66 lines
1.8 KiB
Dart
66 lines
1.8 KiB
Dart
import 'dart:async';
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import 'package:flutter/material.dart';
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import 'package:flutter/widgets.dart';
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import 'package:flutter_filament/filament_controller.dart';
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class CameraMatrixOverlay extends StatefulWidget {
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final FilamentController controller;
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const CameraMatrixOverlay({super.key, required this.controller});
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@override
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State<StatefulWidget> createState() => _CameraMatrixOverlayState();
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}
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class _CameraMatrixOverlayState extends State<CameraMatrixOverlay> {
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Timer? _cameraTimer;
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String? _cameraPosition;
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String? _cameraRotation;
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void _updateTimer() {
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_cameraTimer?.cancel();
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if (widget.controller.hasViewer.value) {
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_cameraTimer =
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Timer.periodic(const Duration(milliseconds: 50), (timer) async {
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var cameraPosition = await widget.controller.getCameraPosition();
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var cameraRotation = await widget.controller.getCameraRotation();
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_cameraPosition =
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"${cameraPosition.storage.map((v) => v.toStringAsFixed(2))}";
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_cameraRotation =
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"${cameraRotation.storage.map((v) => v.toStringAsFixed(2))}";
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setState(() {});
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});
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}
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}
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@override
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void initState() {
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super.initState();
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_updateTimer();
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widget.controller.hasViewer.addListener(_updateTimer);
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}
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@override
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void dispose() {
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super.dispose();
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widget.controller.hasViewer.removeListener(_updateTimer);
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_cameraTimer?.cancel();
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}
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@override
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Widget build(BuildContext context) {
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return Container(
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decoration: BoxDecoration(
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color: Colors.black.withOpacity(0.5),
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borderRadius: BorderRadius.circular(29)),
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padding: const EdgeInsets.symmetric(horizontal: 10, vertical: 5),
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child: Text("Camera position : $_cameraPosition $_cameraRotation",
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style: const TextStyle(color: Colors.white, fontSize: 12)));
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}
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}
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