Add balumissing stuff

bottle/bottle.tscn

@@ -105,7 +105,7 @@ texture = ExtResource("1_qvgnf")
 4:4/0/physics_layer_0/polygon_0/points = PackedVector2Array(-8, -8, 8, -8, 8, 8, -8, 8)
 
 [sub_resource type="TileSet" id="TileSet_tr7be"]
-physics_layer_0/collision_layer = 2
+physics_layer_0/collision_layer = 18
 physics_layer_0/collision_mask = 0
 physics_layer_0/physics_material = SubResource("PhysicsMaterial_y0g3v")
 sources/1 = SubResource("TileSetAtlasSource_6tyce")

bottle/placeable_area.gd

@@ -0,0 +1,4 @@
+extends Area2D
+class_name PlaceableArea
+
+# This script itself does nothing, it's just so that [Ghost] can identify this specific area.

bottle/placeable_area.tscn

@@ -0,0 +1,16 @@
+[gd_scene load_steps=3 format=3 uid="uid://4d0al27t7axe"]
+
+[ext_resource type="Script" path="res://bottle/placeable_area.gd" id="1_1i0ue"]
+
+[sub_resource type="RectangleShape2D" id="RectangleShape2D_rh35r"]
+size = Vector2(240, 384)
+
+[node name="PlaceableArea" type="Area2D"]
+position = Vector2(136, 272)
+collision_layer = 16
+collision_mask = 0
+script = ExtResource("1_1i0ue")
+
+[node name="BottleShape" type="CollisionShape2D" parent="."]
+shape = SubResource("RectangleShape2D_rh35r")
+debug_color = Color(0, 0.6, 0.701961, 0)

converters/converter_placement_body.tscn

@@ -0,0 +1,9 @@
+[gd_scene load_steps=2 format=3 uid="uid://bevj27e1ha8m3"]
+
+[ext_resource type="PackedScene" uid="uid://c3p0jdf7416ac" path="res://converters/full_converter_shape.tscn" id="1_qs7xk"]
+
+[node name="ConverterPlacementBody" type="StaticBody2D"]
+collision_layer = 16
+collision_mask = 0
+
+[node name="FullConverterShape" parent="." instance=ExtResource("1_qs7xk")]

converters/copper_to_silver/copper_converter.tscn

@@ -1,4 +1,4 @@
-[gd_scene load_steps=21 format=3 uid="uid://ratkps4plkhl"]
+[gd_scene load_steps=22 format=3 uid="uid://ratkps4plkhl"]
 
 [ext_resource type="Script" path="res://converters/converter.gd" id="1_mas6k"]
 [ext_resource type="PackedScene" uid="uid://dme22vvfgme5f" path="res://entity/coin_silver/coin_silver.tscn" id="2_h5aul"]
@@ -11,6 +11,7 @@
 [ext_resource type="PackedScene" uid="uid://c67lfbk4gf1ga" path="res://spawner/spawner.tscn" id="9_2wvgu"]
 [ext_resource type="AudioStream" uid="uid://br25ip30mu174" path="res://audio/conversione/mechanic_sound.wav" id="10_6hhch"]
 [ext_resource type="AudioStream" uid="uid://7tw5efuo3gxj" path="res://audio/conversione/coin_to_coin.wav" id="11_r8505"]
+[ext_resource type="PackedScene" uid="uid://bevj27e1ha8m3" path="res://converters/converter_placement_body.tscn" id="12_5qhgs"]
 
 [sub_resource type="AtlasTexture" id="AtlasTexture_62dyi"]
 atlas = ExtResource("4_exnn7")
@@ -132,6 +133,8 @@ stream = ExtResource("10_6hhch")
 [node name="SoundComplete" type="AudioStreamPlayer" parent="."]
 stream = ExtResource("11_r8505")
 
+[node name="ConverterPlacementBody" parent="." instance=ExtResource("12_5qhgs")]
+
 [connection signal="collected" from="Collector" to="." method="_on_collector_collected"]
 [connection signal="goal" from="Collector" to="." method="_on_collector_goal"]
 [connection signal="timeout" from="ConversionTimer" to="." method="_on_timer_timeout"]

converters/full_converter_shape.tscn

@@ -0,0 +1,8 @@
+[gd_scene load_steps=2 format=3 uid="uid://c3p0jdf7416ac"]
+
+[sub_resource type="RectangleShape2D" id="RectangleShape2D_np8fu"]
+size = Vector2(32, 35)
+
+[node name="FullConverterShape" type="CollisionShape2D"]
+shape = SubResource("RectangleShape2D_np8fu")
+debug_color = Color(0, 1, 1, 0)

converters/gold_to_gem/gem_converter.tscn

@@ -1,4 +1,4 @@
-[gd_scene load_steps=23 format=3 uid="uid://c4ew8x4gch275"]
+[gd_scene load_steps=24 format=3 uid="uid://c4ew8x4gch275"]
 
