KazukyAkayashi/m3_lightmeter
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Code Issues Projects Releases Packages Wiki Activity

ML-16 [Android] Implement incident light metering (#17)

Browse source 
* wip

* rename

* wip

* rename

* fixed camera screen layout

* omit camera measure on startup

* added calibration for light sensor

* save evsource

* Update widget_button_measure.dart

* fixed iOS init

* hide light sensor calibration on ios

* cleanup
This commit is contained in:
Vadim 2023-01-29 19:57:47 +03:00 committed by GitHub
parent 179008ff77
commit 9ffb5112c1
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54 changed files with 1230 additions and 753 deletions
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2
README.md
View file

@ -33,7 +33,7 @@ The list of features that the old lightmeter app has and that have to be impleme
- [x] ISO selecting
- [ ] Reciprocity for different films
- [x] Reflected light metering
- [ ] Incident light metering
- [x] Incident light metering
### Adjust
- [x] Light sources EV calibration

23
lib/application.dart
View file

@ -1,22 +1,24 @@
import 'dart:io';
import 'package:flutter/material.dart';
import 'package:flutter/services.dart';
import 'package:flutter_localizations/flutter_localizations.dart';
import 'package:light_sensor/light_sensor.dart';
import 'package:lightmeter/data/haptics_service.dart';
import 'package:lightmeter/data/models/ev_source_type.dart';
import 'package:provider/provider.dart';
import 'package:shared_preferences/shared_preferences.dart';
import 'data/light_sensor_service.dart';
import 'data/permissions_service.dart';
import 'data/shared_prefs_service.dart';
import 'environment.dart';
import 'generated/l10n.dart';
import 'providers/ev_source_type_provider.dart';
import 'res/theme.dart';
import 'screens/metering/flow_metering.dart';
import 'screens/settings/flow_settings.dart';
import 'utils/stop_type_provider.dart';
final RouteObserver<PageRoute> routeObserver = RouteObserver<PageRoute>();
class Application extends StatelessWidget {
final Environment env;
@ -24,19 +26,23 @@ class Application extends StatelessWidget {
@override
Widget build(BuildContext context) {
return FutureBuilder<SharedPreferences>(
future: SharedPreferences.getInstance(),
return FutureBuilder(
future: Future.wait([
SharedPreferences.getInstance(),
Platform.isAndroid ? LightSensor.hasSensor : Future.value(false),
]),
builder: (_, snapshot) {
if (snapshot.data != null) {
return MultiProvider(
providers: [
Provider.value(value: env),
Provider.value(value: EvSourceType.camera),
Provider(create: (_) => UserPreferencesService(snapshot.data!)),
Provider.value(value: env.copyWith(hasLightSensor: snapshot.data![1] as bool)),
Provider(create: (_) => UserPreferencesService(snapshot.data![0] as SharedPreferences)),
Provider(create: (_) => const HapticsService()),
Provider(create: (_) => PermissionsService()),
Provider(create: (_) => const LightSensorService()),
],
child: StopTypeProvider(
child: EvSourceTypeProvider(
child: ThemeProvider(
builder: (context, _) {
final systemIconsBrightness = ThemeData.estimateBrightnessForColor(
@ -75,6 +81,7 @@ class Application extends StatelessWidget {
},
),
),
),
);
}
return const SizedBox();

9
lib/data/light_sensor_service.dart Normal file
View file

@ -0,0 +1,9 @@
import 'package:light_sensor/light_sensor.dart';
class LightSensorService {
const LightSensorService();
Future<bool> hasSensor() async => await LightSensor.hasSensor ?? false;
Stream<int> luxStream() => LightSensor.lightSensorStream;
}

11
lib/data/shared_prefs_service.dart
View file

@ -1,14 +1,17 @@
import 'package:shared_preferences/shared_preferences.dart';
import 'models/ev_source_type.dart';
import 'models/photography_values/iso_value.dart';
import 'models/photography_values/nd_value.dart';
import 'models/theme_type.dart';
class UserPreferencesService {
static const _isoKey = "iso";
static const _ndFilterKey = "nd";
static const _ndFilterKey = "ndFilter";
static const _evSourceTypeKey = "evSourceType";
static const _cameraEvCalibrationKey = "cameraEvCalibration";
static const _lightSensorEvCalibrationKey = "lightSensorEvCalibration";
static const _hapticsKey = "haptics";
static const _themeTypeKey = "themeType";
@ -24,12 +27,18 @@ class UserPreferencesService {
NdValue get ndFilter => ndValues.firstWhere((v) => v.value == (_sharedPreferences.getInt(_ndFilterKey) ?? 0));
set ndFilter(NdValue value) => _sharedPreferences.setInt(_ndFilterKey, value.value);
EvSourceType get evSourceType => EvSourceType.values[_sharedPreferences.getInt(_evSourceTypeKey) ?? 0];
set evSourceType(EvSourceType value) => _sharedPreferences.setInt(_evSourceTypeKey, value.index);
bool get haptics => _sharedPreferences.getBool(_hapticsKey) ?? false;
set haptics(bool value) => _sharedPreferences.setBool(_hapticsKey, value);
double get cameraEvCalibration => _sharedPreferences.getDouble(_cameraEvCalibrationKey) ?? 0.0;
set cameraEvCalibration(double value) => _sharedPreferences.setDouble(_cameraEvCalibrationKey, value);
double get lightSensorEvCalibration => _sharedPreferences.getDouble(_lightSensorEvCalibrationKey) ?? 0.0;
set lightSensorEvCalibration(double value) => _sharedPreferences.setDouble(_lightSensorEvCalibrationKey, value);
ThemeType get themeType => ThemeType.values[_sharedPreferences.getInt(_themeTypeKey) ?? 0];
set themeType(ThemeType value) => _sharedPreferences.setInt(_themeTypeKey, value.index);

16
lib/environment.dart
View file

@ -3,19 +3,31 @@ class Environment {
final String issuesReportUrl;
final String contactEmail;
final bool hasLightSensor;
const Environment({
required this.sourceCodeUrl,
required this.issuesReportUrl,
required this.contactEmail,
this.hasLightSensor = false,
});
const Environment.dev()
: sourceCodeUrl = 'https://github.com/vodemn/m3_lightmeter',
issuesReportUrl = 'https://github.com/vodemn/m3_lightmeter/issues',
contactEmail = 'contact.vodemn@gmail.com';
contactEmail = 'contact.vodemn@gmail.com',
hasLightSensor = false;
const Environment.prod()
: sourceCodeUrl = 'https://github.com/vodemn/m3_lightmeter',
issuesReportUrl = 'https://github.com/vodemn/m3_lightmeter/issues',
contactEmail = 'contact.vodemn@gmail.com';
contactEmail = 'contact.vodemn@gmail.com',
hasLightSensor = false;
Environment copyWith({bool? hasLightSensor}) => Environment(
sourceCodeUrl: sourceCodeUrl,
issuesReportUrl: issuesReportUrl,
contactEmail: contactEmail,
hasLightSensor: hasLightSensor ?? this.hasLightSensor,
);
}

16
lib/interactors/metering_interactor.dart
View file

@ -1,16 +1,22 @@
import 'dart:io';
import 'package:lightmeter/data/haptics_service.dart';
import 'package:lightmeter/data/light_sensor_service.dart';
import 'package:lightmeter/data/shared_prefs_service.dart';
class MeteringInteractor {
final UserPreferencesService _userPreferencesService;
final HapticsService _hapticsService;
final LightSensorService _lightSensorService;
const MeteringInteractor(
this._userPreferencesService,
this._hapticsService,
this._lightSensorService,
);
double get cameraEvCalibration => _userPreferencesService.cameraEvCalibration;
double get lightSensorEvCalibration => _userPreferencesService.lightSensorEvCalibration;
bool get isHapticsEnabled => _userPreferencesService.haptics;
@ -25,4 +31,14 @@ class MeteringInteractor {
}
void enableHaptics(bool enable) => _userPreferencesService.haptics = enable;
Future<bool> hasAmbientLightSensor() async {
if (Platform.isAndroid) {
return _lightSensorService.hasSensor();
} else {
return false;
}
}
Stream<int> luxStream() => _lightSensorService.luxStream();
}

3
lib/interactors/settings_interactor.dart
View file

@ -13,6 +13,9 @@ class SettingsInteractor {
double get cameraEvCalibration => _userPreferencesService.cameraEvCalibration;
void setCameraEvCalibration(double value) => _userPreferencesService.cameraEvCalibration = value;
double get lightSensorEvCalibration => _userPreferencesService.lightSensorEvCalibration;
void setLightSensorEvCalibration(double value) => _userPreferencesService.lightSensorEvCalibration = value;
bool get isHapticsEnabled => _userPreferencesService.haptics;
/// Executes vibration if haptics are enabled in settings

4
lib/l10n/intl_en.arb
View file

@ -28,8 +28,10 @@
"halfStops": "1/2",
"thirdStops": "1/3",
"calibration": "Calibration",
"calibrationMessage": "The accuracy of the readings measured by this application depends entirely on the hardware of the device. Therefore, consider testing this application and setting up an EV calibration value that will give you the desired measurement results.",
"calibrationMessage": "The accuracy of the readings measured by this application depends entirely on the hardware of the device. Therefore, consider testing this application and setting up EV calibration values that will give you the desired measurement results.",
"calibrationMessageCameraOnly": "The accuracy of the readings measured by this application depends entirely on the rear camera of the device. Therefore, consider testing this application and setting up an EV calibration value that will give you the desired measurement results.",
"camera": "Camera",
"lightSensor": "Light sensor",
"general": "General",
"haptics": "Haptics",
"theme": "Theme",

