From 5ce8e592c326900747dc9a7a3e0d1505cb194a84 Mon Sep 17 00:00:00 2001
From: BlueFox <bluefox@privacynerd.de>
Date: Sat, 16 Nov 2024 15:09:04 +0100
Subject: [PATCH] Added another demo, this one showing off the lcd driver
 functionality

---
 lcd_driver_demo.py | 62 ++++++++++++++++++++++++++++++++++++++++++++++
 main.py            | 36 ++++++++++++++++-----------
 2 files changed, 84 insertions(+), 14 deletions(-)
 create mode 100644 lcd_driver_demo.py

diff --git a/lcd_driver_demo.py b/lcd_driver_demo.py
new file mode 100644
index 0000000..e6981fb
--- /dev/null
+++ b/lcd_driver_demo.py
@@ -0,0 +1,62 @@
+"""
+An example "program" which can be used with the lcdMenu library on a 2x16 display (with some tweaks also on 4x20 displays)
+Copyright (C) 2024  Benjamin Burkhardt <bluefox@privacynerd.de>
+
+This program is free software: you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation, either version 3 of the License, or (at your option) any later version.
+
+This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License along with this program.  If not, see <https://www.gnu.org/licenses/>.
+"""
+
+
+"""
+@ Feature:   Demonstrates the lcd driver's functionality 
+"""
+
+from time import sleep
+from utils import log
+
+# lcd is an object of the I2C_LCD class (https://git.privacynerd.de/BlueFox/micropython-libraries/src/branch/main/PCF8574T)
+def run(lcd):
+    # Show off basic functionality of the lcd driver
+    log(2, "Running the lcd driver demo")
+    lcd.putstr("Driver demo".center(16))
+    sleep(1)
+    lcd.clear()
+    lcd.putstr("Lorem ipsum dolor sit amet")
+    sleep(1)
+    lcd.show_cursor()
+    sleep(1)
+    lcd.hide_cursor()
+    sleep(1)
+    lcd.blink_cursor_on()
+    sleep(1)
+    lcd.blink_cursor_off()
+    sleep(1)
+    lcd.backlight_off()
+    sleep(1)
+    lcd.backlight_on()
+    sleep(1)
+    lcd.display_off()
+    sleep(1)
+    lcd.display_on()
+    sleep(1)
+    lcd.clear()
+    sleep(1)
+    
+    s = ""
+    for x in range(32, 127):
+        s += chr(x)
+    while len(s) > 0:
+        lcd.clear()
+        lcd.move_to(0,0)
+        lcd.putstr(s[:32])
+        s = s[32:]
+        sleep(1)
+    lcd.clear()
+    return True
+
+if __name__ == "__main__":
+    import utils
+    run(utils.Config().LCD)
\ No newline at end of file
diff --git a/main.py b/main.py
index 5efe8c6..0a7a5f9 100644
--- a/main.py
+++ b/main.py
@@ -81,17 +81,6 @@ def timer():
     del timer_menu, timer_programs
     collect()
     return True  # disable the "Quitting" message from lcdMenu
-def lcd_big_hello():
-    import lcd_big_hello as lbh
-    lbh.run(config.LCD)
-    del lbh
-    collect()
-    return True
-def input_tests():
-    import input_tests as input_tests
-    input_tests.run(serial_output=False)
-    collect()
-    return True
 def settings():
     settings_menu = lcdMenu(config.LCD, btn_mapping, scroll_direction=True, cycle=True, hide_menu_name=False, name="SETTINGS")
     def swap_welcome():
@@ -250,7 +239,7 @@ def settings():
                     return True
                 
                 current_level -= 1
-                if current_level < 1: current_level = 3
+                if current_level < 0: current_level = 2
                 config.LCD.putstr(f"{'Log level'.center(16)}\nv {str(current_level).center(12)} ^")
             if btn_right.value() == 1:
                 sleep(0.1)
@@ -263,7 +252,7 @@ def settings():
                         pass
                     return True
                 current_level += 1
-                if current_level > 3: current_level = 1
+                if current_level > 2: current_level = 0
                 config.LCD.putstr(f"{'Log level'.center(16)}\nv {str(current_level).center(12)} ^")
         
     def reset():  # reset all user-settable configuration to the default values
@@ -307,8 +296,27 @@ def settings():
     collect()
     return True
 def run_demo_menu():
+    def lcd_driver_demo():
+        import lcd_driver_demo as ldd
+        ldd.run(config.LCD)
+        del ldd
+        collect()
+        return True
+    def lcd_big_hello():
+        import lcd_big_hello as lbh
+        lbh.run(config.LCD)
+        del lbh
+        collect()
+        return True
+    def input_tests():
+        import input_tests as input_tests
+        input_tests.run(serial_output=False)
+        del input_tests
+        collect()
+        return True
     demo_menu = lcdMenu(config.LCD, btn_mapping, scroll_direction=True, cycle=True, hide_menu_name=False, name="DEMOS")
-    demo_programs = [("LCD Demo", lcd_big_hello),
+    demo_programs = [("LCD Demo", lcd_driver_demo),
+                     ("Hello world", lcd_big_hello),
                      ("Input tests", input_tests),
                      ("Exit", demo_menu.stop)]
     demo_menu.setup(demo_programs)  # give it the callback list