from concurrent.futures import ThreadPoolExecutor
import os
import re
import sys
import time
from bs4 import BeautifulSoup
import threading
import tkinter as tk
from tkinter import messagebox
def get_app_dir():
if getattr(sys, 'frozen', False):
return os.path.dirname(os.path.abspath(sys.executable))
return os.path.dirname(os.path.abspath(__file__))
# 定义常量
i = 1
j = 0
scale_count = 0
# 489300
n = 700
m2cm = 100
Segments = int((n*m2cm//2)/5000) + 1
APP_DIR = get_app_dir()
SOURCE_HTML_PATH = os.path.join(APP_DIR, 'code_ims')
OUTPUT_FOLDER = os.path.join(APP_DIR, 'QRTape')
# 修改二维码的SVG值
def data_scaling(svg_content):
replacements = {
"40": "7.092198581560284",
"80": "14.18439716312057",
"120": "21.27659574468085",
"160": "28.36879432624113",
"200": "35.46099290780142",
"240": "42.55319148936170",
"280": "49.64539007092199",
"320": "56.73758865248227",
"400": "56.73758865248227",
"420": "56.73758865248227"
}
# 替换函数
def replace_text(text):
for old, new in replacements.items():
text = re.sub(r'\b' + re.escape(old) + r'\b', new, text)
return text
return replace_text(svg_content)
# 将svg与二维码的起点对齐
subtract_value = 7.092198581560284
# 定义正则表达式模式，用于匹配 x 和 y 属性
pattern = re.compile(r'(x|y)="\d+(\.\d+)?"')
# 定义一个替换函数，用于减去指定值
def subtract_coords(match):
attr = match.group(1)
value = float(match.group(0).split('=')[1].strip('"'))
new_value = value - subtract_value
return f'{attr}="{new_value:.4f}"'
# 获取二维码的 SVG 数据
def get_qr_code_svg(html_file):
with open(html_file, 'r', encoding='utf-8') as file:
html_content = file.read()
soup = BeautifulSoup(html_content, 'html.parser')
for text_tag in soup.find_all('text'):
text_tag.decompose()
svgs = soup.find_all('svg')
all_svg_content = ""
for svg in svgs:
all_svg_content += str(svg) + "\n"
return all_svg_content
def save_svg_to_html(svg_content, output_path, segment, length):
"""将 SVG 内容保存到 HTML 文件中"""
# if segment == Segments:
tick_mark_html = ""
tick_interval = 189.1252955082742 # 每隔189像素一个刻度线
total_width = n*(n-1)*75.65011820330969 # outer-container 的宽度
outer_container_width = length*56.73758865248227 + (length - 1)*18.91252955082742 + 18.91252955082742
for i in range(0, int(total_width // tick_interval) + 1):
scale_line_left = i * 189.1252955082742
if scale_line_left <= outer_container_width:
tick_position = i * tick_interval
# 刻度线
tick_mark_html += f'\n'
tick_label = int(int(require_length_start * m2cm) + 5 * i + 10000 * (segment - 1))
# 刻度数
tick_mark_html += f'{tick_label}
\n'
html_content = f"""
{svg_content}
{tick_mark_html}
"""
with open(output_path, 'w', encoding='utf-8') as file:
file.write(html_content)
print(f"html 文件已保存至" + output_path)
def process_segment(segment_num, result_dict, output_path):
"""处理单个段的二维码生成"""
all_scaled_svg_content = ""
count = 0
segment_size = len(result_dict[f"result_{segment_num}_1"])
for k in range(1, 3): # 处理两排
for j in range(segment_size):
html_file = os.path.join(SOURCE_HTML_PATH, f'im{result_dict[f"result_{segment_num}_{k}"][j]}.html')
svg_contents = get_qr_code_svg(html_file)
scaled_svg_content = data_scaling(svg_contents)
updated_svg_content = pattern.sub(subtract_coords, scaled_svg_content)
all_scaled_svg_content += updated_svg_content
count += 1
save_svg_to_html(all_scaled_svg_content, output_path, segment_num, len(result_dict[f"result_{segment_num}_{k}"]))
print(f"码带段{segment_num}处理完成")
def create_html_with_qrcodes(output_path, segments = Segments):
try:
# result_all代表700个码生成的码带的所有ID：1，2，1，3，...，699，700；
result_all = []
# result_all_1代表result_all的第一排码ID
result_all_1 = []
# result_all_2代表result_all的第二排码ID
result_all_2 = []
result_dict = {}
for i in range(1, segments + 1):
# result_dict表示一个 包含多个列表的字典。例如：
# "result_1_1": [1, 2, 3], # 第一段，第一排码
# "result_1_2": [7, 8, 9], # 第一段，第二排码
# "result_2_1": [4, 5], # 第二段，第一排码
# "result_2_2": [10, 11] # 第二段，第二排码
result_dict[f"result_{i}_1"] = []
result_dict[f"result_{i}_2"] = []
global scale_count
for i in range(1, n+1):
for j in range(i+1, n+1):
result_all.append(i)
result_all.append(j)
for i in range(0, len(result_all)):
if(i < n*(n-1) // 2):
result_all_1.append(result_all[i])
else:
result_all_2.append(result_all[i])
for i in range(0, segments):
for j in range(int(require_length_start * m2cm // 2), 5000 + int(require_length_start * m2cm // 2)):
j = j + 5000 * i
if(j >= len(result_all_1) or j >= require_length_end * m2cm // 2):
break
result_dict[f"result_{i+1}_1"].append(result_all_1[j])
result_dict[f"result_{i+1}_2"].append(result_all_2[j])
# for i in range(1, segments + 1):
# print(f"第{i}段第1排:" + f" length:" + str(len(result_dict[f"result_{i}_1"])))
# print(f"第{i}段第2排:" + f" length:" + str(len(result_dict[f"result_{i}_2"])))
start_time = time.perf_counter()
print("开始处理,请稍等...")
