implement gyroscope gain

Author: Jashan32

lib/l10n/app_en.arb

@@ -386,7 +386,8 @@
     "lowLimit": "Low Limit",
     "luxmeterHighLimitHint": "Please provide the maximum limit of lux value to be recorded (10 Lx to 10000 Lx)",
     "sensorGain": "Sensor Gain",
-    "sensorGainHint": "Please set gain of the sensor",
+    "sensorGainHint": "Please set gain of the sensor (0 to 100)",
+    "sensorGainErrorMessage": "Entered gain is not within the limits!",
     "locationData": "Include Location Data",
     "locationDataHint": "Include the location data in the logged file",
     "activeSensor": "Active Sensor",

lib/l10n/app_hi.arb

@@ -384,7 +384,8 @@
     "lowLimit": "लो लिमिट",
     "luxmeterHighLimitHint": "रिकॉर्ड करने के लिए लक्स की मैक्स लिमिट बताएं (10 Lx से 10000 Lx)",
     "sensorGain": "सेंसर गेन",
-    "sensorGainHint": "सेंसर का गेन सेट करें",
+    "sensorGainHint": "सेंसर का गेन सेट करें (0 से 100)",
+    "sensorGainErrorMessage": "दर्ज किया गया सेंसर गेन सीमा के भीतर नहीं है!",
     "locationData": "लोकेशन डेटा भी शामिल करें",
     "locationDataHint": "लॉग की फाइल में लोकेशन डेटा भी डालें",
     "activeSensor": "एक्टिव सेंसर",

lib/l10n/app_it.arb

@@ -385,7 +385,8 @@
     "highLimit": "Limite Massimo",
     "luxmeterHighLimitHint": "Inserisci il limite massimo del valore di lux da registrare (da 10 Lx a 10000 Lx)",
     "sensorGain": "Guadagno del Sensore",
-    "sensorGainHint": "Imposta il guadagno del sensore",
+    "sensorGainHint": "Imposta il guadagno del sensore (da 0 a 100)",
+    "sensorGainErrorMessage": "Il guadagno del sensore inserito non rientra nei limiti!",
     "locationData": "Includi Dati di Posizione",
     "locationDataHint": "Includi i dati di posizione nel file registrato",
     "activeSensor": "Sensore Attivo",

lib/models/gyroscope_config.dart

@@ -1,23 +1,23 @@
 class GyroscopeConfig {
   final int updatePeriod;
   final int highLimit;
-  final int sensorGain;
+  final double sensorGain;
   final int lowLimit;
   final bool includeLocationData;
 
   const GyroscopeConfig({
     this.updatePeriod = 1000,
     this.highLimit = 200,
     this.lowLimit = 200,
-    this.sensorGain = 1,
+    this.sensorGain = 1.0,
     this.includeLocationData = true,
   });
 
   GyroscopeConfig copyWith({
     int? updatePeriod,
     int? highLimit,
     int? lowLimit,
-    int? sensorGain,
+    double? sensorGain,
     bool? includeLocationData,
   }) {
     return GyroscopeConfig(
@@ -44,7 +44,7 @@ class GyroscopeConfig {
       updatePeriod: json['updatePeriod'] ?? 1000,
       highLimit: json['highLimit'] ?? 200,
       lowLimit: json['lowLimit'] ?? 200,
-      sensorGain: json['sensorGain'] ?? 1,
+      sensorGain: json['sensorGain'] ?? 1.0,
       includeLocationData: json['includeLocationData'] ?? true,
     );
   }

lib/providers/gyroscope_config_provider.dart

@@ -51,7 +51,7 @@ class GyroscopeConfigProvider extends ChangeNotifier {
     _saveConfigToPrefs();
   }
 
-  void updateSensorGain(int sensorGain) {
+  void updateSensorGain(double sensorGain) {
     _config = _config.copyWith(sensorGain: sensorGain);
     notifyListeners();
     _saveConfigToPrefs();

lib/providers/gyroscope_state_provider.dart

@@ -232,21 +232,21 @@ class GyroscopeProvider extends ChangeNotifier {
   void _updateData() {
     final highLimit = _currentHighLimit;
     final lowLimit = _currentLowLimit;
-
+    final gain = (_configProvider?.config.sensorGain ?? 1).toDouble();
     final bool shouldClip = !_isPlayingBack;
 
     final double x;
     final double y;
     final double z;
 
     if (shouldClip && highLimit != null && lowLimit != null) {
-      x = _gyroscopeEvent.x.clamp(-lowLimit, highLimit).toDouble();
-      y = _gyroscopeEvent.y.clamp(-lowLimit, highLimit).toDouble();
-      z = _gyroscopeEvent.z.clamp(-lowLimit, highLimit).toDouble();
+      x = (_gyroscopeEvent.x * gain).clamp(-lowLimit, highLimit).toDouble();
+      y = (_gyroscopeEvent.y * gain).clamp(-lowLimit, highLimit).toDouble();
+      z = (_gyroscopeEvent.z * gain).clamp(-lowLimit, highLimit).toDouble();
     } else {
-      x = _gyroscopeEvent.x;
-      y = _gyroscopeEvent.y;
-      z = _gyroscopeEvent.z;
+      x = _gyroscopeEvent.x * gain;
+      y = _gyroscopeEvent.y * gain;
+      z = _gyroscopeEvent.z * gain;
     }
 
     _gyroscopeEvent = GyroscopeEvent(x, y, z, DateTime.now());

lib/view/gyroscope_config_screen.dart

@@ -170,9 +170,20 @@ class _GyroscopeConfigScreenState extends State<GyroscopeConfigScreen> {
                       value: provider.config.sensorGain.toString(),
                       controller: _sensorGainController,
                       onChanged: (value) {
-                        final intValue = int.tryParse(value);
-                        if (intValue != null) {
-                          provider.updateSensorGain(intValue);
+                        final doubleValue = double.tryParse(value);
+                        if (doubleValue != null &&
+                            doubleValue >= 0 &&
+                            doubleValue <= 100) {
+                          provider.updateSensorGain(doubleValue);
+                        } else {
+                          ScaffoldMessenger.of(context).showSnackBar(
+                            SnackBar(
+                                content: Text(
+                                  appLocalizations.sensorGainErrorMessage,
+                                  style: TextStyle(color: snackBarContentColor),
+                                ),
+                                backgroundColor: snackBarBackgroundColor),
+                          );
                         }
                       },
                       hint: appLocalizations.sensorGainHint,