813 lines
24 KiB
JavaScript
813 lines
24 KiB
JavaScript
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/*! jQuery-ui-Slider-Pips - v1.11.4 - 2016-09-04
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* Copyright (c) 2016 Simon Goellner <simey.me@gmail.com>; Licensed MIT */
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(function($) {
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"use strict";
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var extensionMethods = {
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// pips
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pips: function( settings ) {
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var slider = this,
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i, j, p,
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collection = "",
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mousedownHandlers,
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min = slider._valueMin(),
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max = slider._valueMax(),
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pips = ( max - min ) / slider.options.step,
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$handles = slider.element.find(".ui-slider-handle"),
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$pips;
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var options = {
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first: "label",
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/* "label", "pip", false */
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last: "label",
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/* "label", "pip", false */
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rest: "pip",
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/* "label", "pip", false */
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labels: false,
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/* [array], { first: "string", rest: [array], last: "string" }, false */
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prefix: "",
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/* "", string */
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suffix: "",
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/* "", string */
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step: ( pips > 100 ) ? Math.floor( pips * 0.05 ) : 1,
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/* number */
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formatLabel: function(value) {
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return this.prefix + value + this.suffix;
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}
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/* function
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must return a value to display in the pip labels */
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};
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if ( $.type( settings ) === "object" || $.type( settings ) === "undefined" ) {
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$.extend( options, settings );
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slider.element.data("pips-options", options );
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} else {
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if ( settings === "destroy" ) {
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destroy();
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} else if ( settings === "refresh" ) {
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slider.element.slider( "pips", slider.element.data("pips-options") );
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}
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return;
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}
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// we don't want the step ever to be a floating point or negative
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// (or 0 actually, so we'll set it to 1 in that case).
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slider.options.pipStep = Math.abs( Math.round( options.step ) ) || 1;
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// get rid of all pips that might already exist.
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slider.element
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.off( ".selectPip" )
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.addClass("ui-slider-pips")
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.find(".ui-slider-pip")
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.remove();
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// small object with functions for marking pips as selected.
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var selectPip = {
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single: function(value) {
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this.resetClasses();
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$pips
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.filter(".ui-slider-pip-" + this.classLabel(value) )
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.addClass("ui-slider-pip-selected");
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if ( slider.options.range ) {
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$pips.each(function(k, v) {
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var pipVal = $(v).children(".ui-slider-label").data("value");
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if (( slider.options.range === "min" && pipVal < value ) ||
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( slider.options.range === "max" && pipVal > value )) {
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$(v).addClass("ui-slider-pip-inrange");
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}
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});
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}
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},
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range: function(values) {
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this.resetClasses();
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for ( i = 0; i < values.length; i++ ) {
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$pips
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.filter(".ui-slider-pip-" + this.classLabel(values[i]) )
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.addClass("ui-slider-pip-selected-" + ( i + 1 ) );
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}
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if ( slider.options.range ) {
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$pips.each(function(k, v) {
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var pipVal = $(v).children(".ui-slider-label").data("value");
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if ( pipVal > values[0] && pipVal < values[1] ) {
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$(v).addClass("ui-slider-pip-inrange");
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}
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});
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}
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},
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classLabel: function(value) {
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return value.toString().replace(".", "-");
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},
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resetClasses: function() {
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var regex = /(^|\s*)(ui-slider-pip-selected|ui-slider-pip-inrange)(-{1,2}\d+|\s|$)/gi;
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$pips.removeClass( function(index, css) {
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return ( css.match(regex) || [] ).join(" ");
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});
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}
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};
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function getClosestHandle( val ) {
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var h, k,
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sliderVals,
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comparedVals,
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closestVal,
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tempHandles = [],
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closestHandle = 0;
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if ( slider.values() && slider.values().length ) {
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// get the current values of the slider handles
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sliderVals = slider.values();
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// find the offset value from the `val` for each
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// handle, and store it in a new array
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comparedVals = $.map( sliderVals, function(v) {
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return Math.abs( v - val );
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});
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// figure out the closest handles to the value
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closestVal = Math.min.apply( Math, comparedVals );
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// if a comparedVal is the closestVal, then
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// set the value accordingly, and set the closest handle.
