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added mod instruction page

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BroodjeAap 2020-12-23 14:31:03 +01:00
parent 316c3d3fc3
commit dac3648886
2 changed files with 89 additions and 1 deletions
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3
lib/main.dart
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@ -11,6 +11,7 @@ import 'package:ohthatsa/pages/practice/instructions/LeapInstructionPage.dart';
import 'package:ohthatsa/pages/practice/instructions/MonthInstructionPage.dart';
import 'package:ohthatsa/pages/practice/instructions/YearInstructionPage.dart';
import 'package:ohthatsa/pages/practice/instructions/CenturyInstructionPage.dart';
import 'package:ohthatsa/pages/practice/instructions/ModInstructionPage.dart';
import 'package:rxdart/subjects.dart';
import 'package:flutter/services.dart';
@ -144,7 +145,7 @@ class RouteGenerator {
return MaterialPageRoute(builder: (context) => LeapInstructionPage());
}
case "/instructions/mod": {
return MaterialPageRoute(builder: (context) => YearInstructionPage());
return MaterialPageRoute(builder: (context) => ModInstructionPage());
}
case "/instructions/all": {
return MaterialPageRoute(builder: (context) => YearInstructionPage());

87
lib/pages/practice/instructions/ModInstructionPage.dart Normal file
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@ -0,0 +1,87 @@
import 'package:flutter/material.dart';
import 'package:numberpicker/numberpicker.dart';
import 'package:ohthatsa/other/AppDrawer.dart';
import 'package:ohthatsa/util/DayCalculator.dart';
import 'package:ohthatsa/util/Months.dart';
class ModInstructionPage extends StatefulWidget {
@override
_ModInstructionPageState createState() => _ModInstructionPageState();
}
class _ModInstructionPageState extends State<ModInstructionPage> {
int value;
int div;
int remainder;
@override
void initState(){
super.initState();
this.setValue(5);
}
void setValue(int newValue){
value = newValue;
div = value ~/ 7;
remainder = value % 7;
setState(() {});
}
static const textStyle = TextStyle(
fontSize: 20
);
static const textStyleU = TextStyle(
fontSize: 20,
decoration: TextDecoration.underline
);
static const valueStyle = TextStyle(
color: Colors.green,
fontSize: 20
);
@override
Widget build(BuildContext context){
return Scaffold(
drawer: AppDrawer(),
appBar: AppBar(
title: Text("Modulus Instructions")
),
body: Column(
children: <Widget>[
Container(
padding: EdgeInsets.fromLTRB(0, 50, 0, 10),
child:Column(
mainAxisAlignment: MainAxisAlignment.center,
children: <Widget>[
Text("Modulus (Mod) is the remainder after dividing", style: textStyle),
NumberPicker.integer(
initialValue: value,
minValue: 0,
maxValue: 150,
onChanged: (newValue) => { this.setValue(newValue) }
),
Row(
mainAxisAlignment: MainAxisAlignment.center,
children: <Widget>[
Text(value.toString(), style: valueStyle),
Text(" divided by 7 is " + div.toString(), style: textStyle),
],
),
Text("But that leaves " + remainder.toString() + " left over", style: textStyle),
Row(
mainAxisAlignment: MainAxisAlignment.center,
children: <Widget>[
Text("So the result of ", style: textStyle),
Text(value.toString(), style: valueStyle),
Text(" mod 7 is ", style: textStyle),
Text(remainder.toString(), style: textStyleU),
],
),
]
),
),
]
)
);
}
}