A gauge that shows a fractional value.
A simple gauge provider displays values that map to a
1.0 range. For example, you could use the gauge to show the percentage of a task that has been completed, or the current temperature within a specified temperature range.
For time intervals, use the
Creating a Simple Gauge Provider
Getting Information About the Gauge
A formatted string that conveys the difference in time between the current date and a date that you specify.
The common behavior for displaying text-based data in a complication.
An abstract superclass that provides all the common behaviors for the gauge providers.