From 617251ffc2bd1f1a78ef4741f2fed56f3deed44c Mon Sep 17 00:00:00 2001
From: Dejvino <dejvino@gmail.com>
Date: Thu, 19 Feb 2026 11:15:47 +0100
Subject: [PATCH] playback menu entry

---
 SharedState.cpp |  1 +
 SharedState.h   |  1 +
 UIManager.cpp   |  7 ++++---
 UIManager.h     |  2 +-
 UIThread.cpp    | 10 ++++++++++
 5 files changed, 17 insertions(+), 4 deletions(-)

diff --git a/SharedState.cpp b/SharedState.cpp
index 7b3047b..5be1abf 100644
--- a/SharedState.cpp
+++ b/SharedState.cpp
@@ -17,6 +17,7 @@ UIState currentState = UI_MENU_MAIN;
 // Menus
 MenuItem menuItems[] = {
     { "Main", MENU_ID_GROUP_MAIN, true, true, 0 },
+      { "Playback", MENU_ID_PLAYBACK, false, false, 1 },
       { "Melody", MENU_ID_MELODY, false, false, 1 },
       { "Scale", MENU_ID_SCALE, false, false, 1 },
       { "Tempo", MENU_ID_TEMPO, false, false, 1 },
diff --git a/SharedState.h b/SharedState.h
index 413e15f..9b18064 100644
--- a/SharedState.h
+++ b/SharedState.h
@@ -16,6 +16,7 @@ extern UIState currentState;
 // Menus
 enum MenuItemID {
     MENU_ID_GROUP_MAIN,
+    MENU_ID_PLAYBACK,
     MENU_ID_MELODY,
     MENU_ID_SCALE,
     MENU_ID_TEMPO,
diff --git a/UIManager.cpp b/UIManager.cpp
index 322df12..b72874f 100644
--- a/UIManager.cpp
+++ b/UIManager.cpp
@@ -61,7 +61,7 @@ void UIManager::draw(UIState currentState, int menuSelection,
 
     switch(currentState) {
         case UI_MENU_MAIN:
-            drawMenu(menuSelection, currentState, midiChannel, tempo, currentStrategy->getName(), queuedTheme, currentThemeIndex, numScaleNotes, scaleNotes, melodySeed, mutationEnabled, songModeEnabled, randomizeTrack, trackMute);
+            drawMenu(menuSelection, currentState, midiChannel, tempo, currentStrategy->getName(), queuedTheme, currentThemeIndex, numScaleNotes, scaleNotes, melodySeed, mutationEnabled, songModeEnabled, isPlaying, randomizeTrack, trackMute);
             break;
         case UI_SETUP_CHANNEL_EDIT:
             display.println(F("SET MIDI CHANNEL"));
@@ -114,7 +114,7 @@ void UIManager::draw(UIState currentState, int menuSelection,
 void UIManager::drawMenu(int selection, UIState currentState, int midiChannel, int tempo, const char* flavourName, 
               int queuedTheme, int currentThemeIndex, int numScaleNotes, 
               const int* scaleNotes, int melodySeed, bool mutationEnabled, 
-              bool songModeEnabled, int randomizeTrack, const bool* trackMute) {
+              bool songModeEnabled, bool isPlaying, int randomizeTrack, const bool* trackMute) {
 
     // Calculate visual cursor position and scroll offset
     int visualCursor = 0;
@@ -160,7 +160,8 @@ void UIManager::drawMenu(int selection, UIState currentState, int midiChannel, i
         }
         
         // Dynamic values
-            if (id == MENU_ID_MELODY) {
+            if (id == MENU_ID_PLAYBACK) { display.print(F(": ")); display.print(isPlaying ? F("ON") : F("OFF")); }
+            else if (id == MENU_ID_MELODY) {
                 display.print(F(": ")); display.print(melodySeed);
             } else if (id == MENU_ID_SCALE) {
                 display.print(F(": "));
diff --git a/UIManager.h b/UIManager.h
index 344beec..31a00b2 100644
--- a/UIManager.h
+++ b/UIManager.h
@@ -35,7 +35,7 @@ private:
     void drawMenu(int selection, UIState currentState, int midiChannel, int tempo, const char* flavourName, 
                   int queuedTheme, int currentThemeIndex, 
                   int numScaleNotes, const int* scaleNotes, int melodySeed, 
-                  bool mutationEnabled, bool songModeEnabled, int randomizeTrack, const bool* trackMute);
+                  bool mutationEnabled, bool songModeEnabled, bool isPlaying, int randomizeTrack, const bool* trackMute);
                   
     uint32_t getNoteColor(int note, bool dim);
     int getPixelIndex(int x, int y);
diff --git a/UIThread.cpp b/UIThread.cpp
index dc0b4a5..977932d 100644
--- a/UIThread.cpp
+++ b/UIThread.cpp
@@ -200,6 +200,16 @@ static void handleInput() {
               }
               
               switch(menuItems[menuSelection].id) {
+              case MENU_ID_PLAYBACK:
+                isPlaying = !isPlaying;
+                if (isPlaying) {
+                  playbackStep = 0;
+                  clockCount = 0;
+                  lastClockTime = micros();
+                } else {
+                  queuedTheme = -1;
+                }
+                break;
               case MENU_ID_MELODY:
                 midi.lock();
                 melodySeeds[randomizeTrack] = random(10000);