Release: v4.1.1

Currently translated at 100.0% (502 of 502 strings)

Translation: OpenTracks/opentracks.src-main-res-values-strings-xml--main
Translate-URL: https://weblate.bubu1.eu/projects/OpenTracks/opentracks/gl/

.github/ISSUE_TEMPLATE/data_not_recorded.md

@@ -0,0 +1,24 @@
+---
+name: Data not recorded 
+about: Somehow OpenTracks did not record GPS data 
+title: ''
+labels: potential bug 
+assignees: ''
+
+---
+
+**Please describe the problem and how to reproduce it:**
+
+...
+
+**Checklist**
+
+- [ ] Consulted [https://dontkillmyapp.com/]
+- [ ] Power management: battery optimization is disabled for OpenTracks
+
+**Technical information**
+
+- Device: [e.g. Nexus 7 (2013)]
+- OS: [e.g. LineageOS 15.1]
+- OpenTracks version: [e.g. v3.2.4]
+- OpenTracks commit id (only for nightly builds): [e.g. 4b333bb]

.github/workflows/build_apk.yml

@@ -1,9 +1,10 @@
 #https://github.com/marketplace/actions/android-emulator-runner
-name: Build nightly
-on: [ push ]
+name: Build APK
+on:
+  push
 
 jobs:
-  nightly-build:
+  apk-build:
     runs-on: ubuntu-latest
     steps:
       - name: checkout
@@ -14,7 +15,7 @@ jobs:
           distribution: 'adopt'
           java-version: '11'
 
-      - name: Assemble nighlty APK
+      - name: Assemble APK
         shell: bash
         run: |
           echo ${NIGHTLY_STORE_FILE} | base64 -d > KEY_NIGHTLY.jks
@@ -28,7 +29,7 @@ jobs:
         if: always()
         uses: actions/upload-artifact@v3
         with:
-          name: OpenTracks-nightly.apk
+          name: OpenTracks-APK.apk
           path: ./build/outputs/apk/nightly/*.apk
           retention-days: 7
 

.github/workflows/lint.yml

@@ -2,7 +2,7 @@ name: Linting
 
 on:
   push:
-  pull_request_target:
+  pull_request:
 
 jobs:
   analyse:

.github/workflows/test.yml

@@ -2,7 +2,7 @@
 name: Test
 on:
   push:
-  pull_request_target:
+  pull_request:
 
 jobs:
   test:
@@ -23,7 +23,7 @@ jobs:
           java-version: '11'
 
       - name: run tests
-        uses: reactivecircus/android-emulator-runner@v2.24.0
+        uses: reactivecircus/android-emulator-runner@v2.26.0
         with:
           api-level: ${{ matrix.api-level }}
           target: ${{ matrix.target }}

README.md

@@ -9,7 +9,6 @@ _OpenTracks_ is a sport tracking application that completely respects your priva
         <th>Free (F-Droid)</th>
         <th>Free (Nightly for F-Droid)</th>
         <th>Donations</th>
-        <th>Translations</th>
     </tr>
     <tr>
         <td align="center">
@@ -27,47 +26,26 @@ _OpenTracks_ is a sport tracking application that completely respects your priva
                 <img alt="Donate using Liberapay" src="https://liberapay.com/assets/widgets/donate.svg" height="45" align="middle">
             </a>
         </td>
-        <td align="center">
-            <a href="https://weblate.bubu1.eu/engage/OpenTracks/">
-                <img src="https://weblate.bubu1.eu/widgets/OpenTracks/-/opentracks/svg-badge.svg" alt="Translation status" />
-            </a>
-        </td>
     </tr>
     <tr>
         <td align="center">
             <img alt="OpenTracks version published on F-Droid" src="https://img.shields.io/f-droid/v/de.dennisguse.opentracks.svg" align="middle" >
         </td>
         <td></td>
-        <td align="center">
-            <a href="bitcoin:bc1qckpls3lpjlcpyxzm66hcy65hnesas9zgacy6yc">
-                <img alt="bitcoin:bc1qckpls3lpjlcpyxzm66hcy65hnesas9zgacy6yc" src="promotion/donations-bitcoin.png" height="90" align="middle">
-            </a>
-        </td>
-        <td></td>
-    </tr>
-    <tr>
-        <td></td>
-        <td></td>
         <td align="center">
             <a href="https://play.google.com/store/apps/details?id=de.dennisguse.opentracks.playstore">
                 <img alt="Get it on Google Play" src="https://play.google.com/intl/en_us/badges/static/images/badges/en_badge_web_generic.png" height="60" align="middle">
             </a>
         </td>
-        <td></td>
-    </tr>
-    <tr>
-        <td></td>
-        <td></td>
-        <td align="center">
-            <a href="https://www.amazon.de/dp/B09K2KNQ7X/">
-                <img alt="Get it on Amazon App Store" src="https://images-na.ssl-images-amazon.com/images/G/01/mobile-apps/devportal2/res/images/amazon-appstore-badge-english-white.png" height="40" align="middle">
-            </a>
-        </td>
-        <td></td>
     </tr>
 </table>
 
+<a href="https://weblate.bubu1.eu/engage/OpenTracks/">
+	<img src="https://weblate.bubu1.eu/widgets/OpenTracks/-/opentracks/horizontal-auto.svg" alt="Translation status" />
+</a>
+
 ## Screenshots
+
 <div>
     <img width="23%" src="fastlane/metadata/android/en-US/images/phoneScreenshots/screenshot1.png">
     <img width="23%" src="fastlane/metadata/android/en-US/images/phoneScreenshots/screenshot2.png">
@@ -86,19 +64,19 @@ _OpenTracks_ is a sport tracking application that completely respects your priva
 * __Voice announcements__
 * __Photos and Markers:__ mark interesting locations while tracking
 * __Export:__
-  * export tracks either as KMZ (incl. photos), KML, or GPX
-  * export automatically after each recording (e.g., to sync via [Nextcloud](https://nextcloud.com/))
-  * avoid duplication: each exported file contain a random unique identifier (i.e., `opentracks:trackid`)
+    * export tracks either as [KMZ 2.3](https://docs.opengeospatial.org/is/12-007r2/12-007r2.html) (incl. photos), [KML 2.3](https://docs.opengeospatial.org/is/12-007r2/12-007r2.html), or [GPX 1.1](https://www.topografix.com/GPX/1/1/)
+    * export automatically after each recording (e.g., to sync via [Nextcloud](https://nextcloud.com/))
+    * avoid duplication: each exported file contain a random unique identifier (i.e., `opentracks:trackid`)
 * __Altitude:__
-  * gain/loss via barometric sensor (if present)
-  * shown in EGM2008 (above mean sea level); exported as WGS84
+    * gain/loss via barometric sensor (if present)
+    * shown in EGM2008 (above mean sea level); exported as WGS84
 * __Bluetooth LE sensors:__
-  * heart rate
-  * cycling: speed and distance
-  * cycling: cadence
-  * cycling: power meter
-  * running: speed and cadence
-  * support for BLE sensor training only (i.e., without GPS) for indoor training
+    * heart rate
+    * cycling: speed and distance
+    * cycling: cadence
+    * cycling: power meter
+    * running: speed and cadence
+    * support for BLE sensor training only (i.e., without GPS) for indoor training
 
   An overview of tested sensors: [README_TESTED_SENSORS.md](README_TESTED_SENSORS.md)
 
@@ -117,7 +95,7 @@ OpenTracks can be used with [Gadgetbridge](https://www.gadgetbridge.org/):
 __Only required permission:__
 * _ACCESS_FINE_LOCATION_: required to use the GPS.
 
-### API
+### Public API
 
 OpenTracks includes an API for starting/stopping recording by another installed application (e.g., [Automate](https://llamalab.com/automate/), [Tasker](https://tasker.joaoapps.com), or [Easer](https://github.com/renyuneyun/Easer)).
 The API can be invoked by sending an explicit Intent to start an activity.
@@ -129,20 +107,42 @@ The API can be invoked by sending an explicit Intent to start an activity.
 * Nightly: `de.dennisguse.opentracks.nightly`
 
 `Class`:
+
 * **Start a recording:**  `de.dennisguse.opentracks.publicapi.StartRecording`
-* **Start a recording:**  `de.dennisguse.opentracks.publicapi.StopRecording`
+* **Stop a recording:**  `de.dennisguse.opentracks.publicapi.StopRecording`
 
-For testing via adb: `adb shell am start -n "package/class"`
+For testing via adb: `adb shell am start -e someParameter someValue -n "package/class"`
 
-The Start/Stop API is disabled by default to protect the user's privacy, but it can easily be enabled in the settings.
+`StartRecording` supports the following parameters:
 
-## Custom Dashboards (incl. map)
-As of v3.3.1, OpenTracks supports custom dashboards for displaying previously recorded and live tracks.
+* Set track data: `TRACK_NAME`, `TRACK_DESCRIPTION`, `TRACK_CATEGORY`, and `TRACK_ICON` (non-localized identifier see [/src/main/java/de/dennisguse/opentracks/util/TrackIconUtils.java#L38](/src/main/java/de/dennisguse/opentracks/util/TrackIconUtils.java#L38)). 
+  NOTE: if `TRACK_ICON` is not present, `TRACK_CATEGORY` will be used to determine the icon (localized).
+* Send recorded data to another application via _Dashboard API_: `STATS_TARGET_PACKAGE` and `STATS_TARGET_CLASS`
 
-The reference implementation is [OSMDashboard](https://github.com/OpenTracksApp/OSMDashboard), which presents an OpenStreetMap map (showing the current track, incl. updates). The Dashboard API is also used by [Gadgetbridge](https://codeberg.org/Freeyourgadget/Gadgetbridge/) for displaying live track statistics on supported wearables.
+The Public API is disabled by default to protect the user's privacy, but it can easily be enabled in the settings.
 
-Alternatively, recorded tracks can be shared as KMZ/GPX with installed applications (e.g., [OsmAnd](https://play.google.com/store/apps/details?id=net.osmand)).
-However, this is rather slow and does not provide updates while recording.
+## File formats compatibility with open-source software
+
+|                                                      | [GPX 1.1](https://www.topografix.com/GPX/1/1/) | [KML 2.3](https://docs.opengeospatial.org/is/12-007r2/12-007r2.html) | [KMZ 2.3](https://docs.opengeospatial.org/is/12-007r2/12-007r2.html) |
+|------------------------------------------------------|------------------------------------------------|----------------------------------------------------------------------|----------------------------------------------------------------------|
+| [OpenLayers 7.1.0](https://openlayers.org/)          | ?                                              | [no](https://github.com/openlayers/openlayers/issues/14104)          | [no](https://github.com/openlayers/openlayers/issues/14104)          |
+| [Golden Cheetah 3.5](https://www.goldencheetah.org/) | ?                                              | [no](https://github.com/GoldenCheetah/GoldenCheetah/issues/4271)     | [no](https://github.com/GoldenCheetah/GoldenCheetah/issues/4271)     |
+| [GpxPod](https://apps.nextcloud.com/apps/gpxpod)     | ?                                              | ?                                                                    | ?                                                                    |
+| [OsmAnd](https://github.com/osmandapp/OsmAnd)        | ?                                              | [no](https://github.com/osmandapp/OsmAnd/issues/15271)               | [no](https://github.com/osmandapp/OsmAnd/issues/15271)               |
+
+## Dashboard API (incl. map)
+
+As of v3.3.1, OpenTracks supports custom dashboards for displaying previously recorded and live
+tracks.
+
+The reference implementation is [OSMDashboard](https://github.com/OpenTracksApp/OSMDashboard), which
+presents an OpenStreetMap map (showing the current track, incl. updates). The Dashboard API is also
+used by [Gadgetbridge](https://codeberg.org/Freeyourgadget/Gadgetbridge/) for displaying live track
+statistics on supported wearables.
+
+Alternatively, recorded tracks can be shared as KMZ/GPX with installed applications (
+e.g., [OsmAnd](https://play.google.com/store/apps/details?id=net.osmand)). However, this is rather
+slow and does not provide updates while recording.
 
 The developer documentation is in [README_API.md](README_API.md).
 

README_TESTED_SENSORS.md

@@ -2,7 +2,7 @@
 
 ## 0x180D: Heartrate Service
 
-* Decathlon|Geonaute|Kalenji Dual HRM Belt
+* Decathlon/Geonaute/Kalenji Dual HRM Belt
 * moofit heart rate monitor
 * Polar H7
 * Polar H10
@@ -38,17 +38,13 @@ However, often only one value is provided.
 
 We only support _Instantaneous Power_.
 
-_WARNING_: we only support physically movements with valid GPS coordinates.
-Using a device indoors (no GPS available) will only show the current power values, but won't store anything.
-Also the distance is not computed.
-
-For cycling:
+For cycling (incl. cadence):
 * Assioma Duo Powermeter
 * Elite drivo II
 * QUARQ Red DZero Powermeter
 * Tacx Satori Smart
 * Wahoo Kickr v4.0
-* Rotor 2INpower DM Road (only supports power measurement, cadence measurement is propietary @ firmware v1.061)
+* Rotor 2INpower DM Road (only supports power measurement, cadence measurement is proprietary @ firmware v1.061)
 
 For running:
 * Stryd
@@ -67,12 +63,12 @@ There are smartphones that have a barometric sensor that OpenTracks uses to comp
 
 In our tests there are smartphones whose barometric sensor works well and others don't. Here is a list of the smartphones tested:
 
-|Brand|Model|Android Version|Tests|
-|-----|-----|---------------|-----------|
-|Google|Pixel|LineageOS 17.1|Ok|
-|Google|Pixel 2 XL|LineageOS 17.1|Ok on the bike handlebars but it fails when I carry it in a pocket or backpack|
-|Google|Pixel 3|Android 11|Failure|
-|Google|Pixel 3a|Android 11|Ok|
-|Google|Pixel 3a|Lineage 18.1|Ok|
-|Google|Pixel 4a|Android 11|Ok|
-|Sony|Xperia XZ1 Compact|LineageOS 16.1|Failure|
+| Brand  | Model              | Android Version | Tests                                                                          |
+|--------|--------------------|-----------------|--------------------------------------------------------------------------------|
+| Google | Pixel              | LineageOS 17.1  | Ok                                                                             |
+| Google | Pixel 2 XL         | LineageOS 17.1  | Ok on the bike handlebars but it fails when I carry it in a pocket or backpack |
+| Google | Pixel 3            | Android 11      | Failure                                                                        |
+| Google | Pixel 3a           | Android 11      | Ok                                                                             |
+| Google | Pixel 3a           | Lineage 18.1    | Ok                                                                             |
+| Google | Pixel 4a           | Android 11      | Ok                                                                             |
+| Sony   | Xperia XZ1 Compact | LineageOS 16.1  | Failure                                                                        |

build.gradle

@@ -6,7 +6,7 @@ buildscript {
         mavenCentral()
     }
     dependencies {
-        classpath 'com.android.tools.build:gradle:7.2.0'
+        classpath 'com.android.tools.build:gradle:7.3.0'
     }
 }
 
@@ -51,7 +51,7 @@ android {
         targetCompatibility JavaVersion.VERSION_11
     }
 
-    compileSdkVersion 32
+    compileSdk 33
 
     buildFeatures {
         viewBinding true
@@ -59,13 +59,13 @@ android {
 
     defaultConfig {
         applicationId "de.dennisguse.opentracks"
-        versionCode 4874
-        versionName "v4.0.0"
+        versionCode 5051
+        versionName "v4.1.1"
 
         buildConfigField "String", "VERSION_NAME_FULL", "\"${getVersionName()}\""
 
-        minSdkVersion 21
-        targetSdkVersion 32
+        minSdk 21
+        targetSdk 33
 
         testInstrumentationRunner "de.dennisguse.opentracks.TestRunner"
         testInstrumentationRunnerArguments clearPackageData: 'true'
@@ -81,6 +81,8 @@ android {
         }
     }
 
+    namespace 'de.dennisguse.opentracks'
+
     buildTypes {
         debug {
             applicationIdSuffix ".debug"
@@ -100,6 +102,7 @@ android {
         releasePlayStore {
             applicationIdSuffix ".playstore"
             versionNameSuffix "-PlayStore"
+            signingConfig signingConfigs.debug
         }
     }
 
@@ -117,20 +120,23 @@ android {
 }
 
 dependencies {
-    coreLibraryDesugaring 'com.android.tools:desugar_jdk_libs:1.1.5'
+    coreLibraryDesugaring 'com.android.tools:desugar_jdk_libs:1.2.2'
 
-    implementation 'androidx.appcompat:appcompat:1.4.1'
+    implementation 'androidx.appcompat:appcompat:1.5.1'
+    implementation 'androidx.lifecycle:lifecycle-viewmodel:2.5.1'
+    implementation 'androidx.lifecycle:lifecycle-viewmodel-ktx:2.5.1'
     implementation 'androidx.preference:preference:1.2.0'
     implementation 'androidx.documentfile:documentfile:1.0.1'
-    implementation 'com.google.android.material:material:1.6.0'
+    implementation 'com.google.android.material:material:1.6.1'
     implementation 'androidx.constraintlayout:constraintlayout:2.1.4'
+    implementation 'androidx.core:core-splashscreen:1.0.0'
 
     androidTestImplementation 'androidx.test:core:1.4.0'
     androidTestImplementation 'androidx.test.ext:junit:1.1.3'
     androidTestImplementation 'androidx.test:rules:1.4.0'
     androidTestImplementation 'androidx.test:runner:1.4.0'
     androidTestImplementation 'androidx.test.espresso:espresso-core:3.4.0'
-    androidTestImplementation 'org.mockito:mockito-android:4.5.1'
+    androidTestImplementation 'org.mockito:mockito-android:4.8.0'
 
     androidTestUtil 'androidx.test:orchestrator:1.4.1'
 }

fastlane/metadata/android/de-DE/full_description.txt

@@ -7,4 +7,4 @@ Funktionen & Features:
 * zeichnet deine Herzfrequenz auf (Bluetooth LE)
 * nutze beim Radfahren deine Trittfrequenz- und Geschwindigkeitssensoren sowie Leistungsmesser (Bluetooth LE)
 * exportiert deine Daten als KML oder GPX
-* funktioniert ganz ohne Internet
+* funktioniert ganz ohne Internet

fastlane/metadata/android/de-DE/short_description.txt

@@ -1 +1 @@
-OpenTracks – ein GPS-Tracker, der deine Daten für sich behält.
+OpenTracks – ein GPS-Tracker, der deine Daten für sich behält.

fastlane/metadata/android/en-US/changelogs/4926.txt

@@ -0,0 +1,13 @@
+v4.0.1: OpenTracks
+
+Changes:
+- Voice announcements are now configurable
+- Fullscreen mode now also hides Android's navigation bar
+- Connection to BLE sensors should now be faster
+- Allow to reset settings while recording
+- Allow to change import/export settings while recording
+- KML/KMZ: do not use icons to be loaded from Google
+
+Bugfix:
+- TrackStoppedActivity now works on smaller screens
+- Requests permissions on track list

fastlane/metadata/android/en-US/changelogs/4938.txt

@@ -0,0 +1,10 @@
+v4.0.2: OpenTracks
+
+Changes:
+- Add nautical miles 
+- Settings can be reset while recording
+
+Bugfix:
+- Voice announcement rounding
+- Chart: elevation was weirdly smoothed
+- Export was not checking if file exists

fastlane/metadata/android/en-US/changelogs/4951.txt

@@ -0,0 +1,8 @@
+v4.0.3: OpenTracks
+
+Changes:
+- Max. speed as reported by sensor (GPS or BLE)
+
+Bugfix:
+- Prevent crash if OSM Dashboard is not installed
+- GPX track export: do not export empty track segments

fastlane/metadata/android/en-US/changelogs/4981.txt

@@ -0,0 +1,13 @@
+v4.0.4: OpenTracks
+
+Changes:
+- Store BLE sensor data even without distance (every 10s)
+- Public API: allows setting name, category, and description
+
+Bugfix:
+- Crash when taking a picture and rotating the phone
+- 
+
+Developer:
+- Target SDK 33
+- Barometer uses interval of 5s

fastlane/metadata/android/en-US/changelogs/4986.txt

@@ -0,0 +1,8 @@
+v4.0.5: OpenTracks
+
+Changes:
+- PlayStore relase get's another logo
+
+Bugfix:
+- Interval list shows "-" if gain/loss is not present
+

fastlane/metadata/android/en-US/changelogs/4993.txt

@@ -0,0 +1,6 @@
+v4.0.6: OpenTracks
+
+Bugfix:
+- EGM2008 offset computed wrong for negative longitudes
+- PublicAPI crashed if OpenTracks was in background (API26+)
+

fastlane/metadata/android/en-US/changelogs/5004.txt

@@ -0,0 +1,11 @@
+v4.0.7: OpenTracks
+
+Changes:
+- GPS signal lost timeout: 30s
+- Android13: request permission to show notifications
+- Faster deletion of tracks (vacuum database only if needed)
+
+Bugfix:
+- PublicAPI stop command resulted in crash (introduced in v4.0.6)
+- Permissions: request all permissions during on startup
+

fastlane/metadata/android/en-US/changelogs/5017.txt

@@ -0,0 +1,11 @@
+v4.0.8: OpenTracks
+
+Changes:
+- Altitude always shown in m/ft
+- Show track timezone if different than device timezone
+- PublicAPI: support setting the track icon explicitly
+
+Developer:
+- Introduced DistanceFormatter
+- Upgrade to AGP 7.3/desugar for Duration.class
+- Android12+: do splashscreen via Androidx

fastlane/metadata/android/en-US/changelogs/5042.txt

@@ -0,0 +1,8 @@
+v4.1.0: OpenTracks
+
+Changes:
+- Export KML/KMZ version 2.3 only (was 2.2)
+- For crank-based powermeters: fetch cadence
+
+Bugfix:
+- Workaround for crash on "import all"

fastlane/metadata/android/en-US/changelogs/5051.txt

@@ -0,0 +1,7 @@
+v4.1.1: OpenTracks
+
+Changes:
+- Add introduction screen (show once)
+
+Bugfix:
+- Do not crash if no GPS device is present

fastlane/metadata/android/fr-FR/changelogs/4448.txt

@@ -0,0 +1,11 @@
+v3.20.2 : OpenTracks
+
+Changements :
+- Le gain et la perte d'altitude sont des entiers au lieu de floats
+- Demander la permission avant d'utiliser Bluetooth par un message Toast
+
+Correction d'un bug :
+- Définir FLAG_IMMUTABLE pour PendingIntents pour éviter un crash sur Android 12
+- Le capteur de cadence renvoie 0 au lieu de None lorsque l'utilisateur ne pédale pas.
+- Le capteur de vitesse renvoie 0 au lieu de la dernière vitesse connue quand c'est arrêté
+- Avec les capteurs, le temps de déplacement s'arrête lorsqu'il n'est pas en mouvement

fastlane/metadata/android/fr-FR/full_description.txt

@@ -7,5 +7,11 @@ Fonctionnalités :
 * Dénivelé positif et négatif: via capteur de pression barométrique
 * Synthèse vocale
 * Prise en charge des capteurs Bluetooth LE : rythme cardiaque, vitesse et distance (vélo), cadence de pédalage (vélo), et capteur de puissance (vélo)
-* Export : export des traces au format  KMZ (photos incluses), KML ou GPX
+* Export : export des traces au format KMZ (photos incluses), KML ou GPX
 * Pas d'accès internet requis : Internet n'est pas nécessaire pour le fonctionnement de l'application
+* Thème sombre ou claire, avec le respect des paramètres du système
+* Pas de publicités
+
+Logiciel Open Source
+Vous pouvez utiliser, étudier, changer et partager le code source.
+Licence Apache 2.0

fastlane/metadata/android/vi/changelogs/4253.txt

@@ -0,0 +1,16 @@
+v3.18.6: OpenTracks
+
+Thay đổi:
+- Tính năng "Hiện trên bản đồ" thông qua KML thay vì KMZ
+- Thông báo bằng giọng nói không bao gồm tên ứng dụng
+- Trong lúc ghi: Tăng/ giảm độ cao được cập nhật mỗi giây
+- Thông tin cửa hàng được cập nhật
+
+Sửa lỗi:
+- Sửa lỗi các bản dịch Thông báo giọng nói không hợp lệ
+
+Phát triển:
+- Quyền Android 12 (BLUETOOTH_SCAN)
+- Quyền Android 12 (ACCESS_COARSE_LOCATION)
+- Khẳng định cho TrackPoints (thử nghiệm)
+- Loại bỏ các bản dịch thừa

fastlane/metadata/android/vi/full_description.txt

@@ -1,11 +1,22 @@
-OpenTracks là một môn thể thao theo dõi ứng dụng hoàn toàn tôn trọng sự riêng tư.
+OpenTracks là một ứng dụng theo dõi thể theo tôn trọng sự riêng tư của bạn.
 
-Tính năng:
-* Thể theo dõi theo dõi thể thao và hoạt động ngoài trời
-* Ảnh và đánh dấu: đánh dấu địa điểm thú vị trong khi theo dõi
-* Độ cao được và mất: thông qua khí quyển cảm biến
-* Độ cao thể hiện trong EGM2008 (trên mực nước biển); xuất khẩu như WGS84
-* Tiếng nói thông báo
-* Hỗ trợ Bluetooth LE cảm biến: tim, tốc độ và khoảng cách (đi xe đạp), nhịp (đi xe đạp), và đồng hồ điện (đi xe đạp)
-* Xuất dữ liệu: xuất bài hát hoặc là BIỂU (bao gồm. ảnh) DÕI hay C
-* Không có Internet: Internet là không được sử dụng
+Thể thao và các hoạt động ngoài trời cho bạn niềm vui, kĩ năng và sự tự tin.
+
+Quý trọng sức khỏe của bạn bằng cách theo dõi tập luyện của bạn.
+Ghi lại quá trình khi bạn chạy bộ hoặc đi bộ, và cho bạn một màn hình xe đạp khi đạp xe.
+Đánh dấu những địa điểm thú vị trong lúc bạn di chuyển bằng hình ảnh.
+Giữ các thống kê chi tiết để phân tích kĩ càng.
+Chỉ chia sẻ những dữ liệu bạn muốn chia sẻ.
+
+* Thông báo bằng giọng nói.
+* Hỗ trợ Bluetooth LE cảm biến: nhịp tim, tốc độ và khoảng cách (đi xe đạp), nhịp (đi xe đạp), và đồng hồ sức mạnh (đi xe đạp)
+* Tăng hoặc giảm độ cao: thông qua cảm biến khí áp.
+* Độ cao được hiển thị dưới EGM2009 (trên nghĩa là trên mực nước biển), KML hoặc GPX.
+* Xuất dữ liệu được lại dưới KMZ (gồm hình ảnh), KML hoặc GPX.
+* Không cần Internet hoặc các quyền không cần thiết.
+* Chế độ tối hoặc sáng, theo cài đặt hệ thống.
+* Không quảng cáo.
+
+Phần mềm Libre / Free Software / Mã nguồn mở
+có nghĩa là bạn có thể dùng, học tập, thay đổi và chia sẻ mã nguồn.
+Licensed Apache 2.0

fastlane/metadata/android/vi/short_description.txt

@@ -1 +1 @@
-Một môn thể thao theo dõi mà hoàn toàn tôn trọng sự riêng tư.
+Một người bạn theo dõi mà tôn trọng sự riêng tư của bạn.

fastlane/metadata/android/zh-CN/full_description.txt

@@ -1,11 +1,22 @@
-OpenTracks是一个完全尊重你的隐私的运动跟踪应用程序。
+一款尊重您的隐私的运动追踪应用。
+
+健康幸福的生活总少不了各种运动和户外活动。
+
+使用本应用，您可以保持对您的训练数据的有效追踪，为您的健康助力。
+本应用可以在您跑步或散步时记录数据，也可以在您骑车时作为一个大屏幕自行车电脑。
+您可以为路上的有趣位置创建标记，还可以用图片作为标记。
+您的数据会被详尽地记录下来，供您查阅分析。
+您的数据只会分享给您想要分享给的人。
 
-特点。
-* 运动追踪：追踪你的运动和户外活动
-* 照片和标记：在跟踪时标记有趣的地点
-* 海拔增减：通过气压传感器
-* 高度显示为EGM2008（平均海平面以上）；导出为WGS84
 * 语音播报
-* 支持蓝牙LE传感器：心率、速度和距离（骑车）、节奏（骑车）和功率计（骑车）。
-* 导出数据：以KMZ（包括照片）、KML或GPX形式导出轨迹
-* 没有互联网接入。不使用互联网
+* 支持蓝牙LE传感器：心率、速度和距离（骑车）、踏频（骑车）和功率计（骑车）。
+* 海拔增减：通过气压传感器。
+* EGM2008 海拔显示（平均海平面以上）；导出为 WGS84。
+* 导出路线数据，支持 KMZ（包括照片）、KML 和 GPX 格式。
+* 不需要联网，不需要额外权限。
+* 深色和浅色主题，跟随系统设置。
+* 没有广告。
+
+本应用是开源软件
+意味着您可以使用、学习、修改和分发本应用的源代码。
+本应用使用 Apache 2.0 协议发布。

fastlane/metadata/android/zh-CN/short_description.txt

@@ -1 +1 @@
-一个完全尊重你隐私的运动追踪器。
+一款尊重您的隐私的运动追踪应用。

gradle/wrapper/gradle-wrapper.properties

@@ -1,5 +1,5 @@
 distributionBase=GRADLE_USER_HOME
 distributionPath=wrapper/dists
-distributionUrl=https\://services.gradle.org/distributions/gradle-7.4.2-all.zip
+distributionUrl=https\://services.gradle.org/distributions/gradle-7.5.1-bin.zip
 zipStoreBase=GRADLE_USER_HOME
 zipStorePath=wrapper/dists

src/androidTest/java/de/dennisguse/opentracks/EspressoDeleteTrackTest.java

@@ -3,48 +3,25 @@ package de.dennisguse.opentracks;
 
 import static androidx.test.espresso.Espresso.onData;
 import static androidx.test.espresso.Espresso.onView;
-import static androidx.test.espresso.Espresso.pressBack;
 import static androidx.test.espresso.action.ViewActions.click;
-import static androidx.test.espresso.action.ViewActions.scrollTo;
-import static androidx.test.espresso.assertion.ViewAssertions.matches;
+import static androidx.test.espresso.action.ViewActions.longClick;
 import static androidx.test.espresso.matcher.ViewMatchers.isDisplayed;
 import static androidx.test.espresso.matcher.ViewMatchers.withContentDescription;
 import static androidx.test.espresso.matcher.ViewMatchers.withId;
 import static androidx.test.espresso.matcher.ViewMatchers.withText;
 import static org.hamcrest.Matchers.allOf;
 import static org.hamcrest.Matchers.anything;
-import static de.dennisguse.opentracks.util.EspressoUtils.childAtPosition;
-import static de.dennisguse.opentracks.util.EspressoUtils.veryLongTouch;
 import static de.dennisguse.opentracks.util.EspressoUtils.waitFor;
-import static de.dennisguse.opentracks.util.EspressoUtils.withListSize;
 
