<html> <head> <script type="text/javascript" src="https://www.gstatic.com/charts/loader.js"></script> <script type="text/javascript"> google.charts.load('current', {'packages':['corechart', 'bar']}); google.charts.setOnLoadCallback(drawStuff); function drawStuff() { var button = document.getElementById('change-chart'); var chartDiv = document.getElementById('chart_div'); var data = google.visualization.arrayToDataTable([ ['Galaxy', 'Distance', 'Brightness'], ['Canis Major Dwarf', 8000, 23.3], ['Sagittarius Dwarf', 24000, 4.5], ['Ursa Major II Dwarf', 30000, 14.3], ['Lg. Magellanic Cloud', 50000, 0.9], ['Bootes I', 60000, 13.1] ]); var materialOptions = { width: 900, chart: { title: 'Nearby galaxies', subtitle: 'distance on the left, brightness on the right' }, series: { 0: { axis: 'distance' }, // Bind series 0 to an axis named 'distance'. 1: { axis: 'brightness' } // Bind series 1 to an axis named 'brightness'. }, axes: { y: { distance: {label: 'parsecs'}, // Left y-axis. brightness: {side: 'right', label: 'apparent magnitude'} // Right y-axis. } } }; var classicOptions = { width: 900, series: { 0: {targetAxisIndex: 0}, 1: {targetAxisIndex: 1} }, title: 'Nearby galaxies - distance on the left, brightness on the right', vAxes: { // Adds titles to each axis. 0: {title: 'parsecs'}, 1: {title: 'apparent magnitude'} } }; function drawMaterialChart() { var materialChart = new google.charts.Bar(chartDiv); materialChart.draw(data, google.charts.Bar.convertOptions(materialOptions)); button.innerText = 'Change to Classic'; button.onclick = drawClassicChart; } function drawClassicChart() { var classicChart = new google.visualization.ColumnChart(chartDiv); classicChart.draw(data, classicOptions); button.innerText = 'Change to Material'; button.onclick = drawMaterialChart; } drawMaterialChart(); }; </script> </head> <body> <button id="change-chart">Change to Classic</button> <br><br> <div id="chart_div" style="width: 800px; height: 500px;"></div> </body></html>