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for ( h = 0; h < comparedVals.length; h++ ) {
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if ( comparedVals[h] === closestVal ) {
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tempHandles.push(h);
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}
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}
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// set the closest handle to the first handle in array,
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// just incase we have no _lastChangedValue to compare to.
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closestHandle = tempHandles[0];
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// now we want to find out if any of the closest handles were
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// the last changed handle, if so we specify that handle to change
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for ( k = 0; k < tempHandles.length; k++ ) {
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if ( slider._lastChangedValue === tempHandles[k] ) {
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closestHandle = tempHandles[k];
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}
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}
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if ( slider.options.range && tempHandles.length === 2 ) {
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if ( val > sliderVals[1] ) {
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closestHandle = tempHandles[1];
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} else if ( val < sliderVals[0] ) {
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closestHandle = tempHandles[0];
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}
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}
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}
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return closestHandle;
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}
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function destroy() {
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slider.element
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.off(".selectPip")
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.on("mousedown.slider", slider.element.data("mousedown-original") )
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.removeClass("ui-slider-pips")
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.find(".ui-slider-pip")
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.remove();
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}
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// when we click on a label, we want to make sure the
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// slider's handle actually goes to that label!
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// so we check all the handles and see which one is closest
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// to the label we clicked. If 2 handles are equidistant then
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// we move both of them. We also want to trigger focus on the
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// handle.
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// without this method the label is just treated like a part
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// of the slider and there's no accuracy in the selected value
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function labelClick( label, e ) {
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if (slider.option("disabled")) {
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return;
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}
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var val = $(label).data("value"),
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indexToChange = getClosestHandle( val );
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if ( slider.values() && slider.values().length ) {
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slider.options.values[ indexToChange ] = slider._trimAlignValue( val );
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} else {
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slider.options.value = slider._trimAlignValue( val );
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}
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slider._refreshValue();
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slider._change( e, indexToChange );
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}
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// method for creating a pip. We loop this for creating all
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// the pips.
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function createPip( which ) {
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var label,
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percent,
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number = which,
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classes = "ui-slider-pip",
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css = "",
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value = slider.value(),
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values = slider.values(),
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labelValue,
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classLabel,
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labelIndex;
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if ( which === "first" ) {
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number = 0;
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} else if ( which === "last" ) {
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number = pips;
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}
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// labelValue is the actual value of the pip based on the min/step
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labelValue = min + ( slider.options.step * number );
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// classLabel replaces any decimals with hyphens
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classLabel = labelValue.toString().replace(".", "-");
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// get the index needed for selecting labels out of the array
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labelIndex = ( number + min ) - min;
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// we need to set the human-readable label to either the
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// corresponding element in the array, or the appropriate
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// item in the object... or an empty string.
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if ( $.type(options.labels) === "array" ) {
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label = options.labels[ labelIndex ] || "";
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} else if ( $.type( options.labels ) === "object" ) {
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if ( which === "first" ) {
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// set first label
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label = options.labels.first || "";
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} else if ( which === "last" ) {
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// set last label
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label = options.labels.last || "";
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} else if ( $.type( options.labels.rest ) === "array" ) {
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// set other labels, but our index should start at -1
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// because of the first pip.
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label = options.labels.rest[ labelIndex - 1 ] || "";
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} else {
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// urrggh, the options must be f**ked, just show nothing.
