Basic Unit that is selectable

Scenes/Unit/unit.gd

@@ -0,0 +1,77 @@
+extends Node2D
+
+class_name Unit
+
+### Marker
+# For now the marker will be spawned and deleted by the unit.
+# Later it will be handled by the main scene.
+# Load marker scene.
+var marker_scene = preload("res://Scenes/Unit/marker.tscn")
+var marker
+
+@onready var _readyToSelectMarker = $ReadyToSelectMarker
+@onready var _selectedMarker = $SelectedMarker
+
+var _selected = false
+var _readyToSelect = false
+
+# Called when the node enters the scene tree for the first time.
+func _ready() -> void:
+	marker = marker_scene.instantiate()
+	marker.hide()
+	
+	_readyToSelectMarker.hide()
+	_selectedMarker.hide()
+	
+# Called every frame. 'delta' is the elapsed time since the previous frame.
+func _process(delta: float) -> void:
+	pass
+	
+func _input(event: InputEvent):
+	if event.is_action_pressed("Select"):
+		print_debug("Action is Select")
+		
+		# Can't select from myself since (global_)position is alway 0,0	
+		print("Event position: ", event.position)
+		print("My position is", position)
+		print("My global_position is", global_position)
+	
+		if event.position == global_position:
+			_setSelected(true)
+			print_debug("Unit selected")
+		
+		# We combine it with the fact that it is already marked (@see _markUnit)
+		if _readyToSelect: _selectUnit() 
+		else: _deselectUnit()
+	
+	
+	if event.is_action_pressed("SetMarker") and _selected:
+		marker.global_position = event.position
+		marker.show()
+		print_debug("Setting marker")
+		
+func _getUnitPosition():
+	return $AnimatedSprite2D.global_position
+	
+func _setSelected(selected: bool):
+	_selected = selected
+	
+func _selectUnit():
+	_setSelected(true)
+	_selectedMarker.show()
+
+func _deselectUnit():
+	_setSelected(false)
+	_selectedMarker.hide()
+
+func _gets_selected(viewport: Node, event: InputEvent, shape_index: int):
+	if event.is_action_pressed("Select") and event.position == position:
+		_selectUnit()
+
+func _markUnit():
+	_readyToSelect = true
+	_readyToSelectMarker.show()
+
+func _unMarkUnit():
+	_readyToSelect = false
+	_readyToSelectMarker.hide()