Method MainMenu

firmware/src/app.cpp:391–465

        else{
            disp->printf(0, 199, "No data", (int(readingCount)));
        }

        disp->EndRefresh();
    }

    if(getBtn2Down()){
        setState(State::MainMenu);
        menuSelectedOption = 0;

        resetInactivity();
    }
}

void App::MainMenu()
{
    auto d = disp->d;

    const char* options[] = {
        "View data",
        "Debug menu",
        "Settings",
        "Set time",
        "E-reader"
    };

    const int optionsCount = Constants::easterEggs ? 5 : 4;
    
    if(shouldRedraw()){
        disp->StartRefresh();
        d->setRotation(1);
        d->fillScreen(white);

        // top bar
        {
            d->setFont(&FreeMonoBold9pt7b);

            d->drawCircle(14, 6, 2, black);
            disp->print(24, 10, "Back");
            
            
            d->drawCircle(120, 6, 2, black);
            disp->print(128, 10, "Next");

            d->drawCircle(110, 22, 2, black);
            d->drawCircle(120, 22, 2, black);
            disp->print(128, 26, "Enter");
            
            d->drawFastHLine(0, 30, 199, black);
        }

        d->setFont(&FreeMonoBold12pt7b);
        
        int optionsPos = 50;
        for (int i = 0; i < optionsCount; i++)
        {
            
            int y = optionsPos + 20 * i;
            int xo = disp->printAndOffset(0, y, options[i]);