gd: added input addon

addons/guide/inputs/guide_input_mouse_position.gd

@@ -0,0 +1,39 @@
+@tool
+class_name GUIDEInputMousePosition
+extends GUIDEInput
+
+
+func _begin_usage() -> void :
+	# subscribe to mouse movement events
+	_state.mouse_position_changed.connect(_refresh)
+	_refresh()
+	
+func _end_usage() -> void:
+	# unsubscribe from mouse movement events
+	_state.mouse_position_changed.disconnect(_refresh)
+
+func _refresh():
+	var position:Vector2 = _state.get_mouse_position()
+
+	_value.x = position.x
+	_value.y = position.y
+		
+		
+func is_same_as(other:GUIDEInput):
+	return other is GUIDEInputMousePosition
+
+
+func _to_string():
+	return "(GUIDEInputMousePosition)"
+
+
+func _editor_name() -> String:
+	return "Mouse Position"
+
+	
+func _editor_description() -> String:
+	return "Position of the mouse in the main viewport."
+
+
+func _native_value_type() -> GUIDEAction.GUIDEActionValueType:
+	return GUIDEAction.GUIDEActionValueType.AXIS_2D