 [ext_resource type="Script" path="res://converters/converter.gd" id="1_f5plk"]
 [ext_resource type="Texture2D" uid="uid://chc8wqc1pclbk" path="res://converters/gold_to_gem/gold_converter_back.png" id="2_icys1"]
@@ -12,6 +12,7 @@
 [ext_resource type="PackedScene" uid="uid://bawprh8kluilq" path="res://entity/gem/gem.tscn" id="9_2ugi1"]
 [ext_resource type="AudioStream" uid="uid://br25ip30mu174" path="res://audio/conversione/mechanic_sound.wav" id="10_f1h6i"]
 [ext_resource type="AudioStream" uid="uid://7tw5efuo3gxj" path="res://audio/conversione/coin_to_coin.wav" id="11_ywwn2"]
+[ext_resource type="PackedScene" uid="uid://bevj27e1ha8m3" path="res://converters/converter_placement_body.tscn" id="13_6o73w"]
 
 [sub_resource type="AtlasTexture" id="AtlasTexture_wy1v3"]
 atlas = ExtResource("3_n6auo")
@@ -145,6 +146,8 @@ stream = ExtResource("10_f1h6i")
 [node name="SoundComplete" type="AudioStreamPlayer" parent="."]
 stream = ExtResource("11_ywwn2")
 
+[node name="ConverterPlacementBody" parent="." instance=ExtResource("13_6o73w")]
+
 [connection signal="collected" from="Collector" to="." method="_on_collector_collected" flags=18]
 [connection signal="goal" from="Collector" to="." method="_on_collector_goal" flags=18]
 [connection signal="timeout" from="ConversionTimer" to="." method="_on_timer_timeout" flags=18]

converters/item_converter/item_converter.tscn

@@ -1,4 +1,4 @@
-[gd_scene load_steps=33 format=3 uid="uid://ddrhfhebwtq5"]
+[gd_scene load_steps=34 format=3 uid="uid://ddrhfhebwtq5"]
 
 [ext_resource type="Script" path="res://converters/converter.gd" id="1_qln0a"]
 [ext_resource type="Texture2D" uid="uid://devcho3gaigt0" path="res://converters/item_converter/item_converter_back_1.png" id="2_136t7"]
@@ -16,6 +16,7 @@
 [ext_resource type="Texture2D" uid="uid://fqerky4lyps8" path="res://converters/item_converter/item_converter_front_3.png" id="9_88mk7"]
 [ext_resource type="Texture2D" uid="uid://bw0jgw0jen4lg" path="res://converters/item_converter/item_converter_front_4.png" id="10_fjv52"]
 [ext_resource type="Texture2D" uid="uid://4tg81ksibacf" path="res://converters/item_converter/item_converter_front_5.png" id="11_cg5dk"]
+[ext_resource type="PackedScene" uid="uid://bevj27e1ha8m3" path="res://converters/converter_placement_body.tscn" id="17_udaa3"]
 
 [sub_resource type="AtlasTexture" id="AtlasTexture_uqtie"]
 atlas = ExtResource("2_136t7")
@@ -184,6 +185,8 @@ stream = ExtResource("6_w6x4p")
 [node name="SoundComplete" type="AudioStreamPlayer" parent="."]
 stream = ExtResource("7_x4ti3")
 
+[node name="ConverterPlacementBody" parent="." instance=ExtResource("17_udaa3")]
+
 [connection signal="collected" from="Collector" to="." method="_on_collector_collected" flags=18]
 [connection signal="goal" from="Collector" to="." method="_on_collector_goal" flags=18]
 [connection signal="timeout" from="ConversionTimer" to="." method="_on_timer_timeout" flags=18]

converters/silver_to_gold/silver_converter.tscn

@@ -1,4 +1,4 @@
-[gd_scene load_steps=17 format=3 uid="uid://but1bdslxp5jl"]
+[gd_scene load_steps=18 format=3 uid="uid://but1bdslxp5jl"]
 