65
lib/providers/ev_source_type_provider.dart Normal file
View file

@ -0,0 +1,65 @@
import 'package:flutter/material.dart';
import 'package:lightmeter/data/models/ev_source_type.dart';
import 'package:lightmeter/data/shared_prefs_service.dart';
import 'package:lightmeter/environment.dart';
import 'package:provider/provider.dart';
class EvSourceTypeProvider extends StatefulWidget {
final Widget child;
const EvSourceTypeProvider({required this.child, super.key});
static EvSourceTypeProviderState of(BuildContext context) {
return context.findAncestorStateOfType<EvSourceTypeProviderState>()!;
}
@override
State<EvSourceTypeProvider> createState() => EvSourceTypeProviderState();
}
class EvSourceTypeProviderState extends State<EvSourceTypeProvider> {
late final ValueNotifier<EvSourceType> valueListenable;
@override
void initState() {
super.initState();
final evSourceType = context.read<UserPreferencesService>().evSourceType;
valueListenable = ValueNotifier(
evSourceType == EvSourceType.sensor && !context.read<Environment>().hasLightSensor
? EvSourceType.camera
: evSourceType,
);
}
@override
void dispose() {
valueListenable.dispose();
super.dispose();
}
@override
Widget build(BuildContext context) {
return ValueListenableBuilder(
valueListenable: valueListenable,
builder: (_, value, child) => Provider.value(
value: value,
child: child,
),
child: widget.child,
);
}
void toggleType() {
switch (valueListenable.value) {
case EvSourceType.camera:
if (context.read<Environment>().hasLightSensor) {
valueListenable.value = EvSourceType.sensor;
}
break;
case EvSourceType.sensor:
valueListenable.value = EvSourceType.camera;
break;
}
context.read<UserPreferencesService>().evSourceType = valueListenable.value;
}
}

4
lib/res/dimens.dart
View file

@ -21,6 +21,10 @@ class Dimens {
static const Duration durationML = Duration(milliseconds: 250);
static const Duration durationL = Duration(milliseconds: 300);
// TopBar
/// Probably this is a bad practice, but with text size locked, the height is always 212
static const double readingContainerHeight = 212;
// `CenteredSlider`
static const double cameraSliderTrackHeight = grid4;
static const double cameraSliderTrackRadius = cameraSliderTrackHeight / 2;

4
lib/screens/metering/communication/bloc_communication_metering.dart
View file

@ -6,7 +6,9 @@ import 'state_communication_metering.dart';
class MeteringCommunicationBloc
extends Bloc<MeteringCommunicationEvent, MeteringCommunicationState> {
MeteringCommunicationBloc() : super(const InitState()) {
on<MeasureEvent>((_, emit) => emit(const MeasureState()));
// `MeasureState` is not const, so that `Bloc` treats each state as new and updates state stream
// ignore: prefer_const_constructors
on<MeasureEvent>((_, emit) => emit(MeasureState()));
on<MeasuredEvent>((event, emit) => emit(MeasuredState(event.ev100)));
}
}

5
lib/screens/metering/components/bottom_controls/components/widget_button_measure.dart
View file

@ -36,6 +36,11 @@ class _MeteringMeasureButtonState extends State<MeteringMeasureButton> {
_isPressed = false;
});
},
onTapCancel: () {
setState(() {
_isPressed = false;
});
},
child: DecoratedBox(
decoration: BoxDecoration(
borderRadius: BorderRadius.circular(widget.size / 2),

14
lib/screens/metering/components/bottom_controls/widget_bottom_controls.dart
View file

@ -1,14 +1,18 @@
import 'package:flutter/material.dart';
import 'package:lightmeter/data/models/ev_source_type.dart';
import 'package:lightmeter/res/dimens.dart';
import 'package:provider/provider.dart';
import 'components/widget_button_measure.dart';
import 'components/widget_button_secondary.dart';
class MeteringBottomControls extends StatelessWidget {
final VoidCallback? onSwitchEvSourceType;
final VoidCallback onMeasure;
final VoidCallback onSettings;
const MeteringBottomControls({
required this.onSwitchEvSourceType,
required this.onMeasure,
required this.onSettings,
super.key,
@ -30,6 +34,16 @@ class MeteringBottomControls extends StatelessWidget {
child: Row(
mainAxisAlignment: MainAxisAlignment.spaceEvenly,
children: [
if (onSwitchEvSourceType != null)
Expanded(
child: MeteringSecondaryButton(
onPressed: onSwitchEvSourceType!,
icon: context.watch<EvSourceType>() != EvSourceType.camera
? Icons.camera_rear
: Icons.wb_incandescent,
),
)
else
const Spacer(),
MeteringMeasureButton(
onTap: onMeasure,

94
lib/screens/metering/components/camera/widget_exposure_slider.dart
View file

@ -1,94 +0,0 @@
import 'package:flutter/material.dart';
import 'package:flutter_bloc/flutter_bloc.dart';
import 'package:lightmeter/res/dimens.dart';
import 'package:lightmeter/screens/metering/ev_source/camera/bloc_camera.dart';
import 'package:lightmeter/screens/metering/ev_source/camera/event_camera.dart';
import 'package:lightmeter/screens/metering/ev_source/camera/state_camera.dart';
import 'package:lightmeter/screens/shared/centered_slider/widget_slider_centered.dart';
import 'package:lightmeter/utils/to_string_signed.dart';
class CameraExposureSlider extends StatelessWidget {
const CameraExposureSlider({super.key});
@override
Widget build(BuildContext context) {
return BlocBuilder<CameraBloc, CameraState>(
builder: (context, state) {
if (state is CameraActiveState) {
return Column(
children: [
IconButton(
icon: const Icon(Icons.sync),
onPressed: state.currentExposureOffset != 0.0
? () => context.read<CameraBloc>().add(const ExposureOffsetChangedEvent(0.0))
: null,
),
Expanded(
child: Row(
mainAxisAlignment: MainAxisAlignment.center,
children: [
Padding(
padding: const EdgeInsets.symmetric(vertical: Dimens.grid8),
child: _Ruler(state.minExposureOffset, state.maxExposureOffset),
),
CenteredSlider(
isVertical: true,
icon: const Icon(Icons.light_mode),
value: state.currentExposureOffset,
min: state.minExposureOffset,
max: state.maxExposureOffset,
onChanged: (value) {
context.read<CameraBloc>().add(ExposureOffsetChangedEvent(value));
},
),
],
),
),
],
);
}
return const SizedBox();
},
);
}
}
class _Ruler extends StatelessWidget {
final double min;
final double max;
const _Ruler(this.min, this.max);
@override
Widget build(BuildContext context) {
return Column(
crossAxisAlignment: CrossAxisAlignment.end,
mainAxisAlignment: MainAxisAlignment.spaceBetween,
children: List.generate(
(max - min + 1).toInt(),
(index) {
final bool showValue = index % 2 == 0.0 || index == 0.0;
return Row(
mainAxisAlignment: MainAxisAlignment.end,
children: [
if (showValue)
Text(
(index + min).toStringSigned(),
style: Theme.of(context).textTheme.bodyLarge,
),
const SizedBox(width: Dimens.grid8),
ColoredBox(
color: Theme.of(context).colorScheme.onBackground,
child: SizedBox(
height: 1,
width: showValue ? Dimens.grid16 : Dimens.grid8,
),
),
const SizedBox(width: Dimens.grid8),
],
);
},
).reversed.toList(),
);
}
}

31
lib/screens/metering/components/camera/widget_zoom_camera.dart
View file

@ -1,31 +0,0 @@
import 'package:flutter/material.dart';
import 'package:flutter_bloc/flutter_bloc.dart';
import 'package:lightmeter/screens/metering/ev_source/camera/bloc_camera.dart';
import 'package:lightmeter/screens/metering/ev_source/camera/event_camera.dart';
import 'package:lightmeter/screens/metering/ev_source/camera/state_camera.dart';
import '../../../shared/centered_slider/widget_slider_centered.dart';
class CameraZoomSlider extends StatelessWidget {
const CameraZoomSlider({super.key});
@override
Widget build(BuildContext context) {
return BlocBuilder<CameraBloc, CameraState>(
builder: (context, state) {
if (state is CameraActiveState) {
return CenteredSlider(
icon: const Icon(Icons.search),
value: state.currentZoom,
min: state.minZoom,
max: state.maxZoom,
onChanged: (value) {
context.read<CameraBloc>().add(ZoomChangedEvent(value));
},
);
}
return const SizedBox();
},
);
}
}

27
lib/screens/metering/ev_source/camera/bloc_camera.dart → lib/screens/metering/components/camera_container/bloc_container_camera.dart
View file

@ -7,7 +7,7 @@ import 'package:exif/exif.dart';
import 'package:flutter/material.dart';
import 'package:flutter_bloc/flutter_bloc.dart';
import 'package:lightmeter/interactors/metering_interactor.dart';
import 'package:lightmeter/screens/metering/ev_source/ev_source_bloc.dart';
import 'package:lightmeter/screens/metering/components/shared/ev_source_base/bloc_base_ev_source.dart';
import 'package:lightmeter/screens/metering/communication/bloc_communication_metering.dart';
import 'package:lightmeter/screens/metering/communication/event_communication_metering.dart'
as communication_event;
@ -15,10 +15,10 @@ import 'package:lightmeter/screens/metering/communication/state_communication_me
as communication_states;
import 'package:lightmeter/utils/log_2.dart';
import 'event_camera.dart';
import 'state_camera.dart';
import 'event_container_camera.dart';
import 'state_container_camera.dart';
class CameraBloc extends EvSourceBloc<CameraEvent, CameraState> {
class CameraContainerBloc extends EvSourceBlocBase<CameraContainerEvent, CameraContainerState> {
final MeteringInteractor _meteringInteractor;
late final _WidgetsBindingObserver _observer;
CameraController? _cameraController;
@ -33,9 +33,9 @@ class CameraBloc extends EvSourceBloc<CameraEvent, CameraState> {
double _exposureStep = 0.0;
double _currentExposureOffset = 0.0;
CameraBloc(
MeteringCommunicationBloc communicationBloc,
CameraContainerBloc(
this._meteringInteractor,
MeteringCommunicationBloc communicationBloc,
) : super(
communicationBloc,
const CameraInitState(),
@ -54,8 +54,8 @@ class CameraBloc extends EvSourceBloc<CameraEvent, CameraState> {
@override
Future<void> close() async {
WidgetsBinding.instance.removeObserver(_observer);
_cameraController?.dispose();
super.close();
unawaited(_cameraController?.dispose());
return super.close();
}
@override
@ -110,11 +110,6 @@ class CameraBloc extends EvSourceBloc<CameraEvent, CameraState> {
emit(CameraInitializedState(_cameraController!));
_emitActiveState(emit);
_takePhoto().then((ev100) {
if (ev100 != null) {
communicationBloc.add(communication_event.MeasuredEvent(ev100));
}
});
} catch (e) {
emit(const CameraErrorState());
}
@ -139,11 +134,9 @@ class CameraBloc extends EvSourceBloc<CameraEvent, CameraState> {
void _emitActiveState(Emitter emit) {
emit(CameraActiveState(
minZoom: _zoomRange!.start,
maxZoom: _zoomRange!.end,
zoomRange: _zoomRange!,
currentZoom: _currentZoom,
minExposureOffset: _exposureOffsetRange!.start,
maxExposureOffset: _exposureOffsetRange!.end,
exposureOffsetRange: _exposureOffsetRange!,
exposureOffsetStep: _exposureStep,
currentExposureOffset: _currentExposureOffset,
));

