igDataChart with horizontal target line workaround

by georgianastasov

HTML

<script src="https://igniteui.com/js/modernizr.min.js"></script>
<script src="https://code.jquery.com/jquery-1.9.1.min.js"></script>
<script src="https://code.jquery.com/ui/1.10.3/jquery-ui.min.js"></script>
<script src="https://cdn-na.infragistics.com/igniteui/latest/js/infragistics.core.js"></script>
<script src="https://cdn-na.infragistics.com/igniteui/latest/js/infragistics.dv.js"></script>
<script src="https://igniteui.com/js-data/world-energy-production"></script>
<link href="https://cdn-na.infragistics.com/igniteui/latest/css/themes/infragistics/infragistics.theme.css" rel="stylesheet"></link>
<link href="https://cdn-na.infragistics.com/igniteui/latest/css/structure/infragistics.css" rel="stylesheet"></link>
<link href="https://cdn-na.infragistics.com/igniteui/latest/css/structure/modules/infragistics.ui.chart.css" rel="stylesheet"></link>

<div>
        <div>
            <div id="chart" class="chart"></div>
            <div id="legend" class="legend"></div>
        </div> 
    </div>

CSS

.tooltip { margin: 0px 5px 0px 5px; }

        .chart {
            display: inline-block;
        }
        .legend {
            display: inline-block; 
        }
        
        .ui-chart-legend-item-text{
           font-size: 1rem !important;
        }

JavaScript

$(function () {
						var data = [{Year: 2023, PG1: 0, PG2: 0, PG3: 0, PG4: 0, National: 20},{Year: 2023, PG1: 20, PG2: 40, PG3: 60, PG4: 40, National: 20},{Year: 2023, PG1: 0, PG2: 0, PG3: 0, PG4: 0, National: 20}];

            $("#chart").igDataChart({
                dataSource: data,
                width: "700px",
                height: "450px", 
                title: "Energy Production Per Country",
                legend: { element: "legend" },
                horizontalZoomable: true,
                verticalZoomable: true,
                axes: [{
                    type: "categoryX",
                    name: "XAxis",
                    strokeThickness: 5,
                    title: "Year " + data[0].Year
                }, {
                    type: "numericY",
                    name: "YAxis",
                    minimumValue: 0,
                    maximumValue: 100,
                    strokeThickness: 5,
                    title: "Quadrillion Btu"
                }],
                series: [ 
                    CreateColumnSeries("PG1", "PG1"),
                    CreateColumnSeries("PG2", "PG2"),
                    CreateColumnSeries("PG3", "PG3"),
                    CreateColumnSeries("PG4", "PG4"),
                    CreateLineSeries("National", "National"),
                 ],
            }); 
            
            function CreateLineSeries(seriesMemberPath, seriesTitle) {
                var series = {
                    type: "line",
                    markerType: "none",
                    xAxis: "XAxis",
                    yAxis: "YAxis",
                    name: seriesMemberPath + "series",
                    title: seriesTitle,
                    valueMemberPath: seriesMemberPath,
                    isTransitionInEnabled: true,
                    isHighlightingEnabled: true,
                    showTooltip: true,
                    thickness: 3,
                    brush: "#000000"
                }
             ...