ImageCache

snippet.packages.flutter.lib.src.painting.image_cache.49.

  

// ignore_for_file: directives_ordering
// ignore_for_file: unnecessary_import
// ignore_for_file: unused_import
// ignore_for_file: unused_element
// ignore_for_file: unused_local_variable
import 'dart:async';
import 'dart:convert';
import 'dart:math' as math;
import 'dart:typed_data';
import 'dart:ui' as ui;
import 'package:flutter_test/flutter_test.dart';
import 'package:flutter/material.dart';
import 'package:flutter/foundation.dart';
import 'package:flutter/widgets.dart';
import 'package:flutter/gestures.dart';
import 'package:flutter/painting.dart';
import 'package:flutter/physics.dart';
import 'package:flutter/cupertino.dart';
import 'package:flutter/semantics.dart';
import 'package:flutter/rendering.dart';
import 'package:flutter/scheduler.dart';
import 'package:flutter/animation.dart';
import 'package:flutter/services.dart';

// From: packages/flutter/lib/src/painting/image_cache.dart:49
/// This is the custom implementation of [ImageCache] where we can override
/// the logic.
class MyImageCache extends ImageCache {
  @override
  void clear() {
    print('Clearing cache!');
    super.clear();
  }
}
class MyWidgetsBinding extends WidgetsFlutterBinding {
  @override
  ImageCache createImageCache() => MyImageCache();
}
void main() {
  // The constructor sets global variables.
  MyWidgetsBinding();
  runApp(const MyApp());
}
class MyApp extends StatelessWidget {
  const MyApp({Key? key}) : super(key: key);
  @override
  Widget build(BuildContext context) {
    return Container();
  }
}
  

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