Axis ranges in XYChartScrollbar
Do you know that XYChartScrollbar is not some mystical new class, but rather a full fledged XYChart. This means that we can do with it anything we can do with a regular chart, including adding axis ranges. This demo does exactly that.
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/** * --------------------------------------- * This demo was created using amCharts 4. * * For more information visit: * https://www.amcharts.com/ * * Documentation is available at: * https://www.amcharts.com/docs/v4/ * --------------------------------------- */
am4core.useTheme(am4themes_animated);
// Create chart instancevar chart = am4core.create("chartdiv", am4charts.XYChart);
// Add datachart.data = [ { date: new Date(2018, 0, 1), value: 450, value2: 362, value3: 699 }, { date: new Date(2018, 0, 2), value: 269, value2: 450, value3: 841 }, { date: new Date(2018, 0, 3), value: 700, value2: 358, value3: 699 }, { date: new Date(2018, 0, 4), value: 490, value2: 367, value3: 500 }, { date: new Date(2018, 0, 5), value: 500, value2: 485, value3: 369 }, { date: new Date(2018, 0, 6), value: 550, value2: 354, value3: 250 }, { date: new Date(2018, 0, 7), value: 420, value2: 350, value3: 600 }];
// Create axesvar dateAxis = chart.xAxes.push(new am4charts.DateAxis());dateAxis.renderer.grid.template.location = 0;dateAxis.renderer.minGridDistance = 30;
var valueAxis = chart.yAxes.push(new am4charts.ValueAxis());
// Create seriesfunction createSeries(field, name) { var series = chart.series.push(new am4charts.LineSeries()); series.dataFields.valueY = field; series.dataFields.dateX = "date"; series.name = name; series.tooltipText = "{dateX}: [b]{valueY}[/]"; series.strokeWidth = 2;
var bullet = series.bullets.push(new am4charts.CircleBullet()); bullet.circle.stroke = am4core.color("#fff"); bullet.circle.strokeWidth = 2;
return series;}
var series1 = createSeries("value", "Series #1");var series2 = createSeries("value2", "Series #2");var series3 = createSeries("value3", "Series #3");
chart.legend = new am4charts.Legend();chart.cursor = new am4charts.XYCursor();
chart.scrollbarX = new am4charts.XYChartScrollbar();chart.scrollbarX.series.push(series1);
var scrollAxisX = chart.scrollbarX.scrollbarChart.xAxes.getIndex(0);var range = scrollAxisX.axisRanges.create();range.date = new Date(2018, 0, 4);range.endDate = new Date(2018, 0, 7);range.axisFill.fill = am4core.color("#396478");range.axisFill.fillOpacity = 0.2;range.grid.strokeOpacity = 0;<div id="chartdiv"></div>body { font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif, "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol";}
#chartdiv { width: 100%; height: 350px;}axis-ranges-in-xychartscrollbar