Create upc-ui-neo.py

examples/upc-ui-neo.py

@@ -0,0 +1,304 @@
+#!/usr/bin/env python
+# -*- coding: utf-8 -*-
+
+'''
+    This program is free software; you can redistribute it and/or modify
+    it under the terms of the Revised BSD License.
+
+    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
+    Revised BSD License for more details.
+
+    Copyright 2011-2023 Game Maker 2k
+    Copyright 2011-2023 Kazuki Przyborowski
+
+    $FileInfo: upc-ui.py - Last Update: 11/15/2024 Ver. 2.12.0 RC 1 - Author: cooldude2k $
+'''
+
+from __future__ import absolute_import, division, print_function, unicode_literals
+import re
+import sys
+import upcean
+
+try:
+    import Tkinter as tk
+    import tkMessageBox as messagebox
+    import tkFileDialog as filedialog
+    import tkColorChooser as colorchooser
+except ImportError:
+    import tkinter as tk
+    from tkinter import messagebox
+    from tkinter import filedialog
+    from tkinter import colorchooser
+
+from PIL import Image, ImageTk
+
+# Global variables and initial setup
+pro_app_name = "PyUPC-EAN"
+pro_app_subname = " Test GUI"
+pro_app_version = upcean.__version__
+barcode_bg_color = (255, 255, 255)
+barcode_bar_color = (0, 0, 0)
+barcode_text_color = (0, 0, 0)
+
+barcode_list = {
+    "UPC-A": "upca", "UPC-E": "upce", "EAN-13": "ean13", "EAN-8": "ean8",
+    "EAN-2": "ean2", "EAN-5": "ean5", "ITF": "itf", "STF": "stf",
+    "ITF-14": "itf14", "Code 11": "code11", "Code 39": "code39",
+    "Code 93": "code93", "Codabar": "codabar", "MSI": "msi"
+}
+
+# Initialize the main window
+rootwin = tk.Tk()
+rootwin.title("{}{} - Version: {}".format(pro_app_name, pro_app_subname, pro_app_version))
+rootwin.geometry("400x500")
+rootwin.resizable(0, 0)
+
+def exit_ui(event=None):
+    rootwin.quit()
+
+rootwin.bind("<Escape>", exit_ui)
+
+def hex_color_to_tuple(color):
+    if not color.startswith("#") or len(color) != 7:
+        return False
+    try:
+        r = int(color[1:3], 16)
+        g = int(color[3:5], 16)
+        b = int(color[5:7], 16)
+        return (r, g, b)
+    except ValueError:
+        return False
+
+def tuple_color_to_hex(color):
+    if not isinstance(color, tuple) or len(color) != 3:
+        return False
+    return "#{:02X}{:02X}{:02X}".format(*color)
+
+def tkColorPicker(color, title):
+    return colorchooser.askcolor(title=title, initialcolor=color, parent=rootwin)[1]
+
+def ch_barcode_colors():
+    global barcode_bg_color, barcode_bar_color, barcode_text_color
+    messagebox.showinfo("Background Color", "Select a color for the background.")
+    bg_color = tkColorPicker(tuple_color_to_hex(barcode_bg_color), "Background Color")
+    if bg_color:
+        barcode_bg_color = hex_color_to_tuple(bg_color)
+    messagebox.showinfo("Bar Color", "Select a color for the bars.")
+    bar_color = tkColorPicker(tuple_color_to_hex(barcode_bar_color), "Bar Color")
+    if bar_color:
+        barcode_bar_color = hex_color_to_tuple(bar_color)
+    messagebox.showinfo("Text Color", "Select a color for the text.")
+    text_color = tkColorPicker(tuple_color_to_hex(barcode_text_color), "Text Color")
+    if text_color:
+        barcode_text_color = hex_color_to_tuple(text_color)
+    GenerateBarcode()
+
+def preprocess_barcode_value(value):
+    symbology = listboxtxt1.get()
+    if symbology in ["UPC-A", "UPC-E", "EAN-13", "EAN-8"]:
+        match = re.match(r"(\d+)[ |\|](\d{2,5})$", value)
+        if match:
+            value = match.group(1)
+    return value
+
+def GenerateBarcode():
+    global image1
+    # Validate inputs
+    try:
+        barheight1 = int(entry2.get())
+        barheight2 = int(entry3.get())
+        magnify_value = int(magnify.get())
+    except ValueError:
+        messagebox.showerror("Error", "Bar Heights and Magnify must be integer values.")
