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only_motion_detector/location.py
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import json | |
import time | |
import paho.mqtt.client as mqtt | |
from tkinter import Tk, Button | |
from tkintermapview import TkinterMapView | |
# MQTT settings | |
MQTT_BROKER = "broker.hivemq.com" | |
MQTT_PORT = 1883 | |
MQTT_TOPIC_LOCATION = "owntracks/ZZ/#" | |
MQTT_TOPIC_UPDATE = "home/location_updates" | |
# Initialize MQTT client | |
client = mqtt.Client() | |
# Variable to store the latest location | |
latest_location = None | |
def on_connect(client, userdata, flags, rc): | |
print(f"Connected to MQTT broker with result code {rc}") | |
client.subscribe(MQTT_TOPIC_LOCATION) | |
def on_message(client, userdata, msg): | |
global latest_location | |
try: | |
payload = json.loads(msg.payload) | |
if 'lat' in payload and 'lon' in payload: | |
latest_location = (payload['lat'], payload['lon']) | |
print(f"Updated location: {latest_location}") | |
publish_location() | |
except Exception as e: | |
print(f"Failed to parse MQTT message: {e}") | |
def publish_location(): | |
global coordinates | |
if latest_location: | |
location_data = { | |
"latitude": latest_location[0], | |
"longitude": latest_location[1], | |
"timestamp": int(time.time()) | |
} | |
client.publish(MQTT_TOPIC_UPDATE, json.dumps(location_data)) | |
coordinates = location_data | |
# Initialize coordinates with a default value | |
coordinates = {"latitude": 0.0, "longitude": 0.0} | |
# Tkinter setup | |
window = Tk() | |
window.title("Map Viewer") | |
window.config(width=800, height=600) | |
map_widget = TkinterMapView(window, width=800, height=600, corner_radius=0) | |
map_widget.place(relx=0.5, rely=0.5, anchor="center") | |
#initialize zoom level | |
zoom_level = 15 | |
# Function to update the map with the latest location | |
def update_map(): | |
if latest_location: | |
map_widget.set_position(latest_location[0], latest_location[1]) | |
map_widget.set_zoom(zoom_level) | |
map_widget.set_marker(latest_location[0], latest_location[1], text="Current Location") | |
window.after(1000, update_map) | |
# Functions to zoom in and out | |
def zoom_in(): | |
global zoom_level | |
if zoom_level < 19: # Maximum zoom level for TkinterMapView | |
zoom_level += 1 | |
map_widget.set_zoom(zoom_level) | |
def zoom_out(): | |
global zoom_level | |
if zoom_level > 1: # Minimum zoom level for TkinterMapView | |
zoom_level -= 1 | |
map_widget.set_zoom(zoom_level) | |
# Zoom buttons | |
button_zoom_in = Button(window, text="Zoom In", command=zoom_in) | |
button_zoom_in.place(relx=0.9, rely=0.1, anchor="center") | |
button_zoom_out = Button(window, text="Zoom Out", command=zoom_out) | |
button_zoom_out.place(relx=0.9, rely=0.2, anchor="center") | |
client.on_connect = on_connect | |
client.on_message = on_message | |
# Connect to the MQTT broker | |
client.connect(MQTT_BROKER, MQTT_PORT) | |
client.loop_start() | |
# Start updating the map | |
update_map() | |
try: | |
window.mainloop() | |
except KeyboardInterrupt: | |
print("Exiting...") | |
# Clean up | |
client.loop_stop() | |
client.disconnect() |