
}
|
|
|
|
// Check for correct input.
|
|
if ( !isNumeric( percentage ) || !isNumeric( value[0] ) ) {
|
|
throwError("'range' value isn't numeric.");
|
|
}
|
|
|
|
// Store values.
|
|
parsed.xPct.push( percentage );
|
|
parsed.xVal.push( value[0] );
|
|
|
|
// NaN will evaluate to false too, but to keep
|
|
// logging clear, set step explicitly. Make sure
|
|
// not to override the 'step' setting with false.
|
|
if ( !percentage ) {
|
|
if ( !isNaN( value[1] ) ) {
|
|
parsed.xSteps[0] = value[1];
|
|
}
|
|
} else {
|
|
parsed.xSteps.push( isNaN(value[1]) ? false : value[1] );
|
|
}
|
|
});
|
|
|
|
$.each(parsed.xSteps, function(i,n){
|
|
|
|
// Ignore 'false' stepping.
|
|
if ( !n ) {
|
|
return true;
|
|
}
|
|
|
|
// Check if step fits. Not required, but this might serve some goal.
|
|
// !((parsed.xVal[i+1] - parsed.xVal[i]) % n);
|
|
|
|
// Factor to range ratio
|
|
parsed.xSteps[i] = fromPercentage([
|
|
parsed.xVal[i]
|
|
,parsed.xVal[i+1]
|
|
], n) / subRangeRatio (
|
|
parsed.xPct[i],
|
|
parsed.xPct[i+1] );
|
|
});
|
|
}
|
|
|
|
function testStart ( parsed, entry ) {
|
|
|
|
if ( typeof entry === "number" ) {
|
|
entry = [entry];
|
|
}
|
|
|
|
// Validate input. Values aren't tested, the internal Link will do
|
|
// that and provide a valid location.
|
|
if ( !$.isArray( entry ) || !entry.length || entry.length > 2 ) {
|
|
throwError("'start' option is incorrect.");
|
|
}
|
|
|
|
// Store the number of handles.
|
|
parsed.handles = entry.length;
|
|
|
|
// When the slider is initialized, the .val method will
|
|
// be called with the start options.
|
|
parsed.start = entry;
|
|
}
|
|
|
|
function testSnap ( parsed, entry ) {
|
|
|
|
// Enforce 100% stepping within subranges.
|
|
parsed.snap = entry;
|
|
|
|
if ( typeof entry !== 'boolean' ){
|
|
throwError("'snap' option must be a boolean.");
|
|
}
|
|
}
|
|
|
|
function testConnect ( parsed, entry ) {
|
|
|
|
if ( entry === 'lower' && parsed.handles === 1 ) {
|
|
parsed.connect = 1;
|
|
} else if ( entry === 'upper' && parsed.handles === 1 ) {
|
|
parsed.connect = 2;
|
|
} else if ( entry === true && parsed.handles === 2 ) {
|
|
parsed.connect = 3;
|
|
} else if ( entry === false ) {
|
|
parsed.connect = 0;
|
|
} else {
|
|
throwError("'connect' option was doesn't match handle count.");
|
|
}
|
|
}
|
|
|
|
function testOrientation ( parsed, entry ) {
|
|
|
|
// Set orientation to an a numerical value for easy
|
|
// array selection.
|
|
switch ( entry ){
|
|
case 'horizontal':
|
|
parsed.ort = 0;
|
|
break;
|
|
case 'vertical':
|
|
parsed.ort = 1;
|
|
break;
|
|
default:
|
|
throwError("'orientation' option is invalid.");
|
|
}
|
|
}
|
|
|
|
function testMargin ( parsed, entry ) {
|
|
|
|
if ( parsed.xPct.length > 2 ) {
|
|
throwError("'margin' option is only supported on linear sliders.");
|
|
}
|
|
|
|
// Parse value to range and store. As xVal is checked
|
|
// to be no bigger than 2, use it as range.
|
|
parsed.margin = fromPercentage(parsed.xVal, entry);
|
|
|
|
if ( !isNumeric(entry) ){
|
|
throwError("'margin' option must be numeric.");
|
|
}
|
|
}
|
|
|
|
function testDirection ( parsed, entry ) {
|
|
|
|
// Set direction as a numerical value for easy parsing.
|
|
// Invert connection for RTL sliders, so that the proper
|
|
// handles get the connect/background classes.
|
|
switch ( entry ) {
|
|
case 'ltr':
|
|
parsed.dir = 0;
|
|
break;
|
|
case 'rtl':
|
|
parsed.dir = 1;
|
|
parsed.connect = [0,2,1,3][parsed.connect];
|
|
break;
|
|
default:
|
|
throwError("'direction' option was not recognized.");
|
|
}
|
|
}
|
|
|
|
function testBehaviour ( parsed, entry ) {
|
|
|
|
// Make sure the input is a string.
|
|
if ( typeof entry !== 'string' ) {
|
|
throwError("'behaviour' must be a string containing options.");
|
|
}
|
|
|
|
// Check if the string contains any keywords.
|
|
// None are required.
|
|
var tap = entry.indexOf('tap') >= 0,
|
|
extend = entry.indexOf('extend') >= 0,
|
|
drag = entry.indexOf('drag') >= 0,
|
|
fixed = entry.indexOf('fixed') >= 0,
|
|
snap = entry.indexOf('snap') >= 0;
|
|
|
|
parsed.events = {
|
|
tap: tap || snap,
|
|
extend: extend,
|
|
drag: drag,
|
|
fixed: fixed,
|
|
snap: snap
|
|
};
|
|
}
|
|
|
|
function testSerialization ( parsed, entry, sliders ) {
|
|
|
|
parsed.ser = [ entry['lower'], entry['upper'] ];
|
|
parsed.formatting = new Format( entry['format'] );
|
|
|
|
$.each( parsed.ser, function( i, a ){
|
|
|
|
// Check if the provided option is an array.
|
|
if ( !$.isArray(a) ) {
|
|
throwError("'serialization."+(!i?'lower':'upper')+"' must be an array.");
|
|
}
|
|
|
|
$.each(a, function(){
|
|
|
|
// Check if entry is a Link.
|
|
if ( !(this instanceof Link) ) {
|
|
throwError("'serialization."+(!i?'lower':'upper')+"' can only contain Link instances.");
|
|
}
|
|
|
|
// Assign other properties.
|
|
this.N = i;
|
|
this.obj = sliders;
|
|
this.scope = this.scope || sliders;
|
|
|
|
// Run internal validator.
|
|
this.formatting = new Format($.extend({}
|
|
,entry['format']
|
|
,this.formatting
|
|
));
|
|
});
|
|
});
|
|
|
|
// If the slider has two handles and is RTL,
|
|
// reverse the serialization input. For one handle,
|
|
// lower is still lower.
|
|
if ( parsed.dir && parsed.handles > 1 ) {
|
|
parsed.ser.reverse();
|
|
}
|
|
}
|
|
|
|
// Test all developer settings and parse to assumption-safe values.
|
|
function test ( options, sliders ){
|
|
|
|
/* Every input option is tested and parsed. This'll prevent
|
|
endless validation in internal methods. These tests are
|
|
structured with an item for every option available. An
|
|
option can be marked as required by setting the 'r' flag.
|
|
The testing function is provided with three arguments:
|
|
- The provided value for the option;
|
|
- A reference to the options object;
|
|
- The name for the option;
|
|
|
|
The testing function returns false when an error is detected,
|
|
or true when everything is OK. It can also modify the option
|
|
object, to make sure all values can be correctly looped elsewhere. */
|
|
|
|
var parsed = {
|
|
xPct: []
|
|
,xVal: []
|
|
,xSteps: [ false ]
|
|
,margin: 0
|
|
}, tests;
|
|
|
|
tests = {
|
|
'step': { r: false, t: testStep },
|
|
'range': { r: true, t: testRange },
|
|
'start': { r: true, t: testStart },
|
|
'snap': { r: false, t: testSnap },
|
|
'connect': { r: true, t: testConnect },
|
|
'orientation': { r: false, t: testOrientation },
|
|
'margin': { r: false, t: testMargin },
|
|
'direction': { r: true, t: testDirection },
|
|
'behaviour': { r: true, t: testBehaviour },
|
|
'serialization': { r: true, t: testSerialization }
|
|
};
|
|
|
|
// Set defaults where applicable.
|
|
options = $.extend({
|
|
'connect': false
|
|
,'direction': 'ltr'
|
|
,'behaviour': 'tap'
|
|
,'orientation': 'horizontal'
|
|
}, options);
|
|
|
|
// Make sure the test for serialization runs.
|
|
options['serialization'] = $.extend({
|
|
'lower': []
|
|
,'upper': []
|
|
,'format': {}
|
|
}, options['serialization']);
|
|
|
|
// Run all options through a testing mechanism to ensure correct
|
|
// input. It should be noted that options might get modified to
|
|
// be handled properly. E.g. wrapping integers in arrays.
|
|
$.each( tests, function( name, test ){
|
|
|
|
if ( options[name] === undefined ) {
|
|
if ( test.r ) {
|
|
throwError("'" + name + "' is required.");
|
|
} else {
|
|
return true;
|
|
}
|
|
}
|
|
|
|
test.t( parsed, options[name], sliders );
|
|
});
|
|
|
|
// Pre-define the styles.
|
|
parsed.style = parsed.ort ? 'top' : 'left';
|
|
|
|
return parsed;
|
|
}
|
|
|
|
|
|
// DOM additions
|
|
|
|
// Append a handle to the base.
|
|
function addHandle ( options, index ) {
|
|
|
|
var handle = $('<div><div/></div>').addClass( Classes[2] ),
|
|
additions = [ '-lower', '-upper' ];
|
|
|
|
if ( options.dir ) {
|
|
additions.reverse();
|
|
}
|
|
|
|
handle.children().addClass(
|
|
Classes[3] + " " + Classes[3]+additions[index]
|
|
);
|
|
|
|
return handle;
|
|
}
|
|
|
|
// Create a copy of an element-creating Link.
|
|
function addElement ( handle, link ) {
|
|
|
|
// If the Link requires creation of a new element,
|
|
// create this element and return a new Link instance.
|
|
if ( link.el ) {
|
|
link = new Link({
|
|
'target': $(link.el).clone().appendTo( handle ),
|
|
'method': link.method,
|
|
'format': link.formatting
|
|
}, true);
|
|
}
|
|
|
|
// Otherwise, return the reference.
|
|
return link;
|
|
}
|
|
|
|
// Loop all links for a handle.
|
|
function addElements ( elements, handle, formatting ) {
|
|
|
|
var index, list = [];
|
|
|
|
// Use the Link interface to provide unified
|
|
// formatting for the .val() method.
|
|
list.push(
|
|
new Link({
|
|
'format': formatting
|
|
}, true)
|
|
);
|
|
|
|
// Loop all links in either 'lower' or 'upper'.
|
|
for ( index = 0; index < elements.length; index++ ) {
|
|
list.push(addElement(handle, elements[index]));
|
|
}
|
|
|
|
return list;
|
|
}
|
|
|
|
// Go over all Links and assign them to a handle.
|
|
function addLinks ( options, handles ) {
|
|
|
|
var index, links = [];
|
|
|
|
// Copy the links into a new array, instead of modifying
|
|
// the 'options.ser' list. This allows replacement of the invalid
|
|
// '.el' Links, while the others are still passed by reference.
|
|
for ( index = 0; index < options.handles; index++ ) {
|
|
|
|
// Append a new array.
|
|
links[index] = addElements(
|
|
options.ser[index],
|
|
handles[index].children(),
|
|
options.formatting
|
|
);
|
|
}
|
|
|
|
return links;
|
|
}
|
|
|
|
// Add the proper connection classes.
|
|
function addConnection ( connect, target, handles ) {
|
|
|
|
// Apply the required connection classes to the elements
|
|
// that need them. Some classes are made up for several
|
|
// segments listed in the class list, to allow easy
|
|
// renaming and provide a minor compression benefit.
|
|
switch ( connect ) {
|
|
case 1: target.addClass( Classes[7] );
|
|
handles[0].addClass( Classes[6] );
|
|
break;
|
|
case 3: handles[1].addClass( Classes[6] );
|
|
/* falls through */
|
|
case 2: handles[0].addClass( Classes[7] );
|
|
/* falls through */
|
|
case 0: target.addClass(Classes[6]);
|
|
break;
|
|
}
|
|
}
|
|
|
|
// Add handles and loop Link elements.
|
|
function addHandles ( options, base ) {
|
|
|
|
var index, handles = [];
|
|
|
|
// Append handles.
|
|
for ( index = 0; index < options.handles; index++ ) {
|
|
|
|
// Keep a list of all added handles.
|
|
handles.push( addHandle( options, index ).appendTo(base) );
|
|
}
|
|
|
|
return handles;
|
|
}
|
|
|
|
// Initialize a single slider.
|
|
function addSlider ( options, target ) {
|
|
|
|
// Apply classes and data to the target.
|
|
target.addClass([
|
|
Classes[0],
|
|
Classes[8 + options.dir],
|
|
Classes[4 + options.ort]
|
|
].join(' '));
|
|
|
|
return $('<div/>').appendTo(target).addClass( Classes[1] );
|
|
}
|
|
|
|
|
|
// Slider scope
|
|
|
|
function closure ( target, options, originalOptions ){
|
|
|
|
// Internal variables
|
|
|
|
// All variables local to 'closure' are marked $.
|
|
var $Target = $(target),
|
|
$Locations = [-1, -1],
|
|
$Base,
|
|
$Serialization,
|
|
$Handles;
|
|
|
|
// Shorthand for base dimensions.
|
|
function baseSize ( ) {
|
|
return $Base[['width', 'height'][options.ort]]();
|
|
}
|
|
|
|
|
|
// External event handling
|
|
|
|
function fireEvents ( events ) {
|
|
|
|
// Use the external api to get the values.
|
|
// Wrap the values in an array, as .trigger takes
|
|
// only one additional argument.
|
|
var index, values = [ $Target.val() ];
|
|
|
|
for ( index = 0; index < events.length; index++ ){
|
|
$Target.trigger(events[index], values);
|
|
}
|
|
}
|
|
|
|
|
|
// Handle placement
|
|
|
|
// Test suggested values and apply margin, step.
|
|
function setHandle ( handle, to, delimit ) {
|
|
|
|
var n = handle[0] !== $Handles[0][0] ? 1 : 0,
|
|
lower = $Locations[0] + options.margin,
|
|
upper = $Locations[1] - options.margin;
|
|
|
|
// Don't delimit range dragging.
|
|
if ( delimit && $Handles.length > 1 ) {
|
|
to = n ? Math.max( to, lower ) : Math.min( to, upper );
|
|
}
|
|
|
|
// Handle the step option.
|
|
if ( to < 100 ){
|
|
to = getStep(options, to);
|
|
}
|
|
|
|
// Limit to 0/100 for .val input, trim anything beyond 7 digits, as
|
|
// JavaScript has some issues in its floating point implementation.
|
|
to = limit(parseFloat(to.toFixed(7)));
|
|
|
|
// Return falsy if handle can't move. False for 0 or 100 limit,
|
|
// '0' for limiting by another handle.
|
|
if ( to === $Locations[n] ) {
|
|
if ( $Handles.length === 1 ) {
|
|
return false;
|
|
}
|
|
return ( to === lower || to === upper ) ? 0 : false;
|
|
}
|
|
|
|
// Set the handle to the new position.
|
|
handle.css( options.style, to + '%' );
|
|
|
|
// Force proper handle stacking
|
|
if ( handle.is(':first-child') ) {
|
|
handle.toggleClass(Classes[17], to > 50 );
|
|
}
|
|
|
|
// Update locations.
|
|
$Locations[n] = to;
|
|
|
|
// Invert the value if this is a right-to-left slider.
