dc-rangeslide

0.1.4 • Public • Published

rangeslide.js

Customizable range slider with labels (but without jQuery)

Table of contents

Screenshots

Rangeslide with labels and tooltip Example with different label positioning

Quick start

Several quick start options are available:

Download the latest build

Development
Production

Install From Bower

bower install rangeslide.js --save

Install From Npm

npm install rangeslide.js --save

Done!

Usage

Including files:

<link rel="stylesheet" href="/path/to/rangeslide.css">
<script src="/path/to/rangeslide.js"></script>

Required HTML structure

<div id="rangeslide" class="rangeslide"></div>

Initialization

All you need to do is invoke rangeslide on an element:

var myRangeslide = rangeslide(domNode, options);

You can also initialize with css selector string:

var myRangeslide = rangeslide("#elementId", options);

Examples

There are some example usages that you can look at to get started. They can be found in the examples folder.

Options

rangeslide.js can accept an options object to alter the way it looks and behaves. If no options object is passed default values are used. The example of a structure of an options object is as follows:

{
  data: [
  	{ name: "example1", item: "Example text" },
  	{ name: "example2", item: "Another example text" },
  	{ name: "example3", item: function() { return "And yet another example text"; }
  ],
  showLabels: true,
  showTicks: true,
  labelsPosition: "alternate",
  startAlternateLabelsFromTop: true,
  startPosition: 0,
  thumbHeight: 16,
  thumbWidth: 16,
  handlers: {
    initialized: function(rangeslideElement) {},
    valueChanged: function(data, rangeslideElement) {},
    markerClicked: function(data, markerElement) {}
  }

Here is the explanation of options object:

Option Type Description Default Options
autoPlay Boolean Enable auto play mode false
autoPlayDelay Number Delay (in miliseconds) between steps in auto play mode 1000
data Array Array of data objects (property 'name' is mandatory []
enableLabelClick Boolean Enable click on labels true
enableMarkerClick Boolean Enable click on track markers true
enableTrackClick Boolean Enable click on track true
handlers Object Event handlers collection {}
highlightSelectedLabels Boolean Enable highlighting of selected labels false
labelsPosition String Position of labels on a rangeslide 'below' 'above', 'below', 'alternate'
labelsWidth Number Width of labels 60
leftLabel String Text to display on left side label ""
loop Boolean Enable loop when auto play mode is active true
markerSize Number Size of track marker (pixels) 14
rightLabel String Text to display on right side label ""
showLabels Boolean Show/hide labels false
sideLabelsWidth Number Width of left and right side labels 40
showTrackMarkersProgress Boolean Indicate progress on markers false
showTicks Boolean Show/hide label ticks false
showTrackMarkers Boolean Show/hide track markers false
showTrackProgress Boolean Indicate progress on track false
showValue Boolean Show/hide value indicator false
startAlternateLabelsFromTop Boolean Show first label above if labelsPosition is 'alternate' false
startPosition Number Initial position of rangeslide thumb 0
stepSize Number Size of rangeslider step 16
thumbHeight Number Height of thumb element (in pixels) 16
thumbWidth Number Width of thumb element (in pixels) 16
tickHeight Number Height of label's tick (in pixels) 16
trackHeight Number Height of rangeslide track (in pixels) 7
valueIndicatorOffset Number Value indicator offset from rangeslider thumb 5
valueIndicatorWidth Number Width of value indicator (in pixels) 32
valueIndicatorHeight Number Height of value indicator (in pixels) 32
valuePosition String Position of value indicator 'thumb' 'above', 'below', 'thumb'
valueSource String Source of data for value indicator 'index' 'index', 'name', 'item'

Data

Data collection for rangeslide is provided during instatiation or later using "data" attribute in options. Number of steps (markers) for a slider is equal to number of items passed in this attribute. Each data item is required to have at least "name" attribute (String). You can also pass additional data using "item" attribute. Below is an example of proper data setup:

rangeslide("#element" {
	data: [
    	{ name: "data1", item: "simple string data"},
        { name: "data2", item: ["data", "in", "a", "form", "of ", "an", "array"] },
        { name: "data3", item: function() { return "data in a form of a function"; } },
        { name: "data4", item: { "passing": "object", "as": "data" } },
        { name: "data5" }
    ]
})

Rangeslide constructed with the above data will have 3 steps (markers).

Methods

Methods are called on rangeslide instances. You shoud save the instances to variable to have further access to it.

Object getValue()

Get current rangeslide value.

var item = rangeslide.getValue();

DOMNode getElement()

Gets rangeslide's DOM node object.

var node = rangeslide.getElement();

void setValue(Number index)

Set rangeslide value by specifying data index.

rangeslide.setValue(2);

void setValueByName(String name)

Set rangeslide value by specifying data name. If multiple data items with the same names are found first one is set.

rangeslide.setValueByName("exampleName");

void setOption(String name, Object value)

Gets rangeslide's DOM node object.

rangeslide.setOption("autoPlay", true);

void refresh()

Manually refresh and redraw rangeslide. Invoked automatically when options change.

rangeslide.refresh();

Events

rangeslide.js provides custom events for some of it's actions. Appropriate callbacks can be specified in options.

Event Description Arguments
valueChanged Fires after slider value is changed dataItem, rangeslideElement
playStart Fires when auto play is started dataItem, rangeslideElement
playStop Fires when auto play is stopped dataItem, rangeslideElement
initialized Fires after slider is initialized rangeslideElement
refreshed Fires after slider is refreshed rangeslideElement
trackClicked Fires after slider track is clicked dataItem, trackElement
labelClicked Fires after label is clicked dataItem, labelElement
markerClicked Fires after track marker is clicked dataItem, markerElement
thumbDragStart Fires when thumb dragging is initiated dataItem, thumbElement
thumbDragged Fires when thumb is being dragged dataItem, thumbElement
thumbDraggedEnd Fires when thumb is dropped dataItem, thumbElement

Event handlers are passed in rangeslide options like in the example below:

rangeslide("#element" {
	handlers: {
    	"valueChanged": [function(data, element) { console.log(data); }],
        "labelClicked": [
        	function(data, element) { console.log(data); },
            function(data, element) { return data.name; },
            function(data, element) { element.style.backroundColor = "#e2e3e4"; },
        ]
    }
})

Copyright and license

Licensed under MIT license.

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npm i dc-rangeslide

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Version

0.1.4

License

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  • karenpommeroy