?#?-*-?coding:?utf-8?-*-???
#qpy:kivy

from?kivy?import?require
require（‘1.9.0‘）?#?replace?with?your?current?kivy?version?!
from?kivy.properties?import?StringProperty?objectProperty?ListProperty?NumericProperty?
from?kivy.uix.screenmanager?import?ScreenManager?Screen?FadeTransition
from?kivy.clock?import?Clock
from?kivy.app?import?App
from?kivy.lang?import?Builder
from?kivy.garden.graph?import?Graph?MeshLinePlot
from?kivy.uix.boxlayout?import?BoxLayout
import?mysql.connector
import?threading
import?datetime
import?time

#?GLOBAL?VARIABLES?HERE:
localhost?=?‘fuelcelldb.mysqldb.chinacloudapi.cn‘?#?Server?eg:?localhost
dbname????=?‘fuelcelldb‘?#?SQL?Database?Name.
dbuser????=?‘fuelcelldb%junge8830‘?#?SQL?Database?Username.
dbpw??????=?‘junGE8830‘?#?SQL?Database?Password.
tablename?=?‘parameters‘?#?SQL?Table?name?here.
ConnFlag?=?0
descripID?=?{‘ID‘:0?‘voltage‘:1?‘current‘:2?‘temperature‘:3?‘timestamp‘:4}

RASPBERRYPI_NAME?=?‘raspberrypi‘

global?realtimegraph?rtgraphupdate?MeasureRTPlot?Outdata
realtimegraph?=?None
rtgraphupdate?=?None
global?MeasureRTPlotValue?#?for?realtimegraph?measurement?line?value
MeasureRTPlotValue?=?None
Outdata?=?[]
#?for?offline?graph?measurement?line?value
global?offlinegraph?MeasurePlotValue
offlinegraph?=?None
MeasurePlotValue?=?None

class?ConnThreading（threading.Thread）:
????“““
????Thread?to?connection?to?database?in?the?background?without
????disturbing?user?interface.
????“““
????def?__init__（self?threadID?name）:
????????threading.Thread.__init__（self）
????????self.threadID?=?threadID
????????self.name?=?name
????def?run（self）:
????????print?（“Starting?“?+?self.name）
????????global?conn?cursor?ConnFlag
????????try:
????????????conn?=?mysql.connector.connect（host=localhost
??????????????????????????????????database=dbname
??????????????????????????????????user=dbuser
??????????????????????????????????password=dbpw）
????????????cursor?=?conn.cursor（）
????????????ConnFlag?=?1?#?Set?Connection?Flag?to?1?succeed?so?other?function?can?be?alerted.
????????????print?（“DB?connected?successfully!?Exiting?“?+?self.name）
????????except?mysql.connector.Error?as?e:
????????????print（“Connection?fail?Error?Code:?\n“e）
????????????#?quit（）
????????????#?Codes?to?save?to?log?file?here
class?PromptSuccess（threading.Thread）:
????“““
????Thread?to?check?the?ConnThreading?for?connection?completeness
????and?to?give?return?message?to?the?displaytext?input?argument.
????“““
????def?__init__（self?threadID?name?threadtojoin?displaytext）:
????????threading.Thread.__init__（self）
????????self.threadID?=?threadID
????????self.name?=?name
????????self.displaytext?=?displaytext
????????self.threadtojoin?=?threadtojoin
????def?run（self）:
????????print?（“Starting?“?+?self.name）
????????self.threadtojoin.join（）
????????self.displaytext.text?=?“If?there?is?no?dataplease?contact?the?author‘s?mailbox?zejunwen@qq.com!“






####?Individual?

?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----
?????目錄???????????0??2017-11-09?06:27??detection-and-control-system-for-fuel-cells-master\
?????文件???????14319??2017-11-09?06:27??detection-and-control-system-for-fuel-cells-master\KivyDesignFile.kv
?????文件?????????161??2017-11-09?06:27??detection-and-control-system-for-fuel-cells-master\README.md
?????文件???????25933??2017-11-09?06:27??detection-and-control-system-for-fuel-cells-master\main.py