README.md

User Interface App

Graphics application implementation with basic User Interface elements rendered using graphics RHI.

User Interface Application Base Class

UserInterface::IApp

UserInterface::IApp interface contains declaration of Settings structure and abstract methods to get current graphics application settings and methods to modify individual setting values. The following settings are available:

IApp Setting	Type	Default Value	Cmd-Line Option	Description
heads_up_display_mode	HeadsUpDisplayMode	WindowTitle	-i,--hud	HUD displaying mode: Hidden, WindowTitle, UserInterface
logo_badge_visible	bool	true		Flag to show logo badge
logo_badge_color	Color4F	{ 1.F, 1.F, 1.F, 0.15F }		Logo badge color
text_color	Color4F	{ 1.F, 1.F, 1.F, 1.F }		Default text color in UI panels
text_margins	UnitPoint	{ 20, 20, Units::Dots }		Text panel margins
main_font	Font::Description	{ "Main", "RobotoMono-Regular.ttf", 11U }		Main font parameters
hud_settings	HeadsUpDisplay::Settings	default		HUD settings

UserInterface::App

UserInterface::App application base class is derived from basic graphics application Graphics::App class and extends it with common UI functionality:

• Controls and shortcuts help rendering in UI panel in left-bottom corner displayed by F1 key.
• Command-line options help rendering in UI panel in left-bottom corner displayed by F2 key.
• Optional application parameters rendering in UI panel in right-bottom corner displayed by F3 key.
• Heads-Up-Display (HUD) rendering in a UI panel in left-top-corner. HUD mode is changed with F4 key.
• Logo badge rendering in top-right corner.

User Interface Application Controllers

UserInterface::AppController

User Interface application controller is derived from the Graphics application controller and implements the following additional actions.

UI Application Action	Keyboard Shortcut
Switch Heads-Up Display Mode	F4