1 files changed, 100 insertions, 0 deletions
diff --git a/source/screens/SplashScreen.cs b/source/screens/SplashScreen.cs
new file mode 100644
index 0000000..46fb519
--- /dev/null
+++ b/source/screens/SplashScreen.cs
@@ -0,0 +1,100 @@
+using System;
+using System.Diagnostics;
+using Celesteia.Game.Input;
+using Celesteia.UI;
+using Celesteia.UI.Elements;
+using Microsoft.Xna.Framework;
+using Microsoft.Xna.Framework.Audio;
+using Microsoft.Xna.Framework.Graphics;
+using MonoGame.Extended.Screens;
+
+namespace Celesteia.Screens {
+    public class SplashScreen : GameScreen {
+        private new GameInstance Game => (GameInstance) base.Game;
+        public SplashScreen(GameInstance game) : base(game) {}
+
+        private Texture2D leafalLogo;
+        private SoundEffect splashSound;
+        private Image logoElement;
+        private Rect logoRect;
+
+        private float logoRatio;
+
+        public override void LoadContent()
+        {
+            base.LoadContent();
+
+            leafalLogo = Game.Content.Load<Texture2D>("branding/leafal/leafal_text_logo");
+            splashSound = Game.Content.Load<SoundEffect>("branding/leafal/splash");
+
+            logoRatio = leafalLogo.Height / (float) leafalLogo.Width;
+
+            logoRect = new Rect(
+                new ScreenSpaceUnit(0.25f, ScreenSpaceUnit.ScreenSpaceOrientation.Horizontal),
+                new ScreenSpaceUnit(0.5f - (logoRatio / 2f), ScreenSpaceUnit.ScreenSpaceOrientation.Vertical),
+                new ScreenSpaceUnit(0.5f, ScreenSpaceUnit.ScreenSpaceOrientation.Horizontal),
+                new ScreenSpaceUnit(logoRatio * 0.5f, ScreenSpaceUnit.ScreenSpaceOrientation.Horizontal)
+            );
+            logoElement = new Image(logoRect).SetTexture(leafalLogo).SetColor(Color.White);
+
+            splashSound.Play(0.5f, 0f, 0f);
+        }
+        
+        private float timeElapsed = 0f;
+        private float fadeInTime = 1.25f;
+        private float fadeOutTime = 0.75f;
+        private float duration = 6f;
+        private float endTimeout = 1f;
+        private float progress = 0f;
+        private Color color = Color.White;
+
+        public override void Update(GameTime gameTime) {
+            if (progress >= 1f || Game.Input.GetAny()) {
+                Game.LoadScreen(new MainMenuScreen(Game), new MonoGame.Extended.Screens.Transitions.FadeTransition(GraphicsDevice, Color.Black));
+                return;
+            }
+
+            timeElapsed += (float) (gameTime.ElapsedGameTime.TotalMilliseconds / 1000f);
+            float alpha = 1f;
+            if (timeElapsed <= fadeInTime) alpha = Math.Min(timeElapsed / fadeInTime, 1f);
+            if (duration - fadeOutTime <= timeElapsed) alpha = Math.Max((duration - timeElapsed) / fadeOutTime, 0f);
+
+            color.A = (byte) ((int) (alpha * 255));
+
+            progress = timeElapsed / (duration + endTimeout);
+            UpdateLogoRect(progress);
+        }
+
+        private float growFactor = 0f;
+        private void UpdateLogoRect(float progress) {
+            Rect r = logoElement.GetRect();
+
+            r.X.SetValue(0.25f - (progress * (growFactor / 2f)));
+            r.Y.SetValue(0.5f - (logoRatio / 2f) - ((logoRatio / 2f) * progress * (growFactor / 2f)));
+            r.Width.SetValue(0.5f + (progress * growFactor));
+            r.Height.SetValue(0.5f * logoRatio + ((progress * growFactor * logoRatio)));
+
+            logoElement.SetRect(r);
+        }
+
+        public override void Draw(GameTime gameTime)
+        {
+            GraphicsDevice.Clear(Color.Black);
+
+            Game.SpriteBatch.Begin(SpriteSortMode.Deferred, BlendState.NonPremultiplied, SamplerState.LinearClamp);
+            
+            logoElement.SetColor(color);
+            logoElement.Draw(Game.SpriteBatch);
+
+            Game.SpriteBatch.End();
+        }
+
+        public override void Dispose()
+        {
+            Debug.WriteLine("Unloading SplashScreen content...");
+            base.UnloadContent();
+            Debug.WriteLine("Disposing SplashScreen...");
+            base.Dispose();
+        }
+    }
+}
+\ No newline at end of file