Added upgrade system

PermUpgrade/PermUpgrade.gd

@@ -0,0 +1,74 @@
+extends PanelContainer
+
+class_name PermUpgrade
+
+@export var Name : String = ""
+@export var GlobalVariable : String = ""
+@export var BaseCost : int = 10
+
+@onready var Level1 = $Container/Level1
+@onready var Level2 = $Container/Level2
+@onready var Level3 = $Container/Level3
+@onready var Level4 = $Container/Level4
+@onready var Level5 = $Container/Level5
+@onready var NameNode = $Container/Name
+@onready var StatusNode = $Container/Status
+@onready var BuyButton = $Container/Cost
+
+var cost = BaseCost
+
+func _ready() -> void:
+	update()
+	EventBus.upgrade_tokens_updated.connect(_on_upgrade_tokens_updated)
+
+
+func update() -> void:
+	cost = BaseCost
+	var qty = Global.get(GlobalVariable)
+	
+	var inactive : Color = Color.DARK_SLATE_GRAY
+	
+	
+	if qty < 1:
+		Level1.modulate = inactive
+	else:
+		Level1.modulate = Color.ROYAL_BLUE
+		cost *= 2
+	if qty < 2:
+		Level2.modulate = inactive
+	else:
+		cost *= 2
+		Level2.modulate = Color.GREEN
+	if qty < 3:
+		Level3.modulate = inactive
+	else:
+		cost *= 2
+		Level3.modulate = Color.RED
+	if qty < 4:
+		Level4.modulate = inactive
+	else:
+		cost *= 2
+		Level4.modulate = Color.SILVER
+	if qty < 5:
+		Level5.modulate = inactive
+	else:
+		cost = -1
+		Level5.modulate = Color.GOLD
+		BuyButton.text = "MAX"
+
+	NameNode.text = Name
+	StatusNode.text = Global.call("format_" + GlobalVariable)
+	if not cost == -1:
+		BuyButton.text = "%d" % cost
+
+	BuyButton.disabled = (Global.upgrade_tokens < cost) or (cost == -1)
+
+func _on_cost_pressed() -> void:
+	var now = Global.get(GlobalVariable)
+	if now < 5:
+		Global.set(GlobalVariable, now + 1)
+		Global.upgrade_tokens -= cost
+	pass # Replace with function body.
+
+func _on_upgrade_tokens_updated(qty : int) -> void:
+	update()

PermUpgrade/PermUpgrade.tscn

@@ -0,0 +1,83 @@
+[gd_scene load_steps=5 format=3 uid="uid://bdhok2nkoirl0"]
+
+[ext_resource type="Script" path="res://PermUpgrade/PermUpgrade.gd" id="1_g7x2d"]
+[ext_resource type="Theme" uid="uid://cfvww0geatnnk" path="res://MainTheme.tres" id="2_ie5gk"]
+[ext_resource type="Texture2D" uid="uid://ct1ksbbjc61lr" path="res://Brick/ShinyBrick.png" id="3_cpl7n"]
+[ext_resource type="Texture2D" uid="uid://cipjurqgguse7" path="res://Brick/BaseBrick.png" id="4_wqhv2"]
+
+[node name="PermUpgrade" type="PanelContainer"]
+offset_right = 128.0
+offset_bottom = 26.0
+script = ExtResource("1_g7x2d")
+
+[node name="Container" type="VBoxContainer" parent="."]
+custom_minimum_size = Vector2(128, 0)
+layout_mode = 2
+theme = ExtResource("2_ie5gk")
+theme_type_variation = &"UpgradePanel"
+
+[node name="Name" type="Label" parent="Container"]
+layout_mode = 2
+theme = ExtResource("2_ie5gk")
+text = "Lives"
+horizontal_alignment = 1
+vertical_alignment = 1
+
+[node name="Status" type="Label" parent="Container"]
+layout_mode = 2
+theme = ExtResource("2_ie5gk")
+text = "3"
+horizontal_alignment = 1
+vertical_alignment = 1
+
+[node name="Level5" type="TextureRect" parent="Container"]
+modulate = Color(1, 0.843137, 0, 1)
+custom_minimum_size = Vector2(32, 16)
+layout_mode = 2
+size_flags_horizontal = 4
+size_flags_vertical = 0
+texture = ExtResource("3_cpl7n")
+stretch_mode = 2
+
+[node name="Level4" type="TextureRect" parent="Container"]
+modulate = Color(0.752941, 0.752941, 0.752941, 1)
+custom_minimum_size = Vector2(32, 16)
+layout_mode = 2
+size_flags_horizontal = 4
+size_flags_vertical = 0
+texture = ExtResource("3_cpl7n")
+stretch_mode = 2
+
+[node name="Level3" type="TextureRect" parent="Container"]
+modulate = Color(1, 0, 0, 1)
+custom_minimum_size = Vector2(32, 16)
+layout_mode = 2
+size_flags_horizontal = 4
+size_flags_vertical = 0
+texture = ExtResource("4_wqhv2")
+stretch_mode = 2
+
+[node name="Level2" type="TextureRect" parent="Container"]
+modulate = Color(0.254902, 0.411765, 0.882353, 1)
+custom_minimum_size = Vector2(32, 16)
+layout_mode = 2
+size_flags_horizontal = 4
+size_flags_vertical = 0
+texture = ExtResource("4_wqhv2")
+stretch_mode = 2
+
+[node name="Level1" type="TextureRect" parent="Container"]
+modulate = Color(0, 0.74902, 0, 1)
+custom_minimum_size = Vector2(32, 16)
+layout_mode = 2
+size_flags_horizontal = 4
+size_flags_vertical = 0
+texture = ExtResource("4_wqhv2")
+stretch_mode = 2
+
+[node name="Cost" type="Button" parent="Container"]
+layout_mode = 2
+theme = ExtResource("2_ie5gk")
+text = "10"
+
+[connection signal="pressed" from="Container/Cost" to="." method="_on_cost_pressed"]