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label = labelValue;
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}
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} else {
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label = labelValue;
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}
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if ( which === "first" ) {
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// first Pip on the Slider
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percent = "0%";
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classes += " ui-slider-pip-first";
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classes += ( options.first === "label" ) ? " ui-slider-pip-label" : "";
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classes += ( options.first === false ) ? " ui-slider-pip-hide" : "";
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} else if ( which === "last" ) {
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// last Pip on the Slider
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percent = "100%";
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classes += " ui-slider-pip-last";
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classes += ( options.last === "label" ) ? " ui-slider-pip-label" : "";
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classes += ( options.last === false ) ? " ui-slider-pip-hide" : "";
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} else {
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// all other Pips
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percent = (( 100 / pips ) * which ).toFixed(4) + "%";
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classes += ( options.rest === "label" ) ? " ui-slider-pip-label" : "";
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classes += ( options.rest === false ) ? " ui-slider-pip-hide" : "";
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}
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classes += " ui-slider-pip-" + classLabel;
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// add classes for the initial-selected values.
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if ( values && values.length ) {
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for ( i = 0; i < values.length; i++ ) {
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if ( labelValue === values[i] ) {
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classes += " ui-slider-pip-initial-" + ( i + 1 );
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classes += " ui-slider-pip-selected-" + ( i + 1 );
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}
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}
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if ( slider.options.range ) {
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if ( labelValue > values[0] &&
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labelValue < values[1] ) {
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classes += " ui-slider-pip-inrange";
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}
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}
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} else {
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if ( labelValue === value ) {
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classes += " ui-slider-pip-initial";
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classes += " ui-slider-pip-selected";
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}
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if ( slider.options.range ) {
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if (( slider.options.range === "min" && labelValue < value ) ||
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( slider.options.range === "max" && labelValue > value )) {
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classes += " ui-slider-pip-inrange";
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}
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}
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}
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css = ( slider.options.orientation === "horizontal" ) ?
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|
"left: " + percent :
|
||
|
|
"bottom: " + percent;
|
||
|
|
|
||
|
|
|
||
|
|
// add this current pip to the collection
|
||
|
|
return "<span class=\"" + classes + "\" style=\"" + css + "\">" +
|
||
|
|
"<span class=\"ui-slider-line\"></span>" +
|
||
|
|
"<span class=\"ui-slider-label\" data-value=\"" +
|
||
|
|
labelValue + "\">" + options.formatLabel(label) + "</span>" +
|
||
|
|
"</span>";
|
||
|
|
|
||
|
|
}
|
||
|
|
|
||
|
|
// create our first pip
|
||
|
|
collection += createPip("first");
|
||
|
|
|
||
|
|
// for every stop in the slider where we need a pip; create one.
|
||
|
|
for ( p = slider.options.pipStep; p < pips; p += slider.options.pipStep ) {
|
||
|
|
collection += createPip( p );
|
||
|
|
}
|
||
|
|
|
||
|
|
// create our last pip
|
||
|
|
collection += createPip("last");
|
||
|
|
|
||
|
|
// append the collection of pips.
|
||
|
|
slider.element.append( collection );
|
||
|
|
|
||
|
|
// store the pips for setting classes later.
|
||
|
|
$pips = slider.element.find(".ui-slider-pip");
|
||
|
|
|
||
|
|
|
||
|
|
|
||
|
|
// store the mousedown handlers for later, just in case we reset
|
||
|
|
// the slider, the handler would be lost!
|
||
|
|
|
||
|
|
if ( $._data( slider.element.get(0), "events").mousedown &&
|
||
|
|
$._data( slider.element.get(0), "events").mousedown.length ) {
|
||
|
|
|
||
|
|
mousedownHandlers = $._data( slider.element.get(0), "events").mousedown;
|
||
|
|
|
||
|
|
} else {
|
||
|
|
|
||
|
|
mousedownHandlers = slider.element.data("mousedown-handlers");
|
||
|
|
|
||
|
|
}
|
||
|
|
|
||
|
|
slider.element.data("mousedown-handlers", mousedownHandlers.slice() );
|
||
|
|
|
||
|
|
// loop through all the mousedown handlers on the slider,
|
||
|
|
// and store the original namespaced (.slider) event handler so
|
||
|
|
// we can trigger it later.
