def __init__(self):
DockPanel.__init__(self)
self.setSize('100%', '100%')
# widgets
topPanel = HorizontalPanel()
self.add(topPanel, DockPanel.NORTH)
places = {
"chicago, il": "Chicago",
"st louis, mo": "St Louis",
"joplin, mo": "Joplin, MO",
"oklahoma city, ok": "Oklahoma City",
"amarillo, tx": "Amarillo",
"gallup, nm": "Gallup, NM",
"flagstaff, az": "Flagstaff, AZ",
"winona, az": "Winona",
"kingman, az": "Kingman",
"barstow, ca": "Barstow",
"san bernardino, ca": "San Bernardino",
"los angeles, ca": "Los Angeles"
}
self.start = ListBox()
self.end = ListBox()
for value in places:
self.start.addItem(places[value], value)
self.end.addItem(places[value], value)
self.start.addChangeListener(self.calcRoute)
self.end.addChangeListener(self.calcRoute)
topPanel.add(self.start)
topPanel.add(self.end)
# now, the map
mapPanel = SimplePanel()
mapPanel.setSize('800', '500')
self.add(mapPanel, DockPanel.CENTER)
chigado = LatLng(41.850033, -87.6500523)
options = MapOptions(zoom=7,
center=chigado,
mapTypeId=MapTypeId.ROADMAP)
self.map = Map(mapPanel.getElement(), options)
# initialize the renderer
self.directionsDisplay = DirectionsRenderer()
self.directionsDisplay.setMap(self.map)
self.directionsService = DirectionsService()
