Record workout, List workouts

app/build.gradle

@@ -1,5 +1,32 @@
+/*
+ * Copyright (c) 2019 Jannis Scheibe <jannis@tadris.de>
+ *
+ * This file is part of FitoTrack
+ *
+ * FitoTrack is free software: you can redistribute it and/or modify
+ *     it under the terms of the GNU General Public License as published by
+ *     the Free Software Foundation, either version 3 of the License, or
+ *     (at your option) any later version.
+ *
+ *     FitoTrack is distributed in the hope that it will be useful,
+ *     but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *     GNU General Public License for more details.
+ *
+ *     You should have received a copy of the GNU General Public License
+ *     along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
 apply plugin: 'com.android.application'
 
+allprojects {
+    dependencies {
+        repositories {
+            jcenter()
+        }
+    }
+}
+
 android {
     compileSdkVersion 28
     buildToolsVersion "29.0.1"
@@ -20,9 +47,19 @@ android {
 }
 
 dependencies {
+    def room_version = "2.2.0-alpha02"
+
     implementation fileTree(dir: 'libs', include: ['*.jar'])
     implementation 'com.android.support.constraint:constraint-layout:1.1.3'
-    implementation "androidx.room:room-runtime:2.2.0-alpha02"
+    implementation "androidx.room:room-runtime:$room_version"
+    implementation 'org.mapsforge:mapsforge-core:0.11.0'
+    implementation 'org.mapsforge:mapsforge-map:0.11.0'
+    implementation 'org.mapsforge:mapsforge-map-reader:0.11.0'
+    implementation 'org.mapsforge:mapsforge-themes:0.11.0'
+    implementation 'org.mapsforge:mapsforge-map-android:0.11.0'
+    implementation 'com.caverock:androidsvg:1.3'
+    implementation 'net.sf.kxml:kxml2:2.3.0'
+    annotationProcessor "androidx.room:room-compiler:$room_version"
     implementation 'androidx.recyclerview:recyclerview:1.0.0'
     testImplementation 'junit:junit:4.12'
     androidTestImplementation 'com.android.support.test.espresso:espresso-core:3.0.2'

app/src/main/AndroidManifest.xml

@@ -1,7 +1,30 @@
 <?xml version="1.0" encoding="utf-8"?>
+<!--
+  ~ Copyright (c) 2019 Jannis Scheibe <jannis@tadris.de>
+  ~
+  ~ This file is part of FitoTrack
+  ~
+  ~ FitoTrack is free software: you can redistribute it and/or modify
+  ~     it under the terms of the GNU General Public License as published by
+  ~     the Free Software Foundation, either version 3 of the License, or
+  ~     (at your option) any later version.
+  ~
+  ~     FitoTrack is distributed in the hope that it will be useful,
+  ~     but WITHOUT ANY WARRANTY; without even the implied warranty of
+  ~     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+  ~     GNU General Public License for more details.
+  ~
+  ~     You should have received a copy of the GNU General Public License
+  ~     along with this program.  If not, see <http://www.gnu.org/licenses/>.
+  -->
+
 <manifest xmlns:android="http://schemas.android.com/apk/res/android"
     package="de.tadris.fitness">
 
+    <uses-permission android:name="android.permission.ACCESS_COARSE_LOCATION" />
+    <uses-permission android:name="android.permission.ACCESS_FINE_LOCATION" />
+    <uses-permission android:name="android.permission.INTERNET" />
+
     <application
         android:allowBackup="true"
         android:icon="@mipmap/ic_launcher"

app/src/main/java/de/tadris/fitness/Instance.java

@@ -24,6 +24,7 @@ import android.content.Context;
 import androidx.room.Room;
 
 import de.tadris.fitness.data.AppDatabase;
+import de.tadris.fitness.location.LocationListener;
 
 public class Instance {
 
@@ -39,8 +40,12 @@ public class Instance {
     }
 
     public AppDatabase db;
+    public LocationListener locationListener;
 
     private Instance(Context context) {
-        db = Room.databaseBuilder(context.getApplicationContext(), AppDatabase.class, DATABASE_NAME).allowMainThreadQueries().build();
+        db = Room.databaseBuilder(context.getApplicationContext(), AppDatabase.class, DATABASE_NAME)
+                .allowMainThreadQueries()
+                .build();
+        locationListener= new LocationListener(context);
     }
 }

app/src/main/java/de/tadris/fitness/ListWorkoutsActivity.java

@@ -20,21 +20,20 @@
 package de.tadris.fitness;
 
 import android.app.Activity;
+import android.content.Intent;
 import android.os.Bundle;
-import android.view.ViewGroup;
+import android.view.Menu;
+import android.view.MenuItem;
 
-import androidx.annotation.NonNull;
 import androidx.recyclerview.widget.LinearLayoutManager;
 import androidx.recyclerview.widget.RecyclerView;
 
-import java.util.List;
-
 import de.tadris.fitness.data.Workout;
 
 public class ListWorkoutsActivity extends Activity implements WorkoutAdapter.WorkoutAdapterListener {
 
     private RecyclerView listView;
-    private RecyclerView.Adapter mAdapter;
+    private RecyclerView.Adapter adapter;
     private RecyclerView.LayoutManager layoutManager;
     Workout[] workouts;
 
@@ -50,12 +49,38 @@ public class ListWorkoutsActivity extends Activity implements WorkoutAdapter.Wor
         layoutManager= new LinearLayoutManager(this);
         listView.setLayoutManager(layoutManager);
 
