display: show preset number

shanteacontrols · Mar 13, 2024 · 1091bb1 · 1091bb1
1 parent 1c9daf6
commit 1091bb1
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Showing 2 changed files with 27 additions and 0 deletions.
diff --git a/src/firmware/application/io/i2c/peripherals/display/Display.cpp b/src/firmware/application/io/i2c/peripherals/display/Display.cpp
@@ -62,6 +62,15 @@ Display::Display(I2C::Peripheral::HWA& hwa,
                               }
                           });
 
+    MIDIDispatcher.listen(messaging::eventType_t::SYSTEM,
+                          [this](const messaging::event_t& event)
+                          {
+                              if (event.systemMessage == messaging::systemMessage_t::PRESET_CHANGED)
+                              {
+                                  displayPreset(event.index + 1);
+                              }
+                          });
+
     ConfigHandler.registerConfig(
         sys::Config::block_t::I2C,
         // read
@@ -126,6 +135,7 @@ bool Display::init()
 
             clearEvent(eventType_t::IN);
             clearEvent(eventType_t::OUT);
+            displayPreset(_database.getPreset() + 1);
         }
         else
         {
@@ -404,6 +414,21 @@ void Display::displayWelcomeMessage()
     core::mcu::timing::waitMs(2000);
 }
 
+void Display::displayPreset(int preset)
+{
+    if (!_initialized)
+    {
+        return;
+    }
+
+    _lcdRowText.at(ROW_START_PRESET).at(COLUMN_START_PRESET) = '\0';
+    _stringBuilder.overwrite(_lcdRowText[ROW_START_PRESET].data());
+    _stringBuilder.append("P%d", preset);
+    _stringBuilder.fillUntil(MAX_COLUMNS);
+
+    updateText(ROW_START_PRESET);
+}
+
 void Display::displayEvent(eventType_t type, const messaging::event_t& event)
 {
     if (!_initialized)

diff --git a/src/firmware/application/io/i2c/peripherals/display/Display.h b/src/firmware/application/io/i2c/peripherals/display/Display.h
@@ -78,6 +78,7 @@ namespace io
         bool                   deInit();
         void                   setAlternateNoteDisplay(bool state);
         void                   setRetentionTime(uint32_t retentionTime);
+        void                   displayPreset(int preset);
         void                   displayEvent(eventType_t type, const messaging::event_t& event);
         void                   displayWelcomeMessage();
         void                   updateText(uint8_t row);
@@ -113,6 +114,7 @@ namespace io
         static constexpr auto    MAX_COLUMNS_OUT_MESSAGE  = COLUMN_START_PRESET;
         static constexpr uint8_t ROW_START_IN_MESSAGE     = 0;
         static constexpr uint8_t ROW_START_OUT_MESSAGE    = 2;
+        static constexpr uint8_t ROW_START_PRESET         = ROW_START_IN_MESSAGE;
         static constexpr size_t  U8X8_BUFFER_SIZE         = 32;
 
         uint8_t _u8x8Buffer[U8X8_BUFFER_SIZE] = {};