From d31f4246711411eabfac5a0ec6b6e55cb87e695e Mon Sep 17 00:00:00 2001
From: BoredGuy <osome3717@gmail.com>
Date: Thu, 15 Jan 2026 23:48:59 -0800
Subject: Another Simple Game

---
 DungeonSlime/Content/Fonts/Ariel.spritefont |   4 +-
 DungeonSlime/Game1.cs                       | 205 +++++++++++++++++-----------
 2 files changed, 131 insertions(+), 78 deletions(-)

diff --git a/DungeonSlime/Content/Fonts/Ariel.spritefont b/DungeonSlime/Content/Fonts/Ariel.spritefont
index bd33ecf..15333a6 100644
--- a/DungeonSlime/Content/Fonts/Ariel.spritefont
+++ b/DungeonSlime/Content/Fonts/Ariel.spritefont
@@ -11,13 +11,13 @@ with.
     <!--
     Modify this string to change the font that will be imported.
     -->
-    <FontName>Arial</FontName>
+    <FontName>Palatino</FontName>
 
     <!--
     Size is a float value, measured in points. Modify this value to change
     the size of the font.
     -->
-    <Size>12</Size>
+    <Size>24</Size>
 
     <!--
     Spacing is a float value, measured in pixels. Modify this value to change
diff --git a/DungeonSlime/Game1.cs b/DungeonSlime/Game1.cs
index d84fe25..36d5a13 100644
--- a/DungeonSlime/Game1.cs
+++ b/DungeonSlime/Game1.cs
@@ -1,6 +1,4 @@
 using System;
-using System.Collections.Generic;
-using System.Formats.Tar;
 using Microsoft.Xna.Framework;
 using Microsoft.Xna.Framework.Graphics;
 using Microsoft.Xna.Framework.Input;
@@ -9,130 +7,185 @@ using MonoGameLibrary;
 
 namespace DungeonSlime;
 
-internal class Target
+internal enum GameState
 {
-    //Constants
-    private static readonly Rectangle SourceRect = new Rectangle(0, 0, 128, 128);
-    private static readonly float BaseScale = 0.5f;
-    private static readonly float MaxScale = 1.5f;
+    MenuState,
+    PlayingState,
+    GameOverState
+}
 
-    //Fields
-    private Vector2 _position = Vector2.Zero;
-    private float _scale = 1f;
-    private readonly Texture2D _logoTexture;
+internal class GameStateMachine
+{
+    private GameState _state;
 
-    public Target(Texture2D logoTexture, Random random, int windowWidth, int windowHeight)
+    public GameStateMachine(GameState startState)
     {
-        _logoTexture = logoTexture;
-        Randomize(random, windowWidth, windowHeight);
+        _state = startState;
     }
 
-    public void Randomize(Random random, int windowWidth, int windowHeight)
+    public GameState State
     {
-        _position =
-            new Vector2((float)random.NextDouble(), (float)random.NextDouble()) * new Vector2(windowWidth, windowHeight);
-        _scale = BaseScale + (MaxScale - BaseScale) * random.NextSingle();
+        get => _state;
+
+        set
+        {
+            if (IsValidStateTransition(value))
+            {
+                _state = value;
+            }
+            else
+            {
+                throw new InvalidOperationException($"Cannot go from {State} to {value}!");
+            }
+        }
     }
 
-    public virtual bool IsHit(MouseState mouseState)
+    private bool IsValidStateTransition(GameState targetState)
     {
-        float mouseX = mouseState.Position.X;
-        float mouseY = mouseState.Position.Y;
+        switch (State)
+        {
+            case GameState.MenuState:
+                return targetState == GameState.PlayingState;
+            case GameState.PlayingState:
+                return targetState == GameState.GameOverState;
+            default:    //If game is over
+                return targetState == GameState.MenuState || targetState == GameState.PlayingState;
+        }
+    }
+}
 
-        return mouseState.LeftButton == ButtonState.Pressed &&
-            _position.X <= mouseX && mouseX <= _position.X + SourceRect.Width * _scale &&
-            _position.Y <= mouseY && mouseY <= _position.Y + SourceRect.Height * _scale;
+internal class MouseInputManager
+{
+    private MouseState _currentState;
+    private MouseState _pastState;
+    public MouseState MouseState { get => _currentState; }
+
+    public MouseInputManager(MouseState startMouseState)
+    {
+        _pastState = _currentState = startMouseState;
     }
 
