#!/usr/bin/env python # -*- coding:utf-8 -*- from PIL import Image,ImageDraw,ImageFont #引入图片处理库 import os,sys,re,json,time,datetime #引入系统相关库 from borax.calendars.lunardate import LunarDate #农历日期以及天干地支纪年法的 Python 库 import logging #日志库 import subprocess import os from threading import Timer import requests import socket white = 255 #颜色 black = 0 logging.basicConfig(level=logging.INFO, format='%(asctime)s - %(message)s') ################################引入配置文件开始################################################ picdir = os.path.join(os.path.dirname(os.path.dirname(os.path.realpath(__file__))), 'pic') libdir = os.path.join(os.path.dirname(os.path.dirname(os.path.realpath(__file__))), 'lib') if os.path.exists(libdir): sys.path.append(libdir)#将引入文件添加到环境变量 from waveshare_epd import epd2in13_V4 #引入墨水屏驱动文件 logging.debug("Loading Fonts") font01 = ImageFont.truetype(os.path.join(picdir, 'Font.ttc'), 20) #字体文件 font02 = ImageFont.truetype(os.path.join(picdir, 'GB2312.ttf'), 15) #字体文件 font03 = ImageFont.truetype(os.path.join(picdir, 'Fonttt.ttf'), 48) #字体文件 font04 = ImageFont.truetype(os.path.join(picdir, 'Font.ttc'), 10) #字体文件 font05 = ImageFont.truetype(os.path.join(picdir, 'Font.ttc'), 12) #字体文件 font06 = ImageFont.truetype(os.path.join(picdir, '原神cn.ttf'), 13) #字体文件 ################################引入配置文件结束################################################ def Local_strong_brush(): #局部强制刷新显示 i = 0 while i < 5: epd.displayPartial(epd.getbuffer(info_image.rotate(180)))#局刷开始 i = i + 1 def get_date(): # 返回当前年月日及星期几 date = datetime.datetime.now() today = LunarDate.today() week_day_dict = {0: '星期一', 1: '星期二', 2: '星期三', 3: '星期四', 4: '星期五', 5: '星期六', 6: '星期日'} day = date.weekday() return f"{date.strftime('%Y年%m月%d日')}{week_day_dict[day]}{today.strftime('农历%M月%D')}" # 定义一个全局标志变量，用于检查是否已经设置了系统时间或尝试过设置 has_set_system_time = False def set_system_time_from_hwclock(utc=True): """Set the system time from the hardware clock. Args: utc (bool): Whether the RTC is in UTC. Default is True. """ try: # 记录调用 hwclock 前的时间 before_time = datetime.datetime.now() logging.debug(f"System time before hwclock call: {before_time}") # 构造 hwclock 命令及其参数 hwclock_args = ['sudo', 'hwclock', '--hctosys'] if not utc: hwclock_args.append('--localtime') logging.debug(f"Executing hwclock command: {' '.join(hwclock_args)}") # 使用 subprocess.run 执行 hwclock --hctosys 并捕获输出 result = subprocess.run(hwclock_args, check=True, # 如果命令失败，则抛出 CalledProcessError 异常 stdout=subprocess.PIPE, stderr=subprocess.PIPE, text=True) # 等待一小段时间以确保时间更新完成 time.sleep(0.1) # 根据需要调整 # 记录调用 hwclock 后的时间 after_time = datetime.datetime.now() logging.debug("System time successfully set from hardware clock.") logging.debug(f"System time after hwclock call: {after_time}") # 检查时间是否发生了倒退 if after_time < before_time: logging.warning(f"Time went backwards after hwclock call: before={before_time}, after={after_time}") return True except subprocess.CalledProcessError as e: logging.error(f"Failed to set system time from hardware clock: {e.stderr}") return False except Exception as e: logging.error(f"An unexpected error occurred: {str(e)}") return False def get_time(): global has_set_system_time if not has_set_system_time: # 尝试从硬件时钟设置系统时间，默认假设 RTC 是 UTC success = set_system_time_from_hwclock(utc=True) # 无论成功与否，都更新标志变量以避免重复尝试 has_set_system_time = True # 获取并返回当前时间，格式为 HH:MM 大写 current_time = time.strftime('%H:%M').upper() logging.debug(f"Returning current time: {current_time}") return current_time def Get_ipv4_address(): # 获取当前的IP地址 try: ip_output = subprocess.check_output( "hostname -I | grep -oE '[0-9]{1,3}(\.