This sample visualizes the sales revenue of items sold by the employees in a week, where the revenue for the day is displayed in 1000 USD as cell data.
In this example, you can see how to render a heat map with the provided data source. The palette color is applied to the items in heat map. The default legend is enabled in this example to represent the items.
The tooltip is enabled in this example. To see the tooltip in action, hover the mouse over an item or tap an item on touch-enabled devices.