+    }
+
+    @Override
+    public void onResume() {
+        super.onResume();
+
         workouts= Instance.getInstance(this).db.workoutDao().getWorkouts();
-        listView.setAdapter(new WorkoutAdapter(workouts, this));
+        adapter= new WorkoutAdapter(workouts, this);
+        listView.setAdapter(adapter);
     }
 
     @Override
     public void onItemClick(Workout workout) {
         // TODO: open detail View
     }
+
+    @Override
+    public boolean onCreateOptionsMenu(Menu menu) {
+        // Inflate the menu; this adds items to the action bar if it is present.
+        getMenuInflater().inflate(R.menu.list_workout_menu, menu);
+        return true;
+    }
+
+    @Override
+    public boolean onOptionsItemSelected(MenuItem item) {
+        int id = item.getItemId();
+        if(id == R.id.action_workout_add){
+            startActivity(new Intent(this, RecordWorkoutActivity.class));
+            return true;
+        }
+        return super.onOptionsItemSelected(item);
+    }
+
+
 }

app/src/main/java/de/tadris/fitness/RecordWorkoutActivity.java

@@ -1,19 +1,158 @@
+/*
+ * Copyright (c) 2019 Jannis Scheibe <jannis@tadris.de>
+ *
+ * This file is part of FitoTrack
+ *
+ * FitoTrack is free software: you can redistribute it and/or modify
+ *     it under the terms of the GNU General Public License as published by
+ *     the Free Software Foundation, either version 3 of the License, or
+ *     (at your option) any later version.
+ *
+ *     FitoTrack is distributed in the hope that it will be useful,
+ *     but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *     GNU General Public License for more details.
+ *
+ *     You should have received a copy of the GNU General Public License
+ *     along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
 package de.tadris.fitness;
 
+import android.Manifest;
 import android.app.Activity;
+import android.content.pm.PackageManager;
+import android.location.Location;
 import android.os.Bundle;
+import android.view.Menu;
+import android.view.MenuItem;
+import android.view.ViewGroup;
 
-public class RecordWorkoutActivity extends Activity {
+import androidx.core.app.ActivityCompat;
+
+import org.mapsforge.core.model.LatLong;
+import org.mapsforge.map.android.graphics.AndroidGraphicFactory;
+import org.mapsforge.map.android.util.AndroidUtil;
+import org.mapsforge.map.android.view.MapView;
+import org.mapsforge.map.layer.cache.TileCache;
+import org.mapsforge.map.layer.download.TileDownloadLayer;
+
+import de.tadris.fitness.data.Workout;
+import de.tadris.fitness.location.LocationListener;
+import de.tadris.fitness.location.MyLocationOverlay;
+import de.tadris.fitness.location.WorkoutRecorder;
+import de.tadris.fitness.map.HumanitarianTileSource;
+
+public class RecordWorkoutActivity extends Activity implements LocationListener.LocationChangeListener {
+
+    MapView mapView;
+    MyLocationOverlay locationOverlay;
+    TileDownloadLayer downloadLayer;
+    WorkoutRecorder recorder;
 
     @Override
     protected void onCreate(Bundle savedInstanceState) {
         super.onCreate(savedInstanceState);
         setContentView(R.layout.activity_record_workout);
+
+        this.mapView= new MapView(this);
+
+        mapView.setZoomLevelMin((byte) 18);
+        mapView.setZoomLevelMax((byte) 18);
+        mapView.setBuiltInZoomControls(false);
+
+        TileCache tileCache = AndroidUtil.createTileCache(this, "mapcache", mapView.getModel().displayModel.getTileSize(), 1f, this.mapView.getModel().frameBufferModel.getOverdrawFactor(), true);
+
+        HumanitarianTileSource tileSource = HumanitarianTileSource.INSTANCE;
+        tileSource.setUserAgent("mapsforge-android");
+        downloadLayer = new TileDownloadLayer(tileCache, mapView.getModel().mapViewPosition, tileSource, AndroidGraphicFactory.INSTANCE);
+
+        mapView.getLayerManager().getLayers().add(downloadLayer);
+
+        locationOverlay= new MyLocationOverlay(Instance.getInstance(this).locationListener, getDrawable(R.drawable.location_marker));
+
+        mapView.getLayerManager().redrawLayers();
+
+        mapView.setZoomLevel((byte) 18);
+        mapView.setCenter(new LatLong(52, 13));
+
+        ((ViewGroup)findViewById(R.id.recordMapViewrRoot)).addView(mapView);
+
+        checkPermissions();
+
+        recorder= new WorkoutRecorder(this, Workout.WORKOUT_TYPE_RUNNING);
+        recorder.start();
+    }
+
+    private void stopAndSave(){
+        recorder.stop();
+        if(recorder.getSampleCount() > 3){
+            recorder.save();
+        }
+        finish();
+    }
+
+    void checkPermissions(){
+        if (!hasPermission()) {
+            ActivityCompat.requestPermissions(this, new String[]{Manifest.permission.ACCESS_FINE_LOCATION}, 10);
+            ActivityCompat.requestPermissions(this, new String[]{Manifest.permission.ACCESS_COARSE_LOCATION}, 10);
+        }
+    }
+
+    public boolean hasPermission(){
+        return ActivityCompat.checkSelfPermission(this, Manifest.permission.ACCESS_FINE_LOCATION) == PackageManager.PERMISSION_GRANTED
+                || ActivityCompat.checkSelfPermission(this, Manifest.permission.ACCESS_COARSE_LOCATION) == PackageManager.PERMISSION_GRANTED;
+    }
+
+    public void onRequestPermissionsResult(int requestCode, String[] permissions, int[] grantResults) {
+        if (hasPermission()) {
+            Instance.getInstance(this).locationListener.enableMyLocation();
+        }
+    }
+
+    @Override
+    public void onLocationChange(Location location) {
+        mapView.getModel().mapViewPosition.animateTo(LocationListener.locationToLatLong(location));
+        locationOverlay.setPosition(location.getLatitude(), location.getLongitude(), location.getAccuracy());
+    }
+
+    @Override
+    protected void onDestroy() {
+        recorder.stop();
+        mapView.destroyAll();
+        AndroidGraphicFactory.clearResourceMemoryCache();
+        super.onDestroy();
+    }
+
+    @Override
+    public void onPause(){
+        super.onPause();
+        downloadLayer.onPause();
+        Instance.getInstance(this).locationListener.unregisterLocationChangeListeners(this);
+    }
+
+    public void onResume(){
+        super.onResume();
+        downloadLayer.onResume();
+        Instance.getInstance(this).locationListener.registerLocationChangeListeners(this);
+    }
+
+    @Override
+    public boolean onCreateOptionsMenu(Menu menu) {
+        // Inflate the menu; this adds items to the action bar if it is present.
+        getMenuInflater().inflate(R.menu.record_menu, menu);
+        return true;
+    }
+
+    @Override
+    public boolean onOptionsItemSelected(MenuItem item) {
+        int id = item.getItemId();
+        if(id == R.id.actionRecordingStop){
+            stopAndSave();
+            return true;
+        }
+        return super.onOptionsItemSelected(item);
     }
 
 
-
-    void onMenuCreate(){
-
-    }
 }

app/src/main/java/de/tadris/fitness/WorkoutAdapter.java

@@ -1,3 +1,22 @@
+/*
+ * Copyright (c) 2019 Jannis Scheibe <jannis@tadris.de>
+ *
+ * This file is part of FitoTrack
+ *
+ * FitoTrack is free software: you can redistribute it and/or modify
+ *     it under the terms of the GNU General Public License as published by
+ *     the Free Software Foundation, either version 3 of the License, or
+ *     (at your option) any later version.
+ *
+ *     FitoTrack is distributed in the hope that it will be useful,
+ *     but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *     GNU General Public License for more details.
+ *
+ *     You should have received a copy of the GNU General Public License
+ *     along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
 package de.tadris.fitness;
 
 import android.view.LayoutInflater;
@@ -45,7 +64,7 @@ public class WorkoutAdapter extends RecyclerView.Adapter<WorkoutAdapter.WorkoutV
     // Replace the contents of a view (invoked by the layout manager)
     @Override
     public void onBindViewHolder(WorkoutViewHolder holder, final int position) {
-        holder.lengthText.setText(workouts[position].length + "km");
+        holder.lengthText.setText(UnitUtils.getDistance(workouts[position].length));
         holder.timeText.setText(UnitUtils.getHourMinuteTime(workouts[position].getTime()));
         holder.root.setOnClickListener(new View.OnClickListener() {
             @Override

app/src/main/java/de/tadris/fitness/data/AppDatabase.java

@@ -22,7 +22,7 @@ package de.tadris.fitness.data;
 import androidx.room.Database;
 import androidx.room.RoomDatabase;
 
-@Database(entities = {Workout.class, WorkoutSample.class}, version = 1)
+@Database(version = 1, entities = {Workout.class,  WorkoutSample.class})
 public abstract class AppDatabase extends RoomDatabase {
     public abstract WorkoutDao workoutDao();
 }

app/src/main/java/de/tadris/fitness/data/Workout.java

@@ -33,11 +33,28 @@ public class Workout{
 
     public long start;
     public long end;
-    public double length;
+
+    /**
+     * Length of workout in meters
+     */
+    public int length;
+
+    /**
+     * Average speed of workout in m/s
+     */
     public double avgSpeed;
+
+    /**
+     * Average pace of workout in km/min
+     */
     public double avgPace;
+
     public String workoutType;
 
+    /**
+     * Gets time of workout
+     * @return time in milliseconds
+     */
     public long getTime(){
         return end - start;
     }

app/src/main/java/de/tadris/fitness/data/WorkoutDao.java

@@ -20,6 +20,7 @@
 package de.tadris.fitness.data;
 
 import androidx.room.Dao;
+import androidx.room.Insert;
 import androidx.room.Query;
 
 @Dao
@@ -31,4 +32,13 @@ public interface WorkoutDao {
     @Query("SELECT * FROM workout")
     Workout[] getWorkouts();
 
+    @Insert
+    void insertWorkoutAndSamples(Workout workout, WorkoutSample[] samples);
+
+    @Insert
+    void insertWorkout(Workout workout);
+
+    @Query("SELECT * FROM workout ORDER BY start DESC LIMIT 1")
+    Workout findLastWorkout();
+
 }