[0-9]{1,3}){3}'", shell=True).decode('utf-8').strip() ip_list = ip_output.split() filtered_ips = [ip for ip in ip_list if not ip.startswith("172.")] return filtered_ips[0] if filtered_ips else "地址获取失败" except subprocess.CalledProcessError: return "获取失败" # 全局变量声明 last_power = None # 用于存储上一次获取的电量值 last_power_time = 0 # 用于存储上一次获取电量的时间戳 def power_battery(): # 获取当前电池电量 global last_power, last_power_time current_time = time.time() # 获取当前时间戳 # 每3分钟或首次获取时更新 if (current_time - last_power_time >= 180) or (last_power is None): try: # 执行命令获取电池电量 result = subprocess.check_output( u"echo \"get battery\" | nc -q 0 127.0.0.1 8423 | awk -F':' '{print int($2)}'", shell=True, stderr=subprocess.STDOUT ).decode('gbk').strip() new_power = f"{int(result)}%" # 格式化电量值 # 仅在电量变化或首次时更新显示 if new_power != last_power or last_power is None: logging.info(f"电池电量更新: {new_power}") last_power = new_power # 更新缓存值 last_power_time = current_time # 更新获取时间 except Exception as e: logging.error(f"电量获取失败: {str(e)}") new_power = last_power if last_power else "0%" # 失败时使用缓存值或默认值 else: new_power = last_power # 未到更新时间，使用缓存值 return new_power # 打印电量信息 print(power_battery()) def Bottom_edge(): #在图片中添加底边内容 draw.rectangle((0, 105, 250, 122), 'black', 'black') '''电池图标画图''' draw.line((126,109,154,109),fill=255, width=1) #电池顶边 draw.line((126,110,126,119),fill=255, width=1) #电池左边 draw.line((127,119,154,119),fill=255, width=1) #电池下边 draw.line((154,110,154,118),fill=255, width=1) draw.line((155,112,157,112),fill=255, width=1) draw.line((155,116,157,116),fill=255, width=1) draw.line((157,113,157,115),fill=255, width=1) global power_str power_str=power_battery() draw.text((129,108),power_str,font = font04,fill =255) #显示当前电量百分比 '''电池图标画图''' draw.ellipse((192, 107, 207, 120), 0, 255)# 时钟图标 draw.line((199,109,199,114),fill=255, width=1) draw.line((200,114,204,114),fill=255, width=1) global local_addr #获取当前IP地址 local_addr= Get_ipv4_address() #获取当前IP地址 draw.text((10,107),"IP:"+local_addr,font = font05,fill =255)#显示当前IP地址 def Weather(): #在图片中添加天气内容 Weather_json = open('/root/2.13-Ink-screen-clock/bin/weather.json','r') Weather_data = Weather_json.read() Weather_json.close() Weather_text=json.loads(Weather_data) global Weather_position global temperature global weather global wind_direction global weather_update global weather_date global humidity Weather_position = Weather_text['cityname'] #定位位置 temperature=Weather_text['temp']+u'°C' #温度 weather = Weather_text['weather'] #天气情况 wind_direction = Weather_text['WD'] #风向 weather_update = Weather_text['time'] #天气更新时间 weather_date = Weather_text['date'] #日期 humidity = Weather_text['SD'] #湿度 draw.text((150,25),"天气:",font = font06,fill =0)#显示当前天气前缀 draw.text((150,45),"温度:",font = font06,fill =0)#显示当前温度前缀 draw.text((150,65),"湿度:",font = font06,fill =0)#显示当前湿度前缀 draw.text((150,85),"城市:",font = font06,fill =0)#显示当前城市前缀 draw.text((191,25),weather,font = font06,fill =0) draw.text((191,45),temperature,font = font06,fill =0) draw.text((191,65),humidity,font = font06,fill =0) draw.text((191,85),Weather_position,font = font06,fill =0) draw.text((211,107),weather_update,font = font05,fill =255) #显示天气更新时间 def Basic_refresh(): #全刷函数 logging.info("在启动画布之前，刷新并准备基本内容")#开始画布前刷新准备基础内容 global get_date_var get_date_var=get_date() #记录开始数据 draw.text((2,2),get_date_var,font = font02,fill =0)#将日期及星期几显示到屏幕 global local_time local_time=get_time() draw.text((5,28),local_time,font = font03,fill =0)#显示当前时间 Bottom_edge() #添加底边内容 Weather() #天气内容 epd.display(epd.getbuffer(info_image.rotate(180))) def Partial_full_brush(): #局部定时全刷函数 Basic_refresh() #全局刷新 logging.debug("局部定时全局刷新") epd.init() def Partial_refresh():#局刷函数 logging.info("部分内容更新，此更新建议与分钟同步，以节省墨水屏的使用寿命")#局部内容更新,此更新建议与分钟同步,以节省墨水屏寿命 epd.displayPartBaseImage(epd.getbuffer(info_image.rotate(180))) epd.init() while (True): global local_time local_time1=get_time() if (local_time1==local_time) ==False: draw.rectangle((5, 28, 149, 82), fill = 255) #时间局刷区域 draw.text((5,28),local_time1,font = font03,fill =0)#刷新当前时间 local_time=local_time1 Local_strong_brush() #局部强刷 get_date_var1=get_date() #局刷判断,如果时间与前一次不一致说明内容变化,需要刷新显示 global get_date_var #再次声明这个是全局变量 if(get_date_var1==get_date_var) ==False: draw.rectangle((2, 2, 250, 16), fill = 255) #设置头部刷新区域 draw.text((2,2),get_date_var1,font = font02,fill =0)#将日期及星期几刷新显示到屏幕 get_date_var=get_date_var1 #将更新的值保存到初始变量,直到下一次变化时执行该刷新操作 logging.debug("头部日期部位发生刷新变化.") Local_strong_brush() #局部强刷 global local_addr #当前IP地址 local_addr1 = Get_ipv4_address() if (local_addr1==local_addr) ==False: draw.rectangle((1, 107, 123, 120), fill = 0) #设置头部刷新区域 draw.text((10,107),"IP:"+local_addr1,font = font05,fill =255)#显示当前IP地址 local_addr=local_addr1 Local_strong_brush() #局部强刷 '''天气局部更新函数''' Weather_json = open('/root/2.13-Ink-screen-clock/bin/weather.json','r') Weather_data = Weather_json.read() Weather_json.close() Weather_text=json.loads(Weather_data) global Weather_position global temperature global weather global wind_direction global weather_update global weather_date global humidity Weather_position1 = Weather_text['cityname'] #定位位置 temperature1=Weather_text['temp']+u'°C' #温度 weather11 = Weather_text['weather'] #天气情况 wind_direction1 = Weather_text['WD'] #风向 weather_update1 = Weather_text['time'] #天气更新时间 weather_date1 = Weather_text['date'] #日期 humidity1 = Weather_text['SD'] #湿度 if (weather11==weather) ==False: draw.rectangle((191, 25, 249, 38), fill = 255) #天气局刷区域 draw.text((191,25),weather11,font = font06,fill =0) weather=weather11 logging.info("天气局部刷新") Local_strong_brush() #局部强刷 if (temperature1==temperature) ==False: draw.rectangle((191, 45, 249, 57), fill = 255) #局刷区域 draw.text((191,45),temperature1,font = font06,fill =0) temperature=temperature1 logging.info("温度局部刷新") Local_strong_brush() #局部强刷 if (humidity1==humidity) ==False: draw.rectangle((191, 65, 249, 77), fill = 255) #局刷区域 draw.text((191,65),humidity1,font = font06,fill =0) humidity = humidity1 logging.info("湿度局部刷新") Local_strong_brush() #局部强刷 if (Weather_position1==Weather_position) ==False: draw.rectangle((191, 85, 249, 98), fill = 255) #局刷区域 draw.text((191,85),Weather_position1,font = font06,fill =0) Weather_position = Weather_position1 logging.info("城市局部刷新") Local_strong_brush() #局部强刷 if (weather_update1==weather_update) ==False: draw.rectangle((211, 107, 248, 118), fill = 0) #设置更新时间刷新区域 draw.text((211,107),weather_update1,font = font05,fill =255) #显示天气更新时间 weather_update=weather_update1 logging.info("天气更新时间局部刷新") Local_strong_brush() #局部强刷 '''天气局部更新函数''' global power_str power_str1 =power_battery() if (power_str1==power_str) ==False: draw.rectangle((128, 110, 153, 117), fill = 0) #设置更新时间刷新区域 draw.text((129,108),power_battery(),font = font04,fill =255) #显示当前电量百分比 power_str=power_str1 Local_strong_brush() #局部强刷 # logging.info("电池电量局部刷新") retry_interval = 180 # 设置重试间隔时间（秒） while True: try: ##################屏幕初始化######################### epd = epd2in13_V4.EPD() #初始化 epd.init()#设定屏幕刷新模式 #epd.Clear(0xFF) #清除屏幕内容 ##################屏幕初始化######################### logging.info("Width = %s, Height = %s", format(epd.width), format(epd.height)) #打印屏幕高度及宽度 logging.info("初始化并清空显示屏")#屏幕开始准备相关展示 info_image = Image.new('1', (epd.height, epd.width), 255) #画布创建准备 draw = ImageDraw.Draw(info_image) Basic_refresh() #全局刷新 Partial_refresh() #局部刷新 epd.init() epd.Clear(0xFF) epd.sleep() time.sleep(300) break # 如果脚本执行成功，则退出循环 except (OSError, Exception) as e: # 捕获你提到的异常 logging.error("发生了错误: %s", e) time.sleep(retry_interval) # 等待一段时间后重试 except KeyboardInterrupt: logging.info("检测到键盘中断，正在清理并退出") epd.init() epd.Clear(0xFF) # 清除屏幕内容 epd.sleep() # 使屏幕进入休眠状态 epd2in13_V4.epdconfig.module_exit() # 清理资源 exit() # 脚本正常结束后的清理操作 epd.init() epd.Clear(0xFF) # 清除屏幕内容 epd.sleep() # 使屏幕进入休眠状态 epd2in13_V4.epdconfig.module_exit() # 清理资源 exit()