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276 lines
10 KiB
Dart
276 lines
10 KiB
Dart
import 'package:flutter/cupertino.dart';
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import 'package:flutter/material.dart';
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import 'package:diplomaticquarterapp/widgets/buttons/button.dart';
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import 'package:diplomaticquarterapp/widgets/buttons/secondary_button.dart';
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import 'package:diplomaticquarterapp/widgets/data_display/text.dart';
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import 'package:diplomaticquarterapp/widgets/others/app_scaffold_widget.dart';
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import 'package:flutter/services.dart';
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const activeCardColor = Color(0xff70777A);
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const inactiveCardColor = Color(0xffFAFAFd);
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class Triglycerides extends StatefulWidget {
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@override
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_TriglyceridesState createState() => _TriglyceridesState();
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}
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class _TriglyceridesState extends State<Triglycerides> {
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Color cardMGColor = inactiveCardColor;
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Color cardMMOLColor = inactiveCardColor;
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int type;
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void updateColor(type) {
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//MG/DLT card
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if (type == 1) {
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if (cardMGColor == inactiveCardColor) {
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cardMGColor = activeCardColor;
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cardMMOLColor = inactiveCardColor;
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} else {
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cardMGColor = inactiveCardColor;
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}
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}
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if (type == 2) {
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if (cardMMOLColor == inactiveCardColor) {
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cardMMOLColor = activeCardColor;
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cardMGColor = inactiveCardColor;
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} else {
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cardMMOLColor = inactiveCardColor;
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}
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}
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}
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void calculateTriglycerides() {
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if (cardMGColor == activeCardColor) {
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inputValue = double.parse(textController.text);
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inputValue = inputValue / conversionConst;
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unit = 'mmol/l';
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} else if (cardMMOLColor == activeCardColor) {
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inputValue = double.parse(textController.text);
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inputValue = inputValue * conversionConst;
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unit = 'mg/dlt';
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}
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}
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bool _visible = false;
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TextEditingController textController = new TextEditingController();
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String finalValue;
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double inputValue = 0.0;
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String unit;
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double conversionConst = 88.57;
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@override
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Widget build(BuildContext context) {
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return AppScaffold(
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isShowAppBar: true,
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appBarTitle: 'Triglycerides',
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body: Padding(
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padding: const EdgeInsets.all(16.0),
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child: SingleChildScrollView(
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child: Container(
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height: MediaQuery.of(context).size.height * 0.7,
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child: Column(
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//crossAxisAlignment: CrossAxisAlignment.start,
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children: [
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Container(
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width: 350.0,
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child: Text(
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'Convert Triglycerides from mmol/l to\n mg/dlt and vice versa.',
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//textAlign: TextAlign.center,
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style: TextStyle(fontSize: 20.0),
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),
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),
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SizedBox(
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height: 15.0,
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),
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Container(
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color: Colors.white,
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height: 120.0,
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child: Padding(
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padding: const EdgeInsets.all(8.0),
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child: Column(
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//crossAxisAlignment: CrossAxisAlignment.end,
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children: [
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Padding(
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padding: const EdgeInsets.symmetric(horizontal: 15.0),
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child: Row(
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children: [Texts('Convert from')],
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),
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),
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SizedBox(
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height: 9.0,
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),
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Row(
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mainAxisAlignment: MainAxisAlignment.spaceEvenly,
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children: [
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GestureDetector(
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onTap: () {
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setState(() {
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updateColor(1);
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inputValue =
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double.parse(textController.text);
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inputValue = inputValue / conversionConst;
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unit = 'mmol/l';
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});
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},
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child: Container(
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height: 55.0,
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width: 150.0,
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decoration: BoxDecoration(
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boxShadow: [
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BoxShadow(
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color: Colors.grey.withOpacity(0.5),
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spreadRadius: 3,
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blurRadius: 7,
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offset: Offset(
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0, 3), // changes position of shadow
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),
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],
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color: cardMGColor,
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borderRadius: BorderRadius.circular(3.0),
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),
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child: Padding(
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padding: const EdgeInsets.symmetric(
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vertical: 0.0, horizontal: 18.0),
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child: Texts('MG/DLt TO \nMMOL/L'),
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),
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),
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),
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GestureDetector(
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onTap: () {
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setState(() {
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updateColor(2);
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inputValue =
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double.parse(textController.text);
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inputValue = inputValue * conversionConst;
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unit = 'mg/dlt';
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});
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},
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child: Container(
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height: 55.0,
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width: 150.0,
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decoration: BoxDecoration(
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color: cardMMOLColor,
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borderRadius: BorderRadius.circular(3.0),
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boxShadow: [
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BoxShadow(
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color: Colors.grey.withOpacity(0.5),
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spreadRadius: 3,
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blurRadius: 7,
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offset: Offset(
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0, 3), // changes position of shadow
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),
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],
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),
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child: Padding(
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padding: const EdgeInsets.symmetric(
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horizontal: 16.0),
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child: Texts('MG/DLt TO\n MMOL/L'),
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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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SizedBox(
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height: 25.0,
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),
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Container(
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height: 65.0,
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decoration: BoxDecoration(
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borderRadius: BorderRadius.circular(6.0),
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color: Colors.white,
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),
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child: TextFormField(
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controller: textController,
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inputFormatters: <TextInputFormatter>[
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// FilteringTextInputFormatter.digitsOnly
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],
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keyboardType: TextInputType.number,
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decoration: InputDecoration(
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border: OutlineInputBorder(
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borderSide: BorderSide(color: Colors.black45)),
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labelText: " Enter the reading value",
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labelStyle: TextStyle(
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color: Colors.black87,
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),
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),
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),
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),
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SizedBox(
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height: 25.0,
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),
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Visibility(
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visible: _visible,
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child: Container(
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height: 95.0,
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width: 350.0,
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decoration: BoxDecoration(
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color: Colors.white,
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border: Border.all(color: Colors.black),
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borderRadius: BorderRadius.circular(15.0),
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),
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child: Padding(
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padding: const EdgeInsets.all(8.0),
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child: Column(
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crossAxisAlignment: CrossAxisAlignment.start,
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mainAxisAlignment: MainAxisAlignment.center,
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children: [
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Texts('Result:'),
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Row(
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children: [
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Text(
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inputValue.toStringAsFixed(2),
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style: TextStyle(fontSize: 35.0),
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),
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Padding(
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padding: EdgeInsets.only(left: 4.0, top: 10.0),
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child: Text(
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unit.toString(),
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style: TextStyle(
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color: Color(0xffC5273A),
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fontSize: 15.0,
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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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SizedBox(
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height: 10.0,
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),
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Flexible(
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child: Container(
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height: 100.0,
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width: 250.0,
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child: Button(
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label: 'CALCULATE',
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onTap: () {
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setState(() {
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_visible == false
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? _visible = !_visible
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: _visible = _visible;
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calculateTriglycerides();
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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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