マップの表示

.gitignore

@@ -24,4 +24,4 @@ gradlew
 gradlew.bat
 local.properties
 /build
-*.apk
+*.apk

app/.gitignore

@@ -1 +1 @@
-/build
+/build

app/build.gradle

@@ -14,6 +14,7 @@ android {
         versionCode 1
         versionName "1.0"
         testInstrumentationRunner "androidx.test.runner.AndroidJUnitRunner"
+        manifestPlaceholders = [API_KEY: System.getenv("API_KEY")]
     }
     buildTypes {
         release {
@@ -25,10 +26,11 @@ android {
 
 dependencies {
     implementation fileTree(dir: 'libs', include: ['*.jar'])
-    implementation"org.jetbrains.kotlin:kotlin-stdlib-jdk7:$kotlin_version"
+    implementation "org.jetbrains.kotlin:kotlin-stdlib-jdk7:$kotlin_version"
     implementation 'androidx.appcompat:appcompat:1.0.2'
     implementation 'androidx.core:core-ktx:1.0.2'
     implementation 'androidx.constraintlayout:constraintlayout:1.1.3'
+    implementation 'com.google.android.gms:play-services-maps:16.1.0'
     testImplementation 'junit:junit:4.12'
     androidTestImplementation 'androidx.test.ext:junit:1.1.0'
     androidTestImplementation 'androidx.test.espresso:espresso-core:3.1.1'

app/src/debug/res/values/google_maps_api.xml

@@ -0,0 +1,24 @@
+<resources>
+    <!--
+    TODO: Before you run your application, you need a Google Maps API key.
+
+    To get one, follow this link, follow the directions and press "Create" at the end:
+
+    https://console.developers.google.com/flows/enableapi?apiid=maps_android_backend&keyType=CLIENT_SIDE_ANDROID&r=DF:33:9C:AE:13:E3:2D:FC:53:99:11:F7:30:0F:81:22:E1:E2:A6:01%3Bcom.example.kanazawaapp_2019
+
+    You can also add your credentials to an existing key, using these values:
+
+    Package name:
+    DF:33:9C:AE:13:E3:2D:FC:53:99:11:F7:30:0F:81:22:E1:E2:A6:01
+
+    SHA-1 certificate fingerprint:
+    DF:33:9C:AE:13:E3:2D:FC:53:99:11:F7:30:0F:81:22:E1:E2:A6:01
+
+    Alternatively, follow the directions here:
+    https://developers.google.com/maps/documentation/android/start#get-key
+
+    Once you have your key (it starts with "AIza"), replace the "google_maps_key"
+    string in this file.
+    -->
+    <string name="google_maps_key" templateMergeStrategy="preserve" translatable="false">Your Api Key</string>
+</resources>

app/src/main/AndroidManifest.xml

@@ -2,14 +2,42 @@
 <manifest xmlns:android="http://schemas.android.com/apk/res/android"
     package="com.example.kanazawaapp_2019">
 
+    <!--
+         The ACCESS_COARSE/FINE_LOCATION permissions are not required to use
+         Google Maps Android API v2, but you must specify either coarse or fine
+         location permissions for the 'MyLocation' functionality.
+    -->
+    <uses-permission android:name="android.permission.ACCESS_FINE_LOCATION" />
+
     <application
         android:allowBackup="true"
         android:icon="@mipmap/ic_launcher"
         android:label="@string/app_name"
         android:roundIcon="@mipmap/ic_launcher_round"
         android:supportsRtl="true"
         android:theme="@style/AppTheme">
-        <activity android:name=".FirstDescriptionActivity"></activity>
+
+        <!--
+             The API key for Google Maps-based APIs is defined as a string resource.
+             (See the file "res/values/google_maps_api.xml").
+             Note that the API key is linked to the encryption key used to sign the APK.
+             You need a different API key for each encryption key, including the release key that is used to
+             sign the APK for publishing.
+             You can define the keys for the debug and release targets in src/debug/ and src/release/.
+        -->
+        <meta-data
+            android:name="com.google.android.geo.API_KEY"
+            android:value="${API_KEY}" />
+
+        <activity
+            android:name=".ShelterActivity"
+            android:label="@string/shelterHeaderTitle">
+            <intent-filter>
+                <action android:name="android.intent.action.MAIN" />
+                <category android:name="android.intent.category.LAUNCHER" />
+            </intent-filter>
+        </activity>
+        <activity android:name=".FirstDescriptionActivity" />
     </application>
 
 </manifest>

app/src/main/java/com/example/kanazawaapp_2019/ShelterActivity.kt

@@ -0,0 +1,43 @@
+package com.example.kanazawaapp_2019
+
+import androidx.appcompat.app.AppCompatActivity
+import android.os.Bundle
+
+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.LatLng
+import com.google.android.gms.maps.model.MarkerOptions
+
+class ShelterActivity : AppCompatActivity(), OnMapReadyCallback {
+
+    private lateinit var mMap: GoogleMap
+
+    override fun onCreate(savedInstanceState: Bundle?) {
+        super.onCreate(savedInstanceState)
+        setContentView(R.layout.activity_shelter)
+        // Obtain the SupportMapFragment and get notified when the map is ready to be used.
+        val mapFragment = supportFragmentManager
+            .findFragmentById(R.id.map) as SupportMapFragment
+        mapFragment.getMapAsync(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 fun onMapReady(googleMap: GoogleMap) {
+        mMap = googleMap
+
+        // Add a marker in Sydney and move the camera
+        val sydney = LatLng(-34.0, 151.0)
+        mMap.addMarker(MarkerOptions().position(sydney).title("Marker in Sydney"))
+        mMap.moveCamera(CameraUpdateFactory.newLatLng(sydney))
+    }
+}

app/src/main/res/layout/.gitkeep

@@ -0,0 +1 @@
+this file keep layoutFolder

app/src/main/res/layout/activity_shelter.xml

@@ -0,0 +1,9 @@
+<?xml version="1.0" encoding="utf-8"?>
+<fragment xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:map="http://schemas.android.com/apk/res-auto"
+    xmlns:tools="http://schemas.android.com/tools"
+    android:id="@+id/map"
+    android:name="com.google.android.gms.maps.SupportMapFragment"
+    android:layout_width="match_parent"
+    android:layout_height="match_parent"
+    tools:context=".ShelterActivity" />

app/src/main/res/values/strings.xml

@@ -1,3 +1,4 @@
 <resources>
     <string name="app_name">kanazawaApp-2019</string>
+    <string name="shelterHeaderTitle">避難所</string>
 </resources>

app/src/release/res/values/google_maps_api.xml

@@ -0,0 +1,20 @@
+<resources>
+    <!--
+    TODO: Before you release your application, you need a Google Maps API key.
+
+    To do this, you can either add your release key credentials to your existing
+    key, or create a new key.
+
+    Note that this file specifies the API key for the release build target.
+    If you have previously set up a key for the debug target with the debug signing certificate,
+    you will also need to set up a key for your release certificate.
+
+    Follow the directions here:
+
+    https://developers.google.com/maps/documentation/android/signup
+
+    Once you have your key (it starts with "AIza"), replace the "google_maps_key"
+    string in this file.
+    -->
+    <string name="google_maps_key" templateMergeStrategy="preserve" translatable="false">YOUR_KEY_HERE</string>
+</resources>