Glossary

ILineReader: abstraction for reading bytes by offset and by line
MemoryMappedLineReader: file-backed ILineReader implementation for large binaries
ByteOverlay: edit projection over an underlying reader
ByteOverlayLineReader: ILineReader that exposes overlay state to the control
HexFormatter: builds formatted offset, hex, and ASCII lines
HexViewControl: Avalonia control that renders and edits binary data
SelectionService: range-based mutation helper
NavigationService: caret history and bookmark helper
EditJournal: undo/redo log for overlay operations
DifferencesProvider: callback that returns offsets to highlight as diffs
HexAnnotation: labeled byte range with color and drag behavior