Visualiser widgets

What shows a value: bars, scales, LEDs, lines, charts and spinners.

Bar

A progress bar.

Scale

A ruler or gauge face: a line or an arc with tick marks and numbers along it.

LED

A round indicator lamp.

Line

A polyline from a list of points - a divider, a pointer, a simple shape.

Shape

A filled triangle, arrow, needle or three points of your own, that can turn.

Canvas

A picture of the widget's own size that your code draws on, its buffer freed with its screen.

Chart

Line, bar or scatter series against one or two Y axes, with a rolling window.

Spinner

A rotating arc for "working".