Folder structure

Root folder

Ruleset-related folder:

• Beatmap: Beatmap format, include encoding end decoding.
• Configuration: Gameplay/editor configuration.
• Difficulty: Calculate difficulty.
• Edit: All the things for the main editor, checks and non-graphic logic(e.g. change handlers)
• Judgements: for the hit-object judgement result.
• Localisation: all class for mapping the translation.
• Mods: mods.
• Objects: hit-object and drawable-relate things.
• Replays: record the replay.
• Resources: gameplay resource file.
• Scoring: class for record the score.
• Skinning: skinning for the hit-object
• Statistics: drawable info in the result screen.
• UI: gameplay element(e.g. playfield).
• Utils: Utility

Non-ruleset related folder(might only available in this ruleset):

• Bindables: Customized bindable.
• Extensions: Shared extension.
• Flags: A special class to add/remove enum to the property.
• Graphics: Graphic-related drawable/sprite use in everywhere?
• IO: Class for read/write.
• Online: All api-related things.
• Overlays: all overlays(e.g. changelog overlay).
• Screens: extra screen to extend the page.
• Stages: metadata for describe karaoke text layout/animation.
• Timing: customized clock.

Common folder struct:

Graphic: Graphic-related drawable/sprite use in everywhere?

• Containers:
• Sprites:
• UserInterface: UI Library
• UserInterfaceV2: Newer UI Library

Components: Guess all small elements used in the base class will be placed into this folder. Drawable: class are drawable compared to parent folder. see DrawableStoryboardAnimation

Class

1. Abstract class should be in the root folder.