-import android.app.ActivityManager;
-import android.app.Instrumentation;
-import android.content.Context;
-import android.view.View;
-import android.widget.ListView;
-
-import androidx.test.espresso.IdlingRegistry;
-import androidx.test.espresso.IdlingResource;
-import androidx.test.espresso.ViewInteraction;
-import androidx.test.espresso.assertion.ViewAssertions;
 import androidx.test.ext.junit.rules.ActivityScenarioRule;
 import androidx.test.ext.junit.runners.AndroidJUnit4;
 import androidx.test.filters.LargeTest;
-import androidx.test.platform.app.InstrumentationRegistry;
 import androidx.test.rule.GrantPermissionRule;
 
-import org.hamcrest.Description;
-import org.hamcrest.TypeSafeMatcher;
-import org.junit.After;
-import org.junit.Before;
-import org.junit.Ignore;
 import org.junit.Rule;
 import org.junit.Test;
 import org.junit.runner.RunWith;
 
-import de.dennisguse.opentracks.services.TrackDeleteService;
-
 @LargeTest
 @RunWith(AndroidJUnit4.class)
 public class EspressoDeleteTrackTest {
@@ -55,149 +32,33 @@ public class EspressoDeleteTrackTest {
     @Rule
     public GrantPermissionRule mGrantPermissionRule = GrantPermissionRule.grant(android.Manifest.permission.ACCESS_FINE_LOCATION);
 
-    private MyIdlingResource idlingResource;
-
-    @Before
-    public void registerIntentServiceIdlingResource() {
-        Instrumentation instrumentation
-                = InstrumentationRegistry.getInstrumentation();
-        idlingResource = new MyIdlingResource(instrumentation.getTargetContext());
-        IdlingRegistry.getInstance().register(idlingResource);
-    }
-
-    @After
-    public void unregisterIntentServiceIdlingResource() {
-        IdlingRegistry.getInstance().unregister(idlingResource);
-    }
-
-    @Ignore("Test fails permanently")
-    @Deprecated
     @Test
     public void espressoDeleteTrackTest() {
-        int countBefore;
+        // TrackListActivity: start recording
+        onView(withId(R.id.track_list_fab_action)).perform(click());
 
-        {
-            // TrackListActivity: start recording
-            ViewInteraction trackControllerRecordButton = onView(withId(R.id.track_list_fab_action));
-            trackControllerRecordButton.perform(click());
-        }
+        // TrackRecordingActivity
+        onView(withId(R.id.track_recording_fab_action))
+                // wait; stay recording
+                .perform(waitFor(5000))
+                // stop;
+                .perform(longClick());
 
-        {
-            // TrackRecordingActivity
-            ViewInteraction trackControllerStopButton = onView(withId(R.id.track_recording_fab_action));
-
-            // wait; stay recording
-            trackControllerStopButton.perform(waitFor(5000));
-
-            // stop;
-            trackControllerStopButton.perform(veryLongTouch(1600));
-        }
-
-        // back
-        pressBack();
-
-        // get number of items before deleting a track
-        countBefore = numberOfItemsListView();
+        // TrackStoppedActivity
+        onView(withId(R.id.finish_button)).perform(click());
 
         // select track
-        onData(anything()).inAdapterView(withId(R.id.track_list)).atPosition(0).perform(veryLongTouch(5000));
+        onData(anything()).inAdapterView(withId(R.id.track_list)).atPosition(0).perform(longClick());
 
         // open menu and delete selected track
-        ViewInteraction overflowMenuButton = onView(
-                allOf(withContentDescription("More options"),
-                        childAtPosition(
-                                childAtPosition(
-                                        withId(R.id.bottom_app_bar),
-                                        2),
-                                2),
-                        isDisplayed()));
-        overflowMenuButton.perform(click());
+        onView(allOf(withContentDescription("More options"), isDisplayed()))
+                .perform(click());
 
-        ViewInteraction appCompatTextView = onView(
-                allOf(withId(R.id.title), withText("Delete"),
-                        childAtPosition(
-                                childAtPosition(
-                                        withId(R.id.content),
-                                        0),
-                                0),
-                        isDisplayed()));
-        appCompatTextView.perform(click());
+        onView(withText("Delete")).perform(click());
 
-        ViewInteraction appCompatButton = onView(
-                allOf(withId(android.R.id.button1), withText("Yes"),
-                        childAtPosition(
-                                childAtPosition(
-                                        withId(R.id.buttonPanel),
-                                        0),
-                                3)));
-        appCompatButton.perform(scrollTo(), click());
+        onView(withText("OK")).perform(click());
 
-        // check number of items after delete
-        onView(withId(R.id.track_list)).check(ViewAssertions.matches(withListSize(countBefore - 1)));
-    }
-
-
-    private int numberOfItemsListView() {
-        final int[] counts = new int[1];
-        onView(withId(R.id.track_list)).check(matches(new TypeSafeMatcher<View>() {
-            @Override
-            public boolean matchesSafely(View view) {
-                ListView listView = (ListView) view;
-
-                counts[0] = listView.getCount();
-
-                return true;
-            }
-
-            @Override
-            public void describeTo(Description description) {
-            }
-        }));
-
-        return counts[0];
-    }
-
-
-    private static class MyIdlingResource implements IdlingResource {
-
-        private final Context context;
-        private ResourceCallback resourceCallback;
-
-        public MyIdlingResource(Context context) {
-            this.context = context;
-        }
-
-        @Override
-        public String getName() {
-            return MyIdlingResource.class.getName();
-        }
-
-        @Override
-        public void registerIdleTransitionCallback(IdlingResource.ResourceCallback resourceCallback) {
-            this.resourceCallback = resourceCallback;
-        }
-
-        @Override
-        public boolean isIdleNow() {
-            boolean idle = !isDeleteServiceRunning();
-            if (idle && resourceCallback != null) {
-                resourceCallback.onTransitionToIdle();
-            }
-            return idle;
-        }
-
-        private boolean isDeleteServiceRunning() {
-            ActivityManager manager =
-                    (ActivityManager) context.getSystemService(
-                            Context.ACTIVITY_SERVICE);
-            for (ActivityManager.RunningServiceInfo info :
-                    manager.getRunningServices(Integer.MAX_VALUE)) {
-                if (TrackDeleteService.class.getName().equals(
-                        info.service.getClassName())) {
-                    return true;
-                }
-            }
-            return false;
-        }
+        // tracklist is empty now
+        onView(allOf(withText("Start recording your next adventure here"), isDisplayed()));
     }
 }

src/androidTest/java/de/dennisguse/opentracks/EspressoUITest.java

@@ -5,25 +5,20 @@ import static androidx.test.espresso.Espresso.onView;
 import static androidx.test.espresso.action.ViewActions.click;
 import static androidx.test.espresso.action.ViewActions.longClick;
 import static androidx.test.espresso.assertion.ViewAssertions.matches;
+import static androidx.test.espresso.matcher.ViewMatchers.isClickable;
 import static androidx.test.espresso.matcher.ViewMatchers.isDisplayed;
 import static androidx.test.espresso.matcher.ViewMatchers.withId;
+import static org.hamcrest.Matchers.allOf;
 import static org.hamcrest.Matchers.anything;
 import static de.dennisguse.opentracks.util.EspressoUtils.selectTabAtIndex;
 import static de.dennisguse.opentracks.util.EspressoUtils.waitFor;
 
-import android.view.MotionEvent;
-import android.view.View;
-
-import androidx.test.espresso.UiController;
-import androidx.test.espresso.ViewAction;
 import androidx.test.espresso.ViewInteraction;
-import androidx.test.espresso.action.MotionEvents;
 import androidx.test.ext.junit.rules.ActivityScenarioRule;
 import androidx.test.ext.junit.runners.AndroidJUnit4;
 import androidx.test.filters.LargeTest;
 import androidx.test.rule.GrantPermissionRule;
 
-import org.hamcrest.Matcher;
 import org.junit.Rule;
 import org.junit.Test;
 import org.junit.runner.RunWith;
@@ -53,7 +48,7 @@ public class EspressoUITest {
                     .perform(longClick());
 
             // TrackStoppedActivity: resume
-            onView(withId(R.id.resume_button))
+            onView(allOf(withId(R.id.resume_button), isClickable()))
                     .perform(click());
 
             // TrackRecordingActivity: wait and then stop
@@ -93,7 +88,7 @@ public class EspressoUITest {
             tabLayout.perform(waitFor(1000));
 
             // stop
-            trackControllerStopButton.perform(veryLongTouch(1600));
+            trackControllerStopButton.perform(longClick());
         }
     }
 
@@ -101,36 +96,6 @@ public class EspressoUITest {
     @Test
     public void selectAndDeleteTrack() {
         onView(withId(R.id.track_list)).check(matches(isDisplayed()));
-        onData(anything()).inAdapterView(withId(R.id.track_list)).atPosition(0).perform(veryLongTouch(2000));
+        onData(anything()).inAdapterView(withId(R.id.track_list)).atPosition(0).perform(longClick());
     }
-
-    private static ViewAction veryLongTouch(final int duration_ms) {
-        return new ViewAction() {
-            @Override
-            public String getDescription() {
-                return "Perform long touch.";
-            }
-
-            @Override
-            public Matcher<View> getConstraints() {
-                return isDisplayed();
-            }
-
-            @Override
-            public void perform(UiController uiController, final View view) {
-                // Get view absolute position
-                int[] location = new int[2];
-                view.getLocationOnScreen(location);
-
-                // Offset coordinates by view position
-                float[] coordinates = new float[]{location[0] + 1, location[1] + 1};
-
-                // Send down event, pause, and send up
-                MotionEvent down = MotionEvents.sendDown(uiController, coordinates, new float[]{1f, 1f}).down;
-                uiController.loopMainThreadForAtLeast(duration_ms);
-                MotionEvents.sendUp(uiController, down, coordinates);
-            }
-        };
-    }
-
 }

src/androidTest/java/de/dennisguse/opentracks/chart/ChartPointTest.java

@@ -27,7 +27,7 @@ public class ChartPointTest {
         statistics.setTotalTime(Duration.ofSeconds(1000));
 
         // when
-        ChartPoint point = new ChartPoint(statistics, TrackStubUtils.createDefaultTrackPoint(), Speed.of(0), Altitude.EGM2008.of(0), false, UnitSystem.IMPERIAL);
+        ChartPoint point = new ChartPoint(statistics, TrackStubUtils.createDefaultTrackPoint(), Speed.of(0), false, UnitSystem.IMPERIAL);
 
         // then
         assertEquals(1000000, (long) point.getTimeOrDistance());
@@ -40,7 +40,7 @@ public class ChartPointTest {
         statistics.setTotalDistance(Distance.of(1000));
 
         // when
-        ChartPoint point = new ChartPoint(statistics, TrackStubUtils.createDefaultTrackPoint(), Speed.of(0), Altitude.EGM2008.of(0), true, UnitSystem.METRIC);
+        ChartPoint point = new ChartPoint(statistics, TrackStubUtils.createDefaultTrackPoint(), Speed.of(0), true, UnitSystem.METRIC);
 
         // then
         assertEquals(1, (long) point.getTimeOrDistance());
@@ -50,9 +50,11 @@ public class ChartPointTest {
     public void create_get_altitude_speed_and_pace() {
         // given
         TrackStatistics statistics = new TrackStatistics();
+        TrackPoint trackPoint = TrackStubUtils.createDefaultTrackPoint()
+                .setAltitude(Altitude.EGM2008.of(50));
 
         // when
-        ChartPoint point = new ChartPoint(statistics, TrackStubUtils.createDefaultTrackPoint(), Speed.of(10), Altitude.EGM2008.of(50), false, UnitSystem.METRIC);
+        ChartPoint point = new ChartPoint(statistics, trackPoint, Speed.of(10), false, UnitSystem.METRIC);
 
         // then
         assertEquals(50, point.getAltitude(), 0.01);
@@ -64,9 +66,10 @@ public class ChartPointTest {
     public void create_sensorNotAvailable() {
         // given
         TrackStatistics statistics = new TrackStatistics();
-
+        TrackPoint trackPoint = TrackStubUtils.createDefaultTrackPoint()
+                .setAltitude(Altitude.EGM2008.of(50));
         // when
-        ChartPoint point = new ChartPoint(statistics, TrackStubUtils.createDefaultTrackPoint(), Speed.of(10), Altitude.EGM2008.of(50), false, UnitSystem.METRIC);
+        ChartPoint point = new ChartPoint(statistics, trackPoint, Speed.of(10), false, UnitSystem.METRIC);
 
         // then
         assertNull(point.getHeartRate());
@@ -77,15 +80,16 @@ public class ChartPointTest {
     @Test
     public void create_sensorAvailable() {
         // given
-        TrackPoint trackPoint = TrackStubUtils.createDefaultTrackPoint();
-        trackPoint.setHeartRate(100f);
-        trackPoint.setCadence(101f);
-        trackPoint.setPower(102f);
+        TrackPoint trackPoint = TrackStubUtils.createDefaultTrackPoint()
+                .setAltitude(Altitude.EGM2008.of(50))
+                .setHeartRate(100f)
+                .setCadence(101f)
+                .setPower(102f);
 
         TrackStatistics statistics = new TrackStatistics();
 
         // when
-        ChartPoint point = new ChartPoint(statistics, trackPoint, Speed.of(10), Altitude.EGM2008.of(50), false, UnitSystem.METRIC);
+        ChartPoint point = new ChartPoint(statistics, trackPoint, Speed.of(10), false, UnitSystem.METRIC);
 
         // then
         assertEquals(100.0, point.getHeartRate(), 0.01);

src/androidTest/java/de/dennisguse/opentracks/chart/ChartValueSeriesTest.java

@@ -15,6 +15,10 @@
  */
 package de.dennisguse.opentracks.chart;
 
+import static org.junit.Assert.assertEquals;
+import static org.junit.Assert.assertFalse;
+import static org.junit.Assert.assertTrue;
+
 import androidx.annotation.NonNull;
 import androidx.test.core.app.ApplicationProvider;
 import androidx.test.ext.junit.runners.AndroidJUnit4;
@@ -25,10 +29,6 @@ import org.junit.runner.RunWith;
 
 import de.dennisguse.opentracks.R;
 
-import static org.junit.Assert.assertEquals;
-import static org.junit.Assert.assertFalse;
-import static org.junit.Assert.assertTrue;
-
 /**
  * Tests {@link ChartValueSeries}.
  *
@@ -47,6 +47,7 @@ public class ChartValueSeriesTest {
                 new int[]{1, 100, 1000},
                 R.string.description_altitude_metric,
                 R.string.description_altitude_imperial,
+                R.string.description_altitude_imperial,
                 R.color.chart_altitude_fill,
                 R.color.chart_altitude_border,
                 15,

src/androidTest/java/de/dennisguse/opentracks/data/ShareContentProviderTest.java

@@ -7,7 +7,6 @@ import android.util.Pair;
 
 import org.junit.Test;
 
-import java.util.HashSet;
 import java.util.Set;
 
 import de.dennisguse.opentracks.data.models.Track;
@@ -24,10 +23,7 @@ public class ShareContentProviderTest {
 
     @Test
     public void testCreateAndParseURI_valid() {
-        Set<Track.Id> trackIds = new HashSet<>();
-        trackIds.add(new Track.Id(1));
-        trackIds.add(new Track.Id(3));
-        trackIds.add(new Track.Id(5));
+        Set<Track.Id> trackIds = Set.of(new Track.Id(1), new Track.Id(3), new Track.Id(5));
 
         Pair<Uri, String> shareURIandMIME = ShareContentProvider.createURI(trackIds, "filename.suffix", TrackFileFormat.KML_WITH_TRACKDETAIL_AND_SENSORDATA);
 
@@ -36,9 +32,7 @@ public class ShareContentProviderTest {
 
     @Test
     public void testCreateURIescapeFilename() {
-        Set<Track.Id> trackIds = new HashSet<>();
-        trackIds.add(new Track.Id(1));
-        Pair<Uri, String> shareURIandMIME = ShareContentProvider.createURI(trackIds, "../../&1=1", TrackFileFormat.KML_WITH_TRACKDETAIL_AND_SENSORDATA);
+        Pair<Uri, String> shareURIandMIME = ShareContentProvider.createURI(Set.of(new Track.Id(1)), "../../&1=1", TrackFileFormat.KML_WITH_TRACKDETAIL_AND_SENSORDATA);
 
         assertEquals(Uri.parse("content://de.dennisguse.opentracks.debug.content/tracks/KML_WITH_TRACKDETAIL_AND_SENSORDATA/1/..%2F..%2F%261%3D1"), shareURIandMIME.first);
     }

src/androidTest/java/de/dennisguse/opentracks/data/TrackSelectionTest.java

@@ -7,6 +7,7 @@ import junit.framework.TestCase;
 import org.junit.Test;
 import org.junit.runner.RunWith;
 
+import java.time.Duration;
 import java.time.Instant;
 
 import de.dennisguse.opentracks.data.models.Track;
@@ -105,7 +106,7 @@ public class TrackSelectionTest extends TestCase {
         long oneDay = 24 * 60 * 60 * 1000;
         TrackSelection filterWrong1 = new TrackSelection().addDateRange(instant, null);
         TrackSelection filterWrong2 = new TrackSelection().addDateRange(null, instant);
-        TrackSelection filterOk = new TrackSelection().addDateRange(instant, instant.plusMillis(oneDay));
+        TrackSelection filterOk = new TrackSelection().addDateRange(instant, instant.plus(Duration.ofDays(1)));
 
         // when
         SelectionData selectionWrong1 = filterWrong1.buildSelection();

src/androidTest/java/de/dennisguse/opentracks/data/models/DistanceFormatterTest.java

@@ -12,6 +12,7 @@ import org.junit.runner.RunWith;
 
 import de.dennisguse.opentracks.settings.UnitSystem;
 
+//TODO Parametrized tests
 @RunWith(AndroidJUnit4.class)
 public class DistanceFormatterTest {
 
@@ -42,4 +43,17 @@ public class DistanceFormatterTest {
         // A small number in imperial
         assertEquals("328.08 ft", formatter.formatDistance(Distance.of(100)));
     }
+
+    @Test
+    public void testFormatDistance_nautical() {
+        DistanceFormatter formatter = DistanceFormatter.Builder()
+                .setDecimalCount(2)
+                .setUnit(UnitSystem.NAUTICAL_IMPERIAL)
+                .build(context);
+
+        // A large number in nautical
+        assertEquals("2.70 NM", formatter.formatDistance(Distance.of(5000)));
+        // A small number in nautical
+        assertEquals("328.08 ft", formatter.formatDistance(Distance.of(100)));
+    }
 }

src/androidTest/java/de/dennisguse/opentracks/data/models/SpeedFormatterTest.java

@@ -12,6 +12,7 @@ import org.junit.runner.RunWith;
 
 import de.dennisguse.opentracks.settings.UnitSystem;
 
+//TODO Use make parametrized tests?
 @RunWith(AndroidJUnit4.class)
 public class SpeedFormatterTest {
 
@@ -39,12 +40,22 @@ public class SpeedFormatterTest {
                 .setReportSpeedOrPace(false)
                 .build(context);
 
-//        assertEquals("TODO", formatter.getSpeedParts(Speed.of(3.34)).first);
-//        assertEquals("TODO", formatter.getSpeedParts(Speed.of(3.33)).first);
-
+        assertEquals("8:02", formatter.getSpeedParts(Speed.of(3.34)).first);
         assertEquals("min/mi", formatter.getSpeedParts(Speed.zero()).second);
     }
 
+    @Test
+    public void testGetSpeedParts_pace_nautical() {
+        SpeedFormatter formatter = SpeedFormatter.Builder()
+                .setDecimalCount(2)
+                .setUnit(UnitSystem.NAUTICAL_IMPERIAL)
+                .setReportSpeedOrPace(false)
+                .build(context);
+
+        assertEquals("9:14", formatter.getSpeedParts(Speed.of(3.34)).first);
+        assertEquals("min/NM", formatter.getSpeedParts(Speed.zero()).second);
+    }
+
     @Test
     public void testGetSpeedParts_speed_metric() {
         SpeedFormatter formatter = SpeedFormatter.Builder()
@@ -69,6 +80,18 @@ public class SpeedFormatterTest {
         assertEquals("mph", formatter.getSpeedParts(Speed.zero()).second);
     }
 
+    @Test
+    public void testGetSpeedParts_speed_nautical() {
+        SpeedFormatter formatter = SpeedFormatter.Builder()
+                .setDecimalCount(2)
+                .setUnit(UnitSystem.NAUTICAL_IMPERIAL)
+                .setReportSpeedOrPace(true)
+                .build(context);
+
+        assertEquals("6.5", formatter.getSpeedParts(Speed.of(3.34)).first);
+        assertEquals("kn", formatter.getSpeedParts(Speed.zero()).second);
+    }
+
     @Test
     public void testFormatSpeed() {
         SpeedFormatter formatter = SpeedFormatter.Builder()

src/androidTest/java/de/dennisguse/opentracks/io/file/exporter/KmlTrackExporterTest.java

@@ -28,14 +28,14 @@ public class KmlTrackExporterTest {
     @Test
     public void writeCloseSegment_only_write_sensordata_if_present() {
         String expected = "<when>1970-01-01T00:00:00Z</when>\n" +
-                "<gx:coord/>\n" +
+                "<coord/>\n" +
                 "<when>1970-01-01T01:00:00+01:00</when>\n" +
-                "<gx:coord/>\n" +
+                "<coord/>\n" +
                 "<ExtendedData>\n" +
                 "<SchemaData schemaUrl=\"#schema\">\n" +
                 "</SchemaData>\n" +
                 "</ExtendedData>\n" +
-                "</gx:Track>\n";
+                "</Track>\n";
 
         // given
         TrackPoint trackPoint = new TrackPoint(TrackPoint.Type.SEGMENT_START_MANUAL, Instant.ofEpochSecond(0));

src/androidTest/java/de/dennisguse/opentracks/io/file/importer/ExportImportTest.java

@@ -61,7 +61,8 @@ import de.dennisguse.opentracks.io.file.TrackFileFormat;
 import de.dennisguse.opentracks.io.file.exporter.TrackExporter;
 import de.dennisguse.opentracks.sensors.AltitudeSumManager;
 import de.dennisguse.opentracks.sensors.BluetoothRemoteSensorManager;
-import de.dennisguse.opentracks.sensors.sensorData.SensorDataCycling;
+import de.dennisguse.opentracks.sensors.sensorData.SensorDataCyclingCadence;
+import de.dennisguse.opentracks.sensors.sensorData.SensorDataCyclingDistanceSpeed;
 import de.dennisguse.opentracks.sensors.sensorData.SensorDataCyclingPower;
 import de.dennisguse.opentracks.sensors.sensorData.SensorDataHeartRate;
 import de.dennisguse.opentracks.sensors.sensorData.SensorDataSet;
@@ -155,26 +156,31 @@ public class ExportImportTest {
         mockAltitudeChange(trackPointCreator, 1);
         mockBLESensorData(trackPointCreator, 15f, sensorDistance, 66f, 3f, 50f);
 
-        trackPointCreator.setClock("2020-02-02T02:02:05Z");
+        trackPointCreator.setClock("2020-02-02T02:02:14Z");
+        mockBLESensorData(trackPointCreator, 15f, null, 66f, 3f, 50f);
+        trackPointCreator.setClock("2020-02-02T02:02:15Z");
+        mockBLESensorData(trackPointCreator, null, null, 66f, 3f, 50f);
+
+        trackPointCreator.setClock("2020-02-02T02:02:16Z");
         mockBLESensorData(trackPointCreator, 5f, Distance.of(2), 66f, 3f, 50f); // Distance will be added to next TrackPoint
 
-        sendLocation(trackPointCreator, "2020-02-02T02:02:05Z", 3, 14.001, 10, 13, 15, 10, 0);
+        sendLocation(trackPointCreator, "2020-02-02T02:02:17Z", 3, 14.001, 10, 13, 15, 10, 0);
         service.insertMarker("Marker 2", "Marker 2 category", "Marker 2 desc", null);
 
-        trackPointCreator.setClock("2020-02-02T02:02:06Z");
+        trackPointCreator.setClock("2020-02-02T02:02:18Z");
         trackPointCreator.setRemoteSensorManager(new BluetoothRemoteSensorManager(context, null, trackPointCreator));
-        service.pauseCurrentTrack();
+        service.endCurrentTrack();
 
-        trackPointCreator.setClock("2020-02-02T02:02:20Z");
-        service.resumeCurrentTrack();
+        trackPointCreator.setClock("2020-02-02T02:03:20Z");
+        service.resumeTrack(trackId);
 
-        sendLocation(trackPointCreator, "2020-02-02T02:02:21Z", 3, 14.002, 10, 13, 15, 10, 0);
+        sendLocation(trackPointCreator, "2020-02-02T02:03:21Z", 3, 14.002, 10, 13, 15, 10, 0);
 
-        sendLocation(trackPointCreator, "2020-02-02T02:02:22Z", 3, 16, 10, 13, 15, 10, 0);
+        sendLocation(trackPointCreator, "2020-02-02T02:03:22Z", 3, 16, 10, 13, 15, 10, 0);
 
-        sendLocation(trackPointCreator, "2020-02-02T02:02:23Z", 3, 16.001, 10, 27, 15, 10, 0);
+        sendLocation(trackPointCreator, "2020-02-02T02:03:23Z", 3, 16.001, 10, 27, 15, 10, 0);
 
-        trackPointCreator.setClock("2020-02-02T02:02:24Z");
+        trackPointCreator.setClock("2020-02-02T02:03:24Z");
         trackPointCreator.setRemoteSensorManager(new BluetoothRemoteSensorManager(context, null, trackPointCreator));
         service.endCurrentTrack();
 
@@ -187,7 +193,7 @@ public class ExportImportTest {
         track = contentProviderUtils.getTrack(trackId);
         trackPoints = TestDataUtil.getTrackPoints(contentProviderUtils, trackId);
         markers = contentProviderUtils.getMarkers(trackId);
-        assertEquals(10, trackPoints.size());
+        assertEquals(12, trackPoints.size());
         assertEquals(2, markers.size());
     }
 
@@ -231,29 +237,29 @@ public class ExportImportTest {
         // Time
         assertEquals(track.getZoneOffset(), importedTrack.getZoneOffset());
         assertEquals(Instant.parse("2020-02-02T02:02:02Z"), importedTrackStatistics.getStartTime());
-        assertEquals(Instant.parse("2020-02-02T02:02:24Z"), importedTrackStatistics.getStopTime());
+        assertEquals(Instant.parse("2020-02-02T02:03:24Z"), importedTrackStatistics.getStopTime());
 
         TrackStatistics originalTrackStatistics = track.getTrackStatistics();
 
         assertEquals(originalTrackStatistics.getTotalTime(), importedTrackStatistics.getTotalTime());
-        assertEquals(Duration.ofSeconds(7), importedTrackStatistics.getTotalTime());
+        assertEquals(Duration.ofSeconds(19), importedTrackStatistics.getTotalTime());
 
         assertEquals(originalTrackStatistics.getMovingTime(), importedTrackStatistics.getMovingTime());
         assertEquals(Duration.ofSeconds(3), importedTrackStatistics.getMovingTime());
 
         // Distance
         assertEquals(originalTrackStatistics.getTotalDistance(), importedTrackStatistics.getTotalDistance());
-        assertEquals(123.16, importedTrackStatistics.getTotalDistance().toM(), 0.01);
+        assertEquals(125.16, importedTrackStatistics.getTotalDistance().toM(), 0.01);
 
         // Speed
         assertEquals(originalTrackStatistics.getMaxSpeed(), importedTrackStatistics.getMaxSpeed());
-        assertEquals(41.05, importedTrackStatistics.getMaxSpeed().toMPS(), 0.01);
+        assertEquals(41.72, importedTrackStatistics.getMaxSpeed().toMPS(), 0.01);
 
         assertEquals(originalTrackStatistics.getAverageSpeed(), importedTrackStatistics.getAverageSpeed());
-        assertEquals(17.59, importedTrackStatistics.getAverageSpeed().toMPS(), 0.01);
+        assertEquals(6.58, importedTrackStatistics.getAverageSpeed().toMPS(), 0.01);
 
         assertEquals(originalTrackStatistics.getAverageMovingSpeed(), importedTrackStatistics.getAverageMovingSpeed());
-        assertEquals(41.05, importedTrackStatistics.getMaxSpeed().toMPS(), 0.01);
+        assertEquals(41.72, importedTrackStatistics.getMaxSpeed().toMPS(), 0.01);
 
         // Altitude
         assertEquals(originalTrackStatistics.getMinAltitude(), importedTrackStatistics.getMinAltitude(), 0.01);
@@ -345,19 +351,19 @@ public class ExportImportTest {
                         .setAltitudeLoss(1f)
                         .setAltitudeGain(1f)
                         .setHorizontalAccuracy(Distance.of(10)),
-                new TrackPoint(TrackPoint.Type.TRACKPOINT, Instant.parse("2020-02-02T02:02:05Z"))
+                new TrackPoint(TrackPoint.Type.TRACKPOINT, Instant.parse("2020-02-02T02:02:17Z"))
                         .setLatitude(3)
                         .setLongitude(14.001)
                         .setAltitude(10)
                         .setSpeed(Speed.of(5))
                         .setAltitudeLoss(1f)
                         .setAltitudeGain(1f)
-                        .setSensorDistance(Distance.of(12))
+                        .setSensorDistance(Distance.of(14))
                         .setHeartRate(66f)
                         .setPower(50f)
                         .setCadence(3f)
                         .setHorizontalAccuracy(Distance.of(10)),
-                new TrackPoint(TrackPoint.Type.SEGMENT_START_AUTOMATIC, Instant.parse("2020-02-02T02:02:21Z"))
+                new TrackPoint(TrackPoint.Type.SEGMENT_START_AUTOMATIC, Instant.parse("2020-02-02T02:03:21Z"))
                         .setLatitude(3)
                         .setLongitude(14.002)
                         .setAltitude(10)
@@ -365,7 +371,7 @@ public class ExportImportTest {
                         .setAltitudeGain(0f)
                         .setSpeed(Speed.of(15))
                         .setHorizontalAccuracy(Distance.of(10)),
-                new TrackPoint(TrackPoint.Type.SEGMENT_START_AUTOMATIC, Instant.parse("2020-02-02T02:02:22Z"))
+                new TrackPoint(TrackPoint.Type.SEGMENT_START_AUTOMATIC, Instant.parse("2020-02-02T02:03:22Z"))
                         .setLatitude(3)
                         .setLongitude(16)
                         .setAltitude(10)
@@ -373,7 +379,7 @@ public class ExportImportTest {
                         .setAltitudeGain(0f)
                         .setSpeed(Speed.of(15))
                         .setHorizontalAccuracy(Distance.of(10)),
-                new TrackPoint(TrackPoint.Type.TRACKPOINT, Instant.parse("2020-02-02T02:02:23Z"))
+                new TrackPoint(TrackPoint.Type.TRACKPOINT, Instant.parse("2020-02-02T02:03:23Z"))
                         .setLatitude(3)
                         .setLongitude(16.001)
                         .setAltitude(10)
@@ -390,18 +396,18 @@ public class ExportImportTest {
         // Time
         assertEquals(track.getZoneOffset(), importedTrack.getZoneOffset());
         assertEquals(Instant.parse("2020-02-02T02:02:03Z"), importedTrackStatistics.getStartTime());
-        assertEquals(Instant.parse("2020-02-02T02:02:23Z"), importedTrackStatistics.getStopTime());
+        assertEquals(Instant.parse("2020-02-02T02:03:23Z"), importedTrackStatistics.getStopTime());
 
