76 lines
2.1 KiB
Dart
76 lines
2.1 KiB
Dart
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import 'package:fiszki_projekt/configs/constants.dart';
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import 'package:fiszki_projekt/notifiers/flashcards_notifier.dart';
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import 'package:flutter/material.dart';
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import 'package:provider/provider.dart';
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class ProgressBar extends StatefulWidget {
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const ProgressBar({super.key});
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@override
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State<ProgressBar> createState() => _ProgressBarState();
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}
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class _ProgressBarState extends State<ProgressBar>
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with SingleTickerProviderStateMixin {
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late AnimationController _controller;
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//wartości aby wiedzieć jak zanimować progress bar
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double progressBarState1 = 0.0;
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double progressBarState2 = 0.0;
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@override
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void initState() {
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super.initState();
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_controller = AnimationController(
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duration: const Duration(milliseconds: constProgressBarIncreaseDuration),
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vsync: this,
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);
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}
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@override
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void dispose() {
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_controller.dispose();
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super.dispose();
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}
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void startAnim() {
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_controller.reset();
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_controller.forward();
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progressBarState1 = progressBarState2;
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}
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@override
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Widget build(BuildContext context) {
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final screenSize = MediaQuery.of(context).size;
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return Consumer<FlashcardsNotifier>(
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builder: (_, notifier, __) {
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progressBarState2 = notifier.percentComplete;
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if (progressBarState2 == 0) {
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progressBarState1 = 0;
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}
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var animation =
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Tween<double>(begin: progressBarState1, end: progressBarState2)
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.animate(CurvedAnimation(
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parent: _controller, curve: Curves.easeInOutCubic));
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startAnim();
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return AnimatedBuilder(
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animation: _controller,
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builder: (context, child) => Padding(
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padding: EdgeInsets.all(screenSize.width * 0.05),
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child: ClipRRect(
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borderRadius:
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BorderRadius.circular(constBorderRadiusElevatedButtons),
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child: LinearProgressIndicator(
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minHeight: screenSize.height * 0.03,
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value: animation.value,
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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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