68d04f3917
Co-authored-by: MENDOZA BALLARDO GAEL RICARDO <gael-meb123@users.noreply.github.com> Co-authored-by: Azareth-Tr <Azareth-Tr@users.noreply.github.com> modificacion de vistas panel admin, login, animaciones y implementacion de mascota
313 lines
9.2 KiB
Dart
313 lines
9.2 KiB
Dart
import 'dart:math';
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import 'package:flutter/material.dart';
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import 'package:go_router/go_router.dart';
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class SplashScreen extends StatefulWidget {
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const SplashScreen({super.key});
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@override
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State<SplashScreen> createState() => _SplashScreenState();
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}
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class _SplashScreenState extends State<SplashScreen>
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with TickerProviderStateMixin {
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late final AnimationController _logoCtrl;
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late final AnimationController _textCtrl;
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late final AnimationController _bubblesCtrl;
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late final Animation<double> _logoScale;
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late final Animation<double> _logoOpacity;
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late final Animation<Offset> _textSlide;
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late final Animation<double> _textOpacity;
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late final Animation<double> _subtitleOpacity;
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@override
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void initState() {
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super.initState();
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_logoCtrl = AnimationController(
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vsync: this,
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duration: const Duration(milliseconds: 900),
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);
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_textCtrl = AnimationController(
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vsync: this,
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duration: const Duration(milliseconds: 700),
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);
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_bubblesCtrl = AnimationController(
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vsync: this,
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duration: const Duration(seconds: 6),
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)..repeat();
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_logoScale = Tween<double>(begin: 0.2, end: 1.0).animate(
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CurvedAnimation(parent: _logoCtrl, curve: Curves.elasticOut),
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);
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_logoOpacity = Tween<double>(begin: 0.0, end: 1.0).animate(
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CurvedAnimation(
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parent: _logoCtrl,
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curve: const Interval(0.0, 0.4, curve: Curves.easeIn),
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),
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);
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_textSlide = Tween<Offset>(
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begin: const Offset(0, 0.4),
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end: Offset.zero,
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).animate(CurvedAnimation(parent: _textCtrl, curve: Curves.easeOut));
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_textOpacity = Tween<double>(begin: 0.0, end: 1.0).animate(
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CurvedAnimation(
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parent: _textCtrl,
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curve: const Interval(0.0, 0.6, curve: Curves.easeIn),
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),
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);
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_subtitleOpacity = Tween<double>(begin: 0.0, end: 1.0).animate(
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CurvedAnimation(
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parent: _textCtrl,
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curve: const Interval(0.4, 1.0, curve: Curves.easeIn),
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),
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);
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_runSequence();
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}
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Future<void> _runSequence() async {
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await Future.delayed(const Duration(milliseconds: 400));
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if (!mounted) return;
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_logoCtrl.forward();
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await Future.delayed(const Duration(milliseconds: 600));
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if (!mounted) return;
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_textCtrl.forward();
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await Future.delayed(const Duration(milliseconds: 2200));
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if (mounted) context.go('/login');
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}
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@override
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void dispose() {
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_logoCtrl.dispose();
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_textCtrl.dispose();
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_bubblesCtrl.dispose();
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super.dispose();
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}
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@override
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Widget build(BuildContext context) {
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return Scaffold(
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body: Container(
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decoration: const BoxDecoration(
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gradient: LinearGradient(
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begin: Alignment.topLeft,
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end: Alignment.bottomRight,
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stops: [0.0, 0.55, 1.0],
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colors: [
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Color(0xFF0A4A38),
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Color(0xFF0F6E56),
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Color(0xFF1D9E75),
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],
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),
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),
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child: Stack(
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children: [
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// Burbujas decorativas animadas
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AnimatedBuilder(
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animation: _bubblesCtrl,
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builder: (_, _) => CustomPaint(
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painter: _BubblesPainter(_bubblesCtrl.value),
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size: Size.infinite,
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),
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),
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SafeArea(
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child: Column(
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children: [
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const Spacer(flex: 3),
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// Logo central
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ScaleTransition(
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scale: _logoScale,
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child: FadeTransition(
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opacity: _logoOpacity,
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child: Container(
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width: 118,
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height: 118,
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decoration: BoxDecoration(
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color: Colors.white.withValues(alpha: 0.15),
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borderRadius: BorderRadius.circular(34),
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border: Border.all(
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color: Colors.white.withValues(alpha: 0.35),
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width: 2,
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),
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boxShadow: [
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BoxShadow(
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color: Colors.black.withValues(alpha: 0.2),
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blurRadius: 24,
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offset: const Offset(0, 8),
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),
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],