-        assertEquals(Duration.ofSeconds(3), importedTrackStatistics.getTotalTime());
-        assertEquals(Duration.ofSeconds(3), importedTrackStatistics.getMovingTime());
+        assertEquals(Duration.ofSeconds(15), importedTrackStatistics.getTotalTime());
+        assertEquals(Duration.ofSeconds(15), importedTrackStatistics.getMovingTime());
 
         // Distance
-        assertEquals(123.16, importedTrackStatistics.getTotalDistance().toM(), 0.01);
+        assertEquals(125.16, importedTrackStatistics.getTotalDistance().toM(), 0.01);
 
         // Speed
-        assertEquals(41.05, importedTrackStatistics.getMaxSpeed().toMPS(), 0.01);
-        assertEquals(41.05, importedTrackStatistics.getAverageSpeed().toMPS(), 0.01);
-        assertEquals(41.05, importedTrackStatistics.getAverageMovingSpeed().toMPS(), 0.01);
+        assertEquals(8.34, importedTrackStatistics.getMaxSpeed().toMPS(), 0.01);
+        assertEquals(8.34, importedTrackStatistics.getAverageSpeed().toMPS(), 0.01);
+        assertEquals(8.34, importedTrackStatistics.getAverageMovingSpeed().toMPS(), 0.01);
 
         // Altitude
         assertEquals(10, importedTrackStatistics.getMinAltitude(), 0.01);
@@ -458,7 +464,7 @@ public class ExportImportTest {
         contentProviderUtils.deleteTrack(context, trackId);
 
         // then
-        InputStream expected = InstrumentationRegistry.getInstrumentation().getContext().getResources().openRawResource(de.dennisguse.opentracks.debug.test.R.raw.csv_export);
+        InputStream expected = InstrumentationRegistry.getInstrumentation().getContext().getResources().openRawResource(de.dennisguse.opentracks.test.R.raw.csv_export);
         String expectedText = new BufferedReader(new InputStreamReader(expected, StandardCharsets.UTF_8))
                 .lines()
                 .collect(Collectors.joining("\n"));
@@ -499,16 +505,16 @@ public class ExportImportTest {
                 sensorDataSet.set(new SensorDataCyclingPower("power", "power", Power.of(power)));
                 sensorDataSet.set(new SensorDataHeartRate("heartRate", "heartRate", HeartRate.of(heartRate)));
 
-                SensorDataCycling.CyclingCadence cyclingCadence = Mockito.mock(SensorDataCycling.CyclingCadence.class);
+                SensorDataCyclingCadence cyclingCadence = Mockito.mock(SensorDataCyclingCadence.class);
                 Mockito.when(cyclingCadence.hasValue()).thenReturn(true);
                 Mockito.when(cyclingCadence.getValue()).thenReturn(Cadence.of(cadence));
                 sensorDataSet.set(cyclingCadence);
 
                 if (distance != null && speed != null) {
-                    SensorDataCycling.DistanceSpeed.Data distanceSpeedData = Mockito.mock(SensorDataCycling.DistanceSpeed.Data.class);
+                    SensorDataCyclingDistanceSpeed.Data distanceSpeedData = Mockito.mock(SensorDataCyclingDistanceSpeed.Data.class);
                     Mockito.when(distanceSpeedData.getDistanceOverall()).thenReturn(distance);
                     Mockito.when(distanceSpeedData.getSpeed()).thenReturn(Speed.of(speed));
-                    SensorDataCycling.DistanceSpeed distanceSpeed = Mockito.mock(SensorDataCycling.DistanceSpeed.class);
+                    SensorDataCyclingDistanceSpeed distanceSpeed = Mockito.mock(SensorDataCyclingDistanceSpeed.class);
                     Mockito.when(distanceSpeed.hasValue()).thenReturn(true);
                     Mockito.when(distanceSpeed.getValue()).thenReturn(distanceSpeedData);
                     sensorDataSet.set(distanceSpeed);

src/androidTest/java/de/dennisguse/opentracks/io/file/importer/GPXTrackImporterTest.java

@@ -15,11 +15,16 @@ import org.junit.Test;
 import org.junit.runner.RunWith;
 import org.junit.runners.JUnit4;
 
+import java.io.BufferedReader;
+import java.io.ByteArrayOutputStream;
 import java.io.IOException;
 import java.io.InputStream;
+import java.io.InputStreamReader;
+import java.nio.charset.StandardCharsets;
 import java.time.Duration;
 import java.time.Instant;
 import java.util.List;
+import java.util.stream.Collectors;
 
 import de.dennisguse.opentracks.content.data.TestDataUtil;
 import de.dennisguse.opentracks.data.ContentProviderUtils;
@@ -27,13 +32,15 @@ import de.dennisguse.opentracks.data.models.Distance;
 import de.dennisguse.opentracks.data.models.Speed;
 import de.dennisguse.opentracks.data.models.Track;
 import de.dennisguse.opentracks.data.models.TrackPoint;
+import de.dennisguse.opentracks.io.file.TrackFileFormat;
+import de.dennisguse.opentracks.io.file.exporter.TrackExporter;
 import de.dennisguse.opentracks.stats.TrackStatistics;
 
 /**
  * Test that legacy KML/GPX formats can still be imported.
  */
 @RunWith(JUnit4.class)
-public class GPXImportTest {
+public class GPXTrackImporterTest {
 
     private final Context context = ApplicationProvider.getApplicationContext();
     private final ContentProviderUtils contentProviderUtils = new ContentProviderUtils(context);
@@ -62,7 +69,7 @@ public class GPXImportTest {
     public void gpx_with_pause_resume() throws IOException {
         // given
         XMLImporter importer = new XMLImporter(new GpxTrackImporter(context, trackImporter));
-        InputStream inputStream = InstrumentationRegistry.getInstrumentation().getContext().getResources().openRawResource(de.dennisguse.opentracks.debug.test.R.raw.legacy_gpx_pause_resume);
+        InputStream inputStream = InstrumentationRegistry.getInstrumentation().getContext().getResources().openRawResource(de.dennisguse.opentracks.test.R.raw.legacy_gpx_pause_resume);
 
         // when
         // 1. import
@@ -116,7 +123,7 @@ public class GPXImportTest {
     public void gpx_without_speed() throws IOException {
         // given
         XMLImporter importer = new XMLImporter(new GpxTrackImporter(context, trackImporter));
-        InputStream inputStream = InstrumentationRegistry.getInstrumentation().getContext().getResources().openRawResource(de.dennisguse.opentracks.debug.test.R.raw.gpx11_without_speed);
+        InputStream inputStream = InstrumentationRegistry.getInstrumentation().getContext().getResources().openRawResource(de.dennisguse.opentracks.test.R.raw.gpx11_without_speed);
 
         // when
         // 1. import
@@ -164,7 +171,7 @@ public class GPXImportTest {
     public void gpx_speed_no_namespace() throws IOException {
         // given
         XMLImporter importer = new XMLImporter(new GpxTrackImporter(context, trackImporter));
-        InputStream inputStream = InstrumentationRegistry.getInstrumentation().getContext().getResources().openRawResource(de.dennisguse.opentracks.debug.test.R.raw.gpx11_with_speed_no_namespace);
+        InputStream inputStream = InstrumentationRegistry.getInstrumentation().getContext().getResources().openRawResource(de.dennisguse.opentracks.test.R.raw.gpx11_with_speed_no_namespace);
 
         // when
         // 1. import
@@ -181,7 +188,7 @@ public class GPXImportTest {
 
         // 3. trackstatistics
         TrackStatistics trackStatistics = importedTrack.getTrackStatistics();
-        assertEquals(4, trackStatistics.getMaxSpeed().toMPS(), 0.01);
+        assertEquals(4.0, trackStatistics.getMaxSpeed().toMPS(), 0.01);
         assertEquals(Duration.ofSeconds(101), trackStatistics.getMovingTime());
 
         // 4. trackpoints
@@ -208,4 +215,31 @@ public class GPXImportTest {
                         .setSpeed(Speed.of(3))
         ), importedTrackPoints);
     }
+
+    @LargeTest
+    @Test
+    public void importExportTest_timezone() throws IOException {
+        // given
+        XMLImporter importer = new XMLImporter(new GpxTrackImporter(context, trackImporter));
+        InputStream inputStream = InstrumentationRegistry.getInstrumentation().getContext().getResources().openRawResource(de.dennisguse.opentracks.test.R.raw.gpx_timezone);
+        InputStream inputStreamExpected = InstrumentationRegistry.getInstrumentation().getContext().getResources().openRawResource(de.dennisguse.opentracks.test.R.raw.gpx_timezone);
+
+        ByteArrayOutputStream outputStream = new ByteArrayOutputStream();
+
+        // when
+        // 1. import
+        importTrackId = importer.importFile(inputStream).get(0);
+        Track importedTrack = contentProviderUtils.getTrack(importTrackId);
+
+        TrackExporter trackExporter = TrackFileFormat.GPX.createTrackExporter(context);
+        trackExporter.writeTrack(importedTrack, outputStream);
+
+        // then
+        String expected = new BufferedReader(
+                new InputStreamReader(inputStreamExpected, StandardCharsets.UTF_8))
+                .lines()
+                .collect(Collectors.joining("\n")) + "\n";
+
+        assertEquals(expected, outputStream.toString()); //TODO inputStream.readAllBytes() ?
+    }
 }

src/androidTest/java/de/dennisguse/opentracks/io/file/importer/KMLTrackImporterTest.java

@@ -31,7 +31,7 @@ import de.dennisguse.opentracks.data.models.TrackPoint;
  * Test that legacy KML/GPX formats can still be imported.
  */
 @RunWith(JUnit4.class)
-public class KMLImportTest {
+public class KMLTrackImporterTest {
 
     private final Context context = ApplicationProvider.getApplicationContext();
     private final ContentProviderUtils contentProviderUtils = new ContentProviderUtils(context);
@@ -60,7 +60,7 @@ public class KMLImportTest {
     public void kml22_order_location_and_when() throws IOException {
         // given
         XMLImporter importer = new XMLImporter(new KmlTrackImporter(context, trackImporter));
-        InputStream inputStream = InstrumentationRegistry.getInstrumentation().getContext().getResources().openRawResource(de.dennisguse.opentracks.debug.test.R.raw.kml22_order_location_and_when);
+        InputStream inputStream = InstrumentationRegistry.getInstrumentation().getContext().getResources().openRawResource(de.dennisguse.opentracks.test.R.raw.kml22_order_location_and_when);
 
         // when
         // 1. import
@@ -109,7 +109,7 @@ public class KMLImportTest {
     public void kml22_time_decreases() throws IOException {
         // given
         XMLImporter importer = new XMLImporter(new KmlTrackImporter(context, trackImporter));
-        InputStream inputStream = InstrumentationRegistry.getInstrumentation().getContext().getResources().openRawResource(de.dennisguse.opentracks.debug.test.R.raw.kml22_time_decreases);
+        InputStream inputStream = InstrumentationRegistry.getInstrumentation().getContext().getResources().openRawResource(de.dennisguse.opentracks.test.R.raw.kml22_time_decreases);
 
         // when
         // 1. import
@@ -149,7 +149,7 @@ public class KMLImportTest {
     public void kml22_with_statistics_marker() throws IOException {
         // given
         XMLImporter importer = new XMLImporter(new KmlTrackImporter(context, trackImporter));
-        InputStream inputStream = InstrumentationRegistry.getInstrumentation().getContext().getResources().openRawResource(de.dennisguse.opentracks.debug.test.R.raw.legacy_kml22_statistics_marker);
+        InputStream inputStream = InstrumentationRegistry.getInstrumentation().getContext().getResources().openRawResource(de.dennisguse.opentracks.test.R.raw.legacy_kml22_statistics_marker);
 
         // when
         // 1. import
@@ -223,7 +223,7 @@ public class KMLImportTest {
     public void kml_without_locations() throws IOException {
         // given
         XMLImporter importer = new XMLImporter(new KmlTrackImporter(context, trackImporter));
-        InputStream inputStream = InstrumentationRegistry.getInstrumentation().getContext().getResources().openRawResource(de.dennisguse.opentracks.debug.test.R.raw.kml22_without_locations);
+        InputStream inputStream = InstrumentationRegistry.getInstrumentation().getContext().getResources().openRawResource(de.dennisguse.opentracks.test.R.raw.kml22_without_locations);
 
         // when
         importTrackId = importer.importFile(inputStream).get(0);
@@ -234,7 +234,7 @@ public class KMLImportTest {
     public void kml_when_locations_different() throws IOException {
         // given
         XMLImporter importer = new XMLImporter(new KmlTrackImporter(context, trackImporter));
-        InputStream inputStream = InstrumentationRegistry.getInstrumentation().getContext().getResources().openRawResource(de.dennisguse.opentracks.debug.test.R.raw.kml22_when_locations_different);
+        InputStream inputStream = InstrumentationRegistry.getInstrumentation().getContext().getResources().openRawResource(de.dennisguse.opentracks.test.R.raw.kml22_when_locations_different);
 
         // when
         importTrackId = importer.importFile(inputStream).get(0);

src/androidTest/java/de/dennisguse/opentracks/sensors/BluetoothUtilsTest.java

@@ -10,7 +10,8 @@ import org.junit.Test;
 import de.dennisguse.opentracks.data.models.Cadence;
 import de.dennisguse.opentracks.data.models.Distance;
 import de.dennisguse.opentracks.data.models.Speed;
-import de.dennisguse.opentracks.sensors.sensorData.SensorDataCycling;
+import de.dennisguse.opentracks.sensors.sensorData.SensorDataCyclingCadenceAndDistanceSpeed;
+import de.dennisguse.opentracks.sensors.sensorData.SensorDataCyclingPower;
 import de.dennisguse.opentracks.sensors.sensorData.SensorDataRunning;
 
 public class BluetoothUtilsTest {
@@ -18,7 +19,7 @@ public class BluetoothUtilsTest {
     @Test
     public void parseHeartRate_uint8() {
         // given
-        BluetoothGattCharacteristic characteristic = new BluetoothGattCharacteristic(BluetoothUtils.HEART_RATE_SERVICE_UUID, 0, 0);
+        BluetoothGattCharacteristic characteristic = new BluetoothGattCharacteristic(BluetoothUtils.HEARTRATE.getServiceUUID(), 0, 0);
         characteristic.setValue(new byte[]{0x02, 0x3C});
 
         // when
@@ -31,7 +32,7 @@ public class BluetoothUtilsTest {
     @Test
     public void parseHeartRate_uint16() {
         // given
-        BluetoothGattCharacteristic characteristic = new BluetoothGattCharacteristic(BluetoothUtils.HEART_RATE_SERVICE_UUID, 0, 0);
+        BluetoothGattCharacteristic characteristic = new BluetoothGattCharacteristic(BluetoothUtils.HEARTRATE.getServiceUUID(), 0, 0);
         characteristic.setValue(new byte[]{0x01, 0x01, 0x01});
 
         // when
@@ -43,11 +44,11 @@ public class BluetoothUtilsTest {
 
     @Test
     public void parseCyclingSpeedCadence_crankOnly() {
-        BluetoothGattCharacteristic characteristic = new BluetoothGattCharacteristic(BluetoothUtils.CYCLING_SPEED_CADENCE_SERVICE_UUID, 0, 0);
+        BluetoothGattCharacteristic characteristic = new BluetoothGattCharacteristic(BluetoothUtils.CYCLING_SPEED_CADENCE.getServiceUUID(), 0, 0);
         characteristic.setValue(new byte[]{0x02, (byte) 0xC8, 0x00, 0x00, 0x00, 0x06, (byte) 0x99});
 
         // when
-        SensorDataCycling.CadenceAndSpeed sensor = BluetoothUtils.parseCyclingCrankAndWheel("address", "sensorName", characteristic);
+        SensorDataCyclingCadenceAndDistanceSpeed sensor = BluetoothUtils.parseCyclingCrankAndWheel("address", "sensorName", characteristic);
 
         // then
         assertNull(sensor.getDistanceSpeed());
@@ -56,11 +57,11 @@ public class BluetoothUtilsTest {
 
     @Test
     public void parseCyclingSpeedCadence_wheelOnly() {
-        BluetoothGattCharacteristic characteristic = new BluetoothGattCharacteristic(BluetoothUtils.CYCLING_SPEED_CADENCE_SERVICE_UUID, 0, 0);
+        BluetoothGattCharacteristic characteristic = new BluetoothGattCharacteristic(BluetoothUtils.CYCLING_SPEED_CADENCE.getServiceUUID(), 0, 0);
         characteristic.setValue(new byte[]{0x01, (byte) 0xFF, (byte) 0xFF, 0, 1, 0x45, (byte) 0x99});
 
         // when
-        SensorDataCycling.CadenceAndSpeed sensor = BluetoothUtils.parseCyclingCrankAndWheel("address", "sensorName", characteristic);
+        SensorDataCyclingCadenceAndDistanceSpeed sensor = BluetoothUtils.parseCyclingCrankAndWheel("address", "sensorName", characteristic);
 
         // then
         assertEquals(65535 + 16777216, sensor.getDistanceSpeed().getWheelRevolutionsCount());
@@ -69,11 +70,11 @@ public class BluetoothUtilsTest {
 
     @Test
     public void parseCyclingSpeedCadence_crankWheel() {
-        BluetoothGattCharacteristic characteristic = new BluetoothGattCharacteristic(BluetoothUtils.CYCLING_SPEED_CADENCE_SERVICE_UUID, 0, 0);
+        BluetoothGattCharacteristic characteristic = new BluetoothGattCharacteristic(BluetoothUtils.CYCLING_SPEED_CADENCE.getServiceUUID(), 0, 0);
         characteristic.setValue(new byte[]{0x03, (byte) 0xC8, 0x00, 0x00, 0x01, 0x06, (byte) 0x99, (byte) 0xE1, 0x00, 0x45, (byte) 0x99});
 
         // when
-        SensorDataCycling.CadenceAndSpeed sensor = BluetoothUtils.parseCyclingCrankAndWheel("address", "sensorName", characteristic);
+        SensorDataCyclingCadenceAndDistanceSpeed sensor = BluetoothUtils.parseCyclingCrankAndWheel("address", "sensorName", characteristic);
 
         // then
         assertEquals(200 + 16777216, sensor.getDistanceSpeed().getWheelRevolutionsCount());
@@ -82,19 +83,34 @@ public class BluetoothUtilsTest {
 
     @Test
     public void parseCyclingPower_power() {
-        BluetoothGattCharacteristic characteristic = new BluetoothGattCharacteristic(BluetoothUtils.CYCLING_POWER_MEASUREMENT_CHAR_UUID, 0, 0);
+        BluetoothGattCharacteristic characteristic = new BluetoothGattCharacteristic(BluetoothUtils.CYCLING_POWER.getServiceUUID(), 0, 0);
         characteristic.setValue(new byte[]{0, 0, 40, 0});
 
         // when
-        int power_w = BluetoothUtils.parseCyclingPower(characteristic);
+        SensorDataCyclingPower.Data powerCadence = BluetoothUtils.parseCyclingPower("", "", characteristic);
 
         // then
-        assertEquals(40, power_w);
+        assertEquals(40, powerCadence.getPower().getValue().getW(), 0.01);
+    }
+
+    @Test
+    public void parseCyclingPower_power_with_cadence() {
+        BluetoothGattCharacteristic characteristic = new BluetoothGattCharacteristic(BluetoothUtils.CYCLING_POWER.getServiceUUID(), 0, 0);
+        characteristic.setValue(new byte[]{0x2C, 0x00, 0x00, 0x00, (byte) 0x9F, 0x00, 0x0C, 0x00, (byte) 0xE5, 0x42});
+
+        // when
+        SensorDataCyclingPower.Data powerCadence = BluetoothUtils.parseCyclingPower("", "", characteristic);
+
+        // then
+        assertEquals(0, powerCadence.getPower().getValue().getW(), 0.01);
+
+        assertEquals(12, powerCadence.getCadence().getCrankRevolutionsCount());
+        assertEquals(17125, powerCadence.getCadence().getCrankRevolutionsTime());
     }
 
     @Test
     public void parseRunningSpeedAndCadence_with_distance() {
-        BluetoothGattCharacteristic characteristic = new BluetoothGattCharacteristic(BluetoothUtils.RUNNING_RUNNING_SPEED_CADENCE_CHAR_UUID, 0, 0);
+        BluetoothGattCharacteristic characteristic = new BluetoothGattCharacteristic(BluetoothUtils.RUNNING_SPEED_CADENCE.getServiceUUID(), 0, 0);
         characteristic.setValue(new byte[]{2, 0, 5, 80, (byte) 0xFF, (byte) 0xFF, 0, 1});
 
         // when

src/androidTest/java/de/dennisguse/opentracks/sensors/sensorData/SensorDataCyclingTest.java

@@ -21,8 +21,8 @@ public class SensorDataCyclingTest {
     @Test
     public void compute_cadence_1() {
         // given
-        SensorDataCycling.CyclingCadence previous = new SensorDataCycling.CyclingCadence("sensorAddress", "sensorName", 1, 1024); // 1s
-        SensorDataCycling.CyclingCadence current = new SensorDataCycling.CyclingCadence("sensorAddress", "sensorName", 2, 2048); // 2s
+        SensorDataCyclingCadence previous = new SensorDataCyclingCadence("sensorAddress", "sensorName", 1, 1024); // 1s
+        SensorDataCyclingCadence current = new SensorDataCyclingCadence("sensorAddress", "sensorName", 2, 2048); // 2s
 
         // when
         current.compute(previous);
@@ -34,8 +34,8 @@ public class SensorDataCyclingTest {
     @Test
     public void compute_cadence_2() {
         // given
-        SensorDataCycling.CyclingCadence previous = new SensorDataCycling.CyclingCadence("sensorAddress", "sensorName", 1, 6184);
-        SensorDataCycling.CyclingCadence current = new SensorDataCycling.CyclingCadence("sensorAddress", "sensorName", 2, 8016);
+        SensorDataCyclingCadence previous = new SensorDataCyclingCadence("sensorAddress", "sensorName", 1, 6184);
+        SensorDataCyclingCadence current = new SensorDataCyclingCadence("sensorAddress", "sensorName", 2, 8016);
 
         // when
         current.compute(previous);
@@ -47,8 +47,8 @@ public class SensorDataCyclingTest {
     @Test
     public void compute_cadence_sameCount() {
         // given
-        SensorDataCycling.CyclingCadence previous = new SensorDataCycling.CyclingCadence("sensorAddress", "sensorName", 1, 1024);
-        SensorDataCycling.CyclingCadence current = new SensorDataCycling.CyclingCadence("sensorAddress", "sensorName", 1, 2048);
+        SensorDataCyclingCadence previous = new SensorDataCyclingCadence("sensorAddress", "sensorName", 1, 1024);
+        SensorDataCyclingCadence current = new SensorDataCyclingCadence("sensorAddress", "sensorName", 1, 2048);
 
         // when
         current.compute(previous);
@@ -61,8 +61,8 @@ public class SensorDataCyclingTest {
     @Test
     public void compute_cadence_sameTime() {
         // given
-        SensorDataCycling.CyclingCadence previous = new SensorDataCycling.CyclingCadence("sensorAddress", "sensorName", 1, 1024);
-        SensorDataCycling.CyclingCadence current = new SensorDataCycling.CyclingCadence("sensorAddress", "sensorName", 2, 1024);
+        SensorDataCyclingCadence previous = new SensorDataCyclingCadence("sensorAddress", "sensorName", 1, 1024);
+        SensorDataCyclingCadence current = new SensorDataCyclingCadence("sensorAddress", "sensorName", 2, 1024);
 
         // when
         current.compute(previous);
@@ -74,8 +74,8 @@ public class SensorDataCyclingTest {
     @Test
     public void compute_cadence_rollOverTime() {
         // given
-        SensorDataCycling.CyclingCadence previous = new SensorDataCycling.CyclingCadence("sensorAddress", "sensorName", 1, UintUtils.UINT16_MAX - 1024);
-        SensorDataCycling.CyclingCadence current = new SensorDataCycling.CyclingCadence("sensorAddress", "sensorName", 2, 0);
+        SensorDataCyclingCadence previous = new SensorDataCyclingCadence("sensorAddress", "sensorName", 1, UintUtils.UINT16_MAX - 1024);
+        SensorDataCyclingCadence current = new SensorDataCyclingCadence("sensorAddress", "sensorName", 2, 0);
 
         // when
         current.compute(previous);
@@ -89,8 +89,8 @@ public class SensorDataCyclingTest {
     @Deprecated
     public void compute_cadence_rollOverCount() {
         // given
-        SensorDataCycling.CyclingCadence previous = new SensorDataCycling.CyclingCadence("sensorAddress", "sensorName", UintUtils.UINT32_MAX - 1, 1024);
-        SensorDataCycling.CyclingCadence current = new SensorDataCycling.CyclingCadence("sensorAddress", "sensorName", 0, 2048);
+        SensorDataCyclingCadence previous = new SensorDataCyclingCadence("sensorAddress", "sensorName", UintUtils.UINT32_MAX - 1, 1024);
+        SensorDataCyclingCadence current = new SensorDataCyclingCadence("sensorAddress", "sensorName", 0, 2048);
 
         // when
         current.compute(previous);
@@ -102,8 +102,8 @@ public class SensorDataCyclingTest {
     @Test
     public void compute_cadence_overflow() {
         // given
-        SensorDataCycling.CyclingCadence previous = new SensorDataCycling.CyclingCadence("sensorAddress", "sensorName", UintUtils.UINT32_MAX - 1, 1024);
-        SensorDataCycling.CyclingCadence current = new SensorDataCycling.CyclingCadence("sensorAddress", "sensorName", 0, 2048);
+        SensorDataCyclingCadence previous = new SensorDataCyclingCadence("sensorAddress", "sensorName", UintUtils.UINT32_MAX - 1, 1024);
+        SensorDataCyclingCadence current = new SensorDataCyclingCadence("sensorAddress", "sensorName", 0, 2048);
 
         // when
         current.compute(previous);
@@ -115,8 +115,8 @@ public class SensorDataCyclingTest {
     @Test
     public void compute_speed() {
         // given
-        SensorDataCycling.DistanceSpeed previous = new SensorDataCycling.DistanceSpeed("sensorAddress", "sensorName", 1, 6184);
-        SensorDataCycling.DistanceSpeed current = new SensorDataCycling.DistanceSpeed("sensorAddress", "sensorName", 2, 8016);
+        SensorDataCyclingDistanceSpeed previous = new SensorDataCyclingDistanceSpeed("sensorAddress", "sensorName", 1, 6184);
+        SensorDataCyclingDistanceSpeed current = new SensorDataCyclingDistanceSpeed("sensorAddress", "sensorName", 2, 8016);
 
         // when
         current.compute(previous, Distance.ofMM(2150));
@@ -131,8 +131,8 @@ public class SensorDataCyclingTest {
     @Deprecated
     public void compute_speed_rollOverCount() {
         // given
-        SensorDataCycling.DistanceSpeed previous = new SensorDataCycling.DistanceSpeed("sensorAddress", "sensorName", UintUtils.UINT32_MAX - 1, 1024);
-        SensorDataCycling.DistanceSpeed current = new SensorDataCycling.DistanceSpeed("sensorAddress", "sensorName", 0, 2048);
+        SensorDataCyclingDistanceSpeed previous = new SensorDataCyclingDistanceSpeed("sensorAddress", "sensorName", UintUtils.UINT32_MAX - 1, 1024);
+        SensorDataCyclingDistanceSpeed current = new SensorDataCyclingDistanceSpeed("sensorAddress", "sensorName", 0, 2048);
 
         // when
         current.compute(previous, Distance.ofMM(2000));
@@ -145,8 +145,8 @@ public class SensorDataCyclingTest {
     @Test
     public void compute_speed_overflow() {
         // given
-        SensorDataCycling.DistanceSpeed previous = new SensorDataCycling.DistanceSpeed("sensorAddress", "sensorName", UintUtils.UINT32_MAX - 1, 1024);
-        SensorDataCycling.DistanceSpeed current = new SensorDataCycling.DistanceSpeed("sensorAddress", "sensorName", 0, 2048);
+        SensorDataCyclingDistanceSpeed previous = new SensorDataCyclingDistanceSpeed("sensorAddress", "sensorName", UintUtils.UINT32_MAX - 1, 1024);
+        SensorDataCyclingDistanceSpeed current = new SensorDataCyclingDistanceSpeed("sensorAddress", "sensorName", 0, 2048);
 
         // when
         current.compute(previous, Distance.ofMM(2000));
@@ -158,8 +158,8 @@ public class SensorDataCyclingTest {
     @Test
     public void equals_speed_with_no_data() {
         // given
-        SensorDataCycling.DistanceSpeed previous = new SensorDataCycling.DistanceSpeed("sensorAddress");
-        SensorDataCycling.DistanceSpeed current = new SensorDataCycling.DistanceSpeed("sensorAddress", "sensorName", 0, 2048);
+        SensorDataCyclingDistanceSpeed previous = new SensorDataCyclingDistanceSpeed("sensorAddress");
+        SensorDataCyclingDistanceSpeed current = new SensorDataCyclingDistanceSpeed("sensorAddress", "sensorName", 0, 2048);
 
         // when
         previous.toString();
@@ -172,8 +172,8 @@ public class SensorDataCyclingTest {
     @Test
     public void equals_cadence_with_no_data() {
         // given
-        SensorDataCycling.CyclingCadence previous = new SensorDataCycling.CyclingCadence("sensorAddress");
-        SensorDataCycling.CyclingCadence current = new SensorDataCycling.CyclingCadence("sensorAddress", "sensorName", 0, 2048);
+        SensorDataCyclingCadence previous = new SensorDataCyclingCadence("sensorAddress");
+        SensorDataCyclingCadence current = new SensorDataCyclingCadence("sensorAddress", "sensorName", 0, 2048);
 
         // when
         previous.toString();

src/androidTest/java/de/dennisguse/opentracks/services/TrackRecordingServiceTestRecording.java

@@ -31,12 +31,14 @@ import de.dennisguse.opentracks.R;
 import de.dennisguse.opentracks.content.data.TestDataUtil;
 import de.dennisguse.opentracks.data.ContentProviderUtils;
 import de.dennisguse.opentracks.data.models.Distance;
+import de.dennisguse.opentracks.data.models.HeartRate;
 import de.dennisguse.opentracks.data.models.Speed;
 import de.dennisguse.opentracks.data.models.Track;
 import de.dennisguse.opentracks.data.models.TrackPoint;
 import de.dennisguse.opentracks.io.file.importer.TrackPointAssert;
 import de.dennisguse.opentracks.sensors.AltitudeSumManager;
 import de.dennisguse.opentracks.sensors.BluetoothRemoteSensorManager;
+import de.dennisguse.opentracks.sensors.sensorData.SensorDataHeartRate;
 import de.dennisguse.opentracks.sensors.sensorData.SensorDataRunning;
 import de.dennisguse.opentracks.services.handlers.TrackPointCreator;
 import de.dennisguse.opentracks.settings.PreferencesUtils;
@@ -159,7 +161,7 @@ public class TrackRecordingServiceTestRecording {
         // when
         String pauseTime = "2020-02-02T02:02:03Z";
         trackPointCreator.setClock(pauseTime);
-        service.pauseCurrentTrack();
+        service.endCurrentTrack();
 
         // then
         assertEquals(new TrackStatistics(startTime, pauseTime, 0, 1, 0, 0, 0f, 0f)
@@ -205,7 +207,7 @@ public class TrackRecordingServiceTestRecording {
 
