99 lines
3.0 KiB
Dart
99 lines
3.0 KiB
Dart
import 'package:aitrainer_app/util/trans.dart';
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import 'package:flutter/cupertino.dart';
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import 'package:flutter/material.dart';
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// ignore: must_be_immutable
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class NumberPickerWidget extends StatefulWidget {
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final Function(double) onChange;
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final int minValue;
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final int maxValue;
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final int initalValue;
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final String unit;
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final Color color;
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double? fontSize;
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NumberPickerWidget(
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{Key? key,
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required this.minValue,
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required this.maxValue,
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required this.initalValue,
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required this.unit,
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this.fontSize,
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required this.color,
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required this.onChange})
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: super(key: key) {
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fontSize = fontSize ?? 20;
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}
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@override
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_NumberPickerWidgetState createState() => _NumberPickerWidgetState();
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}
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class _NumberPickerWidgetState extends State<NumberPickerWidget> with Trans {
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late FixedExtentScrollController _scrollController;
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@override
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void initState() {
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super.initState();
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_scrollController = FixedExtentScrollController(initialItem: widget.initalValue);
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}
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@override
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void didUpdateWidget(NumberPickerWidget oldWidget) {
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super.didUpdateWidget(oldWidget);
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_scrollController.animateToItem(widget.initalValue, duration: Duration(milliseconds: 100), curve: Curves.easeIn);
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}
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Widget durationPicker({bool inSeconds = false, bool inHundredths = false}) {
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double value = 0;
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return CupertinoPicker(
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scrollController: _scrollController,
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backgroundColor: Colors.transparent,
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onSelectedItemChanged: (x) {
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currentData = x.toDouble();
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value = x.toDouble();
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//print("sec" + seconds.toStringAsFixed(2));
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setState(() {});
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widget.onChange(value);
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},
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children: List.generate(
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widget.maxValue, (index) => Text('$index ' + widget.unit, style: TextStyle(color: widget.color, fontSize: widget.fontSize))),
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itemExtent: 40,
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);
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}
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double currentData = 0;
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@override
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Widget build(BuildContext context) {
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setContext(context);
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return Container(
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//color: Colors.white24,
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width: MediaQuery.of(context).size.width * .40,
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child: Padding(
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padding: const EdgeInsets.symmetric(horizontal: 5.0),
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child: Column(
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mainAxisSize: MainAxisSize.min,
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crossAxisAlignment: CrossAxisAlignment.start,
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children: [
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Container(
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color: Colors.transparent,
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width: MediaQuery.of(context).size.width * .35,
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child: Center(
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child: Container(
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color: Colors.transparent,
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width: MediaQuery.of(context).size.width * 0.95,
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height: MediaQuery.of(context).size.height * 0.25,
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child: Row(
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mainAxisAlignment: MainAxisAlignment.center,
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children: [
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Expanded(child: durationPicker()),
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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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