with ThreadPoolExecutor(max_workers=min(segments, os.cpu_count() * 2)) as executor:
futures = []
for i in range(1, segments + 1):
if len(result_dict[f"result_{i}_1"]) == 0 :
continue
future = executor.submit(
process_segment,
i,
result_dict,
output_path
)
futures.append(future)
# 等待所有任务完成
for future in futures:
future.result()
print("所有码带段处理完成")
end_time = time.perf_counter()
elapsed_time = (end_time - start_time) * 1000
print(f"段落处理执行耗时: {elapsed_time:.4f} 毫秒")
except Exception as e:
# 捕获生成码带时的错误
print(f"生成码带时发生错误: {str(e)}")
def run_gui():
def on_generate():
try:
global require_length_start, require_length_end
# 获取用户输入的码带长度
require_length_start = float(entry_start.get())
require_length_end = float(entry_end.get())
if len(str(require_length_start).split('.')[1]) > 2 or len(str(require_length_end).split('.')[1]) > 2:
raise ValueError("最多保留小数点后两位，请重新输入！")
if require_length_start < 0:
raise ValueError("码带起点必须大于或等于零")
if require_length_end < 0:
raise ValueError("码带终点必须大于零")
if require_length_end >= 4800:
raise ValueError("码带终点必须小于或等于4800")
if require_length_end < require_length_start:
raise ValueError("码带终点必须大于起点")
output_html_path = os.path.normpath(OUTPUT_FOLDER)
if not os.path.exists(output_html_path):
os.makedirs(output_html_path)
file_name = f"{require_length_start}_{require_length_end}.html"
OUTPUT_HTML_PATH = os.path.normpath(os.path.join(output_html_path, file_name))
if not os.path.exists(output_html_path):
messagebox.showerror("错误", f"输出文件夹路径不存在: {output_html_path}")
return
if not os.path.exists(SOURCE_HTML_PATH):
messagebox.showerror("错误", f"请将 code_ims 文件夹放在程序同一目录下:\n{SOURCE_HTML_PATH}")
return
def show_open_folder_button():
last_output_dir["path"] = output_html_path
if not btn_open.winfo_ismapped():
btn_open.pack(pady=5)
def show_loading_window():
loading_window = tk.Toplevel(root)
loading_window.title("生成码带")
loading_window.geometry("300x100")
label = tk.Label(loading_window, text="正在生成码带中，请稍等......", font=("Arial", 14))
label.pack(pady=30)
loading_window.update_idletasks()
create_html_with_qrcodes(OUTPUT_HTML_PATH)
loading_window.destroy()
root.after(0, show_open_folder_button)
messagebox.showinfo("成功", "码带生成成功,文件已保存至程序目录下QRTape文件夹")
threading.Thread(target=show_loading_window, daemon=True).start()
except ValueError as e:
# 如果输入的长度无效，弹出错误提示框
messagebox.showerror("错误", f"输入的码带长度无效: {str(e)}")
except Exception as e:
# 其他异常处理
messagebox.showerror("错误", f"发生错误: {str(e)}")
last_output_dir = {"path": None}
def on_open_folder():
folder_path = last_output_dir["path"]
if not folder_path or not os.path.exists(folder_path):
messagebox.showerror("错误", "还没有生成码带，或文件夹不存在")
return
os.startfile(folder_path)
# 创建主窗口
root = tk.Tk()
root.title("新码带生成器")
root.geometry("300x300")
label_start = tk.Label(root, text="请输入码带起点(m):", font=("Arial", 14))
label_start.pack(padx=10, pady=5)
# 输入框：输入码带起点
entry_start = tk.Entry(root, width=10, font=("Arial", 14))
entry_start.pack(padx=10, pady=5)
# 标签：提示输入码带终点
label_end = tk.Label(root, text="请输入码带终点(m):", font=("Arial", 14))
label_end.pack(padx=10, pady=5)
# 输入框：输入码带终点
entry_end = tk.Entry(root, width=10, font=("Arial", 14))
entry_end.pack(padx=10, pady=5)
# 按钮：点击生成码带
btn_generate = tk.Button(root, text="Click to Generate", command=on_generate, font=("Arial", 15))
btn_generate.pack(pady=20)
btn_open = tk.Button(root, text="打开生成文件夹", command=on_open_folder, font=("Arial", 14))
# 运行GUI
root.mainloop()
if __name__ == '__main__':
run_gui()