         String pauseTime = "2020-02-02T02:02:03Z";
         trackPointCreator.setClock(pauseTime);
-        service.pauseCurrentTrack();
+        service.endCurrentTrack();
 
         // when
         trackPointCreator.setClock("2020-02-02T02:02:04Z");
@@ -257,6 +259,47 @@ public class TrackRecordingServiceTestRecording {
         ), TestDataUtil.getTrackPoints(contentProviderUtils, trackId));
     }
 
+    @MediumTest
+    @Test
+    public void testRecording_blesensor_only_no_distance() {
+        // given
+        String startTime = "2020-02-02T02:02:02Z";
+        TrackPointCreator trackPointCreator = service.getTrackPointCreator();
+
+        trackPointCreator.setClock(startTime);
+        Track.Id trackId = service.startNewTrack();
+        trackPointCreator.stopGPS();
+        trackPointCreator.setAltitudeSumManager(altitudeSumManager);
+        BluetoothRemoteSensorManager remoteSensorManager = trackPointCreator.getRemoteSensorManager();
+
+        // when
+        String sensor1 = "2020-02-02T02:02:03Z";
+        trackPointCreator.setClock(sensor1);
+        remoteSensorManager.onChanged(new SensorDataHeartRate("", "", HeartRate.of(5))); //Should be ignored
+
+        String sensor3 = "2020-02-02T02:02:13Z";
+        trackPointCreator.setClock(sensor3);
+        remoteSensorManager.onChanged(new SensorDataHeartRate("", "", HeartRate.of(7)));
+
+        String stopTime = "2020-02-02T02:02:15Z";
+        trackPointCreator.setClock(stopTime);
+        service.endCurrentTrack();
+
+        // then
+        new TrackPointAssert().assertEquals(List.of(
+                new TrackPoint(TrackPoint.Type.SEGMENT_START_MANUAL, Instant.parse(startTime)),
+                new TrackPoint(TrackPoint.Type.SENSORPOINT, Instant.parse(sensor3))
+                        .setAltitudeGain(0f)
+                        .setAltitudeLoss(0f)
+                        .setHeartRate(HeartRate.of(7)),
+                new TrackPoint(TrackPoint.Type.SEGMENT_END_MANUAL, Instant.parse(stopTime))
+                        .setAltitudeGain(0f)
+                        .setAltitudeLoss(0f)
+                        .setHeartRate(HeartRate.of(7))
+        ), TestDataUtil.getTrackPoints(contentProviderUtils, trackId));
+    }
+
+
     @MediumTest
     @Test
     public void testRecording_gpsOnly_recordingDistance_above() {

src/androidTest/java/de/dennisguse/opentracks/services/TrackRecordingServiceTestStateMachine.java

@@ -143,7 +143,7 @@ public class TrackRecordingServiceTestStateMachine {
 
     @MediumTest
     @Test
-    public void recording_startPauseStopResume_no_data() throws InterruptedException {
+    public void recording_startStopResume_no_data() throws InterruptedException {
         // given
         assertFalse(service.isRecording());
 
@@ -153,31 +153,19 @@ public class TrackRecordingServiceTestStateMachine {
 
         // then
         assertTrue(service.isRecording());
-        assertEquals(new RecordingStatus(trackId, false), service.getRecordingStatusObservable().getValue());
+        assertEquals(new RecordingStatus(trackId), service.getRecordingStatusObservable().getValue());
         assertNotEquals(TrackRecordingService.NOT_RECORDING, service.getRecordingDataObservable().getValue());
         assertEquals(GpsStatusValue.GPS_ENABLED, service.getGpsStatusObservable().getValue());
 
+        service.endCurrentTrack();
 
         // when
-        service.pauseCurrentTrack();
+        service.resumeTrack(trackId);
         Thread.sleep(1000);
 
         // then
         assertTrue(service.isRecording());
-        assertTrue(service.isPaused());
-        assertEquals(new RecordingStatus(trackId, true), service.getRecordingStatusObservable().getValue());
-        assertNotEquals(TrackRecordingService.NOT_RECORDING, service.getRecordingDataObservable().getValue());
-        assertEquals(GpsStatusValue.GPS_NONE, service.getGpsStatusObservable().getValue()); //TODO The GPS is kept in pause, right? Might be a bug.
-
-
-        // when
-        service.resumeCurrentTrack();
-        Thread.sleep(1000);
-
-        // then
-        assertTrue(service.isRecording());
-        assertFalse(service.isPaused());
-        assertEquals(new RecordingStatus(trackId, false), service.getRecordingStatusObservable().getValue());
+        assertEquals(new RecordingStatus(trackId), service.getRecordingStatusObservable().getValue());
         assertNotEquals(TrackRecordingService.NOT_RECORDING, service.getRecordingDataObservable().getValue());
         assertEquals(GpsStatusValue.GPS_ENABLED, service.getGpsStatusObservable().getValue());
 
@@ -188,7 +176,6 @@ public class TrackRecordingServiceTestStateMachine {
 
         // then
         assertFalse(service.isRecording());
-        assertFalse(service.isPaused());
         assertEquals(TrackRecordingService.STATUS_DEFAULT, service.getRecordingStatusObservable().getValue());
         assertEquals(TrackRecordingService.NOT_RECORDING, service.getRecordingDataObservable().getValue());
         assertEquals(GpsStatusValue.GPS_NONE, service.getGpsStatusObservable().getValue());
@@ -200,8 +187,7 @@ public class TrackRecordingServiceTestStateMachine {
 
         // then
         assertTrue(service.isRecording());
-        assertFalse(service.isPaused());
-        assertEquals(new RecordingStatus(trackId, false), service.getRecordingStatusObservable().getValue());
+        assertEquals(new RecordingStatus(trackId), service.getRecordingStatusObservable().getValue());
         Thread.sleep(1000); //TODO Figure out why we need to wait here until the update is happening
         assertNotEquals(TrackRecordingService.NOT_RECORDING, service.getRecordingDataObservable().getValue());
         assertEquals(GpsStatusValue.GPS_ENABLED, service.getGpsStatusObservable().getValue());
@@ -209,29 +195,31 @@ public class TrackRecordingServiceTestStateMachine {
 
     @MediumTest
     @Test
-    public void invalidStateChanges() throws InterruptedException {
+    public void cannotResume_non_existing_track() throws InterruptedException {
         // given
         assertFalse(service.isRecording());
-
-        // when
-        service.pauseCurrentTrack();
-        Thread.sleep(2000);
-
-        // then
         assertEquals(TrackRecordingService.STATUS_DEFAULT, service.getRecordingStatusObservable().getValue());
         assertEquals(TrackRecordingService.NOT_RECORDING, service.getRecordingDataObservable().getValue());
         assertEquals(GpsStatusValue.GPS_NONE, service.getGpsStatusObservable().getValue());
 
-
         // when
-        service.resumeCurrentTrack();
-        Thread.sleep(1000);
+        service.resumeTrack(new Track.Id(-1));
 
         // then
+        assertFalse(service.isRecording());
         assertEquals(TrackRecordingService.STATUS_DEFAULT, service.getRecordingStatusObservable().getValue());
         assertEquals(TrackRecordingService.NOT_RECORDING, service.getRecordingDataObservable().getValue());
         assertEquals(GpsStatusValue.GPS_NONE, service.getGpsStatusObservable().getValue());
+    }
 
+    @MediumTest
+    @Test
+    public void cannotEnd_without_starting() throws InterruptedException {
+        // given
+        assertFalse(service.isRecording());
+        assertEquals(TrackRecordingService.STATUS_DEFAULT, service.getRecordingStatusObservable().getValue());
+        assertEquals(TrackRecordingService.NOT_RECORDING, service.getRecordingDataObservable().getValue());
+        assertEquals(GpsStatusValue.GPS_NONE, service.getGpsStatusObservable().getValue());
 
         // when
         service.endCurrentTrack();
@@ -257,8 +245,7 @@ public class TrackRecordingServiceTestStateMachine {
 
         // then
         assertTrue(service.isRecording());
-        assertFalse(service.isPaused());
-        assertEquals(new RecordingStatus(trackId, false), service.getRecordingStatusObservable().getValue());
+        assertEquals(new RecordingStatus(trackId), service.getRecordingStatusObservable().getValue());
         Thread.sleep(1000); //TODO Figure out why we need to wait here until the update is happening
         assertNotEquals(TrackRecordingService.NOT_RECORDING, service.getRecordingDataObservable().getValue());
         assertEquals(GpsStatusValue.GPS_ENABLED, service.getGpsStatusObservable().getValue());

src/androidTest/java/de/dennisguse/opentracks/services/announcement/VoiceAnnouncementUtilsTest.java

@@ -42,7 +42,13 @@ public class VoiceAnnouncementUtilsTest {
     @Before
     public void setUp() {
         contentProviderUtils = new ContentProviderUtils(context);
-        PreferencesUtils.setVoiceAnnounceHeartRate(false);
+
+        PreferencesUtils.setVoiceAnnounceLapHeartRate(false);
+        PreferencesUtils.setVoiceAnnounceAverageHeartRate(false);
+        PreferencesUtils.setVoiceAnnounceTotalDistance(true);
+        PreferencesUtils.setVoiceAnnounceMovingTime(true);
+        PreferencesUtils.setVoiceAnnounceAverageSpeedPace(true);
+        PreferencesUtils.setVoiceAnnounceLapSpeedPace(true);
     }
 
     @Test
@@ -58,7 +64,55 @@ public class VoiceAnnouncementUtilsTest {
         String announcement = VoiceAnnouncementUtils.getAnnouncement(context, stats, UnitSystem.METRIC, true, null, null).toString();
 
         // then
-        assertEquals("Total distance 20.00 kilometers. 1 hour 5 minutes 10 seconds. Speed 18.4 kilometers per hour.", announcement);
+        assertEquals("Total distance 20.00 kilometers. 1 hour 5 minutes 10 seconds. Average moving speed 18.4 kilometers per hour.", announcement);
+    }
+
+    @Test
+    public void getAnnouncement_metric_speed_rounding_check() {
+        TrackStatistics stats = new TrackStatistics();
+        stats.setTotalDistance(Distance.of(20000));
+        stats.setTotalTime(Duration.ofHours(1).plusMinutes(5).plusSeconds(10));
+        stats.setMovingTime(Duration.ofHours(1).plusSeconds(1));
+        stats.setMaxSpeed(Speed.of(100));
+        stats.setTotalAltitudeGain(6000f);
+
+        // when
+        String announcement = VoiceAnnouncementUtils.getAnnouncement(context, stats, UnitSystem.METRIC, true, null, null).toString();
+
+        // then
+        assertEquals("Total distance 20.00 kilometers. 1 hour 1 second. Average moving speed 20.0 kilometers per hour.", announcement);
+    }
+
+    @Test
+    public void getAnnouncement_metric_distance_rounding_check() {
+        TrackStatistics stats = new TrackStatistics();
+        stats.setTotalDistance(Distance.of(19999));
+        stats.setTotalTime(Duration.ofHours(1).plusMinutes(5).plusSeconds(10));
+        stats.setMovingTime(Duration.ofHours(1));
+        stats.setMaxSpeed(Speed.of(100));
+        stats.setTotalAltitudeGain(6000f);
+
+        // when
+        String announcement = VoiceAnnouncementUtils.getAnnouncement(context, stats, UnitSystem.METRIC, true, null, null).toString();
+
+        // then
+        assertEquals("Total distance 20.00 kilometers. 1 hour. Average moving speed 20.0 kilometers per hour.", announcement);
+    }
+
+    @Test
+    public void getAnnouncement_metric_distance_rounding_check_two() {
+        TrackStatistics stats = new TrackStatistics();
+        stats.setTotalDistance(Distance.of(19990));
+        stats.setTotalTime(Duration.ofHours(1).plusMinutes(5).plusSeconds(10));
+        stats.setMovingTime(Duration.ofHours(1));
+        stats.setMaxSpeed(Speed.of(100));
+        stats.setTotalAltitudeGain(6000f);
+
+        // when
+        String announcement = VoiceAnnouncementUtils.getAnnouncement(context, stats, UnitSystem.METRIC, true, null, null).toString();
+
+        // then
+        assertEquals("Total distance 19.99 kilometers. 1 hour. Average moving speed 20.0 kilometers per hour.", announcement);
     }
 
     @Test
@@ -80,7 +134,7 @@ public class VoiceAnnouncementUtilsTest {
         String announcement = VoiceAnnouncementUtils.getAnnouncement(context, stats, UnitSystem.METRIC, true, lastInterval, null).toString();
 
         // then
-        assertEquals("Total distance 14.21 kilometers. 16 minutes 39 seconds. Speed 51.2 kilometers per hour. Lap speed 51.2 kilometers per hour.", announcement);
+        assertEquals("Total distance 14.21 kilometers. 16 minutes 39 seconds. Average moving speed 51.2 kilometers per hour. Lap speed 51.2 kilometers per hour.", announcement);
     }
 
     @Test
@@ -134,7 +188,7 @@ public class VoiceAnnouncementUtilsTest {
         String announcement = VoiceAnnouncementUtils.getAnnouncement(context, stats, UnitSystem.IMPERIAL, true, null, null).toString();
 
         // then
-        assertEquals("Total distance 12.43 miles. 1 hour 5 minutes 10 seconds. Speed 11.4 miles per hour.", announcement);
+        assertEquals("Total distance 12.43 miles. 1 hour 5 minutes 10 seconds. Average moving speed 11.4 miles per hour.", announcement);
     }
 
     @Test
@@ -156,7 +210,7 @@ public class VoiceAnnouncementUtilsTest {
         String announcement = VoiceAnnouncementUtils.getAnnouncement(context, stats, UnitSystem.IMPERIAL, true, lastInterval, null).toString();
 
         // then
-        assertEquals("Total distance 8.83 miles. 16 minutes 39 seconds. Speed 31.8 miles per hour. Lap speed 31.8 miles per hour.", announcement);
+        assertEquals("Total distance 8.83 miles. 16 minutes 39 seconds. Average moving speed 31.8 miles per hour. Lap speed 31.8 miles per hour.", announcement);
     }
 
     @Test
@@ -199,7 +253,8 @@ public class VoiceAnnouncementUtilsTest {
 
     @Test
     public void getAnnouncement_heart_rate_and_sensor_statistics() {
-        PreferencesUtils.setVoiceAnnounceHeartRate(true);
+        PreferencesUtils.setVoiceAnnounceAverageHeartRate(true);
+        PreferencesUtils.setVoiceAnnounceLapHeartRate(true);
 
         int numberOfPoints = 1000;
         Pair<Track.Id, TrackStatistics> trackWithStats = TestDataUtil.buildTrackWithTrackPoints(contentProviderUtils, numberOfPoints);
@@ -219,6 +274,36 @@ public class VoiceAnnouncementUtilsTest {
         String announcement = VoiceAnnouncementUtils.getAnnouncement(context, stats, UnitSystem.METRIC, true, lastInterval, sensorStatistics).toString();
 
         // then
-        assertEquals("Total distance 14.21 kilometers. 16 minutes 39 seconds. Speed 51.2 kilometers per hour. Lap speed 51.2 kilometers per hour. Average heart rate 180 bpm. Current heart rate 133 bpm.", announcement);
+        assertEquals("Total distance 14.21 kilometers. 16 minutes 39 seconds. Average moving speed 51.2 kilometers per hour. Lap speed 51.2 kilometers per hour. Average heart rate 180 bpm. Current heart rate 133 bpm.", announcement);
+    }
+
+    @Test
+    public void getAnnouncement_only_lap_heart_rate() {
+        PreferencesUtils.setVoiceAnnounceLapHeartRate(true);
+        PreferencesUtils.setVoiceAnnounceAverageHeartRate(false);
+        PreferencesUtils.setVoiceAnnounceTotalDistance(false);
+        PreferencesUtils.setVoiceAnnounceMovingTime(false);
+        PreferencesUtils.setVoiceAnnounceAverageSpeedPace(false);
+        PreferencesUtils.setVoiceAnnounceLapSpeedPace(false);
+
+        int numberOfPoints = 1000;
+        Pair<Track.Id, TrackStatistics> trackWithStats = TestDataUtil.buildTrackWithTrackPoints(contentProviderUtils, numberOfPoints);
+        Track.Id trackId = trackWithStats.first;
+        TrackStatistics stats = trackWithStats.second;
+        IntervalStatistics.Interval lastInterval;
+        try (TrackPointIterator trackPointIterator = contentProviderUtils.getTrackPointLocationIterator(trackId, null)) {
+            assertEquals(trackPointIterator.getCount(), numberOfPoints);
+            IntervalStatistics intervalStatistics = new IntervalStatistics(Distance.of(1000));
+            intervalStatistics.addTrackPoints(trackPointIterator);
+            lastInterval = intervalStatistics.getIntervalList().get(intervalStatistics.getIntervalList().size() - 1);
+        }
+
+        SensorStatistics sensorStatistics = new SensorStatistics(HeartRate.of(180f), HeartRate.of(180f), null, null, null);
+
+        // when
+        String announcement = VoiceAnnouncementUtils.getAnnouncement(context, stats, UnitSystem.METRIC, true, lastInterval, sensorStatistics).toString();
+
+        // then
+        assertEquals(" Current heart rate 133 bpm.", announcement);
     }
 }

src/androidTest/java/de/dennisguse/opentracks/share/DescriptionGeneratorTest.java

@@ -99,7 +99,7 @@ public class DescriptionGeneratorTest {
                         + "Min elevation: -500 m (-1640 ft)<br>"
                         + "Elevation gain: 6000 m (19685 ft)<br>"
                         + "Elevation loss: 6000 m (19685 ft)<br>"
-                        + "Recorded: " + StringUtils.formatDateTime(OffsetDateTime.ofInstant(START_TIME, ZoneId.systemDefault())) + "<br>";
+                        + "Recorded: " + StringUtils.formatDateTimeWithOffset(OffsetDateTime.ofInstant(START_TIME, ZoneId.systemDefault())) + "<br>";
 
         assertEquals(expected, descriptionGenerator.generateTrackDescription(track, true));
     }
@@ -135,7 +135,7 @@ public class DescriptionGeneratorTest {
                         + "Fastest pace: 0:10 min/km (0:16 min/mi)<br>"
                         + "Elevation gain: 6000 m (19685 ft)<br>"
                         + "Elevation loss: 6000 m (19685 ft)<br>"
-                        + "Recorded: " + StringUtils.formatDateTime(OffsetDateTime.ofInstant(START_TIME, ZoneId.systemDefault())) + "<br>";
+                        + "Recorded: " + StringUtils.formatDateTimeWithOffset(OffsetDateTime.ofInstant(START_TIME, ZoneId.systemDefault())) + "<br>";
 
         assertEquals(expected, descriptionGenerator.generateTrackDescription(track, true));
     }

src/androidTest/java/de/dennisguse/opentracks/stats/TrackStatisticsUpdaterTest.java

@@ -11,6 +11,7 @@ import org.junit.runner.RunWith;
 
 import java.time.Duration;
 import java.time.Instant;
+import java.util.List;
 
 import de.dennisguse.opentracks.content.data.TestDataUtil;
 import de.dennisguse.opentracks.data.models.Altitude;
@@ -86,7 +87,7 @@ public class TrackStatisticsUpdaterTest {
         assertEquals(Duration.ofSeconds(9), statistics.getMovingTime());
 
         assertEquals(2.5, statistics.getMinAltitude(), 0.01);
-        assertEquals(28.75, statistics.getMaxAltitude(), 0.01);
+        assertEquals(32.5, statistics.getMaxAltitude(), 0.01);
         assertEquals(36, statistics.getTotalAltitudeGain(), 0.01);
         assertEquals(36, statistics.getTotalAltitudeLoss(), 0.01);
 
@@ -245,6 +246,70 @@ public class TrackStatisticsUpdaterTest {
     public void addTrackPoint_speed_from_GPS_moving_and_sensor_speed() {
     }
 
+    @Test
+    public void addTrackPoint_maxSpeed_ignore_above_acceleration() {
+        TrackStatisticsUpdater subject = new TrackStatisticsUpdater();
+        assertEquals(Speed.of(0f), subject.getTrackStatistics().getMaxSpeed());
+
+        subject.addTrackPoint(new TrackPoint(TrackPoint.Type.SEGMENT_START_MANUAL, Instant.ofEpochSecond(0)));
+        assertEquals(Speed.of(0f), subject.getTrackStatistics().getMaxSpeed());
+
+        // Ignore as we set max speed if two consecutive trackpoints were considered moving
+        subject.addTrackPoint(new TrackPoint(0, 0, Altitude.WGS84.of(0), Instant.ofEpochSecond(1))
+                .setSpeed(Speed.of(1f)));
+        assertEquals(Speed.of(0f), subject.getTrackStatistics().getMaxSpeed());
+
+        // Update max speed
+        subject.addTrackPoint(new TrackPoint(0, 0, Altitude.WGS84.of(0), Instant.ofEpochSecond(2))
+                .setSpeed(Speed.of(1f)));
+        assertEquals(Speed.of(1f), subject.getTrackStatistics().getMaxSpeed());
+
+        // Update max speed
+        subject.addTrackPoint(new TrackPoint(0, 0, Altitude.WGS84.of(0), Instant.ofEpochSecond(12))
+                .setSpeed(Speed.of(50f)));
+        assertEquals(Speed.of(50f), subject.getTrackStatistics().getMaxSpeed());
+
+        // Ignore; we were getting slower
+        subject.addTrackPoint(new TrackPoint(0, 0, Altitude.WGS84.of(0), Instant.ofEpochSecond(13))
+                .setSpeed(Speed.of(5f)));
+        assertEquals(Speed.of(50f), subject.getTrackStatistics().getMaxSpeed());
+
+        // Ignore acceleration above 2g
+        subject.addTrackPoint(new TrackPoint(0, 0, Altitude.WGS84.of(0), Instant.ofEpochSecond(14))
+                .setSpeed(Speed.of(500f)));
+        assertEquals(Speed.of(50f), subject.getTrackStatistics().getMaxSpeed());
+
+    }
+
+    @Test
+    public void addTrackPoint_maxSpeed_multiple_segments() {
+        TrackStatisticsUpdater subject = new TrackStatisticsUpdater();
+        assertEquals(Speed.of(0f), subject.getTrackStatistics().getMaxSpeed());
+
+        subject.addTrackPoints(List.of(
+                new TrackPoint(TrackPoint.Type.SEGMENT_START_MANUAL, Instant.ofEpochSecond(0)),
+                new TrackPoint(0, 0, Altitude.WGS84.of(0), Instant.ofEpochSecond(1))
+                        .setSpeed(Speed.of(2f)),
+                new TrackPoint(0, 0, Altitude.WGS84.of(0), Instant.ofEpochSecond(2))
+                        .setSpeed(Speed.of(2f)),
+                new TrackPoint(TrackPoint.Type.SEGMENT_END_MANUAL, Instant.ofEpochSecond(4))
+        ));
+        assertEquals(Speed.of(2f), subject.getTrackStatistics().getMaxSpeed());
+
+        // when
+        subject.addTrackPoints(List.of(
+                new TrackPoint(TrackPoint.Type.SEGMENT_START_MANUAL, Instant.ofEpochSecond(5)),
+                new TrackPoint(0, 0, Altitude.WGS84.of(0), Instant.ofEpochSecond(6))
+                        .setSpeed(Speed.of(1f)),
+                new TrackPoint(0, 0, Altitude.WGS84.of(0), Instant.ofEpochSecond(7))
+                        .setSpeed(Speed.of(1f)),
+                new TrackPoint(TrackPoint.Type.SEGMENT_END_MANUAL, Instant.ofEpochSecond(8))
+        ));
+
+        // then
+        assertEquals(Speed.of(2f), subject.getTrackStatistics().getMaxSpeed());
+    }
+
     @Test
     public void copy_constructor() {
         // given

src/androidTest/java/de/dennisguse/opentracks/ui/customRecordingLayout/EspressoCustomLayoutTest.java

@@ -3,10 +3,10 @@ package de.dennisguse.opentracks.ui.customRecordingLayout;
 
 import static androidx.test.espresso.Espresso.onView;
 import static androidx.test.espresso.action.ViewActions.click;
+import static androidx.test.espresso.action.ViewActions.longClick;
 import static androidx.test.espresso.matcher.ViewMatchers.assertThat;
 import static androidx.test.espresso.matcher.ViewMatchers.withId;
 import static org.hamcrest.CoreMatchers.is;
-import static de.dennisguse.opentracks.util.EspressoUtils.veryLongTouch;
 
 import android.view.View;
 
@@ -51,7 +51,7 @@ public class EspressoCustomLayoutTest {
 
         // stop recording
         ViewInteraction trackControllerStopButton = onView(withId(R.id.track_recording_fab_action));
-        trackControllerStopButton.perform(veryLongTouch(1600));
+        trackControllerStopButton.perform(longClick());
     }
 
     private static class RecyclerViewItemCountAssertion implements ViewAssertion {

src/androidTest/java/de/dennisguse/opentracks/ui/intervals/IntervalStatisticsTest.java

@@ -21,7 +21,6 @@ import de.dennisguse.opentracks.data.TrackPointIterator;
 import de.dennisguse.opentracks.data.models.Distance;
 import de.dennisguse.opentracks.data.models.Track;
 import de.dennisguse.opentracks.data.models.TrackPoint;
-import de.dennisguse.opentracks.data.models.UnitConversions;
 import de.dennisguse.opentracks.stats.TrackStatistics;
 import de.dennisguse.opentracks.stats.TrackStatisticsUpdater;
 
@@ -180,7 +179,7 @@ public class IntervalStatisticsTest {
 
         // then
         assertEquals(trackStatistics.getTotalDistance().toM(), totalDistance.toM(), 0.01);
-        assertEquals(trackStatistics.getTotalTime().toMillis(), totalTime * UnitConversions.S_TO_MS, 1);
+        assertEquals(trackStatistics.getTotalTime().toSeconds(), totalTime, 0.01);
         assertEquals(intervalList.size(), (int) Math.ceil(trackStatistics.getTotalDistance().toM() / distanceInterval));
         if (totalGain != null) {
             assertEquals(totalGain, numberOfPoints * TestDataUtil.ALTITUDE_GAIN, 0.1);

src/androidTest/java/de/dennisguse/opentracks/util/EGM2008UtilsTest.java

@@ -142,7 +142,7 @@ public class EGM2008UtilsTest {
     }
 
     @Test
-    public void data_Berlin() throws IOException {
+    public void data_Berlin_Germany_() throws IOException {
         // given
         TrackPoint trackPoint = new TrackPoint(TrackPoint.Type.TRACKPOINT, Instant.ofEpochMilli(0));
         trackPoint.setLatitude(52.530644);
@@ -157,7 +157,7 @@ public class EGM2008UtilsTest {
     }
 
     @Test
-    public void data_Berlin_Caching() throws IOException {
+    public void data_Berlin_Germany_Caching() throws IOException {
         // given
         TrackPoint trackPoint1 = new TrackPoint(TrackPoint.Type.TRACKPOINT, Instant.ofEpochMilli(0));
         trackPoint1.setLatitude(52.530644);
@@ -176,6 +176,22 @@ public class EGM2008UtilsTest {
         assertNotEquals(altitude_egm2008.correctAltitude(trackPoint1.getLocation()), altitude_egm2008.correctAltitude(trackPoint2.getLocation()), 0.0001);
     }
 
+    @Test
+    public void data_Seattle_USA() throws IOException {
+        // given
+        TrackPoint trackPoint = new TrackPoint(TrackPoint.Type.TRACKPOINT, Instant.ofEpochMilli(0));
+
+        trackPoint.setLatitude(47.63153);
+        trackPoint.setLongitude(-122.30938);
+        trackPoint.setAltitude(0);
+
+        // when
+        EGM2008Utils.EGM2008Correction altitude_egm2008 = EGM2008Utils.createCorrection(context, trackPoint.getLocation());
+
+        // then
+        assertEquals(22.99, altitude_egm2008.correctAltitude(trackPoint.getLocation()), MAX_BILINEAR_ERROR);
+    }
+
     @Test
     public void data_MaxUndulation() throws IOException {
         // given
@@ -191,6 +207,7 @@ public class EGM2008UtilsTest {
         assertEquals(-85.824, altitude_egm2008.correctAltitude(trackPoint.getLocation()), MAX_BILINEAR_ERROR);
     }
 
+
     @Test
     public void getIndices() {
         TrackPoint trackPoint = new TrackPoint(TrackPoint.Type.TRACKPOINT, Instant.ofEpochMilli(0));
@@ -208,7 +225,7 @@ public class EGM2008UtilsTest {
 
         trackPoint.setLatitude(-90);
         trackPoint.setLongitude(-180);
-        assertEquals(new EGM2008Utils.Indices(2160, 0), EGM2008Utils.getIndices(trackPoint.getLocation()));
+        assertEquals(new EGM2008Utils.Indices(2160, 2160), EGM2008Utils.getIndices(trackPoint.getLocation()));
     }
 
     @Test

src/androidTest/java/de/dennisguse/opentracks/util/EspressoUtils.java

@@ -1,21 +1,14 @@
 package de.dennisguse.opentracks.util;
 
 import static androidx.test.espresso.matcher.ViewMatchers.isDisplayed;
-import static androidx.test.espresso.matcher.ViewMatchers.isRoot;
-import static androidx.test.espresso.matcher.ViewMatchers.withId;
-import static androidx.test.espresso.util.TreeIterables.breadthFirstViewTraversal;
 
-import android.view.MotionEvent;
 import android.view.View;
 import android.view.ViewGroup;
 import android.view.ViewParent;
 import android.widget.ListView;
 
-import androidx.test.espresso.PerformException;
 import androidx.test.espresso.UiController;
 import androidx.test.espresso.ViewAction;
-import androidx.test.espresso.action.MotionEvents;
-import androidx.test.espresso.util.HumanReadables;
 
 import com.google.android.material.tabs.TabLayout;
 
@@ -23,8 +16,6 @@ import org.hamcrest.Description;
 import org.hamcrest.Matcher;
 import org.hamcrest.TypeSafeMatcher;
 
-import java.util.concurrent.TimeoutException;
-
 public class EspressoUtils {
 
     public static Matcher<View> childAtPosition(
@@ -80,76 +71,6 @@ public class EspressoUtils {
         };
     }
 