app/src/main/java/de/tadris/fitness/data/WorkoutManager.java

@@ -0,0 +1,53 @@
+/*
+ * Copyright (c) 2019 Jannis Scheibe <jannis@tadris.de>
+ *
+ * This file is part of FitoTrack
+ *
+ * FitoTrack is free software: you can redistribute it and/or modify
+ *     it under the terms of the GNU General Public License as published by
+ *     the Free Software Foundation, either version 3 of the License, or
+ *     (at your option) any later version.
+ *
+ *     FitoTrack is distributed in the hope that it will be useful,
+ *     but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *     GNU General Public License for more details.
+ *
+ *     You should have received a copy of the GNU General Public License
+ *     along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+package de.tadris.fitness.data;
+
+import java.util.List;
+
+import de.tadris.fitness.Instance;
+
+public class WorkoutManager {
+
+    public static void insertWorkout(Instance instance, Workout workout, List<WorkoutSample> samples){
+        workout.id= System.currentTimeMillis();
+
+        // Calculating values
+        double length= 0;
+        for(int i= 1; i < samples.size(); i++){
+            length+= samples.get(i - 1).toLatLong().sphericalDistance(samples.get(i).toLatLong());
+        }
+        workout.length= (int)length;
+        workout.avgSpeed= ((double) workout.length / 1000) / ((double) workout.getTime() / 1000);
+        workout.avgPace= (double)(workout.getTime() / 1000 / 60) / ((double) workout.length / 1000);
+
+        // Setting workoutId in the samples
+        int i= 0;
+        for(WorkoutSample sample : samples){
+            i++;
+            sample.id= workout.id + i;
+            sample.workoutId= workout.id;
+        }
+
+        // Saving workout and samples
+        instance.db.workoutDao().insertWorkoutAndSamples(workout, samples.toArray(new WorkoutSample[0]));
+
+    }
+
+}

app/src/main/java/de/tadris/fitness/data/WorkoutSample.java

@@ -24,6 +24,8 @@ import androidx.room.Entity;
 import androidx.room.ForeignKey;
 import androidx.room.PrimaryKey;
 
+import org.mapsforge.core.model.LatLong;
+
 import static androidx.room.ForeignKey.CASCADE;
 
 @Entity(tableName = "workout_sample",
@@ -48,5 +50,9 @@ public class WorkoutSample{
 
     public double speed;
 
+    public LatLong toLatLong(){
+        return new LatLong(lat, lon);
+    }
+
 
 }

app/src/main/java/de/tadris/fitness/location/LocationListener.java

@@ -0,0 +1,162 @@
+/*
+ * Copyright (c) 2019 Jannis Scheibe <jannis@tadris.de>
+ *
+ * This file is part of FitoTrack
+ *
+ * FitoTrack is free software: you can redistribute it and/or modify
+ *     it under the terms of the GNU General Public License as published by
+ *     the Free Software Foundation, either version 3 of the License, or
+ *     (at your option) any later version.
+ *
+ *     FitoTrack is distributed in the hope that it will be useful,
+ *     but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *     GNU General Public License for more details.
+ *
+ *     You should have received a copy of the GNU General Public License
+ *     along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+package de.tadris.fitness.location;
+
+import android.Manifest;
+import android.content.Context;
+import android.content.pm.PackageManager;
+import android.location.Location;
+import android.location.LocationManager;
+import android.os.Bundle;
+
+import androidx.core.app.ActivityCompat;
+
+import org.mapsforge.core.model.LatLong;
+
+import java.util.ArrayList;
+import java.util.List;
+
+public class LocationListener implements android.location.LocationListener {
+
+    public static LatLong static_lastLocation;
+
+    /**
+     * @param location the location whose geographical coordinates should be converted.
+     * @return a new LatLong with the geographical coordinates taken from the given location.
+     */
+    public static LatLong locationToLatLong(Location location) {
+        return new LatLong(location.getLatitude(), location.getLongitude());
+    }
+
+    private Context activity;
+    private Location lastLocation;
+    private final LocationManager locationManager;
+    private boolean myLocationEnabled;
+
+    public LocationListener(Context context) {
+        super();
+        this.activity= context;
+        this.locationManager = (LocationManager) context.getSystemService(Context.LOCATION_SERVICE);
+    }
+
+
+    /**
+     * Stops the receiving of location updates. Has no effect if location updates are already disabled.
+     */
+    public synchronized void disableMyLocation() {
+        if (this.myLocationEnabled) {
+            this.myLocationEnabled = false;
+            try {
+                this.locationManager.removeUpdates(this);
+            } catch (RuntimeException runtimeException) {
+                // do we need to catch security exceptions for this call on Android 6?
+            }
+        }
+    }
+
+    public synchronized void enableMyLocation() {
+        enableBestAvailableProvider();
+    }
+
+    /**
+     * @return the most-recently received location fix (might be null).
+     */
+    public synchronized Location getLastLocation() {
+        return this.lastLocation;
+    }
+
+    /**
+     * @return true if the receiving of location updates is currently enabled, false otherwise.
+     */
+    public synchronized boolean isMyLocationEnabled() {
+        return this.myLocationEnabled;
+    }
+
+    @Override
+    public void onLocationChanged(Location location) {
+
+        synchronized (this) {
+            this.lastLocation = location;
+
+            LatLong latLong = locationToLatLong(location);
+            static_lastLocation= latLong;
+
+            for(LocationChangeListener listener : this.locationChangeListeners){
+                listener.onLocationChange(location);
+            }
+        }
+    }
+
+    @Override
+    public void onProviderDisabled(String provider) {
+        enableBestAvailableProvider();
+    }
+
+    @Override
+    public void onProviderEnabled(String provider) {
+        enableBestAvailableProvider();
+    }
+
+    @Override
+    public void onStatusChanged(String provider, int status, Bundle extras) {
+        // do nothing
+    }
+
+    private void enableBestAvailableProvider() {
+        disableMyLocation();
+
+        boolean result = false;
+        for (String provider : this.locationManager.getProviders(true)) {
+            if (LocationManager.GPS_PROVIDER.equals(provider) || LocationManager.NETWORK_PROVIDER.equals(provider)) {
+                result = true;
+                if (ActivityCompat.checkSelfPermission(activity, Manifest.permission.ACCESS_FINE_LOCATION) != PackageManager.PERMISSION_GRANTED && ActivityCompat.checkSelfPermission(activity, Manifest.permission.ACCESS_COARSE_LOCATION) != PackageManager.PERMISSION_GRANTED) {
+                    return;
+                }
+                this.locationManager.requestLocationUpdates(provider, 0, 0, this);
+                Location location= this.locationManager.getLastKnownLocation(provider);
+                if(location != null){
+                    onLocationChanged(location);
+                }
+            }
+        }
+        this.myLocationEnabled = result;
+    }
+
+    private List<LocationChangeListener> locationChangeListeners= new ArrayList<>();
+
+    public void registerLocationChangeListeners(LocationChangeListener listener){
+        if(locationChangeListeners.size() == 0){
+            enableMyLocation();
+        }
+        locationChangeListeners.add(listener);
+    }
+
+    public void unregisterLocationChangeListeners(LocationChangeListener listener){
+        locationChangeListeners.remove(listener);
+        if(locationChangeListeners.size() == 0){
+            disableMyLocation();
+        }
+    }
+
+    public interface LocationChangeListener{
+        void onLocationChange(Location location);
+    }
+
+}