 [ext_resource type="Script" path="res://converters/converter.gd" id="1_chhfg"]
 [ext_resource type="Texture2D" uid="uid://c1fu70mb51gyd" path="res://converters/silver_to_gold/silver_converter_back.png" id="2_rpdc3"]
@@ -11,6 +11,7 @@
 [ext_resource type="PackedScene" uid="uid://du3005kwybbrh" path="res://entity/coin_gold/coin_gold.tscn" id="9_t8y3t"]
 [ext_resource type="AudioStream" uid="uid://br25ip30mu174" path="res://audio/conversione/mechanic_sound.wav" id="10_0dr47"]
 [ext_resource type="AudioStream" uid="uid://7tw5efuo3gxj" path="res://audio/conversione/coin_to_coin.wav" id="11_ow0vy"]
+[ext_resource type="PackedScene" uid="uid://bevj27e1ha8m3" path="res://converters/converter_placement_body.tscn" id="12_37x2h"]
 
 [sub_resource type="SpriteFrames" id="SpriteFrames_1qp6y"]
 animations = [{
@@ -118,6 +119,8 @@ stream = ExtResource("10_0dr47")
 [node name="SoundComplete" type="AudioStreamPlayer" parent="."]
 stream = ExtResource("11_ow0vy")
 
+[node name="ConverterPlacementBody" parent="." instance=ExtResource("12_37x2h")]
+
 [connection signal="collected" from="Collector" to="." method="_on_collector_collected"]
 [connection signal="goal" from="Collector" to="." method="_on_collector_goal"]
 [connection signal="timeout" from="ConversionTimer" to="." method="_on_timer_timeout"]

game/game.tscn

@@ -1,4 +1,4 @@
-[gd_scene load_steps=22 format=3 uid="uid://c3rxmcwa5nqng"]
+[gd_scene load_steps=23 format=3 uid="uid://c3rxmcwa5nqng"]
 
 [ext_resource type="Script" path="res://game/game.gd" id="1_i3ly0"]
 [ext_resource type="PackedScene" uid="uid://bllsprv8orpn4" path="res://bottle/bottle.tscn" id="1_y7o2l"]
@@ -9,6 +9,7 @@
 [ext_resource type="Texture2D" uid="uid://taojrwr7xrp4" path="res://interface/upgrade_gold.png" id="4_i557v"]
 [ext_resource type="PackedScene" uid="uid://beg758fa6o0cs" path="res://value/evaluator.tscn" id="6_my6nv"]
 [ext_resource type="PackedScene" uid="uid://ratkps4plkhl" path="res://converters/copper_to_silver/copper_converter.tscn" id="7_ipeok"]
+[ext_resource type="PackedScene" uid="uid://4d0al27t7axe" path="res://bottle/placeable_area.tscn" id="7_muqgj"]
 [ext_resource type="PackedScene" uid="uid://but1bdslxp5jl" path="res://converters/silver_to_gold/silver_converter.tscn" id="8_0bbpi"]
 [ext_resource type="PackedScene" uid="uid://bawprh8kluilq" path="res://entity/gem/gem.tscn" id="8_a3sk0"]
 [ext_resource type="PackedScene" uid="uid://c2rlx7egl7xiv" path="res://collector/universal_collector.tscn" id="9_7op48"]
@@ -44,14 +45,7 @@ position = Vector2(90, 306)
 
 [node name="Bottle" parent="." instance=ExtResource("1_y7o2l")]
 
-[node name="PlaceableArea" type="Area2D" parent="Bottle"]
-position = Vector2(136, 272)
-collision_layer = 16
-collision_mask = 0
-
-[node name="BottleShape" type="CollisionShape2D" parent="Bottle/PlaceableArea"]
-shape = SubResource("RectangleShape2D_rh35r")
-debug_color = Color(0, 0.6, 0.701961, 0)
+[node name="PlaceableArea" parent="Bottle" instance=ExtResource("7_muqgj")]
 
 [node name="Evaluator" parent="Bottle" instance=ExtResource("6_my6nv")]
 position = Vector2(136, 272)

interface/ghost.gd

@@ -1,42 +1,74 @@
 extends Area2D
 class_name Ghost
 
-var is_dragging: bool
-var previous_position: Vector2
+## Ghost previewing the instantiation of a scene.
 
