Fix Node inheritance fiasco (#27)

Author: AlexeyBond

addons/wfc/examples/demo_wfc_2d_tilemaplayer_multilayer.tscn

@@ -1,4 +1,4 @@
-[gd_scene load_steps=10 format=4 uid="uid://c183b4u6je7mj"]
+[gd_scene load_steps=9 format=4 uid="uid://c183b4u6je7mj"]
 
 [ext_resource type="TileSet" uid="uid://f5ab14o2k2wy" path="res://addons/wfc/examples/assets/kenney-tiny-dungeon/tile-set-main.tres" id="1_wligw"]
 [ext_resource type="Script" path="res://addons/wfc/problems/2d/mappers/mapper_2d_factory.gd" id="2_nbdfy"]
@@ -17,18 +17,25 @@ func _ready() -> void:
 	$WFC2DGenerator.start()
 "
 
-[sub_resource type="Resource" id="Resource_xa0lu"]
-script = ExtResource("2_nbdfy")
-
-[sub_resource type="Resource" id="Resource_0p24s"]
+[sub_resource type="Resource" id="Resource_7ap8n"]
 script = ExtResource("2_nbdfy")
 
 [node name="DemoWfc2dTilemaplayerMultilayer" type="Node2D"]
 script = SubResource("GDScript_fodhb")
 
-[node name="sample" type="Node2D" parent="."]
+[node name="WFC2DGenerator" type="Node" parent="."]
+script = ExtResource("4_xxxg8")
+target = NodePath("../target")
+rect = Rect2i(0, 0, 121, 68)
+positive_sample = NodePath("../sample")
+render_intermediate_results = true
+
+[node name="progressIndicator" parent="." node_paths=PackedStringArray("generator") instance=ExtResource("5_5glsc")]
+generator = NodePath("../WFC2DGenerator")
+
+[node name="sample" type="Node" parent="."]
 script = ExtResource("3_orkfj")
-mapper_factory = SubResource("Resource_xa0lu")
+mapper_factory = SubResource("Resource_7ap8n")
 
 [node name="main" type="TileMapLayer" parent="sample"]
 tile_map_data = PackedByteArray("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")
@@ -38,22 +45,12 @@ tile_set = ExtResource("1_wligw")
 tile_map_data = PackedByteArray("AAAGAAoAAAAFAAUAAAADAAoAAAACAAYAAAAFAAwAAAABAAYAAAABAAoAAAAFAAcAAAAJAAsAAAAHAAUAAAAJAAwAAAAJAAYAAAAJAA0AAAAIAAUAAAAMAAsAAAAHAAYAAAANAAsAAAAKAAUAAAAOAAsAAAAIAAYAAAAMAA0AAAAJAAUAAAAMAA4AAAAJAAYAAAAMAA8AAAAJAAYAAAAMABAAAAAJAAcAAAANABAAAAAKAAUAAAAOABAAAAAKAAUAAAAPABAAAAALAAcAAAAPAA8AAAAJAAYAAAAPAA4AAAAJAAYAAAAPAA0AAAALAAUAAAANAA0AAAAKAAUAAAAOAA0AAAAKAAUAAAAJAA8AAAAKAAYAAAAJABEAAAAGAAUAAAAJAAMAAAACAAYAAAA=")
 tile_set = ExtResource("2_so28k")
 
-[node name="target" type="Node2D" parent="."]
+[node name="target" type="Node" parent="."]
 script = ExtResource("3_orkfj")
-mapper_factory = SubResource("Resource_0p24s")
+mapper_factory = SubResource("Resource_7ap8n")
 
 [node name="main" type="TileMapLayer" parent="target"]
 tile_set = ExtResource("1_wligw")
 
 [node name="decorations" type="TileMapLayer" parent="target"]
 tile_set = ExtResource("2_so28k")
-
-[node name="WFC2DGenerator" type="Node" parent="."]
-script = ExtResource("4_xxxg8")
-target = NodePath("../target")
-rect = Rect2i(0, 0, 121, 68)
-positive_sample = NodePath("../sample")
-render_intermediate_results = true
-
-[node name="progressIndicator" parent="." node_paths=PackedStringArray("generator") instance=ExtResource("5_5glsc")]
-generator = NodePath("../WFC2DGenerator")

addons/wfc/nodes/layered_map_2d.gd

@@ -57,3 +57,18 @@ func get_layers() -> Array[Node]:
 
 func create_layer_mapper(layer: Node) -> WFCMapper2D:
 	return mapper_factory.create_mapper_for(layer)
+
+# show()/hide() are useful to hide sample maps (at least in demos).
+# But they are not available on Node's, only on Node2D and Node3D.
+# We don't want WFC2DLayeredMap to be Node2D or Node3D, instead it should work with both,
+# so, here are implementations that forward calls to children:
+
+func show():
+	for layer in get_layers():
+		if layer.has_method('show'):
+			layer.show()
+
+func hide():
+	for layer in get_layers():
+		if layer.has_method('hide'):
+			layer.hide()

addons/wfc/problems/2d/mappers/mapper_2d_factory.gd

@@ -22,7 +22,7 @@ func create_mapper_for(node: Node) -> WFCMapper2D:
 			return WFCGridMapMapper2D.new()
 		"TileMapLayer":
 			return WFCTilemapLayerMapper2D.new()
-		"Node2D":
+		"Node":
 			if node is WFC2DLayeredMap:
 				return WFCLayeredMapMapper2D.new()
 			else: