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bootstrap-slider.js
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/*! =======================================================
VERSION 9.8.1
========================================================= */
"use strict";
var _typeof = typeof Symbol === "function" && typeof Symbol.iterator === "symbol" ? function (obj) { return typeof obj; } : function (obj) { return obj && typeof Symbol === "function" && obj.constructor === Symbol && obj !== Symbol.prototype ? "symbol" : typeof obj; };
/*! =========================================================
* bootstrap-slider.js
*
* Maintainers:
* Kyle Kemp
* - Twitter: @seiyria
* - Github: seiyria
* Rohit Kalkur
* - Twitter: @Rovolutionary
* - Github: rovolution
*
* =========================================================
*
* bootstrap-slider is released under the MIT License
* Copyright (c) 2017 Kyle Kemp, Rohit Kalkur, and contributors
*
* Permission is hereby granted, free of charge, to any person
* obtaining a copy of this software and associated documentation
* files (the "Software"), to deal in the Software without
* restriction, including without limitation the rights to use,
* copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the
* Software is furnished to do so, subject to the following
* conditions:
*
* The above copyright notice and this permission notice shall be
* included in all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
* OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
* HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
* WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
* OTHER DEALINGS IN THE SOFTWARE.
*
* ========================================================= */
/**
* Bridget makes jQuery widgets
* v1.0.1
* MIT license
*/
var windowIsDefined = (typeof window === "undefined" ? "undefined" : _typeof(window)) === "object";
(function (factory) {
if (typeof define === "function" && define.amd) {
define(["jquery"], factory);
} else if ((typeof module === "undefined" ? "undefined" : _typeof(module)) === "object" && module.exports) {
var jQuery;
try {
jQuery = require("jquery");
} catch (err) {
jQuery = null;
}
module.exports = factory(jQuery);
} else if (window) {
window.Slider = factory(window.jQuery);
}
})(function ($) {
// Constants
var NAMESPACE_MAIN = 'slider';
var NAMESPACE_ALTERNATE = 'bootstrapSlider';
// Polyfill console methods
if (windowIsDefined && !window.console) {
window.console = {};
}
if (windowIsDefined && !window.console.log) {
window.console.log = function () {};
}
if (windowIsDefined && !window.console.warn) {
window.console.warn = function () {};
}
// Reference to Slider constructor
var Slider;
(function ($) {
'use strict';
// -------------------------- utils -------------------------- //
var slice = Array.prototype.slice;
function noop() {}
// -------------------------- definition -------------------------- //
function defineBridget($) {
// bail if no jQuery
if (!$) {
return;
}
// -------------------------- addOptionMethod -------------------------- //
/**
* adds option method -> $().plugin('option', {...})
* @param {Function} PluginClass - constructor class
*/
function addOptionMethod(PluginClass) {
// don't overwrite original option method
if (PluginClass.prototype.option) {
return;
}
// option setter
PluginClass.prototype.option = function (opts) {
// bail out if not an object
if (!$.isPlainObject(opts)) {
return;
}
this.options = $.extend(true, this.options, opts);
};
}
// -------------------------- plugin bridge -------------------------- //
// helper function for logging errors
// $.error breaks jQuery chaining
var logError = typeof console === 'undefined' ? noop : function (message) {
console.error(message);
};
/**
* jQuery plugin bridge, access methods like $elem.plugin('method')
* @param {String} namespace - plugin name
* @param {Function} PluginClass - constructor class
*/
function bridge(namespace, PluginClass) {
// add to jQuery fn namespace
$.fn[namespace] = function (options) {
if (typeof options === 'string') {
// call plugin method when first argument is a string
// get arguments for method
var args = slice.call(arguments, 1);
for (var i = 0, len = this.length; i < len; i++) {
var elem = this[i];
var instance = $.data(elem, namespace);
if (!instance) {
logError("cannot call methods on " + namespace + " prior to initialization; " + "attempted to call '" + options + "'");
continue;
}
if (!$.isFunction(instance[options]) || options.charAt(0) === '_') {
logError("no such method '" + options + "' for " + namespace + " instance");
continue;
}
// trigger method with arguments
