mirror of https://github.com/flutter/pinball.git
feat: add `BonusBallSpawningBehavior` (#378)
* feat: add BonusBallSpawningBehavior * refactor: remove on tick and remove behavior * fix: impulse test Co-authored-by: Tom Arra <tarra3@gmail.com>pull/386/head
Allison Ryan
2 years ago
committed by
GitHub
parent
1a4bd2f85b
commit
54b0bc6e17
@ -0,0 +1,30 @@
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import 'package:flame/components.dart';
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import 'package:pinball/select_character/select_character.dart';
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import 'package:pinball_components/pinball_components.dart';
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import 'package:pinball_flame/pinball_flame.dart';
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/// {@template bonus_ball_spawning_behavior}
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/// After a duration, spawns a bonus ball from the [DinoWalls] and boosts it
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/// into the middle of the board.
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/// {@endtemplate}
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class BonusBallSpawningBehavior extends TimerComponent with HasGameRef {
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/// {@macro bonus_ball_spawning_behavior}
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BonusBallSpawningBehavior()
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: super(
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period: 5,
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removeOnFinish: true,
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);
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@override
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void onTick() {
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final characterTheme = readBloc<CharacterThemeCubit, CharacterThemeState>()
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.state
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.characterTheme;
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gameRef.descendants().whereType<ZCanvasComponent>().single.add(
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Ball(assetPath: characterTheme.ball.keyName)
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..add(BallImpulsingBehavior(impulse: Vector2(-40, 0)))
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..initialPosition = Vector2(29.2, -24.5)
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..zIndex = ZIndexes.ballOnBoard,
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);
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}
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}
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@ -0,0 +1,22 @@
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import 'package:flame/components.dart';
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import 'package:pinball_components/pinball_components.dart';
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import 'package:pinball_flame/pinball_flame.dart';
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/// {@template ball_impulsing_behavior}
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/// Impulses the [Ball] in a given direction.
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/// {@endtemplate}
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class BallImpulsingBehavior extends Component with ParentIsA<Ball> {
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/// {@macro ball_impulsing_behavior}
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BallImpulsingBehavior({
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required Vector2 impulse,
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}) : _impulse = impulse;
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final Vector2 _impulse;
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@override
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Future<void> onLoad() async {
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await super.onLoad();
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parent.body.linearVelocity = _impulse;
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shouldRemove = true;
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}
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}
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@ -1,3 +1,4 @@
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export 'ball_gravitating_behavior.dart';
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export 'ball_impulsing_behavior.dart';
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export 'ball_scaling_behavior.dart';
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export 'ball_turbo_charging_behavior.dart';
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@ -0,0 +1,53 @@
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// ignore_for_file: cascade_invocations
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import 'package:flame/components.dart';
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import 'package:flame_test/flame_test.dart';
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import 'package:flutter_test/flutter_test.dart';
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import 'package:pinball_components/pinball_components.dart';
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import 'package:pinball_theme/pinball_theme.dart' as theme;
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import '../../../../helpers/helpers.dart';
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void main() {
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TestWidgetsFlutterBinding.ensureInitialized();
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group(
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'BallImpulsingBehavior',
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() {
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final asset = theme.Assets.images.dash.ball.keyName;
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final flameTester = FlameTester(() => TestGame([asset]));
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test('can be instantiated', () {
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expect(
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BallImpulsingBehavior(impulse: Vector2.zero()),
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isA<BallImpulsingBehavior>(),
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);
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});
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flameTester.test(
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'impulses the ball with the given velocity when loaded '
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'and then removes itself',
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(game) async {
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final ball = Ball.test();
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await game.ensureAdd(ball);
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final impulse = Vector2.all(1);
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final behavior = BallImpulsingBehavior(impulse: impulse);
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await ball.ensureAdd(behavior);
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expect(
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ball.body.linearVelocity.x,
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equals(impulse.x),
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);
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expect(
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ball.body.linearVelocity.y,
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equals(impulse.y),
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);
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expect(
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game.descendants().whereType<BallImpulsingBehavior>().isEmpty,
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isTrue,
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);
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},
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);
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},
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);
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}
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@ -0,0 +1,61 @@
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// ignore_for_file: cascade_invocations
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import 'package:flame_bloc/flame_bloc.dart';
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import 'package:flame_forge2d/forge2d_game.dart';
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import 'package:flame_test/flame_test.dart';
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import 'package:flutter_test/flutter_test.dart';
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import 'package:pinball/game/behaviors/behaviors.dart';
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import 'package:pinball/select_character/select_character.dart';
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import 'package:pinball_components/pinball_components.dart';
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import 'package:pinball_flame/pinball_flame.dart';
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import 'package:pinball_theme/pinball_theme.dart' as theme;
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class _TestGame extends Forge2DGame {
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@override
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Future<void> onLoad() async {
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images.prefix = '';
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await images.loadAll([
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theme.Assets.images.dash.ball.keyName,
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]);
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}
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Future<void> pump(BonusBallSpawningBehavior child) async {
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await ensureAdd(
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FlameBlocProvider<CharacterThemeCubit, CharacterThemeState>.value(
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value: CharacterThemeCubit(),
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children: [
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ZCanvasComponent(
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children: [child],
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),
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],
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),
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);
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}
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}
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void main() {
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TestWidgetsFlutterBinding.ensureInitialized();
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group('FlutterForestBonusBehavior', () {
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final flameTester = FlameTester(_TestGame.new);
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flameTester.test(
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'adds a ball with a BallImpulsingBehavior to the game onTick '
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'resulting in a -40 x impulse',
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(game) async {
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await game.onLoad();
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final behavior = BonusBallSpawningBehavior();
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await game.pump(behavior);
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game.update(behavior.timer.limit);
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await game.ready();
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final ball = game.descendants().whereType<Ball>().single;
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expect(ball.body.linearVelocity.x, equals(-40));
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expect(ball.body.linearVelocity.y, equals(0));
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},
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);
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});
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}
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