+        return
+
+    barcode_value = preprocess_barcode_value(entry1.get())
+
+    # Generate barcode
+    tmpbarcode = upcean.oopfuncs.barcode(
+        barcode_list[listboxtxt1.get()], barcode_value)
+    tmpbarcode.size = magnify_value
+    tmpbarcode.barheight = (barheight1, barheight2)
+    tmpbarcode.barcolor = barcode_bar_color
+    tmpbarcode.textcolor = barcode_text_color
+    tmpbarcode.bgcolor = barcode_bg_color
+    tmpbarcode.filename = None
+    validbc = tmpbarcode.validate_draw_barcode()[1]
+
+    if not validbc:
+        messagebox.showerror("PyUPC-EAN - Error", "Could not generate barcode.")
+        rootwin.title("{}{} - Version: {}".format(pro_app_name, pro_app_subname, pro_app_version))
+        return
+
+    rootwin.title("{}{} - {}".format(pro_app_name, pro_app_subname, barcode_value))
+
+    image1 = ImageTk.PhotoImage(validbc)
+
+    panel1.delete("all")
+    panel1.create_image(0, 0, anchor='nw', image=image1)
+    panel1.config(scrollregion=panel1.bbox("all"))
+    panel1.image = image1  # Keep a reference
+
+def SaveGeneratedBarcode():
+    try:
+        barheight1 = int(entry2.get())
+        barheight2 = int(entry3.get())
+        magnify_value = int(magnify.get())
+    except ValueError:
+        messagebox.showerror("Error", "Bar Heights and Magnify must be integer values.")
+        return
+
+    barcode_value = preprocess_barcode_value(entry1.get())
+
+    tmpbarcode = upcean.oopfuncs.barcode(
+        barcode_list[listboxtxt1.get()], barcode_value)
+    tmpbarcode.size = magnify_value
+    tmpbarcode.barheight = (barheight1, barheight2)
+    tmpbarcode.barcolor = barcode_bar_color
+    tmpbarcode.textcolor = barcode_text_color
+    tmpbarcode.bgcolor = barcode_bg_color
+
+    savefname = filedialog.asksaveasfilename(
+        title='Save Image As',
+        filetypes=[
+            ('PNG', '*.png'), ('JPEG', '*.jpg *.jpeg'), ('GIF', '*.gif'),
+            ('BMP', '*.bmp'), ('TIFF', '*.tif *.tiff'), ('PDF', '*.pdf'),
+            ('PostScript', '*.ps *.eps'), ('PCX', '*.pcx'),
+            ('PNM', '*.pbm *.pgm *.ppm'), ('All Files', '*.*')
+        ]
+    )
+
+    if not savefname:
+        return  # User cancelled the save dialog
+
+    tmpbarcode.filename = savefname
+    savestate = tmpbarcode.validate_create_barcode()
+
+    if not savestate:
+        messagebox.showerror("PyUPC-EAN - Error", "Failed to save barcode.")
+    else:
+        messagebox.showinfo("Success", "Barcode saved successfully.")
+
+# Right-Click Context Menus
+def make_ccp_menu(w):
+    the_menu = tk.Menu(w, tearoff=0)
+    the_menu.add_command(label="Cut")
+    the_menu.add_command(label="Copy")
+    the_menu.add_command(label="Paste")
+    the_menu.add_command(label="Delete")
+    the_menu.add_command(label="Delete All")
+    the_menu.add_command(label="Select All")
+    return the_menu
+
+def show_ccp_menu(event):
+    w = event.widget
+    the_menu = make_ccp_menu(w)
+    the_menu.entryconfigure("Cut", command=lambda: w.event_generate("<<Cut>>"))
+    the_menu.entryconfigure("Copy", command=lambda: w.event_generate("<<Copy>>"))
+    the_menu.entryconfigure("Paste", command=lambda: w.event_generate("<<Paste>>"))
+    the_menu.entryconfigure("Delete", command=lambda: w.delete(tk.SEL_FIRST, tk.SEL_LAST) if w.select_present() else None)
+    the_menu.entryconfigure("Delete All", command=lambda: w.delete(0, tk.END))
+    the_menu.entryconfigure("Select All", command=lambda: w.select_range(0, tk.END))
+    try:
+        the_menu.tk.call("tk_popup", the_menu, event.x_root, event.y_root)
+    except tk.TclError:
+        pass  # On some platforms, this may cause an error.
+
+def make_save_menu(w):
+    the_menu = tk.Menu(w, tearoff=0)
+    the_menu.add_command(label="Generate Image")
+    the_menu.add_command(label="Save Image As")
+    the_menu.add_command(label="Colors")
+    return the_menu
+
+def show_save_menu(event):
+    w = event.widget
+    the_menu = make_save_menu(w)
+    the_menu.entryconfigure("Generate Image", command=GenerateBarcode)
+    the_menu.entryconfigure("Save Image As", command=SaveGeneratedBarcode)
+    the_menu.entryconfigure("Colors", command=ch_barcode_colors)
+    try:
+        the_menu.tk.call("tk_popup", the_menu, event.x_root, event.y_root)
+    except tk.TclError:
+        pass  # On some platforms, this may cause an error.
