fix: fixed priorities and positions on ramp

lib/game/components/jetpack_ramp.dart

@@ -17,6 +17,8 @@ class Jetpack extends Forge2DBlueprint {
   /// The [position] where the elements will be created
   final Vector2 position;
 
+  static const int ballPriorityInsideRamp = 4;
+
   @override
   void build(_) {
     addAllContactCallback([
@@ -24,30 +26,28 @@ class Jetpack extends Forge2DBlueprint {
     ]);
 
     final rightOpening = _JetpackRampOpening(
+      outsidePriority: 1,
       rotation: math.pi,
     )
       ..initialPosition = position + Vector2(1.7, 19)
       ..layer = Layer.opening;
     final leftOpening = _JetpackRampOpening(
       outsideLayer: Layer.spaceship,
+      outsidePriority: 4,
       rotation: math.pi,
     )
       ..initialPosition = position + Vector2(-13.7, 19)
       ..layer = Layer.jetpack;
 
-    final jetpackRamp = JetpackRamp()
-      ..initialPosition = position
-      ..layer = Layer.jetpack;
+    final jetpackRamp = JetpackRamp()..initialPosition = position;
+
+    final jetpackRampWallFg = _JetpackRampWallFg()..initialPosition = position;
 
     final baseRight = _JetpackBase()
       ..initialPosition = position + Vector2(1.7, 20);
 
-    addAll([
-      rightOpening,
-      leftOpening,
-      jetpackRamp,
-      baseRight,
-    ]);
+    addAll(
+        [rightOpening, leftOpening, jetpackRamp, baseRight, jetpackRampWallFg]);
   }
 }
 
@@ -55,11 +55,8 @@ class Jetpack extends Forge2DBlueprint {
 /// Represents the upper left blue ramp of the [Board].
 /// {@endtemplate}
 class JetpackRamp extends BodyComponent with InitialPosition, Layered {
-  JetpackRamp() : super(priority: 3) {
+  JetpackRamp() : super(priority: Jetpack.ballPriorityInsideRamp - 1) {
     layer = Layer.jetpack;
-    paint = Paint()
-      ..color = Color.fromARGB(255, 0, 217, 255)
-      ..style = PaintingStyle.stroke;
   }
 
   /// Width between walls of the ramp.
@@ -68,33 +65,9 @@ class JetpackRamp extends BodyComponent with InitialPosition, Layered {
   List<FixtureDef> _createFixtureDefs() {
     final fixturesDef = <FixtureDef>[];
 
-    final innerLeftControlPoints = [
-      Vector2(-24.73, 38),
-      Vector2(-26.3, 65.65),
-      Vector2(-13.8, 65.65),
-    ];
-    final innerLeftCurveShape = BezierCurveShape(
-      controlPoints: innerLeftControlPoints,
-    );
-
-    final innerLeftCurveFixtureDef = FixtureDef(innerLeftCurveShape);
-    fixturesDef.add(innerLeftCurveFixtureDef);
-
-    final innerRightControlPoints = [
-      innerLeftControlPoints.last,
-      Vector2(-1, 65.9),
-      Vector2(0.1, 39.5),
-    ];
-    final innerRightCurveShape = BezierCurveShape(
-      controlPoints: innerRightControlPoints,
-    );
-
-    final innerRightCurveFixtureDef = FixtureDef(innerRightCurveShape);
-    fixturesDef.add(innerRightCurveFixtureDef);
-
     final outerLeftControlPoints = [
       Vector2(-30.95, 38),
-      Vector2(-33, 71.25),
+      Vector2(-32.5, 71.25),
       Vector2(-14.2, 71.25),
     ];
     final outerLeftCurveShape = BezierCurveShape(
@@ -107,7 +80,7 @@ class JetpackRamp extends BodyComponent with InitialPosition, Layered {
     final outerRightControlPoints = [
       outerLeftControlPoints.last,
       Vector2(4.7, 71.25),
-      Vector2(6.3, 40.1),
+      Vector2(6.3, 40),
     ];
     final outerRightCurveShape = BezierCurveShape(
       controlPoints: outerRightControlPoints,
@@ -121,6 +94,8 @@ class JetpackRamp extends BodyComponent with InitialPosition, Layered {
 
   @override
   Body createBody() {
+    renderBody = false;
+
     final bodyDef = BodyDef()
       ..userData = this
       ..position = initialPosition;
@@ -134,7 +109,7 @@ class JetpackRamp extends BodyComponent with InitialPosition, Layered {
   @override
   Future<void> onLoad() async {
     await super.onLoad();
-    //await _loadBackground();
+    await _loadBackground();
   }
 