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),
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child: const Icon(
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Icons.recycling_rounded,
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size: 64,
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color: Colors.white,
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),
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),
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),
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),
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const SizedBox(height: 36),
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// Nombre de la app
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SlideTransition(
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position: _textSlide,
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child: FadeTransition(
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opacity: _textOpacity,
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child: const Text(
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'RecolectApp',
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style: TextStyle(
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fontSize: 38,
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fontWeight: FontWeight.w800,
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color: Colors.white,
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letterSpacing: -1.0,
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height: 1.1,
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),
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),
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),
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),
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const SizedBox(height: 10),
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// Subtítulo
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FadeTransition(
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opacity: _subtitleOpacity,
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child: Text(
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'Sistema de Recolección Inteligente',
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style: TextStyle(
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fontSize: 14,
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color: Colors.white.withValues(alpha: 0.8),
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letterSpacing: 0.4,
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fontWeight: FontWeight.w400,
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),
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),
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),
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const Spacer(flex: 3),
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// Indicador de carga
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FadeTransition(
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opacity: _subtitleOpacity,
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child: const Padding(
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padding: EdgeInsets.only(bottom: 52),
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child: _DotsLoader(),
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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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// ── Loader de tres puntos ────────────────────────────────────────────────────
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class _DotsLoader extends StatefulWidget {
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const _DotsLoader();
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@override
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State<_DotsLoader> createState() => _DotsLoaderState();
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}
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class _DotsLoaderState extends State<_DotsLoader>
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with SingleTickerProviderStateMixin {
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late final AnimationController _ctrl;
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@override
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void initState() {
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super.initState();
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_ctrl = AnimationController(
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vsync: this,
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duration: const Duration(milliseconds: 1400),
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)..repeat();
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}
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@override
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void dispose() {
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_ctrl.dispose();
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super.dispose();
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}
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@override
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Widget build(BuildContext context) {
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return AnimatedBuilder(
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animation: _ctrl,
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builder: (_, _) {
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return Row(
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mainAxisSize: MainAxisSize.min,
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children: List.generate(3, (i) {
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final phase = (_ctrl.value - i * 0.2).clamp(0.0, 1.0);
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final wave = (sin(phase * pi)).clamp(0.0, 1.0);
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return AnimatedContainer(
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duration: Duration.zero,
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margin: const EdgeInsets.symmetric(horizontal: 4),
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width: 8,
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height: 8,
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decoration: BoxDecoration(
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shape: BoxShape.circle,
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color: Colors.white.withValues(alpha: 0.35 + 0.65 * wave),
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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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// ── Burbujas decorativas de fondo ────────────────────────────────────────────
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class _BubblesPainter extends CustomPainter {
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final double t;
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_BubblesPainter(this.t);
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static const _bubbles = [
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_Bubble(0.08, 0.15, 60, 0.0),
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_Bubble(0.85, 0.08, 90, 0.2),
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_Bubble(0.72, 0.78, 50, 0.5),
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_Bubble(0.15, 0.85, 70, 0.7),
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_Bubble(0.50, 0.05, 40, 0.35),
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_Bubble(0.92, 0.55, 35, 0.9),
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];
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@override
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void paint(Canvas canvas, Size size) {
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for (final b in _bubbles) {
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final phase = (t + b.phase) % 1.0;
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final floatY = sin(phase * 2 * pi) * 12;
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final paint = Paint()
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..color = Colors.white.withValues(alpha: 0.04 + 0.03 * sin(phase * pi))
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..style = PaintingStyle.fill;
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canvas.drawCircle(
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Offset(b.xFrac * size.width, b.yFrac * size.height + floatY),
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b.radius,
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paint,
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);
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final strokePaint = Paint()
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..color = Colors.white.withValues(alpha: 0.07)
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..style = PaintingStyle.stroke
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..strokeWidth = 1.5;
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canvas.drawCircle(
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Offset(b.xFrac * size.width, b.yFrac * size.height + floatY),
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b.radius,
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strokePaint,
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);
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}
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}
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@override
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bool shouldRepaint(_BubblesPainter old) => old.t != t;
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}
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class _Bubble {
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final double xFrac, yFrac, radius, phase;
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const _Bubble(this.xFrac, this.yFrac, this.radius, this.phase);
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}
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