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-rw-r--r--lib/page_dashboard.dart105
1 files changed, 82 insertions, 23 deletions
diff --git a/lib/page_dashboard.dart b/lib/page_dashboard.dart
index 9b36f87..09d1eef 100644
--- a/lib/page_dashboard.dart
+++ b/lib/page_dashboard.dart
@@ -1,8 +1,46 @@
+import 'dart:async';
+import 'dart:math';
+
import 'package:flutter/material.dart';
import 'package:flutter_homescreen/layout_size_helper.dart';
-class DashboardPage extends StatelessWidget {
- const DashboardPage({Key? key}) : super(key: key);
+class DashboardPage extends StatefulWidget {
+ DashboardPage({Key? key}) : super(key: key);
+
+ @override
+ _DashboardPageState createState() => _DashboardPageState();
+}
+
+class _DashboardPageState extends State<DashboardPage> {
+ late Timer _timer;
+
+ double speed = 20;
+ // between 0 and 1.0
+ double rpm = 0.2;
+ // between 0 and 1.0
+ double fuel = 0.2;
+
+ @override
+ void initState() {
+ _timer = new Timer.periodic(
+ Duration(milliseconds: 10),
+ (Timer timer) {
+ setState(() {
+ double now = DateTime.now().millisecondsSinceEpoch / 1000;
+ speed = 50 + 40 * sin(now);
+ rpm = 0.5 + sin(now) / 3.0;
+ fuel = 0.6 + cos(now) / 4.0;
+ });
+ },
+ );
+ super.initState();
+ }
+
+ @override
+ void dispose() {
+ _timer.cancel();
+ super.dispose();
+ }
@override
Widget build(BuildContext context) {
@@ -19,7 +57,7 @@ class DashboardPage extends StatelessWidget {
mainAxisAlignment: MainAxisAlignment.spaceEvenly,
children: [
Text(
- '0 kpm',
+ '${speed.floor()} kpm',
style: Theme.of(context).textTheme.headline2,
),
Row(
@@ -30,17 +68,11 @@ class DashboardPage extends StatelessWidget {
mainAxisAlignment: MainAxisAlignment.spaceBetween,
crossAxisAlignment: CrossAxisAlignment.end,
children: [
- Text(
- 'Left front tire',
- style: Theme.of(context).textTheme.headline4,
- ),
+ _TireWidget('Left front tire', 21, CrossAxisAlignment.end),
SizedBox(
height: sizeHelper.largeIconSize,
),
- Text(
- 'Left rear tire',
- style: Theme.of(context).textTheme.headline4,
- ),
+ _TireWidget('Left rear tire', 23, CrossAxisAlignment.end),
],
),
),
@@ -54,17 +86,13 @@ class DashboardPage extends StatelessWidget {
mainAxisAlignment: MainAxisAlignment.spaceBetween,
crossAxisAlignment: CrossAxisAlignment.start,
children: [
- Text(
- 'Right front tire',
- style: Theme.of(context).textTheme.headline4,
- ),
+ _TireWidget(
+ 'Right front tire', 21, CrossAxisAlignment.start),
SizedBox(
height: sizeHelper.largeIconSize,
),
- Text(
- 'Right rear tire',
- style: Theme.of(context).textTheme.headline4,
- ),
+ _TireWidget(
+ 'Right rear tire', 23, CrossAxisAlignment.start),
],
),
),
@@ -73,8 +101,8 @@ class DashboardPage extends StatelessWidget {
Row(
mainAxisAlignment: MainAxisAlignment.spaceAround,
children: [
- _RPMWidget(),
- _FuelWidget(),
+ _RPMWidget(rpm),
+ _FuelWidget(fuel),
],
)
],
@@ -83,7 +111,34 @@ class DashboardPage extends StatelessWidget {
}
}
+class _TireWidget extends StatelessWidget {
+ String label;
+ int value;
+ CrossAxisAlignment crossAlign;
+
+ _TireWidget(this.label, this.value, this.crossAlign);
+
+ @override
+ Widget build(BuildContext context) {
+ var sizeHelper = LayoutSizeHelper(context);
+ return Column(crossAxisAlignment: crossAlign, children: [
+ Text(
+ label,
+ style: Theme.of(context).textTheme.caption,
+ ),
+ Text(
+ '$value PSI',
+ style: Theme.of(context).textTheme.headline5,
+ )
+ ]);
+ }
+}
+
class _RPMWidget extends StatelessWidget {
+ double rpm;
+
+ _RPMWidget(this.rpm);
+
@override
Widget build(BuildContext context) {
var sizeHelper = LayoutSizeHelper(context);
@@ -100,7 +155,7 @@ class _RPMWidget extends StatelessWidget {
child: RotatedBox(
quarterTurns: 2,
child: CircularProgressIndicator(
- value: 0.75,
+ value: rpm,
strokeWidth: sizeHelper.largeIconSize / 4.0,
semanticsLabel: 'RPM indicator',
),
@@ -112,6 +167,10 @@ class _RPMWidget extends StatelessWidget {
}
class _FuelWidget extends StatelessWidget {
+ double fuel;
+
+ _FuelWidget(this.fuel);
+
@override
Widget build(BuildContext context) {
var sizeHelper = LayoutSizeHelper(context);
@@ -126,7 +185,7 @@ class _FuelWidget extends StatelessWidget {
width: sizeHelper.largeIconSize,
margin: EdgeInsets.all(sizeHelper.largePadding),
child: LinearProgressIndicator(
- value: 0.75,
+ value: fuel,
semanticsLabel: 'RPM indicator',
),
)