step

2026-08-08 17:51:14 +03:00 · 2026-06-29 11:53:00 +03:00
parent 186cec8e2a
commit 4b5c6be212
9 changed files with 381 additions and 0 deletions
@@ -0,0 +1,86 @@
+import 'dart:async';
+import 'package:flutter/material.dart';
+import 'package:sensors_plus/sensors_plus.dart';
+
+class CashaShimmerText extends StatefulWidget {
+  final String text;
+  final TextStyle? style;
+
+  const CashaShimmerText({
+    required this.text,
+    this.style,
+    super.key,
+  });
+
+  @override
+  State<CashaShimmerText> createState() => _CashaShimmerTextState();
+}
+
+class _CashaShimmerTextState extends State<CashaShimmerText>
+    with SingleTickerProviderStateMixin {
+  late final AnimationController _controller;
+  double _tilt = 0.0;
+  double _targetTilt = 0.0;
+  StreamSubscription<AccelerometerEvent>? _sub;
+
+  @override
+  void initState() {
+    super.initState();
+    _controller = AnimationController(
+      vsync: this,
+      duration: const Duration(seconds: 4),
+    )..repeat();
+
+    _sub = accelerometerEventStream(
+      samplingPeriod: const Duration(milliseconds: 50),
+    ).listen((e) {
+      _targetTilt = (e.x / 9.8).clamp(-1.0, 1.0);
+    });
+  }
+
+  @override
+  void dispose() {
+    _controller.dispose();
+    _sub?.cancel();
+    super.dispose();
+  }
+
+  @override
+  Widget build(BuildContext context) {
+    final primary = Theme.of(context).colorScheme.primary;
+
+    return AnimatedBuilder(
+      animation: _controller,
+      builder: (context, child) {
+        _tilt += (_targetTilt - _tilt) * 0.12;
+
+        final sweep = (_controller.value * 2.0 - 1.0) + _tilt * 0.6;
+
+        return ShaderMask(
+          shaderCallback: (bounds) {
+            return LinearGradient(
+              begin: Alignment(sweep - 0.8, -0.3),
+              end: Alignment(sweep + 0.8, 0.3),
+              colors: [
+                primary.withValues(alpha: 0.7),
+                primary,
+                Colors.white,
+                primary.withValues(alpha: 0.9),
+                Colors.white,
+                primary,
+                primary.withValues(alpha: 0.7),
+              ],
+              stops: [0.0, 0.2, 0.35, 0.45, 0.55, 0.8, 1.0],
+            ).createShader(bounds);
+          },
+          blendMode: BlendMode.srcIn,
+          child: child,
+        );
+      },
+      child: Text(
+        widget.text,
+        style: widget.style?.copyWith(color: Colors.white),
+      ),
+    );
+  }
+}