app/src/main/java/de/tadris/fitness/location/MyLocationOverlay.java

@@ -0,0 +1,98 @@
+/*
+ * Copyright (c) 2019 Jannis Scheibe <jannis@tadris.de>
+ *
+ * This file is part of FitoTrack
+ *
+ * FitoTrack is free software: you can redistribute it and/or modify
+ *     it under the terms of the GNU General Public License as published by
+ *     the Free Software Foundation, either version 3 of the License, or
+ *     (at your option) any later version.
+ *
+ *     FitoTrack is distributed in the hope that it will be useful,
+ *     but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *     GNU General Public License for more details.
+ *
+ *     You should have received a copy of the GNU General Public License
+ *     along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+package de.tadris.fitness.location;
+
+import android.graphics.drawable.Drawable;
+
+import org.mapsforge.core.graphics.Canvas;
+import org.mapsforge.core.graphics.Paint;
+import org.mapsforge.core.graphics.Style;
+import org.mapsforge.core.model.BoundingBox;
+import org.mapsforge.core.model.LatLong;
+import org.mapsforge.core.model.Point;
+import org.mapsforge.map.android.graphics.AndroidGraphicFactory;
+import org.mapsforge.map.layer.Layer;
+import org.mapsforge.map.layer.overlay.Circle;
+import org.mapsforge.map.layer.overlay.Marker;
+
+public class MyLocationOverlay extends Layer {
+
+    private final Circle circle;
+    private final Marker marker;
+    private final LocationListener locationListener;
+
+    private static Paint getDefaultFixedPixelCircleFill() {
+        return getPaint(AndroidGraphicFactory.INSTANCE.createColor(255, 0, 0, 255), 0, Style.FILL);
+    }
+
+    private static Paint getDefaultOuterFixedPixelCircleFill(){
+        return getPaint(AndroidGraphicFactory.INSTANCE.createColor(30, 30, 30, 255), 0, Style.FILL);
+    }
+
+    private static Paint getDefaultFixedPixelCircleStroke() {
+        return getPaint(AndroidGraphicFactory.INSTANCE.createColor(255, 255, 255, 255), 7, Style.STROKE);
+    }
+
+    private static Paint getPaint(int color, int strokeWidth, Style style) {
+        Paint paint = AndroidGraphicFactory.INSTANCE.createPaint();
+        paint.setColor(color);
+        paint.setStrokeWidth(strokeWidth);
+        paint.setStyle(style);
+        return paint;
+    }
+
+    public MyLocationOverlay(LocationListener locationListener, Drawable icon) {
+        this.locationListener= locationListener;
+        this.circle= new Circle(null, 0f, getDefaultFixedPixelCircleFill(), null);
+        this.marker= new Marker(null, AndroidGraphicFactory.convertToBitmap(icon), 26, 26);
+    }
+
+    @Override
+    public synchronized void draw(BoundingBox boundingBox, byte zoomLevel, Canvas canvas, Point topLeftPoint) {
+        if (this.circle != null) {
+            this.circle.draw(boundingBox, zoomLevel, canvas, topLeftPoint);
+        }
+        this.marker.draw(boundingBox, zoomLevel, canvas, topLeftPoint);
+    }
+
+    @Override
+    protected void onAdd() {
+        this.circle.setDisplayModel(this.displayModel);
+        this.marker.setDisplayModel(this.displayModel);
+    }
+
+    @Override
+    public void onDestroy() {
+        this.marker.onDestroy();
+    }
+
+    public void setPosition(double latitude, double longitude, float accuracy) {
+        synchronized (this) {
+            LatLong latLong = new LatLong(latitude, longitude);
+            this.marker.setLatLong(latLong);
+            if (this.circle != null) {
+                this.circle.setLatLong(latLong);
+                this.circle.setRadius(accuracy);
+            }
+            requestRedraw();
+        }
+    }
+
+}