|
|
if ( options.dir ) {
|
|
to = 100 - to;
|
|
}
|
|
|
|
// Write values to serialization Links.
|
|
// Convert the value to the correct relative representation.
|
|
$($Serialization[n]).each(function(){
|
|
this.write( options, to, handle.children(), $Target );
|
|
});
|
|
|
|
return true;
|
|
}
|
|
|
|
// Delimit proposed values for handle positions.
|
|
function getPositions ( a, b, delimit ) {
|
|
|
|
// Add movement to current position.
|
|
var c = a + b[0], d = a + b[1];
|
|
|
|
// Only alter the other position on drag,
|
|
// not on standard sliding.
|
|
if ( delimit ) {
|
|
if ( c < 0 ) {
|
|
d += Math.abs(c);
|
|
}
|
|
if ( d > 100 ) {
|
|
c -= ( d - 100 );
|
|
}
|
|
|
|
// Limit values to 0 and 100.
|
|
return [limit(c), limit(d)];
|
|
}
|
|
|
|
return [c,d];
|
|
}
|
|
|
|
// Handles movement by tapping.
|
|
function jump ( handle, to, instant ) {
|
|
|
|
if ( !instant ) {
|
|
// Flag the slider as it is now in a transitional state.
|
|
// Transition takes 300 ms, so re-enable the slider afterwards.
|
|
addClassFor( $Target, Classes[14], 300 );
|
|
}
|
|
|
|
// Move the handle to the new position.
|
|
setHandle( handle, to, false );
|
|
|
|
fireEvents(['slide', 'set', 'change']);
|
|
}
|
|
|
|
|
|
// Events
|
|
|
|
// Handler for attaching events trough a proxy.
|
|
function attach ( events, element, callback, data ) {
|
|
|
|
// Add the noUiSlider namespace to all events.
|
|
events = events.replace( /\s/g, namespace + ' ' ) + namespace;
|
|
|
|
// Bind a closure on the target.
|
|
return element.on( events, function( e ){
|
|
|
|
// jQuery and Zepto handle unset attributes differently.
|
|
var disabled = $Target.attr('disabled');
|
|
disabled = !( disabled === undefined || disabled === null );
|
|
|
|
// Test if there is anything that should prevent an event
|
|
// from being handled, such as a disabled state or an active
|
|
// 'tap' transition.
|
|
if( $Target.hasClass( Classes[14] ) || disabled ) {
|
|
return false;
|
|
}
|
|
|
|
e = fixEvent(e);
|
|
e.calcPoint = e.points[ options.ort ];
|
|
|
|
// Call the event handler with the event [ and additional data ].
|
|
callback ( e, data );
|
|
});
|
|
}
|
|
|
|
// Handle movement on document for handle and range drag.
|
|
function move ( event, data ) {
|
|
|
|
var handles = data.handles || $Handles, positions, state = false,
|
|
proposal = ((event.calcPoint - data.start) * 100) / baseSize(),
|
|
h = handles[0][0] !== $Handles[0][0] ? 1 : 0;
|
|
|
|
// Calculate relative positions for the handles.
|
|
positions = getPositions( proposal, data.positions, handles.length > 1);
|
|
|
|
state = setHandle ( handles[0], positions[h], handles.length === 1 );
|
|
|
|
if ( handles.length > 1 ) {
|
|
state = setHandle ( handles[1], positions[h?0:1], false ) || state;
|
|
}
|
|
|
|
// Fire the 'slide' event if any handle moved.
|
|
if ( state ) {
|
|
fireEvents(['slide']);
|
|
}
|
|
}
|
|
|
|
// Unbind move events on document, call callbacks.
|
|
function end ( event ) {
|
|
|
|
// The handle is no longer active, so remove the class.
|
|
$('.' + Classes[15]).removeClass(Classes[15]);
|
|
|
|
// Remove cursor styles and text-selection events bound to the body.
|
|
if ( event.cursor ) {
|
|
$('body').css('cursor', '').off( namespace );
|
|
}
|
|
|
|
// Unbind the move and end events, which are added on 'start'.
