dispose copies children

src/game.ts

@@ -261,7 +261,6 @@ class Statistics extends Play {
       h: 920,
       panels
     })
-
   }
 }
 
@@ -320,8 +319,6 @@ class StatsGamesPlayed extends Play {
       h: 0,
       panels
     })
-
-
   }
 }
 
@@ -891,6 +888,9 @@ class TabPanel extends Play {
     batch.pop_matrix()
   }
 
+  _dispose() {
+    this.data.panels.forEach(_ => _.dispose())
+  }
 
 }
 
@@ -1079,8 +1079,8 @@ class SceneTransition extends Play {
     this.target = Target.create(Game.width, Game.height)
     this.mask_target = Target.create(Game.width, Game.height)
 
-    //this.current = this._make(MainMenu, Vec2.zero, {})
-    this.current = this._make(Statistics, Vec2.zero, {})
+    this.current = this._make(MainMenu, Vec2.zero, {})
+    //this.current = this._make(Statistics, Vec2.zero, {})
 
     transition.set_matrix(Mat3x2.create_scale_v(Game.v_screen))
 

src/play.ts

@@ -81,14 +81,13 @@ export abstract class Play {
 
   dispose() {
 
-    if (this.parent) {
-      this.parent.objects.splice(this.parent.objects.indexOf(this), 1)
-    }
-    this.objects.forEach(_ => _.dispose())
+    this.objects.slice(0).forEach(_ => _.dispose())
     this._dispose()
 
     this._disposes.forEach(_ => _())
-
+    if (this.parent) {
+      this.parent.objects.splice(this.parent.objects.indexOf(this), 1)
+    }
   }
 
   _init() {}

src/scrollable.ts

@@ -287,13 +287,20 @@ class InfiniteLongList extends Play {
     return Math.round(- this._viewport_y / this.item_height)
   }
 
+  get height() {
+    return this.runway.i_bottom * this.item_height
+  }
 
-  item_height!: number
+  dummy_item!: Play
+
+  get item_height() {
+    return (this.dummy_item as any).height
+  }
   runway!: Runway<any, any>
 
   _init() {
 
-    this.item_height = (this._make(this.data.ItemContent, Vec2.make(0, 0), this.data.items[0]) as any).height
+    this.dummy_item = (this._make(this.data.ItemContent, Vec2.make(0, 0), this.data.items[0]) as any)
 
     const on_make = (item: any, i: number) =>
       this.make(this.data.ItemContent, Vec2.make(0, i * this.item_height), item)
@@ -307,6 +314,10 @@ class InfiniteLongList extends Play {
     this.position.y = this._viewport_y
   }
 
+  _dispose() {
+    this.dummy_item.dispose()
+  }
+
 }
 
 type ScrollableContentData = {