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Commit 93cbb6d

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Add example.md for the example tab on pub.dev.
1 parent 0abfd55 commit 93cbb6d

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2 files changed

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-83
lines changed

2 files changed

+180
-83
lines changed

‎README.md

Lines changed: 63 additions & 83 deletions
Original file line numberDiff line numberDiff line change
@@ -608,34 +608,23 @@ class UnityDemoScreen extends StatefulWidget {
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}
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class _UnityDemoScreenState extends State<UnityDemoScreen> {
611-
static final GlobalKey<ScaffoldState> _scaffoldKey =
612-
GlobalKey<ScaffoldState>();
611+
613612
UnityWidgetController? _unityWidgetController;
614613
615614
@override
616615
Widget build(BuildContext context) {
617616
return Scaffold(
618-
key: _scaffoldKey,
619-
body: SafeArea(
620-
bottom: false,
621-
child: WillPopScope(
622-
onWillPop: () async {
623-
// Pop the category page if Android back button is pressed.
624-
return true;
625-
},
626-
child: Container(
627-
color: Colors.yellow,
628-
child: UnityWidget(
629-
onUnityCreated: onUnityCreated,
630-
),
631-
),
617+
body: Container(
618+
color: Colors.yellow,
619+
child: UnityWidget(
620+
onUnityCreated: onUnityCreated,
632621
),
633622
),
634623
);
635624
}
636625
637626
// Callback that connects the created controller to the unity controller
638-
void onUnityCreated(controller) {
627+
void onUnityCreated(UnityWidgetController controller) {
639628
_unityWidgetController = controller;
640629
}
641630
}
@@ -649,79 +638,71 @@ class _UnityDemoScreenState extends State<UnityDemoScreen> {
649638
import 'package:flutter/material.dart';
650639
import 'package:flutter_unity_widget/flutter_unity_widget.dart';
651640
652-
void main() => runApp(const MyApp());
641+
void main() {
642+
runApp(
643+
const MaterialApp(
644+
home: UnityDemoScreen(),
645+
),
646+
);
647+
}
653648
654-
class MyApp extends StatefulWidget {
655-
const MyApp({Key? key}) : super(key: key);
649+
class UnityDemoScreen extends StatefulWidget {
650+
const UnityDemoScreen({Key? key}) : super(key: key);
656651
657652
@override
658-
State<MyApp> createState() => _MyAppState();
653+
State<UnityDemoScreen> createState() => _UnityDemoScreenState();
659654
}
660655
661-
class _MyAppState extends State<MyApp> {
662-
static final GlobalKey<ScaffoldState> _scaffoldKey =
663-
GlobalKey<ScaffoldState>();
656+
class _UnityDemoScreenState extends State<UnityDemoScreen> {
664657
UnityWidgetController? _unityWidgetController;
665658
double _sliderValue = 0.0;
666659
667-
@override
668-
void initState() {
669-
super.initState();
670-
}
671-
672660
@override
673661
Widget build(BuildContext context) {
674-
return MaterialApp(
675-
home: Scaffold(
676-
key: _scaffoldKey,
677-
appBar: AppBar(
678-
title: const Text('Unity Flutter Demo'),
679-
),
680-
body: Card(
681-
margin: const EdgeInsets.all(8),
682-
clipBehavior: Clip.antiAlias,
683-
shape: RoundedRectangleBorder(
684-
borderRadius: BorderRadius.circular(20.0),
662+
return Scaffold(
663+
appBar: AppBar(
664+
title: const Text('Unity Flutter Demo'),
665+
),
666+
body: Stack(
667+
children: <Widget>[
668+
UnityWidget(
669+
onUnityCreated: onUnityCreated,
670+
onUnityMessage: onUnityMessage,
671+
onUnitySceneLoaded: onUnitySceneLoaded,
685672
),
686-
child: Stack(
687-
children: <Widget>[
688-
UnityWidget(
689-
onUnityCreated: onUnityCreated,
690-
onUnityMessage: onUnityMessage,
691-
onUnitySceneLoaded: onUnitySceneLoaded,
692-
fullscreen: false,
693-
),
694-
Positioned(
695-
bottom: 20,
696-
left: 20,
697-
right: 20,
698-
// <You need a PointerInterceptor here on web>
699-
child: Card(
700-
elevation: 10,
701-
child: Column(
702-
children: <Widget>[
703-
const Padding(
704-
padding: EdgeInsets.only(top: 20),
705-
child: Text("Rotation speed:"),
706-
),
707-
Slider(
708-
onChanged: (value) {
709-
setState(() {
710-
_sliderValue = value;
711-
});
712-
setRotationSpeed(value.toString());
713-
},
714-
value: _sliderValue,
715-
min: 0,
716-
max: 20,
717-
),
718-
],
719-
),
673+
674+
// Flutter UI Stacked on top of Unity to demo Flutter -> Unity interactions.
675+
// On web this requires a PointerInterceptor widget.
676+
Positioned(
677+
bottom: 0,
678+
// <You need a PointerInterceptor here on web>
679+
child: SafeArea(
680+
child: Card(
681+
elevation: 10,
682+
child: Column(
683+
