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Customization in JavaScript Range Navigator control

26 Oct 2021 / 4 minutes to read

The Range Selector can be customized by using the navigatorStyleSettings. The selectedRegionColor property is used to specify the color for the selected region, whereas the unselectedRegionColor property is used to specify the color for the unselected region.

Source
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index.ts
index.html
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import { RangeNavigator, AreaSeries,  DateTime, RangeTooltip}  from "@syncfusion/ej2-charts";
RangeNavigator.Inject(AreaSeries, DateTime, RangeTooltip);
import { datasrc } from "./datasource.ts";

let range: RangeNavigator = new RangeNavigator({
    valueType: 'DateTime',
    value: [new Date('2017-09-01'), new Date('2018-02-01')],
    tooltip: { enable: true },
    labelFormat: 'MMM-yy',
    navigatorStyleSettings: {
       unselectedRegionColor: 'skyblue',
       selectedRegionColor: 'pink'
        },
    series: [{
                dataSource: datasrc, xName: 'x', yName: 'y', type: 'Area', width: 2,
            }],
}, '#element');
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<!DOCTYPE html>
<html lang="en">

<head>
    <title>EJ2 Animation</title>
    <meta charset="utf-8" />
    <meta name="viewport" content="width=device-width, initial-scale=1.0" />
    <meta name="description" content="Typescript UI Controls" />
    <meta name="author" content="Syncfusion" />
    <link href="index.css" rel="stylesheet" />
    <script src="https://cdnjs.cloudflare.com/ajax/libs/systemjs/0.19.38/system.js"></script>
    <script src="systemjs.config.js"></script>
</head>

<body>
    <div id='loader'>Loading....</div>
    <div id='container' style="margin-top: 125px">
        <div id='element'></div>
    </div>
</body>

</html>

Thumb

The thumb property allows to customize the border, fill color, size, and type of thumb. Thumbs can be of two shapes: Circle and Rectangle.

Source
Preview
index.ts
index.html
Copied to clipboard
import { RangeNavigator, AreaSeries,  DateTime, RangeTooltip}  from "@syncfusion/ej2-charts";
RangeNavigator.Inject(AreaSeries, DateTime, RangeTooltip);
import { datasrc } from "./datasource.ts";

let range: RangeNavigator = new RangeNavigator({
    valueType: 'DateTime',
    value: [new Date('2017-09-01'), new Date('2018-02-01')],
    tooltip: { enable: true },
    labelFormat: 'MMM-yy',
    navigatorStyleSettings: {
       thumb:{
           type: 'Rectangle',
           border: { width: 2, color: 'red'},
           fill: 'pink'
       }
        },
    series: [{
                dataSource: datasrc, xName: 'x', yName: 'y', type: 'Area', width: 2,
            }],
}, '#element');
Copied to clipboard
<!DOCTYPE html>
<html lang="en">

<head>
    <title>EJ2 Animation</title>
    <meta charset="utf-8" />
    <meta name="viewport" content="width=device-width, initial-scale=1.0" />
    <meta name="description" content="Typescript UI Controls" />
    <meta name="author" content="Syncfusion" />
    <link href="index.css" rel="stylesheet" />
    <script src="https://cdnjs.cloudflare.com/ajax/libs/systemjs/0.19.38/system.js"></script>
    <script src="systemjs.config.js"></script>
</head>

<body>
    <div id='loader'>Loading....</div>
    <div id='container' style="margin-top: 125px">
        <div id='element'></div>
    </div>
</body>

</html>

Border customization

Using the navigatorBorder, the width and color of the Range Selector border can be customized.

Source
Preview
index.ts
index.html
Copied to clipboard
import { RangeNavigator, AreaSeries,  DateTime, RangeTooltip}  from "@syncfusion/ej2-charts";
RangeNavigator.Inject(AreaSeries, DateTime, RangeTooltip);
import { datasrc } from "./datasource.ts";

let range: RangeNavigator = new RangeNavigator({
    valueType: 'DateTime',
    value: [new Date('2017-09-01'), new Date('2018-02-01')],
    tooltip: { enable: true },
    labelFormat: 'MMM-yy',
    navigatorBorder : { width: 4, color: 'green'},
    series: [{
                dataSource: datasrc, xName: 'x', yName: 'y', type: 'Area', width: 2,
            }],
}, '#element');
Copied to clipboard
<!DOCTYPE html>
<html lang="en">

<head>
    <title>EJ2 Animation</title>
    <meta charset="utf-8" />
    <meta name="viewport" content="width=device-width, initial-scale=1.0" />
    <meta name="description" content="Typescript UI Controls" />
    <meta name="author" content="Syncfusion" />
    <link href="index.css" rel="stylesheet" />
    <script src="https://cdnjs.cloudflare.com/ajax/libs/systemjs/0.19.38/system.js"></script>
    <script src="systemjs.config.js"></script>
</head>

<body>
    <div id='loader'>Loading....</div>
    <div id='container' style="margin-top: 125px">
        <div id='element'></div>
    </div>
</body>

</html>

Deferred update

If the enableDeferredUpdate property is set to true, then the changed event will be triggered after dragging the slider. If the enableDeferredUpdate is false, then the changed event will be triggered when dragging the slider. By default, the enableDeferredUpdate is set to false.

