Files
cup_edit/examples/flutter/example/lib/menus/controller_menu.dart
Nick Fisher 81ffbdd824 fix: update Flutter example project to use new API
fix: don't keep example project Podfile.lock in repo
2024-06-21 11:46:25 +08:00

108 lines
3.0 KiB
Dart

import 'dart:io';
import 'package:flutter/material.dart';
import 'package:flutter/widgets.dart';
import 'package:thermion_flutter/thermion_flutter.dart';
class ViewerMenu extends StatefulWidget {
final ThermionViewer? viewer;
final void Function() onToggleViewport;
final void Function(ThermionViewer viewer) onViewerCreated;
final void Function() onViewerDestroyed;
final FocusNode sharedFocusNode;
ViewerMenu(
{
required this.viewer,
required this.onViewerCreated,
required this.onViewerDestroyed,
required this.sharedFocusNode,
required this.onToggleViewport});
@override
State<StatefulWidget> createState() => _ViewerMenuState();
}
class _ViewerMenuState extends State<ViewerMenu> {
void _createViewer({String? uberArchivePath}) async {
var viewer = await ThermionFlutterPlugin.createViewer(
uberArchivePath: uberArchivePath);
await viewer.initialized;
widget.onViewerCreated(viewer);
}
@override
void initState() {
super.initState();
}
@override
void didUpdateWidget(ViewerMenu oldWidget) {
super.didUpdateWidget(oldWidget);
}
bool _initialized = false;
@override
Widget build(BuildContext context) {
var items = <Widget>[];
if (!_initialized) {
items.addAll([
MenuItemButton(
child:
const Text("Create ThermionFlutterPlugin (default ubershader)"),
onPressed: () {
_createViewer();
},
),
MenuItemButton(
child: const Text(
"Create ThermionFlutterPlugin (custom ubershader - lit opaque only)"),
onPressed: () {
_createViewer(
uberArchivePath: Platform.isWindows
? "assets/lit_opaque_32.uberz"
: Platform.isMacOS
? "assets/lit_opaque_43.uberz"
: Platform.isIOS
? "assets/lit_opaque_43.uberz"
: "assets/lit_opaque_43_gles.uberz");
},
)
]);
} else {
items.addAll([
MenuItemButton(
child: const Text("Destroy viewer"),
onPressed: () async {
widget.viewer!.dispose();
widget.onViewerDestroyed();
setState(() {});
},
)
]);
}
return MenuAnchor(
childFocusNode: widget.sharedFocusNode,
menuChildren: items +
[
TextButton(
child: const Text("Toggle viewport size"),
onPressed: widget.onToggleViewport,
)
],
builder: (BuildContext context, MenuController controller, Widget? child) {
return TextButton(
onPressed: () {
if (controller.isOpen) {
controller.close();
} else {
controller.open();
}
},
child: const Text("Viewer / Viewer"),
);
});
}
}