-    public static ViewAction veryLongTouch(final int duration_ms) {
-        return new ViewAction() {
-            @Override
-            public String getDescription() {
-                return "Perform long touch.";
-            }
-
-            @Override
-            public Matcher<View> getConstraints() {
-                return isDisplayed();
-            }
-
-            @Override
-            public void perform(UiController uiController, final View view) {
-                // Get view absolute position
-                int[] location = new int[2];
-                view.getLocationOnScreen(location);
-
-                // Offset coordinates by view position
-                float[] coordinates = new float[]{location[0] + 1, location[1] + 1};
-
-                // Send down event, pause, and send up
-                MotionEvent down = MotionEvents.sendDown(uiController, coordinates, new float[]{1f, 1f}).down;
-                uiController.loopMainThreadForAtLeast(duration_ms);
-                MotionEvents.sendUp(uiController, down, coordinates);
-            }
-        };
-    }
-
-    public static ViewAction waitId(final int viewId, final long millis) {
-        return new ViewAction() {
-            @Override
-            public Matcher<View> getConstraints() {
-                return isRoot();
-            }
-
-            @Override
-            public String getDescription() {
-                return "wait for a specific view with id <" + viewId + "> during " + millis + " millis.";
-            }
-
-            @Override
-            public void perform(final UiController uiController, final View view) {
-                uiController.loopMainThreadUntilIdle();
-                final long startTime = System.currentTimeMillis();
-                final long endTime = startTime + millis;
-                final Matcher<View> viewMatcher = withId(viewId);
-
-                do {
-                    for (View child : breadthFirstViewTraversal(view)) {
-                        // found view with required ID
-                        if (viewMatcher.matches(child)) {
-                            return;
-                        }
-                    }
-
-                    uiController.loopMainThreadForAtLeast(50);
-                }
-                while (System.currentTimeMillis() < endTime);
-
-                // timeout happens
-                throw new PerformException.Builder()
-                        .withActionDescription(this.getDescription())
-                        .withViewDescription(HumanReadables.describe(view))
-                        .withCause(new TimeoutException())
-                        .build();
-            }
-        };
-    }
-
     public static ViewAction selectTabAtIndex(final int index) {
         return new ViewAction() {
             @Override

src/androidTest/java/de/dennisguse/opentracks/util/ExportUtilsTest.java

@@ -1,63 +0,0 @@
-package de.dennisguse.opentracks.util;
-
-import junit.framework.TestCase;
-
-import org.junit.Test;
-import org.junit.runner.RunWith;
-import org.junit.runners.JUnit4;
-
-import java.util.ArrayList;
-import java.util.List;
-import java.util.UUID;
-
-@RunWith(JUnit4.class)
-public class ExportUtilsTest extends TestCase {
-
-    @Test
-    public void testIsExportFileExists_exists() {
-        // given
-        UUID uuid = UUID.randomUUID();
-        String format = "kmz";
-        List<String> fileNames = new ArrayList<>();
-        fileNames.add(uuid.toString().substring(0, 8) + "_name.gpx");
-        fileNames.add(uuid.toString().substring(0, 8) + "_other name name.kmz");
-
-        // when
-        boolean exists = ExportUtils.isExportFileExists(uuid, format, fileNames);
-
-        // then
-        assertTrue(exists);
-    }
-
-    @Test
-    public void testIsExportFileExists_not_exists1() {
-        // given
-        UUID uuid = UUID.randomUUID();
-        String format = "gpx";
-        List<String> fileNames = new ArrayList<>();
-        fileNames.add(UUID.randomUUID().toString().substring(0, 8) + "_name.gpx");
-        fileNames.add(UUID.randomUUID().toString().substring(0, 8) + "_other name name.gpx");
-
-        // when
-        boolean exists = ExportUtils.isExportFileExists(uuid, format, fileNames);
-
-        // then
-        assertFalse(exists);
-    }
-
-    @Test
-    public void testIsExportFileExists_not_exists2() {
-        // given
-        UUID uuid = UUID.randomUUID();
-        String format = "kmz";
-        List<String> fileNames = new ArrayList<>();
-        fileNames.add(uuid.toString().substring(0, 8) + "_name.gpx");
-        fileNames.add(UUID.randomUUID().toString().substring(0, 8) + "_other name name.gpx");
-
-        // when
-        boolean exists = ExportUtils.isExportFileExists(uuid, format, fileNames);
-
-        // then
-        assertFalse(exists);
-    }
-}

src/androidTest/java/de/dennisguse/opentracks/util/StringUtilsTest.java

@@ -41,12 +41,12 @@ import java.time.format.TextStyle;
 import java.time.temporal.ChronoUnit;
 import java.util.ArrayList;
 import java.util.Arrays;
-import java.util.GregorianCalendar;
 import java.util.Locale;
 import java.util.TimeZone;
 import java.util.stream.Collectors;
 
 import de.dennisguse.opentracks.LocaleRule;
+import de.dennisguse.opentracks.TimezoneRule;
 
 /**
  * Tests for {@link StringUtils}.
@@ -59,6 +59,9 @@ public class StringUtilsTest {
     @Rule
     public final LocaleRule mLocaleRule = new LocaleRule(Locale.ENGLISH);
 
+    @Rule
+    public TimezoneRule timezoneRule = new TimezoneRule(TimeZone.getTimeZone("Europe/Berlin"));
+
     private final Context context = ApplicationProvider.getApplicationContext();
 
     /**
@@ -99,51 +102,13 @@ public class StringUtilsTest {
     }
 
     @Test
-    public void testGetTime_fractional() {
-        assertGetTime("2010-05-04T03:02:01.352Z", 2010, 5, 4, 3, 2, 1, 352);
-        assertGetTime("2010-05-04T03:02:01.3529Z", 2010, 5, 4, 3, 2, 1, 352);
-    }
+    public void testParseTime() {
+        assertEquals(Instant.ofEpochMilli(352), StringUtils.parseTime("1970-01-01T00:00:00.352").toInstant());
+        assertEquals(Instant.ofEpochMilli(352), StringUtils.parseTime("1970-01-01T00:00:00.352Z").toInstant());
+        assertEquals(Instant.ofEpochMilli(352), StringUtils.parseTime("1970-01-01T00:00:00.352+00:00").toInstant());
 
-    @Test
-    public void testGetTime_timezone() {
-        assertGetTime("2010-05-04T03:02:01", 2010, 5, 4, 3, 2, 1, 0);
-        assertGetTime("2010-05-04T03:02:01Z", 2010, 5, 4, 3, 2, 1, 0);
-        assertGetTime("2010-05-04T03:02:01+00:00", 2010, 5, 4, 3, 2, 1, 0);
-        assertGetTime("2010-05-04T03:02:01-00:00", 2010, 5, 4, 3, 2, 1, 0);
-        assertGetTime("2010-05-04T03:02:01+01:00", 2010, 5, 4, 2, 2, 1, 0);
-        assertGetTime("2010-05-04T03:02:01+10:30", 2010, 5, 3, 16, 32, 1, 0);
-        assertGetTime("2010-05-04T03:02:01-09:30", 2010, 5, 4, 12, 32, 1, 0);
-        assertGetTime("2010-05-04T03:02:01-05:00", 2010, 5, 4, 8, 2, 1, 0);
-    }
-
-    @Test
-    public void testGetTime_fractionalAndTimezone() {
-        assertGetTime("2010-05-04T03:02:01.352Z", 2010, 5, 4, 3, 2, 1, 352);
-        assertGetTime("2010-05-04T03:02:01.47+00:00", 2010, 5, 4, 3, 2, 1, 470);
-        assertGetTime("2010-05-04T03:02:01.5791+03:00", 2010, 5, 4, 0, 2, 1, 579);
-        assertGetTime("2010-05-04T03:02:01.8-05:30", 2010, 5, 4, 8, 32, 1, 800);
-    }
-
-    /**
-     * Asserts the {@link StringUtils#parseTime(String)} returns the expected values.
-     *
-     * @param xmlDateTime the xml date time string
-     * @param year        the expected year
-     * @param month       the expected month
-     * @param day         the expected day
-     * @param hour        the expected hour
-     * @param minute      the expected minute
-     * @param second      the expected second
-     * @param millisecond the expected milliseconds
-     */
-    private void assertGetTime(String xmlDateTime, int year, int month, int day, int hour, int minute, int second, int millisecond) {
-        GregorianCalendar calendar = new GregorianCalendar(TimeZone.getTimeZone("UTC"));
-        calendar.set(year, month - 1, day, hour, minute, second);
-        calendar.set(GregorianCalendar.MILLISECOND, millisecond);
-
-        // This comparision tends to be flaky (difference of 1ms)
-        // Assert.assertEquals(calendar.getTimeInMillis(), StringUtils.parseTime(xmlDateTime));
-        assertTrue(calendar.getTimeInMillis() + " vs. " + StringUtils.parseTime(xmlDateTime), Math.abs(calendar.getTimeInMillis() - StringUtils.parseTime(xmlDateTime).toInstant().toEpochMilli()) <= 1);
+        assertEquals(Instant.ofEpochMilli(352), StringUtils.parseTime("1970-01-01T01:00:00.352+01:00").toInstant());
+        assertEquals(Instant.ofEpochMilli(352).plus(Duration.ofHours(1)), StringUtils.parseTime("1970-01-01T00:00:00.352-01:00").toInstant());
     }
 
     @Test

src/androidTest/res/raw/gpx_timezone.gpx

@@ -0,0 +1,45 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<gpx
+version="1.1"
+creator="OpenTracks (Debug)"
+xmlns="http://www.topografix.com/GPX/1/1"
+xmlns:topografix="http://www.topografix.com/GPX/Private/TopoGrafix/0/1"
+xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+xmlns:opentracks="http://opentracksapp.com/xmlschemas/v1"
+xmlns:gpxtpx="http://www.garmin.com/xmlschemas/TrackPointExtension/v2"
+xmlns:gpxtrkx="http://www.garmin.com/xmlschemas/TrackStatsExtension/v1"
+xmlns:cluetrust="http://www.cluetrust.com/Schemas/"
+xmlns:pwr="http://www.garmin.com/xmlschemas/PowerExtension/v1"
+xsi:schemaLocation="http://www.topografix.com/GPX/1/1 http://www.topografix.com/GPX/1/1/gpx.xsd http://www.topografix.com/GPX/Private/TopoGrafix/0/1 http://www.topografix.com/GPX/Private/TopoGrafix/0/1/topografix.xsd http://www.garmin.com/xmlschemas/TrackPointExtension/v2 https://www8.garmin.com/xmlschemas/TrackPointExtensionv2.xsd http://www.garmin.com/xmlschemas/PowerExtension/v1 https://www8.garmin.com/xmlschemas/PowerExtensionv1.xsd http://www.garmin.com/xmlschemas/TrackStatsExtension/v1 http://www.cluetrust.com/Schemas http://www.cluetrust.com/Schemas/gpxdata10.xsd http://opentracksapp.com/xmlschemas/v1 http://opentracksapp.com/xmlschemas/OpenTracks_v1.xsd">
+<wpt lat="3" lon="14">
+<ele>10</ele>
+<time>2021-01-07T21:51:59.179+01:15</time>
+<name><![CDATA[Marker 1]]></name>
+<desc><![CDATA[Marker 1 desc]]></desc>
+<type><![CDATA[Marker 1 category]]></type>
+</wpt>
+<trk>
+<name><![CDATA[2021-01-07 22:51]]></name>
+<desc><![CDATA[the description]]></desc>
+<type><![CDATA[the category]]></type>
+<extensions>
+<topografix:color>c0c0c0</topografix:color>
+<opentracks:trackid>7002101e-4198-4613-8c24-544e01ca3981</opentracks:trackid>
+<gpxtrkx:TrackStatsExtension>
+<gpxtrkx:Distance>0.0</gpxtrkx:Distance>
+<gpxtrkx:TimerTime>0</gpxtrkx:TimerTime>
+<gpxtrkx:MovingTime>0</gpxtrkx:MovingTime>
+<gpxtrkx:StoppedTime>0</gpxtrkx:StoppedTime>
+<gpxtrkx:MaxSpeed>0.0</gpxtrkx:MaxSpeed>
+<gpxtrkx:Ascent>null</gpxtrkx:Ascent>
+<gpxtrkx:Descent>null</gpxtrkx:Descent>
+</gpxtrkx:TrackStatsExtension>
+</extensions>
+<trkseg>
+<trkpt lat="3" lon="14">
+<ele>10</ele>
+<time>2021-01-07T21:51:59.179+01:15</time>
+</trkpt>
+</trkseg>
+</trk>
+</gpx>

src/main/AndroidManifest.xml

@@ -15,7 +15,6 @@ limitations under the License.
 -->
 <manifest xmlns:android="http://schemas.android.com/apk/res/android"
     xmlns:tools="http://schemas.android.com/tools"
-    package="de.dennisguse.opentracks"
     android:installLocation="auto">
 
     <supports-screens
@@ -59,6 +58,8 @@ limitations under the License.
         tools:targetApi="s" />
     <uses-permission android:name="android.permission.BLUETOOTH_CONNECT" />
 
+    <uses-permission android:name="android.permission.POST_NOTIFICATIONS" />
+
     <application
         android:name=".Startup"
         android:allowBackup="false"
@@ -86,6 +87,17 @@ limitations under the License.
             </intent-filter>
         </activity>
 
+        <activity
+            android:name=".introduction.IntroductionActivity"
+            android:exported="true"
+            android:launchMode="singleTop"
+            android:theme="@style/SplashTheme">
+            <intent-filter>
+                <action android:name="android.intent.action.MAIN" />
+                <category android:name="android.intent.category.LAUNCHER" />
+            </intent-filter>
+        </activity>
+
         <activity android:name=".AboutActivity" />
 
         <activity
@@ -309,13 +321,8 @@ limitations under the License.
 
         <activity
             android:name=".TrackListActivity"
-            android:exported="true"
-            android:launchMode="singleTop"
-            android:theme="@style/SplashTheme">
+            android:exported="true">
             <intent-filter>
-                <action android:name="android.intent.action.MAIN" />
-                <category android:name="android.intent.category.LAUNCHER" />
-
                 <action android:name="android.intent.action.SEARCH" />
             </intent-filter>
             <meta-data
@@ -347,30 +354,13 @@ limitations under the License.
         <activity android:name=".settings.SettingsCustomLayoutListActivity" />
         <activity android:name=".settings.SettingsCustomLayoutEditActivity" />
 
-        <activity
-            android:name=".share.ShowOnMapProxyActivity$KML"
-            android:exported="true">
-            <intent-filter android:label="@string/open_track_as_KML">
-                <action android:name="Intent.OpenTracks-Dashboard" />
-                <category android:name="android.intent.category.DEFAULT" />
-            </intent-filter>
-        </activity>
-        <activity
-            android:name=".share.ShowOnMapProxyActivity$GPX"
-            android:exported="true">
-            <intent-filter android:label="@string/open_track_as_GPX">
-                <action android:name="Intent.OpenTracks-Dashboard" />
-                <category android:name="android.intent.category.DEFAULT" />
-            </intent-filter>
-        </activity>
-
         <activity
             android:name=".ShowErrorActivity"
             android:excludeFromRecents="true"
             android:exported="false"
             android:finishOnTaskLaunch="true"
             android:launchMode="singleInstance"
-            android:process=":crash"/>
+            android:process=":crash" />
 
         <provider
             android:name=".data.ShareContentProvider"

src/main/java/de/dennisguse/opentracks/AboutActivity.java

@@ -33,4 +33,10 @@ public class AboutActivity extends AbstractActivity {
         viewBinding = AboutBinding.inflate(getLayoutInflater());
         return viewBinding.getRoot();
     }
+
+    @Override
+    protected void onDestroy() {
+        super.onDestroy();
+        viewBinding = null;
+    }
 }

src/main/java/de/dennisguse/opentracks/AbstractTrackDeleteActivity.java

@@ -84,15 +84,18 @@ public abstract class AbstractTrackDeleteActivity extends AbstractActivity imple
     /**
      * Called every time a track is deleted.
      */
-    protected void onTrackDeleteStatus(TrackDeleteService.DeleteStatus deleteStatus) {
-        if (deleteStatus.isFinished() && trackDeleteServiceConnection != null) {
+    protected void onTrackDeleteStatus(TrackDeleteService.DeletionFinishedStatus deletionFinishedStatus) {
+        if (trackDeleteServiceConnection != null) {
             trackDeleteServiceConnection.unbind(this);
             trackDeleteServiceConnection = null;
+            onDeleteFinished();
         }
     }
 
     protected abstract void onDeleteConfirmed();
 
+    protected abstract void onDeleteFinished();
+
     protected abstract Track.Id getRecordingTrackId();
 
     @Override

src/main/java/de/dennisguse/opentracks/ShowErrorActivity.java

@@ -3,19 +3,15 @@ package de.dennisguse.opentracks;
 import android.content.Intent;
 import android.net.Uri;
 import android.os.Bundle;
-import android.util.Log;
 import android.view.Menu;
 import android.view.MenuItem;
 import android.view.View;
 
-import androidx.appcompat.app.AppCompatActivity;
-
 import java.io.UnsupportedEncodingException;
 import java.net.URLEncoder;
 import java.nio.charset.StandardCharsets;
 
 import de.dennisguse.opentracks.databinding.ActivityShowErrorBinding;
-import de.dennisguse.opentracks.databinding.TrackListBinding;
 
 public class ShowErrorActivity extends AbstractActivity {
 

src/main/java/de/dennisguse/opentracks/TrackListActivity.java

@@ -38,6 +38,7 @@ import androidx.annotation.NonNull;
 import androidx.annotation.Nullable;
 import androidx.appcompat.widget.SearchView;
 import androidx.core.content.ContextCompat;
+import androidx.core.splashscreen.SplashScreen;
 import androidx.cursoradapter.widget.ResourceCursorAdapter;
 import androidx.loader.app.LoaderManager;
 import androidx.loader.content.CursorLoader;
@@ -70,6 +71,7 @@ import de.dennisguse.opentracks.ui.util.ActivityUtils;
 import de.dennisguse.opentracks.ui.util.ListItemUtils;
 import de.dennisguse.opentracks.util.IntentDashboardUtils;
 import de.dennisguse.opentracks.util.IntentUtils;
+import de.dennisguse.opentracks.util.PermissionRequester;
 import de.dennisguse.opentracks.util.StringUtils;
 import de.dennisguse.opentracks.util.TrackIconUtils;
 
@@ -157,12 +159,11 @@ public class TrackListActivity extends AbstractTrackDeleteActivity implements Co
 
     @Override
     protected void onCreate(Bundle savedInstanceState) {
-        // Reset theme after splash
-        setTheme(R.style.ThemeCustom);
-
         super.onCreate(savedInstanceState);
         setDefaultKeyMode(DEFAULT_KEYS_SEARCH_LOCAL);
 
+        requestRequiredPermissions();
+
         trackRecordingServiceConnection = new TrackRecordingServiceConnection(bindChangedCallback);
 
         viewBinding.trackList.setEmptyView(viewBinding.trackListEmptyView);
@@ -238,7 +239,7 @@ public class TrackListActivity extends AbstractTrackDeleteActivity implements Co
                 startActivity(newIntent);
 
                 connection.unbind(this);
-            }).startAndBind(this);
+            }).startAndBind(this, true);
         });
         viewBinding.trackListFabAction.setOnLongClickListener((view) -> {
             if (!recordingStatus.isRecording()) {
@@ -259,6 +260,10 @@ public class TrackListActivity extends AbstractTrackDeleteActivity implements Co
         loadData(getIntent());
     }
 
+    private void requestRequiredPermissions() {
+        PermissionRequester.ALL.requestPermissionsIfNeeded(this, this, null, (requester) -> Toast.makeText(this, R.string.permission_gps_failed, Toast.LENGTH_SHORT).show());
+    }
+
     @Override
     protected void onStart() {
         super.onStart();
@@ -310,8 +315,8 @@ public class TrackListActivity extends AbstractTrackDeleteActivity implements Co
         searchView.findViewById(R.id.search_edit_frame).setPadding(0, 0, 48, 0);
 
         SearchView.SearchAutoComplete searchAutoComplete = searchView.findViewById(R.id.search_src_text);
-        searchAutoComplete.setHintTextColor(getResources().getColor(android.R.color.white));
-        searchAutoComplete.setTextColor(getResources().getColor(android.R.color.white));
+        searchAutoComplete.setHintTextColor(ContextCompat.getColor(this, android.R.color.white));
+        searchAutoComplete.setTextColor(ContextCompat.getColor(this, android.R.color.white));
 
         searchView.setOnCloseListener(() -> {
             searchView.clearFocus();
@@ -432,6 +437,11 @@ public class TrackListActivity extends AbstractTrackDeleteActivity implements Co
         // Do nothing
     }
 
+    @Override
+    protected void onDeleteFinished() {
+        // Do nothing
+    }
+
     @Nullable
     @Override
     protected Track.Id getRecordingTrackId() {
@@ -472,7 +482,7 @@ public class TrackListActivity extends AbstractTrackDeleteActivity implements Co
         }
 
         if (itemId == R.id.list_context_menu_show_on_map) {
-            IntentDashboardUtils.startDashboard(this, false, trackIds);
+            IntentDashboardUtils.showTrackOnMap(this, false, trackIds);
             return true;
         }
 

src/main/java/de/dennisguse/opentracks/TrackRecordedActivity.java

@@ -179,7 +179,7 @@ public class TrackRecordedActivity extends AbstractTrackDeleteActivity implement
         }
 
         if (item.getItemId() == R.id.track_detail_menu_show_on_map) {
-            IntentDashboardUtils.startDashboard(this, false, trackId);
+            IntentDashboardUtils.showTrackOnMap(this, false, trackId);
             return true;
         }
 
@@ -213,7 +213,7 @@ public class TrackRecordedActivity extends AbstractTrackDeleteActivity implement
 
                 connection.unbind(this);
                 finish();
-            }).startAndBind(this);
+            }).startAndBind(this, true);
             return true;
         }
 
@@ -232,9 +232,9 @@ public class TrackRecordedActivity extends AbstractTrackDeleteActivity implement
     }
 
     @Override
-    protected void onTrackDeleteStatus(TrackDeleteService.DeleteStatus deleteStatus) {
-        super.onTrackDeleteStatus(deleteStatus);
-        if (deleteStatus.isDeleted(trackId)) {
+    protected void onTrackDeleteStatus(TrackDeleteService.DeletionFinishedStatus deletionFinishedStatus) {
+        super.onTrackDeleteStatus(deletionFinishedStatus);
+        if (deletionFinishedStatus.isDeleted(trackId)) {
             runOnUiThread(this::finish);
         }
     }
@@ -244,6 +244,11 @@ public class TrackRecordedActivity extends AbstractTrackDeleteActivity implement
         runOnUiThread(this::finish);
     }
 
+    @Override
+    protected void onDeleteFinished() {
+        // Do nothing
+    }
+
     /**
      * Gets the {@link TrackDataHub}.
      */

src/main/java/de/dennisguse/opentracks/TrackRecordingActivity.java

@@ -16,6 +16,9 @@ import android.widget.Toast;
 
 import androidx.annotation.NonNull;
 import androidx.core.content.ContextCompat;
+import androidx.core.view.ViewCompat;
+import androidx.core.view.WindowInsetsCompat;
+import androidx.core.view.WindowInsetsControllerCompat;
 import androidx.fragment.app.Fragment;
 import androidx.fragment.app.FragmentActivity;
 import androidx.viewpager2.adapter.FragmentStateAdapter;
@@ -44,7 +47,6 @@ import de.dennisguse.opentracks.ui.markers.MarkerEditActivity;
 import de.dennisguse.opentracks.ui.markers.MarkerListActivity;
 import de.dennisguse.opentracks.util.IntentDashboardUtils;
 import de.dennisguse.opentracks.util.IntentUtils;
-import de.dennisguse.opentracks.util.PermissionUtils;
 import de.dennisguse.opentracks.util.TrackIconUtils;
 import de.dennisguse.opentracks.util.TrackUtils;
 
@@ -131,11 +133,9 @@ public class TrackRecordingActivity extends AbstractActivity implements ChooseAc
             viewBinding.trackDetailActivityViewPager.setCurrentItem(savedInstanceState.getInt(CURRENT_TAB_TAG_KEY));
         }
 
-        requestGPSPermissions();
-
         viewBinding.trackRecordingFabAction.setImageResource(R.drawable.ic_baseline_stop_24);
         viewBinding.trackRecordingFabAction.setBackgroundTintList(ContextCompat.getColorStateList(this, R.color.opentracks_secondary_color));
-        viewBinding.trackRecordingFabAction.setBackgroundColor(getResources().getColor(R.color.opentracks_secondary_color));
+        viewBinding.trackRecordingFabAction.setBackgroundColor(ContextCompat.getColor(this, R.color.opentracks_secondary_color));
         viewBinding.trackRecordingFabAction.setOnLongClickListener((view) -> {
             ((Vibrator) getSystemService(Context.VIBRATOR_SERVICE)).vibrate(1000);
             trackRecordingServiceConnection.stopRecording(TrackRecordingActivity.this);
@@ -185,9 +185,20 @@ public class TrackRecordingActivity extends AbstractActivity implements ChooseAc
     }
 
     private void setFullscreenPolicy() {
-        boolean keepScreenOn = PreferencesUtils.shouldUseFullscreen();
+        boolean fullscreen = PreferencesUtils.shouldUseFullscreen();
 
-        if (keepScreenOn) {
+        WindowInsetsControllerCompat windowInsetsController = ViewCompat.getWindowInsetsController(getWindow().getDecorView());
+        if (windowInsetsController != null) {
+            windowInsetsController.setSystemBarsBehavior(WindowInsetsControllerCompat.BEHAVIOR_SHOW_TRANSIENT_BARS_BY_SWIPE);
+            if (fullscreen) {
+                windowInsetsController.hide(WindowInsetsCompat.Type.systemBars());
+            } else {
+                windowInsetsController.show(WindowInsetsCompat.Type.systemBars());
+            }
+            return;
+        }
+
+        if (fullscreen) {
             getWindow().addFlags(WindowManager.LayoutParams.FLAG_FULLSCREEN);
         } else {
             getWindow().clearFlags(WindowManager.LayoutParams.FLAG_FULLSCREEN);
@@ -256,7 +267,7 @@ public class TrackRecordingActivity extends AbstractActivity implements ChooseAc
     @Override
     public boolean onOptionsItemSelected(MenuItem item) {
         if (item.getItemId() == R.id.track_detail_menu_show_on_map) {
-            IntentDashboardUtils.startDashboard(this, true, trackId);
+            IntentDashboardUtils.showTrackOnMap(this, true, trackId);
             return true;
         }
 
@@ -371,14 +382,6 @@ public class TrackRecordingActivity extends AbstractActivity implements ChooseAc
         setScreenOnPolicy();
     }
 
-    private void requestGPSPermissions() {
-        if (PermissionUtils.hasGPSPermission(this)) {
-            return;
-        }
-
-        PermissionUtils.requestGPSPermission(this, null, () -> Toast.makeText(this, R.string.permission_gps_failed, Toast.LENGTH_SHORT).show());
-    }
-
     private void onGpsStatusChanged(GpsStatusValue gpsStatusValue) {
         if (gpsStatusValue.isGpsStarted() && snackbar != null && snackbar.isShown()) {
             snackbar.dismiss();

src/main/java/de/dennisguse/opentracks/TrackStoppedActivity.java

@@ -15,13 +15,14 @@ import de.dennisguse.opentracks.databinding.TrackStoppedBinding;
 import de.dennisguse.opentracks.fragments.ChooseActivityTypeDialogFragment;
 import de.dennisguse.opentracks.services.TrackRecordingServiceConnection;
 import de.dennisguse.opentracks.settings.PreferencesUtils;
+import de.dennisguse.opentracks.ui.aggregatedStatistics.ConfirmDeleteDialogFragment;
 import de.dennisguse.opentracks.util.ExportUtils;
 import de.dennisguse.opentracks.util.IntentUtils;
 import de.dennisguse.opentracks.util.StringUtils;
 import de.dennisguse.opentracks.util.TrackIconUtils;
 import de.dennisguse.opentracks.util.TrackUtils;
 
-public class TrackStoppedActivity extends AbstractActivity implements ChooseActivityTypeDialogFragment.ChooseActivityTypeCaller {
+public class TrackStoppedActivity extends AbstractTrackDeleteActivity implements ChooseActivityTypeDialogFragment.ChooseActivityTypeCaller {
 
     private static final String TAG = TrackStoppedActivity.class.getSimpleName();
 
@@ -31,6 +32,8 @@ public class TrackStoppedActivity extends AbstractActivity implements ChooseActi
 
     private Track.Id trackId;
 
+    private boolean isDiscarding = false;
+
     @Override
     protected void onCreate(Bundle savedInstanceState) {
         super.onCreate(savedInstanceState);
@@ -44,26 +47,26 @@ public class TrackStoppedActivity extends AbstractActivity implements ChooseActi
         ContentProviderUtils contentProviderUtils = new ContentProviderUtils(this);
         Track track = contentProviderUtils.getTrack(trackId);
 
-        viewBinding.fields.trackEditName.setText(track.getName());
+        viewBinding.trackEditName.setText(track.getName());
 
-        viewBinding.fields.trackEditActivityType.setText(track.getCategory());
+        viewBinding.trackEditActivityType.setText(track.getCategory());
 
         ArrayAdapter<CharSequence> adapter = ArrayAdapter.createFromResource(this, R.array.activity_types, android.R.layout.simple_dropdown_item_1line);
-        viewBinding.fields.trackEditActivityType.setAdapter(adapter);
-        viewBinding.fields.trackEditActivityType.setOnItemClickListener((parent, view, position, id) -> setActivityTypeIcon(TrackIconUtils.getIconValue(this, (String) viewBinding.fields.trackEditActivityType.getAdapter().getItem(position))));
-        viewBinding.fields.trackEditActivityType.setOnFocusChangeListener((v, hasFocus) -> {
+        viewBinding.trackEditActivityType.setAdapter(adapter);
+        viewBinding.trackEditActivityType.setOnItemClickListener((parent, view, position, id) -> setActivityTypeIcon(TrackIconUtils.getIconValue(this, (String) viewBinding.trackEditActivityType.getAdapter().getItem(position))));
+        viewBinding.trackEditActivityType.setOnFocusChangeListener((v, hasFocus) -> {
             if (!hasFocus) {
                 setActivityTypeIcon(TrackIconUtils.getIconValue(
-                        TrackStoppedActivity.this, viewBinding.fields.trackEditActivityType.getText().toString()));
+                        TrackStoppedActivity.this, viewBinding.trackEditActivityType.getText().toString()));
             }
         });
 
         String iconValue = track.getIcon();
 
         setActivityTypeIcon(iconValue);
-        viewBinding.fields.trackEditActivityTypeIcon.setOnClickListener(v -> ChooseActivityTypeDialogFragment.showDialog(getSupportFragmentManager(), viewBinding.fields.trackEditActivityType.getText().toString()));
+        viewBinding.trackEditActivityTypeIcon.setOnClickListener(v -> ChooseActivityTypeDialogFragment.showDialog(getSupportFragmentManager(), viewBinding.trackEditActivityType.getText().toString()));
 
-        viewBinding.fields.trackEditDescription.setText(track.getDescription());
+        viewBinding.trackEditDescription.setText(track.getDescription());
 
         viewBinding.time.setText(StringUtils.formatElapsedTime(track.getTrackStatistics().getMovingTime()));
 
@@ -87,20 +90,30 @@ public class TrackStoppedActivity extends AbstractActivity implements ChooseActi
         }
 
         viewBinding.finishButton.setOnClickListener(v -> {
-            TrackUtils.updateTrack(TrackStoppedActivity.this, track, viewBinding.fields.trackEditName.getText().toString(),
-                    viewBinding.fields.trackEditActivityType.getText().toString(), viewBinding.fields.trackEditDescription.getText().toString(),
-                    contentProviderUtils);
+            storeTrackMetaData(contentProviderUtils, track);
             ExportUtils.postWorkoutExport(this, trackId);
             finish();
         });
 
         viewBinding.resumeButton.setOnClickListener(v -> {
+            storeTrackMetaData(contentProviderUtils, track);
             resumeTrackAndFinish();
         });
+
+        viewBinding.discardButton.setOnClickListener(v -> ConfirmDeleteDialogFragment.showDialog(getSupportFragmentManager(), trackId));
+    }
+
+    private void storeTrackMetaData(ContentProviderUtils contentProviderUtils, Track track) {
+        TrackUtils.updateTrack(TrackStoppedActivity.this, track, viewBinding.trackEditName.getText().toString(),
+                viewBinding.trackEditActivityType.getText().toString(), viewBinding.trackEditDescription.getText().toString(),
+                contentProviderUtils);
     }
 
