rustdesk/flutter_hbb/lib/remote_page.dart
2020-11-19 00:32:46 +08:00

93 lines
2.3 KiB
Dart

import 'package:flutter/material.dart';
import 'package:provider/provider.dart';
import 'package:flutter/services.dart';
import 'dart:ui' as ui;
import 'package:flutter_easyloading/flutter_easyloading.dart';
import 'dart:async';
import 'common.dart';
import 'model.dart';
class RemotePage extends StatefulWidget {
RemotePage({Key key, this.id}) : super(key: key);
final String id;
@override
_RemotePageState createState() => _RemotePageState();
}
// https://github.com/hanxu317317/flutter_plan_demo/blob/master/lib/src/enter.dart
class _RemotePageState extends State<RemotePage> {
Timer _interval;
@override
void initState() {
super.initState();
FFI.connect(widget.id);
WidgetsBinding.instance.addPostFrameCallback((_) {
// https://stackoverflow.com/questions/46640116/make-flutter-application-fullscreen
SystemChrome.setEnabledSystemUIOverlays([]);
showLoading('Connecting...');
_interval =
Timer.periodic(Duration(milliseconds: 30), (timer) => interval());
});
}
@override
void dispose() {
super.dispose();
FFI.close();
_interval.cancel();
dismissLoading();
SystemChrome.setEnabledSystemUIOverlays(SystemUiOverlay.values);
}
void interval() {
FFI.ffiModel.update(widget.id, context);
}
@override
Widget build(BuildContext context) {
// Size size = MediaQueryData.fromWindow(ui.window).size;
// MediaQuery.of(context).size.height;
return FlutterEasyLoading(
child: InteractiveViewer(
constrained: false,
panEnabled: true,
onInteractionUpdate: (details) {
print("$details");
},
child: Container(child: ImagePaint(), color: MyTheme.grayBg),
));
}
}
class ImagePaint extends StatelessWidget {
@override
Widget build(BuildContext context) {
final m = Provider.of<ImageModel>(context);
return CustomPaint(
painter: new ImagePainter(image: m.image),
);
}
}
class ImagePainter extends CustomPainter {
ImagePainter({
this.image,
});
ui.Image image;
@override
void paint(Canvas canvas, Size size) {
if (image == null) return;
canvas.drawImage(image, new Offset(0, 0), new Paint());
}
@override
bool shouldRepaint(CustomPainter oldDelegate) {
return oldDelegate != this;
}
}