Published
Edited
Jul 16, 2019
2 stars
html`<div id="chartdiv"></div>`
am4core.ready(function() {
// Themes begin
am4core.useTheme(am4themes_animated);
// Themes end
var chart = am4core.create("chartdiv", am4charts.XYChart);
var data = [];
var value = 50;
for(let i = 0; i < 300; i++){
let date = new Date();
date.setHours(0,0,0,0);
date.setDate(i);
value -= Math.round((Math.random() < 0.5 ? 1 : -1) * Math.random() * 10);
data.push({date:date, value: value});
}
chart.data = data;
// Create axes
var dateAxis = chart.xAxes.push(new am4charts.DateAxis());
dateAxis.renderer.minGridDistance = 60;
var valueAxis = chart.yAxes.push(new am4charts.ValueAxis());
// Create series
var series = chart.series.push(new am4charts.LineSeries());
series.dataFields.valueY = "value";
series.dataFields.dateX = "date";
series.tooltipText = "{value}"
series.tooltip.pointerOrientation = "vertical";
chart.cursor = new am4charts.XYCursor();
chart.cursor.snapToSeries = series;
chart.cursor.xAxis = dateAxis;
//chart.scrollbarY = new am4core.Scrollbar();
chart.scrollbarX = new am4core.Scrollbar();
}); // end am4core.ready()
html`<style> #chartdiv { width: 100%; height: 500px; } </style>`
Purpose-built for displays of data
Observable is your go-to platform for exploring data and creating expressive data visualizations. Use reactive JavaScript notebooks for prototyping and a collaborative canvas for visual data exploration and dashboard creation.
