feat: improving generics on position body component (#1397)

flame-engine · Feb 28, 2022 · 7edbb29 · 7edbb29
1 parent 102a27c
commit 7edbb29
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Showing 3 changed files with 5 additions and 5 deletions.
diff --git a/packages/flame_forge2d/example/pubspec.yaml b/packages/flame_forge2d/example/pubspec.yaml
@@ -14,7 +14,7 @@ dependencies:
  sdk: flutter
  flame_forge2d:
  path: ../
- dashbook: ^0.1.5
+ dashbook: ^0.1.6
 
 dev_dependencies:
  flutter_test:

diff --git a/packages/flame_forge2d/lib/position_body_component.dart b/packages/flame_forge2d/lib/position_body_component.dart
@@ -9,9 +9,9 @@ import 'forge2d_game.dart';
 /// [PositionComponent] and it can only have its anchor in the center.
 /// You can initialize it either by sending in a [PositionComponent] and a
 /// [size] in the constructor, or set those fields in [onLoad].
-abstract class PositionBodyComponent<T extends Forge2DGame>
- extends BodyComponent<T> {
- PositionComponent? positionComponent;
+abstract class PositionBodyComponent<T extends Forge2DGame,
+ P extends PositionComponent> extends BodyComponent<T> {
+ P? positionComponent;
  final Vector2? _size;
  Vector2 get size => _size!;
 

diff --git a/packages/flame_forge2d/lib/sprite_body_component.dart b/packages/flame_forge2d/lib/sprite_body_component.dart
@@ -4,7 +4,7 @@ import 'forge2d_game.dart';
 import 'position_body_component.dart';
 
 abstract class SpriteBodyComponent<T extends Forge2DGame>
- extends PositionBodyComponent<T> {
+ extends PositionBodyComponent<T, SpriteComponent> {
  /// Make sure that the [size] of the sprite matches the bounding shape of the
  /// body that is create in createBody()
  SpriteBodyComponent(