flame/packages/flame_fire_atlas/example/lib/main.dart

import 'package:flame/components.dart';
import 'package:flame/game.dart';
import 'package:flame/input.dart';
import 'package:flame_fire_atlas/flame_fire_atlas.dart';
import 'package:flutter/material.dart';

void main() async {
  WidgetsFlutterBinding.ensureInitialized();

  final game = ExampleGame();
  runApp(GameWidget(game: game));
}

class ExampleGame extends FlameGame with TapDetector {
  late FireAtlas _atlas;

  @override
  Future<void> onLoad() async {
    await super.onLoad();
    _atlas = await loadFireAtlas('caveace.fa');
    add(
      SpriteAnimationComponent(
        size: Vector2(150, 100),
        animation: _atlas.getAnimation('shooting_ptero'),
      )..y = 50,
    );

    add(
      SpriteAnimationComponent(
        size: Vector2(150, 100),
        animation: _atlas.getAnimation('bomb_ptero'),
      )
        ..y = 50
        ..x = 200,
    );

    add(
      SpriteComponent(size: Vector2(50, 50), sprite: _atlas.getSprite('bullet'))
        ..y = 200,
    );

    add(
      SpriteComponent(size: Vector2(50, 50), sprite: _atlas.getSprite('shield'))
        ..x = 100
        ..y = 200,
    );

    add(
      SpriteComponent(size: Vector2(50, 50), sprite: _atlas.getSprite('ham'))
        ..x = 200
        ..y = 200,
    );
  }

  @override
  void onTapUp(TapUpInfo details) {
    add(
      SpriteAnimationComponent(
        size: Vector2(100, 100),
        animation: _atlas.getAnimation('explosion'),
        removeOnFinish: true,
      )
        ..anchor = Anchor.center
        ..position = details.eventPosition.game,
    );
  }
}