added glyph text copy button, single button draw, configurable guide lines, initial dark theme

main.py

@@ -16,6 +16,8 @@ WINDOW_SIZE = (
 cross_color = (255, 60, 25)
 pixel_color = (255,) * 3
 
+bg_col = "#1e1e1e"
+
 ##################
 
 project=Project()
@@ -192,7 +194,7 @@ def button_glyph_search_click():
 
 
 def number_only_validate(val):
-    return val.isdigit()
+    return val.isdigit() or val==""
 
 
 def hex_only_validate(val):
@@ -209,7 +211,7 @@ def update_glyph_preview():
     canvas_preview.delete("all")
     canvas_preview.create_text((50,100),text=chr(canvas_editor.current_char),fill="white",font="tkDefaultFont 70")
     name=unicodedata.name(chr(canvas_editor.current_char),"unknown")
-    label_glyph_name.config(text=f"{name} U+{canvas_editor.current_char:04x}")
+    label_glyph_name.config(text=f"{canvas_editor.current_char}\n{name}\nU+{canvas_editor.current_char:04x}")
 
 
 def canvas_editor_handle_scroll(delta):
@@ -228,6 +230,7 @@ window=tkinter.Tk()
 window.title("fonteditor")
 window.geometry(f"{WINDOW_SIZE[0]}x{WINDOW_SIZE[1]}")
 
+
 menubar=tkinter.Menu(window)
 menu_file=tkinter.Menu(menubar,tearoff=False)
 menu_file.add_command(label="New project",command=menu_file_new_project_click)
@@ -254,15 +257,95 @@ else:
     canvas_editor.bind("<Button-4>",lambda _: canvas_editor_handle_scroll(1))
     canvas_editor.bind("<Button-5>",lambda _: canvas_editor_handle_scroll(-1))
 
-frame_controls=tkinter.Frame(window)
+
+
+#### Guide pos ####
+
+frame_label_guide_pos = tkinter.Frame(window, bg=bg_col)
+frame_label_guide_pos.pack(side="right")
+
+label_1 = tkinter.Label(frame_label_guide_pos, text="Guide 1 Y", bg=bg_col, fg="#ffffff").pack(side="top")
+entry_1 = tkinter.Entry(frame_label_guide_pos, validate="all", validatecommand=((window.register(number_only_validate)),"%P"))
+entry_1.pack(side="top", pady=2)
+
+label_2 = tkinter.Label(frame_label_guide_pos, text="Guide 2 Y", bg=bg_col, fg="#ffffff").pack(side="top")
+entry_2 = tkinter.Entry(frame_label_guide_pos, validate="all", validatecommand=((window.register(number_only_validate)),"%P"))
+entry_2.pack(side="top", pady=2)
+
+label_3 = tkinter.Label(frame_label_guide_pos, text="Guide 3 Y", bg=bg_col, fg="#ffffff").pack(side="top")
+entry_3 = tkinter.Entry(frame_label_guide_pos, validate="all", validatecommand=((window.register(number_only_validate)),"%P"))
+entry_3.pack(side="top", pady=2)
+
+
+## load last values
+cwd = os.path.dirname(os.path.realpath(__file__))
+grid_vals_path = os.path.join(cwd, "grid_values.txt")
+
+
+def get_grid_entries():
+    return (
+        int(entry_1.get()), 
+        int(entry_2.get()),
+        int(entry_3.get())
+    )
+
+
+def update_guide_pos(pos, dont_save=False):
+    canvas_editor.set_guide_pos(pos)
+
+    if dont_save:
+        return
+    
+    with open(grid_vals_path, "w") as f:
+        f.write(f"{entry_1.get()}\n{entry_2.get()}\n{entry_3.get()}")
+
+
+if os.path.exists(grid_vals_path):
+    with open(grid_vals_path, "r") as f:
+        lines = f.readlines()
+        entry_1.insert(0, lines[0].strip())
+        entry_2.insert(0, lines[1].strip())
+        entry_3.insert(0, lines[2].strip())
+
+    update_guide_pos(get_grid_entries(), dont_save=True)
+
+else:
+    entry_1.insert(0, "2")
+    entry_2.insert(0, "4")
+    entry_3.insert(0, "10")
+
+    update_guide_pos(get_grid_entries())
+
+
+set_button = tkinter.Button(
+    frame_label_guide_pos, 
+    text="Set", 
+    command=lambda: update_guide_pos(get_grid_entries())
+).pack(side="top", pady=[5, 30])
+
+
+#### Copy ####
+
+frame = tkinter.Frame(frame_label_guide_pos, bg=bg_col)
+frame.pack(side="right")
+
+copy_button = tkinter.Button(frame, text="Copy", command=canvas_editor.copy_char)
+copy_button.pack(side="top", pady=5)
+
+
+#### Preview ####
+frame_controls=tkinter.Frame(frame, bg=bg_col)
 frame_controls.pack(side="right")
 
 canvas_preview=tkinter.Canvas(frame_controls,width=100,height=200,bg="black")
 canvas_preview.pack(side="top")
 
-label_glyph_name=tkinter.Label(frame_controls)
+label_glyph_name=tkinter.Label(frame_controls, bg=bg_col, fg="#ffffff")
 label_glyph_name.pack(side="top")
 
+
+#### Navigation ####
+
 frame_nav=tkinter.Frame(frame_controls)
 frame_nav.pack(side="top",pady=10)
 
@@ -272,6 +355,9 @@ button_prev_glyph.pack(side="left")
 button_next_glyph=tkinter.Button(frame_nav,width=10,text="Next",command=button_next_glyph_click)
 button_next_glyph.pack(side="left")
 
+
+#### Glyph search ####
+
 frame_glyph_id=tkinter.Frame(frame_controls)
 frame_glyph_id.pack(side="top",pady=10)
 
@@ -281,5 +367,5 @@ entry_glyph_id.pack(side="left")
 button_glyph_search=tkinter.Button(frame_glyph_id,width=10,text="Search",command=button_glyph_search_click)
 button_glyph_search.pack(side="left")
 
-window.config(menu=menubar)
+window.config(menu=menubar, bg=bg_col)
 window.mainloop()