Added core multi-track support with track management and controls: **Track Types & Utilities:** - Track interface with audio buffer, controls (volume/pan/solo/mute) - Track utility functions for creation, mixing, and gain calculation - Track color system with 9 preset colors - Configurable track heights (60-300px) **Components:** - TrackHeader: Collapsible track controls with inline name editing - Solo/Mute buttons with visual feedback - Volume slider (0-100%) and Pan control (L-C-R) - Track color indicator and remove button - Track: Waveform display component with canvas rendering - Click-to-seek on waveform - Playhead visualization - Support for collapsed state - TrackList: Container managing multiple tracks - Scrollable track list with custom scrollbar - Add track button - Empty state UI **State Management:** - useMultiTrack hook with localStorage persistence - Add/remove/update/reorder track operations - Track buffer management Features implemented: - ✅ Track creation and removal - ✅ Track naming (editable) - ✅ Track colors - ✅ Solo/Mute per track - ✅ Volume fader per track (0-100%) - ✅ Pan control per track (L-C-R) - ✅ Track collapse/expand - ✅ Track height configuration - ✅ Waveform visualization per track - ✅ Multi-track audio mixing utilities Next: Integrate into AudioEditor and implement multi-track playback 🤖 Generated with [Claude Code](https://claude.com/claude-code) Co-Authored-By: Claude <noreply@anthropic.com>
2.7 KiB
2.7 KiB