[FEATURE] Add gps file stream

'gpsfile' in roam.config

src/roam/api/__init__.py

@@ -1,7 +1,5 @@
 __author__ = 'Nathan.Woodrow'
 
-import gps
-GPS = gps.GPSService()
 
 import roam.config
 import os
@@ -10,8 +8,8 @@
 # print "Setting fake GPS"
 # GPS = gps.FileGPSService(portname)
 
+from roam.api.gps import GPS
 from roam.api.events import RoamEvents
 from roam.api.featureform import FeatureForm
 from roam.api.interface import RoamInterface
-
 from roam.api.featureforms import inspectionform

src/roam/api/gps.py

@@ -6,8 +6,9 @@
 from qgis.core import (QgsGPSDetector, QgsGPSConnectionRegistry, QgsPoint, \
  QgsCoordinateTransform, QgsCoordinateReferenceSystem, \
  QgsGPSInformation, QgsCsException)
-from roam.utils import log, info
-import roam.config
+
+from roam.utils import log, info, logger
+from roam.config import settings as config
 
 NMEA_FIX_BAD = 1
 NMEA_FIX_2D = 2
@@ -237,5 +238,14 @@ def disconnectGPS(self):
  self.gpsdisconnected.emit()
 
 
-GPS = GPSService()
+try:
+ filename = config["gpsfile"]
+ print filename
+ if os.path.exists(filename):
+ print "Using file name"
+ GPS = FileGPSService(filename=filename)
+ else:
+ GPS = GPSService()
+except KeyError:
+ GPS = GPSService()