Copy old project - initial state

2025-01-07 15:19:59 +01:00
parent cae841f0e5
commit afad23ca20
202 changed files with 17563 additions and 0 deletions
@@ -0,0 +1,74 @@
+import 'package:flutter/material.dart';
+import 'package:flutter_bluetooth_serial/flutter_bluetooth_serial.dart';
+
+class BluetoothDeviceListEntry extends ListTile {
+  BluetoothDeviceListEntry({super.key, 
+    required BluetoothDevice device,
+    int? rssi,
+    GestureTapCallback? onTap,
+    GestureLongPressCallback? onLongPress,
+    bool enabled = true,
+  }) : super(
+          onTap: onTap,
+          onLongPress: onLongPress,
+          enabled: enabled,
+          leading:
+              const Icon(Icons.devices), // @TODO . !BluetoothClass! class aware icon
+          title: Text(device.name ?? "Unknown device"),
+          subtitle: Text(device.address.toString()),
+          trailing: Row(
+            mainAxisSize: MainAxisSize.min,
+            children: <Widget>[
+              rssi != null
+                  ? Container(
+                      margin: const EdgeInsets.all(8.0),
+                      child: DefaultTextStyle(
+                        style: _computeTextStyle(rssi),
+                        child: Column(
+                          mainAxisSize: MainAxisSize.min,
+                          children: <Widget>[
+                            Text(rssi.toString()),
+                            const Text('dBm'),
+                          ],
+                        ),
+                      ),
+                    )
+                  : const SizedBox(width: 0, height: 0),
+              device.isConnected
+                  ? const Icon(Icons.import_export)
+                  : const SizedBox(width: 0, height: 0),
+              device.isBonded
+                  ? const Icon(Icons.link)
+                  : const SizedBox(width: 0, height: 0),
+            ],
+          ),
+        );
+
+  static TextStyle _computeTextStyle(int rssi) {
+    /**/ if (rssi >= -35) {
+      return TextStyle(color: Colors.greenAccent[700]);
+    } else if (rssi >= -45) {
+      return TextStyle(
+          color: Color.lerp(
+              Colors.greenAccent[700], Colors.lightGreen, -(rssi + 35) / 10));
+    } else if (rssi >= -55) {
+      return TextStyle(
+          color: Color.lerp(
+              Colors.lightGreen, Colors.lime[600], -(rssi + 45) / 10));
+    } else if (rssi >= -65) {
+      return TextStyle(
+          color: Color.lerp(Colors.lime[600], Colors.amber, -(rssi + 55) / 10));
+    } else if (rssi >= -75) {
+      return TextStyle(
+          color: Color.lerp(
+              Colors.amber, Colors.deepOrangeAccent, -(rssi + 65) / 10));
+    } else if (rssi >= -85) {
+      return TextStyle(
+          color: Color.lerp(
+              Colors.deepOrangeAccent, Colors.redAccent, -(rssi + 75) / 10));
+    } else {
+      /*code symetry*/
+      return const TextStyle(color: Colors.redAccent);
+    }
+  }
+}