update thermal logic

lib/screens/dashboard/dashboard_screen.dart

@@ -16,9 +16,9 @@ class _DashboardScreenState extends State<DashboardScreen> {
   late DatabaseReference _thermalRef;
 
   Map<String, dynamic> sensorData = {
-    'PIR': 'Memuat...',
+    'PIR': '0',
-    'Ultrasonik': 'Memuat...',
+    'Ultrasonik': '0',
-    'Status Pengusir': 'Memuat...',
+    'Status Pengusir': '0',
   };
 
   List<double> thermalData = List.filled(64, 0.0);
@@ -30,7 +30,6 @@ class _DashboardScreenState extends State<DashboardScreen> {
     _sensorRef = FirebaseDatabase.instance.ref('sensor');
     _thermalRef = FirebaseDatabase.instance.ref('thermal/temperatures');
 
-    // Listener sensor data
     _sensorRef.onValue.listen((event) {
       final data = event.snapshot.value;
       if (data != null && data is Map) {
@@ -46,11 +45,9 @@ class _DashboardScreenState extends State<DashboardScreen> {
       }
     });
 
-    // Listener thermal data
     _thermalRef.onValue.listen((event) {
       final data = event.snapshot.value;
       if (data != null) {
-        // Firebase RTDB terkadang mengirim List<dynamic> atau Map<dynamic,dynamic>
         List<double> temps = [];
         if (data is List) {
           temps = data.map<double>((e) {
@@ -58,7 +55,6 @@ class _DashboardScreenState extends State<DashboardScreen> {
             return 0.0;
           }).toList();
         } else if (data is Map) {
-          // Jika data disimpan sebagai Map index:string -> value
           temps = List<double>.filled(64, 0);
           data.forEach((key, value) {
             int idx = int.tryParse(key) ?? -1;
@@ -82,7 +78,7 @@ class _DashboardScreenState extends State<DashboardScreen> {
   @override
   Widget build(BuildContext context) {
     return Scaffold(
-      backgroundColor: Colors.grey[100],
+      backgroundColor: const Color.fromARGB(255, 242, 242, 242),
       appBar: CustomHeader(
         deviceName: 'HamaGuard',
         notificationCount: 5,
@@ -94,39 +90,47 @@ class _DashboardScreenState extends State<DashboardScreen> {
         },
       ),
       body: SingleChildScrollView(
-        padding: const EdgeInsets.all(16.0),
+        padding: const EdgeInsets.symmetric(horizontal: 20, vertical: 16),
         child: Column(
           children: [
-            // Thermal Sensor
+            // Thermal Sensor Card
             Card(
-              elevation: 4,
               shape: RoundedRectangleBorder(
-                  borderRadius: BorderRadius.circular(16)),
+                borderRadius: BorderRadius.circular(20),
+              ),
+              elevation: 2,
+              shadowColor: Colors.green.withOpacity(0.2),
+              color: Colors.white,
               child: Padding(
-                padding: const EdgeInsets.all(16.0),
+                padding:
+                    const EdgeInsets.symmetric(horizontal: 20, vertical: 20),
                 child: Column(
                   crossAxisAlignment: CrossAxisAlignment.start,
                   children: [
                     Row(
                       children: const [
-                        Icon(Icons.thermostat_outlined, color: Colors.red),
+                        Icon(Icons.thermostat_outlined,
-                        SizedBox(width: 8),
+                            color: Colors.deepOrangeAccent, size: 30),
+                        SizedBox(width: 12),
                         Text(
                           'Thermal Sensor',
                           style: TextStyle(
-                              fontWeight: FontWeight.bold, fontSize: 16),
+                            fontWeight: FontWeight.w600,
+                            fontSize: 20,
+                            color: Colors.deepOrangeAccent,
+                          ),
                         ),
                       ],
                     ),
-                    const SizedBox(height: 12),
+                    const SizedBox(height: 16),
                     ThermalHeatmap(temperatures: thermalData),
                   ],
                 ),
               ),
             ),
-            const SizedBox(height: 16),
+            const SizedBox(height: 24),
 
-            // PIR & Ultrasonik
+            // Sensor Cards row (PIR & Ultrasonik)
             Row(
               children: [
                 Expanded(
@@ -134,28 +138,29 @@ class _DashboardScreenState extends State<DashboardScreen> {
                     title: 'PIR',
                     value: sensorData['PIR'] ?? '-',
                     icon: Icons.motion_photos_on_outlined,
-                    color: Colors.orange,
+                    color: Colors.orange.shade700,
                   ),
                 ),
-                const SizedBox(width: 12),
+                const SizedBox(width: 20),
                 Expanded(
                   child: SensorCard(
-                    title: 'Ultrasonik',
+                    title: 'Jarak',
                     value: sensorData['Ultrasonik'] ?? '-',
                     icon: Icons.straighten,
-                    color: Colors.blue,
+                    color: Colors.blue.shade700,
                   ),
                 ),
               ],
             ),
-            const SizedBox(height: 12),
+            const SizedBox(height: 20),
 
             // Status Pengusir
             SensorCard(
               title: 'Status Pengusir',
               value: sensorData['Status Pengusir'] ?? '-',
               icon: Icons.speaker,
-              color: Colors.green,
+              color: Colors.green.shade700,
+              isWide: true,
             ),
           ],
         ),
@@ -169,6 +174,7 @@ class SensorCard extends StatelessWidget {
   final String value;
   final IconData icon;
   final Color color;
+  final bool isWide;
 
   const SensorCard({
     super.key,
@@ -176,20 +182,56 @@ class SensorCard extends StatelessWidget {
     required this.value,
     required this.icon,
     required this.color,
+    this.isWide = false,
   });
 
