🚀 Flutter Gesture Control Android App (Cyberpunk AI HUD System 2026)
Demo :
Click Video 👇👇👇
Features :
-
Touchless Control
-
Cyber HUD Interface
-
Neon Grid Scanner
-
Simulated AI Detection
-
Swipe & Double Tap Mapping
Code :
import 'dart:async';
import 'dart:math';
import 'package:flutter/material.dart';
void main() {
runApp(const CyberGestureApp());
}
class CyberGestureApp extends StatelessWidget {
const CyberGestureApp({super.key});
@override
Widget build(BuildContext context) {
return MaterialApp(
title: 'Project Antigravity // CyberGesture',
debugShowCheckedModeBanner: false,
theme: ThemeData(
brightness: Brightness.dark,
primaryColor: const Color(0xFF00FF9D),
scaffoldBackgroundColor: const Color(0xFF0A0A0C),
fontFamily: 'Courier',
),
home: const CyberHUD(),
);
}
}
class CyberHUD extends StatefulWidget {
const CyberHUD({super.key});
@override
State<CyberHUD> createState() => _CyberHUDState();
}
class _CyberHUDState extends State<CyberHUD> with TickerProviderStateMixin {
String _currentStatus = "CALIBRATING SENSORS...";
double _scanningLineY = 0.0;
late AnimationController _scanController;
late AnimationController _pulseController;
List<Offset> _aiNodes = [];
Timer? _timer;
// Simulated AI Logic values
final Random _rnd = Random();
String _detectedGesture = "AWAITING INPUT";
Color _statusColor = const Color(0xFF00F0FF);
@override
void initState() {
super.initState();
// Scanner Animation
_scanController = AnimationController(vsync: this, duration: const Duration(seconds: 2))..repeat(reverse: true);
_scanController.addListener(() {
setState(() {
_scanningLineY = _scanController.value * MediaQuery.of(context).size.height;
});
});
// Pulse Animation
_pulseController = AnimationController(vsync: this, duration: const Duration(milliseconds: 800))..repeat(reverse: true);
// Simulate AI Nodes
_timer = Timer.periodic(const Duration(milliseconds: 500), (timer) {
if (mounted) {
setState(() {
_aiNodes.clear();
for (int i = 0; i < 5; i++) {
_aiNodes.add(Offset(_rnd.nextDouble() * 300 + 50, _rnd.nextDouble() * 500 + 100));
}
if (_currentStatus == "CALIBRATING SENSORS...") {
_currentStatus = "SYSTEM ONLINE // AI ACTIVE";
}
});
}
});
}
@override
void dispose() {
_scanController.dispose();
_pulseController.dispose();
_timer?.cancel();
super.dispose();
}
void _triggerGesture(String gesture, Color color) {
setState(() {
_detectedGesture = "GESTURE: $gesture";
_statusColor = color;
});
// Reset after 2 seconds
Future.delayed(const Duration(seconds: 2), () {
if (mounted) {
setState(() {
_detectedGesture = "AWAITING INPUT";
_statusColor = const Color(0xFF00F0FF);
});
}
});
}
@override
Widget build(BuildContext context) {
return Scaffold(
body: GestureDetector(
// Simulating gesture detection via swipes & taps purely for cinematic UI effect
onPanUpdate: (details) {
if (details.delta.dx > 10) _triggerGesture("SWIPE RIGHT // NEXT", const Color(0xFF00FF9D));
if (details.delta.dx < -10) _triggerGesture("SWIPE LEFT // BACK", const Color(0xFFFF007F));
if (details.delta.dy < -10) _triggerGesture("OPEN PALM // STOP", const Color(0xFFFFCC00));
},
onDoubleTap: () => _triggerGesture("THUMBS UP // CONFIRM", const Color(0xFF00FF9D)),
child: Stack(
children: [
// Background Grid (Matrix aesthetic)
CustomPaint(
size: MediaQuery.of(context).size,
painter: CyberGridPainter(),
),
// Simulated Camera Bounding Boxes
..._aiNodes.map((node) => Positioned(
left: node.dx,
top: node.dy,
child: AnimatedBuilder(
animation: _pulseController,
builder: (context, child) {
return Container(
width: 30,
height: 30,
decoration: BoxDecoration(
border: Border.all(color: const Color(0xFF00FF9D).withOpacity(_pulseController.value), width: 2),
shape: BoxShape.rectangle,
),
child: Center(
child: Container(
width: 4, height: 4, color: const Color(0xFFFF007F),
),
),
);
}
),
)),
// Scanning Line
Positioned(
top: _scanningLineY,
left: 0, right: 0,
child: Container(
height: 2,
decoration: BoxDecoration(
boxShadow: [BoxShadow(color: const Color(0xFF00F0FF), blurRadius: 10, spreadRadius: 2)],
color: const Color(0xFF00F0FF),
),
),
),
// Top HUD
Positioned(
top: 50, left: 20, right: 20,
child: Container(
padding: const EdgeInsets.all(15),
decoration: BoxDecoration(
color: Colors.black.withOpacity(0.5),
border: Border.all(color: _statusColor, width: 1),
borderRadius: BorderRadius.circular(10),
),
child: Column(
crossAxisAlignment: CrossAxisAlignment.start,
children: [
Text("NODE: ALPHA-7", style: TextStyle(color: _statusColor, fontWeight: FontWeight.bold)),
const SizedBox(height: 5),
Text(_currentStatus, style: const TextStyle(color: Colors.white, fontSize: 12)),
],
),
),
),
// Center Dynamic Detection Widget
Center(
child: AnimatedDefaultTextStyle(
duration: const Duration(milliseconds: 300),
style: TextStyle(
fontSize: _detectedGesture != "AWAITING INPUT" ? 28 : 18,
fontWeight: FontWeight.bold,
color: _statusColor,
letterSpacing: 2,
shadows: [Shadow(color: _statusColor, blurRadius: 10)],
),
child: Text(_detectedGesture),
),
),
// Bottom HUD
Positioned(
bottom: 40, left: 20, right: 20,
child: Row(
mainAxisAlignment: MainAxisAlignment.spaceBetween,
children: [
_buildHudBox("HAND", "SEARCHING"),
_buildHudBox("CONFIDENCE", "${(80 + _rnd.nextInt(19))}%"),
_buildHudBox("LATENCY", "12ms"),
],
),
),
],
),
),
);
}
Widget _buildHudBox(String title, String val) {
return Container(
padding: const EdgeInsets.symmetric(horizontal: 10, vertical: 8),
decoration: BoxDecoration(
border: Border(left: BorderSide(color: const Color(0xFFFF007F), width: 3)),
color: Colors.white.withOpacity(0.05),
),
child: Column(
crossAxisAlignment: CrossAxisAlignment.start,
children: [
Text(title, style: const TextStyle(color: Colors.grey, fontSize: 10)),
const SizedBox(height: 2),
Text(val, style: const TextStyle(color: Colors.white, fontSize: 14, fontWeight: FontWeight.bold)),
],
),
);
}
}
class CyberGridPainter extends CustomPainter {
@override
void paint(Canvas canvas, Size size) {
var paint = Paint()
..color = const Color(0xFF00F0FF).withOpacity(0.05)
..strokeWidth = 1.0;
for (double i = 0; i < size.width; i += 40) {
canvas.drawLine(Offset(i, 0), Offset(i, size.height), paint);
}
for (double i = 0; i < size.height; i += 40) {
canvas.drawLine(Offset(0, i), Offset(size.width, i), paint);
}
}
@override
bool shouldRepaint(covariant CustomPainter oldDelegate) => false;
}
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