|
|
doc.off( namespace );
|
|
|
|
// Remove dragging class.
|
|
$Target.removeClass(Classes[12]);
|
|
|
|
// Fire the change and set events.
|
|
fireEvents(['set', 'change']);
|
|
}
|
|
|
|
// Bind move events on document.
|
|
function start ( event, data ) {
|
|
|
|
// Mark the handle as 'active' so it can be styled.
|
|
if( data.handles.length === 1 ) {
|
|
data.handles[0].children().addClass(Classes[15]);
|
|
}
|
|
|
|
// A drag should never propagate up to the 'tap' event.
|
|
event.stopPropagation();
|
|
|
|
// Attach the move event.
|
|
attach ( actions.move, doc, move, {
|
|
start: event.calcPoint,
|
|
handles: data.handles,
|
|
positions: [
|
|
$Locations[0],
|
|
$Locations[$Handles.length - 1]
|
|
]
|
|
});
|
|
|
|
// Unbind all movement when the drag ends.
|
|
attach ( actions.end, doc, end, null );
|
|
|
|
// Text selection isn't an issue on touch devices,
|
|
// so adding cursor styles can be skipped.
|
|
if ( event.cursor ) {
|
|
|
|
// Prevent the 'I' cursor and extend the range-drag cursor.
|
|
$('body').css('cursor', $(event.target).css('cursor'));
|
|
|
|
// Mark the target with a dragging state.
|
|
if ( $Handles.length > 1 ) {
|
|
$Target.addClass(Classes[12]);
|
|
}
|
|
|
|
// Prevent text selection when dragging the handles.
|
|
$('body').on('selectstart' + namespace, false);
|
|
}
|
|
}
|
|
|
|
// Move closest handle to tapped location.
|
|
function tap ( event ) {
|
|
|
|
var location = event.calcPoint, total = 0, to;
|
|
|
|
// The tap event shouldn't propagate up and cause 'edge' to run.
|
|
event.stopPropagation();
|
|
|
|
// Add up the handle offsets.
|
|
$.each( $Handles, function(){
|
|
total += this.offset()[ options.style ];
|
|
});
|
|
|
|
// Find the handle closest to the tapped position.
|
|
total = ( location < total/2 || $Handles.length === 1 ) ? 0 : 1;
|
|
|
|
location -= $Base.offset()[ options.style ];
|
|
|
|
// Calculate the new position.
|
|
to = ( location * 100 ) / baseSize();
|
|
|
|
// Find the closest handle and calculate the tapped point.
|
|
// The set handle to the new position.
|
|
jump( $Handles[total], to, options.events.snap );
|
|
|
|
if ( options.events.snap ) {
|
|
start(event, { handles: [$Handles[total]] });
|
|
}
|
|
}
|
|
|
|
// Move handle to edges when target gets tapped.
|
|
function edge ( event ) {
|
|
|
|
var i = event.calcPoint < $Base.offset()[ options.style ],
|
|
to = i ? 0 : 100;
|
|
|
|
i = i ? 0 : $Handles.length - 1;
|
|
|
|
jump( $Handles[i], to, false );
|
|
}
|
|
|
|
// Attach events to several slider parts.
|
|
function events ( behaviour ) {
|
|
|
|
var i, drag;
|
|
|
|
// Attach the standard drag event to the handles.
|
|
if ( !behaviour.fixed ) {
|
|
|
|
for ( i = 0; i < $Handles.length; i++ ) {
|
|
|
|
// These events are only bound to the visual handle
|
|
// element, not the 'real' origin element.
|
|
attach ( actions.start, $Handles[i].children(), start, {
|
|
handles: [ $Handles[i] ]
|
|
});
|
|
}
|
|
}
|
|
|
|
// Attach the tap event to the slider base.
|
|
if ( behaviour.tap ) {
|
|
attach ( actions.start, $Base, tap, {
|
|
handles: $Handles
|
|
});
|
|
}
|
|
|
|
// Extend tapping behaviour to target
|
|
if ( behaviour.extend ) {
|
|
|
|
$Target.addClass( Classes[16] );
|
|
|
|
if ( behaviour.tap ) {
|
|
attach ( actions.start, $Target, edge, {
|
|
handles: $Handles
|
|
});
|
|
}
|
|
}
|
|
|
|
// Make the range dragable.