var returnValue = instance[options].apply(instance, args);
// break look and return first value if provided
if (returnValue !== undefined && returnValue !== instance) {
return returnValue;
}
}
// return this if no return value
return this;
} else {
var objects = this.map(function () {
var instance = $.data(this, namespace);
if (instance) {
// apply options & init
instance.option(options);
instance._init();
} else {
// initialize new instance
instance = new PluginClass(this, options);
$.data(this, namespace, instance);
}
return $(this);
});
if (!objects || objects.length > 1) {
return objects;
} else {
return objects[0];
}
}
};
}
// -------------------------- bridget -------------------------- //
/**
* converts a Prototypical class into a proper jQuery plugin
* the class must have a ._init method
* @param {String} namespace - plugin name, used in $().pluginName
* @param {Function} PluginClass - constructor class
*/
$.bridget = function (namespace, PluginClass) {
addOptionMethod(PluginClass);
bridge(namespace, PluginClass);
};
return $.bridget;
}
// get jquery from browser global
defineBridget($);
})($);
/*************************************************
BOOTSTRAP-SLIDER SOURCE CODE
**************************************************/
(function ($) {
var ErrorMsgs = {
formatInvalidInputErrorMsg: function formatInvalidInputErrorMsg(input) {
return "Invalid input value '" + input + "' passed in";
},
callingContextNotSliderInstance: "Calling context element does not have instance of Slider bound to it. Check your code to make sure the JQuery object returned from the call to the slider() initializer is calling the method"
};
var SliderScale = {
linear: {
toValue: function toValue(percentage) {
var rawValue = percentage / 100 * (this.options.max - this.options.min);
var shouldAdjustWithBase = true;
if (this.options.ticks_positions.length > 0) {
var minv,
maxv,
minp,
maxp = 0;
for (var i = 1; i < this.options.ticks_positions.length; i++) {
if (percentage <= this.options.ticks_positions[i]) {
minv = this.options.ticks[i - 1];
minp = this.options.ticks_positions[i - 1];
maxv = this.options.ticks[i];
maxp = this.options.ticks_positions[i];
break;
}
}
var partialPercentage = (percentage - minp) / (maxp - minp);
rawValue = minv + partialPercentage * (maxv - minv);
shouldAdjustWithBase = false;
}
var adjustment = shouldAdjustWithBase ? this.options.min : 0;
var value = adjustment + Math.round(rawValue / this.options.step) * this.options.step;
if (value < this.options.min) {
return this.options.min;
} else if (value > this.options.max) {
return this.options.max;
} else {
return value;
}
},
toPercentage: function toPercentage(value) {
if (this.options.max === this.options.min) {
return 0;
}
if (this.options.ticks_positions.length > 0) {
var minv,
maxv,
minp,
maxp = 0;
for (var i = 0; i < this.options.ticks.length; i++) {
if (value <= this.options.ticks[i]) {
minv = i > 0 ? this.options.ticks[i - 1] : 0;
minp = i > 0 ? this.options.ticks_positions[i - 1] : 0;
maxv = this.options.ticks[i];
maxp = this.options.ticks_positions[i];
break;
}
}
if (i > 0) {
var partialPercentage = (value - minv) / (maxv - minv);
return minp + partialPercentage * (maxp - minp);
}
}
return 100 * (value - this.options.min) / (this.options.max - this.options.min);
}
},
logarithmic: {
/* Based on http://stackoverflow.com/questions/846221/logarithmic-slider */
toValue: function toValue(percentage) {
var min = this.options.min === 0 ? 0 : Math.log(this.options.min);
var max = Math.log(this.options.max);
var value = Math.exp(min + (max - min) * percentage / 100);
if (Math.round(value) === this.options.max) {
return this.options.max;
}
value = this.options.min + Math.round((value - this.options.min) / this.options.step) * this.options.step;
/* Rounding to the nearest step could exceed the min or
* max, so clip to those values. */
if (value < this.options.min) {
return this.options.min;
} else if (value > this.options.max) {
return this.options.max;
} else {
return value;
}
},
toPercentage: function toPercentage(value) {
if (this.options.max === this.options.min) {
return 0;
} else {
var max = Math.log(this.options.max);
var min = this.options.min === 0 ? 0 : Math.log(this.options.min);
var v = value === 0 ? 0 : Math.log(value);
return 100 * (v - min) / (max - min);
}
}
}
};
/*************************************************
CONSTRUCTOR
**************************************************/
Slider = function Slider(element, options) {
createNewSlider.call(this, element, options);
return this;
};
function createNewSlider(element, options) {
/*
The internal state object is used to store data about the current 'state' of slider.
