Added #

• Phase 0-1: Foundation (Complete)

  • Pitch model with MIDI conversion
  • Duration model with dots and tuplets support
  • Note and Rest models
  • Chord model for simultaneous notes
  • StaffPosition calculations for treble, bass, alto, and tenor clefs
  • StaffUnits for proportional measurements
  • Basic StaffRenderer for drawing staff lines and ledger lines
  • Comprehensive documentation and implementation plan

• Phase 2: Core Rendering & Playback (Complete)

  • PlaybackController for managing playback state and tracking active notes
  • NoteheadRenderer for filled and hollow noteheads with proper rotation
  • StemRenderer with automatic direction calculation
  • AccidentalRenderer using SMuFL glyphs (♯, ♭, ♮, 𝄪, 𝄫)
  • GlyphProvider for Bravura font music symbols
  • NotationView widget for displaying interactive notation
  • NotationPainter for efficient rendering
  • Real-time note highlighting during playback
  • Chord rendering with proper stem placement
  • Support for treble and bass clefs
  • Ledger lines for notes outside staff range

• Phase 3: Essential Notation Elements (Complete)

  • Week 6: Rests and Dots

    • RestRenderer with proper SMuFL rest symbols
    • DotRenderer for augmentation dots (dotted notes)
    • Rest positioning based on duration type
    • Dot positioning that avoids staff lines
    • Support for single and double dots

  • Week 7: Flags

    • FlagRenderer for eighth, sixteenth, thirty-second, and sixty-fourth notes
    • SMuFL flag glyphs with proper direction (up/down)
    • Fallback path-based flag rendering
    • Automatic flag attachment to stem ends
    • Multiple flags for shorter durations

  • Week 8-9: Measures and Barlines

    • Measure model for complete musical measures
    • TimeSignature model with common time signatures (4/4, 3/4, 6/8, etc.)
    • KeySignature model for all 15 major/minor keys (-7 to +7 accidentals)
    • BarlineRenderer for all barline types (single, double, final, repeat start/end, dashed)
    • ClefRenderer for treble, bass, alto, and tenor clefs using SMuFL glyphs
    • KeySignatureRenderer with proper sharp/flat positioning for all clefs
    • TimeSignatureRenderer with number stacks and common/cut time symbols
    • Complete measure layout with clef, key signature, and time signature
    • Intelligent accidental display based on key signature context
    • Multi-measure rendering with proper spacing
    • Updated NotationView to accept both measures (new) and notes (legacy)
    • Updated NotationPainter to render complete measures with all elements

Changed #

• NotationView now supports both List<Measure> (preferred) and List<Note> (legacy) modes
• NotationPainter intelligently handles measure-based vs note-based rendering
• Key signature accidentals are only shown when notes differ from the key

Deprecated #

• None yet

Removed #

• None yet

Fixed #

• None yet

Security #

• None yet

Roadmap #

Phase 4: Layout & Spacing Engine (Weeks 10-12) #

• Proportional spacing algorithm
• Collision detection for accidentals
• Multi-measure layout with line breaks
• Viewport culling for performance

Phase 5: Grand Staff (Weeks 13-14) #

• Two-staff piano notation
• Brace rendering
• Synchronized measures across staves

Phase 6: Advanced Features (Weeks 15-20) #

• Beaming for eighth notes and shorter
• Ties and slurs
• Tuplets (triplets, quintuplets, etc.)

Phase 7: MIDI Integration (Weeks 21-23) #

• Complete MIDI file parser
• Quantization and voice separation
• Full MIDI-to-notation conversion

Phase 8: Polish & Release (Week 24) #

• Comprehensive documentation
• 80%+ test coverage
• pub.dev release

Initial alpha release with foundation components.