     @Override
     public void onBackPressed() {
+        if (isDiscarding) {
+            return;
+        }
         super.onBackPressed();
         resumeTrackAndFinish();
     }
@@ -112,13 +125,13 @@ public class TrackStoppedActivity extends AbstractActivity implements ChooseActi
     }
 
     private void setActivityTypeIcon(String iconValue) {
-        viewBinding.fields.trackEditActivityTypeIcon.setImageResource(TrackIconUtils.getIconDrawable(iconValue));
+        viewBinding.trackEditActivityTypeIcon.setImageResource(TrackIconUtils.getIconDrawable(iconValue));
     }
 
     @Override
     public void onChooseActivityTypeDone(String iconValue) {
         setActivityTypeIcon(iconValue);
-        viewBinding.fields.trackEditActivityType.setText(getString(TrackIconUtils.getIconActivityType(iconValue)));
+        viewBinding.trackEditActivityType.setText(getString(TrackIconUtils.getIconActivityType(iconValue)));
     }
 
     private void resumeTrackAndFinish() {
@@ -132,6 +145,24 @@ public class TrackStoppedActivity extends AbstractActivity implements ChooseActi
 
             connection.unbind(this);
             finish();
-        }).startAndBind(this);
+        }).startAndBind(this, true);
     }
-}
+
+    @Override
+    protected void onDeleteConfirmed() {
+        isDiscarding = true;
+        viewBinding.loadingLayout.loadingText.setText(getString(R.string.track_discarding));
+        viewBinding.contentLinearLayout.setVisibility(View.GONE);
+        viewBinding.loadingLayout.loadingIndeterminate.setVisibility(View.VISIBLE);
+    }
+
+    @Override
+    protected void onDeleteFinished() {
+        finish();
+    }
+
+    @Override
+    protected Track.Id getRecordingTrackId() {
+        return null;
+    }
+}

src/main/java/de/dennisguse/opentracks/chart/ChartFragment.java

@@ -32,9 +32,7 @@ import java.util.List;
 
 import de.dennisguse.opentracks.R;
 import de.dennisguse.opentracks.data.TrackDataHub;
-import de.dennisguse.opentracks.data.models.Altitude;
 import de.dennisguse.opentracks.data.models.Marker;
-import de.dennisguse.opentracks.data.models.Speed;
 import de.dennisguse.opentracks.data.models.Track;
 import de.dennisguse.opentracks.data.models.TrackPoint;
 import de.dennisguse.opentracks.databinding.ChartBinding;
@@ -188,9 +186,9 @@ public class ChartFragment extends Fragment implements TrackDataHub.Listener {
         }
     }
 
-    public void onSampledInTrackPoint(@NonNull TrackPoint trackPoint, @NonNull TrackStatistics trackStatistics, Speed smoothedSpeed, Altitude smoothedAltitude) {
+    public void onSampledInTrackPoint(@NonNull TrackPoint trackPoint, @NonNull TrackStatistics trackStatistics) {
         if (isResumed()) {
-            ChartPoint point = new ChartPoint(trackStatistics, trackPoint, smoothedSpeed, smoothedAltitude, chartByDistance, viewBinding.chartView.getUnitSystem());
+            ChartPoint point = new ChartPoint(trackStatistics, trackPoint, trackPoint.getSpeed(), chartByDistance, viewBinding.chartView.getUnitSystem());
             pendingPoints.add(point);
         }
     }

src/main/java/de/dennisguse/opentracks/chart/ChartPoint.java

@@ -3,11 +3,9 @@ package de.dennisguse.opentracks.chart;
 import androidx.annotation.NonNull;
 import androidx.annotation.VisibleForTesting;
 
-import de.dennisguse.opentracks.data.models.Altitude;
 import de.dennisguse.opentracks.data.models.Distance;
 import de.dennisguse.opentracks.data.models.Speed;
 import de.dennisguse.opentracks.data.models.TrackPoint;
-import de.dennisguse.opentracks.data.models.UnitConversions;
 import de.dennisguse.opentracks.settings.UnitSystem;
 import de.dennisguse.opentracks.stats.TrackStatistics;
 
@@ -29,20 +27,20 @@ public class ChartPoint {
         this.altitude = altitude;
     }
 
-    public ChartPoint(@NonNull TrackStatistics trackStatistics, @NonNull TrackPoint trackPoint, Speed smoothedSpeed, Altitude smoothedAltitude, boolean chartByDistance, UnitSystem unitSystem) {
+    public ChartPoint(@NonNull TrackStatistics trackStatistics, @NonNull TrackPoint trackPoint, Speed smoothedSpeed, boolean chartByDistance, UnitSystem unitSystem) {
         if (chartByDistance) {
             timeOrDistance = trackStatistics.getTotalDistance().toKM_Miles(unitSystem);
         } else {
             timeOrDistance = trackStatistics.getTotalTime().toMillis();
         }
 
-        if (smoothedAltitude != null) {
-            altitude = Distance.of(smoothedAltitude.toM()).toM_FT(unitSystem);
+        if (trackPoint.hasAltitude()) {
+            altitude = Distance.of(trackPoint.getAltitude().toM()).toM_FT(unitSystem);
         }
 
         if (smoothedSpeed != null) {
             speed = smoothedSpeed.to(unitSystem);
-            pace = smoothedSpeed.toPace(unitSystem).toMillis() * UnitConversions.MS_TO_S * UnitConversions.S_TO_MIN;
+            pace = smoothedSpeed.toPace(unitSystem).toSeconds() / 60d;
         }
         if (trackPoint.hasHeartRate()) {
             heartRate = (double) trackPoint.getHeartRate().getBPM();

src/main/java/de/dennisguse/opentracks/chart/ChartValueSeries.java

@@ -24,6 +24,7 @@ import android.graphics.Paint.Style;
 import android.graphics.Path;
 
 import androidx.annotation.NonNull;
+import androidx.core.content.ContextCompat;
 
 import java.text.NumberFormat;
 
@@ -44,6 +45,7 @@ abstract class ChartValueSeries {
     private final int[] intervalValues;
     private final int metricTitleId;
     private final int imperialTitleId;
+    private final int nauticalTitleId;
     private final Paint fillPaint;
     private final Paint strokePaint;
     private final Paint titlePaint;
@@ -57,33 +59,22 @@ abstract class ChartValueSeries {
     private int maxMarkerValue = interval * ChartView.Y_AXIS_INTERVALS;
     private boolean enabled = true;
 
-    /**
-     * Constructor.
-     *
-     * @param context         the context
-     * @param absoluteMin     the absolute min value
-     * @param absoluteMax     the absolute max value
-     * @param intervalValues  the list of interval values
-     * @param metricTitleId   the metric title id
-     * @param imperialTitleId the imperial title id
-     * @param fillColor       the fill color
-     * @param strokeColor     the stroke color
-     */
-    ChartValueSeries(Context context, int absoluteMin, int absoluteMax, int[] intervalValues, int metricTitleId, int imperialTitleId, int fillColor, int strokeColor, int fontSizeSmall, int fontSizeMedium) {
+    ChartValueSeries(Context context, int absoluteMin, int absoluteMax, int[] intervalValues, int metricTitleId, int imperialTitleId, int nauticalTitleId, int fillColor, int strokeColor, int fontSizeSmall, int fontSizeMedium) {
         this.absoluteMin = absoluteMin;
         this.absoluteMax = absoluteMax;
         this.intervalValues = intervalValues;
         this.metricTitleId = metricTitleId;
         this.imperialTitleId = imperialTitleId;
+        this.nauticalTitleId = nauticalTitleId;
 
         fillPaint = new Paint();
         fillPaint.setStyle(Style.FILL);
-        fillPaint.setColor(context.getResources().getColor(fillColor));
+        fillPaint.setColor(ContextCompat.getColor(context, fillColor));
         fillPaint.setAntiAlias(true);
 
         strokePaint = new Paint();
         strokePaint.setStyle(Style.STROKE);
-        strokePaint.setColor(context.getResources().getColor(strokeColor));
+        strokePaint.setColor(ContextCompat.getColor(context, strokeColor));
         strokePaint.setAntiAlias(true);
 
         // Make copies of the stroke paint with the default thickness
@@ -224,39 +215,27 @@ abstract class ChartValueSeries {
                 return metricTitleId;
             case IMPERIAL:
                 return imperialTitleId;
+            case NAUTICAL_IMPERIAL:
+                return nauticalTitleId;
             default:
                 throw new RuntimeException("Not implemented");
         }
     }
 
-    /**
-     * Gets the title paint.
-     */
     Paint getTitlePaint() {
         return titlePaint;
     }
 
-    /**
-     * Gets the marker paint.
-     */
     Paint getMarkerPaint() {
         return markerPaint;
     }
 
-    /**
-     * Gets the largest marker.
-     */
     String getLargestMarker() {
         String minMarker = numberFormat.format(getMinMarkerValue());
         String maxMarker = numberFormat.format(getMaxMarkerValue());
         return minMarker.length() >= maxMarker.length() ? minMarker : maxMarker;
     }
 
-    /**
-     * Formats a marker value.
-     *
-     * @param value the value
-     */
     String formatMarker(int value) {
         return numberFormat.format(value);
     }

src/main/java/de/dennisguse/opentracks/chart/ChartView.java

@@ -203,6 +203,7 @@ public class ChartView extends View {
                 new int[]{5, 10, 25, 50, 100, 250, 500, 1000, 2500, 5000},
                 R.string.description_altitude_metric,
                 R.string.description_altitude_imperial,
+                R.string.description_altitude_imperial,
                 R.color.chart_altitude_fill,
                 R.color.chart_altitude_border,
                 fontSizeSmall,
@@ -224,6 +225,7 @@ public class ChartView extends View {
                 new int[]{1, 5, 10, 20, 50, 100},
                 R.string.description_speed_metric,
                 R.string.description_speed_imperial,
+                R.string.description_speed_nautical,
                 R.color.chart_speed_fill,
                 R.color.chart_speed_border,
                 fontSizeSmall,
@@ -246,6 +248,7 @@ public class ChartView extends View {
                 new int[]{1, 2, 5, 10, 15, 20, 30, 60, 120},
                 R.string.description_pace_metric,
                 R.string.description_pace_imperial,
+                R.string.description_pace_nautical,
                 R.color.chart_pace_fill,
                 R.color.chart_pace_border,
                 fontSizeSmall,
@@ -268,6 +271,7 @@ public class ChartView extends View {
                 new int[]{25, 50},
                 R.string.description_sensor_heart_rate,
                 R.string.description_sensor_heart_rate,
+                R.string.description_sensor_heart_rate,
                 R.color.chart_heart_rate_fill,
                 R.color.chart_heart_rate_border,
                 fontSizeSmall,
@@ -289,6 +293,7 @@ public class ChartView extends View {
                 new int[]{5, 10, 25, 50},
                 R.string.description_sensor_cadence,
                 R.string.description_sensor_cadence,
+                R.string.description_sensor_cadence,
                 R.color.chart_cadence_fill,
                 R.color.chart_cadence_border,
                 fontSizeSmall,
@@ -309,6 +314,7 @@ public class ChartView extends View {
                 new int[]{5, 50, 100, 200},
                 R.string.description_sensor_power,
                 R.string.description_sensor_power,
+                R.string.description_sensor_power,
                 R.color.chart_power_fill,
                 R.color.chart_power_border,
                 fontSizeSmall,
@@ -732,6 +738,8 @@ public class ChartView extends View {
                     return context.getString(R.string.unit_kilometer);
                 case IMPERIAL:
                     return context.getString(R.string.unit_mile);
+                case NAUTICAL_IMPERIAL:
+                    return context.getString(R.string.unit_nautical_mile);
                 default:
                     throw new RuntimeException("Not implemented");
             }

src/main/java/de/dennisguse/opentracks/data/ContentProviderUtils.java

@@ -187,7 +187,6 @@ public class ContentProviderUtils {
             FileUtils.deleteDirectoryRecurse(FileUtils.getPhotoDir(context, trackId));
         }
 
-        // Delete track last since it triggers a database vacuum call
         String whereClause = String.format(TracksColumns._ID + " IN (%s)", TextUtils.join(",", Collections.nCopies(trackIds.size(), "?")));
         contentResolver.delete(TracksColumns.CONTENT_URI, whereClause, trackIds.stream().map(id -> Long.toString(id.getId())).toArray(String[]::new));
     }
@@ -195,8 +194,6 @@ public class ContentProviderUtils {
     public void deleteTrack(Context context, @NonNull Track.Id trackId) {
         // Delete track folder resources.
         FileUtils.deleteDirectoryRecurse(FileUtils.getPhotoDir(context, trackId));
-
-        // Delete track last since it triggers a database vacuum call
         contentResolver.delete(TracksColumns.CONTENT_URI, TracksColumns._ID + "=?", new String[]{Long.toString(trackId.getId())});
     }
 

src/main/java/de/dennisguse/opentracks/data/CustomContentProvider.java

@@ -27,6 +27,7 @@ import android.database.sqlite.SQLiteDatabase;
 import android.database.sqlite.SQLiteException;
 import android.database.sqlite.SQLiteQueryBuilder;
 import android.net.Uri;
+import android.os.Bundle;
 import android.text.TextUtils;
 import android.util.Log;
 
@@ -39,6 +40,7 @@ import de.dennisguse.opentracks.data.models.TrackPoint;
 import de.dennisguse.opentracks.data.tables.MarkerColumns;
 import de.dennisguse.opentracks.data.tables.TrackPointsColumns;
 import de.dennisguse.opentracks.data.tables.TracksColumns;
+import de.dennisguse.opentracks.settings.PreferencesUtils;
 
 /**
  * A {@link ContentProvider} that handles access to track points, tracks, and markers tables.
@@ -53,6 +55,8 @@ public class CustomContentProvider extends ContentProvider {
 
     private static final String SQL_LIST_DELIMITER = ",";
 
+    private static final int TOTAL_DELETED_ROWS_VACUUM_THRESHOLD = 10000;
+
     private final UriMatcher uriMatcher;
 
     private SQLiteDatabase db;
@@ -131,14 +135,12 @@ public class CustomContentProvider extends ContentProvider {
     @Override
     public int delete(@NonNull Uri url, String where, String[] selectionArgs) {
         String table;
-        boolean shouldVacuum = false;
         switch (getUrlType(url)) {
             case TRACKPOINTS:
                 table = TrackPointsColumns.TABLE_NAME;
                 break;
             case TRACKS:
                 table = TracksColumns.TABLE_NAME;
-                shouldVacuum = true;
                 break;
             case MARKERS:
                 table = MarkerColumns.TABLE_NAME;
@@ -147,23 +149,40 @@ public class CustomContentProvider extends ContentProvider {
                 throw new IllegalArgumentException("Unknown URL " + url);
         }
 
-        Log.w(TAG, "Deleting table " + table);
-        int count;
+        Log.w(TAG, "Deleting from table " + table);
+        int totalChangesBefore = getTotalChanges();
+        int deletedRowsFromTable;
         try {
             db.beginTransaction();
-            count = db.delete(table, where, selectionArgs);
+            deletedRowsFromTable = db.delete(table, where, selectionArgs);
+            Log.i(TAG, "Deleted " + deletedRowsFromTable + " rows of table " + table);
             db.setTransactionSuccessful();
         } finally {
             db.endTransaction();
         }
         getContext().getContentResolver().notifyChange(url, null, false);
 
-        if (shouldVacuum) {
-            // If a potentially large amount of data was deleted, reclaim its space.
-            Log.i(TAG, "Vacuuming the database.");
+        int totalChanges = getTotalChanges() - totalChangesBefore;
+        Log.i(TAG, "Deleted " + totalChanges + " total rows from database");
+
+        PreferencesUtils.addTotalRowsDeleted(totalChanges);
+        int totalRowsDeleted = PreferencesUtils.getTotalRowsDeleted();
+        if (totalRowsDeleted > TOTAL_DELETED_ROWS_VACUUM_THRESHOLD) {
+            Log.i(TAG, "TotalRowsDeleted " + totalRowsDeleted + ", starting to vacuum the database.");
             db.execSQL("VACUUM");
+            PreferencesUtils.resetTotalRowsDeleted();
         }
-        return count;
+
+        return deletedRowsFromTable;
+    }
+
+    private int getTotalChanges() {
+        int totalCount;
+        try (Cursor cursor = db.rawQuery("SELECT total_changes()", null)) {
+            cursor.moveToNext();
+            totalCount = cursor.getInt(0);
+        }
+        return totalCount;
     }
 
     @Override

src/main/java/de/dennisguse/opentracks/data/ShareContentProvider.java

@@ -24,6 +24,7 @@ import java.util.Collections;
 import java.util.HashSet;
 import java.util.List;
 import java.util.Set;
+import java.util.stream.Collectors;
 
 import de.dennisguse.opentracks.data.models.Track;
 import de.dennisguse.opentracks.data.tables.TracksColumns;
@@ -72,9 +73,7 @@ public class ShareContentProvider extends CustomContentProvider {
      * @return An URI for one file containing this tracks.
      */
     public static Pair<Uri, String> createURI(Track.Id trackId, String trackName, @NonNull TrackFileFormat trackFileFormat) {
-        Set<Track.Id> trackIds = new HashSet<>(1);
-        trackIds.add(trackId);
-        return createURI(trackIds, trackName, trackFileFormat);
+        return createURI(Set.of(trackId), trackName, trackFileFormat);
     }
 
     /**
@@ -108,11 +107,7 @@ public class ShareContentProvider extends CustomContentProvider {
 
         String[] uriTrackIds = uriPaths.get(2).split(TRACKID_DELIMITER);
 
-        Set<Track.Id> trackIds = new HashSet<>();
-        for (String uriTrackId : uriTrackIds) {
-            trackIds.add(new Track.Id(Long.parseLong(uriTrackId)));
-        }
-        return trackIds;
+        return Arrays.stream(uriTrackIds).map(uriTrackId -> new Track.Id(Long.parseLong(uriTrackId))).collect(Collectors.toSet());
     }
 
     /**

src/main/java/de/dennisguse/opentracks/data/TrackDataHub.java

@@ -25,16 +25,13 @@ import android.os.HandlerThread;
 import android.util.Log;
 
 import androidx.annotation.NonNull;
-import androidx.annotation.Nullable;
 import androidx.annotation.VisibleForTesting;
 
 import java.util.Collections;
 import java.util.HashSet;
 import java.util.Set;
 
-import de.dennisguse.opentracks.data.models.Altitude;
 import de.dennisguse.opentracks.data.models.Marker;
-import de.dennisguse.opentracks.data.models.Speed;
 import de.dennisguse.opentracks.data.models.Track;
 import de.dennisguse.opentracks.data.models.TrackPoint;
 import de.dennisguse.opentracks.data.tables.MarkerColumns;
@@ -367,7 +364,7 @@ public class TrackDataHub {
                 // Also include the last point if the selected track is not recording.
                 if ((localNumLoadedTrackPoints % samplingFrequency == 0) || (trackPointId == lastTrackPointId && !isSelectedTrackRecording())) {
                     for (Listener trackDataListener : listeners) {
-                        trackDataListener.onSampledInTrackPoint(trackPoint, currentUpdater.getTrackStatistics(), currentUpdater.getSmoothedSpeed(), currentUpdater.getSmoothedAltitude());
+                        trackDataListener.onSampledInTrackPoint(trackPoint, currentUpdater.getTrackStatistics());
                     }
                 } else {
                     for (Listener trackDataListener : listeners) {
@@ -432,7 +429,7 @@ public class TrackDataHub {
          *
          * @param trackPoint the trackPoint
          */
-        default void onSampledInTrackPoint(@NonNull TrackPoint trackPoint, @NonNull TrackStatistics trackStatistics, Speed smoothedSpeed, @Nullable Altitude smoothedAltitude_m) {
+        default void onSampledInTrackPoint(@NonNull TrackPoint trackPoint, @NonNull TrackStatistics trackStatistics) {
         }
 
         /**

src/main/java/de/dennisguse/opentracks/data/models/Cadence.java

@@ -2,22 +2,35 @@ package de.dennisguse.opentracks.data.models;
 
 import androidx.annotation.NonNull;
 
+import java.time.Duration;
 import java.util.Objects;
 
 public class Cadence {
 
-    public static Cadence of(float value) {
-        return new Cadence(value);
+    public static Cadence of(float value, Duration duration) {
+        if (duration.isZero()) {
+            return zero();
+        }
+
+        return new Cadence(value / (duration.toMillis() / (float) Duration.ofMinutes(1).toMillis()));
     }
 
-    private final float value;
+    public static Cadence of(float value_rpm) {
+        return new Cadence(value_rpm);
+    }
+
+    public static Cadence zero() {
+        return of(0.0f);
+    }
+
+    private final float value_rpm;
 
     private Cadence(float value) {
-        this.value = value;
+        this.value_rpm = value;
     }
 
     public float getRPM() {
-        return value;
+        return value_rpm;
     }
 
     @Override
@@ -25,19 +38,19 @@ public class Cadence {
         if (this == o) return true;
         if (o == null || getClass() != o.getClass()) return false;
         Cadence cadence = (Cadence) o;
-        return Float.compare(cadence.value, value) == 0;
+        return Float.compare(cadence.value_rpm, value_rpm) == 0;
     }
 
     @Override
     public int hashCode() {
-        return Objects.hash(value);
+        return Objects.hash(value_rpm);
     }
 
     @NonNull
     @Override
     public String toString() {
         return "Cadence{" +
-                "value=" + value + " rpm" +
+                "value=" + value_rpm + " rpm" +
                 '}';
     }
 }

src/main/java/de/dennisguse/opentracks/data/models/Distance.java

@@ -13,6 +13,14 @@ public class Distance {
         return new Distance(distance_m);
     }
 
+    public static Distance of(Double distance_m) {
+        if (distance_m == null) {
+            return Distance.of(Double.NaN);
+        } else {
+            return Distance.of((double) distance_m);
+        }
+    }
+
     public static Distance of(String distance_m) {
         return of(Float.parseFloat(distance_m));
     }
@@ -26,11 +34,15 @@ public class Distance {
     }
 
     public static Distance ofMile(double distance_mile) {
-        return of(distance_mile * UnitConversions.MI_TO_M);
+        return of(distance_mile * MI_TO_M);
+    }
+
+    public static Distance ofNauticalMile(double distance_mile) {
+        return of(distance_mile * NAUTICAL_MILE_TO_M);
     }
 
     public static Distance ofKilometer(double distance_km) {
-        return of(distance_km * UnitConversions.KM_TO_M);
+        return of(distance_km * KM_TO_M);
     }
 
     public static Distance ofMM(double distance_mm) {
@@ -51,6 +63,8 @@ public class Distance {
                 return Distance.ofKilometer(1);
             case IMPERIAL:
                 return Distance.ofMile(1);
+            case NAUTICAL_IMPERIAL:
+                return Distance.ofNauticalMile(1);
             default:
                 throw new RuntimeException("Not implemented");
         }
@@ -103,15 +117,19 @@ public class Distance {
     }
 
     public double toKM() {
-        return distance_m * UnitConversions.M_TO_KM;
+        return distance_m * M_TO_KM;
     }
 
     public double toFT() {
-        return distance_m * UnitConversions.M_TO_FT;
+        return distance_m * M_TO_FT;
     }
 
     public double toMI() {
-        return toKM() * UnitConversions.KM_TO_MI;
+        return distance_m * M_TO_MI;
+    }
+
+    public double toNauticalMiles() {
+        return distance_m * M_TO_NAUTICAL_MILE;
     }
 
     public double toKM_Miles(UnitSystem unitSystem) {
@@ -120,6 +138,8 @@ public class Distance {
                 return toKM();
             case IMPERIAL:
                 return toMI();
+            case NAUTICAL_IMPERIAL:
+                return toNauticalMiles();
             default:
                 throw new RuntimeException("Not implemented");
         }
@@ -129,6 +149,7 @@ public class Distance {
         switch (unitSystem) {
             case METRIC:
                 return toM();
+            case NAUTICAL_IMPERIAL:
             case IMPERIAL:
                 return toFT();
             default:
@@ -156,4 +177,17 @@ public class Distance {
                 "distance_m=" + distance_m +
                 '}';
     }
+
+    // multiplication factors for conversion
+    private static final double KM_TO_M = 1000.0;
+    private static final double M_TO_KM = 1 / KM_TO_M;
+
+    public static final double MI_TO_M = 1609.344;
+    public static final double M_TO_MI = 1 / MI_TO_M;
+
+    private static final double MI_TO_FT = 5280.0;
+    public static final double M_TO_FT = M_TO_MI * MI_TO_FT;
+
+    private static final double NAUTICAL_MILE_TO_M = 1852.0;
+    private static final double M_TO_NAUTICAL_MILE = 1 / NAUTICAL_MILE_TO_M;
 }

src/main/java/de/dennisguse/opentracks/data/models/DistanceFormatter.java

@@ -16,11 +16,14 @@ public class DistanceFormatter {
 
     private final int decimalCount;
 
+    private final double threshold;
+
     private final UnitSystem unitSystem;
 
-    private DistanceFormatter(Resources resources, int decimalCount, UnitSystem unitSystem) {
+    private DistanceFormatter(Resources resources, int decimalCount, double threshold, UnitSystem unitSystem) {
         this.resources = resources;
         this.decimalCount = decimalCount;
+        this.threshold = threshold;
         this.unitSystem = unitSystem;
         assert unitSystem != null;
     }
@@ -42,11 +45,13 @@ public class DistanceFormatter {
      */
     public Pair<String, String> getDistanceParts(Distance distance) {
         if (distance.isInvalid()) {
+            String valueUnknown = resources.getString(R.string.value_unknown);
             switch (unitSystem) {
                 case METRIC:
-                    return new Pair<>(null, resources.getString(R.string.unit_meter));
+                    return new Pair<>(valueUnknown, resources.getString(R.string.unit_meter));
                 case IMPERIAL:
-                    return new Pair<>(null, resources.getString(R.string.unit_feet));
+                case NAUTICAL_IMPERIAL:
+                    return new Pair<>(valueUnknown, resources.getString(R.string.unit_feet));
                 default:
                     throw new RuntimeException("Not implemented");
             }
@@ -54,17 +59,23 @@ public class DistanceFormatter {
 
         switch (unitSystem) {
             case METRIC:
-                if (distance.greaterThan(Distance.of(500))) {
+                if (distance.greaterThan(Distance.ofKilometer(threshold))) {
                     return new Pair<>(StringUtils.formatDecimal(distance.toKM(), decimalCount), resources.getString(R.string.unit_kilometer));
                 } else {
                     return new Pair<>(StringUtils.formatDecimal(distance.toM(), decimalCount), resources.getString(R.string.unit_meter));
                 }
             case IMPERIAL:
-                if (distance.greaterThan(Distance.ofMile(0.5))) {
+                if (distance.greaterThan(Distance.ofMile(threshold))) {
                     return new Pair<>(StringUtils.formatDecimal(distance.toMI(), decimalCount), resources.getString(R.string.unit_mile));
                 } else {
                     return new Pair<>(StringUtils.formatDecimal(distance.toFT(), decimalCount), resources.getString(R.string.unit_feet));
                 }
+            case NAUTICAL_IMPERIAL:
+                if (distance.greaterThan(Distance.ofNauticalMile(threshold))) {
+                    return new Pair<>(StringUtils.formatDecimal(distance.toNauticalMiles(), decimalCount), resources.getString(R.string.unit_nautical_mile));
+                } else {
+                    return new Pair<>(StringUtils.formatDecimal(distance.toFT(), decimalCount), resources.getString(R.string.unit_feet));
+                }
             default:
                 throw new RuntimeException("Not implemented");
         }
@@ -80,8 +91,11 @@ public class DistanceFormatter {
 
         private UnitSystem unitSystem;
 
+        private double threshold;
+
         public Builder() {
             decimalCount = 2;
+            threshold = 0.5;
         }
 
         public Builder setDecimalCount(int decimalCount) {
@@ -94,8 +108,13 @@ public class DistanceFormatter {
             return this;
         }
 
+        public Builder setThreshold(double threshold) {
+            this.threshold = threshold;
+            return this;
+        }
+
         public DistanceFormatter build(Resources resource) {
-            return new DistanceFormatter(resource, decimalCount, unitSystem);
+            return new DistanceFormatter(resource, decimalCount, threshold, unitSystem);
         }
 
         public DistanceFormatter build(Context context) {

src/main/java/de/dennisguse/opentracks/data/models/Speed.java

@@ -15,7 +15,7 @@ public class Speed {
             return zero();
         }
 
-        return new Speed(distance.toM() / (duration.toMillis() * UnitConversions.MS_TO_S));
+        return new Speed(distance.toM() / (duration.toMillis() / (double) Duration.ofSeconds(1).toMillis()));
     }
 
     public static Speed of(double speed_mps) {
@@ -85,12 +85,23 @@ public class Speed {
         return speed_mps;
     }
 
+    /**
+     * We interpret {@link Speed} here as a {@link Distance} over 1h.
+     */
+    private Distance toH() {
+        return Distance.of(speed_mps * Duration.ofHours(1).toSeconds());
+    }
+
     public double toKMH() {
-        return speed_mps * UnitConversions.MPS_TO_KMH;
+        return toH().toKM();
     }
 
     public double toMPH() {
-        return toKMH() * UnitConversions.KM_TO_MI;
+        return toH().toMI();
+    }
+
+    public double toKnots() {
+        return toH().toNauticalMiles();
     }
 
     public Duration toPace(UnitSystem unitSystem) {
@@ -98,17 +109,7 @@ public class Speed {
             return Duration.ofSeconds(0);
         }
 
-        double distance = speed_mps;
-        switch (unitSystem) { //TODO Can we use to(UnitSystem)?
-            case METRIC:
-                distance *= UnitConversions.M_TO_KM;
-                break;
-            case IMPERIAL:
-                distance *= UnitConversions.M_TO_MI;
-                break;
-            default:
-                throw new RuntimeException("Not implemented");
-        }
+        double distance = Distance.of(speed_mps).toKM_Miles(unitSystem);
 
         return Duration.ofSeconds(Math.round(1 / distance));
     }
@@ -119,6 +120,8 @@ public class Speed {
                 return toKMH();
             case IMPERIAL:
                 return toMPH();
+            case NAUTICAL_IMPERIAL:
+                return toKnots();
             default:
                 throw new RuntimeException("Not implemented");
         }

src/main/java/de/dennisguse/opentracks/data/models/SpeedFormatter.java

@@ -47,6 +47,9 @@ public class SpeedFormatter {
             case IMPERIAL:
                 unitId = reportSpeedOrPace ? R.string.unit_mile_per_hour : R.string.unit_minute_per_mile;
                 break;
+            case NAUTICAL_IMPERIAL:
+                unitId = reportSpeedOrPace ? R.string.unit_knots : R.string.unit_minute_per_nautical_mile;
+                break;
             default:
                 throw new RuntimeException("Not implemented");
         }

src/main/java/de/dennisguse/opentracks/data/models/TrackPoint.java

@@ -46,7 +46,7 @@ public class TrackPoint {
     private Double longitude;
     private Distance horizontalAccuracy;
     private Distance verticalAccuracy;
-    private Altitude altitude;
+    private Altitude altitude; //TODO use Altitude.WGS84
     private Speed speed;
     private Float bearing;
     private Distance sensorDistance;
@@ -56,7 +56,7 @@ public class TrackPoint {
 