|
||
|
|
for ( j = 0; j < mousedownHandlers.length; j++ ) {
|
||
|
|
if ( mousedownHandlers[j].namespace === "slider" ) {
|
||
|
|
slider.element.data("mousedown-original", mousedownHandlers[j].handler );
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
// unbind the mousedown.slider event, because it interferes with
|
||
|
|
// the labelClick() method (stops smooth animation), and decide
|
||
|
|
// if we want to trigger the original event based on which element
|
||
|
|
// was clicked.
|
||
|
|
slider.element
|
||
|
|
.off("mousedown.slider")
|
||
|
|
.on("mousedown.selectPip", function(e) {
|
||
|
|
|
||
|
|
var $target = $(e.target),
|
||
|
|
closest = getClosestHandle( $target.data("value") ),
|
||
|
|
$handle = $handles.eq( closest );
|
||
|
|
|
||
|
|
$handle.addClass("ui-state-active");
|
||
|
|
|
||
|
|
if ( $target.is(".ui-slider-label") ) {
|
||
|
|
|
||
|
|
labelClick( $target, e );
|
||
|
|
|
||
|
|
slider.element
|
||
|
|
.one("mouseup.selectPip", function() {
|
||
|
|
|
||
|
|
$handle
|
||
|
|
.removeClass("ui-state-active")
|
||
|
|
.focus();
|
||
|
|
|
||
|
|
});
|
||
|
|
|
||
|
|
} else {
|
||
|
|
|
||
|
|
var originalMousedown = slider.element.data("mousedown-original");
|
||
|
|
originalMousedown(e);
|
||
|
|
|
||
|
|
}
|
||
|
|
|
||
|
|
});
|
||
|
|
|
||
|
|
|
||
|
|
|
||
|
|
|
||
|
|
slider.element.on( "slide.selectPip slidechange.selectPip", function(e, ui) {
|
||
|
|
|
||
|
|
var $slider = $(this),
|
||
|
|
value = $slider.slider("value"),
|
||
|
|
values = $slider.slider("values");
|
||
|
|
|
||
|
|
if ( ui ) {
|
||
|
|
|
||
|
|
value = ui.value;
|
||
|
|
values = ui.values;
|
||
|
|
|
||
|
|
}
|
||
|
|
|
||
|
|
if ( slider.values() && slider.values().length ) {
|
||
|
|
|
||
|
|
selectPip.range( values );
|
||
|
|
|
||
|
|
} else {
|
||
|
|
|
||
|
|
selectPip.single( value );
|
||
|
|
|
||
|
|
}
|
||
|
|
|
||
|
|
});
|
||
|
|
|
||
|
|
|
||
|
|
|
||
|
|
|
||
|
|
},
|
||
|
|
|
||
|
|
|
||
|
|
|
||
|
|
|
||
|
|
|
||
|
|
|
||
|
|
|
||
|
|
|
||
|
|
// floats
|
||
|
|
|
||
|
|
float: function( settings ) {
|
||
|
|
|
||
|
|
var i,
|
||
|
|
slider = this,
|
||
|
|
min = slider._valueMin(),
|
||
|
|
max = slider._valueMax(),
|
||
|
|
value = slider._value(),
|
||
|
|
values = slider._values(),
|
||
|
|
tipValues = [],
|
||
|
|
$handles = slider.element.find(".ui-slider-handle");
|
||
|
|
|
||
|
|
var options = {
|
||
|
|
|
||
|
|
handle: true,
|
||
|
|
/* false */
|
||
|
|
|
||
|
|
pips: false,
|
||
|
|
/* true */
|
||
|
|
|
||
|
|
labels: false,
|
||
|
|
/* [array], { first: "string", rest: [array], last: "string" }, false */
|
||
|
|
|
||
|
|
prefix: "",
|
||
|
|
/* "", string */
|
||
|
|
|
||
|
|
suffix: "",
|
||
|
|
/* "", string */
|
||
|
|
|
||
|
|
event: "slidechange slide",
|
||
|
|
/* "slidechange", "slide", "slidechange slide" */
|
||
|
|
|
||
|
|
formatLabel: function(value) {
|
||
|
|
return this.prefix + value + this.suffix;
|
||
|
|
}
|
||
|
|
/* function
|
||
|
|
must return a value to display in the floats */
|
||
|
|
|
||
|
|
};
|
||
|
|
|
