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33 lines
758 B
33 lines
758 B
import 'package:flame_forge2d/flame_forge2d.dart';
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/// {@template anchor}
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/// Non visual [BodyComponent] used to hold a [BodyType.dynamic] in [Joint]s
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/// with this [BodyType.static].
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///
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/// It is recommended to [_position] the anchor first and then use the body
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/// position as the anchor point when initializing a [JointDef].
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///
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/// ```dart
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/// initialize(
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/// dynamicBody.body,
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/// anchor.body,
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/// anchor.body.position,
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/// );
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/// ```
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/// {@endtemplate}
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class Anchor extends BodyComponent {
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/// {@macro anchor}
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Anchor({
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required Vector2 position,
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}) : _position = position;
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final Vector2 _position;
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@override
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Body createBody() {
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final bodyDef = BodyDef()..position = _position;
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return world.createBody(bodyDef);
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}
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}
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