         SEGMENT_START_AUTOMATIC(-1), //Start of a segment due to too much distance from previous TrackPoint
         TRACKPOINT(0), //Just GPS data and may contain BLE sensor data
-        SENSORPOINT(2), //Just BLE sensor data; required to have speed and sensorDistance
+        SENSORPOINT(2), //Just BLE sensor data; may have speed and sensorDistance
 
         SEGMENT_END_MANUAL(1); //End of a segment
 

src/main/java/de/dennisguse/opentracks/data/models/UnitConversions.java

@@ -1,65 +0,0 @@
-/*
- * Copyright 2008 Google Inc.
- *
- * Licensed under the Apache License, Version 2.0 (the "License"); you may not
- * use this file except in compliance with the License. You may obtain a copy of
- * the License at
- *
- * http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
- * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
- * License for the specific language governing permissions and limitations under
- * the License.
- */
-package de.dennisguse.opentracks.data.models;
-
-/**
- * Unit conversion constants.
- *
- * @author Sandor Dornbush
- */
-public class UnitConversions {
-
-    // Time //TODO Use Duration
-    // multiplication factor to convert seconds to milliseconds
-    public static final long S_TO_MS = 1000;
-
-    // multiplication factor to convert milliseconds to seconds
-    @Deprecated
-    public static final double MS_TO_S = 1d / S_TO_MS;
-    // multiplication factor to convert minutes to seconds
-    @Deprecated
-    public static final double MIN_TO_S = 60.0;
-    // multiplication factor to convert seconds to minutes
-    @Deprecated
-    public static final double S_TO_MIN = 1 / MIN_TO_S;
-    // multiplication factor to convert minutes to hours
-    @Deprecated
-    public static final double MIN_TO_HR = 1 / 60.0;
-
-    // multiplication factor to convert kilometers to miles
-    public static final double KM_TO_MI = 0.621371192;
-
-    // Distance //TODO Make private to Distance class!
-    // multiplication factor to convert miles to feet
-    private static final double MI_TO_FT = 5280.0;
-    // multiplication factor to covert kilometers to meters
-    public static final double KM_TO_M = 1000.0;
-    // multiplication factor to convert meters to kilometers
-    public static final double M_TO_KM = 1 / KM_TO_M;
-    // multiplication factor to convert meters to miles
-    public static final double M_TO_MI = M_TO_KM * KM_TO_MI;
-    // multiplication factor to convert meters to feet
-    public static final double M_TO_FT = M_TO_MI * MI_TO_FT;
-    // multiplication factor to convert meters per second to kilometers per hour
-    public static final double MPS_TO_KMH = M_TO_KM / (S_TO_MIN * MIN_TO_HR);
-    // multiplication factor to convert miles to km
-    public static final double MI_TO_KM = 1 / KM_TO_MI;
-    // multiplication factor to convert miles to m
-    public static final double MI_TO_M = MI_TO_KM * KM_TO_M;
-
-    private UnitConversions() {
-    }
-}

src/main/java/de/dennisguse/opentracks/fragments/StatisticsRecordedFragment.java

@@ -182,7 +182,7 @@ public class StatisticsRecordedFragment extends Fragment {
     private void loadTrackDescription(@NonNull Track track) {
         viewBinding.statsNameValue.setText(track.getName());
         viewBinding.statsDescriptionValue.setText(track.getDescription());
-        viewBinding.statsStartDatetimeValue.setText(StringUtils.formatDateTime(track.getStartTime()));
+        viewBinding.statsStartDatetimeValue.setText(StringUtils.formatDateTimeWithOffsetIfDifferent(track.getStartTime()));
     }
 
     private void updateUI() {

src/main/java/de/dennisguse/opentracks/introduction/IntroductionActivity.java

@@ -0,0 +1,93 @@
+package de.dennisguse.opentracks.introduction;
+
+import android.content.Intent;
+import android.os.Bundle;
+import android.view.View;
+
+import androidx.annotation.NonNull;
+import androidx.core.splashscreen.SplashScreen;
+import androidx.fragment.app.Fragment;
+import androidx.fragment.app.FragmentActivity;
+import androidx.viewpager2.adapter.FragmentStateAdapter;
+
+import java.util.List;
+
+import de.dennisguse.opentracks.AbstractActivity;
+import de.dennisguse.opentracks.TrackListActivity;
+import de.dennisguse.opentracks.databinding.IntroductionBinding;
+import de.dennisguse.opentracks.settings.PreferencesUtils;
+import de.dennisguse.opentracks.util.IntentUtils;
+
+public class IntroductionActivity extends AbstractActivity {
+
+    private IntroductionBinding viewBinding;
+
+    @Override
+    protected void onCreate(Bundle savedInstanceState) {
+        SplashScreen.installSplashScreen(this);
+
+        super.onCreate(savedInstanceState);
+
+        if (!PreferencesUtils.shouldShowIntroduction()) {
+            startActivity(new Intent(this, TrackListActivity.class));
+            finish();
+        }
+
+        viewBinding.nextButton.setOnClickListener(v -> {
+            int nextItemId = viewBinding.introductionViewPager.getCurrentItem() + 1;
+            if (nextItemId < viewBinding.introductionViewPager.getAdapter().getItemCount()) {
+                viewBinding.introductionViewPager.setCurrentItem(nextItemId);
+            } else {
+                PreferencesUtils.setShowIntroduction(false);
+                startActivity(IntentUtils.newIntent(this, TrackListActivity.class));
+                finish();
+            }
+        });
+        viewBinding.introductionViewPager.setAdapter(new CustomFragmentPagerAdapter(this));
+        viewBinding.introductionViewPager.setUserInputEnabled(false);
+    }
+
+    @Override
+    protected View getRootView() {
+        viewBinding = IntroductionBinding.inflate(getLayoutInflater());
+        return viewBinding.getRoot();
+    }
+
+    @Override
+    protected void onDestroy() {
+        super.onDestroy();
+        viewBinding = null;
+    }
+
+    private static class CustomFragmentPagerAdapter extends FragmentStateAdapter {
+
+        private static final List<FragmentCreator> fragmentCreators = List.of(
+                (FragmentCreator) WelcomeFragment::newInstance,
+                (FragmentCreator) OSMDashboardFragment::newInstance
+        );
+
+        public CustomFragmentPagerAdapter(@NonNull FragmentActivity fa) {
+            super(fa);
+        }
+
+        @NonNull
+        @Override
+        public Fragment createFragment(int position) {
+            FragmentCreator fc = fragmentCreators.get(position);
+            if (fc != null) {
+                return fc.newInstance();
+            }
+
+            throw new RuntimeException("There isn't Fragment associated with the position: " + position);
+        }
+
+        @Override
+        public int getItemCount() {
+            return fragmentCreators.size();
+        }
+    }
+
+    private interface FragmentCreator {
+        Fragment newInstance();
+    }
+}

src/main/java/de/dennisguse/opentracks/introduction/OSMDashboardFragment.java

@@ -0,0 +1,32 @@
+package de.dennisguse.opentracks.introduction;
+
+import android.os.Bundle;
+import android.view.LayoutInflater;
+import android.view.View;
+import android.view.ViewGroup;
+
+import androidx.annotation.NonNull;
+import androidx.fragment.app.Fragment;
+
+import de.dennisguse.opentracks.databinding.OsmDashboardBinding;
+
+public class OSMDashboardFragment extends Fragment {
+
+    public static OSMDashboardFragment newInstance() {
+        return new OSMDashboardFragment();
+    }
+
+    private OsmDashboardBinding viewBinding;
+
+    @Override
+    public View onCreateView(@NonNull LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) {
+        viewBinding = OsmDashboardBinding.inflate(inflater, container, false);
+        return viewBinding.getRoot();
+    }
+
+    @Override
+    public void onDestroy() {
+        super.onDestroy();
+        viewBinding = null;
+    }
+}

src/main/java/de/dennisguse/opentracks/introduction/WelcomeFragment.java

@@ -0,0 +1,37 @@
+package de.dennisguse.opentracks.introduction;
+
+import android.os.Bundle;
+import android.view.LayoutInflater;
+import android.view.View;
+import android.view.ViewGroup;
+
+import androidx.annotation.NonNull;
+import androidx.fragment.app.Fragment;
+
+import de.dennisguse.opentracks.databinding.WelcomeBinding;
+
+public class WelcomeFragment extends Fragment {
+
+    public static WelcomeFragment newInstance() {
+        return new WelcomeFragment();
+    }
+
+    private WelcomeBinding viewBinding;
+
+    @Override
+    public void onCreate(Bundle savedInstanceState) {
+        super.onCreate(savedInstanceState);
+    }
+
+    @Override
+    public View onCreateView(@NonNull LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) {
+        viewBinding = WelcomeBinding.inflate(inflater, container, false);
+        return viewBinding.getRoot();
+    }
+
+    @Override
+    public void onDestroy() {
+        super.onDestroy();
+        viewBinding = null;
+    }
+}

src/main/java/de/dennisguse/opentracks/io/file/TrackFileFormat.java

@@ -1,6 +1,12 @@
 package de.dennisguse.opentracks.io.file;
 
 import android.content.Context;
+import android.content.res.Resources;
+
+import java.util.Arrays;
+import java.util.LinkedHashMap;
+import java.util.Locale;
+import java.util.Map;
 
 import de.dennisguse.opentracks.R;
 import de.dennisguse.opentracks.data.ContentProviderUtils;
@@ -128,6 +134,23 @@ public enum TrackFileFormat {
         this.preferenceId = preferenceId;
     }
 
+    public static Map<String, String> toPreferenceIdLabelMap(final Resources resources, final TrackFileFormat ... trackFileFormats) {
+        Map<String, String> preferenceIdLabelMap = new LinkedHashMap<>(trackFileFormats.length);
+        for (TrackFileFormat trackFileFormat : trackFileFormats) {
+            String trackFileFormatUpperCase = trackFileFormat.getExtension().toUpperCase(Locale.US); //ASCII upper case
+            int photoMessageId = trackFileFormat.includesPhotos() ? R.string.export_with_photos : R.string.export_without_photos;
+            preferenceIdLabelMap.put(trackFileFormat.getPreferenceId(), String.format("%s (%s)", trackFileFormatUpperCase, resources.getString(photoMessageId)));
+        }
+        return preferenceIdLabelMap;
+    }
+
+    public static TrackFileFormat valueOfPreferenceId(final String preferenceId) {
+        return Arrays.stream(values())
+                .filter(trackFileFormat -> trackFileFormat.getPreferenceId().equals(preferenceId))
+                .findFirst()
+                .orElse(null);
+    }
+
     /**
      * Returns the mime type for each format.
      */

src/main/java/de/dennisguse/opentracks/io/file/exporter/ExportActivity.java

@@ -39,6 +39,7 @@ import de.dennisguse.opentracks.data.tables.TracksColumns;
 import de.dennisguse.opentracks.databinding.ExportActivityBinding;
 import de.dennisguse.opentracks.io.file.ErrorListDialog;
 import de.dennisguse.opentracks.io.file.TrackFileFormat;
+import de.dennisguse.opentracks.settings.PreferencesUtils;
 import de.dennisguse.opentracks.util.ExportUtils;
 import de.dennisguse.opentracks.util.FileUtils;
 
@@ -234,7 +235,7 @@ public class ExportActivity extends FragmentActivity implements ExportServiceRes
      * @param conflictResolution conflict resolution to be applied if needed.
      */
     private void export(Track track, int conflictResolution) {
-        boolean fileExists = ExportUtils.isExportFileExists(track.getUuid(), trackFileFormat.getExtension(), directoryFiles);
+        boolean fileExists = exportFileExists(track);
 
         if (fileExists && conflictResolution == CONFLICT_NONE) {
             conflict(track);
@@ -250,6 +251,11 @@ public class ExportActivity extends FragmentActivity implements ExportServiceRes
         export(track, autoConflict);
     }
 
+    private boolean exportFileExists(Track track) {
+        String filename = PreferencesUtils.getTrackFileformatGenerator().format(track, trackFileFormat);
+        return directoryFiles.stream().anyMatch(filename::equals);
+    }
+
     private void setConflictVisibility(int visibility) {
         viewBinding.exportProgressAlertIcon.setVisibility(visibility);
         viewBinding.exportProgressAlertMsg.setVisibility(visibility);
@@ -315,7 +321,7 @@ public class ExportActivity extends FragmentActivity implements ExportServiceRes
     public void onExportSuccess(Track.Id trackId) {
         Track track = contentProviderUtils.getTrack(trackId);
 
-        if (ExportUtils.isExportFileExists(track.getUuid(), trackFileFormat.getExtension(), directoryFiles)) {
+        if (exportFileExists(track)) {
             trackExportOverwrittenCount++;
         } else {
             trackExportSuccessCount++;

src/main/java/de/dennisguse/opentracks/io/file/exporter/GPXTrackExporter.java

@@ -146,13 +146,10 @@ public class GPXTrackExporter implements TrackExporter {
 
                 switch (trackPoint.getType()) {
                     case SEGMENT_START_MANUAL:
-                        if (wroteSegment) writeCloseSegment();
-                        writeOpenSegment();
-                        wroteSegment = true;
                         Log.i(TAG, "Exporting " + TrackPoint.Type.SEGMENT_START_MANUAL.name() + " is not supported.");
                         break;
                     case SEGMENT_END_MANUAL:
-                        writeCloseSegment();
+                        if (wroteSegment) writeCloseSegment();
                         wroteSegment = false;
                         Log.i(TAG, "Exporting " + TrackPoint.Type.SEGMENT_END_MANUAL.name() + " is not supported.");
                         break;

src/main/java/de/dennisguse/opentracks/io/file/exporter/KMLTrackExporter.java

@@ -44,7 +44,8 @@ import de.dennisguse.opentracks.ui.markers.MarkerUtils;
 import de.dennisguse.opentracks.util.StringUtils;
 
 /**
- * Convert {@link Track} incl. {@link Marker} and {@link TrackPoint} to KML.
+ * Convert {@link Track} incl. {@link Marker} and {@link TrackPoint} to KML version 2.3.
+ * https://docs.opengeospatial.org/is/12-007r2/12-007r2.html
  *
  * @author Sandor Dornbush
  * @author Rodrigo Damazio
@@ -58,6 +59,8 @@ public class KMLTrackExporter implements TrackExporter {
     private static final String TRACK_STYLE = "track";
     private static final String SCHEMA_ID = "schema";
 
+    public static final String EXTENDED_DATA_TYPE_CATEGORY = "type";
+
     public static final String EXTENDED_DATA_TYPE_SPEED = "speed";
     public static final String EXTENDED_DATA_TYPE_DISTANCE = "distance";
     public static final String EXTENDED_DATA_TYPE_CADENCE = "cadence";
@@ -68,9 +71,6 @@ public class KMLTrackExporter implements TrackExporter {
     public static final String EXTENDED_DATA_TYPE_ACCURACY_HORIZONTAL = "accuracy_horizontal";
     public static final String EXTENDED_DATA_TYPE_ACCURACY_VERTICAL = "accuracy_vertical";
 
-    private static final String MARKER_ICON = "http://maps.google.com/mapfiles/kml/pushpin/blue-pushpin.png";
-    private static final String TRACK_ICON = "http://earth.google.com/images/kml-icons/track-directional/track-0.png";
-
     private static final NumberFormat SENSOR_DATA_FORMAT = NumberFormat.getInstance(Locale.US);
 
     static {
@@ -227,11 +227,13 @@ public class KMLTrackExporter implements TrackExporter {
     private void writeHeader(Track[] tracks) {
         if (printWriter != null) {
             printWriter.println("<?xml version=\"1.0\" encoding=\"UTF-8\"?>");
-            printWriter.println("<kml xmlns=\"http://www.opengis.net/kml/2.2\"");
-            printWriter.println("xmlns:gx=\"http://www.google.com/kml/ext/2.2\"");
+            printWriter.println("<kml xmlns=\"http://www.opengis.net/kml/2.3\"");
             printWriter.println("xmlns:atom=\"http://www.w3.org/2005/Atom\"");
             printWriter.println("xmlns:opentracks=\"http://opentracksapp.com/xmlschemas/v1\">");
-            //TODO ADD xsi:schemaLocation here!
+            //TODO ADD xsi:schemaLocation for atom
+            printWriter.println("xsi:schemaLocation=" +
+                    "\"http://www.opengis.net/kml/2.3 http://schemas.opengis.net/kml/2.3/ogckml23.xsd"
+                    + " http://opentracksapp.com/xmlschemas/v1 http://opentracksapp.com/xmlschemas/OpenTracks_v1.xsd\">");
 
             printWriter.println("<Document>");
             printWriter.println("<open>1</open>");
@@ -312,16 +314,16 @@ public class KMLTrackExporter implements TrackExporter {
 
             printWriter.println("<styleUrl>#" + TRACK_STYLE + "</styleUrl>");
             writeCategory(track.getCategory());
-            printWriter.println("<gx:MultiTrack>");
+            printWriter.println("<MultiTrack>");
             printWriter.println("<altitudeMode>absolute</altitudeMode>");
-            printWriter.println("<gx:interpolate>1</gx:interpolate>");
+            printWriter.println("<interpolate>1</interpolate>");
         }
     }
 
 
     private void writeEndTrack() {
         if (printWriter != null) {
-            printWriter.println("</gx:MultiTrack>");
+            printWriter.println("</MultiTrack>");
             printWriter.println("</Placemark>");
         }
     }
@@ -329,7 +331,7 @@ public class KMLTrackExporter implements TrackExporter {
     @VisibleForTesting
     void writeOpenSegment() {
         if (printWriter != null) {
-            printWriter.println("<gx:Track>");
+            printWriter.println("<Track>");
             speedList.clear();
             distanceList.clear();
             powerList.clear();
@@ -376,7 +378,7 @@ public class KMLTrackExporter implements TrackExporter {
             }
             printWriter.println("</SchemaData>");
             printWriter.println("</ExtendedData>");
-            printWriter.println("</gx:Track>");
+            printWriter.println("</Track>");
         }
     }
 
@@ -386,9 +388,9 @@ public class KMLTrackExporter implements TrackExporter {
             printWriter.println("<when>" + getTime(zoneOffset, trackPoint.getLocation()) + "</when>");
 
             if (trackPoint.hasLocation()) {
-                printWriter.println("<gx:coord>" + getCoordinates(trackPoint.getLocation(), " ") + "</gx:coord>");
+                printWriter.println("<coord>" + getCoordinates(trackPoint.getLocation(), " ") + "</coord>");
             } else {
-                printWriter.println("<gx:coord/>");
+                printWriter.println("<coord/>");
             }
             speedList.add(trackPoint.hasSpeed() ? (float) trackPoint.getSpeed().toMPS() : null);
 
@@ -411,16 +413,16 @@ public class KMLTrackExporter implements TrackExporter {
      * @param name the name of the simple array data
      */
     private void writeSimpleArrayData(List<Float> list, String name) {
-        printWriter.println("<gx:SimpleArrayData name=\"" + name + "\">");
+        printWriter.println("<SimpleArrayData name=\"" + name + "\">");
         for (int i = 0; i < list.size(); i++) {
             Float value = list.get(i);
             if (value == null) {
-                printWriter.println("<gx:value />");
+                printWriter.println("<value />");
             } else {
-                printWriter.println("<gx:value>" + SENSOR_DATA_FORMAT.format(value) + "</gx:value>");
+                printWriter.println("<value>" + SENSOR_DATA_FORMAT.format(value) + "</value>");
             }
         }
-        printWriter.println("</gx:SimpleArrayData>");
+        printWriter.println("</SimpleArrayData>");
     }
 
     /**
@@ -524,7 +526,7 @@ public class KMLTrackExporter implements TrackExporter {
             return;
         }
         printWriter.println("<ExtendedData>");
-        printWriter.println("<Data name=\"type\"><value>" + StringUtils.formatCData(category) + "</value></Data>");
+        printWriter.println("<Data name=\"" + EXTENDED_DATA_TYPE_CATEGORY + "\"><value>" + StringUtils.formatCData(category) + "</value></Data>");
         printWriter.println("</ExtendedData>");
     }
 
@@ -536,7 +538,7 @@ public class KMLTrackExporter implements TrackExporter {
         printWriter.println("<LineStyle><color>7f0000ff</color><width>4</width></LineStyle>");
         printWriter.println("<IconStyle>");
         printWriter.println("<scale>1.3</scale>");
-        printWriter.println("<Icon><href>" + TRACK_ICON + "</href></Icon>");
+        printWriter.println("<Icon />");
         printWriter.println("</IconStyle>");
         printWriter.println("</Style>");
     }
@@ -546,9 +548,7 @@ public class KMLTrackExporter implements TrackExporter {
      */
     private void writePlacemarkerStyle() {
         printWriter.println("<Style id=\"" + KMLTrackExporter.MARKER_STYLE + "\"><IconStyle>");
-        printWriter.println("<scale>1.3</scale>");
-        printWriter.println("<Icon><href>" + KMLTrackExporter.MARKER_ICON + "</href></Icon>");
-        printWriter.println("<hotSpot x=\"" + 20 + "\" y=\"" + 2 + "\" xunits=\"pixels\" yunits=\"pixels\"/>");
+        printWriter.println("<Icon />");
         printWriter.println("</IconStyle></Style>");
     }
 
@@ -559,8 +559,8 @@ public class KMLTrackExporter implements TrackExporter {
      * @param extendedDataType the extended data display name
      */
     private void writeSimpleArrayStyle(String name, String extendedDataType) {
-        printWriter.println("<gx:SimpleArrayField name=\"" + name + "\" type=\"float\">");
+        printWriter.println("<SimpleArrayField name=\"" + name + "\" type=\"float\">");
         printWriter.println("<displayName>" + StringUtils.formatCData(extendedDataType) + "</displayName>");
-        printWriter.println("</gx:SimpleArrayField>");
+        printWriter.println("</SimpleArrayField>");
     }
 }

src/main/java/de/dennisguse/opentracks/io/file/importer/DirectoryChooserActivity.java

@@ -17,8 +17,8 @@ import androidx.documentfile.provider.DocumentFile;
 
 import de.dennisguse.opentracks.R;
 import de.dennisguse.opentracks.io.file.exporter.ExportActivity;
-import de.dennisguse.opentracks.util.IntentUtils;
 import de.dennisguse.opentracks.settings.PreferencesUtils;
+import de.dennisguse.opentracks.util.IntentUtils;
 
 public abstract class DirectoryChooserActivity extends AppCompatActivity {
 

src/main/java/de/dennisguse/opentracks/io/file/importer/ImportViewModel.java

@@ -11,7 +11,6 @@ import androidx.lifecycle.LiveData;
 import androidx.lifecycle.MutableLiveData;
 
 import java.util.ArrayList;
-import java.util.Collection;
 import java.util.List;
 import java.util.stream.Collectors;
 
@@ -48,7 +47,14 @@ public class ImportViewModel extends AndroidViewModel implements ImportServiceRe
     }
 
     private void loadData(List<DocumentFile> documentFiles) {
-        List<DocumentFile> fileList = documentFiles.stream().map(FileUtils::getFiles).flatMap(Collection::stream).collect(Collectors.toList());
+        List<ArrayList<DocumentFile>> nestedFileList = documentFiles.stream()
+                .map(FileUtils::getFiles)
+                // TODO flatMap(Collection::stream) fails with ClassCastException; try in the future again
+                .collect(Collectors.toList());
+
+        List<DocumentFile> fileList = new ArrayList<>();
+        nestedFileList.forEach(fileList::addAll);
+
         summary.totalCount = fileList.size();
         filesToImport.addAll(fileList);
         importNextFile();

src/main/java/de/dennisguse/opentracks/io/file/importer/KmlTrackImporter.java

@@ -41,7 +41,7 @@ import de.dennisguse.opentracks.io.file.exporter.KMLTrackExporter;
 import de.dennisguse.opentracks.util.StringUtils;
 
 /**
- * Imports a KML file.
+ * Imports a KML file; preferred version: KML2.3, but also supports KML2.2.
  *
  * @author Jimmy Shih
  */
@@ -54,18 +54,31 @@ public class KmlTrackImporter extends DefaultHandler implements XMLImporter.Trac
     private static final String TAG_COORDINATES = "coordinates";
     private static final String TAG_DESCRIPTION = "description";
     private static final String TAG_ICON = "icon";
-    private static final String TAG_GX_COORD = "gx:coord";
-    private static final String TAG_GX_MULTI_TRACK = "gx:MultiTrack";
-    private static final String TAG_GX_SIMPLE_ARRAY_DATA = "gx:SimpleArrayData";
-    private static final String TAG_GX_TRACK = "gx:Track";
-    private static final String TAG_GX_VALUE = "gx:value";
+
+    private static final String TAG_COORD = "coord";
+    private static final String TAG_KML22_COORD = "gx:coord";
+
+    private static final String TAG_MULTI_TRACK = "MultiTrack";
+    private static final String TAG_KML22_MULTI_TRACK = "gx:MultiTrack";
+
+    private static final String TAG_DATA_CATEGORY = "Data"; //used for Track.category
+
+    private static final String TAG_SIMPLE_ARRAY_DATA = "SimpleArrayData";
+    private static final String TAG_KML22_SIMPLE_ARRAY_DATA = "gx:SimpleArrayData";
+
+    private static final String TAG_TRACK = "Track";
+    private static final String TAG_KML22_TRACK = "gx:Track";
+
+    private static final String TAG_VALUE = "value";
+    private static final String TAG_KML22_VALUE = "gx:value";
+
     private static final String TAG_HREF = "href";
     private static final String TAG_KML = "kml";
     private static final String TAG_NAME = "name";
     private static final String TAG_PHOTO_OVERLAY = "PhotoOverlay";
     private static final String TAG_PLACEMARK = "Placemark";
     private static final String TAG_STYLE_URL = "styleUrl";
-    private static final String TAG_VALUE = "value";
+    //    private static final String TAG_VALUE = "value"; TODO
     private static final String TAG_WHEN = "when";
     private static final String TAG_UUID = "opentracks:trackid";
 
@@ -81,7 +94,7 @@ public class KmlTrackImporter extends DefaultHandler implements XMLImporter.Trac
     private final ArrayList<Instant> whenList = new ArrayList<>();
     private final ArrayList<Location> locationList = new ArrayList<>();
 
-    private String extendedDataType;
+    private String dataType;
     private final ArrayList<Float> sensorSpeedList = new ArrayList<>();
     private final ArrayList<Float> sensorDistanceList = new ArrayList<>();
     private final ArrayList<Float> sensorCadenceList = new ArrayList<>();
@@ -128,17 +141,21 @@ public class KmlTrackImporter extends DefaultHandler implements XMLImporter.Trac
                 // Note that a track is contained in a Placemark, calling onMarkerStart will clear various track variables like name, category, and description.
                 onMarkerStart();
                 break;
-            case TAG_GX_MULTI_TRACK:
+            case TAG_MULTI_TRACK:
+            case TAG_KML22_MULTI_TRACK:
                 trackImporter.newTrack();
                 break;
-            case TAG_GX_TRACK:
+            case TAG_TRACK:
+            case TAG_KML22_TRACK:
                 if (trackImporter == null) {
-                    throw new SAXException("No " + TAG_GX_MULTI_TRACK);
+                    throw new SAXException("Missing " + TAG_MULTI_TRACK);
                 }
                 onTrackSegmentStart();
                 break;
-            case TAG_GX_SIMPLE_ARRAY_DATA:
-                onExtendedDataStart(attributes);
+            case TAG_DATA_CATEGORY:
+            case TAG_SIMPLE_ARRAY_DATA:
+            case TAG_KML22_SIMPLE_ARRAY_DATA:
+                dataType = attributes.getValue(ATTRIBUTE_NAME);
                 break;
         }
     }
@@ -162,18 +179,28 @@ public class KmlTrackImporter extends DefaultHandler implements XMLImporter.Trac
             case TAG_COORDINATES:
                 onMarkerLocationEnd();
                 break;
-            case TAG_GX_MULTI_TRACK:
+            case TAG_MULTI_TRACK:
+            case TAG_KML22_MULTI_TRACK:
                 trackImporter.setTrack(context, name, uuid, description, category, icon, zoneOffset);
                 zoneOffset = null;
                 break;
-            case TAG_GX_TRACK:
+            case TAG_TRACK:
+            case TAG_KML22_TRACK:
                 onTrackSegmentEnd();
                 break;
-            case TAG_GX_COORD:
+            case TAG_COORD:
+            case TAG_KML22_COORD:
                 onCoordEnded();
                 break;
-            case TAG_GX_VALUE:
-                onExtendedDataValueEnd();
+            case TAG_VALUE:
+            case TAG_KML22_VALUE:
+                if (KMLTrackExporter.EXTENDED_DATA_TYPE_CATEGORY.equals(dataType)) {
+                    if (content != null) {
+                        category = content.trim();
+                    }
+                } else {
+                    onExtendedDataValueEnd();
+                }
                 break;
             case TAG_NAME:
                 if (content != null) {
@@ -195,11 +222,6 @@ public class KmlTrackImporter extends DefaultHandler implements XMLImporter.Trac
                     icon = content.trim();
                 }
                 break;
-            case TAG_VALUE:
-                if (content != null) {
-                    category = content.trim();
-                }
-                break;
             case TAG_WHEN:
                 if (content != null) {
                     try {
@@ -401,11 +423,6 @@ public class KmlTrackImporter extends DefaultHandler implements XMLImporter.Trac
         return location;
     }
 
-
-    private void onExtendedDataStart(Attributes attributes) {
-        extendedDataType = attributes.getValue(ATTRIBUTE_NAME);
-    }
-
     private void onExtendedDataValueEnd() throws SAXException {
         Float value = null;
         if (content != null) {
@@ -414,11 +431,11 @@ public class KmlTrackImporter extends DefaultHandler implements XMLImporter.Trac
                 try {
                     value = Float.parseFloat(content);
                 } catch (NumberFormatException e) {
-                    throw new SAXException(createErrorMessage("Unable to parse gx:value:" + content), e);
+                    throw new SAXException(createErrorMessage("Unable to parse value:" + content), e);
                 }
             }
         }
-        switch (extendedDataType) {
+        switch (dataType) {
             case KMLTrackExporter.EXTENDED_DATA_TYPE_SPEED:
                 sensorSpeedList.add(value);
                 break;
@@ -447,7 +464,7 @@ public class KmlTrackImporter extends DefaultHandler implements XMLImporter.Trac
                 accuracyVertical.add(value);
                 break;
             default:
-                Log.w(TAG, "Data from extended data " + extendedDataType + " is not (yet) supported.");
+                Log.w(TAG, "Data from extended data " + dataType + " is not (yet) supported.");
         }
     }
 

src/main/java/de/dennisguse/opentracks/io/file/importer/TrackImporter.java

@@ -25,6 +25,7 @@ import de.dennisguse.opentracks.data.models.Marker;
 import de.dennisguse.opentracks.data.models.Speed;
 import de.dennisguse.opentracks.data.models.Track;
 import de.dennisguse.opentracks.data.models.TrackPoint;
+import de.dennisguse.opentracks.settings.PreferencesUtils;
 import de.dennisguse.opentracks.stats.TrackStatistics;
 import de.dennisguse.opentracks.stats.TrackStatisticsUpdater;
 import de.dennisguse.opentracks.ui.markers.MarkerUtils;
@@ -290,4 +291,5 @@ public class TrackImporter {
     public void cleanImport() {
         contentProviderUtils.deleteTracks(context, trackIds);
     }
+
 }

src/main/java/de/dennisguse/opentracks/publicapi/AbstractAPIActivity.java

@@ -6,6 +6,7 @@ import android.widget.Toast;
 
 import androidx.annotation.Nullable;
 import androidx.appcompat.app.AppCompatActivity;
+import androidx.core.splashscreen.SplashScreen;
 
 import de.dennisguse.opentracks.R;
 import de.dennisguse.opentracks.services.TrackRecordingService;
@@ -30,11 +31,14 @@ public abstract class AbstractAPIActivity extends AppCompatActivity {
 
