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7 changes: 7 additions & 0 deletions
7
android/src/main/kotlin/com/simform/flutter_credit_card/Constants.kt
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,7 @@ | ||
| object Constants { | ||
| const val GYROSCOPE_CHANNEL_NAME: String = "com.simform.flutter_credit_card/gyroscope" | ||
| const val METHOD_CHANNEL_NAME: String = "com.simform.flutter_credit_card" | ||
| const val INITIATE_EVENTS: String = "initiateEvents" | ||
| const val IS_GYRO_AVAILABLE: String = "isGyroscopeAvailable" | ||
| const val CANCEL_EVENTS: String = "cancelEvents" | ||
| } |
95 changes: 45 additions & 50 deletions
95
android/src/main/kotlin/com/simform/flutter_credit_card/FlutterCreditCardPlugin.kt
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -1,68 +1,63 @@ | ||
| package com.simform.flutter_credit_card | ||
|
|
||
| import android.app.Activity | ||
| import android.content.Context | ||
| import android.content.pm.PackageManager | ||
| import android.hardware.Sensor | ||
| import android.hardware.SensorManager | ||
|
|
||
| import android.os.Build | ||
| import android.view.Display | ||
| import android.view.WindowManager | ||
| import androidx.annotation.ChecksSdkIntAtLeast | ||
| import com.simform.flutter_credit_card.gyroscope.GyroscopeChannelImpl | ||
| import io.flutter.embedding.engine.plugins.FlutterPlugin | ||
| import io.flutter.embedding.engine.plugins.activity.ActivityAware | ||
| import io.flutter.embedding.engine.plugins.activity.ActivityPluginBinding | ||
| import io.flutter.plugin.common.BinaryMessenger | ||
| import io.flutter.plugin.common.EventChannel | ||
| import io.flutter.plugin.common.MethodChannel | ||
|
|
||
| /** FlutterCreditCardPlugin */ | ||
| class FlutterCreditCardPlugin: FlutterPlugin { | ||
| private lateinit var gyroscopeChannel: EventChannel | ||
| @ChecksSdkIntAtLeast(api = Build.VERSION_CODES.R) | ||
| private val isAtLeastOsR: Boolean = Build.VERSION.SDK_INT >= Build.VERSION_CODES.R | ||
|
|
||
| private lateinit var methodChannel: MethodChannel | ||
| /** FlutterCreditCardPlugin */ | ||
| class FlutterCreditCardPlugin : FlutterPlugin, ActivityAware { | ||
| private var gyroscopeChannel: GyroscopeChannelImpl? = null | ||
| private var activity: Activity? = null | ||
|
|
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| private lateinit var gyroScopeStreamHandler: StreamHandlerImpl | ||
| override fun onAttachedToEngine(binding: FlutterPlugin.FlutterPluginBinding) = | ||
| initializeChannels(binding.applicationContext, binding.binaryMessenger) | ||
|
|
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| override fun onAttachedToEngine(binding: FlutterPlugin.FlutterPluginBinding) { | ||
| setupEventChannels(binding.applicationContext, binding.binaryMessenger) | ||
| setupMethodChannel(binding.applicationContext, binding.binaryMessenger) | ||
| } | ||
| override fun onDetachedFromEngine(binding: FlutterPlugin.FlutterPluginBinding) = | ||
| disposeChannels() | ||
|
|
||
| override fun onDetachedFromEngine(binding: FlutterPlugin.FlutterPluginBinding) { | ||
| teardownEventChannels() | ||
| teardownMethodChannel() | ||
| } | ||
| override fun onAttachedToActivity(binding: ActivityPluginBinding) { | ||
| activity = if (isAtLeastOsR) binding.activity else null | ||
| } | ||
|
|
||
| private fun setupEventChannels(context: Context, messenger: BinaryMessenger) { | ||
| val sensorsManager = context.getSystemService(Context.SENSOR_SERVICE) as SensorManager | ||
| override fun onDetachedFromActivity() { | ||
| activity = null | ||
| } | ||
|
|
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| gyroscopeChannel = EventChannel(messenger, GYROSCOPE_CHANNEL_NAME) | ||
| gyroScopeStreamHandler = com.simform.flutter_credit_card.StreamHandlerImpl( | ||
| sensorsManager, | ||
| Sensor.TYPE_GYROSCOPE, | ||
| ) | ||
| gyroscopeChannel.setStreamHandler(gyroScopeStreamHandler) | ||
| } | ||
| override fun onReattachedToActivityForConfigChanges(binding: ActivityPluginBinding) { | ||
| activity = if (isAtLeastOsR) binding.activity else null | ||
| } | ||
|
|
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| private fun teardownEventChannels() { | ||
| gyroscopeChannel.setStreamHandler(null) | ||
| gyroScopeStreamHandler.onCancel(null) | ||
| } | ||
| override fun onDetachedFromActivityForConfigChanges() { | ||
| activity = null | ||
| } | ||
|
|
||
| private fun setupMethodChannel(context: Context, messenger: BinaryMessenger) { | ||
| methodChannel = MethodChannel(messenger, METHOD_CHANNEL_NAME) | ||
| methodChannel.setMethodCallHandler { call, result -> | ||
| if (call.method == "isGyroscopeAvailable") { | ||