91
lib/screens/metering/components/camera_container/components/camera_controls/components/exposure_offset_slider/widget_slider_exposure_offset.dart Normal file
View file

@ -0,0 +1,91 @@
import 'package:flutter/material.dart';
import 'package:lightmeter/res/dimens.dart';
import 'package:lightmeter/screens/shared/centered_slider/widget_slider_centered.dart';
import 'package:lightmeter/utils/to_string_signed.dart';
class ExposureOffsetSlider extends StatelessWidget {
final RangeValues range;
final double value;
final ValueChanged<double> onChanged;
const ExposureOffsetSlider({
required this.range,
required this.value,
required this.onChanged,
super.key,
});
@override
Widget build(BuildContext context) {
return Column(
children: [
IconButton(
icon: const Icon(Icons.sync),
onPressed: value != 0.0 ? () => onChanged(0.0) : null,
),
Expanded(
child: Row(
mainAxisAlignment: MainAxisAlignment.center,
children: [
Padding(
padding: const EdgeInsets.symmetric(vertical: Dimens.grid8),
child: _Ruler(
range.start,
range.end,
),
),
CenteredSlider(
isVertical: true,
icon: const Icon(Icons.light_mode),
value: value,
min: range.start,
max: range.end,
onChanged: onChanged,
),
],
),
),
],
);
}
}
class _Ruler extends StatelessWidget {
final double min;
final double max;
const _Ruler(this.min, this.max);
@override
Widget build(BuildContext context) {
return Column(
crossAxisAlignment: CrossAxisAlignment.end,
mainAxisAlignment: MainAxisAlignment.spaceBetween,
children: List.generate(
(max - min + 1).toInt(),
(index) {
final bool showValue = index % 2 == 0.0 || index == 0.0;
return Row(
mainAxisAlignment: MainAxisAlignment.end,
children: [
if (showValue)
Text(
(index + min).toStringSigned(),
style: Theme.of(context).textTheme.bodyLarge,
),
const SizedBox(width: Dimens.grid8),
ColoredBox(
color: Theme.of(context).colorScheme.onBackground,
child: SizedBox(
height: 1,
width: showValue ? Dimens.grid16 : Dimens.grid8,
),
),
const SizedBox(width: Dimens.grid8),
],
);
},
).reversed.toList(),
);
}
}

26
lib/screens/metering/components/camera_container/components/camera_controls/components/zoom_slider/widget_slider_zoom.dart Normal file
View file

@ -0,0 +1,26 @@
import 'package:flutter/material.dart';
import 'package:lightmeter/screens/shared/centered_slider/widget_slider_centered.dart';
class ZoomSlider extends StatelessWidget {
final RangeValues range;
final double value;
final ValueChanged<double> onChanged;
const ZoomSlider({
required this.range,
required this.value,
required this.onChanged,
super.key,
});
@override
Widget build(BuildContext context) {
return CenteredSlider(
icon: const Icon(Icons.search),
value: value,
min: range.start,
max: range.end,
onChanged: onChanged,
);
}
}

46
lib/screens/metering/components/camera_container/components/camera_controls/widget_camera_controls.dart Normal file
View file

@ -0,0 +1,46 @@
import 'package:flutter/material.dart';
import 'package:lightmeter/res/dimens.dart';
import 'components/exposure_offset_slider/widget_slider_exposure_offset.dart';
import 'components/zoom_slider/widget_slider_zoom.dart';
class CameraControls extends StatelessWidget {
final RangeValues exposureOffsetRange;
final double exposureOffsetValue;
final ValueChanged<double> onExposureOffsetChanged;
final RangeValues zoomRange;
final double zoomValue;
final ValueChanged<double> onZoomChanged;
const CameraControls({
required this.exposureOffsetRange,
required this.exposureOffsetValue,
required this.onExposureOffsetChanged,
required this.zoomRange,
required this.zoomValue,
required this.onZoomChanged,
super.key,
});
@override
Widget build(BuildContext context) {
return Column(
children: [
Expanded(
child: ExposureOffsetSlider(
range: exposureOffsetRange,
value: exposureOffsetValue,
onChanged: onExposureOffsetChanged,
),
),
const SizedBox(height: Dimens.grid24),
ZoomSlider(
range: zoomRange,
value: zoomValue,
onChanged: onZoomChanged,
),
],
);
}
}

47
lib/screens/metering/components/camera_container/components/camera_view/widget_camera_view.dart Normal file
View file

@ -0,0 +1,47 @@
import 'package:camera/camera.dart';
import 'package:flutter/material.dart';
import 'package:flutter/services.dart';
class CameraView extends StatelessWidget {
final CameraController controller;
const CameraView({required this.controller, Key? key}) : super(key: key);
@override
Widget build(BuildContext context) {
final value = controller.value;
return ValueListenableBuilder<CameraValue>(
valueListenable: controller,
builder: (_, __, ___) => AspectRatio(
aspectRatio: _isLandscape(value) ? value.aspectRatio : (1 / value.aspectRatio),
child: RotatedBox(
quarterTurns: _getQuarterTurns(value),
child: controller.buildPreview(),
),
),
);
}
bool _isLandscape(CameraValue value) {
return <DeviceOrientation>[DeviceOrientation.landscapeLeft, DeviceOrientation.landscapeRight]
.contains(_getApplicableOrientation(value));
}
int _getQuarterTurns(CameraValue value) {
final Map<DeviceOrientation, int> turns = <DeviceOrientation, int>{
DeviceOrientation.portraitUp: 0,
DeviceOrientation.landscapeRight: 1,
DeviceOrientation.portraitDown: 2,
DeviceOrientation.landscapeLeft: 3,
};
return turns[_getApplicableOrientation(value)]!;
}
DeviceOrientation _getApplicableOrientation(CameraValue value) {
return value.isRecordingVideo
? value.recordingOrientation!
: (value.previewPauseOrientation ??
value.lockedCaptureOrientation ??
value.deviceOrientation);
}
}

23
lib/screens/metering/components/camera_container/event_container_camera.dart Normal file
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@ -0,0 +1,23 @@
abstract class CameraContainerEvent {
const CameraContainerEvent();
}
class InitializeEvent extends CameraContainerEvent {
const InitializeEvent();
}
class ZoomChangedEvent extends CameraContainerEvent {
final double value;
const ZoomChangedEvent(this.value);
}
class ExposureOffsetChangedEvent extends CameraContainerEvent {
final double value;
const ExposureOffsetChangedEvent(this.value);
}
class ExposureOffsetResetEvent extends CameraContainerEvent {
const ExposureOffsetResetEvent();
}

50
lib/screens/metering/components/camera_container/provider_container_camera.dart Normal file
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@ -0,0 +1,50 @@
import 'package:flutter/material.dart';
import 'package:flutter_bloc/flutter_bloc.dart';
import 'package:lightmeter/data/models/exposure_pair.dart';
import 'package:lightmeter/data/models/photography_values/iso_value.dart';
import 'package:lightmeter/data/models/photography_values/nd_value.dart';
import 'package:lightmeter/interactors/metering_interactor.dart';
import 'package:lightmeter/screens/metering/communication/bloc_communication_metering.dart';
import 'bloc_container_camera.dart';
import 'widget_container_camera.dart';
class CameraContainerProvider extends StatelessWidget {
final ExposurePair? fastest;
final ExposurePair? slowest;
final IsoValue iso;
final NdValue nd;
final ValueChanged<IsoValue> onIsoChanged;
final ValueChanged<NdValue> onNdChanged;
final List<ExposurePair> exposurePairs;
const CameraContainerProvider({
required this.fastest,
required this.slowest,
required this.iso,
required this.nd,
required this.onIsoChanged,
required this.onNdChanged,
required this.exposurePairs,
super.key,
});
@override
Widget build(BuildContext context) {
return BlocProvider(
create: (context) => CameraContainerBloc(
context.read<MeteringInteractor>(),
context.read<MeteringCommunicationBloc>(),
),
child: CameraContainer(
fastest: fastest,
slowest: slowest,
iso: iso,
nd: nd,
onIsoChanged: onIsoChanged,
onNdChanged: onNdChanged,
exposurePairs: exposurePairs,
),
);
}
}

40
lib/screens/metering/components/camera_container/state_container_camera.dart Normal file
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@ -0,0 +1,40 @@
import 'package:camera/camera.dart';
import 'package:flutter/material.dart';
abstract class CameraContainerState {
const CameraContainerState();
}
class CameraInitState extends CameraContainerState {
const CameraInitState();
}
class CameraLoadingState extends CameraContainerState {
const CameraLoadingState();
}
class CameraInitializedState extends CameraContainerState {
final CameraController controller;
const CameraInitializedState(this.controller);
}
class CameraActiveState extends CameraContainerState {
final RangeValues zoomRange;
final double currentZoom;
final RangeValues exposureOffsetRange;
final double? exposureOffsetStep;
final double currentExposureOffset;
const CameraActiveState({
required this.zoomRange,
required this.currentZoom,
required this.exposureOffsetRange,
required this.exposureOffsetStep,
required this.currentExposureOffset,
});
}
class CameraErrorState extends CameraContainerState {
const CameraErrorState();
}

