菊池

マップでDirectionの表示をするコードは入れました。（機能はしていません）
できればDirectionAPIのキーをコメントで指定している部分に入れておくか、自分に送ってくれると助かります。もしできなかった場合はすぐに言ってください
お願いします

.idea/gradle.xml

@@ -4,6 +4,7 @@
   <component name="GradleSettings">
     <option name="linkedExternalProjectsSettings">
       <GradleProjectSettings>
+        <option name="testRunner" value="GRADLE" />
         <option name="externalProjectPath" value="$PROJECT_DIR$" />
         <option name="gradleJvm" value="jbr-17" />
         <option name="modules">

app/src/main/AndroidManifest.xml

@@ -2,6 +2,8 @@
 <manifest xmlns:android="http://schemas.android.com/apk/res/android"
     xmlns:tools="http://schemas.android.com/tools">
 
+
+    <!--  インターネットへのアクセス権限  -->
     <uses-permission android:name="android.permission.INTERNET" />
 
     <application

app/src/main/java/com/example/oplogy/MainActivity.java

@@ -88,6 +88,7 @@ public class MainActivity extends AppCompatActivity implements View.OnClickListe
 //    クリック処理
     @Override
     public void onClick(View view) {
+
 //        ID作成のクリック処理
         if(view == creatUUID){
             imageUuid.setImageResource(R.drawable.ischecked_uuid);
@@ -101,13 +102,15 @@ public class MainActivity extends AppCompatActivity implements View.OnClickListe
         if(view == setUp){
             imageSetup.setImageResource(R.drawable.ischecked_uuid);
             Intent toSetup = new Intent(MainActivity.this,SetUpActivity.class);
-            startActivity(toSetup);
+            startActivityForResult(toSetup,100);
+            overridePendingTransition(android.R.anim.slide_in_left,android.R.anim.slide_out_right);
             finish();   // 画面遷移後元の状態に戻す
         }
         if (view == imageSetup){
             imageSetup.setImageResource(R.drawable.ischecked_uuid);
             Intent toSetup = new Intent(MainActivity.this,SetUpActivity.class);
-            startActivity(toSetup);
+            startActivityForResult(toSetup,100);
+            overridePendingTransition(android.R.anim.slide_in_left,android.R.anim.slide_out_right);
             finish();   // 画面遷移後元の状態に戻す
         }
 
@@ -152,6 +155,9 @@ public class MainActivity extends AppCompatActivity implements View.OnClickListe
             @Override
             public void onClick(DialogInterface dialog, int which) {
                 Log.d("DialogNO", "DialogでNoが選ばれました");
+
+                // Noを押したら、元の画像に戻す処理
+                imageUuid.setImageResource(R.drawable.checked_image);
             }
         });
 

app/src/main/java/com/example/oplogy/Maps.java

@@ -1,44 +1,42 @@
 package com.example.oplogy;
 
+import androidx.annotation.NonNull;
 import androidx.fragment.app.FragmentActivity;
 
 import android.content.Intent;
 import android.graphics.Color;
-import android.media.Image;
+import android.location.Location;
+import android.location.LocationListener;
 import android.os.Bundle;
+import android.util.Log;
 import android.view.View;
-import android.view.View.OnClickListener;
 import android.widget.ImageView;
-import android.widget.TextView;
 
 import com.google.android.gms.maps.CameraUpdateFactory;
 import com.google.android.gms.maps.GoogleMap;
 import com.google.android.gms.maps.OnMapReadyCallback;
 import com.google.android.gms.maps.SupportMapFragment;
-import com.google.android.gms.maps.model.BitmapDescriptorFactory;
 import com.google.android.gms.maps.model.LatLng;
-import com.google.android.gms.maps.model.Marker;
+import com.google.android.gms.maps.model.LatLngBounds;
 import com.google.android.gms.maps.model.MarkerOptions;
 import com.example.oplogy.databinding.MapsBinding;
-import com.google.android.gms.maps.model.Polyline;
 import com.google.android.gms.maps.model.PolylineOptions;
 import com.google.maps.DirectionsApi;
-import com.google.maps.DirectionsApiRequest;
 import com.google.maps.GeoApiContext;
 import com.google.maps.model.DirectionsResult;
+import com.google.maps.model.DirectionsRoute;
+import com.google.maps.model.TravelMode;
 
-import java.util.Locale;
+import java.util.ArrayList;
-import java.util.Map;
+import java.util.List;
 
-public class Maps extends FragmentActivity implements OnMapReadyCallback,View.OnClickListener{
+public class Maps extends FragmentActivity implements OnMapReadyCallback, View.OnClickListener, LocationListener {
 
-    //        ボタンの戻る処理
+    private static final String TAG = "MapsActivity";
     ImageView backMain;
     private GoogleMap mMap;
     private MapsBinding binding;
 
-    private LatLng loc;
-
     @Override
     protected void onCreate(Bundle savedInstanceState) {
         super.onCreate(savedInstanceState);
@@ -46,7 +44,6 @@ public class Maps extends FragmentActivity implements OnMapReadyCallback,View.On
         binding = MapsBinding.inflate(getLayoutInflater());
         setContentView(binding.getRoot());
 
-        // Obtain the SupportMapFragment and get notified when the map is ready to be used.
         SupportMapFragment mapFragment = (SupportMapFragment) getSupportFragmentManager()
                 .findFragmentById(R.id.map);
         mapFragment.getMapAsync(this);
@@ -55,61 +52,61 @@ public class Maps extends FragmentActivity implements OnMapReadyCallback,View.On
         backMain.setOnClickListener(this);
     }
 
