57 lines
1.1 KiB
Dart
57 lines
1.1 KiB
Dart
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import 'package:fl_clash/common/common.dart';
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import 'package:flutter/cupertino.dart';
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import 'package:flutter/scheduler.dart';
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class Render {
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static Render? _instance;
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bool _isPaused = false;
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final _dispatcher = SchedulerBinding.instance.platformDispatcher;
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FrameCallback? _beginFrame;
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VoidCallback? _drawFrame;
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Render._internal();
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factory Render() {
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_instance ??= Render._internal();
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return _instance!;
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}
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active() {
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resume();
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pause();
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}
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pause() {
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debouncer.call(
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"render_pause",
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_pause,
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duration: Duration(seconds: 5),
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);
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}
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resume() {
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debouncer.cancel("render_pause");
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_resume();
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}
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void _pause() {
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if (_isPaused) return;
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_isPaused = true;
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_beginFrame = _dispatcher.onBeginFrame;
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_drawFrame = _dispatcher.onDrawFrame;
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_dispatcher.onBeginFrame = null;
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_dispatcher.onDrawFrame = null;
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debugPrint("[App] pause");
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}
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void _resume() {
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if (!_isPaused) return;
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_isPaused = false;
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_dispatcher.onBeginFrame = _beginFrame;
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_dispatcher.onDrawFrame = _drawFrame;
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debugPrint("[App] resume");
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}
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}
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final render = system.isDesktop ? Render() : null;
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