From 77da0b9468d55246081c8bd3e505cf2ae20406e8 Mon Sep 17 00:00:00 2001
From: Jonas Smedegaard <dr@jones.dk>
Date: Wed, 11 Oct 2023 15:45:25 +0200
Subject: stop use GEM; rename objects display -> displayEPaper, u8g2Fonts >
 u8g2

---
 main.ino | 53 ++---------------------------------------------------
 1 file changed, 2 insertions(+), 51 deletions(-)

diff --git a/main.ino b/main.ino
index d8f50b1..8067cb4 100644
--- a/main.ino
+++ b/main.ino
@@ -43,30 +43,8 @@ EasyButton button_select(BUTTON_PIN_SELECT);
 // source: https://github.com/ZinggJM/GxEPD2/blob/master/examples/GxEPD2_Example/GxEPD2_display_selection.h#L192
 GxEPD2_BW<GxEPD2_290, GxEPD2_290::HEIGHT> displayEPaper(GxEPD2_290(EPD_CS, EPD_DC, EPD_RSET, EPD_BUSY));
 
-U8G2_FOR_ADAFRUIT_GFX u8g2Fonts;
+U8G2_FOR_ADAFRUIT_GFX u8g2;
 
-#include <GEM_u8g2.h>
-
-// Create variables that will be editable through the menu and assign them initial values
-int number = -512;
-boolean enablePrint = false;
-
-// Create two menu item objects of class GEMItem, linked to number and enablePrint variables 
-GEMItem menuItemInt("Number:", number);
-GEMItem menuItemBool("Enable print:", enablePrint);
-
-// Create menu button that will trigger printData() function. It will print value of our number variable
-// to Serial monitor if enablePrint is true. We will write (define) this function later. However, we should
-// forward-declare it in order to pass to GEMItem constructor
-void printData(); // Forward declaration
-GEMItem menuItemButton("Print", printData);
-
-// Create menu page object of class GEMPage. Menu page holds menu items (GEMItem) and represents menu level.
-// Menu can have multiple menu pages (linked to each other) with multiple menu items each
-GEMPage menuPageMain("Main Menu");
-
-// Create menu object of class GEM_u8g2. Supply its constructor with reference to u8g2 object we created earlier
-GEM_u8g2 menu(u8g2);
 #endif
 
 void setup() {
@@ -86,11 +64,7 @@ void setup() {
   led.breathe(2000);
 
   displayEPaper.init(115200, true, 2, false);
-  u8g2Fonts.begin(display);
-
-  menu.init();
-  setupMenu();
-  menu.drawMenu();
+  u8g2.begin(displayEPaper);
 }
 
 void loop() {
@@ -122,26 +96,3 @@ void onButtonSelectPressed() {
     Serial.println("button SELECT clicked");
     led.on();
 }
-
-void setupMenu() {
-  // Add menu items to menu page
-  menuPageMain.addMenuItem(menuItemInt);
-  menuPageMain.addMenuItem(menuItemBool);
-  menuPageMain.addMenuItem(menuItemButton);
-
-  // Add menu page to menu and set it as current
-  menu.setMenuPageCurrent(menuPageMain);
-}
-
-void printData() {
-  // If enablePrint flag is set to true (checkbox on screen is checked)...
-  if (enablePrint) {
-    // ...print the number to Serial
-    // Note, there might be some problems w/ displaying Cyrillic characters in Serial monitor,
-    // in which case adjusting baud rate may help
-    Serial.print("Число: ");
-    Serial.println(number);
-  } else {
-    Serial.println("Печать не разрешена:(");
-  }
-}
-- 
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