+
+# GUI Widgets
+label1 = tk.Label(rootwin, text="Value:")
+label1.grid(row=0, column=0, sticky='e', padx=5, pady=5)
+entry1 = tk.Entry(rootwin)
+entry1.grid(row=0, column=1, padx=5, pady=5)
+entry1.bind("<Button-3>", show_ccp_menu)
+
+label2 = tk.Label(rootwin, text="Symbology:")
+label2.grid(row=1, column=0, sticky='e', padx=5, pady=5)
+listboxtxt1 = tk.StringVar(rootwin)
+listboxtxt1.set("UPC-A")
+listbox1 = tk.OptionMenu(rootwin, listboxtxt1, *barcode_list.keys())
+listbox1.grid(row=1, column=1, padx=5, pady=5, sticky='w')
+listbox1.bind("<Button-3>", show_ccp_menu)
+
+label3 = tk.Label(rootwin, text="Magnify:")
+label3.grid(row=2, column=0, sticky='e', padx=5, pady=5)
+magnify = tk.Spinbox(rootwin, from_=1, to=10, width=5)
+magnify.grid(row=2, column=1, padx=5, pady=5, sticky='w')
+magnify.bind("<Button-3>", show_ccp_menu)
+
+label4 = tk.Label(rootwin, text="Bar 1 Height:")
+label4.grid(row=3, column=0, sticky='e', padx=5, pady=5)
+entry2 = tk.Entry(rootwin, width=5)
+entry2.insert(0, "48")
+entry2.grid(row=3, column=1, padx=5, pady=5, sticky='w')
+entry2.bind("<Button-3>", show_ccp_menu)
+
+label5 = tk.Label(rootwin, text="Bar 2 Height:")
+label5.grid(row=4, column=0, sticky='e', padx=5, pady=5)
+entry3 = tk.Entry(rootwin, width=5)
+entry3.insert(0, "54")
+entry3.grid(row=4, column=1, padx=5, pady=5, sticky='w')
+entry3.bind("<Button-3>", show_ccp_menu)
+
+# Buttons
+button_frame = tk.Frame(rootwin)
+button_frame.grid(row=5, column=0, columnspan=2, pady=10)
+
+button1 = tk.Button(button_frame, text="Generate", command=GenerateBarcode)
+button1.pack(side='left', padx=5)
+button1.bind("<Return>", lambda event: GenerateBarcode())
+button1.bind("<Button-3>", show_ccp_menu)
+
+button2 = tk.Button(button_frame, text="Save As", command=SaveGeneratedBarcode)
+button2.pack(side='left', padx=5)
+button2.bind("<Return>", lambda event: SaveGeneratedBarcode())
+button2.bind("<Button-3>", show_ccp_menu)
+
+button3 = tk.Button(button_frame, text="Colors", command=ch_barcode_colors)
+button3.pack(side='left', padx=5)
+button3.bind("<Return>", lambda event: ch_barcode_colors())
+button3.bind("<Button-3>", show_ccp_menu)
+
+# Canvas for barcode image
+imageframe1 = tk.Frame(rootwin, width=350, height=200)
+imageframe1.grid(row=6, column=0, columnspan=2, padx=5, pady=5)
+
+xscrollbar1 = tk.Scrollbar(imageframe1, orient=tk.HORIZONTAL)
+xscrollbar1.pack(side=tk.BOTTOM, fill=tk.X)
+
+yscrollbar1 = tk.Scrollbar(imageframe1, orient=tk.VERTICAL)
+yscrollbar1.pack(side=tk.RIGHT, fill=tk.Y)
+
+panel1 = tk.Canvas(imageframe1, xscrollcommand=xscrollbar1.set, yscrollcommand=yscrollbar1.set)
+panel1.pack(side=tk.LEFT, fill=tk.BOTH, expand=True)
+panel1.bind("<Button-3>", show_save_menu)
+
+xscrollbar1.config(command=panel1.xview)
+yscrollbar1.config(command=panel1.yview)
+
+# Bindings
+entry1.bind("<Return>", lambda event: GenerateBarcode())
+magnify.bind("<Return>", lambda event: GenerateBarcode())
+entry2.bind("<Return>", lambda event: GenerateBarcode())
+entry3.bind("<Return>", lambda event: GenerateBarcode())
+
+rootwin.mainloop()