fix: redraw canvas when section/MIDI item duration changes on resize

Add setCanvasRedrawCount after updateActiveTracks in resize handler so WaveformLane re-renders with updated notes/waveform.
2026-07-25 11:33:35 +07:00
parent a956ae407c
commit e0531be65b
3 changed files with 8 additions and 1 deletions
@@ -127,3 +127,9 @@
 - **Các file ảnh hưởng:** `app/static/js/app.jsx`
 - **Ghi chú/Test (nếu có):** `npm run build` — build passes.
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+
+### [2026-07-25 11:32] Task: Redraw canvas on section item duration resize
+- **Tóm tắt thay đổi:** Thêm `setCanvasRedrawCount(n => n + 1)` trong resize mousemove handler để WaveformLane redraw khi section/MIDI item duration thay đổi.
+- **Các file ảnh hưởng:** `app/static/js/app.jsx`, `app/static/js/app.precompiled.js`
+- **Ghi chú/Test (nếu có):** `npm run build` — build passes.
+---