   @override
   Widget build(BuildContext context) {
     return Card(
-      elevation: 3,
+      shape: RoundedRectangleBorder(borderRadius: BorderRadius.circular(16)),
-      shape: RoundedRectangleBorder(borderRadius: BorderRadius.circular(12)),
+      elevation: 2, // shadow tipis
-      child: ListTile(
+      shadowColor: color.withOpacity(0.1), // lebih transparan
-        leading: CircleAvatar(
+      color: Colors.white,
-          backgroundColor: color.withAlpha(15),
+      child: Container(
-          child: Icon(icon, color: color),
+        width: isWide ? double.infinity : null,
+        padding: const EdgeInsets.symmetric(vertical: 20, horizontal: 20),
+        child: Row(
+          children: [
+            Container(
+              decoration: BoxDecoration(
+                color: color.withOpacity(0.15),
+                borderRadius: BorderRadius.circular(14),
+              ),
+              padding: const EdgeInsets.all(12),
+              child: Icon(icon, size: 30, color: color),
+            ),
+            const SizedBox(width: 20),
+            Expanded(
+              child: Column(
+                crossAxisAlignment: CrossAxisAlignment.start,
+                children: [
+                  Text(
+                    title,
+                    style: TextStyle(
+                      color: color.withOpacity(0.9),
+                      fontWeight: FontWeight.w600,
+                      fontSize: 16,
+                    ),
+                  ),
+                  const SizedBox(height: 6),
+                  Text(
+                    value,
+                    style: TextStyle(
+                      fontWeight: FontWeight.w400,
+                      fontSize: 15,
+                      color: Colors.grey[800],
+                    ),
+                  ),
+                ],
+              ),
+            ),
+          ],
         ),
-        title: Text(title),
-        subtitle: Text(value),
       ),
     );
   }

lib/screens/main_screen.dart

@@ -70,7 +70,7 @@ class _MainScreenState extends State<MainScreen> {
         child: FloatingActionButton(
           onPressed: () => _onItemTapped(0), // Dashboard / Monitoring di tengah
           backgroundColor:
-              _selectedIndex == 0 ? Colors.green[700] : Colors.green[400],
+              _selectedIndex == 0 ? const Color.fromRGBO(56, 142, 60, 1) : Colors.green[400],
           elevation: _selectedIndex == 0 ? 8 : 4,
           shape: RoundedRectangleBorder(
             borderRadius: BorderRadius.circular(35),
@@ -87,7 +87,7 @@ class _MainScreenState extends State<MainScreen> {
           shape: const CircularNotchedRectangle(),
           notchMargin: 8,
           elevation: 8,
-          color: Colors.white,
+          color: const Color.fromARGB(255, 255, 255, 255),
           child: SizedBox(
             height: 60,
             child: Row(

lib/widgets/costum_header.dart

@@ -69,7 +69,7 @@ class _CustomHeaderState extends State<CustomHeader> {
                   style: const TextStyle(
                     fontSize: 18,
                     fontWeight: FontWeight.w600,
-                    color: Color.fromARGB(255, 56, 142, 60),
+                    color: Color.fromRGBO(56, 142, 60, 1),
                   ),
                 ),
                 const SizedBox(height: 4),
@@ -90,7 +90,7 @@ class _CustomHeaderState extends State<CustomHeader> {
           Padding(
             padding: const EdgeInsets.only(left: 8.0),
             child: Material(
-              color: const Color.fromARGB(255, 198, 215, 197),
+              color: const Color.fromARGB(255, 219, 230, 221),
               shape: const CircleBorder(),
               child: Stack(
                 clipBehavior: Clip.none,
@@ -98,7 +98,7 @@ class _CustomHeaderState extends State<CustomHeader> {
                   IconButton(
                     padding: const EdgeInsets.all(8),
                     icon: const Icon(Icons.notifications_none,
-                        color: Colors.black87, size: 28),
+                        color: Color.fromARGB(221, 57, 35, 35), size: 28),
                     onPressed: widget.onNotificationTap ??
                         () {
                           ScaffoldMessenger.of(context).showSnackBar(

lib/widgets/thermal_heatmap.dart

@@ -8,6 +8,26 @@ class ThermalHeatmap extends StatelessWidget {
   @override
   Widget build(BuildContext context) {
     return Center(
+      child: Container(
+        width: 310,
+        height: 310,
+        decoration: BoxDecoration(
+          borderRadius: BorderRadius.circular(18),
+          border: Border.all(
+            color: Colors.deepOrangeAccent.withOpacity(0.6),
+            width: 3,
+          ),
+          boxShadow: [
+            BoxShadow(
+              color: Colors.deepOrangeAccent.withOpacity(0.15),
+              blurRadius: 8,
+              spreadRadius: 1,
+              offset: Offset(0, 3),
+            ),
+          ],
+        ),
+        child: ClipRRect(
+          borderRadius: BorderRadius.circular(18),
           child: SizedBox(
             width: 300,
             height: 300,
@@ -15,6 +35,8 @@ class ThermalHeatmap extends StatelessWidget {
               painter: _ThermalPainter(temperatures),
             ),
           ),
+        ),
+      ),
     );
   }
 }
@@ -50,13 +72,7 @@ class _ThermalPainter extends CustomPainter {
       }
     }
 
-    final center = Offset(size.width / 2, size.height / 2);
+    // Garis putih di tengah dihilangkan (dihapus)
-    final plusPaint = Paint()
-      ..color = Colors.white.withOpacity(0.95)
-      ..strokeWidth = 2
-      ..strokeCap = StrokeCap.round;
-    canvas.drawLine(center - const Offset(10, 0), center + const Offset(10, 0), plusPaint);
-    canvas.drawLine(center - const Offset(0, 10), center + const Offset(0, 10), plusPaint);
   }
 
   Color _getColorForTemp(double t) {