   Future<void> _loadBackground() async {
@@ -146,9 +121,7 @@ class JetpackRamp extends BodyComponent with InitialPosition, Layered {
       sprite: spriteRamp,
       size: Vector2(38.1, 33.8),
       anchor: Anchor.center,
-    )
-      ..position = Vector2(-12.2, -53.5)
-      ..priority = 2;
+    )..position = Vector2(-12.2, -53.5);
 
     final spriteRailingBg = await gameRef.loadSprite(
       Assets.images.components.spaceshipRailingBg.path,
@@ -157,10 +130,71 @@ class JetpackRamp extends BodyComponent with InitialPosition, Layered {
       sprite: spriteRailingBg,
       size: Vector2(38.3, 35.1),
       anchor: Anchor.center,
-    )
-      ..position = spriteRampComponent.position + Vector2(0, -1)
-      ..priority = 3;
+    )..position = spriteRampComponent.position + Vector2(0, -1);
+
+    await addAll([
+      spriteRailingBgComponent,
+      spriteRampComponent,
+    ]);
+  }
+}
+
+class _JetpackRampWallFg extends BodyComponent with InitialPosition, Layered {
+  _JetpackRampWallFg() : super(priority: Jetpack.ballPriorityInsideRamp + 1) {
+    layer = Layer.jetpack;
+  }
+
+  List<FixtureDef> _createFixtureDefs() {
+    final fixturesDef = <FixtureDef>[];
+
+    final innerLeftControlPoints = [
+      Vector2(-24.5, 38),
+      Vector2(-26.3, 64),
+      Vector2(-13.8, 64.5),
+    ];
+    final innerLeftCurveShape = BezierCurveShape(
+      controlPoints: innerLeftControlPoints,
+    );
+
+    final innerLeftCurveFixtureDef = FixtureDef(innerLeftCurveShape);
+    fixturesDef.add(innerLeftCurveFixtureDef);
 
+    final innerRightControlPoints = [
+      innerLeftControlPoints.last,
+      Vector2(-1, 64.5),
+      Vector2(0.1, 39.5),
+    ];
+    final innerRightCurveShape = BezierCurveShape(
+      controlPoints: innerRightControlPoints,
+    );
+
+    final innerRightCurveFixtureDef = FixtureDef(innerRightCurveShape);
+    fixturesDef.add(innerRightCurveFixtureDef);
+
+    return fixturesDef;
+  }
+
+  @override
+  Body createBody() {
+    renderBody = false;
+
+    final bodyDef = BodyDef()
+      ..userData = this
+      ..position = initialPosition;
+
+    final body = world.createBody(bodyDef);
+    _createFixtureDefs().forEach(body.createFixture);
+
+    return body;
+  }
+
+  @override
+  Future<void> onLoad() async {
+    await super.onLoad();
+    await _loadBackground();
+  }
+
+  Future<void> _loadBackground() async {
     final spriteRailingFg = await gameRef.loadSprite(
       Assets.images.components.spaceshipRailingFg.path,
     );
@@ -168,12 +202,8 @@ class JetpackRamp extends BodyComponent with InitialPosition, Layered {
       sprite: spriteRailingFg,
       size: Vector2(26.1, 28.3),
       anchor: Anchor.center,
-    )
-      ..position = spriteRampComponent.position + Vector2(0, 1)
-      ..priority = 5;
+    )..position = Vector2(-12.2, -52.5);
 
-    await add(spriteRailingBgComponent);
-    await add(spriteRampComponent);
     await add(spriteRailingFgComponent);
   }
 }
@@ -187,12 +217,15 @@ class _JetpackBase extends BodyComponent with InitialPosition, Layered {
   Body createBody() {
     renderBody = false;
 
+    const baseWidth = 6;
     final baseShape = BezierCurveShape(
       controlPoints: [
-        Vector2(initialPosition.x - 3, initialPosition.y),
-        Vector2(initialPosition.x - 3, initialPosition.y) + Vector2(2, 2),
-        Vector2(initialPosition.x + 3, initialPosition.y) + Vector2(-2, 2),
-        Vector2(initialPosition.x + 3, initialPosition.y)
+        Vector2(initialPosition.x - baseWidth / 2, initialPosition.y),
+        Vector2(initialPosition.x - baseWidth / 2, initialPosition.y) +
+            Vector2(2, 2),
+        Vector2(initialPosition.x + baseWidth / 2, initialPosition.y) +
+            Vector2(-2, 2),
+        Vector2(initialPosition.x + baseWidth / 2, initialPosition.y)
       ],
     );
     final fixtureDef = FixtureDef(baseShape);
@@ -213,13 +246,15 @@ class _JetpackRampOpening extends RampOpening {
   /// {@macro jetpack_ramp_opening}
   _JetpackRampOpening({
     Layer? outsideLayer,
+    int? outsidePriority,
     required double rotation,
   })  : _rotation = rotation,
         super(
           pathwayLayer: Layer.jetpack,
           outsideLayer: outsideLayer,
           orientation: RampOrientation.down,
-          pathwayPriority: 4,
+          pathwayPriority: Jetpack.ballPriorityInsideRamp,
+          outsidePriority: outsidePriority,
         );
 
   final double _rotation;