Google Charts - Customized Tooltip Timeline Chart
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How to Draw a Customized Tooltip Timeline Chart?
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In this example, we will draw a customized tooltip timeline chart. Please hover the bars in the above chart to view particular details.
Example
HTML Online Editor
<!DOCTYPE html>
<html lang="en-US">
<head>
<script src="https://www.gstatic.com/charts/loader.js"></script>
</head>
<body>
<div id="point">
</div>
<script>
google.charts.load('current', {'packages':['timeline']});
google.charts.setOnLoadCallback(drawChart);
function drawChart() {
var container = document.getElementById('point');
var chart = new google.visualization.Timeline(container);
var dataTable = new google.visualization.DataTable();
dataTable.addColumn({ type: 'string', id: 'President' });
dataTable.addColumn({ type: 'string', id: 'dummy bar label' });
dataTable.addColumn({ type: 'string', role: 'tooltip' });
dataTable.addColumn({ type: 'date', id: 'Start' });
dataTable.addColumn({ type: 'date', id: 'End' });
dataTable.addRows([
[ 'Washington', null, 'Tooltip1', new Date(1789, 3, 29), new Date(1797, 2, 3) ],
[ 'Adams', null, 'Tooltip2', new Date(1797, 2, 3), new Date(1801, 2, 3) ],
[ 'Jefferson', null, 'Tooltip3', new Date(1801, 2, 3), new Date(1809, 2, 3) ]
]);
chart.draw(dataTable);
}
</script>
</body>
</html>
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