In this example, you can see how to reverse the axis origin for both axes, once the axis origin has been reversed the axis data will be displayed inverted. You can reverse the axis origin by enabling the isInversed property for each axis. Tooltip is enabled in this example, to see the tooltip in action, hover a point or tap on a point in touch enabled devices. Injecting Module Heatmap component features are segregated into individual feature-wise modules. To use a tooltip, inject the Tooltip module using the Heatmap.Inject(Tooltip) method.