polar 1.12.0

This is a Dart plugin wrapper for the Polar SDK on Android and iOS

polar

Plugin wrapper for the Polar SDK

Getting Started

Android

android/app/src/main/AndroidManifest.xml:

<uses-permission android:name="android.permission.BLUETOOTH_SCAN" android:usesPermissionFlags="neverForLocation" />
<uses-permission android:name="android.permission.ACCESS_FINE_LOCATION" android:maxSdkVersion="30" />
<uses-permission android:name="android.permission.ACCESS_COARSE_LOCATION" android:maxSdkVersion="30" />

If you use BLUETOOTH_SCAN to determine location, remove android:usesPermissionFlags="neverForLocation"

If you use location services in your app, remove android:maxSdkVersion="30" from the location permission tags

iOS

Change the deployment target in Xcode to iOS 13+

Podfile:

platform :ios, '13.0'

Info.plist:

<key>NSBluetoothAlwaysUsageDescription</key>
<string>Used to connect to Polar devices</string>
<key>NSBluetoothPeripheralUsageDescription</key>
<string>Used to connect to Polar devices</string>
<key>UIBackgroundModes</key>
<array>
  <string>bluetooth-central</string>
</array>

Usage

import 'package:flutter/foundation.dart';
import 'package:polar/polar.dart';

const identifier = '1C709B20';
final polar = Polar();

void example() {
  polar.heartRateStream.listen((e) => debugPrint('Heart rate: ${e.data.hr}'));
  polar.streamingFeaturesReadyStream.listen((e) {
    if (e.features.contains(DeviceStreamingFeature.ecg)) {
      polar
          .startEcgStreaming(e.identifier)
          .listen((e) => debugPrint('ECG data: ${e.samples}'));
    }
  });
  polar.connectToDevice(identifier);
}