Exporting

1 Mar 20185 minutes to read

Linear Gauge has an exporting feature that converts Gauge control into image format and then export in client side. The method API exportImage is used to export the LinearGauge. It has two arguments such as file name and file format to specify the file name and file formats. For exporting refer the following code example.

HTML

<div id="LinearGauge1"></div>
<button id="btnSubmit">Export</button>
<div id=" fileName ">FileName </div>
<div id=" fileFormat ">FileFormat </div>
<select id="fileFormat">
    <option value="JPEG">JPEG</option>
    <option value="PNG">PNG</option>
</select>

JAVASCRIPT

$(function () {
        // declaration
        $("#btnSubmit").ejButton({ width: "50px", click: "buttonClickEvent", });
        $("#fileFormat").ejDropDownList({ selectedItemIndex: 0, width: "115" });
        //For rendering linear gauge
        $("#LinearGauge1").ejLinearGauge({
            labelColor: "#8c8c8c", width: 450, load: "loadGaugeTheme",
            //Adding scale collection
            scales: [{
                width: 4, border: { color: "transparent", width: 0 }, showBarPointers: false, showRanges: true, length: 310,
                position: { x: 52, y: 50 }, markerPointers: [{
                    value: 50, length: 10, width: 10, backgroundColor: "#4D4D4D", border: { color: "#4D4D4D" }
                }],
                //Adding label collection
                labels: [{ font: { size: "11px", fontFamily: "Segoe UI", fontStyle: "bold" }, distanceFromScale: { x: -13 } }],
                //Adding tick collection
                ticks: [{ type: "majorinterval", width: 1, color: "#8c8c8c" }],
                //Adding range collection
                ranges: [{
                    endValue: 60,
                    startValue: 0,
                    backgroundColor: "#F6B53F",
                    border: { color: "#F6B53F" }, startWidth: 4, endWidth: 4
                }, {
                    endValue: 100,
                    startValue: 60,
                    backgroundColor: "#E94649",
                    border: { color: "#E94649" }, startWidth: 4, endWidth: 4
                }]
            }]
        });
    });
    function buttonClickEvent() {
        var FileName = $("#fileName").val();
        var FileFormat = $("#fileFormat").ejDropDownList("option", "value");
        $("#LinearGauge1").ejLinearGauge("exportImage", FileName, FileFormat);
    }
    $("#sampleProperties").ejPropertiesPanel();

Execute the above code to render the following output.

Export Properties

Each export object contains the following list of properties.

type - Specifies the format of the file to export

fileName - Specifies the downloading filename

action - Specifies the name of the action URL

mode - Specifies the mode of exporting