Source
Preview
index.ts
index.html
Copied to clipboard
import { RangeNavigator, Chart, AreaSeries,  DateTime, RangeTooltip}  from "@syncfusion/ej2-charts";
Chart.Inject(DateTime, AreaSeries);
RangeNavigator.Inject(AreaSeries, DateTime, RangeTooltip);
import { datasrc } from "./datasource.ts";

let chart: Chart = new Chart(
    {
        primaryXAxis: {
            valueType: 'DateTime',
            edgeLabelPlacement: 'Shift'
        },
        series: [{
            dataSource: datasrc, xName: 'x', yName: 'y', width: 2, name: 'Rate', type: 'Area'
        }],
        tooltip: { enable: true },
        height: '350', legendSettings: { visible: false },
    }
);
chart.appendTo('#Chart');
let range: RangeNavigator = new RangeNavigator({
    valueType: 'DateTime',
    value: [new Date('2017-09-01'), new Date('2018-02-01')],
    tooltip: { enable: true },
    enableDeferredUpdate: true,
    series: [{
                dataSource: datasrc, xName: 'x', yName: 'y', type: 'Area', width: 2,
            }],
    changed: (args: IChangedEventArgs) => {
            chart.primaryXAxis.zoomFactor = args.zoomFactor;
            chart.primaryXAxis.zoomPosition = args.zoomPosition;
            chart.dataBind();
        },
}, '#element');
Copied to clipboard
<!DOCTYPE html>
<html lang="en">

<head>
    <title>EJ2 Animation</title>
    <meta charset="utf-8" />
    <meta name="viewport" content="width=device-width, initial-scale=1.0" />
    <meta name="description" content="Typescript UI Controls" />
    <meta name="author" content="Syncfusion" />
    <link href="index.css" rel="stylesheet" />
    <script src="https://cdnjs.cloudflare.com/ajax/libs/systemjs/0.19.38/system.js"></script>
    <script src="systemjs.config.js"></script>
</head>

<body>
    <div id='loader'>Loading....</div>
    <div id='container'>
        <div id='element'></div>
        <div id='Chart'></div>
    </div>
</body>

</html>

Allow snapping

The allowSnapping property toggles the placement of the slider exactly to the left or on the nearest interval.

Source
Preview
index.ts
index.html
Copied to clipboard
import { RangeNavigator, AreaSeries,  DateTime, RangeTooltip}  from "@syncfusion/ej2-charts";
RangeNavigator.Inject(AreaSeries, DateTime, RangeTooltip);
import { datasrc } from "./datasource.ts";

let range: RangeNavigator = new RangeNavigator({
    valueType: 'DateTime',
    value: [new Date('2017-09-01'), new Date('2018-02-01')],
    tooltip: { enable: true },
    labelFormat: 'MMM-yy',
    allowSnapping: true,
    series: [{
                dataSource: datasrc, xName: 'x', yName: 'y', type: 'Area', width: 2,
            }],
}, '#element');
Copied to clipboard
<!DOCTYPE html>
<html lang="en">

<head>
    <title>EJ2 Animation</title>
    <meta charset="utf-8" />
    <meta name="viewport" content="width=device-width, initial-scale=1.0" />
    <meta name="description" content="Typescript UI Controls" />
    <meta name="author" content="Syncfusion" />
    <link href="index.css" rel="stylesheet" />
    <script src="https://cdnjs.cloudflare.com/ajax/libs/systemjs/0.19.38/system.js"></script>
    <script src="systemjs.config.js"></script>
</head>

<body>
    <div id='loader'>Loading....</div>
    <div id='container' style="margin-top: 125px">
        <div id='element'></div>
    </div>
</body>

</html>

Animation

The speed of the animation can be controlled using the animationDuration property. The default value of the animationDuration property is 500 milliseconds.

Source
Preview
index.ts
index.html
Copied to clipboard
import { RangeNavigator, AreaSeries,  DateTime, RangeTooltip}  from "@syncfusion/ej2-charts";
RangeNavigator.Inject(AreaSeries, DateTime, RangeTooltip);
import { datasrc } from "./datasource.ts";

let range: RangeNavigator = new RangeNavigator({
    valueType: 'DateTime',
    value: [new Date('2017-09-01'), new Date('2018-02-01')],
    tooltip: { enable: true },
    labelFormat: 'MMM-yy',
    animationDuration: 2000,
    series: [{
                dataSource: datasrc, xName: 'x', yName: 'y', type: 'Area', width: 2,
            }],
}, '#element');
Copied to clipboard
<!DOCTYPE html>
<html lang="en">

<head>
    <title>EJ2 Animation</title>
    <meta charset="utf-8" />
    <meta name="viewport" content="width=device-width, initial-scale=1.0" />
    <meta name="description" content="Typescript UI Controls" />
    <meta name="author" content="Syncfusion" />
    <link href="index.css" rel="stylesheet" />
    <script src="https://cdnjs.cloudflare.com/ajax/libs/systemjs/0.19.38/system.js"></script>
    <script src="systemjs.config.js"></script>
</head>

<body>
    <div id='loader'>Loading....</div>
    <div id='container' style="margin-top: 125px">
        <div id='element'></div>
    </div>
</body>

</html>

See Also