forked from alex-adam/Tesla
-
Notifications
You must be signed in to change notification settings - Fork 1
/
MainApp.py
235 lines (196 loc) · 7.77 KB
/
MainApp.py
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
# -*- coding: utf-8 -*-
import sys
import quamash
import asyncio
import random
import obd
import time
try:
from PySide import QtCore
from PySide import QtWidgets
except:
from PyQt5.QtCore import pyqtSlot as Slot, QVariant
from PyQt5 import QtCore
from PyQt5.QtCore import *
from PyQt5.QtWidgets import *
from PyQt5 import QtWidgets
from PyQt5.QtQml import QQmlApplicationEngine,QQmlEngine, QQmlComponent
import resources
class ObdInterface(QObject):
speedChangeSignal = pyqtSignal(int)
engineLoadChangeSignal = pyqtSignal(int)
rpmChangeSignal = pyqtSignal(int)
coolantTempChangeSignal = pyqtSignal(int)
kmsChangeSignal = pyqtSignal(int)
def __init__(self,win):
super(ObdInterface, self).__init__(win)
self.win = win
#self.rpmNeedle.setProperty('value',0)
#self.speedNeedle.setProperty('value',0)
#self.fuelNeedle.setProperty('value',0)
self.connection = obd.Async(portstr="/dev/rfcomm0",fast=False,timeout=30)
obd.logger.setLevel(obd.logging.DEBUG)
self.speedChangeSignal.connect(self.updateSpeedUI, Qt.QueuedConnection)
self.engineLoadChangeSignal.connect(self.updateEngineLoadUI, Qt.QueuedConnection)
self.coolantTempChangeSignal.connect(self.updateCoolantTempUI, Qt.QueuedConnection)
self.rpmChangeSignal.connect(self.updateRpmUI, Qt.QueuedConnection)
self.kmsChangeSignal.connect(self.updateKmsUI, Qt.QueuedConnection)
self.connection.watch(obd.commands.RPM, callback=self.updateRpm)
self.connection.watch(obd.commands.SPEED, callback=self.updateSpeed)
self.connection.watch(obd.commands.ENGINE_LOAD, callback=self.updateFuel)
self.connection.watch(obd.commands.DISTANCE_W_MIL, callback=self.updateKms)
self.connection.watch(obd.commands.COOLANT_TEMP, callback=self.updateTemp)
def updateRpm(self,r):
if not r.is_null():
print("RPM "+str(r.value))
self.rpmChangeSignal.emit(r.value.magnitude)
def updateKms(self,r):
if not r.is_null():
print("Kms "+str(r.value))
self.kmsChangeSignal.emit(r.value.magnitude)
def updateTemp(self,r):
if not r.is_null():
print("Temp "+str(r.value))
self.coolantTempChangeSignal.emit(r.value.magnitude)
def updateSpeed(self,r):
if not r.is_null():
print("SPEED "+str(r.value))
self.speedChangeSignal.emit(r.value.magnitude)
def updateKmsUI(self,value):
totalKms = self.win.findChild(QObject, 'totalKms')
totalKms.setProperty('text',int(value))
print("Kms set success")
def updateSpeedUI(self,value):
speedNeedle = self.win.findChild(QObject, 'speedoNeedle')
speedNeedle.setProperty('value',int(value))
print("Speed set success")
def updateRpmUI(self,value):
rpmNeedle = self.win.findChild(QObject, 'rpmNeedle')
rpmNeedle.setProperty('value',int(value))
print("RPM set success")
def updateCoolantTempUI(self,value):
enginTemp = self.win.findChild(QObject, 'enginTemp')
enginTemp.setProperty('text',int(value))
print("CoolantTemp set success")
def updateEngineLoadUI(self,value):
fuelNeedle = self.win.findChild(QObject, 'fuelNeedle')
fuelNeedle.setProperty('value',int(value))
print("Engine Load set success")
def updateFuel(self,r):
if not r.is_null():
print("Engine Load "+str(r.value))
self.engineLoadChangeSignal.emit(r.value.magnitude)
def start(self):
self.connection.start()
class ObdMock:
def __init__(self,baseValue,maxIncrement,maxValue,minValue):
self.test=True
self.baseValue=baseValue
self.maxIncrement=maxIncrement
self.maxValue=maxValue
self.minValue=minValue
self.increasing = True
def getValue(self):
speedVariance = random.randint(0, self.maxIncrement)
if(self.increasing):
self.baseValue += speedVariance
if(self.baseValue>self.maxValue):
self.increasing=False
else:
self.baseValue -= speedVariance
if(self.baseValue<self.minValue):
self.increasing = True
return self.baseValue
class MainApp(QObject):
speedChangeSignal = pyqtSignal(int)
def __init__(self, context, loop, parent=None):
super(MainApp, self).__init__(parent)
self.win = parent
self.ctx = context
self.loop = loop
self.speedChangeSignal.connect(self.updateSpeed, Qt.QueuedConnection)
self.mockSpeed = ObdMock(20,10,100,0)
self.mockRpm = ObdMock(1000,400,5000,0)
self.mockFuel = ObdMock(100,1,100,0)
self.mockEngineTemp = ObdMock(30,5,100,0)
self.mockKm = ObdMock(4000,1,10000,0)
async def setSpeed(self):
print("started scanning speed")
while True:
speed = self.mockSpeed.getValue()
print("speed "+str(speed))
self.speedChangeSignal.emit(speed)
await asyncio.sleep(1)
def updateSpeed(self,value):
speedNeedle = self.win.findChild(QObject, 'speedoNeedle')
speedNeedle.setProperty('value',value)
async def setRpm(self):
print("started scanning rpm")
while True:
rpmNeedle = self.win.findChild(QObject, 'rpmNeedle')
rpm = self.mockRpm.getValue()
print("rpm "+str(rpm))
rpmNeedle.setProperty('value',rpm)
await asyncio.sleep(0.3)
async def setFuel(self):
print("started scanning fuel")
while True:
rpmNeedle = self.win.findChild(QObject, 'fuelNeedle')
fuel = self.mockFuel.getValue()
print("fuel "+str(fuel))
rpmNeedle.setProperty('value',fuel)
await asyncio.sleep(2)
async def setKm(self):
print("started scanning Kms")
while True:
totalKms = self.win.findChild(QObject, 'totalKms')
kms = self.mockKm.getValue()
print("kms "+str(kms))
totalKms.setProperty('text',kms)
await asyncio.sleep(2)
async def setCoolantTemp(self):
print("started scanning Temperature ")
while True:
engineTemp = self.win.findChild(QObject, 'enginTemp')
temp = self.mockEngineTemp.getValue()
print("temp "+str(temp))
engineTemp.setProperty('text',temp)
await asyncio.sleep(2)
@Slot(QVariant)
def startJob(self):
loop = asyncio.get_event_loop()
task = loop.create_task(self.setSpeed());
asyncio.ensure_future(self.setSpeed());
asyncio.ensure_future(self.setRpm());
asyncio.ensure_future(self.setFuel());
asyncio.ensure_future(self.setKm());
asyncio.ensure_future(self.setCoolantTemp());
def onStart(self):
print("Test");
task = asyncio.create_task(self.setSpeed());
loop.run_until_complete(task,loop=self.loop)
if __name__ == "__main__":
app = QApplication(sys.argv)
loop = quamash.QEventLoop(app)
print("setting event loop")
asyncio.set_event_loop(loop) # NEW must set the event loop
engine = QQmlApplicationEngine()
ctx = engine.rootContext()
#ctx.setContextProperty("py_mainapp", py_mainapp)
engine.load(QUrl('qrc:/main.qml'))
win = engine.rootObjects()[0]
#py_mainapp = MainApp(ctx, loop, win )
win.show();
print("aquiring the interface")
try:
obdi = ObdInterface(win)
obdi.start()
except:
print("Error connecting")
time.sleep(2)
traceback.print_exc()
#py_mainapp.startJob();
#QtCore.QTimer.singleShot(1000000, py_mainapp.onStart())
loop.run_forever()
print("Program ended")
#sys.exit(app.exec_())