app/src/main/java/de/tadris/fitness/location/WorkoutRecorder.java

@@ -0,0 +1,121 @@
+/*
+ * Copyright (c) 2019 Jannis Scheibe <jannis@tadris.de>
+ *
+ * This file is part of FitoTrack
+ *
+ * FitoTrack is free software: you can redistribute it and/or modify
+ *     it under the terms of the GNU General Public License as published by
+ *     the Free Software Foundation, either version 3 of the License, or
+ *     (at your option) any later version.
+ *
+ *     FitoTrack is distributed in the hope that it will be useful,
+ *     but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *     GNU General Public License for more details.
+ *
+ *     You should have received a copy of the GNU General Public License
+ *     along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+package de.tadris.fitness.location;
+
+import android.content.Context;
+import android.location.Location;
+import android.util.Log;
+
+import org.mapsforge.core.model.LatLong;
+
+import java.util.ArrayList;
+import java.util.List;
+
+import de.tadris.fitness.Instance;
+import de.tadris.fitness.data.Workout;
+import de.tadris.fitness.data.WorkoutManager;
+import de.tadris.fitness.data.WorkoutSample;
+
+public class WorkoutRecorder implements LocationListener.LocationChangeListener {
+
+    private static final int MIN_DISTANCE= 5;
+
+    private Context context;
+    private Workout workout;
+    private RecordingState state;
+    private List<WorkoutSample> samples= new ArrayList<>();
+    private long time= 0;
+    private long lastResume;
+
+    public WorkoutRecorder(Context context, String workoutType) {
+        this.context= context;
+        this.state= RecordingState.IDLE;
+
+        this.workout= new Workout();
+        this.workout.workoutType= workoutType;
+    }
+
+    public void start(){
+        if(state == RecordingState.IDLE){
+            Log.i("Recorder", "");
+            workout.start= System.currentTimeMillis();
+            resume();
+        }else if(state == RecordingState.PAUSED){
+            resume();
+        }else if(state != RecordingState.RUNNING){
+            throw new IllegalStateException("Cannot start or resume recording. state = " + state);
+        }
+    }
+
+    private void resume(){
+        state= RecordingState.RUNNING;
+        lastResume= System.currentTimeMillis();
+        Instance.getInstance(context).locationListener.registerLocationChangeListeners(this);
+    }
+
+    public void pause(){
+        if(state == RecordingState.RUNNING){
+            state= RecordingState.PAUSED;
+            time+= System.currentTimeMillis() - lastResume;
+            Instance.getInstance(context).locationListener.unregisterLocationChangeListeners(this);
+        }
+    }
+
+    public void stop(){
+        pause();
+        workout.end= System.currentTimeMillis();
+        state= RecordingState.STOPPED;
+    }
+
+    public void save(){
+        if(state != RecordingState.STOPPED){
+            throw new IllegalStateException("Cannot save recording, recorder was not stopped. state = " + state);
+        }
+        WorkoutManager.insertWorkout(Instance.getInstance(context), workout, samples);
+    }
+
+    public int getSampleCount(){
+        return samples.size();
+    }
+
+    @Override
+    public void onLocationChange(Location location) {
+        if(state == RecordingState.RUNNING){
+            if(getSampleCount() > 0){
+                WorkoutSample lastSample= samples.get(samples.size() - 1);
+                if(LocationListener.locationToLatLong(location).sphericalDistance(new LatLong(lastSample.lat, lastSample.lon)) < MIN_DISTANCE){
+                    return;
+                }
+            }
+            WorkoutSample sample= new WorkoutSample();
+            sample.lat= location.getLatitude();
+            sample.lon= location.getLongitude();
+            sample.speed= location.getSpeed();
+            sample.time= location.getTime();
+            samples.add(sample);
+        }
+    }
+
+
+    enum RecordingState{
+        IDLE, RUNNING, PAUSED, STOPPED
+    }
+
+}

app/src/main/java/de/tadris/fitness/map/HumanitarianTileSource.java

@@ -0,0 +1,67 @@
+/*
+ * Copyright (c) 2019 Jannis Scheibe <jannis@tadris.de>
+ *
+ * This file is part of FitoTrack
+ *
+ * FitoTrack is free software: you can redistribute it and/or modify
+ *     it under the terms of the GNU General Public License as published by
+ *     the Free Software Foundation, either version 3 of the License, or
+ *     (at your option) any later version.
+ *
+ *     FitoTrack is distributed in the hope that it will be useful,
+ *     but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *     GNU General Public License for more details.
+ *
+ *     You should have received a copy of the GNU General Public License
+ *     along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+package de.tadris.fitness.map;
+
+import org.mapsforge.core.model.Tile;
+import org.mapsforge.map.layer.download.tilesource.AbstractTileSource;
+
+import java.net.MalformedURLException;
+import java.net.URL;
+
+public class HumanitarianTileSource extends AbstractTileSource {
+
+    public static HumanitarianTileSource INSTANCE= new HumanitarianTileSource(new String[]{"tile-a.openstreetmap.fr", "tile-b.openstreetmap.fr", "tile-c.openstreetmap.fr"}, 443);
+
+    private static final int PARALLEL_REQUESTS_LIMIT = 8;
+    private static final String PROTOCOL = "https";
+    private static final int ZOOM_LEVEL_MAX = 18;
+    private static final int ZOOM_LEVEL_MIN = 0;
+
+    public HumanitarianTileSource(String[] hostNames, int port) {
+        super(hostNames, port);
+        defaultTimeToLive = 864000000; // Ten days
+    }
+
+    @Override
+    public int getParallelRequestsLimit() {
+        return PARALLEL_REQUESTS_LIMIT;
+    }
+
+    @Override
+    public URL getTileUrl(Tile tile) throws MalformedURLException {
+
+        return new URL(PROTOCOL, getHostName(), this.port, "/hot/" + tile.zoomLevel + '/' + tile.tileX + '/' + tile.tileY + ".png");
+    }
+
+    @Override
+    public byte getZoomLevelMax() {
+        return ZOOM_LEVEL_MAX;
+    }
+
+    @Override
+    public byte getZoomLevelMin() {
+        return ZOOM_LEVEL_MIN;
+    }
+
+    @Override
+    public boolean hasAlpha() {
+        return false;
+    }
+}