159
lib/screens/metering/components/camera_container/widget_container_camera.dart Normal file
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@ -0,0 +1,159 @@
import 'package:flutter/material.dart';
import 'package:flutter_bloc/flutter_bloc.dart';
import 'package:lightmeter/data/models/exposure_pair.dart';
import 'package:lightmeter/data/models/photography_values/iso_value.dart';
import 'package:lightmeter/data/models/photography_values/nd_value.dart';
import 'package:lightmeter/platform_config.dart';
import 'package:lightmeter/res/dimens.dart';
import 'package:lightmeter/screens/metering/components/camera_container/components/camera_view/widget_camera_view.dart';
import 'package:lightmeter/screens/metering/components/shared/exposure_pairs_list/widget_list_exposure_pairs.dart';
import 'package:lightmeter/screens/metering/components/shared/metering_top_bar/widget_top_bar_metering.dart';
import 'package:lightmeter/screens/metering/components/shared/readings_container/widget_container_readings.dart';
import 'bloc_container_camera.dart';
import 'components/camera_controls/widget_camera_controls.dart';
import 'event_container_camera.dart';
import 'state_container_camera.dart';
class CameraContainer extends StatelessWidget {
final ExposurePair? fastest;
final ExposurePair? slowest;
final IsoValue iso;
final NdValue nd;
final ValueChanged<IsoValue> onIsoChanged;
final ValueChanged<NdValue> onNdChanged;
final List<ExposurePair> exposurePairs;
const CameraContainer({
required this.fastest,
required this.slowest,
required this.iso,
required this.nd,
required this.onIsoChanged,
required this.onNdChanged,
required this.exposurePairs,
super.key,
});
@override
Widget build(BuildContext context) {
final topBarOverflow = Dimens.readingContainerHeight -
((MediaQuery.of(context).size.width - Dimens.grid8 - 2 * Dimens.paddingM) / 2) /
PlatformConfig.cameraPreviewAspectRatio;
return Column(
children: [
MeteringTopBar(
readingsContainer: ReadingsContainer(
fastest: fastest,
slowest: slowest,
iso: iso,
nd: nd,
onIsoChanged: onIsoChanged,
onNdChanged: onNdChanged,
),
appendixHeight: topBarOverflow,
preview: const _CameraViewBuilder(),
),
Expanded(
child: Padding(
padding: const EdgeInsets.symmetric(horizontal: Dimens.paddingM),
child: _MiddleContentWrapper(
topBarOverflow: topBarOverflow,
leftContent: ExposurePairsList(exposurePairs),
rightContent: const _CameraControlsBuilder(),
),
),
),
],
);
}
}
class _CameraViewBuilder extends StatelessWidget {
const _CameraViewBuilder({Key? key}) : super(key: key);
@override
Widget build(BuildContext context) {
return AspectRatio(
aspectRatio: PlatformConfig.cameraPreviewAspectRatio,
child: Center(
child: BlocBuilder<CameraContainerBloc, CameraContainerState>(
buildWhen: (previous, current) => current is CameraInitializedState,
builder: (context, state) => state is CameraInitializedState
? CameraView(controller: state.controller)
: const ColoredBox(color: Colors.black),
),
),
);
}
}
class _CameraControlsBuilder extends StatelessWidget {
const _CameraControlsBuilder();
@override
Widget build(BuildContext context) {
return Padding(
padding: const EdgeInsets.symmetric(vertical: Dimens.paddingM),
child: BlocBuilder<CameraContainerBloc, CameraContainerState>(
builder: (context, state) => AnimatedSwitcher(
duration: Dimens.durationS,
child: state is CameraActiveState
? CameraControls(
exposureOffsetRange: state.exposureOffsetRange,
exposureOffsetValue: state.currentExposureOffset,
onExposureOffsetChanged: (value) {
context.read<CameraContainerBloc>().add(ExposureOffsetChangedEvent(value));
},
zoomRange: state.zoomRange,
zoomValue: state.currentZoom,
onZoomChanged: (value) {
context.read<CameraContainerBloc>().add(ZoomChangedEvent(value));
},
)
: const SizedBox.shrink(),
),
),
);
}
}
class _MiddleContentWrapper extends StatelessWidget {
final double topBarOverflow;
final Widget leftContent;
final Widget rightContent;
const _MiddleContentWrapper({
required this.topBarOverflow,
required this.leftContent,
required this.rightContent,
});
@override
Widget build(BuildContext context) {
return LayoutBuilder(
builder: (context, constraints) => OverflowBox(
alignment: Alignment.bottomCenter,
maxHeight: constraints.maxHeight + topBarOverflow.abs(),
maxWidth: constraints.maxWidth,
child: Row(
children: [
Expanded(
child: Padding(
padding: EdgeInsets.only(top: topBarOverflow >= 0 ? topBarOverflow : 0),
child: leftContent,
),
),
const SizedBox(width: Dimens.grid8),
Expanded(
child: Padding(
padding: EdgeInsets.only(top: topBarOverflow <= 0 ? -topBarOverflow : 0),
child: rightContent,
),
),
],
),
),
);
}
}

48
lib/screens/metering/components/light_sensor_container/bloc_container_light_sensor.dart Normal file
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@ -0,0 +1,48 @@
import 'dart:async';
import 'package:lightmeter/interactors/metering_interactor.dart';
import 'package:lightmeter/screens/metering/components/shared/ev_source_base/bloc_base_ev_source.dart';
import 'package:lightmeter/screens/metering/communication/bloc_communication_metering.dart';
import 'package:lightmeter/screens/metering/communication/event_communication_metering.dart'
as communication_event;
import 'package:lightmeter/screens/metering/communication/state_communication_metering.dart'
as communication_states;
import 'package:lightmeter/utils/log_2.dart';
import 'event_container_light_sensor.dart';
import 'state_container_light_sensor.dart';
class LightSensorContainerBloc
extends EvSourceBlocBase<LightSensorContainerEvent, LightSensorContainerState> {
final MeteringInteractor _meteringInteractor;
StreamSubscription<int>? _luxSubscriptions;
LightSensorContainerBloc(
this._meteringInteractor,
MeteringCommunicationBloc communicationBloc,
) : super(
communicationBloc,
const LightSensorInitState(),
);
@override
void onCommunicationState(communication_states.SourceState communicationState) {
if (communicationState is communication_states.MeasureState) {
if (_luxSubscriptions == null) {
_luxSubscriptions = _meteringInteractor.luxStream().listen((event) {
communicationBloc.add(communication_event.MeasuredEvent(
log2(event.toDouble() / 2.5) + _meteringInteractor.lightSensorEvCalibration,
));
});
} else {
_luxSubscriptions?.cancel().then((_) => _luxSubscriptions = null);
}
}
}
@override
Future<void> close() async {
_luxSubscriptions?.cancel().then((_) => _luxSubscriptions = null);
return super.close();
}
}

3
lib/screens/metering/components/light_sensor_container/event_container_light_sensor.dart Normal file
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@ -0,0 +1,3 @@
abstract class LightSensorContainerEvent {
const LightSensorContainerEvent();
}

51
lib/screens/metering/components/light_sensor_container/provider_container_light_sensor.dart Normal file
View file

@ -0,0 +1,51 @@
import 'package:flutter/material.dart';
import 'package:flutter_bloc/flutter_bloc.dart';
import 'package:lightmeter/data/models/exposure_pair.dart';
import 'package:lightmeter/data/models/photography_values/iso_value.dart';
import 'package:lightmeter/data/models/photography_values/nd_value.dart';
import 'package:lightmeter/interactors/metering_interactor.dart';
import 'package:lightmeter/screens/metering/communication/bloc_communication_metering.dart';
import 'bloc_container_light_sensor.dart';
import 'widget_container_light_sensor.dart';
class LightSensorContainerProvider extends StatelessWidget {
final ExposurePair? fastest;
final ExposurePair? slowest;
final IsoValue iso;
final NdValue nd;
final ValueChanged<IsoValue> onIsoChanged;
final ValueChanged<NdValue> onNdChanged;
final List<ExposurePair> exposurePairs;
const LightSensorContainerProvider({
required this.fastest,
required this.slowest,
required this.iso,
required this.nd,
required this.onIsoChanged,
required this.onNdChanged,
required this.exposurePairs,
super.key,
});
@override
Widget build(BuildContext context) {
return BlocProvider(
lazy: false,
create: (context) => LightSensorContainerBloc(
context.read<MeteringInteractor>(),
context.read<MeteringCommunicationBloc>(),
),
child: LightSensorContainer(
fastest: fastest,
slowest: slowest,
iso: iso,
nd: nd,
onIsoChanged: onIsoChanged,
onNdChanged: onNdChanged,
exposurePairs: exposurePairs,
),
);
}
}

7
lib/screens/metering/components/light_sensor_container/state_container_light_sensor.dart Normal file
View file

@ -0,0 +1,7 @@
abstract class LightSensorContainerState {
const LightSensorContainerState();
}
class LightSensorInitState extends LightSensorContainerState {
const LightSensorInitState();
}

53
lib/screens/metering/components/light_sensor_container/widget_container_light_sensor.dart Normal file
View file