|
|
if ( behaviour.drag ){
|
|
|
|
drag = $Base.find( '.' + Classes[7] ).addClass( Classes[10] );
|
|
|
|
// When the range is fixed, the entire range can
|
|
// be dragged by the handles. The handle in the first
|
|
// origin will propagate the start event upward,
|
|
// but it needs to be bound manually on the other.
|
|
if ( behaviour.fixed ) {
|
|
drag = drag.add($Base.children().not( drag ).children());
|
|
}
|
|
|
|
attach ( actions.start, drag, start, {
|
|
handles: $Handles
|
|
});
|
|
}
|
|
}
|
|
|
|
|
|
// Initialize slider
|
|
|
|
// Throw an error if the slider was already initialized.
|
|
if ( !$Target.is(':empty') ) {
|
|
throw new Error('Slider was already initialized.');
|
|
}
|
|
|
|
// Create the base element, initialise HTML and set classes.
|
|
// Add handles and links.
|
|
$Base = addSlider( options, $Target );
|
|
$Handles = addHandles( options, $Base );
|
|
$Serialization = addLinks( options, $Handles );
|
|
|
|
// Set the connect classes.
|
|
addConnection ( options.connect, $Target, $Handles );
|
|
|
|
// Attach user events.
|
|
events( options.events );
|
|
|
|
|
|
// Methods
|
|
|
|
// Set the slider value.
|
|
target.vSet = function ( values, callback, link, update, animate ){
|
|
|
|
var i, to;
|
|
|
|
// The RTL settings is implemented by reversing the front-end,
|
|
// internal mechanisms are the same.
|
|
if ( options.dir && options.handles > 1 ) {
|
|
values.reverse();
|
|
}
|
|
|
|
// Animation is optional.
|
|
if ( animate ) {
|
|
addClassFor( $Target, Classes[14], 300 );
|
|
}
|
|
|
|
// If there are multiple handles to be set run the setting
|
|
// mechanism twice for the first handle, to make sure it
|
|
// can be bounced of the second one properly.
|
|
for ( i = 0; i < ( $Handles.length > 1 ? 3 : 1 ); i++ ) {
|
|
|
|
to = link || $Serialization[i%2][0];
|
|
to = to.valueOf( values[i%2] );
|
|
|
|
if ( to === false ) {
|
|
continue;
|
|
}
|
|
|
|
// Calculate the new handle position
|
|
to = toStepping( options, to );
|
|
|
|
// Invert the value if this is a right-to-left slider.
|
|
if ( options.dir ) {
|
|
to = 100 - to;
|
|
}
|
|
|
|
// Force delimitation.
|
|
if ( setHandle( $Handles[i%2], to, true ) === true ) {
|
|
continue;
|
|
}
|
|
|
|
// Reset the input if it doesn't match the slider.
|
|
$($Serialization[i%2]).each(function(){
|
|
this.write(
|
|
options,
|
|
$Locations[i%2],
|
|
$Handles[i%2].children(),
|
|
$Target,
|
|
update
|
|
);
|
|
});
|
|
}
|
|
|
|
// Optionally fire the 'set' event.
|
|
if( callback === true ) {
|
|
fireEvents(['set']);
|
|
}
|
|
|
|
return this;
|
|
};
|
|
|
|
// Get the slider value.
|
|
target.vGet = function ( ){
|
|
|
|
var i, retour = [];
|
|
|
|
// Get the value from all handles.
|
|
for ( i = 0; i < options.handles; i++ ){
|
|
retour[i] = $Serialization[i][0].saved;
|
|
}
|
|
|
|
// If only one handle is used, return a single value.
|
|
if ( retour.length === 1 ){
|
|
return retour[0];
|
|
}
|
|
|
|
if ( options.dir && options.handles > 1 ) {
|
|
return retour.reverse();
|
|
}
|
|
|
|
return retour;
|
|
};
|
|
|
|
// Destroy the slider and unbind all events.
