From 4da329385f27a0fc6eb587f1beef629c93124388 Mon Sep 17 00:00:00 2001
From: Duncan Mundell <r.github@spam.swaziboy.com>
Date: Fri, 8 Nov 2024 07:28:17 -0700
Subject: [PATCH] fix: Addressing depreceation of PIL.PyAccess in ImageToLPBM

---
 g13gui.geany                | 45 +++++++++++++++++++++++++++++++++++++
 g13gui/g13/displaydevice.py | 33 +++++++++++++++------------
 2 files changed, 64 insertions(+), 14 deletions(-)
 create mode 100644 g13gui.geany

diff --git a/g13gui.geany b/g13gui.geany
new file mode 100644
index 0000000..e2c63a4
--- /dev/null
+++ b/g13gui.geany
@@ -0,0 +1,45 @@
+[editor]
+line_wrapping=false
+line_break_column=72
+auto_continue_multiline=true
+
+[file_prefs]
+final_new_line=true
+ensure_convert_new_lines=false
+strip_trailing_spaces=false
+replace_tabs=false
+
+[indentation]
+indent_width=4
+indent_type=0
+indent_hard_tab_width=8
+detect_indent=false
+detect_indent_width=true
+indent_mode=2
+
+[project]
+name=g13gui
+base_path=/home/duncan/projects/g13gui
+description=
+file_patterns=
+
+[long line marker]
+long_line_behaviour=1
+long_line_column=72
+
+[files]
+current_page=0
+FILE_NAME_0=1386;Python;0;EUTF-8;1;1;0;%2Fhome%2Fduncan%2Fprojects%2Fg13gui%2Fg13gui%2Fg13%2Fdisplaydevice.py;0;4
+
+[VTE]
+last_dir=/home/duncan
+
+[prjorg]
+expanded_paths=/home/duncan/projects/g13gui/g13gui/g13;
+source_patterns=*.c;*.C;*.cpp;*.cxx;*.c++;*.cc;*.m;
+header_patterns=*.h;*.H;*.hpp;*.hxx;*.h++;*.hh;
+ignored_dirs_patterns=.*;CVS;
+ignored_file_patterns=*.o;*.obj;*.a;*.lib;*.so;*.dll;*.lo;*.la;*.class;*.jar;*.pyc;*.mo;*.gmo;
+generate_tag_prefs=0
+show_empty_dirs=true
+external_dirs=
diff --git a/g13gui/g13/displaydevice.py b/g13gui/g13/displaydevice.py
index 69e8564..496cee9 100644
--- a/g13gui/g13/displaydevice.py
+++ b/g13gui/g13/displaydevice.py
@@ -11,31 +11,36 @@ class DisplayMetrics(object):
 
 
 def ImageToLPBM(image):
-    """Simple function to convert a PIL Image into LPBM format."""
-
-    i = PIL.PyAccess.new(image, readonly=True)
+    #Simple function to convert a PIL Image into LPBM format.
+    
+    # Ensure the image is in grayscale ('L') or monochrome ('1') mode
+    image = image.convert('1')  # Convert to monochrome (1-bit) if not already
+    pixels = image.load()  # Access the pixel data directly
     bio = BytesIO()
-
-    maxBytes = (DisplayMetrics.WIDTH_PIXELS *
-                DisplayMetrics.HEIGHT_PIXELS // 8)
+    
+    # Assuming DisplayMetrics with fixed width and height
+    maxBytes = (DisplayMetrics.WIDTH_PIXELS * DisplayMetrics.HEIGHT_PIXELS) // 8
+    
     row = 0
     col = 0
 
     for byteNum in range(0, maxBytes):
-        b = int()
+        b = 0
 
-        if row == 40:
-            maxSubrow = 3
-        else:
-            maxSubrow = 8
+        # Adjust the number of rows processed in a byte based on row position
+        maxSubrow = 3 if row == 40 else 8
 
-        for subrow in range(0, maxSubrow):
-            b |= i[col, row + subrow] << subrow
+        for subrow in range(maxSubrow):
+            # Get pixel value at (col, row + subrow) and shift into position
+            pixel_value = pixels[col, row + subrow]
+            b |= (1 if pixel_value == 0 else 0) << subrow  # 0 = black, 1 = white in '1' mode
 
+        # Write the byte to the output buffer
         bio.write(struct.pack('<B', b))
 
+        # Update column and row positions
         col += 1
-        if (col % 160) == 0:
+        if col % DisplayMetrics.WIDTH_PIXELS == 0:
             col = 0
             row += 8