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pinball/lib/game/components/round_bumper.dart

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import 'package:flame_forge2d/flame_forge2d.dart';
import 'package:pinball/game/game.dart';
/// {@template round_bumper}
/// Circular body that repels a [Ball] on contact, increasing the score.
/// {@endtemplate}
class RoundBumper extends BodyComponent with ScorePoints, InitialPosition {
/// {@macro round_bumper}
RoundBumper({
required double radius,
required int points,
}) : _radius = radius,
_points = points;
/// The radius of the [RoundBumper].
final double _radius;
/// Points awarded from hitting this [RoundBumper].
final int _points;
@override
int get points => _points;
@override
Body createBody() {
final shape = CircleShape()..radius = _radius;
final fixtureDef = FixtureDef(shape)..restitution = 1;
final bodyDef = BodyDef()..position = initialPosition;
return world.createBody(bodyDef)..createFixture(fixtureDef);
}
}