.top(panelTopFunction).height(panelHeightFunction)
.cursor(POINTER).events(ALL)
.strokeStyle(barBorderColorFunction).lineWidth(3);
/* Add a label to each panel */
panel.anchor(PVAlignment.LEFT).add(PV.Label).text(panelLabelFunction);
PVPanel innerPanel = panel.add(PV.Panel).left(LEFT_LABEL_PADDING)
.fillStyle("#ffffff");
/* Add many vertical bars (slices) to each horizontal Panel (bar) */