|
|
target.destroy = function ( ){
|
|
|
|
// Loop all linked serialization objects and unbind all
|
|
// events in the noUiSlider namespace.
|
|
$.each($Serialization, function(){
|
|
$.each(this, function(){
|
|
// Won't remove 'change' when bound implicitly.
|
|
if ( this.target ) {
|
|
this.target.off( namespace );
|
|
}
|
|
});
|
|
});
|
|
|
|
// Unbind events on the slider, remove all classes and child elements.
|
|
$(this).off(namespace)
|
|
.removeClass(Classes.join(' '))
|
|
.empty();
|
|
|
|
// Return the original options from the closure.
|
|
return originalOptions;
|
|
};
|
|
|
|
|
|
// Value setting
|
|
|
|
// Use the public value method to set the start values.
|
|
$Target.val( options.start );
|
|
}
|
|
|
|
|
|
// Access points
|
|
|
|
// Run the standard initializer
|
|
function initialize ( originalOptions ) {
|
|
// Throw error if group is empty.
|
|
if (!this.length) {
|
|
return;
|
|
throwError("Can't initialize slider on empty selection.");
|
|
}
|
|
|
|
// Test the options once, not for every slider.
|
|
var options = test( originalOptions, this );
|
|
|
|
// Loop all items, and provide a new closed-scope environment.
|
|
return this.each(function(){
|
|
closure(this, options, originalOptions);
|
|
});
|
|
}
|
|
|
|
// Destroy the slider, then re-enter initialization.
|
|
function rebuild ( options ) {
|
|
|
|
return this.each(function(){
|
|
|
|
// Get the current values from the slider,
|
|
// including the initialization options.
|
|
var values = $(this).val(),
|
|
originalOptions = this.destroy(),
|
|
|
|
// Extend the previous options with the newly provided ones.
|
|
newOptions = $.extend( {}, originalOptions, options );
|
|
|
|
// Run the standard initializer.
|
|
$(this).noUiSlider( newOptions );
|
|
|
|
// If the start option hasn't changed,
|
|
// reset the previous values.
|
|
if ( originalOptions.start === newOptions.start ) {
|
|
$(this).val(values);
|
|
}
|
|
});
|
|
}
|
|
|
|
|
|
// Expose serialization constructor.
|
|
/** @expose */
|
|
$.noUiSlider = { 'Link': Link };
|
|
|
|
// Extend jQuery/Zepto with the noUiSlider method.
|
|
/** @expose */
|
|
$.fn.noUiSlider = function ( options, re ) {
|
|
return ( re ? rebuild : initialize ).call(this, options);
|
|
};
|
|
|
|
$.fn.val = function ( ) {
|
|
|
|
// Convert the function arguments to an array.
|
|
var args = Array.prototype.slice.call( arguments, 0 ),
|
|
set, link, update, animate;
|
|
|
|
// Test if there are arguments, and if not, call the 'get' method.
|
|
if ( !args.length ) {
|
|
|
|
// Determine whether to use the native val method.
|
|
if ( this.hasClass(Classes[0]) ) {
|
|
return this[0].vGet();
|
|
}
|
|
|
|
return $val.apply( this );
|
|
}
|
|
|
|
// Extract modifiers for value method.
|
|
if ( typeof args[1] === 'object' ) {
|
|
set = args[1]['set'];
|
|
link = args[1]['link'];
|
|
update = args[1]['update'];
|
|
animate = args[1]['animate'];
|
|
|
|
// Support the 'true' option.
|
|
} else if ( args[1] === true ) {
|
|
set = true;
|
|
}
|
|
|
|
// Loop all individual items, and handle setting appropriately.
|
|
return this.each(function(){
|
|
|
|
if ( $(this).hasClass(Classes[0]) ) {
|
|
this.vSet( asArray(args[0]), set, link, update, animate );
|
|
} else {
|
|
$val.apply( $(this), args );
|
|
}
|
|
});
|
|
};
|
|
|
|
});
|