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92 lines
2.3 KiB
92 lines
2.3 KiB
import 'dart:math' as math;
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import 'package:flame/components.dart';
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import 'package:flame/extensions.dart';
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import 'package:flame_forge2d/flame_forge2d.dart';
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import 'package:pinball/game/game.dart';
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import 'package:pinball_components/pinball_components.dart';
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/// {@template jetpack_ramp}
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/// Represents the upper left blue ramp of the [Board].
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/// {@endtemplate}
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class JetpackRamp extends Component with HasGameRef<PinballGame> {
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/// {@macro jetpack_ramp}
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JetpackRamp({
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required this.position,
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});
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/// The position of this [JetpackRamp].
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final Vector2 position;
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@override
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Future<void> onLoad() async {
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const layer = Layer.jetpack;
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gameRef.addContactCallback(
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RampOpeningBallContactCallback<_JetpackRampOpening>(),
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);
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final curvePath = Pathway.arc(
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// TODO(ruialonso): Remove color when not needed.
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// TODO(ruialonso): Use a bezier curve once control points are defined.
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color: const Color.fromARGB(255, 8, 218, 241),
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center: position,
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width: 5,
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radius: 18,
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angle: math.pi,
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rotation: math.pi,
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)..layer = layer;
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final leftOpening = _JetpackRampOpening(
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outsideLayer: Layer.spaceship,
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rotation: math.pi,
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)
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..initialPosition = position + Vector2(-2.5, -20.2)
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..layer = Layer.jetpack;
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final rightOpening = _JetpackRampOpening(
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rotation: math.pi,
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)
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..initialPosition = position + Vector2(12.9, -20.2)
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..layer = Layer.opening;
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await addAll([
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curvePath,
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leftOpening,
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rightOpening,
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]);
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}
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}
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/// {@template jetpack_ramp_opening}
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/// [RampOpening] with [Layer.jetpack] to filter [Ball] collisions
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/// inside [JetpackRamp].
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/// {@endtemplate}
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class _JetpackRampOpening extends RampOpening {
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/// {@macro jetpack_ramp_opening}
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_JetpackRampOpening({
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Layer? outsideLayer,
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required double rotation,
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}) : _rotation = rotation,
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super(
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pathwayLayer: Layer.jetpack,
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outsideLayer: outsideLayer,
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orientation: RampOrientation.down,
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);
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final double _rotation;
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// TODO(ruialonso): Avoid magic number 3, should be propotional to
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// [JetpackRamp].
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static final Vector2 _size = Vector2(3, .1);
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@override
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Shape get shape => PolygonShape()
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..setAsBox(
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_size.x,
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_size.y,
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initialPosition,
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_rotation,
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);
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}
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