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#!/usr/bin/python
#UDP listener
from latLng import *
from layers import *
from xml2obj import *
doc=xml2obj(open("ttg01.xml"))
gpslayers=[]
for i in doc.gps.index:
#should catch invalid xml
g=indexlayer(i.file,i.ll1,i.ll2)
for t in i.trigger:
g.triggers.append(trigger(int(t.id),t.command,t.param))
gpslayers.append(g)
import socket
GUI_IP="127.0.0.1"
GUI_PORT=5400
insock = socket.socket( socket.AF_INET, socket.SOCK_DGRAM )
insock.bind( (GUI_IP,GUI_PORT) )
insock.settimeout(0.01)
PD_IP="127.0.0.1"
PD_PORT=5401
outsock = socket.socket( socket.AF_INET,socket.SOCK_DGRAM )
pos=latLng()
posChanged=False
while True:
data=""
try:
data, addr = insock.recvfrom(128)
pos.parse(data)
posChanged=True
except:
nothing=None
if posChanged:
print "received message:", data
for layer in gpslayers:
r=layer.checkcoord(pos)
if layer.checkcoord!=None:
outsock.sendto( r, (PD_IP, PD_PORT) )
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