diff options
| -rwxr-xr-x | termostato.py | 164 | ||||
| -rw-r--r-- | termostato.ui | 150 |
2 files changed, 314 insertions, 0 deletions
diff --git a/termostato.py b/termostato.py new file mode 100755 index 0000000..a91af56 --- /dev/null +++ b/termostato.py @@ -0,0 +1,164 @@ +#!/usr/bin/python3 +# -*- coding: utf-8 -*- + +import RPi.GPIO as GPIO +import w1thermsensor +import sys, os +from time import sleep + +try: + from PySide2.QtWidgets import QApplication +except: + try: + from tkinter import messagebox + messagebox.showinfo("Installazione, attendi prego", "Sto per installare le librerie grafiche e ci vorrà del tempo. Premi Ok e vai a prenderti un caffè.") + pip.main(["install", "--index-url=http://download.qt.io/snapshots/ci/pyside/5.9/latest/", "pyside2", "--trusted-host", "download.qt.io"]) + #pip install --index-url=http://download.qt.io/snapshots/ci/pyside/5.9/latest/ pyside2 --trusted-host download.qt.io + #pip install PySide2 + from PySide2.QtWidgets import QApplication + except: + try: + from pip._internal import main + main(["install", "--index-url=http://download.qt.io/snapshots/ci/pyside/5.9/latest/", "pyside2", "--trusted-host", "download.qt.io"]) + from PySide2.QtWidgets import QApplication + except: + sys.exit(1) + + +from PySide2.QtUiTools import QUiLoader +from PySide2.QtCore import QFile +from PySide2.QtCore import Qt +from PySide2.QtCore import Signal +from PySide2.QtWidgets import QLabel +from PySide2.QtWidgets import QMainWindow +from PySide2.QtCore import QThread + + +toSleep = 10 + +class TurnOn(QThread): + TempReached = Signal(bool) + + def __init__(self, w, addr = ""): + QThread.__init__(self) + self.w = w + self.setTerminationEnabled(True) + self.relaypin = 23 + # Numerazione dei PIN GPIO + GPIO.setmode(GPIO.BCM) + # Il pin del relay va in output + GPIO.setup(self.relaypin, GPIO.OUT) + #Cerco il sensore + self.sensor = w1thermsensor.W1ThermSensor() + + def __del__(self): + print("Shutting down thread") + + def run(self): + self.reachTemp() + return + + def readTemp(self): + #Leggo la temperatura + temperature_in_celsius = self.sensor.get_temperature() + print("Temperatura:"+str(temperature_in_celsius)+"° C") + return temperature_in_celsius + + def reachTemp(self): + global toSleep + try: + while self.w.SwitchOn.isChecked(): + if float(self.readTemp()) < float(self.w.tempImpostata.value()): + # Accendo il relay + GPIO.output(self.relaypin, GPIO.HIGH) + sleep(toSleep) + else: + # Spengo il relay + GPIO.output(self.relaypin, GPIO.LOW) + self.TempReached.emit(True) + except: + self.TempReached.emit(False) + + +class ShowTemp(QThread): + + def __init__(self, w, addr = ""): + QThread.__init__(self) + self.w = w + self.setTerminationEnabled(True) + #Cerco il sensore + self.sensor = w1thermsensor.W1ThermSensor() + + def __del__(self): + print("Shutting down thread") + + def run(self): + global toSleep + while True: + self.w.tempAttuale.setText(str(self.readTemp())+" °C") + sleep(toSleep) + return + + def readTemp(self): + #Leggo la temperatura + temperature_in_celsius = self.sensor.get_temperature() + return temperature_in_celsius + + + +class MainWindow(QMainWindow): + + def __init__(self, parent=None): + super(MainWindow, self).__init__(parent) + file = QFile(os.path.abspath(os.path.dirname(sys.argv[0]))+"/termostato.ui") + file.open(QFile.ReadOnly) + loader = QUiLoader(self) + self.w = loader.load(file) + self.setCentralWidget(self.w) + self.setWindowTitle("Termostato") + self.w.SwitchOn.clicked.connect(self.StopThis) + self.w.tempImpostata.valueChanged.connect(self.setTempImp) + #Devono essere abilitati i 1-Wire + os.system('sudo modprobe w1-gpio') + os.system('sudo modprobe w1-therm') + self.alreadyOn = False + self.w.tempImpostata.setValue(25) + self.setTempImp(25) + self.stoponreached = False + self.getTempThread = ShowTemp(self.w) + self.getTempThread.start() + + def itIsOff(self): + self.w.SwitchOn.setChecked(False) + self.StopThis() + + def reached(self): + print("Temperatura raggiunta") + if self.stoponreached: + self.itIsOff() + + def dostuff(self): + if not self.alreadyOn: + self.myThread = TurnOn(self.w) + self.myThread.TempReached.connect(self.reached) + self.myThread.finished.connect(self.itIsOff) + self.myThread.start() + self.alreadyOn = True + + def StopThis(self): + if self.w.SwitchOn.isChecked(): + self.w.SwitchOn.setText("Spegni") + self.dostuff() + else: + self.w.SwitchOn.setText("Accendi") + self.alreadyOn = False + + def setTempImp(self, arg1): + self.w.tempImpostataLabel.setText(str(arg1)+" °C") + self.dostuff() + +if __name__ == "__main__": + app = QApplication(sys.argv) + w = MainWindow() + w.show() + sys.exit(app.exec_()) diff --git a/termostato.ui b/termostato.ui new file mode 100644 index 0000000..a395086 --- /dev/null +++ b/termostato.ui @@ -0,0 +1,150 @@ +<?xml version="1.0" encoding="UTF-8"?> +<ui version="4.0"> + <class>MainWindow</class> + <widget class="QMainWindow" name="MainWindow"> + <property name="geometry"> + <rect> + <x>0</x> + <y>0</y> + <width>535</width> + <height>333</height> + </rect> + </property> + <property name="windowTitle"> + <string>MainWindow</string> + </property> + <widget class="QWidget" name="centralwidget"> + <layout class="QVBoxLayout" name="verticalLayout_3"> + <item> + <layout class="QHBoxLayout" name="horizontalLayout_2"> + <item> + <layout class="QVBoxLayout" name="verticalLayout"> + <item> + <widget class="QLabel" name="label"> + <property name="text"> + <string>Temperatura attuale:</string> + </property> + </widget> + </item> + <item> + <widget class="QLabel" name="tempAttuale"> + <property name="font"> + <font> + <pointsize>36</pointsize> + <weight>75</weight> + <italic>true</italic> + <bold>true</bold> + </font> + </property> + <property name="text"> + <string>0 °C</string> + </property> + <property name="alignment"> + <set>Qt::AlignCenter</set> + </property> + </widget> + </item> + <item> + <spacer name="verticalSpacer"> + <property name="orientation"> + <enum>Qt::Vertical</enum> + </property> + <property name="sizeType"> + <enum>QSizePolicy::Preferred</enum> + </property> + <property name="sizeHint" stdset="0"> + <size> + <width>20</width> + <height>40</height> + </size> + </property> + </spacer> + </item> + </layout> + </item> + <item> + <widget class="Line" name="line"> + <property name="orientation"> + <enum>Qt::Vertical</enum> + </property> + </widget> + </item> + <item> + <layout class="QVBoxLayout" name="verticalLayout_2"> + <item> + <widget class="QLabel" name="label_2"> + <property name="text"> + <string>Temperatura da mantenere:</string> + </property> + </widget> + </item> + <item> + <widget class="QLabel" name="tempImpostataLabel"> + <property name="font"> + <font> + <pointsize>36</pointsize> + <weight>75</weight> + <italic>true</italic> + <bold>true</bold> + </font> + </property> + <property name="text"> + <string>0 °C</string> + </property> + <property name="alignment"> + <set>Qt::AlignCenter</set> + </property> + </widget> + </item> + <item> + <widget class="QDial" name="tempImpostata"> + <property name="minimum"> + <number>-20</number> + </property> + <property name="maximum"> + <number>50</number> + </property> + <property name="value"> + <number>25</number> + </property> + <property name="orientation"> + <enum>Qt::Horizontal</enum> + </property> + <property name="invertedAppearance"> + <bool>false</bool> + </property> + <property name="invertedControls"> + <bool>false</bool> + </property> + <property name="wrapping"> + <bool>false</bool> + </property> + <property name="notchesVisible"> + <bool>false</bool> + </property> + </widget> + </item> + </layout> + </item> + </layout> + </item> + <item> + <widget class="QPushButton" name="SwitchOn"> + <property name="text"> + <string>Spegni</string> + </property> + <property name="checkable"> + <bool>true</bool> + </property> + <property name="checked"> + <bool>true</bool> + </property> + </widget> + </item> + </layout> + </widget> + <widget class="QStatusBar" name="statusbar"/> + </widget> + <resources/> + <connections/> +</ui> |