-
-
-    /**
-     * Manipulates the map once available.
-     * This callback is triggered when the map is ready to be used.
-     * This is where we can add markers or lines, add listeners or move the camera. In this case,
-     * we just add a marker near Sydney, Australia.
-     * If Google Play services is not installed on the device, the user will be prompted to install
-     * it inside the SupportMapFragment. This method will only be triggered once the user has
-     * installed Google Play services and returned to the app.
-     */
     @Override
     public void onMapReady(GoogleMap googleMap) {
         mMap = googleMap;
 
-        /// 地図の倍率を指定
+        LatLng startPoint = new LatLng(35.09050879999539, 136.87845379325216);
+        LatLng endPoint = new LatLng(35.09364708442631, 136.88171563326418);
 
-        // ↓ここに地点の処理を書いておく↓
+        addNumberedMarker(startPoint, "1: 名古屋港水族館");
-        // Add a marker in Sydney and move the camera
+        addNumberedMarker(new LatLng(35.09284820618655, 136.88165119390393), "2: Waypoint");
-        loc = new LatLng(35.09050879999539, 136.87845379325216);
+        addNumberedMarker(endPoint, "3: Destination");
-        mMap.addMarker(new MarkerOptions().position(loc).title("名古屋港水族館"));
-        /// 表示位置を地図に指定
-        mMap.moveCamera(CameraUpdateFactory.newLatLng(loc));
 
-        mMap.moveCamera(CameraUpdateFactory.newLatLngZoom(loc, 17));
+        mMap.moveCamera(CameraUpdateFactory.newLatLngZoom(startPoint, 17));
 
-        LatLng startLatLng = new LatLng(35.09050879999539, 136.87845379325216);
+        // Directions API リクエスト
-        LatLng secandLatLng = new LatLng(35.09284820618655, 136.88165119390393);
+        new Thread(() -> {
-        LatLng thirdLatLng = new LatLng(35.09364708442631, 136.88171563326418);
+            try {
+                DirectionsResult result = DirectionsApi.newRequest(new GeoApiContext.Builder()
+                                .apiKey("AIzaSyBQ1Ak-I2NL5TP4K59ZI0VgzKk6HNZuusw") // DirectionsAPIキーの取得
+                                .build())
+                        .mode(TravelMode.DRIVING)
+                        .origin(new com.google.maps.model.LatLng(startPoint.latitude, startPoint.longitude))
+                        .destination(new com.google.maps.model.LatLng(endPoint.latitude, endPoint.longitude))
+                        .await();
 
+                if (result.routes != null && result.routes.length > 0) {
+                    DirectionsRoute route = result.routes[0];
 
-        Marker startMaker = mMap.addMarker(new MarkerOptions()
+                    List<LatLng> decodedPath = new ArrayList<>();
-                .position(startLatLng)
+                    for (com.google.maps.model.LatLng point : route.overviewPolyline.decodePath()) {
-                .title("名古屋港水族館")
+                        decodedPath.add(new LatLng(point.lat, point.lng));
-        );
-
-        Marker secondMaker = mMap.addMarker(new MarkerOptions()
-                .position(secandLatLng)
-                .title("2番目")
-        );
-
-        Marker thirdMaker = mMap.addMarker(new MarkerOptions()
-                .position(thirdLatLng)
-                .title("3番目")
-        );
-
-        drowRoute(startLatLng,secandLatLng,thirdLatLng);
                     }
 
-    private  void drowRoute(LatLng startLatLng,LatLng secondLatLung,LatLng thirdLatLng){
+                    runOnUiThread(() -> {
-        GeoApiContext context = new GeoApiContext.Builder()
+                        PolylineOptions polylineOptions = new PolylineOptions().addAll(decodedPath).color(Color.BLUE).width(10);
-                .apiKey("AIzaSyBQ1Ak-I2NL5TP4K59ZI0VgzKk6HNZuusw")
+                        mMap.addPolyline(polylineOptions);
-                .build();
+
+                        mMap.moveCamera(CameraUpdateFactory.newLatLngBounds(
+                                LatLngBounds.builder().include(startPoint).include(endPoint).build(), 100));
+                    });
+                } else {
+                    Log.e(TAG, "No routes found");
+                }
+            } catch (Exception ex) {
+                Log.e(TAG, "Error fetching directions", ex);
+            }
+        }).start();
     }
 
+//    ここで入れている地点に、番号を振っている
+    private void addNumberedMarker(LatLng position, String title) {
+        mMap.addMarker(new MarkerOptions().position(position).title(title));
+    }
+
+
+//    クリックするとメイン画面に戻る処理
     @Override
     public void onClick(View view) {
         if (view == backMain) {
@@ -117,4 +114,11 @@ public class Maps extends FragmentActivity implements OnMapReadyCallback,View.On
             startActivity(backMain);
         }
     }
+
+
+//    LocationListenerの呼び出し時に実装するもの
+    @Override
+    public void onLocationChanged(@NonNull Location location) {
+
+    }
 }

app/src/main/java/com/example/oplogy/SetUpActivity.java

@@ -89,7 +89,8 @@ public class SetUpActivity extends FragmentActivity
 
         toMain.setOnClickListener(view -> {
             Intent intent = new Intent(SetUpActivity.this,MainActivity.class); //main画面へ戻る処理
-            startActivity(intent);
+            startActivityForResult(intent,100);
+            overridePendingTransition(android.R.anim.slide_in_left,android.R.anim.slide_out_right);
         });
 
         setUp.setOnClickListener(view -> {