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added visualizing route

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Sem van der Hoeven
2021-01-05 11:25:13 +01:00
parent bcd9eb6378
commit e8af38981f
7 changed files with 134 additions and 31 deletions
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40
app/src/main/java/com/a1/nextlocation/json/DirectionsResult.java
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@@ -15,6 +15,7 @@ import org.osmdroid.util.GeoPoint;
import java.lang.reflect.Array;
import java.util.ArrayList;
import java.util.Collections;
import java.util.List;
public class DirectionsResult {
@@ -23,6 +24,7 @@ public class DirectionsResult {
private double distance;
private double duration;
private double[][] wayPointCoordinates;
private GeoPoint[] startAndEndPoint = new GeoPoint[2];
public List<DirectionsStep> getSteps() {
return steps;
@@ -52,8 +54,31 @@ public class DirectionsResult {
this.steps.add(step);
}
public GeoPoint[] getStartAndEndPoint() {
return startAndEndPoint;
}
/**
* converts all the geopoints in all the steps into an arraylist to display it on the map
* @return the list of geopoints
*/
public ArrayList<GeoPoint> getGeoPoints() {
int size = 0;
// we'll have a lot of waypoints, so calculate the size first so that the list won't have to be extended (o p t i m i z e)
for (int i = 0; i < this.getSteps().size(); i++) {
size += this.getSteps().get(i).getWaypoints().length;
}
ArrayList<GeoPoint> res = new ArrayList<>(size);
for (DirectionsStep step : this.getSteps()) {
Collections.addAll(res, step.getWaypoints());
}
return res;
}
/**
* parses a given json string into this object. It gets all the waypoints and steps and combines them so that every step also has the correct coordinates associated with it
*
* @param json the json string to parse.
*/
public void parse(String json) {
@@ -86,7 +111,7 @@ public class DirectionsResult {
for (JsonElement j : steps) {
DirectionsStep step = gson.fromJson(j,DirectionsStep.class);
DirectionsStep step = gson.fromJson(j, DirectionsStep.class);
double lat;
double longl;
@@ -94,7 +119,7 @@ public class DirectionsResult {
for (int i = 0; i < 2; i++) {
lat = this.wayPointCoordinates[step.getWay_points().get(i)][0];
longl = this.wayPointCoordinates[step.getWay_points().get(i)][1];
step.getWaypoints()[i] = new GeoPoint(lat,longl);
step.getWaypoints()[i] = new GeoPoint(lat, longl);
}
addStep(step);
@@ -102,6 +127,9 @@ public class DirectionsResult {
}
}
startAndEndPoint[0] = this.getSteps().get(0).getWaypoints()[0];
startAndEndPoint[1] = this.getSteps().get(this.getSteps().size()-1).getWaypoints()[1];
}
public void parseRoute(String json) {
@@ -115,7 +143,7 @@ public class DirectionsResult {
this.duration = summary.get("duration").getAsDouble();
JsonPrimitive geometry = route.getAsJsonPrimitive("geometry");
JsonArray wayPointCoordinates = GeometryDecoder.decodeGeometry(geometry.getAsString(),false);
JsonArray wayPointCoordinates = GeometryDecoder.decodeGeometry(geometry.getAsString(), false);
this.wayPointCoordinates = new double[wayPointCoordinates.size()][2];
@@ -140,7 +168,7 @@ public class DirectionsResult {
for (JsonElement j : steps) {
DirectionsStep step = gson.fromJson(j,DirectionsStep.class);
DirectionsStep step = gson.fromJson(j, DirectionsStep.class);
double lat;
double longl;
@@ -148,7 +176,7 @@ public class DirectionsResult {
for (int i = 0; i < 2; i++) {
lat = this.wayPointCoordinates[step.getWay_points().get(i)][0];
longl = this.wayPointCoordinates[step.getWay_points().get(i)][1];
step.getWaypoints()[i] = new GeoPoint(lat,longl);
step.getWaypoints()[i] = new GeoPoint(lat, longl);
}
addStep(step);
@@ -158,7 +186,5 @@ public class DirectionsResult {
}
}
}