-    public void Draw(SpriteBatch _spriteBatch)
+    public bool IsMouseClicked
     {
-        _spriteBatch.Draw(
-            _logoTexture,
-            _position,
-            SourceRect,
-            Color.White,
-            0f,
-            Vector2.Zero,
-            _scale,
-            SpriteEffects.None,
-            0f
-        );
+        get
+        {
+            if (_currentState.LeftButton == ButtonState.Pressed && _pastState.LeftButton == ButtonState.Released)
+            {
+                return true;
+            }
+
+            return false;
+        }
+    }
+
+    public void Update(MouseState mouseState)
+    {
+        _pastState = _currentState;
+        _currentState = mouseState;
     }
 }
 
 public class Game1 : Core
 {
-    private static readonly int NumTargets = 10;
+    private GameStateMachine _stateMachine;
+    private SpriteFont _arial;
+    private MouseInputManager _mouseInput;
 
-    private Texture2D _logo;
-    private List<Target> targets = [];
-    private int _score = 0;
-    private Random _random = new Random();
-    private SpriteFont _arielFont;
-
-    public Game1(): base("Dungeon Slime", 1280, 720, false)
+    public Game1() : base("Reaction Test", 1280, 720, false)
     {
-        
+
     }
 
     protected override void Initialize()
     {
         base.Initialize();
 
-        for (var i = 0; i < NumTargets; i++)
-        {
-            targets.Add(new Target(
-                _logo,
-                _random,
-                Window.ClientBounds.Width,
-                Window.ClientBounds.Height
-                ));
-        }
+        _stateMachine = new GameStateMachine(GameState.MenuState);
+        _mouseInput = new MouseInputManager(Mouse.GetState());
     }
 
     protected override void LoadContent()
     {
-        _logo = Content.Load<Texture2D>("Images/logo");
-        _arielFont = Content.Load<SpriteFont>("Fonts/Ariel");
+        _arial = Content.Load<SpriteFont>("Fonts/Ariel");
     }
 
     protected override void Update(GameTime gameTime)
     {
-        if (GamePad.GetState(PlayerIndex.One).Buttons.Back == ButtonState.Pressed || Keyboard.GetState().IsKeyDown(Keys.Escape))
-            Exit();
+        base.Update(gameTime);
+        _mouseInput.Update(Mouse.GetState());
 
-        foreach (var target in targets)
+        switch (_stateMachine.State)
         {
-            if (target.IsHit(Mouse.GetState()))
-            {
-                target.Randomize(_random, Window.ClientBounds.Width, Window.ClientBounds.Height);
-                _score++;
+            case GameState.MenuState:
+                UpdateMenu();
+                break;
+        }
+    }
 
-                //Can't hit multiple targets at once
+    protected override void Draw(GameTime gameTime)
+    {
+        switch (_stateMachine.State)
+        {
+            case GameState.MenuState:
+                DrawMenu();
+                break;
+            default:
+                GraphicsDevice.Clear(Color.CornflowerBlue);
                 break;
-            }
         }
+        base.Draw(gameTime);
+    }
 
-        base.Update(gameTime);
+    private void UpdateMenu()
+    {
+        if (_mouseInput.IsMouseClicked)
+        {
+            _stateMachine.State = GameState.PlayingState;
+        }
     }
 
-    protected override void Draw(GameTime gameTime)
+    private void DrawMenu()
     {
-        GraphicsDevice.Clear(Color.CornflowerBlue);
+        GraphicsDevice.Clear(Color.Green);
 
         SpriteBatch.Begin(
-            sortMode: SpriteSortMode.BackToFront,
             samplerState: SamplerState.PointClamp
         );
 
-        SpriteBatch.DrawString(_arielFont, $"{_score}", Vector2.Zero, Color.Green);
-        foreach (var target in targets)
-        {
-            target.Draw(SpriteBatch);
-        }
+        //Draw the menu header
+        string header = "Welcome to the reaction time test!";
+        SpriteBatch.DrawString(
+            _arial,
+            header,
+            new Vector2(
+                Window.ClientBounds.Width,
+                Window.ClientBounds.Height
+            ) * 0.5f,
+            Color.White,
+            0f,
+            _arial.MeasureString(header) * 0.5f,
+            1.5f,
+            SpriteEffects.None,
+            0f
+        );
 
-        SpriteBatch.End();
+        //Draw the menu subheader
+        string subheader = "Click to play!";
+        SpriteBatch.DrawString(
+            _arial,
+            subheader,
+            new Vector2(
+                Window.ClientBounds.Width * 0.5f,
+                Window.ClientBounds.Height * 0.6f
+            ),
+            Color.White,
+            0f,
+            _arial.MeasureString(subheader) * 0.5f,
+            0.75f,
+            SpriteEffects.None,
+            0f
+        );
 
-        base.Draw(gameTime);
+        SpriteBatch.End();
     }
 }
-- 
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