Added empty (for now) settings screen

Software/Gravity/Gravity.ino

@@ -25,8 +25,8 @@
 #define ANALOGUE_INPUT_2_PIN A6
 const byte outsPins[6] = { 7, 8, 10, 6, 9, 11 };
 
-int CV1Calibration;
-int CV2Calibration;
+int CV1Calibration = 0;
+int CV2Calibration = 0;
 
 const int subDivs[17] = { -24, -12, -8, -6, -4, -3, -2, 1, 2, 3, 4, 5, 6, 7, 8, 16, 32 };  //positive - divide, negative - multiply, 0 - off
 
@@ -115,7 +115,7 @@ unsigned long playPressedTime;
 unsigned long playReleasedTime;
 unsigned long shiftPressedTime;
 unsigned long shiftReleasedTime;
-bool encPressRegistered;
+bool encBtnPushed;
 
 //unsigned long lastInteractionTime;  // used for display timeout
 

Software/Gravity/Interactions.ino

@@ -1,11 +1,11 @@
 void checkInputs() {
 
   //encoder button
-  if (!digitalRead(ENC_BTN_PIN) && !encPressRegistered) {
-    encPressRegistered = true;
+  if (!digitalRead(ENC_BTN_PIN) && !encBtnPushed) {
+    encBtnPushed = true;
     encPressedTime = millis();
-  } else if (digitalRead(ENC_BTN_PIN) && encPressRegistered) {
-    encPressRegistered = false;
+  } else if (digitalRead(ENC_BTN_PIN) && encBtnPushed) {
+    encBtnPushed = false;
     encReleasedTime = millis();
 
     if (encReleasedTime - encPressedTime < 500) {  // press shorter than .5s is for entering the submenu
@@ -47,8 +47,11 @@ void checkInputs() {
         }
         displayScreen = 1;
         isRecording = 0;
-      } else if (displayScreen == 1) {
-        isRecording = !isRecording;
+      } else if (displayScreen == 1 && !isRecording) {
+        isPlaying = 1;
+        isRecording = 1;
+      } else if (displayScreen == 1 && isRecording) {
+        isRecording = 0;
       }
       updateScreen();
     } else if (encReleasedTime - encPressedTime < 2000) {  // longer press (<2s) is for navigating back. longer than 2s presses are ignored
@@ -60,6 +63,9 @@ void checkInputs() {
         isRecording = 0;
       } 
       updateScreen();
+    } else if (encReleasedTime - encPressedTime > 2000 && shiftBtnPushed) {  
+      displayScreen = 2;
+      updateScreen();
     }
   }
 
@@ -264,6 +270,8 @@ void checkInputs() {
       for (byte i = 0; i < 16; i++) {
         patternToEdit[i] = 0;
       }
+    } else if (shiftReleasedTime - shiftPressedTime > 2000 && encBtnPushed) {
+      displayScreen = 2;
     }
     saveState();
     updateScreen(); 

Software/Gravity/UI.ino

@@ -270,7 +270,8 @@ void updateScreen() {
       } else {
         u8g2.drawUTF8(122, yPos, "r");
       }
-    } 
+    }
+
     //Edit Pattern Screen
     else if (displayScreen == 1) {
       byte pattern = channels[displayTab - 1].seqPattern;
@@ -282,7 +283,8 @@ void updateScreen() {
       }
       char patChar[16];
       patStr.toCharArray(patChar, 16);
-      u8g2.drawUTF8(31, 5, patChar);
+      //u8g2.drawUTF8(31, 5, patChar);
+      u8g2.drawButtonUTF8(64, 5, U8G2_BTN_BW1|U8G2_BTN_HCENTER, 128,  0,  2, patChar );
       for (byte i = 0; i < 8; i++) {
         if (patternToEdit[i]) {
           u8g2.drawUTF8(19 + i*12, 24, "q");
@@ -306,9 +308,15 @@ void updateScreen() {
       }
 
       if (isRecording) {
-        u8g2.drawUTF8(43, 60, "RECORDING");
+        //u8g2.drawUTF8(43, 60, "RECORDING");
+        u8g2.drawButtonUTF8(64, 62, U8G2_BTN_BW1|U8G2_BTN_HCENTER|U8G2_BTN_INV, 50,  0,  2, "RECORDING" );
       }
-
     }
+
+    //Settings Screen
+    else if (displayScreen == 2) {
+      u8g2.drawButtonUTF8(64, 5, U8G2_BTN_BW1|U8G2_BTN_HCENTER, 128,  0,  2, "SETTINGS" );
+    }
+
   } while ( u8g2.nextPage() );
 }