@ -0,0 +1,53 @@
import 'package:flutter/material.dart';
import 'package:lightmeter/data/models/exposure_pair.dart';
import 'package:lightmeter/data/models/photography_values/iso_value.dart';
import 'package:lightmeter/data/models/photography_values/nd_value.dart';
import 'package:lightmeter/res/dimens.dart';
import 'package:lightmeter/screens/metering/components/shared/exposure_pairs_list/widget_list_exposure_pairs.dart';
import 'package:lightmeter/screens/metering/components/shared/metering_top_bar/widget_top_bar_metering.dart';
import 'package:lightmeter/screens/metering/components/shared/readings_container/widget_container_readings.dart';
class LightSensorContainer extends StatelessWidget {
final ExposurePair? fastest;
final ExposurePair? slowest;
final IsoValue iso;
final NdValue nd;
final ValueChanged<IsoValue> onIsoChanged;
final ValueChanged<NdValue> onNdChanged;
final List<ExposurePair> exposurePairs;
const LightSensorContainer({
required this.fastest,
required this.slowest,
required this.iso,
required this.nd,
required this.onIsoChanged,
required this.onNdChanged,
required this.exposurePairs,
super.key,
});
@override
Widget build(BuildContext context) {
return Column(
children: [
MeteringTopBar(
readingsContainer: ReadingsContainer(
fastest: fastest,
slowest: slowest,
iso: iso,
nd: nd,
onIsoChanged: onIsoChanged,
onNdChanged: onNdChanged,
),
),
Expanded(
child: Padding(
padding: const EdgeInsets.symmetric(horizontal: Dimens.paddingM),
child: ExposurePairsList(exposurePairs),
),
),
],
);
}
}

6
lib/screens/metering/ev_source/ev_source_bloc.dart → lib/screens/metering/components/shared/ev_source_base/bloc_base_ev_source.dart
View file

@ -4,11 +4,11 @@ import 'package:lightmeter/screens/metering/communication/bloc_communication_met
import 'package:lightmeter/screens/metering/communication/state_communication_metering.dart'
as communication_states;
abstract class EvSourceBloc<E, S> extends Bloc<E, S> {
abstract class EvSourceBlocBase<E, S> extends Bloc<E, S> {
final MeteringCommunicationBloc communicationBloc;
late final StreamSubscription<communication_states.SourceState> _communicationSubscription;
EvSourceBloc(this.communicationBloc, super.initialState) {
EvSourceBlocBase(this.communicationBloc, super.initialState) {
_communicationSubscription = communicationBloc.stream
.where((event) => event is communication_states.SourceState)
.map((event) => event as communication_states.SourceState)
@ -18,7 +18,7 @@ abstract class EvSourceBloc<E, S> extends Bloc<E, S> {
@override
Future<void> close() async {
await _communicationSubscription.cancel();
super.close();
return super.close();
}
void onCommunicationState(communication_states.SourceState communicationState);

0
lib/screens/metering/components/exposure_pairs_list/components/widget_item_list_exposure_pairs.dart → lib/screens/metering/components/shared/exposure_pairs_list/components/exposure_pairs_list_item/widget_item_list_exposure_pairs.dart
View file

2
lib/screens/metering/components/exposure_pairs_list/widget_list_exposure_pairs.dart → lib/screens/metering/components/shared/exposure_pairs_list/widget_list_exposure_pairs.dart
View file

@ -2,7 +2,7 @@ import 'package:flutter/material.dart';
import 'package:lightmeter/data/models/exposure_pair.dart';
import 'package:lightmeter/res/dimens.dart';
import 'components/widget_item_list_exposure_pairs.dart';
import 'components/exposure_pairs_list_item/widget_item_list_exposure_pairs.dart';
class ExposurePairsList extends StatelessWidget {
final List<ExposurePair> exposurePairs;

8
lib/screens/metering/components/topbar/shape_topbar.dart → lib/screens/metering/components/shared/metering_top_bar/shape_top_bar_metering.dart
View file

@ -3,7 +3,7 @@ import 'dart:math';
import 'package:flutter/material.dart';
import 'package:lightmeter/res/dimens.dart';
class TopBarShape extends CustomPainter {
class MeteringTopBarShape extends CustomPainter {
final Color color;
/// The appendix is on the left side
@ -22,7 +22,7 @@ class TopBarShape extends CustomPainter {
final double appendixHeight;
final double appendixWidth;
TopBarShape({
MeteringTopBarShape({
required this.color,
required this.appendixHeight,
required this.appendixWidth,
@ -38,8 +38,8 @@ class TopBarShape extends CustomPainter {
RRect.fromLTRBAndCorners(
0,
0,
0,
0,
size.width,
size.height,
bottomLeft: circularRadius,
bottomRight: circularRadius,
),

56
lib/screens/metering/components/shared/metering_top_bar/widget_top_bar_metering.dart Normal file
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@ -0,0 +1,56 @@
import 'package:flutter/material.dart';
import 'package:lightmeter/res/dimens.dart';
import 'package:lightmeter/screens/metering/components/shared/readings_container/widget_container_readings.dart';
import 'shape_top_bar_metering.dart';
class MeteringTopBar extends StatelessWidget {
final ReadingsContainer readingsContainer;
final double appendixHeight;
final Widget? preview;
const MeteringTopBar({
required this.readingsContainer,
this.preview,
this.appendixHeight = 0.0,
super.key,
});
@override
Widget build(BuildContext context) {
return CustomPaint(
painter: MeteringTopBarShape(
color: Theme.of(context).colorScheme.surface,
appendixWidth: appendixHeight > 0
? MediaQuery.of(context).size.width / 2 - Dimens.grid8 + Dimens.paddingM
: MediaQuery.of(context).size.width / 2 + Dimens.grid8 - Dimens.paddingM,
appendixHeight: appendixHeight,
),
child: Padding(
padding: const EdgeInsets.all(Dimens.paddingM),
child: SafeArea(
bottom: false,
child: MediaQuery(
data: MediaQuery.of(context),
child: Row(
crossAxisAlignment: CrossAxisAlignment.start,
mainAxisSize: MainAxisSize.min,
children: [
Expanded(child: readingsContainer),
if (preview != null) ...[
const SizedBox(width: Dimens.grid8),
Expanded(
child: ClipRRect(
borderRadius: const BorderRadius.all(Radius.circular(Dimens.borderRadiusM)),
child: preview,
),
),
]
],
),
),
),
),
);
}
}

0
lib/screens/metering/components/topbar/components/shared/widget_dialog_animated.dart → lib/screens/metering/components/shared/readings_container/components/animated_dialog_picker/components/animated_dialog/widget_dialog_animated.dart
View file

10
lib/screens/metering/components/topbar/components/widget_dialog_picker.dart → lib/screens/metering/components/shared/readings_container/components/animated_dialog_picker/components/photography_value_picker_dialog/widget_dialog_picker_photography_value.dart
View file

@ -7,7 +7,7 @@ typedef DialogPickerItemBuilder<T extends PhotographyValue> = Widget Function(Bu
typedef DialogPickerEvDifferenceBuilder<T extends PhotographyValue> = String Function(
T selected, T other);
class MeteringScreenDialogPicker<T extends PhotographyValue> extends StatefulWidget {
class PhotographyValuePickerDialog<T extends PhotographyValue> extends StatefulWidget {
final String title;
final String subtitle;
final T initialValue;
@ -17,7 +17,7 @@ class MeteringScreenDialogPicker<T extends PhotographyValue> extends StatefulWid
final VoidCallback onCancel;
final ValueChanged onSelect;
const MeteringScreenDialogPicker({
const PhotographyValuePickerDialog({
required this.title,
required this.subtitle,
required this.initialValue,
@ -30,11 +30,11 @@ class MeteringScreenDialogPicker<T extends PhotographyValue> extends StatefulWid
});
@override
State<MeteringScreenDialogPicker<T>> createState() => _MeteringScreenDialogPickerState<T>();
State<PhotographyValuePickerDialog<T>> createState() => _PhotographyValuePickerDialogState<T>();
}
class _MeteringScreenDialogPickerState<T extends PhotographyValue>
extends State<MeteringScreenDialogPicker<T>> {
class _PhotographyValuePickerDialogState<T extends PhotographyValue>
extends State<PhotographyValuePickerDialog<T>> {
late T _selectedValue = widget.initialValue;
final _scrollController = ScrollController();

51
lib/screens/metering/components/shared/readings_container/components/animated_dialog_picker/widget_dialog_animated_picker.dart Normal file
View file

@ -0,0 +1,51 @@
import 'package:flutter/material.dart';
import 'package:lightmeter/data/models/photography_values/photography_value.dart';
import 'components/animated_dialog/widget_dialog_animated.dart';
import 'components/photography_value_picker_dialog/widget_dialog_picker_photography_value.dart';
class AnimatedDialogPicker<T extends PhotographyValue> extends StatelessWidget {
final _key = GlobalKey<AnimatedDialogState>();
final String title;
final String subtitle;
final T selectedValue;
final List<T> values;
final DialogPickerItemBuilder<T> itemTitleBuilder;
final DialogPickerEvDifferenceBuilder<T> evDifferenceBuilder;
final ValueChanged<T> onChanged;
final Widget closedChild;
AnimatedDialogPicker({
required this.title,
required this.subtitle,
required this.selectedValue,
required this.values,
required this.itemTitleBuilder,
required this.evDifferenceBuilder,
required this.onChanged,
required this.closedChild,
super.key,
});
@override
Widget build(BuildContext context) {
return AnimatedDialog(
key: _key,
closedChild: closedChild,
openedChild: PhotographyValuePickerDialog<T>(
title: title,
subtitle: subtitle,
initialValue: selectedValue,
values: values,
itemTitleBuilder: itemTitleBuilder,
evDifferenceBuilder: evDifferenceBuilder,
onCancel: () {
_key.currentState?.close();
},
onSelect: (value) {
_key.currentState?.close().then((_) => onChanged(value));
},
),
);
}
}

6
lib/screens/metering/components/topbar/components/container_reading_value.dart → lib/screens/metering/components/shared/readings_container/components/reading_value_container/widget_container_reading_value.dart
View file

@ -68,11 +68,17 @@ class _ReadingValueBuilder extends StatelessWidget {
Text(
reading.label,
style: textTheme.labelMedium?.copyWith(color: textColor),
maxLines: 1,
overflow: TextOverflow.visible,
softWrap: false,
),
const SizedBox(height: Dimens.grid4),
Text(
reading.value,
style: textTheme.titleMedium?.copyWith(color: textColor),
maxLines: 1,
overflow: TextOverflow.visible,
softWrap: false,
),
],
);

