add pictograms and change ui

scripts/ui/following_ui.gd

@@ -1,16 +1,15 @@
-extends Control
-class_name FollowingUi
+extends CloseableUI
+class_name FollowingUI
 
 const EDGE_MARGIN = 10
 
 var target: Node3D
-var is_mouse_over: bool = false
 
 @onready var camera: Camera3D = get_viewport().get_camera_3d()
 
 func _ready() -> void:
 	assert(camera != null, "camera missing!")
-	visible = false
+	super._ready()
 
 
 func _process(_delta: float) -> void:
@@ -27,33 +26,11 @@ func _process(_delta: float) -> void:
 	position = (pos - pivot_offset).clamp(corner_1, corner_2)
 
 
-func _input(event: InputEvent) -> void:
-	if not visible:
-		return
-
-	if event is InputEventMouseButton and not is_mouse_over:
-		var button_event := event as InputEventMouseButton
-		if not button_event.pressed:
-			return
-		if (
-				button_event.button_index == MOUSE_BUTTON_RIGHT
-				or button_event.button_index == MOUSE_BUTTON_LEFT
-		):
-			close()
-
-	if event is InputEventMouseMotion:
-		var motion_event := event as InputEventMouseMotion
-		is_mouse_over = (
-				Rect2(global_position, size)
-				.has_point(motion_event.position)
-		)
-
-
 func set_target(to: Node3D) -> void:
 	visible = true
 	target = to
 
 
 func close() -> void:
-	visible = false
+	super.close()
 	target = null