add highlight indicator to token

not yet scripted

grid.gd

@@ -21,7 +21,7 @@ func _ready():
 			var token_node: Token = token.instantiate()
 			add_child(token_node)
 			token_node.position = Vector2(offset*column, offset*row)
-			token_node.set_type(randi_range(0,3 ))
+			token_node.set_type(randi_range(0,3) as Token.token_type)
 			token_node.set_debug_label(str(row) + "," + str(column))
 			token_node.token_clicked.connect(_on_token_clicked.bind([row,column]))
 			grid[row].append(token_node)
@@ -34,6 +34,9 @@ func _process(_delta: float) -> void:
 func _on_token_clicked(token_coord):
 	print(str(token_coord) + ", " + str(get_group_of_token(token_coord)))
 	
+func highlight_group(group: Array):
+	pass
+			
 func populate_grid():
 	pass
 	

token.gd

@@ -4,14 +4,18 @@ class_name Token
 signal token_clicked
 
 enum token_type {TYPE_1, TYPE_2, TYPE_3, TYPE_4}
+enum token_state {NONE, HIGHLIGHT}
 
 var type: token_type = token_type.TYPE_1
+var state: token_state = token_state.NONE
 
-var color_polygon
+var color_polygon: Polygon2D
+var highlight_polygon: Polygon2D
 var debug_label: Label
 
 func _ready():
 	color_polygon = $Color
+	highlight_polygon = $highlight_indicator
 	debug_label = $"Debug Label"
 			
 func set_type(type: token_type):
@@ -24,7 +28,7 @@ func set_type(type: token_type):
 		token_type.TYPE_3:
 			color_polygon.color = Color.BLUE
 		token_type.TYPE_4:
-			color_polygon.color = Color.YELLOW
+			color_polygon.color = Color.GOLD
 			
 func set_debug_label(text: String):
 	debug_label.text = text
@@ -34,3 +38,6 @@ func _on_area_2d_input_event(viewport: Node, event: InputEvent, shape_idx: int)
 #	emit event up to parent on click
 	if Input.is_action_just_pressed("select"):
 		token_clicked.emit()
+		
+func set_highlighted(highlight: bool):
+	state = token_state.HIGHLIGHT if highlight else token_state.NONE

token.tscn

@@ -7,12 +7,12 @@
 outline_size = 2
 outline_color = Color(0, 0, 0, 1)
 
-[sub_resource type="CanvasItemMaterial" id="CanvasItemMaterial_bd72f"]
-blend_mode = 1
-
 [sub_resource type="RectangleShape2D" id="RectangleShape2D_0ucay"]
 size = Vector2(51, 51)
 
+[sub_resource type="CanvasItemMaterial" id="CanvasItemMaterial_bd72f"]
+blend_mode = 1
+
 [node name="Token" type="Node2D"]
 script = ExtResource("1_0ucay")
 
@@ -25,13 +25,6 @@ offset_bottom = 41.0
 text = "1,1"
 label_settings = SubResource("LabelSettings_0ucay")
 
-[node name="Color" type="Polygon2D" parent="."]
-z_index = 1
-material = SubResource("CanvasItemMaterial_bd72f")
-position = Vector2(6, 6)
-color = Color(0.84101, 0.000705212, 0.866408, 1)
-polygon = PackedVector2Array(0, 0, 40, 0, 40, 40, 0, 40)
-
 [node name="Sprite2D" type="Sprite2D" parent="."]
 scale = Vector2(0.4, 0.4)
 texture = ExtResource("1_bd72f")
@@ -43,4 +36,16 @@ centered = false
 position = Vector2(26, 25.5)
 shape = SubResource("RectangleShape2D_0ucay")
 
+[node name="Color" type="Polygon2D" parent="."]
+material = SubResource("CanvasItemMaterial_bd72f")
+position = Vector2(6, 6)
+color = Color(0.84101, 0.000705212, 0.866408, 1)
+polygon = PackedVector2Array(0, 0, 40, 0, 40, 40, 0, 40)
+
+[node name="highlight_indicator" type="Polygon2D" parent="."]
+position = Vector2(52.8333, 76.6667)
+scale = Vector2(0.427083, 0.319444)
+polygon = PackedVector2Array(-112, -96, -16, -96, -64, -168)
+uv = PackedVector2Array(-112, -96, -16, -96, -72, -160)
+
 [connection signal="input_event" from="Area2D" to="." method="_on_area_2d_input_event"]