app/src/main/java/de/tadris/fitness/map/InternalRenderTheme.java

@@ -0,0 +1,64 @@
+/*
+ * Copyright (c) 2019 Jannis Scheibe <jannis@tadris.de>
+ *
+ * This file is part of FitoTrack
+ *
+ * FitoTrack is free software: you can redistribute it and/or modify
+ *     it under the terms of the GNU General Public License as published by
+ *     the Free Software Foundation, either version 3 of the License, or
+ *     (at your option) any later version.
+ *
+ *     FitoTrack is distributed in the hope that it will be useful,
+ *     but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *     GNU General Public License for more details.
+ *
+ *     You should have received a copy of the GNU General Public License
+ *     along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+package de.tadris.fitness.map;
+
+import org.mapsforge.map.rendertheme.XmlRenderTheme;
+import org.mapsforge.map.rendertheme.XmlRenderThemeMenuCallback;
+
+import java.io.InputStream;
+
+/**
+ * Enumeration of all internal rendering themes.
+ */
+public enum InternalRenderTheme implements XmlRenderTheme {
+
+    OLD("/assets/rendertheme/default.xml"),
+    DEFAULT("/assets/rendertheme/osmarender.xml");
+
+    private final String path;
+    private XmlRenderThemeMenuCallback callback;
+
+    InternalRenderTheme(String path) {
+        this.path = path;
+    }
+
+    @Override
+    public XmlRenderThemeMenuCallback getMenuCallback() {
+        return callback;
+    }
+
+    /**
+     * @return the prefix for all relative resource paths.
+     */
+    @Override
+    public String getRelativePathPrefix() {
+        return "/assets/";
+    }
+
+    @Override
+    public InputStream getRenderThemeAsStream() {
+        return getClass().getResourceAsStream(this.path);
+    }
+
+    @Override
+    public void setMenuCallback(XmlRenderThemeMenuCallback menuCallback) {
+        callback= menuCallback;
+    }
+}

app/src/main/java/de/tadris/fitness/util/UnitUtils.java

@@ -1,6 +1,23 @@
-package de.tadris.fitness.util;
+/*
+ * Copyright (c) 2019 Jannis Scheibe <jannis@tadris.de>
+ *
+ * This file is part of FitoTrack
+ *
+ * FitoTrack is free software: you can redistribute it and/or modify
+ *     it under the terms of the GNU General Public License as published by
+ *     the Free Software Foundation, either version 3 of the License, or
+ *     (at your option) any later version.
+ *
+ *     FitoTrack is distributed in the hope that it will be useful,
+ *     but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *     GNU General Public License for more details.
+ *
+ *     You should have received a copy of the GNU General Public License
+ *     along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
 
-import android.content.Context;
+package de.tadris.fitness.util;
 
 public class UnitUtils {
 
@@ -17,4 +34,30 @@ public class UnitUtils {
         }
     }
 
+    /**
+     *
+     * @param distance Distance in meters
+     * @return String in preferred unit
+     */
+    public static String getDistance(int distance){
+        if(distance >= 1000){
+            return getDistanceInKilometers((double)distance);
+        }else{
+            return getDistanceInMeters(distance);
+        }
+    }
+
+    public static String getDistanceInMeters(int distance){
+        return distance + "m";
+    }
+
+    public static String getDistanceInKilometers(double distance){
+        return round(distance / 1000, 1) + "km";
+    }
+
+    public static double round(double d, int count){
+        return (double)Math.round(d * Math.pow(10, count)) / count;
+    }
+
+
 }

app/src/main/res/drawable/ic_record_24dp.xml

@@ -0,0 +1,28 @@
+<!--
+  ~ Copyright (c) 2019 Jannis Scheibe <jannis@tadris.de>
+  ~
+  ~ This file is part of FitoTrack
+  ~
+  ~ FitoTrack is free software: you can redistribute it and/or modify
+  ~     it under the terms of the GNU General Public License as published by
+  ~     the Free Software Foundation, either version 3 of the License, or
+  ~     (at your option) any later version.
+  ~
+  ~     FitoTrack is distributed in the hope that it will be useful,
+  ~     but WITHOUT ANY WARRANTY; without even the implied warranty of
+  ~     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+  ~     GNU General Public License for more details.
+  ~
+  ~     You should have received a copy of the GNU General Public License
+  ~     along with this program.  If not, see <http://www.gnu.org/licenses/>.
+  -->
+
+<vector xmlns:android="http://schemas.android.com/apk/res/android"
+        android:width="24dp"
+        android:height="24dp"
+        android:viewportWidth="24.0"
+        android:viewportHeight="24.0">
+    <path
+        android:pathData="M12,12m-8,0a8,8 0,1 1,16 0a8,8 0,1 1,-16 0"
+        android:fillColor="@android:color/white"/>
+</vector>

