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@ -1,25 +1,29 @@
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import 'dart:async';
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import 'dart:math' as math;
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import 'package:flame/components.dart' show PositionComponent, SpriteComponent;
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import 'package:flame/components.dart';
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import 'package:flame/input.dart';
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import 'package:flame_forge2d/flame_forge2d.dart';
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import 'package:flutter/material.dart';
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import 'package:flutter/services.dart';
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import 'package:pinball/game/game.dart';
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/// {@template flipper_group}
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/// Loads a [Flipper.right] and a [Flipper.left].
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/// {@endtemplate}
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class FlipperGroup extends PositionComponent {
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class FlipperGroup extends Component {
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/// {@macro flipper_group}
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FlipperGroup({
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required Vector2 position,
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required this.position,
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required this.spacing,
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}) : super(position: position);
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});
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/// The amount of space between the [Flipper.right] and [Flipper.left].
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final double spacing;
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/// The position of this [FlipperGroup]
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final Vector2 position;
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@override
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Future<void> onLoad() async {
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final leftFlipper = Flipper.left(
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@ -45,15 +49,14 @@ class FlipperGroup extends PositionComponent {
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///
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/// [Flipper] can be controlled by the player in an arc motion.
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/// {@endtemplate flipper}
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class Flipper extends PositionBodyComponent with KeyboardHandler {
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class Flipper extends BodyComponent with KeyboardHandler {
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/// {@macro flipper}
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Flipper._({
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required Vector2 position,
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required this.side,
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required List<LogicalKeyboardKey> keys,
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}) : _position = position,
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_keys = keys,
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super(size: Vector2(width, height));
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_keys = keys;
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/// A left positioned [Flipper].
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Flipper.left({
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@ -124,14 +127,17 @@ class Flipper extends PositionBodyComponent with KeyboardHandler {
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/// Loads the sprite that renders with the [Flipper].
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Future<void> _loadSprite() async {
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final sprite = await gameRef.loadSprite(spritePath);
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positionComponent = SpriteComponent(
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final spriteComponent = SpriteComponent(
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sprite: sprite,
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size: size,
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size: Vector2(width, height),
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anchor: Anchor.center,
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);
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if (side.isRight) {
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positionComponent!.flipHorizontally();
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spriteComponent.flipHorizontally();
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}
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await add(spriteComponent);
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}
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/// Anchors the [Flipper] to the [RevoluteJoint] that controls its arc motion.
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@ -160,11 +166,11 @@ class Flipper extends PositionBodyComponent with KeyboardHandler {
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final fixtures = <FixtureDef>[];
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final isLeft = side.isLeft;
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final bigCircleShape = CircleShape()..radius = size.y / 2;
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final bigCircleShape = CircleShape()..radius = height / 2;
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bigCircleShape.position.setValues(
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isLeft
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? -(size.x / 2) + bigCircleShape.radius
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: (size.x / 2) - bigCircleShape.radius,
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? -(width / 2) + bigCircleShape.radius
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: (width / 2) - bigCircleShape.radius,
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0,
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);
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final bigCircleFixtureDef = FixtureDef(bigCircleShape);
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@ -173,8 +179,8 @@ class Flipper extends PositionBodyComponent with KeyboardHandler {
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final smallCircleShape = CircleShape()..radius = bigCircleShape.radius / 2;
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smallCircleShape.position.setValues(
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isLeft
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? (size.x / 2) - smallCircleShape.radius
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: -(size.x / 2) + smallCircleShape.radius,
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? (width / 2) - smallCircleShape.radius
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: -(width / 2) + smallCircleShape.radius,
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0,
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);
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final smallCircleFixtureDef = FixtureDef(smallCircleShape);
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@ -205,6 +211,7 @@ class Flipper extends PositionBodyComponent with KeyboardHandler {
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@override
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Future<void> onLoad() async {
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await super.onLoad();
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paint = Paint()..color = Colors.transparent;
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await Future.wait([
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_loadSprite(),
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_anchorToJoint(),
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@ -249,15 +256,15 @@ class Flipper extends PositionBodyComponent with KeyboardHandler {
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///
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/// The end of a [Flipper] depends on its [Flipper.side].
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/// {@endtemplate}
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class FlipperAnchor extends Anchor {
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class FlipperAnchor extends JointAnchor {
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/// {@macro flipper_anchor}
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FlipperAnchor({
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required Flipper flipper,
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}) : super(
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position: Vector2(
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flipper.side.isLeft
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? flipper.body.position.x - flipper.size.x / 2
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: flipper.body.position.x + flipper.size.x / 2,
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? flipper.body.position.x - Flipper.width / 2
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: flipper.body.position.x + Flipper.width / 2,
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flipper.body.position.y,
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),
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);
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