# Mirror
Use scriptable options to mirror the anchor, align and rotation options around the horizontal scale origin.
{ type: 'bar', data: { labels: labels, datasets: [{ backgroundColor: Utils.color(0), borderColor: Utils.color(0), data: Utils.numbers({ count: DATA_COUNT, min: -100, max: 100 }) }] }, options: { plugins: { datalabels: { align: function(context) { var value = context.dataset.data[context.dataIndex]; return value > 0 ? 'end' : 'start'; }, anchor: function(context) { var value = context.dataset.data[context.dataIndex]; return value > 0 ? 'end' : 'start'; }, borderRadius: 4, color: 'white', rotation: function(context) { var value = context.dataset.data[context.dataIndex]; return value > 0 ? 45 : 180 - 45; }, backgroundColor: function(context) { return context.dataset.backgroundColor; }, formatter: Math.round, padding: 6, } }, // Core options aspectRatio: 5 / 3, layout: { padding: { top: 32, right: 24, bottom: 24, left: 0 } }, elements: { line: { fill: false, tension: 0.4 }, point: { hoverRadius: 7, radius: 5 } }, }, }