Added ultrasonic widget

Gold872 · Dec 9, 2023 · 3224e37 · 3224e37
1 parent 9448c47
commit 3224e37
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diff --git a/lib/services/nt4_widget_builder.dart b/lib/services/nt4_widget_builder.dart
@@ -24,6 +24,7 @@ import 'package:elastic_dashboard/widgets/nt4_widgets/multi-topic/split_button_c
 import 'package:elastic_dashboard/widgets/nt4_widgets/multi-topic/subsystem_widget.dart';
 import 'package:elastic_dashboard/widgets/nt4_widgets/multi-topic/swerve_drive.dart';
 import 'package:elastic_dashboard/widgets/nt4_widgets/multi-topic/three_axis_accelerometer.dart';
+import 'package:elastic_dashboard/widgets/nt4_widgets/multi-topic/ultrasonic.dart';
 import 'package:elastic_dashboard/widgets/nt4_widgets/nt4_widget.dart';
 import 'package:elastic_dashboard/widgets/nt4_widgets/single_topic/boolean_box.dart';
 import 'package:elastic_dashboard/widgets/nt4_widgets/single_topic/graph.dart';
@@ -116,6 +117,7 @@ class NT4WidgetBuilder {
       SwerveDriveWidget.widgetType: SwerveDriveWidget.fromJson,
       ThreeAxisAccelerometer.widgetType: ThreeAxisAccelerometer.fromJson,
       '3AxisAccelerometer': ThreeAxisAccelerometer.fromJson,
+      Ultrasonic.widgetType: Ultrasonic.fromJson,
     });
 
     // Used when building widgets from network tables (drag and drop)
@@ -149,6 +151,7 @@ class NT4WidgetBuilder {
       SwerveDriveWidget.widgetType: SwerveDriveWidget.new,
       ThreeAxisAccelerometer.widgetType: ThreeAxisAccelerometer.new,
       '3AxisAccelerometer': ThreeAxisAccelerometer.new,
+      Ultrasonic.widgetType: Ultrasonic.new,
     });
 
     // Min width and height
@@ -168,6 +171,7 @@ class NT4WidgetBuilder {
       RobotPreferences.widgetType: _normalSize * 2,
       SubsystemWidget.widgetType: _normalSize * 2,
       SwerveDriveWidget.widgetType: _normalSize * 2,
+      Ultrasonic.widgetType: _normalSize * 2,
     });
 
     _minimumHeightMap.addAll({
@@ -202,6 +206,7 @@ class NT4WidgetBuilder {
       RobotPreferences.widgetType: 2,
       SubsystemWidget.widgetType: 2,
       SwerveDriveWidget.widgetType: 2,
+      Ultrasonic.widgetType: 2,
     });
 
     _defaultHeightMap.addAll({

diff --git a/lib/widgets/nt4_widgets/multi-topic/ultrasonic.dart b/lib/widgets/nt4_widgets/multi-topic/ultrasonic.dart
@@ -0,0 +1,88 @@
+import 'package:flutter/material.dart';
+
+import 'package:dot_cast/dot_cast.dart';
+import 'package:provider/provider.dart';
+
+import 'package:elastic_dashboard/services/nt4.dart';
+import 'package:elastic_dashboard/services/nt4_connection.dart';
+import 'package:elastic_dashboard/widgets/nt4_widgets/nt4_widget.dart';
+
+class Ultrasonic extends NT4Widget {
+  static const String widgetType = 'Ultrasonic';
+  @override
+  String type = widgetType;
+
+  late String valueTopic;
+  late NT4Subscription valueSubscription;
+
+  Ultrasonic({super.key, required super.topic, super.period}) : super();
+
+  Ultrasonic.fromJson({super.key, required super.jsonData}) : super.fromJson();
+
+  @override
+  void init() {
+    super.init();
+
+    valueTopic = '$topic/Value';
+    valueSubscription = nt4Connection.subscribe(valueTopic, super.period);
+  }
+
+  @override
+  void resetSubscription() {
+    nt4Connection.unSubscribe(valueSubscription);
+
+    valueTopic = '$topic/Value';
+    valueSubscription = nt4Connection.subscribe(valueTopic, super.period);
+
+    super.resetSubscription();
+  }
+
+  @override
+  void unSubscribe() {
+    nt4Connection.unSubscribe(valueSubscription);
+
+    super.unSubscribe();
+  }
+
+  @override
+  Widget build(BuildContext context) {
+    notifier = context.watch<NT4WidgetNotifier?>();
+
+    return StreamBuilder(
+      stream: valueSubscription.periodicStream(yieldAll: false),
+      initialData: nt4Connection.getLastAnnouncedValue(valueTopic),
+      builder: (context, snapshot) {
+        notifier = context.watch<NT4WidgetNotifier?>();
+
+        double value = tryCast(snapshot.data) ?? 0.0;
+
+        return Row(
+          children: [
+            const Text('Range'),
+            const SizedBox(width: 10),
+            Expanded(
+              child: Container(
+                decoration: BoxDecoration(
+                  border: Border(
+                    bottom: BorderSide(
+                      color: Colors.grey.shade700,
+                      width: 1.5,
+                    ),
+                  ),
+                ),
+                child: SelectableText(
+                  '${value.toStringAsPrecision(5)} in',
+                  maxLines: 1,
+                  showCursor: true,
+                  style: Theme.of(context).textTheme.bodyLarge?.copyWith(
+                        overflow: TextOverflow.ellipsis,
+                      ),
+                ),
+              ),
+            ),
+          ],
+        );
+      },
+    );
+  }
+}