import 'package:flame/effects/combined_effect.dart'; import 'package:flame/effects/move_effect.dart'; import 'package:flame/effects/scale_effect.dart'; import 'package:flame/effects/rotate_effect.dart'; import 'package:flame/effects/sequence_effect.dart'; import 'package:flame/gestures.dart'; import 'package:flame/extensions/vector2.dart'; import 'package:flame/flame.dart'; import 'package:flame/game.dart'; import 'package:flutter/material.dart'; import 'dart:math'; import './square.dart'; void main() async { WidgetsFlutterBinding.ensureInitialized(); await Flame.util.fullScreen(); runApp(MyGame().widget); } class MyGame extends BaseGame with TapDetector { Square greenSquare; MyGame() { final green = Paint()..color = const Color(0xAA338833); greenSquare = Square(green, Vector2.all(100)); add(greenSquare); } @override void onTapUp(TapUpDetails details) { final dx = details.localPosition.dx; final dy = details.localPosition.dy; greenSquare.clearEffects(); final move1 = MoveEffect( path: [Vector2(dx, dy)], speed: 250.0, curve: Curves.bounceInOut, isInfinite: false, isAlternating: false, ); final move2 = MoveEffect( path: [ Vector2(dx, dy + 50), Vector2(dx - 50, dy - 50), Vector2(dx + 50, dy), ], speed: 150.0, curve: Curves.easeIn, isInfinite: false, isAlternating: false, ); final scale = ScaleEffect( size: Vector2(dx, dy), speed: 100.0, curve: Curves.easeInCubic, isInfinite: false, isAlternating: false, ); final rotate = RotateEffect( radians: (dx + dy) % pi, speed: 0.8, curve: Curves.decelerate, isInfinite: false, isAlternating: false, ); final combination = CombinedEffect( effects: [move2, rotate], isAlternating: false, isInfinite: true, ); final sequence = SequenceEffect( effects: [move1, scale, combination], isInfinite: true, isAlternating: false, ); greenSquare.addEffect(combination); } }