+## The [CollisionShape2D] to use to check for placement checks.
+##
+## MUST consist of a [RectangleShape2D].
+@onready var placement_shape: CollisionShape2D = $PlacementShape
 
-func _input(event: InputEvent):
-	if event is InputEventMouseButton:
-		is_dragging = event.pressed
-		previous_position = event.position
-	elif event is InputEventScreenTouch:
-		is_dragging = event.pressed
-		previous_position = event.position
+## The [Sprite2D] node previewing the scene.
+@onready var preview_sprite: Sprite2D = $PlacementShape/PreviewSprite
 
-	if is_dragging:
-		if event is InputEventMouseMotion:
-			var delta = event.position - previous_position
-			move_and_check(position + delta)
-			previous_position = event.position
-		elif event is InputEventScreenDrag:
-			var delta = event.position - previous_position
-			move_and_check(position + delta)
-			previous_position = event.position
+## The texture that the preview sprite should display. 
+@export var preview_texture: Texture2D:
+	get:
+		return preview_texture
+	set(value):
+		preview_texture = value
+		preview_sprite.texture = value
 
-
-@onready var sprite: Sprite2D = $Sprite
-
-@export var can_place: bool:
+## Whether the ghost can be placed at the current location of the ghost.
+##
+## Computed by checking if [placement_shape] overlaps any entity and is inside the [PlacementArea] of the [Bottle].
+var can_place: bool:
 	get: 
 		return can_place
 	set(value):
 		if value:
-			sprite.modulate = Color(1.0, 1.0, 1.0, 0.5)
+			preview_sprite.modulate = Color(1.0, 1.0, 1.0, 0.5)
 		else:
-			sprite.modulate = Color(1.0, 0.0, 0.0, 0.5)
+			preview_sprite.modulate = Color(1.0, 0.0, 0.0, 0.5)
+
+## The last input event of the input that's dragging the ghost around, or null if the ghost isn't being dragged.
+var last_input_event: InputEvent
 
 
-func move_and_check(destination):
-	position = destination
-	can_place = not has_overlapping_bodies()
-	print(can_place)
+func _input(event: InputEvent):
+	# Handle mouse click
+	if event is InputEventMouseButton:
+		last_input_event = event if event.pressed else null
+	# Handle touch begin
+	elif event is InputEventScreenTouch:
+		last_input_event = event if event.pressed else null
+	
+	# If is dragging
+	if last_input_event:
+		# Handle mouse drag
+		if last_input_event is InputEventMouse and event is InputEventMouse:
+			var delta = event.position - last_input_event.position
+			position += delta
+			last_input_event = event
+		# Handle touch drag
+		elif (last_input_event is InputEventScreenTouch or last_input_event is InputEventScreenDrag) and event is InputEventScreenDrag:
+			if event.index == last_input_event.index:
+				var delta = event.position - last_input_event.position
+				position += delta
+				last_input_event = event
+
+
+
+func _physics_process(_delta: float):
+	var overlapping_bodies = get_overlapping_bodies()
+	var no_overlapping_bodies = true
+
+
+	var is_enclosed_by_placeable_area = false
+	# DIRTY HACK: Relies on the placeable area being perfectly surrounded by solid bodies.
+	var overlapping_areas = get_overlapping_areas()
+	for area in overlapping_areas:
+		if not area is PlaceableArea:
+			continue
+		is_enclosed_by_placeable_area = true
+	can_place = no_overlapping_bodies and is_enclosed_by_placeable_area

interface/ghost.tscn

@@ -2,22 +2,18 @@
 
 [ext_resource type="Script" path="res://interface/ghost.gd" id="1_gvls7"]
 [ext_resource type="Texture2D" uid="uid://pj3ip6vlatms" path="res://converters/copper_to_silver/copper_converter.png" id="1_lo8gj"]
-
-[sub_resource type="RectangleShape2D" id="RectangleShape2D_hmopu"]
-size = Vector2(34, 34)
+[ext_resource type="PackedScene" uid="uid://c3p0jdf7416ac" path="res://converters/full_converter_shape.tscn" id="3_lskcf"]
 
 [node name="Ghost" type="Area2D"]
-scale = Vector2(3, 3)
-collision_layer = 16
-collision_mask = 10
+collision_layer = 0
+collision_mask = 16
 input_pickable = false
 script = ExtResource("1_gvls7")
 
-[node name="Sprite" type="Sprite2D" parent="."]
+[node name="PlacementShape" parent="." instance=ExtResource("3_lskcf")]
+scale = Vector2(3, 3)
+
+[node name="PreviewSprite" type="Sprite2D" parent="PlacementShape"]
 modulate = Color(1, 1, 1, 0.5)
 z_index = 10
 texture = ExtResource("1_lo8gj")
-
-[node name="Shape" type="CollisionShape2D" parent="."]
-shape = SubResource("RectangleShape2D_hmopu")
-debug_color = Color(0, 0.6, 0.701961, 0)

project.godot

@@ -31,7 +31,7 @@ window/handheld/orientation=1
 2d_physics/layer_2="Bottle"
 2d_physics/layer_3="Entities"
 2d_physics/layer_4="Converter"
-2d_physics/layer_5="Ghost"
+2d_physics/layer_5="Placement"
 
 [physics]