Files
2.13-Ink-screen-clock/bin/clock.py
2025-01-23 12:29:23 +08:00

225 lines
11 KiB
Python

#!/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
white = 255 #颜色
black = 0
logging.basicConfig(level=logging.DEBUG)
################################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, 'Font.ttc'), 15) #字体文件
font03 = ImageFont.truetype(os.path.join(picdir, 'DSEG7Modern-Bold.ttf'), 66) #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, 'Font.ttc'), 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 time.strftime('%Y年%m月%d')+''+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"
def CPU_temperature():#CPU温度获取
temperatura = os.popen('vcgencmd measure_temp').readline()
temperatura = temperatura.replace('temp=','').strip()
return str(temperatura)
def Memory_footprint():#显示内存占用百分比
return(subprocess.check_output(u"free -m | awk -F '[ :]+' 'NR==2{printf \"%d\", ($3)/$2*100}'", shell = True ).decode('gbk'))
def CPU_usage(): #显示CPU占用百分比
return(str(int(float(os.popen("top -b -n1 | awk '/Cpu\(s\):/ {print $2}'").readline().strip()))))
def power_battery():#获取当前电池电量
return(str(int(subprocess.check_output(u"echo \"get battery\" | nc -q 0 127.0.0.1 8423|awk -F':' '{print int($2)}'", shell = True ).decode('gbk')))+u'%')
# 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((128,108),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 Basic_refresh(): #全刷函数
logging.info("Refresh and prepare the basic content before starting the canvas")#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((5,40),local_time,font = font03,fill =0)#显示当前时间
Bottom_edge() #添加底边内容
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("Partial content update, this update is recommended to be synchronized with the minute to save the life of the ink screen")#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, 17, 133, 95), fill = 255) #时间局刷区域
draw.text((5,17),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, 94, 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
#显示当前电量百分比
power_str=power_str1
Local_strong_brush() #局部强刷
logging.debug("电源电量局部刷新")
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("Initialize and clear the display")#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()
except IOError as e:
logging.info(e)
except KeyboardInterrupt:
logging.info("Keyboard interrupt detected, exiting gracefully.")
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()
except Exception as e:
logging.error("An unexpected error occurred: %s", e)
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()