This includes values such as the `value`, `enabled`, etc...
*/
this._state = {
value: null,
enabled: null,
offset: null,
size: null,
percentage: null,
inDrag: false,
over: false
};
// The objects used to store the reference to the tick methods if ticks_tooltip is on
this.ticksCallbackMap = {};
this.handleCallbackMap = {};
if (typeof element === "string") {
this.element = document.querySelector(element);
} else if (element instanceof HTMLElement) {
this.element = element;
}
/*************************************************
Process Options
**************************************************/
options = options ? options : {};
var optionTypes = Object.keys(this.defaultOptions);
for (var i = 0; i < optionTypes.length; i++) {
var optName = optionTypes[i];
// First check if an option was passed in via the constructor
var val = options[optName];
// If no data attrib, then check data atrributes
val = typeof val !== 'undefined' ? val : getDataAttrib(this.element, optName);
// Finally, if nothing was specified, use the defaults
val = val !== null ? val : this.defaultOptions[optName];
// Set all options on the instance of the Slider
if (!this.options) {
this.options = {};
}
this.options[optName] = val;
}
// Check options.rtl
if (this.options.rtl === 'auto') {
this.options.rtl = window.getComputedStyle(this.element).direction === 'rtl';
}
/*
Validate `tooltip_position` against 'orientation`
- if `tooltip_position` is incompatible with orientation, swith it to a default compatible with specified `orientation`
-- default for "vertical" -> "right", "left" if rtl
-- default for "horizontal" -> "top"
*/
if (this.options.orientation === "vertical" && (this.options.tooltip_position === "top" || this.options.tooltip_position === "bottom")) {
if (this.options.rtl) {
this.options.tooltip_position = "left";
} else {
this.options.tooltip_position = "right";
}
} else if (this.options.orientation === "horizontal" && (this.options.tooltip_position === "left" || this.options.tooltip_position === "right")) {
this.options.tooltip_position = "top";
}
function getDataAttrib(element, optName) {
var dataName = "data-slider-" + optName.replace(/_/g, '-');
var dataValString = element.getAttribute(dataName);
try {
return JSON.parse(dataValString);
} catch (err) {
return dataValString;
}
}
/*************************************************
Create Markup
**************************************************/
var origWidth = this.element.style.width;
var updateSlider = false;
var parent = this.element.parentNode;
var sliderTrackSelection;
var sliderTrackLow, sliderTrackHigh;
var sliderMinHandle;
var sliderMaxHandle;
if (this.sliderElem) {
updateSlider = true;
} else {
/* Create elements needed for slider */
this.sliderElem = document.createElement("div");
this.sliderElem.className = "slider";
/* Create slider track elements */
var sliderTrack = document.createElement("div");
sliderTrack.className = "slider-track";
sliderTrackLow = document.createElement("div");
sliderTrackLow.className = "slider-track-low";
sliderTrackSelection = document.createElement("div");
sliderTrackSelection.className = "slider-selection";
sliderTrackHigh = document.createElement("div");
sliderTrackHigh.className = "slider-track-high";
sliderMinHandle = document.createElement("div");
sliderMinHandle.className = "slider-handle min-slider-handle";
sliderMinHandle.setAttribute('role', 'slider');
sliderMinHandle.setAttribute('aria-valuemin', this.options.min);
sliderMinHandle.setAttribute('aria-valuemax', this.options.max);
sliderMaxHandle = document.createElement("div");
sliderMaxHandle.className = "slider-handle max-slider-handle";
sliderMaxHandle.setAttribute('role', 'slider');
sliderMaxHandle.setAttribute('aria-valuemin', this.options.min);
sliderMaxHandle.setAttribute('aria-valuemax', this.options.max);
sliderTrack.appendChild(sliderTrackLow);
sliderTrack.appendChild(sliderTrackSelection);
sliderTrack.appendChild(sliderTrackHigh);
/* Create highlight range elements */
this.rangeHighlightElements = [];
var rangeHighlightsOpts = this.options.rangeHighlights;
if (Array.isArray(rangeHighlightsOpts) && rangeHighlightsOpts.length > 0) {
for (var j = 0; j < rangeHighlightsOpts.length; j++) {
var rangeHighlightElement = document.createElement("div");
var customClassString = rangeHighlightsOpts[j].class || "";
rangeHighlightElement.className = "slider-rangeHighlight slider-selection " + customClassString;
this.rangeHighlightElements.push(rangeHighlightElement);
sliderTrack.appendChild(rangeHighlightElement);
}
}
/* Add aria-labelledby to handle's */
var isLabelledbyArray = Array.isArray(this.options.labelledby);
if (isLabelledbyArray && this.options.labelledby[0]) {
sliderMinHandle.setAttribute('aria-labelledby', this.options.labelledby[0]);
}
if (isLabelledbyArray && this.options.labelledby[1]) {
sliderMaxHandle.setAttribute('aria-labelledby', this.options.labelledby[1]);
}
if (!isLabelledbyArray && this.options.labelledby) {
sliderMinHandle.setAttribute('aria-labelledby', this.options.labelledby);
sliderMaxHandle.setAttribute('aria-labelledby', this.options.labelledby);
}
/* Create ticks */
this.ticks = [];
if (Array.isArray(this.options.ticks) && this.options.ticks.length > 0) {
this.ticksContainer = document.createElement('div');
this.ticksContainer.className = 'slider-tick-container';
for (i = 0; i < this.options.ticks.length; i++) {
var tick = document.createElement('div');
tick.className = 'slider-tick';
if (this.options.ticks_tooltip) {
var tickListenerReference = this._addTickListener();
var enterCallback = tickListenerReference.addMouseEnter(this, tick, i);
var leaveCallback = tickListenerReference.addMouseLeave(this, tick);
this.ticksCallbackMap[i] = {
mouseEnter: enterCallback,
mouseLeave: leaveCallback
};
}
this.ticks.push(tick);
this.ticksContainer.appendChild(tick);
}
sliderTrackSelection.className += " tick-slider-selection";
}
this.tickLabels = [];
if (Array.isArray(this.options.ticks_labels) && this.options.ticks_labels.length > 0) {
this.tickLabelContainer = document.createElement('div');
this.tickLabelContainer.className = 'slider-tick-label-container';
for (i = 0; i < this.options.ticks_labels.length; i++) {
var label = document.createElement('div');
var noTickPositionsSpecified = this.options.ticks_positions.length === 0;
var tickLabelsIndex = this.options.reversed && noTickPositionsSpecified ? this.options.ticks_labels.length - (i + 1) : i;
label.className = 'slider-tick-label';
label.innerHTML = this.options.ticks_labels[tickLabelsIndex];
this.tickLabels.push(label);
this.tickLabelContainer.appendChild(label);
}
}
var createAndAppendTooltipSubElements = function createAndAppendTooltipSubElements(tooltipElem) {
var arrow = document.createElement("div");
arrow.className = "tooltip-arrow";
var inner = document.createElement("div");
inner.className = "tooltip-inner";
tooltipElem.appendChild(arrow);
tooltipElem.appendChild(inner);
};
/* Create tooltip elements */
var sliderTooltip = document.createElement("div");
sliderTooltip.className = "tooltip tooltip-main";
sliderTooltip.setAttribute('role', 'presentation');
createAndAppendTooltipSubElements(sliderTooltip);
var sliderTooltipMin = document.createElement("div");
sliderTooltipMin.className = "tooltip tooltip-min";
sliderTooltipMin.setAttribute('role', 'presentation');
createAndAppendTooltipSubElements(sliderTooltipMin);
var sliderTooltipMax = document.createElement("div");
sliderTooltipMax.className = "tooltip tooltip-max";
sliderTooltipMax.setAttribute('role', 'presentation');
createAndAppendTooltipSubElements(sliderTooltipMax);
/* Append components to sliderElem */
this.sliderElem.appendChild(sliderTrack);
this.sliderElem.appendChild(sliderTooltip);
this.sliderElem.appendChild(sliderTooltipMin);
this.sliderElem.appendChild(sliderTooltipMax);
if (this.tickLabelContainer) {
this.sliderElem.appendChild(this.tickLabelContainer);
}
if (this.ticksContainer) {
this.sliderElem.appendChild(this.ticksContainer);
}
this.sliderElem.appendChild(sliderMinHandle);
this.sliderElem.appendChild(sliderMaxHandle);
