Binary heatmapdemo displays a heatmap widget.

CellWidth set the width of cells (or grids) in the heat map, not the terminal cell.

New returns a new HeatMap widget.

XLabelCellOpts set the cell options for the labels on the X axis.

YLabelCellOpts set the cell options for the labels on the Y axis.

HeatMap draws heat map charts.

Option is used to provide options.