children: <Widget>[
684+
const Padding(
685+
padding: EdgeInsets.only(top: 20),
686+
child: Text("Rotation speed:"),
687+
),
688+
Slider(
689+
onChanged: (value) {
690+
setState(() {
691+
_sliderValue = value;
692+
});
693+
// Send value to Unity
694+
setRotationSpeed(value.toString());
695+
},
696+
value: _sliderValue,
697+
min: 0.0,
698+
max: 1.0,
699+
),
700+
],
720701
),
721702
),
722-
],
703+
),
723704
),
724-
),
705+
],
725706
),
726707
);
727708
}
@@ -735,16 +716,16 @@ class _MyAppState extends State<MyApp> {
735716
);
736717
}
737718
738-
// Communication from Unity to Flutter
739-
void onUnityMessage(message) {
740-
print('Received message from unity: ${message.toString()}');
741-
}
742-
743719
// Callback that connects the created controller to the unity controller
744-
void onUnityCreated(controller) {
720+
void onUnityCreated(UnityWidgetController controller) {
745721
_unityWidgetController = controller;
746722
}
747723
724+
// Communication from Unity to Flutter
725+
void onUnityMessage(dynamic message) {
726+
print('Received message from unity: ${message.toString()}');
727+
}
728+
748729
// Communication from Unity when new scene is loaded to Flutter
749730
void onUnitySceneLoaded(SceneLoaded? sceneInfo) {
750731
if (sceneInfo != null) {
@@ -754,7 +735,6 @@ class _MyAppState extends State<MyApp> {
754735
}
755736
}
756737
}
757-
758738
```
759739

760740
## Props

‎example/example.md

Lines changed: 117 additions & 0 deletions
Original file line numberDiff line numberDiff line change
@@ -0,0 +1,117 @@
1+
# Example
2+
3+
4+
5+
This example **requires** you to first follow the Readme setup and make an export in Unity.
6+
An example Unity project can be found in `example/unity/DemoApp`.
7+
8+
For Android and iOS we recommended to run this on a real device. Emulator support is very limited.
9+
10+
## Flutter
11+
12+
13+
```dart
14+
import 'package:flutter/material.dart';
15+
import 'package:flutter_unity_widget/flutter_unity_widget.dart';
16+
17+
void main() {
18+
runApp(
19+
const MaterialApp(
20+
home: UnityDemoScreen(),
21+
),
22+
);
23+
}
24+
25+
class UnityDemoScreen extends StatefulWidget {
26+
const UnityDemoScreen({Key? key}) : super(key: key);
27+
28+
@override
29+
State<UnityDemoScreen> createState() => _UnityDemoScreenState();
30+
}
31+
32+
class _UnityDemoScreenState extends State<UnityDemoScreen> {
33+
UnityWidgetController? _unityWidgetController;
34+
double _sliderValue = 0.0;
35+
36+
@override
37+
Widget build(BuildContext context) {
38+
return Scaffold(
39+
appBar: AppBar(
40+
title: const Text('Unity Flutter Demo'),
41+
),
42+
body: Stack(
43+
children: <Widget>[
44+
// This plugin's widget.
45+
UnityWidget(
46+
onUnityCreated: onUnityCreated,
47+
onUnityMessage: onUnityMessage,
48+
onUnitySceneLoaded: onUnitySceneLoaded,
49+
),
50+
51+
// Flutter UI Stacked on top of Unity to demo Flutter -> Unity interactions.
52+
// On web this requires a PointerInterceptor widget.
53+
Positioned(
54+
bottom: 0,
55+
// <You need a PointerInterceptor here on web>
56+
child: SafeArea(
57+
child: Card(
58+
elevation: 10,
59+
child: Column(
60+
children: <Widget>[
61+
const Padding(
62+
padding: EdgeInsets.only(top: 20),
63+
child: Text("Rotation speed:"),
64+
),
65+
Slider(
66+
onChanged: (value) {
67+
setState(() {
68+
_sliderValue = value;
69+
});
70+
// Send value to Unity
71+
setRotationSpeed(value.toString());
72+
},
73+
value: _sliderValue,
74+
min: 0.0,
75+
max: 1.0,
76+
),
77+
],
78+
),
79+
),
80+
),
81+
),
82+
],
83+
),
84+
);
85+
}
86+
87+
// Callback that connects the created controller to the unity controller
88+
void onUnityCreated(UnityWidgetController controller) {
89+
_unityWidgetController = controller;
90+
}
91+
92+
// Communcation from Flutter to Unity
93+
void setRotationSpeed(String speed) {
94+
// Set the rotation speed of a cube in our example Unity project.
95+
_unityWidgetController?.postMessage(
96+
'Cube',
97+
'SetRotationSpeed',
98+
speed,
99+
);
100+
}
101+
102+
// Communication from Unity to Flutter
103+
void onUnityMessage(dynamic message) {
104+
print('Received message from unity: ${message.toString()}');
105+
}
106+
107+
// Communication from Unity when new scene is loaded to Flutter
108+
void onUnitySceneLoaded(SceneLoaded? sceneInfo) {
109+
if (sceneInfo != null) {
110+
print('Received scene loaded from unity: ${sceneInfo.name}');
111+
print(
112+
'Received scene loaded from unity buildIndex: ${sceneInfo.buildIndex}');
113+
}
114+
}
115+
}
116+
117+
```

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