139 lines
4.3 KiB
Dart
139 lines
4.3 KiB
Dart
import 'dart:math';
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import 'package:flutter/material.dart';
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import 'package:provider/provider.dart';
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import 'package:paladinvpn/logic/session_timer.dart';
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/// ClockDisplay renders inside the ConnectButton circle when the VPN is active.
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///
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/// Shows a circular quota-progress arc, a glowing countdown timer, and the
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/// current transfer speed — all sized to fit within the 260px button.
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class ClockDisplay extends StatelessWidget {
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const ClockDisplay({super.key});
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static const Color _cyanGlow = Color(0xFF00E5FF);
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@override
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Widget build(BuildContext context) {
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return Consumer<SessionTimer>(
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builder: (context, timer, _) {
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return SizedBox(
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width: 200,
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height: 200,
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child: Stack(
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alignment: Alignment.center,
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children: [
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// Background quota track ring
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const CustomPaint(
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size: Size(200, 200),
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painter: _ArcPainter(
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progress: 1.0,
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color: Color.fromRGBO(74, 85, 104, 0.2),
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strokeWidth: 4,
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),
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),
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// Live quota progress ring
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TweenAnimationBuilder<double>(
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tween: Tween(begin: 0, end: timer.progress),
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duration: const Duration(milliseconds: 400),
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builder: (context, value, _) => CustomPaint(
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size: const Size(200, 200),
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painter: _ArcPainter(
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progress: value,
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color: _cyanGlow,
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strokeWidth: 4,
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glow: true,
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),
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),
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),
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// Center content: countdown + speed
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Column(
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mainAxisSize: MainAxisSize.min,
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children: [
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// Glowing countdown timer
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Text(
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timer.formatted,
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style: const TextStyle(
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fontSize: 40,
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fontWeight: FontWeight.w800,
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color: Colors.white,
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letterSpacing: 2,
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shadows: [
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Shadow(
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color: Color.fromRGBO(0, 229, 255, 0.5),
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blurRadius: 16,
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),
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],
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),
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),
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const SizedBox(height: 6),
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// Speed indicator
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Row(
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mainAxisSize: MainAxisSize.min,
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children: [
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const Icon(Icons.speed, color: Colors.white54, size: 14),
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const SizedBox(width: 4),
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Text(
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'${timer.currentSpeedKbps.toStringAsFixed(1)} KB/s',
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style: const TextStyle(
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fontSize: 12,
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color: Colors.white54,
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fontWeight: FontWeight.w500,
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),
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),
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],
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),
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],
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),
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],
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),
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);
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},
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);
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}
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}
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class _ArcPainter extends CustomPainter {
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final double progress;
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final Color color;
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final double strokeWidth;
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final bool glow;
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const _ArcPainter({
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required this.progress,
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required this.color,
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this.strokeWidth = 4,
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this.glow = false,
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});
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@override
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void paint(Canvas canvas, Size size) {
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final rect = Rect.fromLTWH(0, 0, size.width, size.height)
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.deflate(strokeWidth / 2);
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if (glow) {
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final glowPaint = Paint()
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..color = const Color.fromRGBO(0, 229, 255, 0.15)
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..style = PaintingStyle.stroke
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..strokeWidth = strokeWidth + 8
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..strokeCap = StrokeCap.round
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..maskFilter = const MaskFilter.blur(BlurStyle.normal, 8);
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canvas.drawArc(rect, -pi / 2, 2 * pi * progress, false, glowPaint);
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}
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final paint = Paint()
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..color = color
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..style = PaintingStyle.stroke
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..strokeWidth = strokeWidth
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..strokeCap = StrokeCap.round;
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canvas.drawArc(rect, -pi / 2, 2 * pi * progress, false, paint);
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}
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@override
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bool shouldRepaint(covariant _ArcPainter old) =>
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old.progress != progress || old.color != color;
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}
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