Implemented color output for loopstation

widgets/drumpadsamplewidget.cpp

@@ -168,43 +168,48 @@ void DrumPadSampleWidget::unsendColor()
         .note = m_ui->pushButtonPlay->learnSetting().note,
         .velocity = 0
     });
+    m_lastMidiColor = 0;
 }
 
 void DrumPadSampleWidget::sendColor()
 {
     m_sendColors = true;
 
-    uint8_t velocity;
+    uint8_t newColor;
 
     if (m_file && m_file->color && m_player.buffer().isValid())
     {
         const auto &color = *m_file->color;
         if (color == "purple")
-            velocity = m_player.playing() ? 43 : 18;
+            newColor = m_player.playing() ? 43 : 18;
         else if (color == "red")
-            velocity = m_player.playing() ? 3 : 1;
+            newColor = m_player.playing() ? 3 : 1;
         else if (color == "yellow")
-            velocity = m_player.playing() ? 58 : 33;
+            newColor = m_player.playing() ? 58 : 33;
         else if (color == "green")
-            velocity = m_player.playing() ? 56 : 16;
+            newColor = m_player.playing() ? 56 : 16;
         else if (color == "blue")
-            velocity = m_player.playing() ? 49 : 51;
+            newColor = m_player.playing() ? 49 : 51;
         else
             goto noColor;
     }
     else
     {
-        noColor:
+noColor:
-        velocity = 0;
+        newColor = 0;
     }
 
-    emit sendMidi(midi::MidiMessage {
+    if (newColor != m_lastMidiColor)
-        .channel = m_ui->pushButtonPlay->learnSetting().channel,
+    {
-        .cmd = m_ui->pushButtonPlay->learnSetting().cmd,
+        emit sendMidi(midi::MidiMessage {
-        .flag = true,
+            .channel = m_ui->pushButtonPlay->learnSetting().channel,
-        .note = m_ui->pushButtonPlay->learnSetting().note,
+            .cmd = m_ui->pushButtonPlay->learnSetting().cmd,
-        .velocity = velocity
+            .flag = true,
-    });
+            .note = m_ui->pushButtonPlay->learnSetting().note,
+            .velocity = newColor
+        });
+        m_lastMidiColor = newColor;
+    }
 }
 
 void DrumPadSampleWidget::updateStatus()

widgets/drumpadsamplewidget.h

@@ -87,4 +87,5 @@ private:
     bool m_sendColors{};
 
     QColor m_lastColor;
+    quint8 m_lastMidiColor{};
 };

widgets/loopstationsamplewidget.cpp

@@ -106,19 +106,54 @@ void LoopStationSampleWidget::unsendColor()
         .note = m_ui->pushButtonPlay->learnSetting().note,
         .velocity = 0
     });
+    m_lastMidiColor = 0;
 }
 
 void LoopStationSampleWidget::sendColor()
 {
     m_sendColors = true;
 
-    emit sendMidi(midi::MidiMessage {
+    quint8 newColor;
-        .channel = m_ui->pushButtonPlay->learnSetting().channel,
+
-        .cmd = m_ui->pushButtonPlay->learnSetting().cmd,
+    if (false) // testing colors on launchpad mk2
-        .flag = true,
+        newColor = m_padNr;
-        .note = m_ui->pushButtonPlay->learnSetting().note,
+    else
-        .velocity = uint8_t(m_padNr+1)
+    {
-                  });
+        if (m_player.buffer().isValid())
+        {
+            if (m_category == 0)
+                newColor = m_player.playing() ? 44 : 47; //dunkelblue
+            else if (m_category == 1)
+                newColor = m_player.playing() ? 16 : 19; // green
+            else if (m_category == 2)
+                newColor = m_player.playing() ? 48 : 51; // violet
+            else if (m_category == 3)
+                newColor = m_player.playing() ? 36 : 39; // hellblue
+            else if (m_category == 4)
+                newColor = m_player.playing() ? 8  : 11; // orange
+            else if (m_category == 5)
+                newColor = m_player.playing() ? 52 : 55; // pink
+            else
+                goto noColor;
+        }
+        else
+        {
+noColor:
+            newColor = 0;
+        }
+    }
+
+    if (newColor != m_lastMidiColor)
+    {
+        emit sendMidi(midi::MidiMessage {
+            .channel = m_ui->pushButtonPlay->learnSetting().channel,
+            .cmd = m_ui->pushButtonPlay->learnSetting().cmd,
+            .flag = true,
+            .note = m_ui->pushButtonPlay->learnSetting().note,
+            .velocity = newColor
+        });
+        m_lastMidiColor = newColor;
+    }
 }
 
 void LoopStationSampleWidget::timeout()

widgets/loopstationsamplewidget.h

@@ -82,4 +82,5 @@ private:
     bool m_sendColors{};
 
     QColor m_lastColor;
+    quint8 m_lastMidiColor{};
 };