| val packageManager: PackageManager = context.packageManager | ||
| val gyroExists = | ||
| packageManager.hasSystemFeature(PackageManager.FEATURE_SENSOR_GYROSCOPE) | ||
| result.success(gyroExists) | ||
| } | ||
| private fun initializeChannels(context: Context, messenger: BinaryMessenger) { | ||
| gyroscopeChannel = GyroscopeChannelImpl(context, messenger) { getViewDisplay(context) } | ||
| } | ||
| } | ||
|
|
||
| private fun teardownMethodChannel() { | ||
| methodChannel.setMethodCallHandler(null) | ||
| } | ||
| private fun getViewDisplay(context: Context): Display? { | ||
| if (isAtLeastOsR) { | ||
| return activity?.display | ||
| } else { | ||
| @Suppress("DEPRECATION") | ||
| return (context.getSystemService(Context.WINDOW_SERVICE) as WindowManager).defaultDisplay | ||
| } | ||
| } | ||
|
|
||
| companion object { | ||
| private const val GYROSCOPE_CHANNEL_NAME = "com.simform.flutter_credit_card/gyroscope" | ||
| private const val METHOD_CHANNEL_NAME = "com.simform.flutter_credit_card" | ||
| private const val DEFAULT_UPDATE_INTERVAL = SensorManager.SENSOR_DELAY_NORMAL | ||
| } | ||
| private fun disposeChannels() { | ||
| gyroscopeChannel?.dispose() | ||
| gyroscopeChannel = null | ||
| activity = null | ||
| } | ||
| } |
42 changes: 0 additions & 42 deletions
42
android/src/main/kotlin/com/simform/flutter_credit_card/StreamHandlerImpl.kt
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74 changes: 74 additions & 0 deletions
74
android/src/main/kotlin/com/simform/flutter_credit_card/gyroscope/GyroscopeChannelImpl.kt
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,74 @@ | ||
| package com.simform.flutter_credit_card.gyroscope | ||
|
|
||
| import Constants | ||
| import android.content.Context | ||
| import android.content.pm.PackageManager | ||
| import android.hardware.SensorManager | ||
| import android.view.Display | ||
| import io.flutter.plugin.common.BinaryMessenger | ||
| import io.flutter.plugin.common.EventChannel | ||
| import io.flutter.plugin.common.MethodCall | ||
| import io.flutter.plugin.common.MethodChannel | ||
| import io.flutter.plugin.common.MethodChannel.MethodCallHandler | ||
|
|
||
| internal class GyroscopeChannelImpl( | ||
| private val context: Context, | ||
| private val messenger: BinaryMessenger, | ||
| private val getDisplay: () -> Display?, | ||
| ) : MethodCallHandler { | ||
| private val methodChannel: MethodChannel | ||
| private var eventChannel: EventChannel? = null | ||
| private var streamHandler: GyroscopeStreamHandler? = null | ||
|
|
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| init { | ||
| eventStreamSetup() | ||
| methodChannel = MethodChannel(messenger, Constants.METHOD_CHANNEL_NAME) | ||
| methodChannel.setMethodCallHandler(this) | ||
| } | ||
|
|
||
| override fun onMethodCall(call: MethodCall, result: MethodChannel.Result) { | ||
| when (call.method) { | ||
| Constants.INITIATE_EVENTS -> { | ||
| eventStreamSetup() | ||
| result.success(null) | ||
| } | ||
|
|
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| Constants.IS_GYRO_AVAILABLE -> result.success(hasGyroAvailability()) | ||
|
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| Constants.CANCEL_EVENTS -> { | ||
| eventStreamDisposal() | ||
| result.success(null) | ||
| } | ||
|
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| else -> result.notImplemented() | ||
| } | ||
| } | ||
|
|
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| fun dispose() { | ||
| eventStreamDisposal() | ||
| methodChannel.setMethodCallHandler(null) | ||
| } | ||
|
|
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| private fun eventStreamSetup() { | ||
| if (!hasGyroAvailability()) return | ||
|
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| val sensorsManager = context.getSystemService(Context.SENSOR_SERVICE) as SensorManager | ||
|
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| eventChannel = if (eventChannel == null) EventChannel( | ||
| messenger, | ||
| Constants.GYROSCOPE_CHANNEL_NAME, | ||
| ) else eventChannel | ||
|
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| streamHandler = GyroscopeStreamHandler(getDisplay(), sensorsManager) | ||
| eventChannel!!.setStreamHandler(streamHandler) | ||
| } | ||
|
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| private fun eventStreamDisposal() { | ||
| streamHandler?.onCancel(null) | ||
| eventChannel?.setStreamHandler(null) | ||
| eventChannel = null | ||
| } | ||
|
|
||
| private fun hasGyroAvailability(): Boolean = | ||
| context.packageManager.hasSystemFeature(PackageManager.FEATURE_SENSOR_GYROSCOPE) | ||
| } |
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