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

@@ -1,9 +1,61 @@
 <?xml version="1.0" encoding="utf-8"?>
-<android.support.constraint.ConstraintLayout xmlns:android="http://schemas.android.com/apk/res/android"
-    xmlns:app="http://schemas.android.com/apk/res-auto"
+<!--
+  ~ Copyright (c) 2019 Jannis Scheibe <jannis@tadris.de>
+  ~
+  ~ This file is part of FitoTrack
+  ~
+  ~ FitoTrack is free software: you can redistribute it and/or modify
+  ~     it under the terms of the GNU General Public License as published by
+  ~     the Free Software Foundation, either version 3 of the License, or
+  ~     (at your option) any later version.
+  ~
+  ~     FitoTrack is distributed in the hope that it will be useful,
+  ~     but WITHOUT ANY WARRANTY; without even the implied warranty of
+  ~     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+  ~     GNU General Public License for more details.
+  ~
+  ~     You should have received a copy of the GNU General Public License
+  ~     along with this program.  If not, see <http://www.gnu.org/licenses/>.
+  -->
+
+<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
     xmlns:tools="http://schemas.android.com/tools"
     android:layout_width="match_parent"
     android:layout_height="match_parent"
     tools:context=".RecordWorkoutActivity">
 
-</android.support.constraint.ConstraintLayout>
+    <FrameLayout
+        android:layout_width="match_parent"
+        android:layout_height="match_parent"
+        android:layout_above="@id/recordInfoRoot">
+
+
+        <LinearLayout
+            android:id="@+id/recordMapViewrRoot"
+            android:layout_width="match_parent"
+            android:layout_height="match_parent"
+            android:orientation="vertical">
+
+        </LinearLayout>
+
+
+    </FrameLayout>
+
+    <LinearLayout
+        android:id="@+id/recordInfoRoot"
+        android:layout_width="match_parent"
+        android:layout_height="200dp"
+        android:layout_alignParentBottom="true"
+        android:layout_marginBottom="0dp"
+        android:padding="10dp"
+        android:orientation="vertical">
+
+        <TextView
+            android:id="@+id/textView"
+            android:layout_width="match_parent"
+            android:layout_height="wrap_content"
+            android:textSize="20sp"
+            android:text="TextView" />
+    </LinearLayout>
+
+</RelativeLayout>

app/src/main/res/menu/list_workout_menu.xml

@@ -1,7 +1,27 @@
 <?xml version="1.0" encoding="utf-8"?>
+<!--
+  ~ Copyright (c) 2019 Jannis Scheibe <jannis@tadris.de>
+  ~
+  ~ This file is part of FitoTrack
+  ~
+  ~ FitoTrack is free software: you can redistribute it and/or modify
+  ~     it under the terms of the GNU General Public License as published by
+  ~     the Free Software Foundation, either version 3 of the License, or
+  ~     (at your option) any later version.
+  ~
+  ~     FitoTrack is distributed in the hope that it will be useful,
+  ~     but WITHOUT ANY WARRANTY; without even the implied warranty of
+  ~     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+  ~     GNU General Public License for more details.
+  ~
+  ~     You should have received a copy of the GNU General Public License
+  ~     along with this program.  If not, see <http://www.gnu.org/licenses/>.
+  -->
+
 <menu xmlns:android="http://schemas.android.com/apk/res/android">
 
     <item
+        android:id="@+id/action_workout_add"
         android:showAsAction="always"
         android:title="@string/workout_add" />
 </menu>

app/src/main/res/menu/record_menu.xml

@@ -0,0 +1,27 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!--
+  ~ Copyright (c) 2019 Jannis Scheibe <jannis@tadris.de>
+  ~
+  ~ This file is part of FitoTrack
+  ~
+  ~ FitoTrack is free software: you can redistribute it and/or modify
+  ~     it under the terms of the GNU General Public License as published by
+  ~     the Free Software Foundation, either version 3 of the License, or
+  ~     (at your option) any later version.
+  ~
+  ~     FitoTrack is distributed in the hope that it will be useful,
+  ~     but WITHOUT ANY WARRANTY; without even the implied warranty of
+  ~     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+  ~     GNU General Public License for more details.
+  ~
+  ~     You should have received a copy of the GNU General Public License
+  ~     along with this program.  If not, see <http://www.gnu.org/licenses/>.
+  -->
+
+<menu xmlns:android="http://schemas.android.com/apk/res/android">
+
+    <item
+        android:id="@+id/actionRecordingStop"
+        android:showAsAction="ifRoom"
+        android:title="@string/workoutStopRecording" />
+</menu>

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

@@ -1,4 +1,24 @@
+<!--
+  ~ Copyright (c) 2019 Jannis Scheibe <jannis@tadris.de>
+  ~
+  ~ This file is part of FitoTrack
+  ~
+  ~ FitoTrack is free software: you can redistribute it and/or modify
+  ~     it under the terms of the GNU General Public License as published by
+  ~     the Free Software Foundation, either version 3 of the License, or
+  ~     (at your option) any later version.
+  ~
+  ~     FitoTrack is distributed in the hope that it will be useful,
+  ~     but WITHOUT ANY WARRANTY; without even the implied warranty of
+  ~     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+  ~     GNU General Public License for more details.
+  ~
+  ~     You should have received a copy of the GNU General Public License
+  ~     along with this program.  If not, see <http://www.gnu.org/licenses/>.
+  -->
+
 <resources>
     <string name="app_name">FitoTrack</string>
     <string name="workout_add">Add</string>
+    <string name="workoutStopRecording">Stop</string>
 </resources>