128
lib/screens/metering/components/shared/readings_container/widget_container_readings.dart Normal file
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@ -0,0 +1,128 @@
import 'package:flutter/material.dart';
import 'package:lightmeter/data/models/exposure_pair.dart';
import 'package:lightmeter/data/models/photography_values/iso_value.dart';
import 'package:lightmeter/data/models/photography_values/nd_value.dart';
import 'package:lightmeter/generated/l10n.dart';
import 'package:lightmeter/res/dimens.dart';
import 'components/animated_dialog_picker/widget_dialog_animated_picker.dart';
import 'components/reading_value_container/widget_container_reading_value.dart';
/// Contains a column of fastest & slowest exposure pairs + a row of ISO and ND pickers
class ReadingsContainer extends StatelessWidget {
final ExposurePair? fastest;
final ExposurePair? slowest;
final IsoValue iso;
final NdValue nd;
final ValueChanged<IsoValue> onIsoChanged;
final ValueChanged<NdValue> onNdChanged;
const ReadingsContainer({
required this.fastest,
required this.slowest,
required this.iso,
required this.nd,
required this.onIsoChanged,
required this.onNdChanged,
super.key,
});
@override
Widget build(BuildContext context) {
return Column(
crossAxisAlignment: CrossAxisAlignment.stretch,
children: [
ReadingValueContainer(
values: [
ReadingValue(
label: S.of(context).fastestExposurePair,
value: fastest != null ? fastest!.toString() : '-',
),
ReadingValue(
label: S.of(context).slowestExposurePair,
value: fastest != null ? slowest!.toString() : '-',
),
],
),
const _InnerPadding(),
Row(
children: [
Expanded(
child: _IsoValueTile(
value: iso,
onChanged: onIsoChanged,
),
),
const _InnerPadding(),
Expanded(
child: _NdValueTile(
value: nd,
onChanged: onNdChanged,
),
),
],
)
],
);
}
}
class _InnerPadding extends SizedBox {
const _InnerPadding() : super(height: Dimens.grid8, width: Dimens.grid8);
}
class _IsoValueTile extends StatelessWidget {
final IsoValue value;
final ValueChanged<IsoValue> onChanged;
const _IsoValueTile({required this.value, required this.onChanged});
@override
Widget build(BuildContext context) {
return AnimatedDialogPicker<IsoValue>(
title: S.of(context).iso,
subtitle: S.of(context).filmSpeed,
selectedValue: value,
values: isoValues,
itemTitleBuilder: (_, value) => Text(value.value.toString()),
// using ascending order, because increase in film speed rises EV
evDifferenceBuilder: (selected, other) => selected.toStringDifference(other),
onChanged: onChanged,
closedChild: ReadingValueContainer.singleValue(
value: ReadingValue(
label: S.of(context).iso,
value: value.value.toString(),
),
),
);
}
}
class _NdValueTile extends StatelessWidget {
final NdValue value;
final ValueChanged<NdValue> onChanged;
const _NdValueTile({required this.value, required this.onChanged});
@override
Widget build(BuildContext context) {
return AnimatedDialogPicker<NdValue>(
title: S.of(context).nd,
subtitle: S.of(context).ndFilterFactor,
selectedValue: value,
values: ndValues,
itemTitleBuilder: (_, value) => Text(
value.value == 0 ? S.of(context).none : value.value.toString(),
),
// using descending order, because ND filter darkens image & lowers EV
evDifferenceBuilder: (selected, other) => other.toStringDifference(selected),
onChanged: onChanged,
closedChild: ReadingValueContainer.singleValue(
value: ReadingValue(
label: S.of(context).iso,
value: value.value.toString(),
),
),
);
}
}

62
lib/screens/metering/components/topbar/components/widget_camera_preview.dart
View file

@ -1,62 +0,0 @@
import 'package:camera/camera.dart';
import 'package:flutter/material.dart';
import 'package:flutter/services.dart';
import 'package:flutter_bloc/flutter_bloc.dart';
import 'package:lightmeter/platform_config.dart';
import 'package:lightmeter/screens/metering/ev_source/camera/bloc_camera.dart';
import 'package:lightmeter/screens/metering/ev_source/camera/state_camera.dart';
class CameraView extends StatelessWidget {
const CameraView({Key? key}) : super(key: key);
@override
Widget build(BuildContext context) {
return AspectRatio(
aspectRatio: PlatformConfig.cameraPreviewAspectRatio,
child: Center(
child: BlocBuilder<CameraBloc, CameraState>(
buildWhen: (previous, current) => current is CameraInitializedState,
builder: (context, state) {
if (state is CameraInitializedState) {
final value = state.controller.value;
return ValueListenableBuilder<CameraValue>(
valueListenable: state.controller,
builder: (_, __, ___) => AspectRatio(
aspectRatio: _isLandscape(value) ? value.aspectRatio : (1 / value.aspectRatio),
child: RotatedBox(
quarterTurns: _getQuarterTurns(value),
child: state.controller.buildPreview(),
),
),
);
}
return const ColoredBox(color: Colors.black);
},
),
),
);
}
bool _isLandscape(CameraValue value) {
return <DeviceOrientation>[DeviceOrientation.landscapeLeft, DeviceOrientation.landscapeRight]
.contains(_getApplicableOrientation(value));
}
int _getQuarterTurns(CameraValue value) {
final Map<DeviceOrientation, int> turns = <DeviceOrientation, int>{
DeviceOrientation.portraitUp: 0,
DeviceOrientation.landscapeRight: 1,
DeviceOrientation.portraitDown: 2,
DeviceOrientation.landscapeLeft: 3,
};
return turns[_getApplicableOrientation(value)]!;
}
DeviceOrientation _getApplicableOrientation(CameraValue value) {
return value.isRecordingVideo
? value.recordingOrientation!
: (value.previewPauseOrientation ??
value.lockedCaptureOrientation ??
value.deviceOrientation);
}
}

32
lib/screens/metering/components/topbar/components/widget_size_render.dart
View file

@ -1,32 +0,0 @@
import 'package:flutter/material.dart';
import 'package:flutter/rendering.dart';
class SizeRenderWidget extends SingleChildRenderObjectWidget {
final ValueChanged<Size>? onLayout;
const SizeRenderWidget({
super.key,
super.child,
this.onLayout,
});
@override
SizeRenderBox createRenderObject(BuildContext context) => SizeRenderBox(onLayout: onLayout);
}
class SizeRenderBox extends RenderProxyBox {
final ValueChanged<Size>? onLayout;
SizeRenderBox({this.onLayout});
@override
void performLayout() {
if (child != null) {
child!.layout(constraints, parentUsesSize: true);
size = child!.size;
} else {
size = computeSizeForNoChild(constraints);
}
onLayout?.call(size);
}
}

233
lib/screens/metering/components/topbar/widget_topbar.dart
View file

@ -1,233 +0,0 @@
import 'package:flutter/material.dart';
import 'package:lightmeter/platform_config.dart';
import 'package:lightmeter/screens/metering/components/topbar/shape_topbar.dart';
import 'package:lightmeter/screens/metering/components/topbar/components/widget_size_render.dart';
import 'package:lightmeter/generated/l10n.dart';
import 'package:lightmeter/data/models/exposure_pair.dart';
import 'package:lightmeter/data/models/photography_values/iso_value.dart';
import 'package:lightmeter/data/models/photography_values/nd_value.dart';
import 'package:lightmeter/data/models/photography_values/photography_value.dart';
import 'package:lightmeter/res/dimens.dart';
import 'components/widget_camera_preview.dart';
import 'components/shared/widget_dialog_animated.dart';
import 'components/widget_dialog_picker.dart';
import 'components/container_reading_value.dart';
class MeteringTopBar extends StatefulWidget {
final ExposurePair? fastest;
final ExposurePair? slowest;
final double ev;
final IsoValue iso;
final NdValue nd;
final ValueChanged<IsoValue> onIsoChanged;
final ValueChanged<NdValue> onNdChanged;
final ValueChanged<double> onCutoutLayout;
const MeteringTopBar({
required this.fastest,
required this.slowest,
required this.ev,
required this.iso,
required this.nd,
required this.onIsoChanged,
required this.onNdChanged,
required this.onCutoutLayout,
super.key,
});
@override
State<MeteringTopBar> createState() => _MeteringTopBarState();
}
class _MeteringTopBarState extends State<MeteringTopBar> {
double stepHeight = 0.0;
@override
Widget build(BuildContext context) {
return CustomPaint(
painter: TopBarShape(
color: Theme.of(context).colorScheme.surface,
appendixWidth: stepHeight > 0
? MediaQuery.of(context).size.width / 2 - Dimens.grid8 + Dimens.paddingM
: MediaQuery.of(context).size.width / 2 + Dimens.grid8 - Dimens.paddingM,
appendixHeight: stepHeight,
),
child: Padding(
padding: const EdgeInsets.all(Dimens.paddingM),
child: SafeArea(
bottom: false,
child: MediaQuery(
data: MediaQuery.of(context),
child: Row(
crossAxisAlignment: CrossAxisAlignment.start,
mainAxisSize: MainAxisSize.min,
children: [
Expanded(
child: SizeRenderWidget(
onLayout: (size) => _onReadingsLayout(size.height),
child: Column(
crossAxisAlignment: CrossAxisAlignment.stretch,
children: [
ReadingValueContainer(
values: [
ReadingValue(
label: S.of(context).fastestExposurePair,
value: widget.fastest != null ? widget.fastest!.toString() : '-',
),
ReadingValue(
label: S.of(context).slowestExposurePair,
value: widget.fastest != null ? widget.slowest!.toString() : '-',
),
],
),
/*
const _InnerPadding(),
ReadingValueContainer.singleValue(
value: ReadingValue(
label: 'EV',
value: ev.toStringAsFixed(1),
),
),
*/
const _InnerPadding(),
Row(
children: [
Expanded(
child: _IsoValueTile(
value: widget.iso,
onChanged: widget.onIsoChanged,
),
),
const _InnerPadding(),
Expanded(
child: _NdValueTile(
value: widget.nd,
onChanged: widget.onNdChanged,
),
),
],
)
],
),
),
),
const _InnerPadding(),
const Expanded(
child: ClipRRect(
borderRadius: BorderRadius.all(Radius.circular(Dimens.borderRadiusM)),
child: CameraView(),
),
),
],
),
),
),
),
);
}
void _onReadingsLayout(double readingsSectionHeight) {
stepHeight = readingsSectionHeight -
((MediaQuery.of(context).size.width - Dimens.grid8 - 2 * Dimens.paddingM) / 2) /
PlatformConfig.cameraPreviewAspectRatio;
widget.onCutoutLayout(stepHeight);
}
}
class _InnerPadding extends SizedBox {
const _InnerPadding() : super(height: Dimens.grid8, width: Dimens.grid8);
}
class _IsoValueTile extends StatelessWidget {
final IsoValue value;
final ValueChanged<IsoValue> onChanged;
const _IsoValueTile({required this.value, required this.onChanged});
@override
Widget build(BuildContext context) {
return _AnimatedDialogPicker<IsoValue>(
title: S.of(context).iso,
subtitle: S.of(context).filmSpeed,
selectedValue: value,
values: isoValues,
itemTitleBuilder: (_, value) => Text(value.value.toString()),
// using ascending order, because increase in film speed rises EV
evDifferenceBuilder: (selected, other) => selected.toStringDifference(other),
onChanged: onChanged,
);
}
}
class _NdValueTile extends StatelessWidget {
final NdValue value;
final ValueChanged<NdValue> onChanged;
const _NdValueTile({required this.value, required this.onChanged});
@override
Widget build(BuildContext context) {
return _AnimatedDialogPicker<NdValue>(
title: S.of(context).nd,
subtitle: S.of(context).ndFilterFactor,
selectedValue: value,
values: ndValues,
itemTitleBuilder: (_, value) => Text(
value.value == 0 ? S.of(context).none : value.value.toString(),
),
// using descending order, because ND filter darkens image & lowers EV
evDifferenceBuilder: (selected, other) => other.toStringDifference(selected),
onChanged: onChanged,
);
}
}
class _AnimatedDialogPicker<T extends PhotographyValue> extends StatelessWidget {
final _key = GlobalKey<AnimatedDialogState>();
final String title;
final String subtitle;
final T selectedValue;
final List<T> values;
final DialogPickerItemBuilder<T> itemTitleBuilder;
final DialogPickerEvDifferenceBuilder<T> evDifferenceBuilder;
final ValueChanged<T> onChanged;
_AnimatedDialogPicker({
required this.title,
required this.subtitle,
required this.selectedValue,
required this.values,
required this.itemTitleBuilder,
required this.evDifferenceBuilder,
required this.onChanged,
}) : super();
@override
Widget build(BuildContext context) {
return AnimatedDialog(
key: _key,
closedChild: ReadingValueContainer.singleValue(
value: ReadingValue(
label: title,
value: selectedValue.value.toString(),
),
),
openedChild: MeteringScreenDialogPicker<T>(
title: title,
subtitle: subtitle,
initialValue: selectedValue,
values: values,
itemTitleBuilder: itemTitleBuilder,
evDifferenceBuilder: evDifferenceBuilder,
onCancel: () {
_key.currentState?.close();
},
onSelect: (value) {
_key.currentState?.close().then((_) => onChanged(value));
},
),
);
}
}

