// Parsing the data in non-ui thread
@Override
protected List<List<HashMap<String, String>>> doInBackground(String... jsonData) {
JSONObject jObject;
int ptdistance = 0;
List<List<HashMap<String, String>>> routes = null;
try {
jObject = new JSONObject(jsonData[0]);
DirectionsJSONParser mParser;
mParser = new DirectionsJSONParser();
// Starts parsing data
routes = mParser.parse(jObject);
ptdistance = mParser.getjsonDis();
Log.i("distance", Integer.toString(ptdistance) + " ParserTask distance");
} catch (Exception e) {
e.printStackTrace();
}
dis = ptdistance;
Log.i("distance", Integer.toString(dis) + " ParserTaskOutOfCatch");
GlobalVariable.dis[i][j] = dis;
GlobalVariable.doingnum += 1;
return routes;
}
protected void onPostExecute(String result) {
try {
jObject = new JSONObject(result);
DirectionsJSONParser parser = new DirectionsJSONParser();
routes = parser.parseFeed(jObject);
Log.d("VetFirstActivity", "successfully parsed routes data");
} catch (JSONException e) {
e.printStackTrace();
}
drawRoute(routes);
}
// Parsing the data in non-ui thread
@Override
protected List<List<HashMap<String, String>>> doInBackground(String... jsonData) {
JSONObject jObject;
List<List<HashMap<String, String>>> routes = null;
try {
jObject = new JSONObject(jsonData[0]);
DirectionsJSONParser parser = new DirectionsJSONParser();
// Starts parsing data
routes = parser.parse(jObject);
} catch (Exception e) {
e.printStackTrace();
}
return routes;
}
private void getMap(String json) {
Log.d("TAG", "getMap");
JSONObject jObject;
List<List<HashMap<String, String>>> result = null;
ArrayList<LatLng> points = null;
PolylineOptions lineOptions = null;
try {
Log.d("TAG", "TAG");
jObject = new JSONObject(json);
DirectionsJSONParser parser = new DirectionsJSONParser();
// parse出畫在地圖上的經緯度組
result = parser.parse(jObject);
Log.d("TAG", "routes=" + String.valueOf(result.size()));
} catch (JSONException e) {
e.printStackTrace();
}
try {
lineOptions = new PolylineOptions();
// Fetching all the points in all routes，用2層迴圈
Log.d("TAG", "000");
// 假設印出第一條路
points = new ArrayList<LatLng>();
for (int e = 0; e < result.get(0).size(); e++) {
HashMap<String, String> point = result.get(0).get(e);
double Lat = Double.parseDouble(point.get("lat"));
double Lng = Double.parseDouble(point.get("lng"));
LatLng p = new LatLng(Lat, Lng);
points.add(p);
}
} catch (NullPointerException e) {
e.printStackTrace();
}
lineOptions.addAll(points);
lineOptions.width(8);
lineOptions.color(Color.RED);
Log.d("TAG", "mapmove_end");
map.addPolyline(lineOptions);
}
