menus: implement main menu and building blocks

6 files changed, 147 insertions, 0 deletions

diff --git a/Scripts/GodotExtensions/ArrayExtensions.cs b/Scripts/GodotExtensions/ArrayExtensions.cs
new file mode 100644
index 0000000..aa3a9c4
--- /dev/null
+++ b/Scripts/GodotExtensions/ArrayExtensions.cs
@@ -0,0 +1,13 @@
+using System;
+using Godot.Collections;
+
+namespace Texty.Scripts.GodotExtensions
+{
+    public static class ArrayExtensions
+    {
+        public static void ForEach<T>(this Array<T> array, Action<T> action)
+        {
+            foreach (var element in array) action.Invoke(element);
+        }
+    }
+}
\ No newline at end of file
diff --git a/Scripts/GodotExtensions/NodeExtensions.cs b/Scripts/GodotExtensions/NodeExtensions.cs
new file mode 100644
index 0000000..b398985
--- /dev/null
+++ b/Scripts/GodotExtensions/NodeExtensions.cs
@@ -0,0 +1,14 @@
+using System.Linq;
+using Godot;
+using Godot.Collections;
+
+namespace Texty.Scripts.GodotExtensions
+{
+    public static class NodeExtensions
+    {
+        public static Array<T> GetChildren<T>(this Node node)
+        {
+            return new Array<T>(node.GetChildren().OfType<T>());
+        }
+    }
+}
\ No newline at end of file
diff --git a/Scripts/Menus/MainMenu.cs b/Scripts/Menus/MainMenu.cs
new file mode 100644
index 0000000..3beaead
--- /dev/null
+++ b/Scripts/Menus/MainMenu.cs
@@ -0,0 +1,26 @@
+using Godot;
+
+namespace Texty.Scripts.Menus
+{
+    public class MainMenu : Node
+    {
+        public override void _Ready()
+        {
+        }
+
+        public void OnStartButtonPressed()
+        {
+            GD.Print("Start button was pressed.");
+        }
+
+        public void OnCreditsButtonPressed()
+        {
+            GD.Print("Credits button was pressed.");
+        }
+
+        public void OnQuitButtonPressed()
+        {
+            GetTree().Quit();
+        }
+    }
+}
\ No newline at end of file
diff --git a/Scripts/Menus/MainMenuButtons.cs b/Scripts/Menus/MainMenuButtons.cs
new file mode 100644
index 0000000..c2af034
--- /dev/null
+++ b/Scripts/Menus/MainMenuButtons.cs
@@ -0,0 +1,39 @@
+using System;
+using Godot;
+using Texty.Scripts.Terminal;
+
+namespace Texty.Scripts.Menus
+{
+    public class MainMenuButtons : ButtonBlock
+    {
+        [Signal] public delegate void CreditsButtonPressed();
+        [Signal] public delegate void QuitButtonPressed();
+        [Signal] public delegate void StartButtonPressed();
+
+        protected override void OnButtonPressed(int index)
+        {
+            if (!Enum.IsDefined(typeof(Buttons), 1)) return;
+            switch ((Buttons)index)
+            {
+                case Buttons.Start:
+                    EmitSignal(nameof(StartButtonPressed));
+                    break;
+                case Buttons.Credits:
+                    EmitSignal(nameof(CreditsButtonPressed));
+                    break;
+                case Buttons.Quit:
+                    EmitSignal(nameof(QuitButtonPressed));
+                    break;
+                default:
+                    throw new ArgumentOutOfRangeException(nameof(index), index, "Button not implemented!");
+            }
+        }
+
+        private enum Buttons
+        {
+            Start = 0,
+            Credits = 1,
+            Quit = 2
+        }
+    }
+}
\ No newline at end of file
diff --git a/Scripts/Terminal/ButtonBlock.cs b/Scripts/Terminal/ButtonBlock.cs
new file mode 100644
index 0000000..769fdf8
--- /dev/null
+++ b/Scripts/Terminal/ButtonBlock.cs
@@ -0,0 +1,28 @@
+using System.Linq;
+using Godot;
+using Godot.Collections;
+using Texty.Scripts.GodotExtensions;
+
+namespace Texty.Scripts.Terminal
+{
+    [Tool]
+    public abstract class ButtonBlock : MarginContainer
+    {
+        private VBoxContainer Buttons => GetNodeOrNull<VBoxContainer>($"%{nameof(Buttons)}");
+
+        public override void _Ready()
+        {
+            ConnectButtons();
+            Buttons.GetChildren<Button>().ForEach(button => button.MouseFilter = MouseFilterEnum.Ignore);
+            Buttons.GetChildren<Button>().FirstOrDefault()?.GrabFocus();
+        }
+
+        protected abstract void OnButtonPressed(int index);
+
+        private void ConnectButtons()
+        {
+            foreach (var (button, index) in Buttons.GetChildren<Button>().Select((button, index) => (button, index)))
+                button.Connect("pressed", this, nameof(OnButtonPressed), new Array(index));
+        }
+    }
+}
\ No newline at end of file
diff --git a/Scripts/Terminal/MenuScreen.cs b/Scripts/Terminal/MenuScreen.cs
new file mode 100644
index 0000000..5c3abfb
--- /dev/null
+++ b/Scripts/Terminal/MenuScreen.cs
@@ -0,0 +1,27 @@
+using Godot;
+
+namespace Texty.Scripts.Terminal
+{
+    [Tool]
+    public class MenuScreen : Control
+    {
+        private string _title = "";
+        private StatusArea TitleArea => GetNodeOrNull<StatusArea>($"%{nameof(TitleArea)}");
+
+        [Export]
+        public string Title
+        {
+            get => _title;
+            set
+            {
+                _title = value;
+                if (TitleArea != null) TitleArea.Title = $"[center]{GodotSharp.Singleton.Tr(_title)}[/center]";
+            }
+        }
+
+        public override void _Ready()
+        {
+            Title = _title;
+        }
+    }
+}
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