display locations parsed from ysf on map

owrx/map.py

@@ -0,0 +1,62 @@
+from datetime import datetime
+
+
+class Location(object):
+    def __dict__(self):
+        return {}
+
+
+class Map(object):
+    sharedInstance = None
+    @staticmethod
+    def getSharedInstance():
+        if Map.sharedInstance is None:
+            Map.sharedInstance = Map()
+        return Map.sharedInstance
+
+    def __init__(self):
+        self.clients = []
+        self.positions = {}
+        super().__init__()
+
+    def broadcast(self, update):
+        for c in self.clients:
+            c.write_update(update)
+
+    def addClient(self, client):
+        self.clients.append(client)
+        client.write_update([{"callsign": callsign, "location": record["loc"].__dict__()} for (callsign, record) in self.positions.items()])
+
+    def removeClient(self, client):
+        try:
+            self.clients.remove(client)
+        except ValueError:
+            pass
+
+    def updateLocation(self, callsign, loc: Location):
+        self.positions[callsign] = {"loc": loc, "updated": datetime.now()}
+        self.broadcast([{"callsign": callsign, "location": loc.__dict__()}])
+
+
+class LatLngLocation(Location):
+    def __init__(self, lat: float, lon: float):
+        self.lat = lat
+        self.lon = lon
+
+    def __dict__(self):
+        return {
+            "type":"latlon",
+            "lat":self.lat,
+            "lon":self.lon
+        }
+
+
+class LocatorLocation(Location):
+    def __init__(self, locator: str):
+        self.locator = locator
+
+    def __dict__(self):
+        return {
+            "type":"locator",
+            "locator":self.locator
+        }