/* Append slider element to parent container, right before the original <input> element */
parent.insertBefore(this.sliderElem, this.element);
/* Hide original <input> element */
this.element.style.display = "none";
}
/* If JQuery exists, cache JQ references */
if ($) {
this.$element = $(this.element);
this.$sliderElem = $(this.sliderElem);
}
/*************************************************
Setup
**************************************************/
this.eventToCallbackMap = {};
this.sliderElem.id = this.options.id;
this.touchCapable = 'ontouchstart' in window || window.DocumentTouch && document instanceof window.DocumentTouch;
this.touchX = 0;
this.touchY = 0;
this.tooltip = this.sliderElem.querySelector('.tooltip-main');
this.tooltipInner = this.tooltip.querySelector('.tooltip-inner');
this.tooltip_min = this.sliderElem.querySelector('.tooltip-min');
this.tooltipInner_min = this.tooltip_min.querySelector('.tooltip-inner');
this.tooltip_max = this.sliderElem.querySelector('.tooltip-max');
this.tooltipInner_max = this.tooltip_max.querySelector('.tooltip-inner');
if (SliderScale[this.options.scale]) {
this.options.scale = SliderScale[this.options.scale];
}
if (updateSlider === true) {
// Reset classes
this._removeClass(this.sliderElem, 'slider-horizontal');
this._removeClass(this.sliderElem, 'slider-vertical');
this._removeClass(this.sliderElem, 'slider-rtl');
this._removeClass(this.tooltip, 'hide');
this._removeClass(this.tooltip_min, 'hide');
this._removeClass(this.tooltip_max, 'hide');
// Undo existing inline styles for track
["left", "right", "top", "width", "height"].forEach(function (prop) {
this._removeProperty(this.trackLow, prop);
this._removeProperty(this.trackSelection, prop);
this._removeProperty(this.trackHigh, prop);
}, this);
// Undo inline styles on handles
[this.handle1, this.handle2].forEach(function (handle) {
this._removeProperty(handle, 'left');
this._removeProperty(handle, 'right');
this._removeProperty(handle, 'top');
}, this);
// Undo inline styles and classes on tooltips
[this.tooltip, this.tooltip_min, this.tooltip_max].forEach(function (tooltip) {
this._removeProperty(tooltip, 'left');
this._removeProperty(tooltip, 'right');
this._removeProperty(tooltip, 'top');
this._removeProperty(tooltip, 'margin-left');
this._removeProperty(tooltip, 'margin-right');
this._removeProperty(tooltip, 'margin-top');
this._removeClass(tooltip, 'right');
this._removeClass(tooltip, 'left');
this._removeClass(tooltip, 'top');
}, this);
}
if (this.options.orientation === 'vertical') {
this._addClass(this.sliderElem, 'slider-vertical');
this.stylePos = 'top';
this.mousePos = 'pageY';
this.sizePos = 'offsetHeight';
} else {
this._addClass(this.sliderElem, 'slider-horizontal');
this.sliderElem.style.width = origWidth;
this.options.orientation = 'horizontal';
if (this.options.rtl) {
this.stylePos = 'right';
} else {
this.stylePos = 'left';
}
this.mousePos = 'pageX';
this.sizePos = 'offsetWidth';
}
// specific rtl class
if (this.options.rtl) {
this._addClass(this.sliderElem, 'slider-rtl');
}
this._setTooltipPosition();
/* In case ticks are specified, overwrite the min and max bounds */
if (Array.isArray(this.options.ticks) && this.options.ticks.length > 0) {
this.options.max = Math.max.apply(Math, this.options.ticks);
this.options.min = Math.min.apply(Math, this.options.ticks);
}
if (Array.isArray(this.options.value)) {
this.options.range = true;
this._state.value = this.options.value;
} else if (this.options.range) {
// User wants a range, but value is not an array
this._state.value = [this.options.value, this.options.max];
} else {
this._state.value = this.options.value;
}
this.trackLow = sliderTrackLow || this.trackLow;
this.trackSelection = sliderTrackSelection || this.trackSelection;
this.trackHigh = sliderTrackHigh || this.trackHigh;
if (this.options.selection === 'none') {
this._addClass(this.trackLow, 'hide');
this._addClass(this.trackSelection, 'hide');
this._addClass(this.trackHigh, 'hide');
} else if (this.options.selection === 'after' || this.options.selection === 'before') {
this._removeClass(this.trackLow, 'hide');
