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50 lines
1.3 KiB
50 lines
1.3 KiB
import 'dart:async';
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import 'package:flame/components.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:pinball_components/pinball_components.dart';
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import 'package:sandbox/common/common.dart';
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class FlipperTracingGame extends BasicGame {
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static const info = '''
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Basic example of how the Flipper body overlays the sprite.
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''';
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@override
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Future<void> onLoad() async {
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await super.onLoad();
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final center = screenToWorld(camera.viewport.canvasSize! / 2);
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final leftFlipper = Flipper(side: BoardSide.left)
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..initialPosition = center - Vector2(Flipper.size.x, 0);
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final rightFlipper = Flipper(side: BoardSide.right)
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..initialPosition = center + Vector2(Flipper.size.x, 0);
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await addAll([
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leftFlipper,
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rightFlipper,
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]);
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leftFlipper.trace();
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rightFlipper.trace();
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}
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}
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extension on BodyComponent {
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void trace({Color color = Colors.red}) {
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paint = Paint()..color = color;
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renderBody = true;
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body.joints.whereType<RevoluteJoint>().forEach(
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(joint) => joint.setLimits(0, 0),
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);
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body.setType(BodyType.static);
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unawaited(
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mounted.whenComplete(() {
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final sprite = children.whereType<SpriteComponent>().first;
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sprite.paint.color = sprite.paint.color.withOpacity(0.5);
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}),
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);
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}
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}
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