     @Override
     protected void onCreate(@Nullable Bundle savedInstanceState) {
+        SplashScreen splashScreen = SplashScreen.installSplashScreen(this);
         super.onCreate(savedInstanceState);
+        splashScreen.setKeepOnScreenCondition(() -> true );
+
         if (PreferencesUtils.isPublicAPIenabled()) {
             Log.i(TAG, "Received and trying to execute requested action.");
             new TrackRecordingServiceConnection(serviceConnectedCallback)
-                    .startAndBind(this);
+                    .startAndBind(this, isStartServiceForeground());
         } else {
             Toast.makeText(this, getString(R.string.settings_public_api_disabled_toast), Toast.LENGTH_LONG).show();
             Log.w(TAG, "Public API is disabled; ignoring request.");
@@ -42,6 +46,10 @@ public abstract class AbstractAPIActivity extends AppCompatActivity {
         }
     }
 
+    protected boolean isStartServiceForeground() {
+        return false;
+    }
+
     protected abstract void execute(TrackRecordingService service);
 
     protected abstract boolean isPostExecuteStopService();

src/main/java/de/dennisguse/opentracks/publicapi/StartRecording.java

@@ -2,28 +2,68 @@ package de.dennisguse.opentracks.publicapi;
 
 import android.os.Bundle;
 
+import androidx.annotation.NonNull;
+
+import de.dennisguse.opentracks.data.ContentProviderUtils;
 import de.dennisguse.opentracks.data.models.Track;
 import de.dennisguse.opentracks.services.TrackRecordingService;
 import de.dennisguse.opentracks.settings.PreferencesUtils;
 import de.dennisguse.opentracks.util.IntentDashboardUtils;
+import de.dennisguse.opentracks.util.TrackUtils;
 
 public class StartRecording extends AbstractAPIActivity {
+
+    public static final String EXTRA_TRACK_NAME = "TRACK_NAME";
+    public static final String EXTRA_TRACK_CATEGORY = "TRACK_CATEGORY";
+    public static final String EXTRA_TRACK_ICON = "TRACK_ICON";
+    public static final String EXTRA_TRACK_DESCRIPTION = "TRACK_DESCRIPTION";
+
+    public static final String EXTRA_STATS_TARGET_PACKAGE = "STATS_TARGET_PACKAGE";
+    public static final String EXTRA_STATS_TARGET_CLASS = "STATS_TARGET_CLASS";
+
     private static final String TAG = StartRecording.class.getSimpleName();
 
     protected void execute(TrackRecordingService service) {
         Track.Id trackId = service.startNewTrack();
-        if ((trackId != null) && (PreferencesUtils.isPublicAPIDashboardEnabled())) {
+        if (trackId != null) {
             Bundle bundle = getIntent().getExtras();
             if (bundle != null) {
-                String targetPackage = bundle.getString("STATS_TARGET_PACKAGE", null);
-                String targetClass = bundle.getString("STATS_TARGET_CLASS", null);
-                IntentDashboardUtils.startDashboard(this, true, targetPackage, targetClass, trackId);
+                updateTrackMetadata(trackId, bundle);
+
+                if (PreferencesUtils.isPublicAPIDashboardEnabled()) {
+                    startDashboardAPI(trackId, bundle);
+                }
             }
         }
     }
 
+    private void updateTrackMetadata(@NonNull Track.Id trackId, @NonNull Bundle bundle) {
+        ContentProviderUtils contentProviderUtils = new ContentProviderUtils(this);
+        Track track = contentProviderUtils.getTrack(trackId);
+
+        TrackUtils.updateTrack(this, track,
+                bundle.getString(EXTRA_TRACK_NAME, null),
+                bundle.getString(EXTRA_TRACK_CATEGORY, null),
+                bundle.getString(EXTRA_TRACK_ICON, null),
+                bundle.getString(EXTRA_TRACK_DESCRIPTION, null),
+                contentProviderUtils);
+    }
+
+    private void startDashboardAPI(@NonNull Track.Id trackId, @NonNull Bundle bundle) {
+        String targetPackage = bundle.getString(EXTRA_STATS_TARGET_PACKAGE, null);
+        String targetClass = bundle.getString(EXTRA_STATS_TARGET_CLASS, null);
+        if (targetClass != null && targetPackage != null) {
+            IntentDashboardUtils.startDashboard(this, true, targetPackage, targetClass, trackId);
+        }
+    }
+
     @Override
     protected boolean isPostExecuteStopService() {
         return false;
     }
+
+    @Override
+    protected boolean isStartServiceForeground() {
+        return true;
+    }
 }

src/main/java/de/dennisguse/opentracks/sensors/AltitudeSumManager.java

@@ -5,12 +5,15 @@ import android.hardware.Sensor;
 import android.hardware.SensorEvent;
 import android.hardware.SensorEventListener;
 import android.hardware.SensorManager;
+import android.os.Handler;
 import android.util.Log;
 
 import androidx.annotation.NonNull;
 import androidx.annotation.Nullable;
 import androidx.annotation.VisibleForTesting;
 
+import java.util.concurrent.TimeUnit;
+
 import de.dennisguse.opentracks.data.models.TrackPoint;
 
 /**
@@ -29,7 +32,7 @@ public class AltitudeSumManager implements SensorEventListener {
     private Float altitudeGain_m;
     private Float altitudeLoss_m;
 
-    public void start(Context context) {
+    public void start(Context context, Handler handler) {
         SensorManager sensorManager = (SensorManager) context.getSystemService(Context.SENSOR_SERVICE);
 
         Sensor pressureSensor = sensorManager.getDefaultSensor(Sensor.TYPE_PRESSURE);
@@ -37,7 +40,7 @@ public class AltitudeSumManager implements SensorEventListener {
             Log.w(TAG, "No pressure sensor available.");
             isConnected = false;
         } else {
-            isConnected = sensorManager.registerListener(this, pressureSensor, SensorManager.SENSOR_DELAY_FASTEST);
+            isConnected = sensorManager.registerListener(this, pressureSensor, (int) TimeUnit.SECONDS.toMicros(5), handler);
         }
 
         lastAcceptedPressureValue_hPa = Float.NaN;

src/main/java/de/dennisguse/opentracks/sensors/BluetoothConnectionManager.java

@@ -30,16 +30,11 @@ import android.util.Log;
 
 import androidx.annotation.NonNull;
 
+import java.util.List;
+import java.util.Optional;
 import java.util.UUID;
 
-import de.dennisguse.opentracks.data.models.Cadence;
-import de.dennisguse.opentracks.data.models.HeartRate;
-import de.dennisguse.opentracks.data.models.Power;
 import de.dennisguse.opentracks.sensors.sensorData.SensorData;
-import de.dennisguse.opentracks.sensors.sensorData.SensorDataCycling;
-import de.dennisguse.opentracks.sensors.sensorData.SensorDataCyclingPower;
-import de.dennisguse.opentracks.sensors.sensorData.SensorDataHeartRate;
-import de.dennisguse.opentracks.sensors.sensorData.SensorDataRunning;
 
 /**
  * Manages connection to a Bluetooth LE sensor and subscribes for onChange-notifications.
@@ -51,8 +46,7 @@ public abstract class BluetoothConnectionManager<DataType> {
 
     private final SensorDataObserver observer;
 
-    private final UUID serviceUUUID;
-    private final UUID measurementUUID;
+    private final List<ServiceMeasurementUUID> serviceMeasurementUUIDs;
     private BluetoothGatt bluetoothGatt;
 
     private final BluetoothGattCallback connectCallback = new BluetoothGattCallback() {
@@ -81,15 +75,24 @@ public abstract class BluetoothConnectionManager<DataType> {
 
         @Override
         public void onServicesDiscovered(@NonNull BluetoothGatt gatt, int status) {
-            BluetoothGattService service = gatt.getService(serviceUUUID);
-            if (service == null) {
-                Log.e(TAG, "Could not get service for address=" + gatt.getDevice().getAddress() + " serviceUUID=" + serviceUUUID);
+            BluetoothGattService gattService = null;
+            ServiceMeasurementUUID serviceMeasurement = null;
+            for (ServiceMeasurementUUID s : serviceMeasurementUUIDs) {
+                gattService = gatt.getService(s.getServiceUUID());
+                if (gattService != null) {
+                    serviceMeasurement = s;
+                    break;
+                }
+            }
+
+            if (gattService == null) {
+                Log.e(TAG, "Could not get gattService for address=" + gatt.getDevice().getAddress() + " serviceUUID=" + serviceMeasurement);
                 return;
             }
 
-            BluetoothGattCharacteristic characteristic = service.getCharacteristic(measurementUUID);
+            BluetoothGattCharacteristic characteristic = gattService.getCharacteristic(serviceMeasurement.getMeasurementUUID());
             if (characteristic == null) {
-                Log.e(TAG, "Could not get BluetoothCharacteristic for address=" + gatt.getDevice().getAddress() + " serviceUUID=" + serviceUUUID + " characteristicUUID=" + measurementUUID);
+                Log.e(TAG, "Could not get BluetoothCharacteristic for address=" + gatt.getDevice().getAddress() + " serviceUUID=" + serviceMeasurement.getServiceUUID() + " characteristicUUID=" + serviceMeasurement.getMeasurementUUID());
                 return;
             }
             gatt.setCharacteristicNotification(characteristic, true);
@@ -108,8 +111,16 @@ public abstract class BluetoothConnectionManager<DataType> {
 
         @Override
         public void onCharacteristicChanged(BluetoothGatt gatt, @NonNull BluetoothGattCharacteristic characteristic) {
-            Log.d(TAG, "Received data from " + gatt.getDevice().getAddress());
-            SensorData<DataType> sensorData = parsePayload(gatt.getDevice().getName(), gatt.getDevice().getAddress(), characteristic);
+            UUID serviceUUID = characteristic.getService().getUuid();
+            Log.d(TAG, "Received data from " + gatt.getDevice().getAddress() + " with service " + serviceUUID + " and characteristics " + characteristic.getUuid());
+            Optional<ServiceMeasurementUUID> serviceMeasurementUUID = serviceMeasurementUUIDs.stream()
+                    .filter(s -> s.getServiceUUID().equals(characteristic.getService().getUuid())).findFirst();
+            if (serviceMeasurementUUID.isEmpty()) {
+                Log.e(TAG, "Unknown service UUID; not supported?");
+                return;
+            }
+
+            SensorData<DataType> sensorData = parsePayload(serviceMeasurementUUID.get(), gatt.getDevice().getName(), gatt.getDevice().getAddress(), characteristic);
             if (sensorData != null) {
                 Log.d(TAG, "Decoded data from " + gatt.getDevice().getAddress() + ": " + sensorData);
                 if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.O) {
@@ -122,23 +133,28 @@ public abstract class BluetoothConnectionManager<DataType> {
         }
     };
 
-    BluetoothConnectionManager(UUID serviceUUUID, UUID measurementUUID, SensorDataObserver observer) {
-        this.serviceUUUID = serviceUUUID;
-        this.measurementUUID = measurementUUID;
+    BluetoothConnectionManager(ServiceMeasurementUUID serviceUUUID, SensorDataObserver observer) {
+        this.serviceMeasurementUUIDs = List.of(serviceUUUID);
+        this.observer = observer;
+    }
+
+    BluetoothConnectionManager(List<ServiceMeasurementUUID> serviceUUUID, SensorDataObserver observer) {
+        this.serviceMeasurementUUIDs = serviceUUUID;
         this.observer = observer;
     }
 
     synchronized void connect(Context context, @NonNull BluetoothDevice device) {
         if (bluetoothGatt != null) {
             Log.w(TAG, "Already connected; ignoring.");
+            return;
         }
 
         Log.d(TAG, "Connecting to: " + device);
 
         if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.O) {
-            bluetoothGatt = device.connectGatt(context, true, connectCallback, BluetoothDevice.TRANSPORT_AUTO, 0, this.observer.getHandler());
+            bluetoothGatt = device.connectGatt(context, false, connectCallback, BluetoothDevice.TRANSPORT_AUTO, 0, this.observer.getHandler());
         } else {
-            bluetoothGatt = device.connectGatt(context, true, connectCallback);
+            bluetoothGatt = device.connectGatt(context, false, connectCallback);
         }
         SensorData<?> sensorData = createEmptySensorData(bluetoothGatt.getDevice().getAddress());
         observer.onChanged(sensorData);
@@ -172,114 +188,7 @@ public abstract class BluetoothConnectionManager<DataType> {
     /**
      * @return null if data could not be parsed.
      */
-    protected abstract SensorData<DataType> parsePayload(String sensorName, String address, BluetoothGattCharacteristic characteristic);
-
-    public static class HeartRateConnectionManager extends BluetoothConnectionManager<HeartRate> {
-
-        HeartRateConnectionManager(@NonNull SensorDataObserver observer) {
-            super(BluetoothUtils.HEART_RATE_SERVICE_UUID, BluetoothUtils.HEART_RATE_MEASUREMENT_CHAR_UUID, observer);
-        }
-
-        @Override
-        protected SensorDataHeartRate createEmptySensorData(String address) {
-            return new SensorDataHeartRate(address);
-        }
-
-        @Override
-        protected SensorDataHeartRate parsePayload(String sensorName, String address, BluetoothGattCharacteristic characteristic) {
-            Integer heartRate = BluetoothUtils.parseHeartRate(characteristic);
-
-            return heartRate != null ? new SensorDataHeartRate(address, sensorName, HeartRate.of(heartRate)) : null;
-        }
-    }
-
-    public static class CyclingCadence extends BluetoothConnectionManager<Cadence> {
-
-        CyclingCadence(SensorDataObserver observer) {
-            super(BluetoothUtils.CYCLING_SPEED_CADENCE_SERVICE_UUID, BluetoothUtils.CYCLING_SPEED_CADENCE_MEASUREMENT_CHAR_UUID, observer);
-        }
-
-        @Override
-        protected SensorDataCycling.CyclingCadence createEmptySensorData(String address) {
-            return new SensorDataCycling.CyclingCadence(address);
-        }
-
-        @Override
-        protected SensorDataCycling.CyclingCadence parsePayload(String sensorName, String address, BluetoothGattCharacteristic characteristic) {
-            SensorDataCycling.CadenceAndSpeed cadenceAndSpeed = BluetoothUtils.parseCyclingCrankAndWheel(address, sensorName, characteristic);
-            if (cadenceAndSpeed == null) {
-                return null;
-            }
-
-            if (cadenceAndSpeed.getCadence() != null) {
-                return cadenceAndSpeed.getCadence();
-            }
-
-            return null;
-        }
-    }
-
-    public static class CyclingDistanceSpeed extends BluetoothConnectionManager<SensorDataCycling.DistanceSpeed.Data> {
-
-        CyclingDistanceSpeed(SensorDataObserver observer) {
-            super(BluetoothUtils.CYCLING_SPEED_CADENCE_SERVICE_UUID, BluetoothUtils.CYCLING_SPEED_CADENCE_MEASUREMENT_CHAR_UUID, observer);
-        }
-
-        @Override
-        protected SensorDataCycling.DistanceSpeed createEmptySensorData(String address) {
-            return new SensorDataCycling.DistanceSpeed(address);
-        }
-
-        @Override
-        protected SensorDataCycling.DistanceSpeed parsePayload(String sensorName, String address, BluetoothGattCharacteristic characteristic) {
-            SensorDataCycling.CadenceAndSpeed cadenceAndSpeed = BluetoothUtils.parseCyclingCrankAndWheel(address, sensorName, characteristic);
-            if (cadenceAndSpeed == null) {
-                return null;
-            }
-
-            if (cadenceAndSpeed.getDistanceSpeed() != null) {
-                return cadenceAndSpeed.getDistanceSpeed();
-            }
-
-            return null;
-        }
-    }
-
-    public static class CyclingPower extends BluetoothConnectionManager<Power> {
-
-        CyclingPower(@NonNull SensorDataObserver observer) {
-            super(BluetoothUtils.CYCLING_POWER_UUID, BluetoothUtils.CYCLING_POWER_MEASUREMENT_CHAR_UUID, observer);
-        }
-
-        @Override
-        protected SensorDataCyclingPower createEmptySensorData(String address) {
-            return new SensorDataCyclingPower(address);
-        }
-
-        @Override
-        protected SensorDataCyclingPower parsePayload(String sensorName, String address, BluetoothGattCharacteristic characteristic) {
-            Integer cyclingPower = BluetoothUtils.parseCyclingPower(characteristic);
-
-            return cyclingPower != null ? new SensorDataCyclingPower(address, sensorName, Power.of(cyclingPower)) : null;
-        }
-    }
-
-    public static class RunningSpeedAndCadence extends BluetoothConnectionManager<SensorDataRunning.Data> {
-
-        RunningSpeedAndCadence(@NonNull SensorDataObserver observer) {
-            super(BluetoothUtils.RUNNING_RUNNING_SPEED_CADENCE_UUID, BluetoothUtils.RUNNING_RUNNING_SPEED_CADENCE_CHAR_UUID, observer);
-        }
-
-        @Override
-        protected SensorDataRunning createEmptySensorData(String address) {
-            return new SensorDataRunning(address);
-        }
-
-        @Override
-        protected SensorDataRunning parsePayload(String sensorName, String address, BluetoothGattCharacteristic characteristic) {
-            return BluetoothUtils.parseRunningSpeedAndCadence(address, sensorName, characteristic);
-        }
-    }
+    protected abstract SensorData<DataType> parsePayload(@NonNull ServiceMeasurementUUID serviceMeasurementUUID, String sensorName, String address, @NonNull BluetoothGattCharacteristic characteristic);
 
     interface SensorDataObserver {
 

src/main/java/de/dennisguse/opentracks/sensors/BluetoothRemoteSensorManager.java

@@ -31,11 +31,12 @@ import de.dennisguse.opentracks.R;
 import de.dennisguse.opentracks.data.models.Distance;
 import de.dennisguse.opentracks.data.models.TrackPoint;
 import de.dennisguse.opentracks.sensors.sensorData.SensorData;
-import de.dennisguse.opentracks.sensors.sensorData.SensorDataCycling;
+import de.dennisguse.opentracks.sensors.sensorData.SensorDataCyclingCadence;
+import de.dennisguse.opentracks.sensors.sensorData.SensorDataCyclingDistanceSpeed;
 import de.dennisguse.opentracks.sensors.sensorData.SensorDataRunning;
 import de.dennisguse.opentracks.sensors.sensorData.SensorDataSet;
 import de.dennisguse.opentracks.settings.PreferencesUtils;
-import de.dennisguse.opentracks.util.PermissionUtils;
+import de.dennisguse.opentracks.util.PermissionRequester;
 
 /**
  * Bluetooth LE sensor manager: manages connections to Bluetooth LE sensors.
@@ -64,11 +65,11 @@ public class BluetoothRemoteSensorManager implements BluetoothConnectionManager.
 
     private Distance preferenceWheelCircumference;
 
-    private final BluetoothConnectionManager.HeartRateConnectionManager heartRate = new BluetoothConnectionManager.HeartRateConnectionManager(this);
-    private final BluetoothConnectionManager.CyclingCadence cyclingCadence = new BluetoothConnectionManager.CyclingCadence(this);
-    private final BluetoothConnectionManager.CyclingDistanceSpeed cyclingSpeed = new BluetoothConnectionManager.CyclingDistanceSpeed(this);
-    private final BluetoothConnectionManager.CyclingPower cyclingPower = new BluetoothConnectionManager.CyclingPower(this);
-    private final BluetoothConnectionManager.RunningSpeedAndCadence runningSpeedAndCadence = new BluetoothConnectionManager.RunningSpeedAndCadence(this);
+    private final BluetoothRemoteSensorManagerHeartRate heartRate = new BluetoothRemoteSensorManagerHeartRate(this);
+    private final BluetoothRemoteSensorManagerCyclingCadence cyclingCadence = new BluetoothRemoteSensorManagerCyclingCadence(this);
+    private final BluetoothRemoteSensorManagerCyclingDistanceSpeed cyclingSpeed = new BluetoothRemoteSensorManagerCyclingDistanceSpeed(this);
+    private final BluetoothRemoteSensorManagerCyclingPower cyclingPower = new BluetoothRemoteSensorManagerCyclingPower(this);
+    private final BluetoothRemoteSensorManagerRunningSpeedAndCadence runningSpeedAndCadence = new BluetoothRemoteSensorManagerRunningSpeedAndCadence(this);
 
     private final SensorDataSet sensorDataSet = new SensorDataSet();
 
@@ -162,7 +163,7 @@ public class BluetoothRemoteSensorManager implements BluetoothConnectionManager.
         } else {
             connectionManager.disconnect();
         }
-        if (!PermissionUtils.hasBluetoothPermissions(context)) {
+        if (!PermissionRequester.BLUETOOTH.hasPermission(context)) {
             Log.w(TAG, "BLUETOOTH_SCAN and/or BLUETOOTH_CONNECT not granted; not connecting.");
         }
 
@@ -186,24 +187,24 @@ public class BluetoothRemoteSensorManager implements BluetoothConnectionManager.
 
     @Override
     public synchronized void onChanged(SensorData<?> sensorData) {
-        if (sensorData instanceof SensorDataCycling.CyclingCadence) {
-            SensorDataCycling.CyclingCadence previous = sensorDataSet.getCyclingCadence();
+        if (sensorData instanceof SensorDataCyclingCadence) {
+            SensorDataCyclingCadence previous = sensorDataSet.getCyclingCadence();
             Log.d(TAG, "Previous: " + previous + "; current: " + sensorData);
 
             if (sensorData.equals(previous)) {
                 Log.d(TAG, "onChanged: cadence data repeated.");
                 return;
             }
-            ((SensorDataCycling.CyclingCadence) sensorData).compute(previous);
+            ((SensorDataCyclingCadence) sensorData).compute(previous);
         }
-        if (sensorData instanceof SensorDataCycling.DistanceSpeed) {
-            SensorDataCycling.DistanceSpeed previous = sensorDataSet.getCyclingDistanceSpeed();
+        if (sensorData instanceof SensorDataCyclingDistanceSpeed) {
+            SensorDataCyclingDistanceSpeed previous = sensorDataSet.getCyclingDistanceSpeed();
             Log.d(TAG, "Previous: " + previous + "; Current" + sensorData);
             if (sensorData.equals(previous)) {
                 Log.d(TAG, "onChanged: cycling speed data repeated.");
                 return;
             }
-            ((SensorDataCycling.DistanceSpeed) sensorData).compute(previous, preferenceWheelCircumference);
+            ((SensorDataCyclingDistanceSpeed) sensorData).compute(previous, preferenceWheelCircumference);
         }
         if (sensorData instanceof SensorDataRunning) {
             SensorDataRunning previous = sensorDataSet.getRunningDistanceSpeedCadence();

src/main/java/de/dennisguse/opentracks/sensors/BluetoothRemoteSensorManagerCyclingCadence.java

@@ -0,0 +1,47 @@
+package de.dennisguse.opentracks.sensors;
+
+import android.bluetooth.BluetoothGattCharacteristic;
+import android.util.Log;
+
+import de.dennisguse.opentracks.data.models.Cadence;
+import de.dennisguse.opentracks.sensors.sensorData.SensorDataCyclingCadence;
+import de.dennisguse.opentracks.sensors.sensorData.SensorDataCyclingCadenceAndDistanceSpeed;
+import de.dennisguse.opentracks.sensors.sensorData.SensorDataCyclingPower;
+
+public class BluetoothRemoteSensorManagerCyclingCadence extends BluetoothConnectionManager<Cadence> {
+
+    private static final String TAG = BluetoothRemoteSensorManagerCyclingCadence.class.getSimpleName();
+
+    BluetoothRemoteSensorManagerCyclingCadence(SensorDataObserver observer) {
+        super(BluetoothUtils.CYCLING_CADENCE, observer);
+    }
+
+    @Override
+    protected SensorDataCyclingCadence createEmptySensorData(String address) {
+        return new SensorDataCyclingCadence(address);
+    }
+
+    @Override
+    protected SensorDataCyclingCadence parsePayload(ServiceMeasurementUUID serviceMeasurementUUID, String sensorName, String address, BluetoothGattCharacteristic characteristic) {
+
+        //TODO Implement to ServiceMeasurement.parse()?
+        if (serviceMeasurementUUID.equals(BluetoothUtils.CYCLING_POWER)) {
+            SensorDataCyclingPower.Data data = BluetoothUtils.parseCyclingPower(address, sensorName, characteristic);
+            if (data!= null) {
+                return data.getCadence();
+            }
+        } else if (serviceMeasurementUUID.equals(BluetoothUtils.CYCLING_SPEED_CADENCE)) {
+            SensorDataCyclingCadenceAndDistanceSpeed cadenceAndSpeed = BluetoothUtils.parseCyclingCrankAndWheel(address, sensorName, characteristic);
+            if (cadenceAndSpeed == null) {
+                return null;
+            }
+
+            if (cadenceAndSpeed.getCadence() != null) {
+                return cadenceAndSpeed.getCadence();
+            }
+        }
+
+        Log.e(TAG, "Don't know how to decode this payload.");
+        return null;
+    }
+}

src/main/java/de/dennisguse/opentracks/sensors/BluetoothRemoteSensorManagerCyclingDistanceSpeed.java

@@ -0,0 +1,32 @@
+package de.dennisguse.opentracks.sensors;
+
+import android.bluetooth.BluetoothGattCharacteristic;
+
+import de.dennisguse.opentracks.sensors.sensorData.SensorDataCyclingCadenceAndDistanceSpeed;
+import de.dennisguse.opentracks.sensors.sensorData.SensorDataCyclingDistanceSpeed;
+
+public class BluetoothRemoteSensorManagerCyclingDistanceSpeed extends BluetoothConnectionManager<SensorDataCyclingDistanceSpeed.Data> {
+
+    BluetoothRemoteSensorManagerCyclingDistanceSpeed(SensorDataObserver observer) {
+        super(BluetoothUtils.CYCLING_SPEED_CADENCE, observer);
+    }
+
+    @Override
+    protected SensorDataCyclingDistanceSpeed createEmptySensorData(String address) {
+        return new SensorDataCyclingDistanceSpeed(address);
+    }
+
+    @Override
+    protected SensorDataCyclingDistanceSpeed parsePayload(ServiceMeasurementUUID serviceMeasurementUUID, String sensorName, String address, BluetoothGattCharacteristic characteristic) {
+        SensorDataCyclingCadenceAndDistanceSpeed cadenceAndSpeed = BluetoothUtils.parseCyclingCrankAndWheel(address, sensorName, characteristic);
+        if (cadenceAndSpeed == null) {
+            return null;
+        }
+
+        if (cadenceAndSpeed.getDistanceSpeed() != null) {
+            return cadenceAndSpeed.getDistanceSpeed();
+        }
+
+        return null;
+    }
+}

src/main/java/de/dennisguse/opentracks/sensors/BluetoothRemoteSensorManagerCyclingPower.java

@@ -0,0 +1,27 @@
+package de.dennisguse.opentracks.sensors;
+
+import android.bluetooth.BluetoothGattCharacteristic;
+
+import androidx.annotation.NonNull;
+
+import de.dennisguse.opentracks.data.models.Power;
+import de.dennisguse.opentracks.sensors.sensorData.SensorDataCyclingPower;
+
+public class BluetoothRemoteSensorManagerCyclingPower extends BluetoothConnectionManager<Power> {
+
+    BluetoothRemoteSensorManagerCyclingPower(@NonNull SensorDataObserver observer) {
+        super(BluetoothUtils.CYCLING_POWER, observer);
+    }
+
+    @Override
+    protected SensorDataCyclingPower createEmptySensorData(String address) {
+        return new SensorDataCyclingPower(address);
+    }
+
+    @Override
+    protected SensorDataCyclingPower parsePayload(@NonNull ServiceMeasurementUUID serviceMeasurementUUID, String sensorName, String address, BluetoothGattCharacteristic characteristic) {
+        SensorDataCyclingPower.Data cyclingPower = BluetoothUtils.parseCyclingPower(address, sensorName, characteristic);
+
+        return cyclingPower != null ? cyclingPower.getPower() : null;
+    }
+}

src/main/java/de/dennisguse/opentracks/sensors/BluetoothRemoteSensorManagerHeartRate.java

@@ -0,0 +1,27 @@
+package de.dennisguse.opentracks.sensors;
+
+import android.bluetooth.BluetoothGattCharacteristic;
+
+import androidx.annotation.NonNull;
+
+import de.dennisguse.opentracks.data.models.HeartRate;
+import de.dennisguse.opentracks.sensors.sensorData.SensorDataHeartRate;
+
+public class BluetoothRemoteSensorManagerHeartRate extends BluetoothConnectionManager<HeartRate> {
+
+    BluetoothRemoteSensorManagerHeartRate(@NonNull SensorDataObserver observer) {
+        super(BluetoothUtils.HEARTRATE, observer);
+    }
+
+    @Override
+    protected SensorDataHeartRate createEmptySensorData(String address) {
+        return new SensorDataHeartRate(address);
+    }
+
+    @Override
+    protected SensorDataHeartRate parsePayload(@NonNull ServiceMeasurementUUID serviceMeasurementUUID, String sensorName, String address, BluetoothGattCharacteristic characteristic) {
+        Integer heartRate = BluetoothUtils.parseHeartRate(characteristic);
+
+        return heartRate != null ? new SensorDataHeartRate(address, sensorName, HeartRate.of(heartRate)) : null;
+    }
+}

src/main/java/de/dennisguse/opentracks/sensors/BluetoothRemoteSensorManagerRunningSpeedAndCadence.java

@@ -0,0 +1,24 @@
+package de.dennisguse.opentracks.sensors;
+
+import android.bluetooth.BluetoothGattCharacteristic;
+
+import androidx.annotation.NonNull;
+
+import de.dennisguse.opentracks.sensors.sensorData.SensorDataRunning;
+
+public class BluetoothRemoteSensorManagerRunningSpeedAndCadence extends BluetoothConnectionManager<SensorDataRunning.Data> {
+
+    BluetoothRemoteSensorManagerRunningSpeedAndCadence(@NonNull SensorDataObserver observer) {
+        super(BluetoothUtils.RUNNING_SPEED_CADENCE, observer);
+    }
+
+    @Override
+    protected SensorDataRunning createEmptySensorData(String address) {
+        return new SensorDataRunning(address);
+    }
+
+    @Override
+    protected SensorDataRunning parsePayload(@NonNull ServiceMeasurementUUID serviceMeasurementUUID, String sensorName, String address, BluetoothGattCharacteristic characteristic) {
+        return BluetoothUtils.parseRunningSpeedAndCadence(address, sensorName, characteristic);
+    }
+}