this._removeClass(this.trackSelection, 'hide');
this._removeClass(this.trackHigh, 'hide');
}
this.handle1 = sliderMinHandle || this.handle1;
this.handle2 = sliderMaxHandle || this.handle2;
if (updateSlider === true) {
// Reset classes
this._removeClass(this.handle1, 'round triangle');
this._removeClass(this.handle2, 'round triangle hide');
for (i = 0; i < this.ticks.length; i++) {
this._removeClass(this.ticks[i], 'round triangle hide');
}
}
var availableHandleModifiers = ['round', 'triangle', 'custom'];
var isValidHandleType = availableHandleModifiers.indexOf(this.options.handle) !== -1;
if (isValidHandleType) {
this._addClass(this.handle1, this.options.handle);
this._addClass(this.handle2, this.options.handle);
for (i = 0; i < this.ticks.length; i++) {
this._addClass(this.ticks[i], this.options.handle);
}
}
this._state.offset = this._offset(this.sliderElem);
this._state.size = this.sliderElem[this.sizePos];
this.setValue(this._state.value);
/******************************************
Bind Event Listeners
******************************************/
// Bind keyboard handlers
this.handle1Keydown = this._keydown.bind(this, 0);
this.handle1.addEventListener("keydown", this.handle1Keydown, false);
this.handle2Keydown = this._keydown.bind(this, 1);
this.handle2.addEventListener("keydown", this.handle2Keydown, false);
this.mousedown = this._mousedown.bind(this);
this.touchstart = this._touchstart.bind(this);
this.touchmove = this._touchmove.bind(this);
if (this.touchCapable) {
// Test for passive event support
var supportsPassive = false;
try {
var opts = Object.defineProperty({}, 'passive', {
get: function get() {
supportsPassive = true;
}
});
window.addEventListener("test", null, opts);
} catch (e) {}
// Use our detect's results. passive applied if supported, capture will be false either way.
var eventOptions = supportsPassive ? { passive: true } : false;
// Bind touch handlers
this.sliderElem.addEventListener("touchstart", this.touchstart, eventOptions);
this.sliderElem.addEventListener("touchmove", this.touchmove, eventOptions);
}
this.sliderElem.addEventListener("mousedown", this.mousedown, false);
// Bind window handlers
this.resize = this._resize.bind(this);
window.addEventListener("resize", this.resize, false);
// Bind tooltip-related handlers
if (this.options.tooltip === 'hide') {
this._addClass(this.tooltip, 'hide');
this._addClass(this.tooltip_min, 'hide');
this._addClass(this.tooltip_max, 'hide');
} else if (this.options.tooltip === 'always') {
this._showTooltip();
this._alwaysShowTooltip = true;
} else {
this.showTooltip = this._showTooltip.bind(this);
this.hideTooltip = this._hideTooltip.bind(this);
if (this.options.ticks_tooltip) {
var callbackHandle = this._addTickListener();
//create handle1 listeners and store references in map
var mouseEnter = callbackHandle.addMouseEnter(this, this.handle1);
var mouseLeave = callbackHandle.addMouseLeave(this, this.handle1);
this.handleCallbackMap.handle1 = {
mouseEnter: mouseEnter,
mouseLeave: mouseLeave
};
//create handle2 listeners and store references in map
mouseEnter = callbackHandle.addMouseEnter(this, this.handle2);
mouseLeave = callbackHandle.addMouseLeave(this, this.handle2);
this.handleCallbackMap.handle2 = {
mouseEnter: mouseEnter,
mouseLeave: mouseLeave
};
} else {
this.sliderElem.addEventListener("mouseenter", this.showTooltip, false);
this.sliderElem.addEventListener("mouseleave", this.hideTooltip, false);
}
this.handle1.addEventListener("focus", this.showTooltip, false);
this.handle1.addEventListener("blur", this.hideTooltip, false);
this.handle2.addEventListener("focus", this.showTooltip, false);
this.handle2.addEventListener("blur", this.hideTooltip, false);
}
if (this.options.enabled) {
this.enable();
} else {
this.disable();
}
}
/*************************************************
INSTANCE PROPERTIES/METHODS
- Any methods bound to the prototype are considered
part of the plugin's `public` interface
**************************************************/
Slider.prototype = {
