Placement and platforms

scripts/build_zone.gd

@@ -17,6 +17,10 @@ const GRID_SIZE : Vector2 = Vector2(16,16)
 	get:
 		return building_rect
 
+func _ready() -> void:
+	if not Engine.is_editor_hint():
+		Registry.build_zones.append(self)
+
 func _draw() -> void:
 	if Engine.is_editor_hint() and EditorInterface.get_inspector().get_edited_object() == self:
 		draw_rect(building_rect,Color.CYAN,false,1)

scripts/constructible.gd

@@ -0,0 +1,6 @@
+extends Resource
+
+class_name Constructible
+
+@export var scene : PackedScene
+@export var preview : Texture2D

scripts/constructible.gd.uid

@@ -0,0 +1 @@
+uid://c80sp6f77l5ha

scripts/construction.gd

@@ -0,0 +1,6 @@
+extends Node2D
+
+class_name Construction
+
+func get_relative(dv : Vector2) -> Construction:
+	return get_parent().get_at(global_position+dv)

scripts/construction.gd.uid

@@ -0,0 +1 @@
+uid://bbd7o2st8kmgl

scripts/construction_placer.gd

@@ -0,0 +1,42 @@
+extends Node2D
+
+var held_construction : Construction
+
+func _ready() -> void:
+	GuiEventBus.construction_selected.connect(on_construction_selected)
+
+func _input(event: InputEvent) -> void:
+	if held_construction == null:
+		return
+	if event.is_action_pressed("plc_place"):
+		var zone = try_get_zone(held_construction.global_position)
+		if zone == null:
+			held_construction.queue_free()
+		else:
+			if zone.get_parent().get_node("EntityHolder").add_construction(held_construction):
+				held_construction = null
+	
+	if event.is_action_pressed("plc_cancel"):
+		held_construction.queue_free()
+
+func on_construction_selected(constructible : Constructible):
+	if held_construction:
+		held_construction.queue_free()
+	held_construction = constructible.scene.instantiate()
+	add_child(held_construction)
+	
+
+func _process(_delta: float) -> void:
+	if held_construction != null:
+		var mouse_pos = get_global_mouse_position()
+		var zone = try_get_zone(mouse_pos)
+		if zone:
+			global_position = zone.get_placement_position(mouse_pos)
+		else:
+			global_position = mouse_pos
+
+func try_get_zone(point : Vector2) -> BuildZone:
+	for zone in Registry.build_zones:
+		if zone.is_global_point_in_zone(point):
+			return zone
+	return null

scripts/construction_placer.gd.uid

@@ -0,0 +1 @@
+uid://b4nkk0ndqcto

scripts/entity_holder.gd

@@ -0,0 +1,22 @@
+extends Node2D
+
+class_name EntityHolder
+
+const GRID_SIZE : Vector2 = Vector2(16,16)
+
+@export var building_zone : BuildZone
+var constructions : Array[Construction]
+
+func _ready() -> void:
+	constructions.resize(building_zone.get_capacity())
+
+func add_construction(construction : Construction) -> bool:
+	if constructions[building_zone.indexify_global_point(construction.global_position)]:
+		return false
+	construction.reparent(self)
+	construction.global_position = building_zone.get_placement_position(construction.global_position)
+	constructions[building_zone.indexify_global_point(construction.global_position)] = construction
+	return true
+
+func get_at(point : Vector2):
+	return constructions[building_zone.indexify_global_point(point)]

scripts/entity_holder.gd.uid

@@ -0,0 +1 @@
+uid://x5edy155eg0s

scripts/gui/construction_button.gd

@@ -0,0 +1,9 @@
+extends Button
+
+@export var constructible : Constructible
+
+func _ready() -> void:
+	icon = constructible.preview
+
+func _pressed() -> void:
+	GuiEventBus.construction_selected.emit(constructible)

scripts/gui/construction_button.gd.uid

@@ -0,0 +1 @@
+uid://db37xmo8ygwhg

scripts/gui/gui_event_bus.gd

@@ -0,0 +1,6 @@
+extends Node
+
+@warning_ignore_start("unused_signal")
+
+signal construction_selected(constructible : Constructible)
+signal construction_placed(constructible : Constructible)

scripts/gui/gui_event_bus.gd.uid

@@ -0,0 +1 @@
+uid://x5eghpenp777

scripts/player_state.gd.uid

@@ -1 +0,0 @@
-uid://b004eslxx7ylv

scripts/registry.gd

@@ -0,0 +1,9 @@
+extends Node
+
+func _ready() -> void:
+	get_tree().scene_changed.connect(cleanup_runtime_cache)
+
+func cleanup_runtime_cache():
+	build_zones.clear()
+
+var build_zones : Array[BuildZone]

scripts/registry.gd.uid

@@ -0,0 +1 @@
+uid://coqgbea1uchn4

scripts/runtime_player_data.gd.uid

@@ -0,0 +1 @@
+uid://bmowwtsy0f8mf