This repository has been archived on 2020-08-22. You can view files and clone it, but cannot push or open issues or pull requests.
flutter-unity-view-widget/lib/flutter_unity_widget.dart

104 lines
2.8 KiB
Dart

import 'dart:async';
import 'package:flutter/foundation.dart';
import 'package:flutter/material.dart';
import 'package:flutter/services.dart';
typedef void UnityWidgetCreatedCallback(UnityWidgetController controller);
class UnityWidgetController {
UnityWidget _widget;
static MethodChannel _channel = const MethodChannel('unity_view');
UnityWidgetController();
/*init(int id, UnityWidget widget) {
_channel = new MethodChannel('unity_view_$id');
_channel.setMethodCallHandler(_handleMethod);
_widget = widget;
}*/
init(int id) {
_channel = new MethodChannel('unity_view_$id');
_channel.setMethodCallHandler(_handleMethod);
}
Future<bool> isReady() async {
final bool isReady = await _channel.invokeMethod('isReady');
return isReady;
}
Future<bool> createUnity() async {
final bool isReady = await _channel.invokeMethod('createUnity');
return isReady;
}
postMessage(String gameObject, methodName, message) {
_channel.invokeMethod('postMessage', [gameObject, methodName, message]);
}
pause() async {
await _channel.invokeMethod('pause');
}
resume() async {
await _channel.invokeMethod('resume');
}
Future<dynamic> _handleMethod(MethodCall call) async {
switch (call.method) {
case "onUnityMessage":
dynamic handler = call.arguments["handler"];
if (_widget != null) _widget.onUnityMessage(this, handler);
break;
default:
throw UnimplementedError("Unimplemented ${call.method} method");
}
}
}
typedef onUnityMessageCallback = void Function(
UnityWidgetController controller, dynamic handler);
class UnityWidget extends StatefulWidget {
final UnityWidgetCreatedCallback onUnityViewCreated;
///Event fires when the [UnityWidget] gets a message from unity.
final onUnityMessageCallback onUnityMessage;
UnityWidget(
{Key key, @required this.onUnityViewCreated, this.onUnityMessage});
@override
_UnityWidgetState createState() => _UnityWidgetState();
}
class _UnityWidgetState extends State<UnityWidget> {
@override
Widget build(BuildContext context) {
if (defaultTargetPlatform == TargetPlatform.android) {
return AndroidView(
viewType: 'unity_view',
onPlatformViewCreated: onPlatformViewCreated,
creationParamsCodec: const StandardMessageCodec(),
);
} else if (defaultTargetPlatform == TargetPlatform.iOS) {
return UiKitView(
viewType: 'unity_view',
onPlatformViewCreated: onPlatformViewCreated,
creationParamsCodec: const StandardMessageCodec(),
);
}
return new Text(
'$defaultTargetPlatform is not yet supported by this plugin');
}
Future<void> onPlatformViewCreated(id) async {
if (widget.onUnityViewCreated == null) {
return;
}
widget.onUnityViewCreated(new UnityWidgetController().init(id));
}
}