||
|
|
if ( $.type( settings ) === "object" || $.type( settings ) === "undefined" ) {
|
||
|
|
|
||
|
|
$.extend( options, settings );
|
||
|
|
slider.element.data("float-options", options );
|
||
|
|
|
||
|
|
} else {
|
||
|
|
|
||
|
|
if ( settings === "destroy" ) {
|
||
|
|
|
||
|
|
destroy();
|
||
|
|
|
||
|
|
} else if ( settings === "refresh" ) {
|
||
|
|
|
||
|
|
slider.element.slider( "float", slider.element.data("float-options") );
|
||
|
|
|
||
|
|
}
|
||
|
|
|
||
|
|
return;
|
||
|
|
|
||
|
|
}
|
||
|
|
|
||
|
|
|
||
|
|
|
||
|
|
|
||
|
|
if ( value < min ) {
|
||
|
|
value = min;
|
||
|
|
}
|
||
|
|
|
||
|
|
if ( value > max ) {
|
||
|
|
value = max;
|
||
|
|
}
|
||
|
|
|
||
|
|
if ( values && values.length ) {
|
||
|
|
|
||
|
|
for ( i = 0; i < values.length; i++ ) {
|
||
|
|
|
||
|
|
if ( values[i] < min ) {
|
||
|
|
values[i] = min;
|
||
|
|
}
|
||
|
|
|
||
|
|
if ( values[i] > max ) {
|
||
|
|
values[i] = max;
|
||
|
|
}
|
||
|
|
|
||
|
|
}
|
||
|
|
|
||
|
|
}
|
||
|
|
|
||
|
|
// add a class for the CSS
|
||
|
|
slider.element
|
||
|
|
.addClass("ui-slider-float")
|
||
|
|
.find(".ui-slider-tip, .ui-slider-tip-label")
|
||
|
|
.remove();
|
||
|
|
|
||
|
|
|
||
|
|
|
||
|
|
function destroy() {
|
||
|
|
|
||
|
|
slider.element
|
||
|
|
.off(".sliderFloat")
|
||
|
|
.removeClass("ui-slider-float")
|
||
|
|
.find(".ui-slider-tip, .ui-slider-tip-label")
|
||
|
|
.remove();
|
||
|
|
|
||
|
|
}
|
||
|
|
|
||
|
|
|
||
|
|
function getPipLabels( values ) {
|
||
|
|
|
||
|
|
// when checking the array we need to divide
|
||
|
|
// by the step option, so we store those values here.
|
||
|
|
|
||
|
|
var vals = [],
|
||
|
|
steppedVals = $.map( values, function(v) {
|
||
|
|
return Math.ceil(( v - min ) / slider.options.step);
|
||
|
|
});
|
||
|
|
|
||
|
|
// now we just get the values we need to return
|
||
|
|
// by looping through the values array and assigning the
|
||
|
|
// label if it exists.
|
||
|
|
|
||
|
|
if ( $.type( options.labels ) === "array" ) {
|
||
|
|
|
||
|
|
for ( i = 0; i < values.length; i++ ) {
|
||
|
|
|
||
|
|
vals[i] = options.labels[ steppedVals[i] ] || values[i];
|
||
|
|
|
||
|
|
}
|
||
|
|
|
||
|
|
} else if ( $.type( options.labels ) === "object" ) {
|
||
|
|
|
||
|
|
for ( i = 0; i < values.length; i++ ) {
|
||
|
|
|
||
|
|
if ( values[i] === min ) {
|
||
|
|
|
||
|
|
vals[i] = options.labels.first || min;
|
||
|
|
|
||
|
|
} else if ( values[i] === max ) {
|
||
|
|
|
||
|
|
vals[i] = options.labels.last || max;
|
||
|
|
|
||
|
|
} else if ( $.type( options.labels.rest ) === "array" ) {
|
||
|
|
|
||
|
|
vals[i] = options.labels.rest[ steppedVals[i] - 1 ] || values[i];
|
||
|
|
|
||
|
|
} else {
|
||
|
|
|
||
|
|
vals[i] = values[i];
|
||
|
|
|
||
|
|
}
|
||
|
|
|
||
|
|
}
|
||
|
|
|
||
|
|
} else {
|
||
|
|
|
||
|
|
for ( i = 0; i < values.length; i++ ) {
|
||
|
|
|
||
|
|
vals[i] = values[i];
|
||
|
|
|
||
|
|
}
|
||
|
|
|
||
|
|
}
|
||
|
|
|
||
|
|
return vals;
|
||
|
|
|
||
|
|
}
|
||
|
|
|
||
|
|
// apply handle tip if settings allows.
