5 files changed, 113 insertions, 4 deletions
diff --git a/scripts/GUI/Hud.cs b/scripts/GUI/Hud.cs
index 1149728..227ca32 100644
--- a/scripts/GUI/Hud.cs
+++ b/scripts/GUI/Hud.cs
@@ -1,20 +1,29 @@
+using System.Runtime.InteropServices;
 using Godot;
 
 namespace TheLegendOfGustav.GUI;
 
 public partial class Hud : Node
 {
-	private TextureProgressBar HpBar { get; set; }
+	private TextureProgressBar hpBar;
+	private TextureProgressBar mpBar;
 
 	public override void _Ready()
 	{
 		base._Ready();
-		HpBar = GetNode<TextureProgressBar>("VBoxContainer/InfoBar/Stats/MarginContainer/HBoxContainer/AspectRatioContainer/HPbar");
+		hpBar = GetNode<TextureProgressBar>("VBoxContainer/InfoBar/Stats/MarginContainer/HBoxContainer/AspectRatioContainer/HPbar");
+		mpBar = GetNode<TextureProgressBar>("VBoxContainer/InfoBar/Stats/MarginContainer/HBoxContainer/AspectRatioContainer2/MPbar");
 	}
 
 	public void OnHealthChanged(int hp, int maxHp)
 	{
-		HpBar.Value = hp;
-		HpBar.MaxValue = maxHp;
+		hpBar.Value = hp;
+		hpBar.MaxValue = maxHp;
+	}
+
+	public void OnManaChanged(int mp, int maxMp)
+	{
+		mpBar.Value = mp;
+		mpBar.MaxValue = maxMp;
 	}
 }
diff --git a/scripts/GUI/SpellBookMenu.cs b/scripts/GUI/SpellBookMenu.cs
new file mode 100644
index 0000000..ecd89a3
--- /dev/null
+++ b/scripts/GUI/SpellBookMenu.cs
@@ -0,0 +1,55 @@
+using Godot;
+using System;
+using TheLegendOfGustav.Magic;
+
+namespace TheLegendOfGustav.GUI;
+
+public partial class SpellBookMenu : CanvasLayer
+{
+	private static readonly PackedScene spellMenuEntryScene = GD.Load<PackedScene>("res://scenes/GUI/spell_menu_entry.tscn");
+
+	private VBoxContainer spellsNode;
+
+	[Signal]
+	public delegate void SpellSelectedEventHandler(SpellResource spell);
+
+	public override void _Ready()
+	{
+		base._Ready();
+
+		spellsNode = GetNode<VBoxContainer>("CenterContainer/PanelContainer/VBoxContainer/Spells");
+		Hide();
+	}
+
+	public void OnCast(SpellResource spell)
+	{
+		EmitSignal(SignalName.SpellSelected, spell);
+	}
+
+	public void Initialize(SpellBook spellBook)
+	{
+		for (int i = 0; i < spellBook.KnownSpells.Count; i++)
+		{
+			RegisterSpell(i, spellBook.KnownSpells[i]);
+		}
+
+		Show();
+	}
+
+	private void RegisterSpell(int index, SpellResource spell)
+	{
+		char? shortcut = null;
+
+		// Só terá atalho para as letras do alfabeto.
+		if (index < 26)
+		{
+			shortcut = (char)('a' + index);
+		}
+
+		SpellMenuEntry spellEntry = spellMenuEntryScene.Instantiate<SpellMenuEntry>();
+
+		spellsNode.AddChild(spellEntry);
+		spellEntry.Initialize(spell, shortcut);
+		spellEntry.Cast += OnCast;
+	}
+}
diff --git a/scripts/GUI/SpellBookMenu.cs.uid b/scripts/GUI/SpellBookMenu.cs.uid
new file mode 100644
index 0000000..d4100bc
--- /dev/null
+++ b/scripts/GUI/SpellBookMenu.cs.uid
@@ -0,0 +1 @@
+uid://7y0q058tvq7y
diff --git a/scripts/GUI/SpellMenuEntry.cs b/scripts/GUI/SpellMenuEntry.cs
new file mode 100644
index 0000000..2be0fcc
--- /dev/null
+++ b/scripts/GUI/SpellMenuEntry.cs
@@ -0,0 +1,43 @@
+using Godot;
+using System;
+using TheLegendOfGustav.Magic;
+
+namespace TheLegendOfGustav.GUI;
+
+public partial class SpellMenuEntry : HBoxContainer
+{
+	private TextureRect icon;
+	private Label shortcutLabel;
+	private Label nameLabel;
+	private Button castBtn;
+	private SpellResource spell;
+
+	[Signal]
+	public delegate void CastEventHandler(SpellResource Item);
+
+	public override void _Ready()
+	{
+		base._Ready();
+		icon = GetNode<TextureRect>("Icon");
+		shortcutLabel = GetNode<Label>("Shortcut");
+		nameLabel = GetNode<Label>("SpellName");
+		castBtn = GetNode<Button>("CastButton");
+
+		castBtn.Pressed += () => EmitSignal(SignalName.Cast, spell);
+	}
+
+	public void Initialize(SpellResource spell, char? shortcut)
+	{
+		this.spell = spell;
+		nameLabel.Text = spell.SpellName;
+		if (shortcut != null)
+		{
+			shortcutLabel.Text = $"{shortcut}";
+		}
+		else
+		{
+			shortcutLabel.Text = "";
+		}
+		icon.Texture = spell.Icon;
+	}
+}
diff --git a/scripts/GUI/SpellMenuEntry.cs.uid b/scripts/GUI/SpellMenuEntry.cs.uid
new file mode 100644
index 0000000..eb17e04
--- /dev/null
+++ b/scripts/GUI/SpellMenuEntry.cs.uid
@@ -0,0 +1 @@
+uid://bg766ly1f747t