23
lib/screens/metering/ev_source/camera/event_camera.dart
View file

@ -1,23 +0,0 @@
abstract class CameraEvent {
const CameraEvent();
}
class InitializeEvent extends CameraEvent {
const InitializeEvent();
}
class ZoomChangedEvent extends CameraEvent {
final double value;
const ZoomChangedEvent(this.value);
}
class ExposureOffsetChangedEvent extends CameraEvent {
final double value;
const ExposureOffsetChangedEvent(this.value);
}
class ExposureOffsetResetEvent extends CameraEvent {
const ExposureOffsetResetEvent();
}

43
lib/screens/metering/ev_source/camera/state_camera.dart
View file

@ -1,43 +0,0 @@
import 'package:camera/camera.dart';
abstract class CameraState {
const CameraState();
}
class CameraInitState extends CameraState {
const CameraInitState();
}
class CameraLoadingState extends CameraState {
const CameraLoadingState();
}
class CameraInitializedState extends CameraState {
final CameraController controller;
const CameraInitializedState(this.controller);
}
class CameraActiveState extends CameraState {
final double minZoom;
final double maxZoom;
final double currentZoom;
final double minExposureOffset;
final double maxExposureOffset;
final double? exposureOffsetStep;
final double currentExposureOffset;
const CameraActiveState({
required this.minZoom,
required this.maxZoom,
required this.currentZoom,
required this.minExposureOffset,
required this.maxExposureOffset,
required this.exposureOffsetStep,
required this.currentExposureOffset,
});
}
class CameraErrorState extends CameraState {
const CameraErrorState();
}

27
lib/screens/metering/ev_source/random_ev/bloc_random_ev.dart
View file

@ -1,27 +0,0 @@
import 'dart:math';
import 'package:lightmeter/screens/metering/ev_source/ev_source_bloc.dart';
import 'package:lightmeter/screens/metering/communication/bloc_communication_metering.dart';
import 'package:lightmeter/screens/metering/communication/event_communication_metering.dart'
as communication_event;
import 'package:lightmeter/screens/metering/communication/state_communication_metering.dart'
as communication_states;
import 'event_random_ev.dart';
import 'state_random_ev.dart';
class RandomEvBloc extends EvSourceBloc<RandomEvEvent, RandomEvState> {
final random = Random();
RandomEvBloc(MeteringCommunicationBloc communicationBloc)
: super(
communicationBloc,
RandomEvState(Random().nextDouble() * 15),
);
@override
void onCommunicationState(communication_states.SourceState communicationState) {
if (communicationState is communication_states.MeasureState) {
communicationBloc.add(communication_event.MeasuredEvent(random.nextDouble() * 15));
}
}
}

3
lib/screens/metering/ev_source/random_ev/event_random_ev.dart
View file

@ -1,3 +0,0 @@
abstract class RandomEvEvent {
const RandomEvEvent();
}

5
lib/screens/metering/ev_source/random_ev/state_random_ev.dart
View file

@ -1,5 +0,0 @@
class RandomEvState {
final double ev;
const RandomEvState(this.ev);
}

23
lib/screens/metering/flow_metering.dart
View file

@ -1,27 +1,31 @@
import 'package:flutter/material.dart';
import 'package:flutter_bloc/flutter_bloc.dart';
import 'package:lightmeter/data/haptics_service.dart';
import 'package:lightmeter/data/models/ev_source_type.dart';
import 'package:lightmeter/data/light_sensor_service.dart';
import 'package:lightmeter/data/models/photography_values/photography_value.dart';
import 'package:lightmeter/data/shared_prefs_service.dart';
import 'package:lightmeter/interactors/metering_interactor.dart';
import 'package:provider/provider.dart';
import 'ev_source/camera/bloc_camera.dart';
import 'ev_source/random_ev/bloc_random_ev.dart';
import 'bloc_metering.dart';
import 'communication/bloc_communication_metering.dart';
import 'screen_metering.dart';
class MeteringFlow extends StatelessWidget {
class MeteringFlow extends StatefulWidget {
const MeteringFlow({super.key});
@override
State<MeteringFlow> createState() => _MeteringFlowState();
}
class _MeteringFlowState extends State<MeteringFlow> {
@override
Widget build(BuildContext context) {
return Provider(
create: (context) => MeteringInteractor(
context.read<UserPreferencesService>(),
context.read<HapticsService>(),
context.read<LightSensorService>(),
),
child: MultiBlocProvider(
providers: [
@ -34,17 +38,6 @@ class MeteringFlow extends StatelessWidget {
context.read<StopType>(),
),
),
BlocProvider(
create: (context) => CameraBloc(
context.read<MeteringCommunicationBloc>(),
context.read<MeteringInteractor>(),
),
),
if (context.read<EvSourceType>() == EvSourceType.sensor)
BlocProvider(
lazy: false,
create: (context) => RandomEvBloc(context.read<MeteringCommunicationBloc>()),
),
],
child: const MeteringScreen(),
),

