Add logic to right-click delete tiles

player_controller.gd

@@ -1,5 +1,14 @@
 class_name PlayerController extends Node3D
 
+##
+##
+##
+enum SelectAction {
+	NONE,
+	PRIMARY,
+	SECONDARY,
+}
+
 ##
 ## Supported selection input devices.
 ##
@@ -54,7 +63,7 @@ var _cursor_point := Vector2.ZERO
 
 var _is_drag_panning := false
 
-var _is_selecting := false
+var _select_action := SelectAction.NONE
 
 var _select_mode := SelectMode.NONE
 
@@ -77,12 +86,25 @@ func _input(event: InputEvent) -> void:
 					_is_drag_panning else Input.MOUSE_MODE_VISIBLE
 
 			MOUSE_BUTTON_LEFT:
-				_is_selecting = event.is_pressed()
+				if event.is_pressed():
+					_select_action = SelectAction.PRIMARY
 
-				if _is_selecting:
 					selection_started.emit()
 
 				else:
+					_select_action = SelectAction.NONE
+
+					selection_stopped.emit()
+
+			MOUSE_BUTTON_RIGHT:
+				if event.is_pressed():
+					_select_action = SelectAction.SECONDARY
+
+					selection_started.emit()
+
+				else:
+					_select_action = SelectAction.NONE
+
 					selection_stopped.emit()
 
 		return
@@ -173,14 +195,11 @@ func in_select_area() -> bool:
 	return _select_mode != SelectMode.NONE
 
 ##
-## Returns [code]true[/code] if the player controller is currently selecting a location on the
+## Returns the [code]SelectAction[/code] currently being performed, or
-## screen, otherwise [code]false[/code].
+## [code]SelectAction.NONE[/code] if no action is currently being performed.
 ##
-## *Note* that it is discouraged that this be continuously polled for single-fire events. Instead,
+func get_select_action() -> SelectAction:
-## see [signal selection_started] and [signal selection_stopped].
+	return _select_action
-##
-func is_selecting() -> bool:
-	return _is_selecting
 
 ##
 ##