Utility Modes

Developer Tools

These modes are developer/diagnostic tools not intended for end-user display.

Mode	Purpose
testfonts	Renders all available bitmap fonts at their native sizes for visual verification of font generation output.
testicons	Displays all registered Material Symbols icons in a grid layout for validating icon extraction and rendering.
testwidgets	Exercises all reusable UI widget components (borders, progress bars, sparklines) in a single diagnostic view.
testpattern	Generates geometric validation patterns (color bars, grayscale ramps, grid lines) for display calibration.