google.charts.load('current', {'packages':['corechart']});
google.charts.setOnLoadCallback(drawStuff);
function drawStuff() {
var data = new google.visualization.arrayToDataTable([
['Galaxy', 'Distance', 'Brightness'],
['Canis Major Dwarf', 10, 20],
['Sagittarius Dwarf', 20, 40],
['Ursa Major II Dwarf', 40, 50],
['Lg. Magellanic Cloud', 60, 80],
['Bootes I', 80, 120]
]);
var options = {
isStacked: 'percent',
colors: ['transparent', 'magenta'],
legend: {
position: 'bottom'
},
chartArea: {
left: 200,
width: 400
},
width: 800
};
var container = document.getElementById('dual_x_div');
var chart = new google.visualization.BarChart(container);
google.visualization.events.addListener(chart, 'ready', function () {
var labels = container.getElementsByTagName('text');
var hAxisLabels = [];
Array.prototype.forEach.call(labels, function (text, index) {
switch (text.getAttribute('text-anchor')) {
// move y axis labels
case 'end':
text.setAttribute('x', parseFloat(text.getAttribute('x')) + 540);
break;
// save x axis labels
case 'middle':
// save x position here
// otherwise, x position will change
// before you know where the next should have been
hAxisLabels.push({
text: text,
x: parseFloat(text.getAttribute('x'))
});
break;
}
});
// swap label positions
hAxisLabels.forEach(function (label, index) {
label.text.setAttribute('x', hAxisLabels[hAxisLabels.length - index - 1].x);
});
});
chart.draw(data, options);
};
<script src="https://www.gstatic.com/charts/loader.js"></script>
<div id="dual_x_div"></div>