|
||
|
|
if ( options.handle ) {
|
||
|
|
|
||
|
|
// we need to set the human-readable label to either the
|
||
|
|
// corresponding element in the array, or the appropriate
|
||
|
|
// item in the object... or an empty string.
|
||
|
|
|
||
|
|
tipValues = ( slider.values() && slider.values().length ) ?
|
||
|
|
getPipLabels( values ) :
|
||
|
|
getPipLabels( [ value ] );
|
||
|
|
|
||
|
|
for ( i = 0; i < tipValues.length; i++ ) {
|
||
|
|
|
||
|
|
$handles
|
||
|
|
.eq( i )
|
||
|
|
.append( $("<span class=\"ui-slider-tip\">"+ options.formatLabel(tipValues[i]) +"</span>") );
|
||
|
|
|
||
|
|
}
|
||
|
|
|
||
|
|
}
|
||
|
|
|
||
|
|
if ( options.pips ) {
|
||
|
|
|
||
|
|
// if this slider also has pip-labels, we make those into tips, too.
|
||
|
|
slider.element.find(".ui-slider-label").each(function(k, v) {
|
||
|
|
|
||
|
|
var $this = $(v),
|
||
|
|
val = [ $this.data("value") ],
|
||
|
|
label,
|
||
|
|
$tip;
|
||
|
|
|
||
|
|
|
||
|
|
label = options.formatLabel( getPipLabels( val )[0] );
|
||
|
|
|
||
|
|
// create a tip element
|
||
|
|
$tip =
|
||
|
|
$("<span class=\"ui-slider-tip-label\">" + label + "</span>")
|
||
|
|
.insertAfter( $this );
|
||
|
|
|
||
|
|
});
|
||
|
|
|
||
|
|
}
|
||
|
|
|
||
|
|
// check that the event option is actually valid against our
|
||
|
|
// own list of the slider's events.
|
||
|
|
if ( options.event !== "slide" &&
|
||
|
|
options.event !== "slidechange" &&
|
||
|
|
options.event !== "slide slidechange" &&
|
||
|
|
options.event !== "slidechange slide" ) {
|
||
|
|
|
||
|
|
options.event = "slidechange slide";
|
||
|
|
|
||
|
|
}
|
||
|
|
|
||
|
|
// when slider changes, update handle tip label.
|
||
|
|
slider.element
|
||
|
|
.off(".sliderFloat")
|
||
|
|
.on( options.event + ".sliderFloat", function( e, ui ) {
|
||
|
|
|
||
|
|
var uiValue = ( $.type( ui.value ) === "array" ) ? ui.value : [ ui.value ],
|
||
|
|
val = options.formatLabel( getPipLabels( uiValue )[0] );
|
||
|
|
|
||
|
|
$(ui.handle)
|
||
|
|
.find(".ui-slider-tip")
|
||
|
|
.html( val );
|
||
|
|
|
||
|
|
});
|
||
|
|
|
||
|
|
}
|
||
|
|
|
||
|
|
};
|
||
|
|
|
||
|
|
$.extend(true, $.ui.slider.prototype, extensionMethods);
|
||
|
|
|
||
|
|
})(jQuery);
|