_init: function _init() {}, // NOTE: Must exist to support bridget
constructor: Slider,
defaultOptions: {
id: "",
min: 0,
max: 10,
step: 1,
precision: 0,
orientation: 'horizontal',
value: 5,
range: false,
selection: 'before',
tooltip: 'show',
tooltip_split: false,
handle: 'round',
reversed: false,
rtl: 'auto',
enabled: true,
formatter: function formatter(val) {
if (Array.isArray(val)) {
return val[0] + " : " + val[1];
} else {
return val;
}
},
natural_arrow_keys: false,
ticks: [],
ticks_positions: [],
ticks_labels: [],
ticks_snap_bounds: 0,
ticks_tooltip: false,
scale: 'linear',
focus: false,
tooltip_position: null,
labelledby: null,
rangeHighlights: []
},
getElement: function getElement() {
return this.sliderElem;
},
getValue: function getValue() {
if (this.options.range) {
return this._state.value;
} else {
return this._state.value[0];
}
},
setValue: function setValue(val, triggerSlideEvent, triggerChangeEvent) {
if (!val) {
val = 0;
}
var oldValue = this.getValue();
this._state.value = this._validateInputValue(val);
var applyPrecision = this._applyPrecision.bind(this);
if (this.options.range) {
this._state.value[0] = applyPrecision(this._state.value[0]);
this._state.value[1] = applyPrecision(this._state.value[1]);
this._state.value[0] = Math.max(this.options.min, Math.min(this.options.max, this._state.value[0]));
this._state.value[1] = Math.max(this.options.min, Math.min(this.options.max, this._state.value[1]));
} else {
this._state.value = applyPrecision(this._state.value);
this._state.value = [Math.max(this.options.min, Math.min(this.options.max, this._state.value))];
this._addClass(this.handle2, 'hide');
if (this.options.selection === 'after') {
this._state.value[1] = this.options.max;
} else {
this._state.value[1] = this.options.min;
}
}
if (this.options.max > this.options.min) {
this._state.percentage = [this._toPercentage(this._state.value[0]), this._toPercentage(this._state.value[1]), this.options.step * 100 / (this.options.max - this.options.min)];
} else {
this._state.percentage = [0, 0, 100];
}
this._layout();
var newValue = this.options.range ? this._state.value : this._state.value[0];
this._setDataVal(newValue);
if (triggerSlideEvent === true) {
this._trigger('slide', newValue);
}
if (oldValue !== newValue && triggerChangeEvent === true) {
this._trigger('change', {
oldValue: oldValue,
newValue: newValue
});
}
return this;
},
destroy: function destroy() {
// Remove event handlers on slider elements
this._removeSliderEventHandlers();
// Remove the slider from the DOM
this.sliderElem.parentNode.removeChild(this.sliderElem);
/* Show original <input> element */
this.element.style.display = "";
// Clear out custom event bindings
this._cleanUpEventCallbacksMap();
// Remove data values
this.element.removeAttribute("data");
// Remove JQuery handlers/data
if ($) {
this._unbindJQueryEventHandlers();
this.$element.removeData('slider');
}
},
disable: function disable() {
this._state.enabled = false;
this.handle1.removeAttribute("tabindex");
this.handle2.removeAttribute("tabindex");
this._addClass(this.sliderElem, 'slider-disabled');
this._trigger('slideDisabled');
return this;
},
enable: function enable() {
this._state.enabled = true;
this.handle1.setAttribute("tabindex", 0);
this.handle2.setAttribute("tabindex", 0);
this._removeClass(this.sliderElem, 'slider-disabled');
this._trigger('slideEnabled');
return this;
},
toggle: function toggle() {
if (this._state.enabled) {
this.disable();
} else {
this.enable();
}
return this;
},
isEnabled: function isEnabled() {
return this._state.enabled;
},
on: function on(evt, callback) {
this._bindNonQueryEventHandler(evt, callback);
return this;
},
off: function off(evt, callback) {
if ($) {
this.$element.off(evt, callback);
this.$sliderElem.off(evt, callback);
} else {
this._unbindNonQueryEventHandler(evt, callback);
}
},
getAttribute: function getAttribute(attribute) {
if (attribute) {
return this.options[attribute];
} else {
return this.options;
}
},
setAttribute: function setAttribute(attribute, value) {
this.options[attribute] = value;
return this;