93
lib/screens/metering/screen_metering.dart
View file

@ -1,13 +1,13 @@
import 'package:flutter/material.dart';
import 'package:flutter_bloc/flutter_bloc.dart';
import 'package:lightmeter/data/models/ev_source_type.dart';
import 'package:lightmeter/data/models/photography_values/photography_value.dart';
import 'package:lightmeter/res/dimens.dart';
import 'package:lightmeter/environment.dart';
import 'package:lightmeter/providers/ev_source_type_provider.dart';
import 'components/bottom_controls/widget_bottom_controls.dart';
import 'components/camera/widget_exposure_slider.dart';
import 'components/camera/widget_zoom_camera.dart';
import 'components/exposure_pairs_list/widget_list_exposure_pairs.dart';
import 'components/topbar/widget_topbar.dart';
import 'components/camera_container/provider_container_camera.dart';
import 'components/light_sensor_container/provider_container_light_sensor.dart';
import 'bloc_metering.dart';
import 'event_metering.dart';
import 'state_metering.dart';
@ -20,8 +20,6 @@ class MeteringScreen extends StatefulWidget {
}
class _MeteringScreenState extends State<MeteringScreen> {
double topBarOverflow = 0.0;
MeteringBloc get _bloc => context.read<MeteringBloc>();
@override
@ -34,85 +32,40 @@ class _MeteringScreenState extends State<MeteringScreen> {
Widget build(BuildContext context) {
return Scaffold(
backgroundColor: Theme.of(context).colorScheme.background,
body: BlocBuilder<MeteringBloc, MeteringState>(
builder: (context, state) => Column(
body: Column(
children: [
MeteringTopBar(
Expanded(
child: BlocBuilder<MeteringBloc, MeteringState>(
builder: (context, state) => context.watch<EvSourceType>() == EvSourceType.camera
? CameraContainerProvider(
fastest: state.fastest,
slowest: state.slowest,
ev: state.ev,
iso: state.iso,
nd: state.nd,
onIsoChanged: (value) => _bloc.add(IsoChangedEvent(value)),
onNdChanged: (value) => _bloc.add(NdChangedEvent(value)),
onCutoutLayout: (value) => topBarOverflow = value,
),
Expanded(
child: Padding(
padding: const EdgeInsets.symmetric(horizontal: Dimens.paddingM),
child: _MiddleContentWrapper(
topBarOverflow: topBarOverflow,
leftContent: ExposurePairsList(state.exposurePairs),
rightContent: Padding(
padding: const EdgeInsets.symmetric(vertical: Dimens.paddingM),
child: Column(
children: const [
Expanded(child: CameraExposureSlider()),
SizedBox(height: Dimens.grid24),
CameraZoomSlider(),
],
),
),
exposurePairs: state.exposurePairs,
)
: LightSensorContainerProvider(
fastest: state.fastest,
slowest: state.slowest,
iso: state.iso,
nd: state.nd,
onIsoChanged: (value) => _bloc.add(IsoChangedEvent(value)),
onNdChanged: (value) => _bloc.add(NdChangedEvent(value)),
exposurePairs: state.exposurePairs,
),
),
),
MeteringBottomControls(
onSwitchEvSourceType: context.read<Environment>().hasLightSensor
? EvSourceTypeProvider.of(context).toggleType
: null,
onMeasure: () => _bloc.add(const MeasureEvent()),
onSettings: () => Navigator.pushNamed(context, 'settings'),
),
],
),
),
);
}
}
class _MiddleContentWrapper extends StatelessWidget {
final double topBarOverflow;
final Widget leftContent;
final Widget rightContent;
const _MiddleContentWrapper({
required this.topBarOverflow,
required this.leftContent,
required this.rightContent,
});
@override
Widget build(BuildContext context) {
return LayoutBuilder(
builder: (context, constraints) => OverflowBox(
alignment: Alignment.bottomCenter,
maxHeight: constraints.maxHeight + topBarOverflow.abs(),
maxWidth: constraints.maxWidth,
child: Row(
children: [
Expanded(
child: Padding(
padding: EdgeInsets.only(top: topBarOverflow >= 0 ? topBarOverflow : 0),
child: leftContent,
),
),
const SizedBox(width: Dimens.grid8),
Expanded(
child: Padding(
padding: EdgeInsets.only(top: topBarOverflow <= 0 ? -topBarOverflow : 0),
child: rightContent,
),
),
],
),
),
);
}
}

27
lib/screens/settings/components/calibration/components/calibration_dialog/bloc_dialog_calibration.dart
View file

@ -8,26 +8,47 @@ class CalibrationDialogBloc extends Bloc<CalibrationDialogEvent, CalibrationDial
final SettingsInteractor _settingsInteractor;
late double _cameraEvCalibration = _settingsInteractor.cameraEvCalibration;
late double _lightSensorEvCalibration = _settingsInteractor.lightSensorEvCalibration;
CalibrationDialogBloc(this._settingsInteractor)
: super(CalibrationDialogState(_settingsInteractor.cameraEvCalibration)) {
: super(
CalibrationDialogState(
_settingsInteractor.cameraEvCalibration,
_settingsInteractor.lightSensorEvCalibration,
),
) {
on<CameraEvCalibrationChangedEvent>(_onCameraEvCalibrationChanged);
on<CameraEvCalibrationResetEvent>(_onCameraEvCalibrationReset);
on<LightSensorEvCalibrationChangedEvent>(_onLightSensorEvCalibrationChanged);
on<LightSensorEvCalibrationResetEvent>(_onLightSensorEvCalibrationReset);
on<SaveCalibrationDialogEvent>(_onSaveCalibration);
}
void _onCameraEvCalibrationChanged(CameraEvCalibrationChangedEvent event, Emitter emit) {
_cameraEvCalibration = event.value;
emit(CalibrationDialogState(event.value));
emit(CalibrationDialogState(_cameraEvCalibration, _lightSensorEvCalibration));
}
void _onCameraEvCalibrationReset(CameraEvCalibrationResetEvent event, Emitter emit) {
_settingsInteractor.quickVibration();
_cameraEvCalibration = 0;
emit(CalibrationDialogState(_cameraEvCalibration));
emit(CalibrationDialogState(_cameraEvCalibration, _lightSensorEvCalibration));
}
void _onLightSensorEvCalibrationChanged(
LightSensorEvCalibrationChangedEvent event, Emitter emit) {
_lightSensorEvCalibration = event.value;
emit(CalibrationDialogState(_cameraEvCalibration, _lightSensorEvCalibration));
}
void _onLightSensorEvCalibrationReset(LightSensorEvCalibrationResetEvent event, Emitter emit) {
_settingsInteractor.quickVibration();
_lightSensorEvCalibration = 0;
emit(CalibrationDialogState(_cameraEvCalibration, _lightSensorEvCalibration));
}
void _onSaveCalibration(SaveCalibrationDialogEvent event, __) {
_settingsInteractor.setCameraEvCalibration(_cameraEvCalibration);
_settingsInteractor.setLightSensorEvCalibration(_lightSensorEvCalibration);
}
}

10
lib/screens/settings/components/calibration/components/calibration_dialog/event_dialog_calibration.dart
View file

@ -12,6 +12,16 @@ class CameraEvCalibrationResetEvent extends CalibrationDialogEvent {
const CameraEvCalibrationResetEvent();
}
class LightSensorEvCalibrationChangedEvent extends CalibrationDialogEvent {
final double value;
const LightSensorEvCalibrationChangedEvent(this.value);
}
class LightSensorEvCalibrationResetEvent extends CalibrationDialogEvent {
const LightSensorEvCalibrationResetEvent();
}
class SaveCalibrationDialogEvent extends CalibrationDialogEvent {
const SaveCalibrationDialogEvent();
}

6
lib/screens/settings/components/calibration/components/calibration_dialog/state_dialog_calibration.dart
View file

@ -1,5 +1,9 @@
class CalibrationDialogState {
final double cameraEvCalibration;
final double lightSensorEvCalibration;
const CalibrationDialogState(this.cameraEvCalibration);
const CalibrationDialogState(
this.cameraEvCalibration,
this.lightSensorEvCalibration,
);
}

52
lib/screens/settings/components/calibration/components/calibration_dialog/widget_dialog_calibration.dart
View file

@ -1,5 +1,6 @@
import 'package:flutter/material.dart';
import 'package:flutter_bloc/flutter_bloc.dart';
import 'package:lightmeter/environment.dart';
import 'package:lightmeter/generated/l10n.dart';
import 'package:lightmeter/res/dimens.dart';
import 'package:lightmeter/screens/settings/components/calibration/components/calibration_dialog/event_dialog_calibration.dart';
@ -9,18 +10,12 @@ import 'package:lightmeter/utils/to_string_signed.dart';
import 'bloc_dialog_calibration.dart';
import 'state_dialog_calibration.dart';
class CalibrationDialog extends StatefulWidget {
class CalibrationDialog extends StatelessWidget {
const CalibrationDialog({super.key});
@override
State<CalibrationDialog> createState() => _CalibrationDialogState();
}
class _CalibrationDialogState extends State<CalibrationDialog> {
CalibrationDialogBloc get bloc => context.read<CalibrationDialogBloc>();
@override
Widget build(BuildContext context) {
final bool hasLightSensor = context.read<Environment>().hasLightSensor;
return AlertDialog(
titlePadding: const EdgeInsets.fromLTRB(
Dimens.paddingL,
@ -30,17 +25,44 @@ class _CalibrationDialogState extends State<CalibrationDialog> {
),
title: Text(S.of(context).calibration),
contentPadding: const EdgeInsets.symmetric(horizontal: Dimens.paddingL),
content: BlocBuilder<CalibrationDialogBloc, CalibrationDialogState>(
builder: (context, state) => Column(
content: SingleChildScrollView(
child: Column(
mainAxisSize: MainAxisSize.min,
children: [
Text(S.of(context).calibrationMessage),
Text(
hasLightSensor
? S.of(context).calibrationMessage
: S.of(context).calibrationMessageCameraOnly,
),
const SizedBox(height: Dimens.grid16),
_CalibrationUnit(
BlocBuilder<CalibrationDialogBloc, CalibrationDialogState>(
buildWhen: (previous, current) =>
previous.cameraEvCalibration != current.cameraEvCalibration,
builder: (context, state) => _CalibrationUnit(
title: S.of(context).camera,
value: state.cameraEvCalibration,
onChanged: (value) => bloc.add(CameraEvCalibrationChangedEvent(value)),
onReset: () => bloc.add(const CameraEvCalibrationResetEvent()),
onChanged: (value) => context
.read<CalibrationDialogBloc>()
.add(CameraEvCalibrationChangedEvent(value)),
onReset: () => context
.read<CalibrationDialogBloc>()
.add(const CameraEvCalibrationResetEvent()),
),
),
if (hasLightSensor)
BlocBuilder<CalibrationDialogBloc, CalibrationDialogState>(
buildWhen: (previous, current) =>
previous.lightSensorEvCalibration != current.lightSensorEvCalibration,
builder: (context, state) => _CalibrationUnit(
title: S.of(context).lightSensor,
value: state.lightSensorEvCalibration,
onChanged: (value) => context
.read<CalibrationDialogBloc>()
.add(LightSensorEvCalibrationChangedEvent(value)),
onReset: () => context
.read<CalibrationDialogBloc>()
.add(const LightSensorEvCalibrationResetEvent()),
),
),
],
),
@ -58,7 +80,7 @@ class _CalibrationDialogState extends State<CalibrationDialog> {
),
TextButton(
onPressed: () {
bloc.add(const SaveCalibrationDialogEvent());
context.read<CalibrationDialogBloc>().add(const SaveCalibrationDialogEvent());
Navigator.of(context).pop();
},
child: Text(S.of(context).save),

1
pubspec.yaml
View file

@ -17,6 +17,7 @@ dependencies:
sdk: flutter
intl: 0.17.0
intl_utils: 2.8.1
light_sensor: 2.0.2
material_color_utilities: 0.2.0
package_info_plus: 3.0.2
permission_handler: 10.2.0